FR1575431A - - Google Patents

Info

Publication number
FR1575431A
FR1575431A FR162346A FR1575431DA FR1575431A FR 1575431 A FR1575431 A FR 1575431A FR 162346 A FR162346 A FR 162346A FR 1575431D A FR1575431D A FR 1575431DA FR 1575431 A FR1575431 A FR 1575431A
Authority
FR
France
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
FR162346A
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.)
Devicor Medical Products Inc
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 DE19681761897 external-priority patent/DE1761897C3/en
Application filed filed Critical
Application granted granted Critical
Publication of FR1575431A publication Critical patent/FR1575431A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • B01D24/04—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 clamped between pervious fixed walls
    • B01D24/045—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 clamped between pervious fixed walls with at least one flat vertical wall
    • B01D24/047—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 clamped between pervious fixed walls with at least one flat vertical wall with vertical tubes distributing the liquid to be filtered or for collecting filtrate
    • 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
    • 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
    • B01D29/44—Edge filtering elements, i.e. using contiguous impervious surfaces
    • B01D29/48—Edge filtering elements, i.e. using contiguous impervious surfaces of spirally or helically wound bodies
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • 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
    • B01D24/10—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 held in a closed container
    • B01D24/14—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)
  • Filtering Materials (AREA)
FR162346A 1968-07-17 1968-08-08 Expired FR1575431A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB33936/68A GB1195795A (en) 1968-07-17 1968-07-17 Method of and Apparatus for Filtering
DE19681761897 DE1761897C3 (en) 1968-07-19 Method and device for regenerating filter material
BE719095 1968-08-06
FR162346 1968-08-08
US80886869A 1969-03-20 1969-03-20

Publications (1)

Publication Number Publication Date
FR1575431A true FR1575431A (en) 1969-07-18

Family

ID=27507698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR162346A Expired FR1575431A (en) 1968-07-17 1968-08-08

Country Status (5)

Country Link
AT (1) AT306058B (en)
BE (1) BE719095A (en)
DE (1) DE2005179C3 (en)
FR (1) FR1575431A (en)
GB (1) GB1195795A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2233790C3 (en) * 1972-07-10 1982-04-08 Heinz 5600 Wuppertal Henke Process for backwashing a Riesler filter combination
DE3771699D1 (en) * 1986-12-22 1991-08-29 Agie Ag Ind Elektronik LABYRINTHFILTER FOR THE DIELECTRICAL ERODING PLANTS.
CN115090018B (en) * 2022-06-30 2023-06-23 重庆海浦洛自动化科技有限公司 Back flushing filtering method

Also Published As

Publication number Publication date
DE1761897B2 (en) 1976-05-26
DE2005179B2 (en) 1977-08-18
GB1195795A (en) 1970-06-24
BE719095A (en) 1969-01-16
DE2005179A1 (en) 1970-11-05
DE2005179C3 (en) 1978-04-20
AT306058B (en) 1973-03-26
DE1761897A1 (en) 1970-11-12

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property
ST Notification of lapse
TP Transmission of property

Owner name: DEVICOR MEDICAL PRODUCTS, INC., US

Effective date: 20120116