BE775870A - WASTE WATER TREATMENT PROCESS - Google Patents

WASTE WATER TREATMENT PROCESS

Info

Publication number
BE775870A
BE775870A BE775870A BE775870A BE775870A BE 775870 A BE775870 A BE 775870A BE 775870 A BE775870 A BE 775870A BE 775870 A BE775870 A BE 775870A BE 775870 A BE775870 A BE 775870A
Authority
BE
Belgium
Prior art keywords
waste water
water treatment
treatment process
waste
water
Prior art date
Application number
BE775870A
Other languages
French (fr)
Original Assignee
Degremont
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 filed Critical Degremont
Publication of BE775870A publication Critical patent/BE775870A/en

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
BE775870A 1970-12-02 1971-11-26 WASTE WATER TREATMENT PROCESS BE775870A (en)

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
BE775870A true BE775870A (en) 1972-03-16

Family

ID=9065086

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775870A BE775870A (en) 1970-12-02 1971-11-26 WASTE WATER TREATMENT PROCESS

Country Status (4)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737609A1 (en) * 1976-08-23 1978-03-02 Mitsui Toatsu Chemicals METHODS FOR WASTE WATER PURIFICATION
DE2800035C2 (en) * 1978-01-02 1985-06-13 Passavant-Werke AG & Co KG, 6209 Aarbergen Process and device for wastewater purification
FI790165A (en) * 1978-02-06 1979-08-07 Itt FOERFARANDE FOER SEKUNDAER BEHANDLING AV AVFALLSVATTEN
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

Also Published As

Publication number Publication date
DE2159366A1 (en) 1972-06-22
DE2159366C3 (en) 1985-10-24
FR2116662A5 (en) 1972-07-21
DE2159366B2 (en) 1980-05-14
GB1362045A (en) 1974-07-30

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: DEGREMONT SOC. GENERALE D EPURATION & D ASSAINISS

Effective date: 19911126