GB1362045A - Methods of sewage disposal - Google Patents

Methods of sewage disposal

Info

Publication number
GB1362045A
GB1362045A GB5594071A GB5594071A GB1362045A GB 1362045 A GB1362045 A GB 1362045A GB 5594071 A GB5594071 A GB 5594071A GB 5594071 A GB5594071 A GB 5594071A GB 1362045 A GB1362045 A GB 1362045A
Authority
GB
United Kingdom
Prior art keywords
tank
fraction
gas
flotation
dec
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.)
Expired
Application number
GB5594071A
Other languages
English (en)
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
Publication of GB1362045A publication Critical patent/GB1362045A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1289Aeration by saturation under super-atmospheric pressure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/24Treatment of water, waste water, or sewage by flotation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/26Activated sludge processes using pure oxygen or oxygen-rich gas
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Physical Water Treatments (AREA)
  • Water Treatment By Sorption (AREA)
GB5594071A 1970-12-02 1971-12-02 Methods of sewage disposal Expired GB1362045A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1362045A true GB1362045A (en) 1974-07-30

Family

ID=9065086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5594071A Expired GB1362045A (en) 1970-12-02 1971-12-02 Methods of sewage disposal

Country Status (4)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4267050A (en) 1979-03-21 1981-05-12 Union Carbide Corporation High solubility gas flotation in liquid-solid separation
US20130140242A1 (en) * 2010-04-15 2013-06-06 Dtengenharia De Empreendimentos Ltda Method for removing polluting substances from water streams by oxygen injection in a flotation basin

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2737609A1 (de) * 1976-08-23 1978-03-02 Mitsui Toatsu Chemicals Verfahren zur abwasserreinigung
DE2800035C2 (de) * 1978-01-02 1985-06-13 Passavant-Werke AG & Co KG, 6209 Aarbergen Verfahren und Vorrichtung zur Abwasserreinigung
FI790165A7 (fi) * 1978-02-06 1979-08-07 Itt Foerfarande foer sekundaer behandling av avfallsvatten
DE3025653A1 (de) * 1980-07-07 1982-01-28 Wilhelm Roediger Gmbh + Co, 6450 Hanau Belebtschlammanlage
DE3347525A1 (de) * 1983-12-30 1985-09-05 Bayer Ag, 5090 Leverkusen Verfahren und vorrichtung zur flotativen abtrennung und aufkonzentrierung von biomassen und verfahren zur biologischen abwasserreinigung
US5411660A (en) * 1992-11-06 1995-05-02 Envirex Inc. Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE865732C (de) * 1940-01-24 1953-02-05 Fredrik Dipl-Ing Juell Verfahren und Vorrichtung zum Ausscheiden von festen Stoffen aus Suspensionen
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
US4267050A (en) 1979-03-21 1981-05-12 Union Carbide Corporation High solubility gas flotation in liquid-solid separation
US20130140242A1 (en) * 2010-04-15 2013-06-06 Dtengenharia De Empreendimentos Ltda Method for removing polluting substances from water streams by oxygen injection in a flotation basin

Also Published As

Publication number Publication date
FR2116662A5 (enExample) 1972-07-21
BE775870A (fr) 1972-03-16
DE2159366A1 (de) 1972-06-22
DE2159366B2 (de) 1980-05-14
DE2159366C3 (de) 1985-10-24

Similar Documents

Publication Publication Date Title
SU784754A3 (ru) Способ биохимической очистки сточных вод, содержащих фосфор
ES8107131A1 (es) Un procedimiento mejorado de biomasa activada
ATE10827T1 (de) Verfahren und vorrichtung zur biologischen reinigung von phosphathaltigem abwasser.
US4721569A (en) Phosphorus treatment process
IE36689L (en) Removing bound nitrogen from waste water
GB1325072A (en) Processing activated sludge
GB1212237A (en) Improvements in or relating to methods of separating inorganic impurities from sewage and of making a soil improving composition from the impurities separated
US2562510A (en) Process for sewage treatment
GB1375386A (enExample)
GB1470242A (en) Method and installation for the treatment of waste water
GB1487789A (en) Adsorption-biooxidation treatment of waste waters to remove contaminants therefrom
GB1362045A (en) Methods of sewage disposal
US3461067A (en) Process for the purification of sewage plant effluent
GB1368874A (en) Precipitation of phosphate from activated sludge
GB1335464A (en) Waste water treatment process
GB1354455A (en) Methods of purifying effluents from the manufacture and bleaching of wood pulp
GB1399515A (en) Method fo biological pruification of sewage
GB1480190A (en) Methods of biologically purifying waste waters
GB1244237A (en) Improvements relating to the dewatering of digested sludge
GB1531902A (en) Purification of waste water by an activated sludge proces
US3337450A (en) Domestic effluent water purification process
GB1382161A (en) Method for the chemical purification of sewage
GB1368806A (en) Treatment of industrial and domestic waste waters
GB1509997A (en) Vacuum stripping of hydrocarbon-contaminated waste water streams
GB1496069A (en) Method for the biological purification of effluent and the plant for carrying out the process

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years