DK129407B - Fremgangsmåde til at rense spildevand ved hjælp af aktiveret slam. - Google Patents

Fremgangsmåde til at rense spildevand ved hjælp af aktiveret slam.

Info

Publication number
DK129407B
DK129407B DK240668A DK240668A DK129407B DK 129407 B DK129407 B DK 129407B DK 240668 A DK240668 A DK 240668A DK 240668 A DK240668 A DK 240668A DK 129407 B DK129407 B DK 129407B
Authority
DK
Denmark
Prior art keywords
activated sludge
purifying wastewater
wastewater
purifying
sludge
Prior art date
Application number
DK240668A
Other languages
Danish (da)
English (en)
Other versions
DK129407C (no
Inventor
J Liljegren
Original Assignee
J Liljegren
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
Priority claimed from SE33668A external-priority patent/SE317632C/xx
Application filed by J Liljegren filed Critical J Liljegren
Publication of DK129407B publication Critical patent/DK129407B/da
Application granted granted Critical
Publication of DK129407C publication Critical patent/DK129407C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
    • C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
    • 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
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • 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)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Transmission Devices (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Physical Water Treatments (AREA)
DK240668A 1967-05-23 1968-05-24 Fremgangsmåde til at rense spildevand ved hjælp af aktiveret slam. DK129407B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE716867 1967-05-23
SE33668A SE317632C (sv) 1968-01-11 1968-01-11 Sätt att rena vatten medelst aktiverat slam

Publications (2)

Publication Number Publication Date
DK129407B true DK129407B (da) 1974-10-07
DK129407C DK129407C (no) 1975-02-24

Family

ID=26654143

Family Applications (1)

Application Number Title Priority Date Filing Date
DK240668A DK129407B (da) 1967-05-23 1968-05-24 Fremgangsmåde til at rense spildevand ved hjælp af aktiveret slam.

Country Status (6)

Country Link
US (1) US3487014A (no)
DE (1) DE1759617C3 (no)
DK (1) DK129407B (no)
FI (1) FI51093C (no)
GB (1) GB1234807A (no)
NO (1) NO120139B (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7607763L (sv) * 1976-07-07 1978-01-20 Plm Ab Forfarande for aerob, termofil nedbrytning i vetskefas av mikrobiellt nedbrytbar substans
NL7706189A (nl) * 1977-06-06 1978-12-08 Stamicarbon Werkwijze voor nitrificeren van afvalwater.
FI75794C (fi) * 1985-02-22 1988-08-08 Ekofinn Oy Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten.
US20090145852A1 (en) * 2007-12-06 2009-06-11 Norgaard Christopher T Heating system and method for prevention of underground tank freeze-ups

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA652585A (en) * 1962-11-20 The American Ship Building Company Waste disposal apparatus and method

Also Published As

Publication number Publication date
DE1759617A1 (de) 1972-01-13
NO120139B (no) 1970-08-31
DE1759617B2 (de) 1973-06-28
US3487014A (en) 1969-12-30
FI51093C (fi) 1976-10-11
DE1759617C3 (de) 1974-01-24
FI51093B (no) 1976-06-30
GB1234807A (en) 1971-06-09
DK129407C (no) 1975-02-24

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