DE2925895A1 - Verfahren zum biologischen reinigen von abwasser - Google Patents

Verfahren zum biologischen reinigen von abwasser

Info

Publication number
DE2925895A1
DE2925895A1 DE19792925895 DE2925895A DE2925895A1 DE 2925895 A1 DE2925895 A1 DE 2925895A1 DE 19792925895 DE19792925895 DE 19792925895 DE 2925895 A DE2925895 A DE 2925895A DE 2925895 A1 DE2925895 A1 DE 2925895A1
Authority
DE
Germany
Prior art keywords
sludge
water mixture
waste water
wastewater
substances
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.)
Withdrawn
Application number
DE19792925895
Other languages
German (de)
English (en)
Inventor
Alexander Dr Bauer
Gerhard Dr Leistner
Gerhard Dipl Ing Mueller
Guenther Dipl Ing Sell
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.)
Hoechst AG
Original Assignee
Hoechst 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6074273&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE2925895(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority to DE19792925895 priority Critical patent/DE2925895A1/de
Application filed by Hoechst AG filed Critical Hoechst AG
Priority to ES492673A priority patent/ES492673A0/es
Priority to AT80103491T priority patent/ATE3199T1/de
Priority to EP19800103491 priority patent/EP0021378B1/de
Priority to DE8080103491T priority patent/DE3062959D1/de
Priority to GR62293A priority patent/GR69294B/el
Priority to DK275080A priority patent/DK275080A/da
Priority to JP8598980A priority patent/JPS567694A/ja
Priority to BR8004015A priority patent/BR8004015A/pt
Publication of DE2925895A1 publication Critical patent/DE2925895A1/de
Withdrawn legal-status Critical Current

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
    • C02F3/08—Aerobic processes using moving contact bodies
    • C02F3/085—Fluidized beds
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Water Treatment By Sorption (AREA)
  • Detergent Compositions (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Non-Flushing Toilets (AREA)
  • Activated Sludge Processes (AREA)
DE19792925895 1979-06-27 1979-06-27 Verfahren zum biologischen reinigen von abwasser Withdrawn DE2925895A1 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE19792925895 DE2925895A1 (de) 1979-06-27 1979-06-27 Verfahren zum biologischen reinigen von abwasser
ES492673A ES492673A0 (es) 1979-06-27 1980-06-20 Procedimiento para la purificacion biologica de aguas resi- duales
AT80103491T ATE3199T1 (de) 1979-06-27 1980-06-21 Verfahren zum biologischen reinigen von abwasser.
EP19800103491 EP0021378B1 (de) 1979-06-27 1980-06-21 Verfahren zum biologischen Reinigen von Abwasser
DE8080103491T DE3062959D1 (en) 1979-06-27 1980-06-21 Process for the biological purification of waste water
GR62293A GR69294B (cg-RX-API-DMAC10.html) 1979-06-27 1980-06-25
BR8004015A BR8004015A (pt) 1979-06-27 1980-06-26 Processo para a purificacao biologica de agua residual
DK275080A DK275080A (da) 1979-06-27 1980-06-26 Fremgangsmaade til bilogisk rensning af spildevand
JP8598980A JPS567694A (en) 1979-06-27 1980-06-26 Method of biologically purifying waste water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792925895 DE2925895A1 (de) 1979-06-27 1979-06-27 Verfahren zum biologischen reinigen von abwasser

Publications (1)

Publication Number Publication Date
DE2925895A1 true DE2925895A1 (de) 1981-01-22

Family

ID=6074273

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792925895 Withdrawn DE2925895A1 (de) 1979-06-27 1979-06-27 Verfahren zum biologischen reinigen von abwasser
DE8080103491T Expired DE3062959D1 (en) 1979-06-27 1980-06-21 Process for the biological purification of waste water

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8080103491T Expired DE3062959D1 (en) 1979-06-27 1980-06-21 Process for the biological purification of waste water

Country Status (8)

Country Link
EP (1) EP0021378B1 (cg-RX-API-DMAC10.html)
JP (1) JPS567694A (cg-RX-API-DMAC10.html)
AT (1) ATE3199T1 (cg-RX-API-DMAC10.html)
BR (1) BR8004015A (cg-RX-API-DMAC10.html)
DE (2) DE2925895A1 (cg-RX-API-DMAC10.html)
DK (1) DK275080A (cg-RX-API-DMAC10.html)
ES (1) ES492673A0 (cg-RX-API-DMAC10.html)
GR (1) GR69294B (cg-RX-API-DMAC10.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3412553C2 (de) * 1984-04-04 1987-04-16 Fried. Krupp Gmbh, 4300 Essen Verfahren und Vorrichtung zur biologischen aeroben Reinigung von Abwasser
JPS62102894A (ja) * 1985-10-28 1987-05-13 Hitachi Zosen Corp 中濃度有機廃水の処理方法
WO1994020425A1 (fr) * 1993-03-11 1994-09-15 Naintsch Mineralwerke Gesellschaft M.B.H. Procede perfectionne d'epuration d'eaux usees du type 'a boues activees', permettant d'accroitre les rendements d'epuration
GB2320020A (en) * 1996-12-06 1998-06-10 Dow Deutschland Inc Removing halogenated compounds from water

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA954642A (en) * 1970-01-14 1974-09-10 David G. Hutton Waste water treatment process
US3779906A (en) * 1972-08-03 1973-12-18 Biospherics Inc Plastic moving-surface treatment of sewage
GB1573907A (en) * 1976-05-14 1980-08-28 Ici Ltd Method and apparatus for the aerobic treatment of waste water
CA1036720A (en) * 1976-09-21 1978-08-15 Ferdinand Besik Process and apparatus for purifying waste waters
DE2805794A1 (de) * 1978-02-11 1979-08-16 Hoechst Ag Vorrichtung zum biologischen reinigen von abwasser
US4200524A (en) * 1978-10-25 1980-04-29 Biospherics Incorporated Bio-surface separation process

Also Published As

Publication number Publication date
DK275080A (da) 1980-12-28
GR69294B (cg-RX-API-DMAC10.html) 1982-05-13
EP0021378A1 (de) 1981-01-07
ES8102542A1 (es) 1981-02-16
DE3062959D1 (en) 1983-06-09
BR8004015A (pt) 1981-01-21
EP0021378B1 (de) 1983-05-04
ES492673A0 (es) 1981-02-16
ATE3199T1 (de) 1983-05-15
JPS567694A (en) 1981-01-26

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Legal Events

Date Code Title Description
8162 Independent application
8130 Withdrawal