FR2782317B1 - SLUDGE DEHYDRATION DEVICE - Google Patents

SLUDGE DEHYDRATION DEVICE

Info

Publication number
FR2782317B1
FR2782317B1 FR9810444A FR9810444A FR2782317B1 FR 2782317 B1 FR2782317 B1 FR 2782317B1 FR 9810444 A FR9810444 A FR 9810444A FR 9810444 A FR9810444 A FR 9810444A FR 2782317 B1 FR2782317 B1 FR 2782317B1
Authority
FR
France
Prior art keywords
dehydration device
sludge dehydration
sludge
dehydration
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 - Fee Related
Application number
FR9810444A
Other languages
French (fr)
Other versions
FR2782317A1 (en
Inventor
Jean Pierre Virecoulon
Andre Haubry
Nguyen Quang Tuan
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.)
Suez International SAS
Original Assignee
Degremont SA
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 Degremont SA filed Critical Degremont SA
Priority to FR9810444A priority Critical patent/FR2782317B1/en
Priority to PCT/FR1999/001964 priority patent/WO2000009454A1/en
Priority to AU51711/99A priority patent/AU5171199A/en
Publication of FR2782317A1 publication Critical patent/FR2782317A1/en
Application granted granted Critical
Publication of FR2782317B1 publication Critical patent/FR2782317B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)
FR9810444A 1998-08-14 1998-08-14 SLUDGE DEHYDRATION DEVICE Expired - Fee Related FR2782317B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9810444A FR2782317B1 (en) 1998-08-14 1998-08-14 SLUDGE DEHYDRATION DEVICE
PCT/FR1999/001964 WO2000009454A1 (en) 1998-08-14 1999-08-10 Sludge dehydrating device
AU51711/99A AU5171199A (en) 1998-08-14 1999-08-10 Sludge dehydrating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9810444A FR2782317B1 (en) 1998-08-14 1998-08-14 SLUDGE DEHYDRATION DEVICE

Publications (2)

Publication Number Publication Date
FR2782317A1 FR2782317A1 (en) 2000-02-18
FR2782317B1 true FR2782317B1 (en) 2001-03-02

Family

ID=9529697

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9810444A Expired - Fee Related FR2782317B1 (en) 1998-08-14 1998-08-14 SLUDGE DEHYDRATION DEVICE

Country Status (3)

Country Link
AU (1) AU5171199A (en)
FR (1) FR2782317B1 (en)
WO (1) WO2000009454A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2867773B1 (en) * 2004-03-17 2006-12-22 Alain Chekroun PROCESS AND SYSTEM FOR TREATING PURIFICATION SLUDGE

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7214504A (en) * 1972-10-26 1974-05-01
JPS58143896A (en) * 1982-02-19 1983-08-26 Kubota Ltd Dehydration of sludge
DE3441545A1 (en) * 1984-11-14 1986-05-22 Gebr. Bellmer GmbH + Co KG Maschinenfabrik, 7532 Niefern Process for suspension separation, in particular sludge dewatering
DE4029825A1 (en) * 1990-09-20 1992-03-26 Passavant Werke METHOD AND DEVICE FOR CONDITIONING AND SUBSEQUENT DRAINAGE OF SLUDGE
DE4423143A1 (en) * 1994-07-01 1996-01-04 Basf Ag Process for the filtration and dewatering of sewage sludge
FR2754191B1 (en) * 1996-10-03 1998-11-06 Degremont IMPROVEMENTS TO AN APPARATUS FOR THE THICKENING OF A SOLID-LIQUID SUSPENSION

Also Published As

Publication number Publication date
AU5171199A (en) 2000-03-06
WO2000009454A1 (en) 2000-02-24
FR2782317A1 (en) 2000-02-18

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20140430