CH487806A - Process for cleaning wastewater using activated sludge - Google Patents

Process for cleaning wastewater using activated sludge

Info

Publication number
CH487806A
CH487806A CH16069A CH16069A CH487806A CH 487806 A CH487806 A CH 487806A CH 16069 A CH16069 A CH 16069A CH 16069 A CH16069 A CH 16069A CH 487806 A CH487806 A CH 487806A
Authority
CH
Switzerland
Prior art keywords
activated sludge
cleaning wastewater
wastewater
cleaning
sludge
Prior art date
Application number
CH16069A
Other languages
German (de)
Inventor
Ragnar Liljegren Johan
Original Assignee
Ragnar Liljegren Johan
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 Ragnar Liljegren Johan filed Critical Ragnar Liljegren Johan
Publication of CH487806A publication Critical patent/CH487806A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • 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
    • C02F3/006—Regulation methods for biological treatment
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • 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
CH16069A 1968-01-11 1969-01-08 Process for cleaning wastewater using activated sludge CH487806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE33668A SE317632C (en) 1968-01-11 1968-01-11 Ways to purify water by means of activated sludge

Publications (1)

Publication Number Publication Date
CH487806A true CH487806A (en) 1970-03-31

Family

ID=20256385

Family Applications (1)

Application Number Title Priority Date Filing Date
CH16069A CH487806A (en) 1968-01-11 1969-01-08 Process for cleaning wastewater using activated sludge

Country Status (6)

Country Link
BE (1) BE726430A (en)
CH (1) CH487806A (en)
FR (1) FR2000136A1 (en)
IL (1) IL31329A (en)
NL (1) NL6900325A (en)
SE (1) SE317632C (en)

Also Published As

Publication number Publication date
IL31329A (en) 1972-07-26
IL31329A0 (en) 1969-02-27
NL6900325A (en) 1969-07-15
SE317632C (en) 1973-08-09
SE317632B (en) 1969-11-17
FR2000136A1 (en) 1969-08-29
BE726430A (en) 1969-06-16

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Legal Events

Date Code Title Description
PL Patent ceased