CH525845A - Device for aerating sewage-sludge mixtures by means of air introduced into the mixture in systems for biological cleaning according to the activated sludge process - Google Patents

Device for aerating sewage-sludge mixtures by means of air introduced into the mixture in systems for biological cleaning according to the activated sludge process

Info

Publication number
CH525845A
CH525845A CH757870A CH757870A CH525845A CH 525845 A CH525845 A CH 525845A CH 757870 A CH757870 A CH 757870A CH 757870 A CH757870 A CH 757870A CH 525845 A CH525845 A CH 525845A
Authority
CH
Switzerland
Prior art keywords
mixture
systems
air introduced
cleaning according
biological cleaning
Prior art date
Application number
CH757870A
Other languages
German (de)
Inventor
Hummel Rolf
Fischer Klaus-Juergen
Original Assignee
Abwasser Reinigungs Gmbh Oms S
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 Abwasser Reinigungs Gmbh Oms S filed Critical Abwasser Reinigungs Gmbh Oms S
Publication of CH525845A publication Critical patent/CH525845A/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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2444—Discharge mechanisms for the classified liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
CH757870A 1969-07-12 1970-05-22 Device for aerating sewage-sludge mixtures by means of air introduced into the mixture in systems for biological cleaning according to the activated sludge process CH525845A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1935477A DE1935477C3 (en) 1969-07-12 1969-07-12 Device for the biological purification of waste water

Publications (1)

Publication Number Publication Date
CH525845A true CH525845A (en) 1972-07-31

Family

ID=5739631

Family Applications (1)

Application Number Title Priority Date Filing Date
CH757870A CH525845A (en) 1969-07-12 1970-05-22 Device for aerating sewage-sludge mixtures by means of air introduced into the mixture in systems for biological cleaning according to the activated sludge process

Country Status (3)

Country Link
AT (1) AT299836B (en)
CH (1) CH525845A (en)
DE (1) DE1935477C3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008003062U1 (en) * 2008-03-04 2009-08-06 Atb Umwelttechnologien Gmbh Biological clarifier

Also Published As

Publication number Publication date
DE1935477A1 (en) 1971-01-14
DE1935477C3 (en) 1975-03-06
AT299836B (en) 1972-07-10
DE1935477B2 (en) 1974-07-04

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Legal Events

Date Code Title Description
PL Patent ceased