FR2347314A1 - Procede de traitement d'une boue activee pour faciliter son epaississement - Google Patents

Procede de traitement d'une boue activee pour faciliter son epaississement

Info

Publication number
FR2347314A1
FR2347314A1 FR7634631A FR7634631A FR2347314A1 FR 2347314 A1 FR2347314 A1 FR 2347314A1 FR 7634631 A FR7634631 A FR 7634631A FR 7634631 A FR7634631 A FR 7634631A FR 2347314 A1 FR2347314 A1 FR 2347314A1
Authority
FR
France
Prior art keywords
facilitate
thickness
active sludge
treating active
treating
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
FR7634631A
Other languages
English (en)
Other versions
FR2347314B1 (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.)
Champion International Corp
Original Assignee
Champion International Corp
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 Champion International Corp filed Critical Champion International Corp
Publication of FR2347314A1 publication Critical patent/FR2347314A1/fr
Application granted granted Critical
Publication of FR2347314B1 publication Critical patent/FR2347314B1/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
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FR7634631A 1975-11-18 1976-11-17 Procede de traitement d'une boue activee pour faciliter son epaississement Granted FR2347314A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63312275A 1975-11-18 1975-11-18

Publications (2)

Publication Number Publication Date
FR2347314A1 true FR2347314A1 (fr) 1977-11-04
FR2347314B1 FR2347314B1 (fr) 1981-02-13

Family

ID=24538356

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7634631A Granted FR2347314A1 (fr) 1975-11-18 1976-11-17 Procede de traitement d'une boue activee pour faciliter son epaississement

Country Status (6)

Country Link
JP (1) JPS5262952A (fr)
CA (1) CA1066821A (fr)
DE (1) DE2648788A1 (fr)
FR (1) FR2347314A1 (fr)
GB (1) GB1521207A (fr)
IT (1) IT1069075B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0048723B1 (fr) * 1980-04-03 1984-08-01 Oxfam Traitement de boue activee ou d'humus
SU994445A1 (ru) * 1980-12-12 1983-02-07 Управление Водопроводно-Канализационного Хозяйства "Водоканал" Ленгорисполкома Способ обработки осадков сточных вод
US4377486A (en) * 1980-12-24 1983-03-22 Wrc Processing Company Organic sludge dewatering process

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1947492A1 (de) * 1969-07-11 1971-04-01 Werner Thorn Verfahren zur Aufschliessung und Weiterverarbeitung von Klaerschlaemmen
GB1275893A (en) * 1970-09-25 1972-05-24 Foster D Snell Inc Treatment of sewage sludge
FR2123516A1 (en) * 1971-01-28 1972-09-08 Rheinstahl Ag Conditioning and de watering of effluent sludge - by mixing with flocculants
FR2327965A1 (fr) * 1975-10-14 1977-05-13 Itt Procede de traitement de boue activee

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1947492A1 (de) * 1969-07-11 1971-04-01 Werner Thorn Verfahren zur Aufschliessung und Weiterverarbeitung von Klaerschlaemmen
GB1275893A (en) * 1970-09-25 1972-05-24 Foster D Snell Inc Treatment of sewage sludge
FR2123516A1 (en) * 1971-01-28 1972-09-08 Rheinstahl Ag Conditioning and de watering of effluent sludge - by mixing with flocculants
FR2327965A1 (fr) * 1975-10-14 1977-05-13 Itt Procede de traitement de boue activee

Also Published As

Publication number Publication date
FR2347314B1 (fr) 1981-02-13
JPS5262952A (en) 1977-05-24
IT1069075B (it) 1985-03-25
CA1066821A (fr) 1979-11-20
GB1521207A (en) 1978-08-16
DE2648788A1 (de) 1977-05-26

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Legal Events

Date Code Title Description
ST Notification of lapse