DE69021910T2 - Übergangsmetalle als Spurstoffe für eine chemische Behandlung. - Google Patents
Übergangsmetalle als Spurstoffe für eine chemische Behandlung.Info
- Publication number
- DE69021910T2 DE69021910T2 DE69021910T DE69021910T DE69021910T2 DE 69021910 T2 DE69021910 T2 DE 69021910T2 DE 69021910 T DE69021910 T DE 69021910T DE 69021910 T DE69021910 T DE 69021910T DE 69021910 T2 DE69021910 T2 DE 69021910T2
- Authority
- DE
- Germany
- Prior art keywords
- transition metals
- chemical treatment
- trace substances
- liquid systems
- aqueous liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1813—Water specific cations in water, e.g. heavy metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/182—Water specific anions in water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/13—Tracers or tags
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/315,713 US4966711A (en) | 1989-02-27 | 1989-02-27 | Transition metals as treatment chemical tracers |
US315713 | 1989-02-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69021910D1 DE69021910D1 (de) | 1995-10-05 |
DE69021910T2 true DE69021910T2 (de) | 1996-04-25 |
DE69021910T3 DE69021910T3 (de) | 2004-06-03 |
Family
ID=23225717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69021910T Expired - Fee Related DE69021910T3 (de) | 1989-02-27 | 1990-02-23 | Übergangsmetalle als Spurstoffe für eine chemische Behandlung. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4966711A (de) |
EP (1) | EP0385678B2 (de) |
JP (1) | JP2954964B2 (de) |
AT (1) | ATE127227T1 (de) |
AU (2) | AU648426B2 (de) |
CA (1) | CA2003681C (de) |
DE (1) | DE69021910T3 (de) |
ES (1) | ES2079435T5 (de) |
GR (1) | GR3018236T3 (de) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5006311A (en) * | 1990-03-23 | 1991-04-09 | Nalco Chemical Company | Monitoring performance of a treating agent added to a body of water |
US5132096A (en) * | 1990-03-23 | 1992-07-21 | Nalco Chemical Company | Monitoring performance of a water treating agent by measuring and resolving optical voltage analogs |
US5171450A (en) * | 1991-03-20 | 1992-12-15 | Nalco Chemical Company | Monitoring and dosage control of tagged polymers in cooling water systems |
US5242602A (en) * | 1992-03-04 | 1993-09-07 | W. R. Grace & Co.-Conn. | Spectrophotometric monitoring of multiple water treatment performance indicators using chemometrics |
US5271904A (en) * | 1992-09-17 | 1993-12-21 | Electric Power Research Institute, Inc. | Apparatus for sensing a chemical property of a spray |
US5304800A (en) * | 1992-11-10 | 1994-04-19 | Nalco Chemical Company | Leak detection and responsive treatment in industrial water processes |
US5266493A (en) * | 1993-01-22 | 1993-11-30 | Nalco Chemical Company | Monitoring boric acid in fluid systems |
US5320967A (en) * | 1993-04-20 | 1994-06-14 | Nalco Chemical Company | Boiler system leak detection |
JPH07145909A (ja) * | 1993-08-20 | 1995-06-06 | Nalco Chem Co | ボイラー系のpH/ホスフェートのプログラム制御方法 |
US5411889A (en) * | 1994-02-14 | 1995-05-02 | Nalco Chemical Company | Regulating water treatment agent dosage based on operational system stresses |
US5435969A (en) * | 1994-03-29 | 1995-07-25 | Nalco Chemical Company | Monitoring water treatment agent in-system concentration and regulating dosage |
CN1069162C (zh) * | 1994-05-02 | 2001-08-08 | 诺尔科化学公司 | 用作改进的抗微生物剂的荧光杀生物剂组合物 |
US5663489A (en) * | 1994-11-14 | 1997-09-02 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US5565619A (en) * | 1994-11-14 | 1996-10-15 | Betz Laboratories, Inc. | Methods and apparatus for monitoring water process equipment |
ES2143722T3 (es) | 1995-11-09 | 2000-05-16 | Nalco Chemical Co | Control del nivel de actividad microbiologica de un sistema de fluido. |
US5658798A (en) * | 1996-02-08 | 1997-08-19 | Nalco Chemical Company | Detection of process components in food process streams by fluorescence |
US5736405A (en) * | 1996-03-21 | 1998-04-07 | Nalco Chemical Company | Monitoring boiler internal treatment with fluorescent-tagged polymers |
US5756880A (en) * | 1997-02-13 | 1998-05-26 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US6244098B1 (en) | 1997-02-13 | 2001-06-12 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US6109096A (en) * | 1997-02-13 | 2000-08-29 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US5817927A (en) * | 1997-04-11 | 1998-10-06 | Betzdearborn Inc. | Method and apparatus for monitoring water process equipment |
US6170319B1 (en) | 1998-03-31 | 2001-01-09 | Betzdearborn Inc. | Methods and apparatus for monitoring water process equipment |
US6585933B1 (en) | 1999-05-03 | 2003-07-01 | Betzdearborn, Inc. | Method and composition for inhibiting corrosion in aqueous systems |
US6068012A (en) | 1998-12-29 | 2000-05-30 | Ashland, Inc. | Performance-based control system |
US6662636B2 (en) | 2001-12-13 | 2003-12-16 | Ondeo Nalco Company | Method of reducing fouling in filters for industrial water system analytical devices |
US6790666B2 (en) * | 2001-12-28 | 2004-09-14 | Nalco Company | Method to ascertain whether soluble hardness is calcium or magnesium based |
US6790664B2 (en) * | 2001-12-28 | 2004-09-14 | Nalco Company | Fluorometric monitoring and control of soluble hardness of water used in industrial water systems |
US20040250841A1 (en) * | 2003-06-10 | 2004-12-16 | Kimbrough Atwood M. | HVAC enviro-clean condensate drain pan and coil cleaning system |
US20090101587A1 (en) * | 2007-10-22 | 2009-04-23 | Peter Blokker | Method of inhibiting scale formation and deposition in desalination systems |
US8893784B2 (en) | 2010-06-30 | 2014-11-25 | Schlumberger Technology Corporation | Traced chemicals and method to verify and control formulation composition |
US9266797B2 (en) | 2013-02-12 | 2016-02-23 | Ecolab Usa Inc. | Online monitoring of polymerization inhibitors for control of undesirable polymerization |
US9399622B2 (en) | 2013-12-03 | 2016-07-26 | Ecolab Usa Inc. | Nitroxide hydroxylamine and phenylenediamine combinations as polymerization inhibitors for ethylenically unsaturated monomer processes |
WO2018093272A1 (en) * | 2016-11-18 | 2018-05-24 | Institutt For Energiteknikk | Tracers |
NO343468B1 (en) * | 2016-11-18 | 2019-03-18 | Inst Energiteknik | Tracers |
US20190249360A1 (en) | 2018-02-15 | 2019-08-15 | Buckman Laboratories International, Inc. | Method And System For Tagging Leather Or Hides Treated With Biocide And Identifying Same |
RU2724591C1 (ru) * | 2019-08-20 | 2020-06-25 | Общество с ограниченной ответственностью "Агро Эксперт Груп" | Способ фотометрической идентификации и определения концентрации компонентов баковой смеси |
CN111749650A (zh) * | 2020-06-09 | 2020-10-09 | 中国石油化工股份有限公司 | 一种油井阻垢剂加药周期确定方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2643422A1 (de) * | 1976-09-21 | 1978-03-30 | Kurita Water Ind Ltd | Wasserbehandlungsmittel und verfahren zur behandlung von wasser |
US4264329A (en) * | 1979-04-27 | 1981-04-28 | Cities Service Company | Tracing flow of fluids |
AU572825B2 (en) * | 1983-03-03 | 1988-05-19 | Fmc Corporation (Uk) Limited | Inhibition of corrosion and scale formation of metal surfaces |
US4501667A (en) * | 1983-03-03 | 1985-02-26 | Ciba-Geigy Corporation | Process of inhibiting corrosion of metal surfaces and/or deposition of scale thereon |
US4664884A (en) * | 1985-06-14 | 1987-05-12 | Drew Chemical Corporation | Corrosion inhibitor |
US4783314A (en) * | 1987-02-26 | 1988-11-08 | Nalco Chemical Company | Fluorescent tracers - chemical treatment monitors |
US4777140A (en) * | 1987-05-26 | 1988-10-11 | Mobil Oil Corporation | Measurement of vanadium content in a refinery stream by electron spin resonance spectroscopy |
-
1989
- 1989-02-27 US US07/315,713 patent/US4966711A/en not_active Expired - Lifetime
- 1989-11-23 CA CA002003681A patent/CA2003681C/en not_active Expired - Fee Related
-
1990
- 1990-02-23 DE DE69021910T patent/DE69021910T3/de not_active Expired - Fee Related
- 1990-02-23 ES ES90301982T patent/ES2079435T5/es not_active Expired - Lifetime
- 1990-02-23 AT AT90301982T patent/ATE127227T1/de not_active IP Right Cessation
- 1990-02-23 EP EP90301982A patent/EP0385678B2/de not_active Expired - Lifetime
- 1990-02-27 JP JP2044651A patent/JP2954964B2/ja not_active Expired - Fee Related
-
1992
- 1992-07-31 AU AU20733/92A patent/AU648426B2/en not_active Ceased
-
1994
- 1994-07-21 AU AU68638/94A patent/AU6863894A/en not_active Abandoned
-
1995
- 1995-11-29 GR GR950403356T patent/GR3018236T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
US4966711A (en) | 1990-10-30 |
GR3018236T3 (en) | 1996-02-29 |
DE69021910D1 (de) | 1995-10-05 |
EP0385678A3 (de) | 1992-08-12 |
ATE127227T1 (de) | 1995-09-15 |
EP0385678B1 (de) | 1995-08-30 |
JPH0315755A (ja) | 1991-01-24 |
AU4915190A (en) | 1990-08-30 |
CA2003681C (en) | 2002-08-20 |
ES2079435T3 (es) | 1996-01-16 |
AU624675B2 (en) | 1992-06-18 |
JP2954964B2 (ja) | 1999-09-27 |
ES2079435T5 (es) | 2004-05-16 |
CA2003681A1 (en) | 1990-08-27 |
DE69021910T3 (de) | 2004-06-03 |
EP0385678A2 (de) | 1990-09-05 |
AU648426B2 (en) | 1994-04-21 |
AU2073392A (en) | 1992-10-15 |
EP0385678B2 (de) | 2003-09-03 |
AU6863894A (en) | 1994-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |