NO894854D0 - PROCEDURE AND DEVICE FOR AA TREATMENT WATER FOR BIOLOGICAL FILTERING. - Google Patents

PROCEDURE AND DEVICE FOR AA TREATMENT WATER FOR BIOLOGICAL FILTERING.

Info

Publication number
NO894854D0
NO894854D0 NO894854A NO894854A NO894854D0 NO 894854 D0 NO894854 D0 NO 894854D0 NO 894854 A NO894854 A NO 894854A NO 894854 A NO894854 A NO 894854A NO 894854 D0 NO894854 D0 NO 894854D0
Authority
NO
Norway
Prior art keywords
procedure
treatment water
biological filtering
biological
filtering
Prior art date
Application number
NO894854A
Other languages
Norwegian (no)
Other versions
NO174706B (en
NO894854L (en
NO174706C (en
Inventor
Poul Petersen
Original Assignee
Simontorp Aquaculture Ab
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 Simontorp Aquaculture Ab filed Critical Simontorp Aquaculture Ab
Publication of NO894854D0 publication Critical patent/NO894854D0/en
Publication of NO894854L publication Critical patent/NO894854L/en
Publication of NO174706B publication Critical patent/NO174706B/en
Publication of NO174706C publication Critical patent/NO174706C/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0005—Degasification of liquids with one or more auxiliary substances
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Animal Husbandry (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Physical Water Treatments (AREA)
  • Farming Of Fish And Shellfish (AREA)
NO894854A 1988-12-07 1989-12-05 Device for treating water for biological filtration NO174706C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8804422A SE465724B (en) 1988-12-07 1988-12-07 Device for pretreating water in association with water purification

Publications (4)

Publication Number Publication Date
NO894854D0 true NO894854D0 (en) 1989-12-05
NO894854L NO894854L (en) 1990-06-08
NO174706B NO174706B (en) 1994-03-14
NO174706C NO174706C (en) 1994-06-22

Family

ID=20374168

Family Applications (1)

Application Number Title Priority Date Filing Date
NO894854A NO174706C (en) 1988-12-07 1989-12-05 Device for treating water for biological filtration

Country Status (3)

Country Link
DK (1) DK172942B1 (en)
NO (1) NO174706C (en)
SE (1) SE465724B (en)

Also Published As

Publication number Publication date
DK172942B1 (en) 1999-10-11
SE465724B (en) 1991-10-21
DK613489A (en) 1990-06-18
NO174706B (en) 1994-03-14
SE8804422L (en) 1990-06-08
NO894854L (en) 1990-06-08
NO174706C (en) 1994-06-22
DK613489D0 (en) 1989-12-06

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Legal Events

Date Code Title Description
MM1K Lapsed by not paying the annual fees