FR2779975B1 - Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires - Google Patents

Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires

Info

Publication number
FR2779975B1
FR2779975B1 FR9807647A FR9807647A FR2779975B1 FR 2779975 B1 FR2779975 B1 FR 2779975B1 FR 9807647 A FR9807647 A FR 9807647A FR 9807647 A FR9807647 A FR 9807647A FR 2779975 B1 FR2779975 B1 FR 2779975B1
Authority
FR
France
Prior art keywords
drying
wastewater treatment
treatment plants
granulating sludge
granulating
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
FR9807647A
Other languages
English (en)
Other versions
FR2779975A1 (fr
Inventor
Marcel Lesoille
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 FR9807647A priority Critical patent/FR2779975B1/fr
Publication of FR2779975A1 publication Critical patent/FR2779975A1/fr
Application granted granted Critical
Publication of FR2779975B1 publication Critical patent/FR2779975B1/fr
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
    • C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/28—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using special binding agents
    • 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
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Treatment Of Sludge (AREA)
FR9807647A 1998-06-17 1998-06-17 Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires Expired - Fee Related FR2779975B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9807647A FR2779975B1 (fr) 1998-06-17 1998-06-17 Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9807647A FR2779975B1 (fr) 1998-06-17 1998-06-17 Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires

Publications (2)

Publication Number Publication Date
FR2779975A1 FR2779975A1 (fr) 1999-12-24
FR2779975B1 true FR2779975B1 (fr) 2000-08-18

Family

ID=9527504

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9807647A Expired - Fee Related FR2779975B1 (fr) 1998-06-17 1998-06-17 Procede de sechage et de granulation de boues de stations d'epuration d'eaux residuaires

Country Status (1)

Country Link
FR (1) FR2779975B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU546359B2 (en) * 1980-12-08 1985-08-29 Revertex (South Africa) Pty. Ltd. Briquetting of particulate materials
AU546582B2 (en) * 1981-06-22 1985-09-05 Alfa-Laval A.B. A process for the production of animal feed stuff from a liquid residue obtained by fermentation and distallation of grain raw material
DE3811913C1 (fr) * 1988-04-09 1989-10-12 Uhde Gmbh, 4600 Dortmund, De
DE4207923A1 (de) * 1992-03-13 1993-09-16 Solvay Barium Strontium Gmbh Herstellung von granuliertem erdalkalimetallcarbonat
NZ258826A (en) * 1992-12-23 1996-12-20 Ici Australia Operations Granulation process for powdered detergent
NO944259L (no) * 1994-11-08 1996-05-09 Kvaerner Eureka As Fremgangsmåte og apparatur for granulering og törking av organisk materiale

Also Published As

Publication number Publication date
FR2779975A1 (fr) 1999-12-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150227