FR2109871A5 - - Google Patents

Info

Publication number
FR2109871A5
FR2109871A5 FR7135053A FR7135053A FR2109871A5 FR 2109871 A5 FR2109871 A5 FR 2109871A5 FR 7135053 A FR7135053 A FR 7135053A FR 7135053 A FR7135053 A FR 7135053A FR 2109871 A5 FR2109871 A5 FR 2109871A5
Authority
FR
France
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
Application number
FR7135053A
Other languages
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.)
Alfa Laval AB
Original Assignee
Alfa Laval AB
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
Priority claimed from SE1337270A external-priority patent/SE347499B/xx
Priority claimed from SE11433/71A external-priority patent/SE358621B/xx
Application filed by Alfa Laval AB filed Critical Alfa Laval AB
Application granted granted Critical
Publication of FR2109871A5 publication Critical patent/FR2109871A5/fr
Expired 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
    • 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
    • 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/145—Feedstock the feedstock being materials of biological origin
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
  • Processing Of Solid Wastes (AREA)
  • Treatment Of Sludge (AREA)
FR7135053A 1970-10-02 1971-09-29 Expired FR2109871A5 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1337270A SE347499B (ja) 1970-10-02 1970-10-02
SE11433/71A SE358621B (ja) 1971-09-09 1971-09-09

Publications (1)

Publication Number Publication Date
FR2109871A5 true FR2109871A5 (ja) 1972-05-26

Family

ID=26655834

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7135053A Expired FR2109871A5 (ja) 1970-10-02 1971-09-29

Country Status (15)

Country Link
AT (1) AT317795B (ja)
BE (1) BE773361A (ja)
BG (1) BG22799A3 (ja)
CH (1) CH530943A (ja)
CS (1) CS156523B2 (ja)
DE (1) DE2148894A1 (ja)
DK (1) DK132657C (ja)
FR (1) FR2109871A5 (ja)
GB (1) GB1354585A (ja)
HU (1) HU163977B (ja)
IL (1) IL37756A (ja)
IT (1) IT954143B (ja)
NL (1) NL7113429A (ja)
PL (1) PL77908B1 (ja)
RO (1) RO70862A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2379485A1 (fr) * 1977-02-08 1978-09-01 Union Carbide Corp Procede de digestion de boues
EP0144213A2 (en) * 1983-11-30 1985-06-12 Clearfield N.V. Digester and its use

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023428C2 (de) * 1980-06-23 1989-07-20 Josef 8521 Wielerstett Ostermaier Verfahren zum Aufbereiten von Gülle und Gehäusepumpe zur Durchführung des Verfahrens

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2379485A1 (fr) * 1977-02-08 1978-09-01 Union Carbide Corp Procede de digestion de boues
EP0144213A2 (en) * 1983-11-30 1985-06-12 Clearfield N.V. Digester and its use
EP0144213A3 (en) * 1983-11-30 1986-06-25 Clearfield N.V. Digester and its use

Also Published As

Publication number Publication date
DK132657C (da) 1976-06-14
AU3360171A (en) 1973-03-22
AT317795B (de) 1974-09-10
BE773361A (fr) 1972-01-17
DE2148894A1 (de) 1972-08-24
GB1354585A (en) 1974-06-05
CH530943A (de) 1972-11-30
IL37756A (en) 1974-07-31
PL77908B1 (en) 1975-04-30
CS156523B2 (ja) 1974-07-24
NL7113429A (ja) 1972-04-05
DK132657B (da) 1976-01-19
IL37756A0 (en) 1971-11-29
RO70862A (ro) 1981-06-30
IT954143B (it) 1973-08-30
HU163977B (ja) 1973-12-28
BG22799A3 (ja) 1977-04-20

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse