FR2116662A5 - - Google Patents

Info

Publication number
FR2116662A5
FR2116662A5 FR7043345A FR7043345A FR2116662A5 FR 2116662 A5 FR2116662 A5 FR 2116662A5 FR 7043345 A FR7043345 A FR 7043345A FR 7043345 A FR7043345 A FR 7043345A FR 2116662 A5 FR2116662 A5 FR 2116662A5
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
FR7043345A
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.)
Suez International SAS
Original Assignee
Degremont SA
Degremont Societe Generale dEpuration de dAssainissement
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, Degremont Societe Generale dEpuration de dAssainissement filed Critical Degremont SA
Priority to FR7043345A priority Critical patent/FR2116662A5/fr
Priority to BE775870A priority patent/BE775870A/en
Priority to DE2159366A priority patent/DE2159366C3/en
Priority to GB5594071A priority patent/GB1362045A/en
Application granted granted Critical
Publication of FR2116662A5 publication Critical patent/FR2116662A5/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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1289—Aeration by saturation under super-atmospheric pressure
    • 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
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • 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
FR7043345A 1970-12-02 1970-12-02 Expired FR2116662A5 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7043345A FR2116662A5 (en) 1970-12-02 1970-12-02
BE775870A BE775870A (en) 1970-12-02 1971-11-26 WASTE WATER TREATMENT PROCESS
DE2159366A DE2159366C3 (en) 1970-12-02 1971-11-30 Process for the biological treatment of wastewater with activated sludge
GB5594071A GB1362045A (en) 1970-12-02 1971-12-02 Methods of sewage disposal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7043345A FR2116662A5 (en) 1970-12-02 1970-12-02

Publications (1)

Publication Number Publication Date
FR2116662A5 true FR2116662A5 (en) 1972-07-21

Family

ID=9065086

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7043345A Expired FR2116662A5 (en) 1970-12-02 1970-12-02

Country Status (4)

Country Link
BE (1) BE775870A (en)
DE (1) DE2159366C3 (en)
FR (1) FR2116662A5 (en)
GB (1) GB1362045A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2362794A1 (en) * 1976-08-23 1978-03-24 Mitsui Toatsu Chemicals WASTEWATER TREATMENT PROCESS
FR2416199A1 (en) * 1978-02-06 1979-08-31 Itt PROCESS FOR THE SECONDARY TREATMENT OF WASTEWATER

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2800035C2 (en) * 1978-01-02 1985-06-13 Passavant-Werke AG & Co KG, 6209 Aarbergen Process and device for wastewater purification
US4267050A (en) 1979-03-21 1981-05-12 Union Carbide Corporation High solubility gas flotation in liquid-solid separation
DE3025653A1 (en) * 1980-07-07 1982-01-28 Wilhelm Roediger Gmbh + Co, 6450 Hanau Activated sludge plant
DE3347525A1 (en) * 1983-12-30 1985-09-05 Bayer Ag, 5090 Leverkusen Process and apparatus for the flotative separation and concentration of biomasses and process for biological waste water treatment
US5411660A (en) * 1992-11-06 1995-05-02 Envirex Inc. Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream
BRPI1001307B1 (en) * 2010-04-15 2020-05-05 Dt Engenharia De Empreendimentos Ltda oxygen injection in the flotation basin of the process of removing polluting substances in water courses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE865732C (en) * 1940-01-24 1953-02-05 Fredrik Dipl-Ing Juell Method and device for separating solid substances from suspensions
US2684941A (en) * 1948-12-02 1954-07-27 Tno Method and apparatus for aerating liquids
US3236766A (en) * 1964-03-31 1966-02-22 Hazleton Lab Inc Sewage treatment process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2362794A1 (en) * 1976-08-23 1978-03-24 Mitsui Toatsu Chemicals WASTEWATER TREATMENT PROCESS
FR2416199A1 (en) * 1978-02-06 1979-08-31 Itt PROCESS FOR THE SECONDARY TREATMENT OF WASTEWATER

Also Published As

Publication number Publication date
DE2159366A1 (en) 1972-06-22
DE2159366C3 (en) 1985-10-24
BE775870A (en) 1972-03-16
GB1362045A (en) 1974-07-30
DE2159366B2 (en) 1980-05-14

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