|
| US3933511 | 22 déc. 1972 | 20 janv. 1976 | Petrolite Corporation | Polishes containing wax-anhydride compounds |
| US3933512 | 22 déc. 1972 | 20 janv. 1976 | Petrolite Corporation | Carbon paper inks containing wax-anhydride compounds |
| US3936480 | 16 nov. 1972 | 3 févr. 1976 | Rhone-Progil | Additives for improving the dispersing properties of lubricating oil |
| US4041056 | 12 mars 1976 | 9 août 1977 | Petrolite Corporation | Reaction products of wax-anhydride compounds and polyamines |
| US4048080 | 7 juin 1976 | 13 sept. 1977 | Texaco Inc. | Lubricating oil composition |
| US4086173 | 5 juin 1975 | 25 avr. 1978 | Mobil Oil Corporation | Lubricant compositions containing multifunctional additives |
| US4090946 | 30 juin 1976 | 23 mai 1978 | BASF Aktiengesellschaft | Method of stabilizing mineral oil and its refinery products |
| US4158633 | 30 mars 1978 | 19 juin 1979 | Edwin Cooper, Inc. | Lubricating oil |
| US4159956 | 30 juin 1978 | 3 juil. 1979 | Chevron Research Company | Succinimide dispersant combination |
| US4237020 | 20 août 1979 | 2 déc. 1980 | Edwin Cooper, Inc. | Lubricating and fuel compositions containing succinimide friction reducers |
| US4239633 | 4 juin 1979 | 16 déc. 1980 | Exxon Research & Engineering Co. | Molybdenum complexes of ashless polyol ester dispersants as friction-reducing antiwear additives for lubricating oils |
| US4240803 | 11 sept. 1978 | 23 déc. 1980 | Mobil Oil Corporation | Fuel containing novel detergent |
| US4248719 | 24 août 1979 | 3 févr. 1981 | Texaco Inc. | Quaternary ammonium salts and lubricating oil containing said salts as dispersants |
| US4292139 | 30 oct. 1980 | 29 sept. 1981 | Ethyl Corporation | Method for inhibiting deposit formation in distillation units associated with separation and purification of alkyl phosphorochloridothioates |
| US4292184 | 27 mars 1980 | 29 sept. 1981 | Exxon Research & Engineering Co. | Thio-bis-(hydrocarbon-bisoxazolines) as oleaginous additives for lubricants and fuels |
| US4433157 | 11 mai 1982 | 21 févr. 1984 | Institut Francais du Petrole | Process for manufacturing anhydrides of alkenyl dicarboxylic acids |
| US4442241 | 28 juin 1982 | 10 avr. 1984 | Exxon Research and Engineering Co. | Shear thickening composition |
| US4471091 | 9 août 1982 | 11 sept. 1984 | The Lubrizol Corporation | Combinations of carboxylic acylating agents substituted with olefin polymers of high and low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same |
| US4475594 | 28 juin 1982 | 9 oct. 1984 | Exxon Research & Engineering Co. | Plugging wellbores |
| US4482464 | 14 févr. 1983 | 13 nov. 1984 | Texaco Inc. | Hydrocarbyl-substituted mono- and bis-succinimide having polyamine chain linked hydroxyacyl radicals and mineral oil compositions containing same |
| US4486573 | 9 août 1982 | 4 déc. 1984 | The Lubrizol Corporation | Carboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same |
| US4489194 | 9 août 1982 | 18 déc. 1984 | The Lubrizol Corporation | Carboxylic acylating agents substituted with olefin polymers of high/low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same |
| US4505718 | 20 août 1982 | 19 mars 1985 | The Lubrizol Corporation | Organo transition metal salt/ashless detergent-dispersant combinations |
| US4505829 | 29 oct. 1981 | 19 mars 1985 | Exxon Research & Engineering Co. | Lubricating oil composition containing sediment-reducing additive |
| US4517104 | 6 mai 1981 | 14 mai 1985 | Exxon Research & Engineering Co. | Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions |
| US4559155 | 12 mars 1985 | 17 déc. 1985 | The Lubrizol Corporation | Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same |
| US4564460 | 9 août 1982 | 14 janv. 1986 | The Lubrizol Corporation | Hydrocarbyl-substituted carboxylic acylating agent derivative containing combinations, and fuels containing same |
| US4575526 | 12 mars 1985 | 11 mars 1986 | The Lubrizol Corporation | Hydrocarbyl substituted carboxylic acylaging agent derivative containing combinations, and fuels containing same |
| US4596663 | 19 oct. 1984 | 24 juin 1986 | The Lubrizol Corporation | Carboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same |
| US4613342 | 16 oct. 1985 | 23 sept. 1986 | The Lubrizol Corporation | Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same |
| US4623684 | 16 oct. 1985 | 18 nov. 1986 | The Lubrizol Corporation | Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same |
| US4642330 | 20 mars 1986 | 10 févr. 1987 | The Lubrizol Corporation | Dispersant salts |
| US4659338 | 16 août 1985 | 21 avr. 1987 | The Lubrizol Corporation | Fuel compositions for lessening valve seat recession |
| US4749505 | 8 juil. 1985 | 7 juin 1988 | Exxon Chemical Patents Inc. | Olefin polymer viscosity index improver additive useful in oil compositions |
| US4755311 | 14 août 1986 | 5 juil. 1988 | The Lubrizol Corporation | Phosphorus-, sulfur- and boron-containing compositions, and lubricant and functional fluid compositions containing same |
| US4804389 | 1 déc. 1987 | 14 févr. 1989 | The Lubrizol Corporation | Fuel products |
| US4820432 | 24 juil. 1987 | 11 avr. 1989 | Exxon Chemical Patents Inc. | Lactone-modified, Mannich base dispersant additives useful in oleaginous compositions |
| US4863487 | 29 avr. 1987 | 5 sept. 1989 | Nalco Chemical Company | Hydrocarbon fuel detergent |
| US4863624 | 9 sept. 1987 | 5 sept. 1989 | Exxon Chemical Patents Inc. | Dispersant additives mixtures for oleaginous compositions |
| US4866139 | 7 oct. 1986 | 12 sept. 1989 | Exxon Chemical Patents Inc. | Lactone modified, esterified dispersant additives useful in oleaginous compositions |
| US4866140 | 7 oct. 1986 | 12 sept. 1989 | Exxon Chemical Patents Inc. | Lactone modified adducts or reactants and oleaginous compositions containing same |
| US4866141 | 7 oct. 1986 | 12 sept. 1989 | Exxon Chemical Patents Inc. | Lactone modified, esterfied or aminated additives useful in oleaginous compositions and compositions containing same |
| US4869837 | 27 juin 1988 | 26 sept. 1989 | Shell Oil Company | Preparation of a basic salt |
| US4870197 | 12 déc. 1986 | 26 sept. 1989 | Exxon Chemical Patents Inc. | Method for preparing salts of polyolefinic substituted dicarboxylic acids |
| US4873004 | 16 nov. 1987 | 10 oct. 1989 | Shell Oil Company | Lubricating composition |
| US4895578 | 8 sept. 1988 | 23 janv. 1990 | Nalco Chemical Company | Hydrocarbon fuel detergent |
| US4904401 | 8 sept. 1988 | 27 févr. 1990 | The Lubrizol Corporation | Lubricating oil compositions |
| US4906394 | 7 oct. 1986 | 6 mars 1990 | Exxon Chemical Patents Inc. | Lactone modified mono-or dicarboxylic acid based adduct dispersant compositions |
| US4929374 | 8 août 1988 | 29 mai 1990 | Shell Oil Company | Lubricating oil composition |
| US4938881 | 1 août 1988 | 3 juil. 1990 | The Lubrizol Corporation | Lubricating oil compositions and concentrates |
| US4941984 | 31 juil. 1989 | 17 juil. 1990 | The Lubrizol Corporation | Lubricating oil compositions and methods for lubricating gasoline-fueled and/or alcohol-fueled, spark-ignited engines |
| US4943382 | 6 avr. 1988 | 24 juil. 1990 | Exxon Chemical Patents Inc. | Lactone modified dispersant additives useful in oleaginous compositions |
| US4952328 | 3 juin 1988 | 28 août 1990 | The Lubrizol Corporation | Lubricating oil compositions |
| US4954276 | 31 août 1989 | 4 sept. 1990 | Exxon Chemical Patents Inc. | Lactone modified adducts or reactants and oleaginous compositions containing same |
| US4954277 | 31 août 1989 | 4 sept. 1990 | Exxon Chemical Patents Inc. | Lactone modified, esterified or aminated additives useful in oleaginous compositions and compositions containing same |
| US4957649 | 1 août 1988 | 18 sept. 1990 | The Lubrizol Corporation | Lubricating oil compositions and concentrates |
| US4963275 | 6 avr. 1988 | 16 oct. 1990 | Exxon Chemical Patents Inc. | Dispersant additives derived from lactone modified amido-amine adducts |
| US4971710 | 16 mai 1988 | 20 nov. 1990 | Chevron Research Company | Methods for preparing, Group II metal overbased sulfurized alkylphenols |
| US4971711 | 9 janv. 1989 | 20 nov. 1990 | Exxon Chemical Patents, Inc. | Lactone-modified, mannich base dispersant additives useful in oleaginous compositions |
| US4976746 | 28 juin 1989 | 11 déc. 1990 | Institut Francais du Petrole | Formulations of nitrogenated additives for engine fuels and the engine fuels containing them |
| US4981602 | 13 juin 1988 | 1 janv. 1991 | The Lubrizol Corporation | Lubricating oil compositions and concentrates |
| US5024677 | 11 juin 1990 | 18 juin 1991 | Nalco Chemical Company | Corrosion inhibitor for alcohol and gasohol fuels |
| US5024773 | 17 mai 1989 | 18 juin 1991 | Chevron Research Company | Methods for preparing, group II metal overbased sulfurized alkylphenols |
| US5032320 | 28 févr. 1991 | 16 juil. 1991 | Exxon Chemical Patents Inc. | Lactone modified mono- or dicarboxylic acid based adduct dispersant compositions |
| US5041622 | 28 nov. 1990 | 20 août 1991 | The Lubrizol Corporation | Three-step process for making substituted carboxylic acids and derivatives thereof |
| US5053056 | 29 juin 1989 | 1 oct. 1991 | Institut Francais du Petrole Elf France | Hydroxyimidazolines and polyamine fuel additive compositions |
| US5104518 | 6 mars 1990 | 14 avr. 1992 | Sigri GmbH | Process for the inhibition of the puffing of cokes produced from coal tar pitches |
| US5110488 | 17 nov. 1989 | 5 mai 1992 | The Lubrizol Corporation | Lubricating compositions containing reduced levels of phosphorus |
| US5124055 | 16 mars 1990 | 23 juin 1992 | Ethyl Petroleum Additives, Inc. | Lubricating oil composition |
| US5139643 | 13 mars 1991 | 18 août 1992 | Betz Laboratories, Inc. | Phosphorus derivatives of polyalkenylsuccinimides and methods of use thereof |
| US5141658 | 28 août 1991 | 25 août 1992 | | Lubricant composition comprising a sulfur additive and a borated dispersant |
| US5160350 | 6 déc. 1991 | 3 nov. 1992 | The Lubrizol Corporation | Fuel compositions |
| US5171420 | 9 sept. 1991 | 15 déc. 1992 | Betz Laboratories, Inc. | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium |
| US5171421 | 9 sept. 1991 | 15 déc. 1992 | Betz Laboratories, Inc. | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium |
| US5183554 | 9 sept. 1991 | 2 févr. 1993 | Betz Laboratories, Inc. | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium |
| US5183555 | 29 août 1991 | 2 févr. 1993 | Betz Laboratories, Inc. | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium |
| US5194142 | 26 août 1991 | 16 mars 1993 | Betz Laboratories, Inc. | Method for controlling fouling deposit formation in a liquid hydrocarbonaceous medium |
| US5194620 | 20 avr. 1992 | 16 mars 1993 | Betz Laboratories, Inc. | Compositions of phosphorus derivatives of polyalkenylsuccinimides |
| US5221491 | 9 août 1991 | 22 juin 1993 | Exxon Chemical Patents Inc. | Two-cycle oil additive |
| US5232616 | 21 août 1990 | 3 août 1993 | Chevron Research and Technology Company | Lubricating compositions |
| US5266186 | 11 déc. 1990 | 30 nov. 1993 | Nalco Chemical Company | Inhibiting fouling employing a dispersant |
| US5286799 | 23 juil. 1992 | 15 févr. 1994 | Chevron Research and Technology Company | Two-step free radical catalyzed process for the preparation of alkenyl succinic anhydride |
| US5304315 | 15 avr. 1992 | 19 avr. 1994 | Exxon Chemical Patents Inc. | Prevention of gel formation in two-cycle oils |
| US5312554 | 6 juil. 1989 | 17 mai 1994 | Exxon Chemical Patents Inc. | Process for preparing stable oleaginous compositions |
| US5318710 | 12 mars 1993 | 7 juin 1994 | Chevron Research and Technology Company | Low viscosity Group II metal overbased sulfurized C.sub.16 to C.sub.22 alkylphenate compositions |
| US5319030 | 23 juil. 1992 | 7 juin 1994 | Chevron Research and Technology Company | One-step process for the preparation of alkenyl succinic anhydride |
| US5320762 | 12 mars 1993 | 14 juin 1994 | Chevron Research and Technology Company | Low viscosity Group II metal overbased sulfurized C.sub.12 to C.sub.22 alkylphenate compositions |
| US5320763 | 12 mars 1993 | 14 juin 1994 | Chevron Research and Technology Company | Low viscosity group II metal overbased sulfurized C.sub.10 to C.sub.16 alkylphenate compositions |
| US5330667 | 15 avr. 1992 | 19 juil. 1994 | Exxon Chemical Patents Inc. | Two-cycle oil additive |
| US5334329 | 7 oct. 1988 | 2 août 1994 | The Lubrizol Corporation | Lubricant and functional fluid compositions exhibiting improved demulsibility |
| US5354484 | 7 juin 1990 | 11 oct. 1994 | The Lubrizol Corporation | Phosphorus-containing lubricant and functional fluid compositions |
| US5356552 | 12 oct. 1993 | 18 oct. 1994 | Chevron Research and Technology Company, A Division of Chevron U.S.A. Inc. | Chlorine-free lubricating oils having modified high molecular weight succinimides |
| US5387346 | 19 juil. 1993 | 7 févr. 1995 | Ethyl Petroleum Additives, Inc. | Automatic transmission fluids and additives therefor |
| US5430105 | 22 nov. 1993 | 4 juil. 1995 | Exxon Chemical Patents Inc. | Low sediment process for forming borated dispersant |
| US5439607 | 30 déc. 1993 | 8 août 1995 | Exxon Chemical Patents Inc. | Multifunctional viscosity index improver-dispersant antioxidant |
| US5445750 | 3 sept. 1993 | 29 août 1995 | Texaco Inc. | Lubricating oil composition containing the reaction product of an alkenylsuccinimide with a bis(hydroxyaromatic) substituted carboxylic acid |
| US5451333 | 25 mars 1994 | 19 sept. 1995 | Exxon Chemical Patents Inc. | Haze resistant dispersant-detergent compositions |
| US5490945 | 28 avr. 1994 | 13 févr. 1996 | The Lubrizol Corporation | Lubricating compositions and concentrates |
| US5498809 | 22 mai 1995 | 12 mars 1996 | Exxon Chemical Patents Inc. | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives |
| US5554310 | 9 juin 1994 | 10 sept. 1996 | Exxon Chemical Patents Inc. | Trisubstituted unsaturated polymers |
| US5562864 | 3 nov. 1994 | 8 oct. 1996 | The Lubrizol Corporation | Lubricating compositions and concentrates |
| US5562867 | 28 juin 1995 | 8 oct. 1996 | Exxon Chemical Patents Inc | Biodegradable two-cycle oil composition |
| US5565528 | 5 juin 1995 | 15 oct. 1996 | Chevron Chemical Company | Polymeric dispersants having polyalkylene and succinic groups |
| US5614480 | 25 juil. 1994 | 25 mars 1997 | The Lubrizol Corporation | Lubricating compositions and concentrates |
| US5616668 | 14 déc. 1995 | 1 avr. 1997 | Chevron Chemical Company | Polymeric dispersants having polyalkylene and succinic groups |
| US5625004 | 23 juil. 1992 | 29 avr. 1997 | Chevron Research and Technology Company | Two-step thermal process for the preparation of alkenyl succinic anhydride |
| US5663130 | 11 mars 1996 | 2 sept. 1997 | Exxon Chemical Patents Inc | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant dispersant additives |
| US5705721 | 1 nov. 1996 | 6 janv. 1998 | Nalco Chemical Company | Dispersant for chloroprene unit fouling |
| US5716912 | 9 avr. 1996 | 10 févr. 1998 | Chevron Chemical Company | Polyalkylene succinimides and post-treated derivatives thereof |
| US5739356 | 21 nov. 1996 | 14 avr. 1998 | The Lubrizol Corporation | Lactones useful as intermediates for preparing lubricating oil and fuel additives |
| US5753597 | 20 août 1996 | 19 mai 1998 | Chevron Chemical Company | Polymeric dispersants |
| US5756428 | 29 sept. 1988 | 26 mai 1998 | Exxon Chemical Patents Inc. | High functionality low molecular weight oil soluble dispersant additives useful in oleaginous composition |
| US5756431 | 25 mai 1995 | 26 mai 1998 | Exxon Chemical Patents Inc | Dispersants derived from heavy polyamine and second amine |
| US5773393 | 17 juin 1997 | 30 juin 1998 | The Lubrizol Corporation | Oil compositions useful in hydraulic fluids |
| US5773567 | 17 juin 1996 | 30 juin 1998 | Exxon Chemical Patents Inc | Carboxylic amide-containing polymers for use as fuel or lubricating oil additives and processes for their preparation |
| US5779742 | 8 août 1996 | 14 juil. 1998 | The Lubrizol Corporation | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions |
| US5783735 | 25 mai 1995 | 21 juil. 1998 | Exxon Chemical Patents Inc. | Process for preparing polymeric amides useful as additives in fuels and lubricating oils |
| US5786490 | 10 avr. 1997 | 28 juil. 1998 | The Lubrizol Corporation | Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives |
| US5788722 | 30 mai 1995 | 4 août 1998 | Exxon Chemical Patents Inc | High functionality low molecular weight oil soluble dispersant additives useful in oleaginous compositions |
| US5789356 | 11 févr. 1997 | 4 août 1998 | Exxon Chemical Patents Inc | Synergistic combinations for use in functional fluid compositions |
| US5792729 | 20 août 1996 | 11 août 1998 | Chevron Chemical Corporation | Dispersant terpolymers |
| US5804667 | 12 nov. 1997 | 8 sept. 1998 | Exxon Chemical Patents Inc. | Dispersant additives and process |
| US5811377 | 3 févr. 1997 | 22 sept. 1998 | Exxon Chemical Patents Inc | Low molecular weight basic nitrogen-containing reaction products as enhanced phosphorus/boron carriers in lubrication oils |
| US5814111 | 6 août 1996 | 29 sept. 1998 | Shell Oil Company | Gasoline compositions |
| US5821205 | 1 déc. 1995 | 13 oct. 1998 | Chevron Chemical Company | Polyalkylene succinimides and post-treated derivatives thereof |
| US5840920 | 8 août 1996 | 24 nov. 1998 | The Lubrizol Corporation | Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives |
| US5849676 | 29 juil. 1997 | 15 déc. 1998 | Chevron Chemical Company | Post-treated derivatives of polyalkylene succinimides |
| US5851965 | 29 juil. 1997 | 22 déc. 1998 | Chevron Chemical Company | Dispersant compositions having polyalkylene succinimides |
| US5853434 | 29 juil. 1997 | 29 déc. 1998 | Chevron Chemical Company | Fuel compositions having polyalkylene succinimides and preparation thereof |
| US5856279 | 19 mai 1998 | 5 janv. 1999 | The Lubrizol Corporation | Acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions |
| US5856524 | 18 déc. 1997 | 5 janv. 1999 | The Lubrizol Corporation | Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives |
| US5861363 | 29 janv. 1998 | 19 janv. 1999 | Chevron Chemical Company LLC | Polyalkylene succinimide composition useful in internal combustion engines |
| US5872083 | 29 juil. 1997 | 16 févr. 1999 | Chevron Chemical Company | Post-treated derivatives of polyalkylene succinimides |
| US5872084 | 15 janv. 1998 | 16 févr. 1999 | Exxon Chemical Patents, Inc. | Dispersants derived from heavy polyamine and second amine |
| US5880070 | 20 août 1996 | 9 mars 1999 | Chevron Chemical Company | Cross-linked succinimides from an acid derivative, a polyamine, and a polycarboxylic acid derivative |
| US5936041 | 27 déc. 1995 | 10 août 1999 | Exxon Chemical Patents Inc | Dispersant additives and process |
| US5955404 | 6 nov. 1997 | 21 sept. 1999 | Mobil Oil Corporation | Lubricant and fuel compositions containing an organo-substituted diphenyl sulfide |
| US6015776 | 8 sept. 1998 | 18 janv. 2000 | Chevron Chemical Company | Polyalkylene polysuccinimides and post-treated derivatives thereof |
| US6020500 | 22 août 1995 | 1 févr. 2000 | The Lubrizol Corporation | Hydroxy-substituted monolactones useful as intermediates for preparing lubricating oil and fuel additives |
| US6030930 | 14 mai 1997 | 29 févr. 2000 | Exxon Chemical Patents Inc | Polymers derived from ethylene and 1-butene for use in the preparation of lubricant disperant additives |
| US6051537 | 14 avr. 1993 | 18 avr. 2000 | Exxon Chemical Patents Inc | Dispersant additive mixtures for oleaginous compositions |
| US6066605 | 6 févr. 1998 | 23 mai 2000 | Infineum USA L.P. | Carboxylic amide-containing polymers for use as fuel or lubricating oil additives and processes for their preparation |
| US6107450 | 15 déc. 1998 | 22 août 2000 | Chevron Chemical Company LLC | Polyalkylene succinimides and post-treated derivatives thereof |
| US6114547 | 19 janv. 1999 | 5 sept. 2000 | The Lubrizol Corporation | Hydroxy-substituted monolactones and use thereof as intermediates for preparing lubricating oil and fuel additives |
| US6127321 | 5 sept. 1991 | 3 oct. 2000 | Exxon Chemical Patents Inc | Oil soluble dispersant additives useful in oleaginous compositions |
| US6146431 | 23 déc. 1999 | 14 nov. 2000 | Chevron Chemical Company LLC | Polyalkylene polysuccinimides and post-treated derivatives thereof |
| US6207839 | 5 août 1998 | 27 mars 2001 | The Lubrizol Corporation | Process for preparing compositions useful as intermediates for preparing lubricating oil and fuel additives |
| US6214775 | 13 oct. 1999 | 10 avr. 2001 | Chevron Chemical Company LLC | Haze-free post-treated succinimides |
| US6294506 | 15 juil. 1994 | 25 sept. 2001 | Chevron Chemical Company | Lubricating oils having carbonated sulfurized metal alkyl phenates and carbonated metal alkyl aryl sulfonates |
| US6306802 | 22 avr. 1997 | 23 oct. 2001 | Exxon Chemical Patents Inc. | Mixed antioxidant composition |
| US6355074 | 25 mai 1995 | 12 mars 2002 | Exxon Chemical Patents INC | Oil soluble dispersant additives useful in oleaginous compositions |
| US6358892 | 27 janv. 1998 | 19 mars 2002 | Chevron Chemical Company | Polyalkylene succinimides and post-treated derivatives thereof |
| US6376434 | 23 oct. 1997 | 23 avr. 2002 | Idemitsu Kosan Co., Ltd. | Lube oil compositions for diesel engines |
| US6488723 | 2 févr. 2001 | 3 déc. 2002 | | Motor fuel additive composition and method for preparation thereof |
| US6540825 | 21 juin 1995 | 1 avr. 2003 | The Lubrizol Corporation | Compositions utilizing dispersants |
| US6617287 | 22 oct. 2001 | 9 sept. 2003 | The Lubrizol Corporation | Manual transmission lubricants with improved synchromesh performance |
| US6624123 | 11 déc. 1998 | 23 sept. 2003 | Chevron Chemical S.A. | Use of surfactants with high molecular weight for improving the filterability in hydraulic lubricants |
| US6627584 | 28 janv. 2002 | 30 sept. 2003 | Ethyl Corporation | Automatic transmission fluid additive comprising reaction product of hydrocarbyl acrylates and dihydrocarbyldithiophosphoric acids |
| US6642191 | 29 nov. 2001 | 4 nov. 2003 | Chevron Oronite Company LLC | Lubricating oil additive system particularly useful for natural gas fueled engines |
| US6756348 | 29 nov. 2001 | 29 juin 2004 | Chevron Oronite Company LLC | Lubricating oil having enhanced resistance to oxidation, nitration and viscosity increase |
| US6824671 | 17 mai 2001 | 30 nov. 2004 | ExxonMobil Chemical Patents Inc. | Low noack volatility poly |
| US6827750 | 24 août 2001 | 7 déc. 2004 | Dober Chemical Corp Fleetguard, Inc. | Controlled release additives in fuel systems |
| US6835218 | 24 août 2001 | 28 déc. 2004 | Dober Chemical Corp. FleetGuard, Inc. | Fuel additive compositions |
| US6855674 | 2 déc. 2002 | 15 févr. 2005 | Infineum International Ltd. | Hydroxy aromatic Mannich base condensation products and the use thereof as soot dispersants in lubricating oil compositions |
| US6860241 | 24 août 2001 | 1 mars 2005 | Dober Chemical Corp. Fleetguard, Inc. | Fuel filter including slow release additive |
| US6869917 | 16 août 2002 | 22 mars 2005 | ExxonMobil Chemical Patents Inc. | Functional fluid lubricant using low Noack volatility base stock fluids |
| US6949688 | 6 oct. 2004 | 27 sept. 2005 | ExxonMobil Chemical Patents Inc. | Low Noack volatility poly α-olefins |
| US7001531 | 24 août 2001 | 21 févr. 2006 | Dober Chemical Corp. FleetGuard, Inc. | Sustained release coolant additive composition |
| US7182795 | 13 mars 2002 | 27 févr. 2007 | Atton Chemical Intangibles LLC | Fuel lubricity additives derived from hydrocarbyl succinic anhydrides and hydroxy amines, and middle distillate fuels containing same |
| US7250126 | 11 août 2004 | 31 juil. 2007 | Fleetguard, Inc. | Acid-neutralizing filter media |
| US7329635 | 6 déc. 2006 | 12 févr. 2008 | Texas Petrochemicals LP | Crude oil composition including dispersant material for mitigating fouling of process equipment and method for mitigating crude oil fouling |
| US7361629 | 10 mars 2004 | 22 avr. 2008 | Afton Chemical Corporation | Additives for lubricants and fuels |
| US7485734 | 28 janv. 2005 | 3 févr. 2009 | Afton Chemical Corporation | Seal swell agent and process therefor |
| US7520371 | 18 nov. 2005 | 21 avr. 2009 | Lutek, LLC | Materials and processes for reducing combustion by-products in a lubrication system for an internal combustion engine |
| US7563314 | 30 nov. 2005 | 21 juil. 2009 | Xerox Corporation | Ink carriers containing nanoparticles, phase change inks including same and methods for making same |
| US7581558 | 5 juin 2007 | 1 sept. 2009 | Cummins Filtration IP Inc. Dober Chemical Corporation | Controlled release of additives in fluid systems |
| US7591279 | 16 août 2002 | 22 sept. 2009 | Cummins Filtration IP Inc. Dober Chemical Corporation | Controlled release of additives in fluid systems |
| US7618928 | 31 août 2005 | 17 nov. 2009 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7645728 | 17 févr. 2004 | 12 janv. 2010 | Afton Chemical Corporation | Lubricant and fuel additives derived from treated amines |
| US7655084 | 12 déc. 2005 | 2 févr. 2010 | Xerox Corporation | Carbon black inks and method for making same |
| US7700673 | 22 déc. 2006 | 20 avr. 2010 | Bridgestone Corporation | Reduced oil rubber compositions including N-substituted polyalkylene succinimide derivates and methods for preparing such compositions |
| US7745542 | 27 juil. 2006 | 29 juin 2010 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7749948 | 27 févr. 2007 | 6 juil. 2010 | The Lubrizol Corporation | Nitrogen-containing dispersant as an ashless TBN booster for lubricants |
| US7786209 | 21 sept. 2007 | 31 août 2010 | Xerox Corporation | Nanostructured particles, phase change inks including same and methods for making same |
| US7816309 | 27 oct. 2006 | 19 oct. 2010 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7820602 | 12 juil. 2006 | 26 oct. 2010 | King Industries, Inc. | Amine tungstates and lubricant compositions |
| US7820604 | 27 oct. 2006 | 26 oct. 2010 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7820605 | 27 oct. 2006 | 26 oct. 2010 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7833953 | 28 août 2006 | 16 nov. 2010 | Afton Chemical Corporation | Lubricant composition |
| US7858566 | 27 oct. 2006 | 28 déc. 2010 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7863228 | 17 mars 2008 | 4 janv. 2011 | Afton Chemical Corporation | Additives for lubricants and fuels |
| US7875576 | 29 juil. 2004 | 25 janv. 2011 | Chevron Oronite Company LLC | Lubricating oil composition for internal combustion engines |
| US7879775 | 14 juil. 2006 | 1 févr. 2011 | Afton Chemical Corporation | Lubricant compositions |
| US7883638 | 27 mai 2008 | 8 févr. 2011 | Dober Chemical Corporation | Controlled release cooling additive compositions |
| US7884058 | 30 sept. 2003 | 8 févr. 2011 | Chevron Oronite Company LLC | Stable colloidal suspensions and lubricating oil compositions containing same |
| US7888299 | 13 janv. 2004 | 15 févr. 2011 | Afton Chemical Japan Corp. | Extended drain, thermally stable, gear oil formulations |
| US7902130 | 8 févr. 2006 | 8 mars 2011 | The Lubrizol Corporation | Multifunctional dispersants |
| US7902133 | 14 juil. 2006 | 8 mars 2011 | Afton Chemical Corporation | Lubricant composition |
| US7913858 | 10 juil. 2007 | 29 mars 2011 | Fleetguard, Inc. | Acid-neutralizing filter media |
| US7928044 | 27 oct. 2006 | 19 avr. 2011 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US7928260 | 3 sept. 2008 | 19 avr. 2011 | Afton Chemical Corporation | Salt of a sulfur-containing, phosphorus-containing compound, and methods thereof |
| US7938277 | 27 mai 2008 | 10 mai 2011 | Dober Chemical Corporation | Controlled release of microbiocides |
| US7947636 | 27 févr. 2004 | 24 mai 2011 | Afton Chemical Corporation | Power transmission fluids |
| US7981846 | 30 nov. 2005 | 19 juil. 2011 | Chevron Oronite Company LLC | Lubricating oil composition with improved emission compatibility |
| US8016125 | 20 mai 2005 | 13 sept. 2011 | Lutek, LLC | Materials, filters, and systems for immobilizing combustion by-products and controlling lubricant viscosity |
| US8029861 | 23 sept. 2008 | 4 oct. 2011 | Xerox Corporation | Ink carriers containing low viscosity functionalized waxes, phase change inks including same, and methods for making same |
| US8067347 | 27 oct. 2006 | 29 nov. 2011 | Chevron Oronite Company LLC | Lubricating oil additive composition and method of making the same |
| US8080500 | 3 avr. 2008 | 20 déc. 2011 | King Industries, Inc. | Amine tungstates and lubricant compositions |
| US8109287 | 22 juil. 2009 | 7 févr. 2012 | Cummins Filtration IP, Inc. | Controlled release of additives in fluid systems |
| US8123344 | 4 août 2008 | 28 févr. 2012 | Xerox Corporation | Ink carriers containing surface modified nanoparticles, phase change inks including same, and methods for making same |
| US8153566 | 30 sept. 2008 | 10 avr. 2012 | Cherron Oronite Company LLC | Lubricating oil compositions |
| US8177897 | 17 nov. 2008 | 15 mai 2012 | Xerox Corporation | Phase change inks containing graphene-based carbon allotrope colorants |
| US8183187 | 8 févr. 2006 | 22 mai 2012 | The Lubrizol Corporation | Lubricant additive formulation containing multifunctional dispersant |
| US8242287 | 12 mars 2009 | 14 août 2012 | Nalco Company | Process for reacting an α, β-unsaturated dicarboxylic acid compound with an ethylenically unsaturated hydrocarbon |