CH545254A - Process for purifying waste water - Google Patents

Process for purifying waste water

Info

Publication number
CH545254A
CH545254A CH1410072A CH1410072A CH545254A CH 545254 A CH545254 A CH 545254A CH 1410072 A CH1410072 A CH 1410072A CH 1410072 A CH1410072 A CH 1410072A CH 545254 A CH545254 A CH 545254A
Authority
CH
Switzerland
Prior art keywords
waste water
purifying waste
purifying
water
waste
Prior art date
Application number
CH1410072A
Other languages
German (de)
Inventor
Hueper Heinz
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to CH1410072A priority Critical patent/CH545254A/en
Priority to DE2255725A priority patent/DE2255725A1/en
Publication of CH545254A publication Critical patent/CH545254A/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
    • C02F3/1226—Particular type of activated sludge processes comprising an absorbent material suspended in the mixed liquor
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/10—Treatment of sludge; Devices therefor by pyrolysis
    • 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
    • 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
    • Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Water Treatment By Sorption (AREA)
  • Biological Treatment Of Waste Water (AREA)
CH1410072A 1972-09-27 1972-09-27 Process for purifying waste water CH545254A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CH1410072A CH545254A (en) 1972-09-27 1972-09-27 Process for purifying waste water
DE2255725A DE2255725A1 (en) 1972-09-27 1972-11-14 Sewage treatment - by sedimentation, aeration addn of activated charcoal and further sedimentation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1410072A CH545254A (en) 1972-09-27 1972-09-27 Process for purifying waste water

Publications (1)

Publication Number Publication Date
CH545254A true CH545254A (en) 1973-12-15

Family

ID=4397976

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1410072A CH545254A (en) 1972-09-27 1972-09-27 Process for purifying waste water

Country Status (2)

Country Link
CH (1) CH545254A (en)
DE (1) DE2255725A1 (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610510A1 (en) * 1975-03-17 1976-10-07 Sterling Drug Inc METHOD AND DEVICE FOR REMOVING ASH FROM WASTE WATER TREATMENT SYSTEMS
DE2614021A1 (en) * 1975-04-04 1976-10-14 Nittetsu Kakoki Kk PROCESS FOR THE REGENERATION AND RECOVERY OF USED, FINE PARTICULAR ACTIVATED CHARCOAL FROM ROTARY MUD
DE2606451A1 (en) * 1976-02-18 1977-08-25 Adolf H Borst Waste water clarification with longer lasting activated carbon - with unactivated carbon filter upstream of activated carbon filter
DE3711416A1 (en) * 1987-04-04 1988-05-19 Stuermer & Schuele Ohg Process for purifying water and apparatus therefor
FR2643065A1 (en) * 1989-02-14 1990-08-17 Omnium Traitement Valorisa METHOD AND FACILITY FOR BIOLOGICAL TREATMENT, INCLUDING NITRIFICATION AND DENITRATION, OF WATER RESIDUES TO BE PROCESSED
WO1991014657A1 (en) * 1990-03-22 1991-10-03 Pka Pyrolyse Kraftanlagen Gmbh Process and installation for purifying waste water
US5192441A (en) * 1989-02-14 1993-03-09 Omnium De Traitements Et De Valorisation (Otv) Process and installation for biological treatment, e.g. by nitrification and/or denitrification, of an effluent including nitrated pollution
IT201800002446A1 (en) * 2018-02-06 2019-08-06 Paolo Massimino "PLANT FOR THE PURIFICATION OF CIVIL, DOMESTIC AND URBAN WASTE, ADAPTABLE TO VARIABLE LOAD FLOWS"
SE2200128A1 (en) * 2022-11-14 2024-05-15 Flocell enskild firma Method for extracting Al- and Fe-based coagulants and elemental carbon from chemical sludge

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1089573A (en) * 1977-03-19 1980-11-11 Toshio Iwase Method for treating waste water containing cyanide ion
DE3043820A1 (en) * 1980-11-20 1982-06-24 Linde Ag, 6200 Wiesbaden METHOD AND DEVICE FOR BIOLOGICAL WASTE WATER TREATMENT
CN112851076B (en) * 2020-12-24 2022-11-04 山东瀚章建设集团有限公司 Municipal sludge purification treatment device

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610510A1 (en) * 1975-03-17 1976-10-07 Sterling Drug Inc METHOD AND DEVICE FOR REMOVING ASH FROM WASTE WATER TREATMENT SYSTEMS
DE2614021A1 (en) * 1975-04-04 1976-10-14 Nittetsu Kakoki Kk PROCESS FOR THE REGENERATION AND RECOVERY OF USED, FINE PARTICULAR ACTIVATED CHARCOAL FROM ROTARY MUD
DE2606451A1 (en) * 1976-02-18 1977-08-25 Adolf H Borst Waste water clarification with longer lasting activated carbon - with unactivated carbon filter upstream of activated carbon filter
DE3711416A1 (en) * 1987-04-04 1988-05-19 Stuermer & Schuele Ohg Process for purifying water and apparatus therefor
US5192441A (en) * 1989-02-14 1993-03-09 Omnium De Traitements Et De Valorisation (Otv) Process and installation for biological treatment, e.g. by nitrification and/or denitrification, of an effluent including nitrated pollution
FR2643065A1 (en) * 1989-02-14 1990-08-17 Omnium Traitement Valorisa METHOD AND FACILITY FOR BIOLOGICAL TREATMENT, INCLUDING NITRIFICATION AND DENITRATION, OF WATER RESIDUES TO BE PROCESSED
EP0383674A1 (en) * 1989-02-14 1990-08-22 Omnium De Traitements Et De Valorisation (Otv) Process and installation for the biological treatment of waste water containing nitrogen, especially for nitrification and/or denitrification
TR24711A (en) * 1989-02-14 1992-03-01 Omnium Traitement Valorisa A SORTED WATER EXPOSED TO NITROGEN POLLUTION - NITRIFICATION WITH SPECIFICATION
WO1991014657A1 (en) * 1990-03-22 1991-10-03 Pka Pyrolyse Kraftanlagen Gmbh Process and installation for purifying waste water
US5407576A (en) * 1990-03-22 1995-04-18 Pka Pyrolyse Kraftanlagen Gmbh Process for the purification of waste water
IT201800002446A1 (en) * 2018-02-06 2019-08-06 Paolo Massimino "PLANT FOR THE PURIFICATION OF CIVIL, DOMESTIC AND URBAN WASTE, ADAPTABLE TO VARIABLE LOAD FLOWS"
SE2200128A1 (en) * 2022-11-14 2024-05-15 Flocell enskild firma Method for extracting Al- and Fe-based coagulants and elemental carbon from chemical sludge
SE546316C2 (en) * 2022-11-14 2024-10-01 Flocell enskild firma Method for extracting Al- and Fe-based coagulants and elemental carbon from chemical sludge

Also Published As

Publication number Publication date
DE2255725A1 (en) 1974-04-04

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