IT1037543B - METHOD FOR MAINTAINING APPROXIMATE ECOLOGICAL BALANCE IN A CLOSED CIRCUIT WATER SYSTEM - Google Patents

METHOD FOR MAINTAINING APPROXIMATE ECOLOGICAL BALANCE IN A CLOSED CIRCUIT WATER SYSTEM

Info

Publication number
IT1037543B
IT1037543B IT22677/75A IT2267775A IT1037543B IT 1037543 B IT1037543 B IT 1037543B IT 22677/75 A IT22677/75 A IT 22677/75A IT 2267775 A IT2267775 A IT 2267775A IT 1037543 B IT1037543 B IT 1037543B
Authority
IT
Italy
Prior art keywords
water system
closed circuit
ecological balance
circuit water
maintaining approximate
Prior art date
Application number
IT22677/75A
Other languages
Italian (it)
Original Assignee
Hafslund Per
Hagquist Kersti
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 Hafslund Per, Hagquist Kersti filed Critical Hafslund Per
Application granted granted Critical
Publication of IT1037543B publication Critical patent/IT1037543B/en

Links

Classifications

    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)
  • Biological Treatment Of Waste Water (AREA)
IT22677/75A 1974-04-25 1975-04-23 METHOD FOR MAINTAINING APPROXIMATE ECOLOGICAL BALANCE IN A CLOSED CIRCUIT WATER SYSTEM IT1037543B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO741508A NO741508L (en) 1974-04-25 1974-04-25

Publications (1)

Publication Number Publication Date
IT1037543B true IT1037543B (en) 1979-11-20

Family

ID=19881579

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22677/75A IT1037543B (en) 1974-04-25 1975-04-23 METHOD FOR MAINTAINING APPROXIMATE ECOLOGICAL BALANCE IN A CLOSED CIRCUIT WATER SYSTEM

Country Status (9)

Country Link
JP (1) JPS50142398A (en)
AU (1) AU8055575A (en)
DE (1) DE2516879A1 (en)
DK (1) DK174075A (en)
FR (1) FR2288461A1 (en)
GB (1) GB1495764A (en)
IT (1) IT1037543B (en)
NL (1) NL7504875A (en)
NO (1) NO741508L (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007969A1 (en) * 1980-03-01 1981-09-17 Norbert 8400 Regensburg Adler AQUARIUM CLEANER FILTER
GB2165965B (en) * 1984-10-19 1988-06-29 Andrew Robert Knechtel An aquarium with control system
JPH0728629B2 (en) * 1985-08-20 1995-04-05 オーストマリン・プロプライアタリイ・リミテッド Life support container for aquatic animals
JP2739194B2 (en) * 1994-03-24 1998-04-08 鹿島建設株式会社 Crab breeding equipment
CA2362376A1 (en) 1999-06-30 2001-11-01 Live Link Australia Pty Ltd Cross-flow tank system for aquatic life
WO2004071183A1 (en) * 2003-02-11 2004-08-26 Heat Recovery Technology Pty Limited Thermal controlled aquaculture tanks for fish production
CN102845346A (en) * 2012-09-28 2013-01-02 汪远 Closed seawater ecological recirculating aquiculture method and device system
CN115968824B (en) * 2022-12-30 2024-04-30 通威农业发展有限公司 A kind of perch seedling raising equipment and use method thereof
CN118216467B (en) * 2024-03-11 2025-09-09 中国地质大学（武汉） Biological reaction device and simulation method for simulating deep-time major environmental event

Also Published As

Publication number Publication date
DK174075A (en) 1975-10-26
AU8055575A (en) 1976-11-04
DE2516879A1 (en) 1975-11-13
GB1495764A (en) 1977-12-21
NL7504875A (en) 1975-10-28
FR2288461A1 (en) 1976-05-21
JPS50142398A (en) 1975-11-17
NO741508L (en) 1975-10-28

Similar Documents

Publication Publication Date Title
DK586275A (en) PROCEDURE FOR DETERMINING ENDOTOXIN IN A BIOLOGICAL BAG
IT1030490B (en) TALAUO FOR CYCLES IN GENERAL
SE403184B (en) LEVEL METHOD DEVICE
DK442275A (en) MODEL FOR INDUSTRYING ARTIFICIAL DIFFERENCE
SE414012B (en) DEVICE FOR RECEIVING DRAINAGE TILES IN A CANTAGE
SE396132B (en) MAGAZINE BY TANK
IT1037543B (en) METHOD FOR MAINTAINING APPROXIMATE ECOLOGICAL BALANCE IN A CLOSED CIRCUIT WATER SYSTEM
DK412375A (en) MULTIPLICATION APPARATUS
IT1043248B (en) AUTOMATIC ACCENTUATION SYSTEM
AR211238A1 (en) AN IMPROVED VERTICAL TANK
DK137229B (en) METHOD FOR CLEANING VADPHOSPHORIC ACID
ATA641475A (en) HOUSE WATER STATION
AT359611B (en) DEVICE FOR CONCRETING RADIOACTIVE WASTE IN WASTE BARRELS
FR2289973A1 (en) ELECTRO-OPTICAL CORRELATOR
DK300875A (en) MULTIPLICATION APPARATUS
RO71269A (en) ELECTROLYSIS CELL
IT1034436B (en) DEVICE FOR ADDING A TONATOR IN A DEVELOPMENT DEVICE
BE822263A (en) TANK
DK415275A (en) MULTIPLICATION APPARATUS
SE388892B (en) DON FOR CONCRETE IN CONCRETE
SE7512253L (en) PLASTIC TANK
SU553390A1 (en) Stand for creating water hammer
SE7505179L (en) ELECTROLYSIS CELL
SE7512788L (en) DIRECT EXTRACTION
AT338705B (en) DEVICE FOR DEGASSING WATER