IT7826932A0 - BIOLOGICAL PURIFICATION PROCESS OF USED WATER. - Google Patents

BIOLOGICAL PURIFICATION PROCESS OF USED WATER.

Info

Publication number
IT7826932A0
IT7826932A0 IT7826932A IT2693278A IT7826932A0 IT 7826932 A0 IT7826932 A0 IT 7826932A0 IT 7826932 A IT7826932 A IT 7826932A IT 2693278 A IT2693278 A IT 2693278A IT 7826932 A0 IT7826932 A0 IT 7826932A0
Authority
IT
Italy
Prior art keywords
purification process
used water
biological purification
biological
water
Prior art date
Application number
IT7826932A
Other languages
Italian (it)
Other versions
IT1098279B (en
Original Assignee
Air Liquide
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 Air Liquide filed Critical Air Liquide
Publication of IT7826932A0 publication Critical patent/IT7826932A0/en
Application granted granted Critical
Publication of IT1098279B publication Critical patent/IT1098279B/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
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/121—Multistep 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
    • C02F3/006—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
    • 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
IT2693278A 1977-08-22 1978-08-22 BIOLOGICAL WASTEWATER TREATMENT PROCESS IT1098279B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7725504A FR2401101A1 (en) 1977-08-22 1977-08-22 Treating waste water by activated sludge process - with preliminary fermentation in basin with controlled residence time

Publications (2)

Publication Number Publication Date
IT7826932A0 true IT7826932A0 (en) 1978-08-22
IT1098279B IT1098279B (en) 1985-09-07

Family

ID=9194661

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2693278A IT1098279B (en) 1977-08-22 1978-08-22 BIOLOGICAL WASTEWATER TREATMENT PROCESS

Country Status (2)

Country Link
FR (1) FR2401101A1 (en)
IT (1) IT1098279B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CZ282411B6 (en) * 1994-12-02 1997-07-16 Jan Ing. Topol Waste or sewage water treatment and apparatus for making the same

Also Published As

Publication number Publication date
FR2401101A1 (en) 1979-03-23
IT1098279B (en) 1985-09-07
FR2401101B1 (en) 1982-11-19

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