CA957616A - Method and apparatus for filtering a liquid - Google Patents

Method and apparatus for filtering a liquid

Info

Publication number
CA957616A
CA957616A CA109,885A CA109885A CA957616A CA 957616 A CA957616 A CA 957616A CA 109885 A CA109885 A CA 109885A CA 957616 A CA957616 A CA 957616A
Authority
CA
Canada
Prior art keywords
filtering
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
Application number
CA109,885A
Other languages
English (en)
Other versions
CA109885S (en
Inventor
Anders Lindstol
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.)
Ecodyne Corp
Original Assignee
Ecodyne Corp
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 Ecodyne Corp filed Critical Ecodyne Corp
Application granted granted Critical
Publication of CA957616A publication Critical patent/CA957616A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
    • B01D24/005—Filters being divided into a plurality of cells or compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
    • B01D24/24—Downward filtration, the container having distribution or collection headers or pervious conduits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Soy Sauces And Products Related Thereto (AREA)
CA109,885A 1970-05-12 1971-04-07 Method and apparatus for filtering a liquid Expired CA957616A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3656870A 1970-05-12 1970-05-12

Publications (1)

Publication Number Publication Date
CA957616A true CA957616A (en) 1974-11-12

Family

ID=21889323

Family Applications (1)

Application Number Title Priority Date Filing Date
CA109,885A Expired CA957616A (en) 1970-05-12 1971-04-07 Method and apparatus for filtering a liquid

Country Status (5)

Country Link
US (1) US3701423A (it)
CA (1) CA957616A (it)
ES (1) ES390774A1 (it)
GB (1) GB1341741A (it)
IT (1) IT942097B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4048068A (en) * 1974-01-09 1977-09-13 Amsted Industries, Inc. Method of and apparatus for filtering
US4082664A (en) * 1976-07-22 1978-04-04 Ecodyne Corporation Filter and method
US4277341A (en) * 1979-09-06 1981-07-07 Schramm, Inc. Water treatment discharge means
DE2948091A1 (de) * 1979-11-29 1981-06-04 Wabag Wasserreinigungsbau Alfred Kretzschmar Gmbh & Co Kg, 8650 Kulmbach Verfahren zum abfuehren des schlammwassers aus dem innenraum eines filters und filteranlage zur durchfuehrung des verfahrens
US4547286A (en) * 1980-07-22 1985-10-15 Neptune Microfloc, Inc. Water filtration process and apparatus having upflow filter with buoyant filter media and downflow filter with nonbuoyant filter media
US4743382A (en) * 1980-08-06 1988-05-10 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Method and apparatus for separating suspended solids from liquids
AU551752B2 (en) * 1980-09-25 1986-05-08 Sterling Drum Inc. Treatment of waste water
US4608181A (en) * 1983-03-25 1986-08-26 Neptune Microfloc, Inc. Water filtration apparatus having upflow buoyant media filter and downflow nonbuoyant media filter
US4659462A (en) * 1984-04-30 1987-04-21 CH2 M Hill, Inc. Apparatus for pretreatment of water using a bed of granular activated carbon
DE3823652A1 (de) * 1987-08-04 1989-02-16 Seitz Enzinger Noll Masch Verfahren zum reinigen von loesungsmitteln sowie filtereinrichtung zum durchfuehren dieses verfahrens
DE3823127A1 (de) * 1988-07-08 1990-01-11 Rheinische Braunkohlenw Ag Vorrichtung und verfahren zur reinigung von abwasser
FR2705583B1 (fr) * 1993-05-28 1995-08-18 Degremont Perfectionnements apportés aux dispositifs filtrants pour la clarification de liquide notamment d'eau.
US5873996A (en) * 1996-05-03 1999-02-23 Puraq Water Systems, Inc. Community drinking water purification system
CN103466751B (zh) * 2013-08-12 2014-12-10 同济大学 一种处理含油废水的粗粒化隔油装置
CN112759098A (zh) * 2020-12-31 2021-05-07 湖南航天凯天水务有限公司 一种节能节水高效过滤器

Also Published As

Publication number Publication date
ES390774A1 (es) 1974-07-01
IT942097B (it) 1973-03-20
GB1341741A (en) 1973-12-25
US3701423A (en) 1972-10-31

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