FR2150442B1 - - Google Patents

Info

Publication number
FR2150442B1
FR2150442B1 FR7229964A FR7229964A FR2150442B1 FR 2150442 B1 FR2150442 B1 FR 2150442B1 FR 7229964 A FR7229964 A FR 7229964A FR 7229964 A FR7229964 A FR 7229964A FR 2150442 B1 FR2150442 B1 FR 2150442B1
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
FR7229964A
Other versions
FR2150442A1 (en
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.)
IDREX
Original Assignee
IDREX
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 IDREX filed Critical IDREX
Publication of FR2150442A1 publication Critical patent/FR2150442A1/fr
Application granted granted Critical
Publication of FR2150442B1 publication Critical patent/FR2150442B1/fr
Granted 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
    • B01D29/88—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
    • B01D29/94—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 discharging the filter cake, e.g. chutes
    • 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
    • B01D29/39—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 hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type
    • B01D29/41—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 hollow discs side by side on, or around, one or more tubes, e.g. of the leaf type mounted transversely on the tube
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—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 multiple filtering elements, characterised by their mutual disposition in series connection
    • 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
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
    • B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to the filtering element
    • 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
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/80—Handling the filter cake in the filter for purposes other than for regenerating for drying
    • B01D29/84—Handling the filter cake in the filter for purposes other than for regenerating for drying by gases or by heating
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Extraction Or Liquid Replacement (AREA)
FR7229964A 1971-08-23 1972-08-22 Filtration system - comprising primary and secondary filtration stages Granted FR2150442A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17377771A 1971-08-23 1971-08-23
US23951972A 1972-03-30 1972-03-30

Publications (2)

Publication Number Publication Date
FR2150442A1 FR2150442A1 (en) 1973-04-06
FR2150442B1 true FR2150442B1 (fr) 1976-10-29

Family

ID=26869521

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7229964A Granted FR2150442A1 (en) 1971-08-23 1972-08-22 Filtration system - comprising primary and secondary filtration stages

Country Status (7)

Country Link
JP (1) JPS5627284B2 (fr)
BE (1) BE787918A (fr)
CA (1) CA989745A (fr)
DE (1) DE2241385C2 (fr)
FR (1) FR2150442A1 (fr)
IL (1) IL40179A (fr)
IT (1) IT962185B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645854A1 (de) * 1976-10-11 1978-04-13 Idrex Verfahren und vorrichtung zum entfernen von feststoffen aus einer fluessigkeit und zum wiedergewinnen der fluessigkeit und/oder der feststoffe
JPS5753212A (en) * 1980-09-17 1982-03-30 Nippon Enbairo Kogyo Kk Pressure filtering machine and solid-liquid separation method using said pressure filtering machine
JPS5753211A (en) * 1980-09-17 1982-03-30 Nippon Enbairo Kogyo Kk Pressure filtering machine and solid-liquid separation method using said pressure filtering machine
JPH062202B2 (ja) * 1985-03-28 1994-01-12 月島機械株式会社 濾過濃縮装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3497452A (en) * 1968-09-09 1970-02-24 Kostas Savas Arvanitakis Method and apparatus for clarifying a liquid

Also Published As

Publication number Publication date
DE2241385A1 (de) 1973-03-08
AU4588872A (en) 1974-02-28
IL40179A (en) 1976-04-30
DE2241385C2 (de) 1982-06-24
CA989745A (en) 1976-05-25
IL40179A0 (en) 1972-10-29
IT962185B (it) 1973-12-20
FR2150442A1 (en) 1973-04-06
JPS5627284B2 (fr) 1981-06-24
BE787918A (fr) 1972-12-18
JPS4875458A (fr) 1973-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse