WO2004037379A3 - Combined standard full-flow filter and micro part-flow filter with venturi nozzle - Google Patents

Combined standard full-flow filter and micro part-flow filter with venturi nozzle Download PDF

Info

Publication number
WO2004037379A3
WO2004037379A3 PCT/IB2003/004722 IB0304722W WO2004037379A3 WO 2004037379 A3 WO2004037379 A3 WO 2004037379A3 IB 0304722 W IB0304722 W IB 0304722W WO 2004037379 A3 WO2004037379 A3 WO 2004037379A3
Authority
WO
WIPO (PCT)
Prior art keywords
flow filter
filter
micro
venturi nozzle
standard full
Prior art date
Application number
PCT/IB2003/004722
Other languages
French (fr)
Other versions
WO2004037379A2 (en
Inventor
Pierre Gerard Willem Nieuwland
Original Assignee
Ntz Nederland Bv
Pierre Gerard Willem Nieuwland
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from EP20030075467 external-priority patent/EP1437166A1/en
Application filed by Ntz Nederland Bv, Pierre Gerard Willem Nieuwland filed Critical Ntz Nederland Bv
Priority to AU2003274434A priority Critical patent/AU2003274434A1/en
Publication of WO2004037379A2 publication Critical patent/WO2004037379A2/en
Publication of WO2004037379A3 publication Critical patent/WO2004037379A3/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/027—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks rigidly mounted in or on tanks or reservoirs
    • B01D35/0273—Filtering elements with a horizontal or inclined rotation or symmetry axis submerged in tanks or reservoirs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/20—Pressure-related systems for filters
    • B01D2201/204—Systems for applying vacuum to filters
    • B01D2201/208—Systems for applying vacuum to filters by venturi systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/29—Filter cartridge constructions
    • B01D2201/291—End caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/34—Seals or gaskets for filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/40—Special measures for connecting different parts of the filter
    • B01D2201/4084—Snap or Seeger ring connecting means

Abstract

Mechanical device having a hydraulic medium for operational use of the device, comprising a hydraulic medium collecting part (1) provided with standard filtering means (2), the device being provided with pumping means for feeding said hydraulic means from said collecting part (1) to within the device, a suction path (1,2,3) including said standard filter (2) being provided in the device so as to ensure the device to be fed with filtered hydraulic means, characterized in that the device is further provided with a micro-filter part (4), preferably comprising a so called high efficiency micro-filter, a venturi device (7) further being incorporated in said suction path between the said pumping means and the said standard filtering means (2), a relaying connection line (6) being provided, connecting a discharge opening (5) of said micro-filter part (4) with a low pressure zone (9) of said venturi means (7).
PCT/IB2003/004722 2002-10-24 2003-10-24 Combined standard full-flow filter and micro part-flow filter with venturi nozzle WO2004037379A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003274434A AU2003274434A1 (en) 2002-10-24 2003-10-24 Combined standard full-flow filter and micro part-flow filter with venturi nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20030075467 EP1437166A1 (en) 2003-01-09 2003-02-11 Mainstream replacement filter and method

Publications (2)

Publication Number Publication Date
WO2004037379A2 WO2004037379A2 (en) 2004-05-06
WO2004037379A3 true WO2004037379A3 (en) 2004-07-15

Family

ID=32605378

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2003/004722 WO2004037379A2 (en) 2002-10-24 2003-10-24 Combined standard full-flow filter and micro part-flow filter with venturi nozzle

Country Status (2)

Country Link
AU (1) AU2003274434A1 (en)
WO (1) WO2004037379A2 (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2407190A (en) * 1944-06-30 1946-09-03 Sperry Gyroscope Co Inc Filter for fluid flow systems
US2843268A (en) * 1955-08-05 1958-07-15 Fram Corp Combined full-flow and part-flow oil filters
US4617121A (en) * 1984-09-10 1986-10-14 Nitco, Inc. In-tank pump filter for automobile fuel tank
US4655914A (en) * 1984-11-02 1987-04-07 Origin Company Limited Method and apparatus for filtering impurities out of fluid
US4770150A (en) * 1986-09-17 1988-09-13 Daimler-Benz Aktiengesellschaft Low pressure fuel circulation with fuel preheating for an air-compressing injection internal combustion engine, especially for commercial vehicles
EP0287527A2 (en) * 1987-04-13 1988-10-19 ITAL IDEE s.r.l. Multiple lubricating oil filter for internal combustion engines, with a member for monitoring the degree of clogging of the filtration surface
DE4420043C1 (en) * 1994-06-08 1995-09-14 Kraft Herbert Georgsdorf Diesel engine fuel injection system
US5665229A (en) * 1995-07-07 1997-09-09 Kuss Corporation In-tank fuel filter with floating mounting
US5902480A (en) * 1997-05-13 1999-05-11 Kuss Corporation Depth media in-tank fuel filter with extruded mesh shell
EP1118368A2 (en) * 2000-01-19 2001-07-25 Baldwin Filters, Inc. Method and apparatus for filtering impurities out of fluid

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2407190A (en) * 1944-06-30 1946-09-03 Sperry Gyroscope Co Inc Filter for fluid flow systems
US2843268A (en) * 1955-08-05 1958-07-15 Fram Corp Combined full-flow and part-flow oil filters
US4617121A (en) * 1984-09-10 1986-10-14 Nitco, Inc. In-tank pump filter for automobile fuel tank
US4655914A (en) * 1984-11-02 1987-04-07 Origin Company Limited Method and apparatus for filtering impurities out of fluid
US4770150A (en) * 1986-09-17 1988-09-13 Daimler-Benz Aktiengesellschaft Low pressure fuel circulation with fuel preheating for an air-compressing injection internal combustion engine, especially for commercial vehicles
EP0287527A2 (en) * 1987-04-13 1988-10-19 ITAL IDEE s.r.l. Multiple lubricating oil filter for internal combustion engines, with a member for monitoring the degree of clogging of the filtration surface
DE4420043C1 (en) * 1994-06-08 1995-09-14 Kraft Herbert Georgsdorf Diesel engine fuel injection system
US5665229A (en) * 1995-07-07 1997-09-09 Kuss Corporation In-tank fuel filter with floating mounting
US5902480A (en) * 1997-05-13 1999-05-11 Kuss Corporation Depth media in-tank fuel filter with extruded mesh shell
EP1118368A2 (en) * 2000-01-19 2001-07-25 Baldwin Filters, Inc. Method and apparatus for filtering impurities out of fluid

Also Published As

Publication number Publication date
AU2003274434A1 (en) 2004-05-13
WO2004037379A2 (en) 2004-05-06
AU2003274434A8 (en) 2004-05-13

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