FR2156729A1 - Activated sludge conditioning - prior to dehydration and/or destruction - Google Patents

Activated sludge conditioning - prior to dehydration and/or destruction

Info

Publication number
FR2156729A1
FR2156729A1 FR7236429A FR7236429A FR2156729A1 FR 2156729 A1 FR2156729 A1 FR 2156729A1 FR 7236429 A FR7236429 A FR 7236429A FR 7236429 A FR7236429 A FR 7236429A FR 2156729 A1 FR2156729 A1 FR 2156729A1
Authority
FR
France
Prior art keywords
destruction
activated sludge
dehydration
prior
sludge conditioning
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.)
Withdrawn
Application number
FR7236429A
Other languages
English (en)
French (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.)
Rheinstahl AG
Original Assignee
Rheinstahl AG
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 Rheinstahl AG filed Critical Rheinstahl AG
Publication of FR2156729A1 publication Critical patent/FR2156729A1/fr
Withdrawn legal-status Critical Current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
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/28—Strainers not provided for elsewhere
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
    • C02F1/385—Treatment of water, waste water, or sewage by centrifugal separation by centrifuging suspensions
    • 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
    • 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
    • C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/30—Aerobic and anaerobic processes
    • 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
    • C02F11/02—Biological treatment
    • C02F11/04—Anaerobic treatment; Production of methane by such processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Analytical Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Activated Sludge Processes (AREA)
FR7236429A 1971-10-23 1972-10-13 Activated sludge conditioning - prior to dehydration and/or destruction Withdrawn FR2156729A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2152852A DE2152852A1 (de) 1971-10-23 1971-10-23 Verfahren zur anreicherung von organischen, der schlammstabilisierung zugaenglichen stoffen in abwasserschlaemmen

Publications (1)

Publication Number Publication Date
FR2156729A1 true FR2156729A1 (en) 1973-06-01

Family

ID=5823178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7236429A Withdrawn FR2156729A1 (en) 1971-10-23 1972-10-13 Activated sludge conditioning - prior to dehydration and/or destruction

Country Status (10)

Country Link
JP (1) JPS4872967A (OSRAM)
AU (1) AU4774572A (OSRAM)
BE (1) BE789842A (OSRAM)
BR (1) BR7207125D0 (OSRAM)
DD (1) DD100233A5 (OSRAM)
DE (1) DE2152852A1 (OSRAM)
FR (1) FR2156729A1 (OSRAM)
IT (1) IT968797B (OSRAM)
NL (1) NL7213749A (OSRAM)
SE (1) SE7213271L (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666026A1 (fr) * 1990-08-24 1992-02-28 Satha Separateur de phases pour liquides charges et installation d'epuration comprenant un tel separateur.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2666026A1 (fr) * 1990-08-24 1992-02-28 Satha Separateur de phases pour liquides charges et installation d'epuration comprenant un tel separateur.

Also Published As

Publication number Publication date
DD100233A5 (OSRAM) 1973-09-12
JPS4872967A (OSRAM) 1973-10-02
SE7213271L (OSRAM) 1973-04-24
BR7207125D0 (pt) 1973-09-20
NL7213749A (OSRAM) 1973-04-25
AU4774572A (en) 1974-04-26
IT968797B (it) 1974-03-20
DE2152852A1 (de) 1973-04-26
BE789842A (fr) 1973-02-01

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Legal Events

Date Code Title Description
ST Notification of lapse