AT341961B - PROCESS FOR TREATMENT OF WASTEWATER USING ACTIVATED SLUDGE AND OXYGEN GASES - Google Patents

PROCESS FOR TREATMENT OF WASTEWATER USING ACTIVATED SLUDGE AND OXYGEN GASES

Info

Publication number
AT341961B
AT341961B AT411675A AT411675A AT341961B AT 341961 B AT341961 B AT 341961B AT 411675 A AT411675 A AT 411675A AT 411675 A AT411675 A AT 411675A AT 341961 B AT341961 B AT 341961B
Authority
AT
Austria
Prior art keywords
wastewater
treatment
activated sludge
oxygen gases
gases
Prior art date
Application number
AT411675A
Other languages
German (de)
Other versions
ATA411675A (en
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of ATA411675A publication Critical patent/ATA411675A/en
Application granted granted Critical
Publication of AT341961B publication Critical patent/AT341961B/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
    • C02F3/1294—"Venturi" aeration means
    • 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
    • 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
    • C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Microbiology (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treating Waste Gases (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)
  • Activated Sludge Processes (AREA)
  • Cyclones (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
AT411675A 1974-06-01 1975-05-30 PROCESS FOR TREATMENT OF WASTEWATER USING ACTIVATED SLUDGE AND OXYGEN GASES AT341961B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2426672A DE2426672C3 (en) 1974-06-01 1974-06-01 Process for the recoagulation of activated sludge flakes and a suitable recoagulator

Publications (2)

Publication Number Publication Date
ATA411675A ATA411675A (en) 1977-06-15
AT341961B true AT341961B (en) 1978-03-10

Family

ID=5917121

Family Applications (1)

Application Number Title Priority Date Filing Date
AT411675A AT341961B (en) 1974-06-01 1975-05-30 PROCESS FOR TREATMENT OF WASTEWATER USING ACTIVATED SLUDGE AND OXYGEN GASES

Country Status (12)

Country Link
JP (1) JPS603848B2 (en)
AT (1) AT341961B (en)
BE (1) BE829657A (en)
CH (1) CH597099A5 (en)
DE (1) DE2426672C3 (en)
DK (1) DK243675A (en)
FR (1) FR2275406A1 (en)
GB (1) GB1506649A (en)
IE (1) IE41293B1 (en)
IT (1) IT1035902B (en)
LU (1) LU72621A1 (en)
NL (1) NL7506469A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54136755A (en) * 1978-04-15 1979-10-24 Osaka Gas Co Ltd Active sludge disposal process for waste water
JPS5581789A (en) * 1978-12-15 1980-06-20 Nishihara Environ Sanit Res Corp Controller for aeration
JPS57145595U (en) * 1982-01-14 1982-09-13
JPS58189928U (en) * 1982-06-14 1983-12-16 株式会社ムサシノ機器製作所 On-site liquid level gauge
JPS59152425U (en) * 1983-03-31 1984-10-12 株式会社高津製作所 Oil level gauge with alarm
CS240757B1 (en) * 1983-07-04 1986-02-13 Svatopluk Mackrle Sewage biological activation treatment method with denitration in circulation system and equipment for performance of this method
FR3005311B1 (en) * 2013-05-03 2017-10-06 Lyonnaise Eaux France PROCESS AND INSTALLATION FOR TREATING WASTEWATER

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH547235A (en) * 1971-11-23 1974-03-29 Attisholz Cellulose PROCESS FOR THE ELIMINATION OF ORGANICALLY AND INORGANICALLY BONDED NITROGEN FROM DOMESTIC AND INDUSTRIAL WASTE WATER.
JPS531589B2 (en) * 1972-05-04 1978-01-20

Also Published As

Publication number Publication date
LU72621A1 (en) 1976-03-17
DE2426672C3 (en) 1980-04-24
IE41293B1 (en) 1979-12-05
IT1035902B (en) 1979-10-20
JPS512260A (en) 1976-01-09
FR2275406B1 (en) 1982-04-30
DE2426672A1 (en) 1975-12-18
BE829657A (en) 1975-12-01
CH597099A5 (en) 1978-03-31
IE41293L (en) 1975-12-01
GB1506649A (en) 1978-04-05
NL7506469A (en) 1975-12-03
DE2426672B2 (en) 1979-08-09
FR2275406A1 (en) 1976-01-16
JPS603848B2 (en) 1985-01-31
ATA411675A (en) 1977-06-15
DK243675A (en) 1975-12-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee