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CA959425A - Pulsed backwash filter - Google Patents

Pulsed backwash filter

Info

Publication number
CA959425A
CA959425A CA120,473A CA120473A CA959425A CA 959425 A CA959425 A CA 959425A CA 120473 A CA120473 A CA 120473A CA 959425 A CA959425 A CA 959425A
Authority
CA
Canada
Prior art keywords
backwash filter
pulsed backwash
pulsed
filter
backwash
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
Application number
CA120,473A
Other languages
English (en)
Other versions
CA120473S (en
Inventor
Ronald F. Worlidge
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA959425A publication Critical patent/CA959425A/en
Expired 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
    • B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/663—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by using membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CA120,473A 1970-08-11 1971-08-11 Pulsed backwash filter Expired CA959425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3862570 1970-08-11

Publications (1)

Publication Number Publication Date
CA959425A true CA959425A (en) 1974-12-17

Family

ID=10404671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA120,473A Expired CA959425A (en) 1970-08-11 1971-08-11 Pulsed backwash filter

Country Status (6)

Country Link
US (1) US3767049A (de)
CA (1) CA959425A (de)
DE (1) DE2139767A1 (de)
FR (1) FR2105855A5 (de)
GB (1) GB1318065A (de)
IT (1) IT939759B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8717994U1 (de) * 1987-12-22 1992-03-26 D + S Fördertechnik GmbH, 7860 Schopfheim Reinigungsvorrichtung zum Abscheiden von Werkstückspänen
WO1997005939A1 (fr) * 1995-08-04 1997-02-20 Kabushiki Kaisha Yokota Seisakusho Dispositif de filtrage a chasse
WO2023277737A2 (ar) * 2021-06-29 2023-01-05 أحمد حافظ، جهاز للتخلص من سائل الديلزة الصفاقية المستخدم

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1626591A (en) * 1921-03-14 1927-05-03 Jr Adelbert Ames Photograph and method of making the same
US2024753A (en) * 1933-09-06 1935-12-17 Zwicky Ltd Filter
US2338418A (en) * 1939-06-09 1944-01-04 Forrest William James Filtering and like treatment of fluids
US2494534A (en) * 1944-03-16 1950-01-17 Us Hoffman Machinery Corp Coolant filter system
US2627979A (en) * 1950-01-30 1953-02-10 C M Ambrose Company Strainer mechanism for liquids
GB729356A (en) * 1952-05-30 1955-05-04 Muller Jacques Improvements in filters for liquids or gases

Also Published As

Publication number Publication date
GB1318065A (en) 1973-05-23
US3767049A (en) 1973-10-23
FR2105855A5 (de) 1972-04-28
IT939759B (it) 1973-02-10
DE2139767A1 (de) 1972-02-17

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