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FR830126A - Liquid filter - Google Patents

Liquid filter

Info

Publication number
FR830126A
FR830126A FR830126DA FR830126A FR 830126 A FR830126 A FR 830126A FR 830126D A FR830126D A FR 830126DA FR 830126 A FR830126 A FR 830126A
Authority
FR
France
Prior art keywords
liquid filter
filter
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
Other languages
French (fr)
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.)
Ozongesellschaft M B H
Original Assignee
Ozongesellschaft M B H
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 Ozongesellschaft M B H filed Critical Ozongesellschaft M B H
Application granted granted Critical
Publication of FR830126A publication Critical patent/FR830126A/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
    • B01D24/02—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR830126D 1936-11-30 1937-11-29 Liquid filter Expired FR830126A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE202235X 1936-11-30
DE20937X 1937-09-02
DE30937X 1937-09-03

Publications (1)

Publication Number Publication Date
FR830126A true FR830126A (en) 1938-07-21

Family

ID=27180041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR830126D Expired FR830126A (en) 1936-11-30 1937-11-29 Liquid filter

Country Status (2)

Country Link
CH (1) CH202235A (en)
FR (1) FR830126A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202774A (en) * 1978-05-24 1980-05-13 Dorr-Oliver Incorporated Flow distributor for fluid bed biological reactor
WO1997018881A1 (en) * 1995-11-17 1997-05-29 Ct Umwelttechnik Ag Reversible flow filter basin with drainage pipes

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE963417C (en) * 1944-07-19 1957-05-09 Karl Morawe Dipl Ing Liquid filter
JPS5635219Y2 (en) * 1977-08-12 1981-08-19
EP0026789A1 (en) * 1979-09-03 1981-04-15 GebràœDer Sulzer Aktiengesellschaft Filter device, especially for the purification of water
US5068034A (en) * 1990-05-03 1991-11-26 Unilift Corporation Purification underdrain with means to compensate for flow and pressure differences between laterals

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202774A (en) * 1978-05-24 1980-05-13 Dorr-Oliver Incorporated Flow distributor for fluid bed biological reactor
WO1997018881A1 (en) * 1995-11-17 1997-05-29 Ct Umwelttechnik Ag Reversible flow filter basin with drainage pipes

Also Published As

Publication number Publication date
CH202235A (en) 1939-01-15

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