FI850738L - Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten. - Google Patents

Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten.

Info

Publication number
FI850738L
FI850738L FI850738A FI850738A FI850738L FI 850738 L FI850738 L FI 850738L FI 850738 A FI850738 A FI 850738A FI 850738 A FI850738 A FI 850738A FI 850738 L FI850738 L FI 850738L
Authority
FI
Finland
Prior art keywords
foer
uppvaermningsanordning
avloppsvatten
biologiskt
filter
Prior art date
Application number
FI850738A
Other languages
English (en)
Other versions
FI75794C (fi
FI75794B (fi
FI850738A0 (fi
Inventor
Arto Salokangas
Original Assignee
Ekofinn Oy
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 Ekofinn Oy filed Critical Ekofinn Oy
Priority to FI850738A priority Critical patent/FI75794C/fi
Publication of FI850738A0 publication Critical patent/FI850738A0/fi
Priority to GB8510939A priority patent/GB2171401B/en
Priority to SE8600754A priority patent/SE460473B/sv
Priority to US06/832,585 priority patent/US4693816A/en
Priority to US06/936,344 priority patent/US4793898A/en
Publication of FI850738L publication Critical patent/FI850738L/fi
Application granted granted Critical
Publication of FI75794B publication Critical patent/FI75794B/fi
Publication of FI75794C publication Critical patent/FI75794C/fi

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
    • C02F3/04—Aerobic processes using trickle filters
    • 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)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
FI850738A 1985-02-22 1985-02-22 Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten. FI75794C (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI850738A FI75794C (fi) 1985-02-22 1985-02-22 Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten.
GB8510939A GB2171401B (en) 1985-02-22 1985-04-30 Biological filter including a heating arrangement for treatment of waste waters
SE8600754A SE460473B (sv) 1985-02-22 1986-02-19 Uppvaermningsanordning foer omgivande luft som infoeres i ett biologiskt filter
US06/832,585 US4693816A (en) 1985-02-22 1986-02-24 Biological filter heating arrangement for treatment of waste water
US06/936,344 US4793898A (en) 1985-02-22 1986-03-24 Process for bleaching organic peroxyacid cooked material with an alkaline solution of hydrogen peroxide

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI850738 1985-02-22
FI850738A FI75794C (fi) 1985-02-22 1985-02-22 Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten.

Publications (4)

Publication Number Publication Date
FI850738A0 FI850738A0 (fi) 1985-02-22
FI850738L true FI850738L (fi) 1986-08-23
FI75794B FI75794B (fi) 1988-04-29
FI75794C FI75794C (fi) 1988-08-08

Family

ID=8520426

Family Applications (1)

Application Number Title Priority Date Filing Date
FI850738A FI75794C (fi) 1985-02-22 1985-02-22 Uppvaermningsanordning foer biologiskt filter avsett foer behandling av avloppsvatten.

Country Status (4)

Country Link
US (1) US4693816A (fi)
FI (1) FI75794C (fi)
GB (1) GB2171401B (fi)
SE (1) SE460473B (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6063271A (en) * 1998-06-25 2000-05-16 Howard; Russell J. Portable waste water treatment plant
FI20031586A0 (fi) * 2003-10-31 2003-10-31 Raumaster Oy Menetelmä ja laitteisto irtotavaramateriaalin, erityisesti kuoren, sahanpurun, esikäsitellyn lietteen tai niiden seosten kuivaamiseksi

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487014A (en) * 1967-05-23 1969-12-30 Johan Ragnar Liljegren Methods of improving and safeguarding the function of biologically operating purification plants
SE377558B (fi) * 1973-04-04 1975-07-14 D Romell
GB1482625A (en) * 1973-08-15 1977-08-10 Boc International Ltd Treatment of aqueous material having a biochemical oxygen demand
SE379532B (fi) * 1973-12-20 1975-10-13 G D R Romell
FI54594C (fi) * 1977-09-02 1979-01-10 Asko Upo Oy Kombination av biologisk torrtoalett och biologisk rengoerinsanlaeggning foer avloppsvatten
US4486310A (en) * 1983-03-07 1984-12-04 Thornton Marvin L Wastewater trickling filter air recirculation process

Also Published As

Publication number Publication date
FI75794C (fi) 1988-08-08
GB2171401B (en) 1989-09-06
FI75794B (fi) 1988-04-29
GB2171401A (en) 1986-08-28
SE8600754D0 (sv) 1986-02-19
GB8510939D0 (en) 1985-06-05
SE8600754L (sv) 1986-08-23
US4693816A (en) 1987-09-15
FI850738A0 (fi) 1985-02-22
SE460473B (sv) 1989-10-16

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: OY EKOFINN AB