FR2326385A1 - Procede et appareil d'epaississement d'une boue - Google Patents

Procede et appareil d'epaississement d'une boue

Info

Publication number
FR2326385A1
FR2326385A1 FR7629275A FR7629275A FR2326385A1 FR 2326385 A1 FR2326385 A1 FR 2326385A1 FR 7629275 A FR7629275 A FR 7629275A FR 7629275 A FR7629275 A FR 7629275A FR 2326385 A1 FR2326385 A1 FR 2326385A1
Authority
FR
France
Prior art keywords
sludge
thickening
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.)
Granted
Application number
FR7629275A
Other languages
English (en)
French (fr)
Other versions
FR2326385B1 (OSRAM
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.)
Ichikawa Woolen Textile Co Ltd
Original Assignee
Ichikawa Woolen Textile Co Ltd
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 Ichikawa Woolen Textile Co Ltd filed Critical Ichikawa Woolen Textile Co Ltd
Publication of FR2326385A1 publication Critical patent/FR2326385A1/fr
Application granted granted Critical
Publication of FR2326385B1 publication Critical patent/FR2326385B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/044—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering
    • B01D33/048—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are pervious for filtering with endless filtering bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/02—Combinations of filters of different kinds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/24—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
    • B30B9/241—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band co-operating with a drum or roller

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)
FR7629275A 1975-10-02 1976-09-29 Procede et appareil d'epaississement d'une boue Granted FR2326385A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1975134075U JPS5328298Y2 (OSRAM) 1975-10-02 1975-10-02

Publications (2)

Publication Number Publication Date
FR2326385A1 true FR2326385A1 (fr) 1977-04-29
FR2326385B1 FR2326385B1 (OSRAM) 1982-04-02

Family

ID=15119795

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7629275A Granted FR2326385A1 (fr) 1975-10-02 1976-09-29 Procede et appareil d'epaississement d'une boue

Country Status (5)

Country Link
US (1) US4062779A (OSRAM)
JP (1) JPS5328298Y2 (OSRAM)
DE (1) DE2638541C3 (OSRAM)
FR (1) FR2326385A1 (OSRAM)
GB (1) GB1545250A (OSRAM)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4475453A (en) * 1981-02-17 1984-10-09 Envirotech Corporation Liquid-solid separation utilizing pressure rolls covered with elastomeric layers
JPH0323947Y2 (OSRAM) * 1985-12-21 1991-05-24
DE8717005U1 (de) * 1987-12-24 1988-06-16 Schimmel, Peter, 4815 Schloß Holte-Stukenbrock Bandfilter zum Filtern von Feststoffen od. dgl. aus Flüssigkeiten
FR2673933B1 (fr) * 1991-03-13 1994-03-04 Degremont Sa Appareil compact de traitement des boues par egouttage et pressage.
US6083404A (en) * 1998-09-18 2000-07-04 Nalco Chemical Company Method of dewatering difficult sludges
US6692811B1 (en) * 1999-07-19 2004-02-17 Mcneil-Ppc, Inc. Substrates comprising flocked fibers of superabsorbent polymer
US6312560B1 (en) * 1999-07-23 2001-11-06 Huntsman Ethyleneamines Ltd. Use of alkyleneamines for enhancing lime mud dewatering
US6440111B1 (en) * 1999-09-27 2002-08-27 Mcneil-Ppc, Inc. Ultrathin fluid management article
US6811685B2 (en) * 2002-09-18 2004-11-02 Exxonmobil Research And Engineering Company Fouling mitigation device with movable screen
US8926846B2 (en) 2009-11-05 2015-01-06 Daritech, Inc. Systems and methods for extracting particulate from raw slurry material
US8470183B2 (en) 2009-11-05 2013-06-25 Daritech, Inc. Systems and methods for extracting sand from raw slurry material
US10603611B2 (en) 2014-05-30 2020-03-31 Daritech, Inc. Cleaning systems and methods for rotary screen separators
US10603675B2 (en) 2014-11-02 2020-03-31 Dari-Tech, Inc. Systems and methods for extracting particulate from raw slurry material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2460280A (en) * 1943-10-22 1949-02-01 Mining Process & Patent Co Filter disk segment
US3441951A (en) * 1968-01-25 1969-04-29 Appleton Wire Works Corp Zippered belt for a rotary filter
US3531404A (en) * 1968-04-01 1970-09-29 Union Tank Car Co Sewage treatment system
GB1323208A (en) * 1971-07-27 1973-07-11 Hamano T Filter for removing such particles and miscellaneous dirt as contained in a fluid
US3897341A (en) * 1973-02-07 1975-07-29 Masakatsu Ozawa Filter

Also Published As

Publication number Publication date
GB1545250A (en) 1979-05-02
DE2638541A1 (de) 1977-04-14
FR2326385B1 (OSRAM) 1982-04-02
JPS5328298Y2 (OSRAM) 1978-07-17
DE2638541B2 (de) 1979-09-27
DE2638541C3 (de) 1980-06-04
US4062779A (en) 1977-12-13
JPS5247858U (OSRAM) 1977-04-05

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Legal Events

Date Code Title Description
ST Notification of lapse