[go: up one dir, main page]

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
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.)
Ceased
Application number
PCT/IB2003/004722
Other languages
French (fr)
Other versions
WO2004037379A2 (en
Inventor
Pierre Gerard Willem Nieuwland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTZ Nederland BV
Original Assignee
NTZ Nederland BV
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 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
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • General Details Of Gearings (AREA)
  • Jet Pumps And Other Pumps (AREA)

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 Ceased 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 Ceased 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
AU2003274434A8 (en) 2004-05-13
AU2003274434A1 (en) 2004-05-13
WO2004037379A2 (en) 2004-05-06

Similar Documents

Publication Publication Date Title
CA2353750A1 (en) System and method for removing solid particulates from a pumped wellbore fluid
EP1994974A3 (en) Oil filter
WO2005065126A3 (en) Blood filter assembly having multiple filtration regions
EP1629875A4 (en) Filter unit with deaerating mechanism
EP2476445A3 (en) Filter unit
CA2373830A1 (en) Integral intravenous chamber and filter
WO2004037379A3 (en) Combined standard full-flow filter and micro part-flow filter with venturi nozzle
CN216878166U (en) Convenient-to-replace filter element for drinking water
EP1162300A3 (en) Discharge unit for washing machine
JP3058947U (en) Filter for electric discharge machine
CN217367410U (en) Outdoor water purification straw
CN202113671U (en) Pressure pollution-discharge type vortex filtration device
WO2007087102A3 (en) Filtration device for use with a fuel vapor recovery system
CN209724694U (en) A kind of vertical multi-stage centrifugal pump
WO2002016113A3 (en) Device for filtering liquid media, support body and a method for operating the device
CN205360760U (en) Inhale formula self -cleaning filter
CN101869806A (en) Self-priming ultra-filtration water purifier
CN201300009Y (en) Centrifugal sieve-type integral filter
CN217909075U (en) Oil-water separator for air compression dryer
CN2427266Y (en) Filter apparatus
EP1593858A3 (en) Hydraulic system for fork lift truck
WO2006076461A3 (en) Filtration devices and systems and methods of filtration
CN2229139Y (en) Aquarium filter with aeration and oxygenation function
CN203507634U (en) Pressure filter
CN221940198U (en) Multistage membrane filtration separation equipment

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A2

Designated state(s): AU BR CN IN JP KR MX US

AL Designated countries for regional patents

Kind code of ref document: A2

Designated state(s): BE CZ DE DK ES FR GB IT NL PT SE

121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: JP

WWW Wipo information: withdrawn in national office

Country of ref document: JP

122 Ep: pct application non-entry in european phase