NO174706C - Device for treating water for biological filtration - Google Patents

Device for treating water for biological filtration

Info

Publication number: NO174706C
Authority: NO; Norway
Prior art keywords: treating water; biological filtration; filtration; biological; treating
Prior art date: 1988-12-07

Application number

NO894854A

Other languages

Norwegian (no)

Other versions

NO894854D0 (en

NO174706B (en

NO894854L (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.)

1988-12-07

Filing date

1989-12-05

Publication date

1994-06-22

1989-12-05 Application filed by Simontorp Aquaculture Ab filed Critical Simontorp Aquaculture Ab

1989-12-05 Publication of NO894854D0 publication Critical patent/NO894854D0/en

1990-06-08 Publication of NO894854L publication Critical patent/NO894854L/en

1994-03-14 Publication of NO174706B publication Critical patent/NO174706B/en

1994-06-22 Publication of NO174706C publication Critical patent/NO174706C/en

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)
Engineering & Computer Science (AREA)
Water Supply & Treatment (AREA)
Biodiversity & Conservation Biology (AREA)
Marine Sciences & Fisheries (AREA)
Hydrology & Water Resources (AREA)
Chemical Kinetics & Catalysis (AREA)
Environmental & Geological Engineering (AREA)
Animal Husbandry (AREA)
Organic Chemistry (AREA)
Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Farming Of Fish And Shellfish (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Biological Treatment Of Waste Water (AREA)
Physical Water Treatments (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 NO894854D0 (en)	1989-12-05
NO894854L NO894854L (en)	1990-06-08
NO174706B NO174706B (en)	1994-03-14
NO174706C true 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)

1988
- 1988-12-07 SE SE8804422A patent/SE465724B/en not_active IP Right Cessation
1989
- 1989-12-05 NO NO894854A patent/NO174706C/en not_active IP Right Cessation
- 1989-12-06 DK DK198906134A patent/DK172942B1/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
NO894854D0 (en)	1989-12-05
SE8804422L (en)	1990-06-08
DK613489A (en)	1990-06-18
DK613489D0 (en)	1989-12-06
DK172942B1 (en)	1999-10-11
NO174706B (en)	1994-03-14
SE465724B (en)	1991-10-21
NO894854L (en)	1990-06-08

Similar Documents

Publication	Publication Date	Title
BG96705A (en)	1993-12-24	WASTEWATER TREATMENT METHOD
DE68904598D1 (en)	1993-03-11	WASTEWATER TREATMENT METHOD.
DK331489A (en)	1990-01-06	WATER TREATMENT
ATA133690A (en)	1991-07-15	DEVICE FOR TREATING WASTEWATER
FI901533A7 (en)	1990-03-27	Water treatment device
FI900541A7 (en)	1990-02-02	Sludge filtration device
FI895613A7 (en)	1989-11-23	Electrolysis device for wastewater treatment
AT388368B (en)	1989-06-12	DEVICE FOR TREATING WASTEWATER
FI902984A7 (en)	1990-12-15	Water treatment method
KR900000379U (en)	1990-01-17	Waste liquid treatment device
NO174706C (en)	1994-06-22	Device for treating water for biological filtration
DE69125179D1 (en)	1997-04-17	WASTEWATER TREATMENT
ATA233886A (en)	1987-09-15	WASTEWATER TREATMENT PLANT
KR900002616U (en)	1990-02-06	Filter for water purifier
SE8803257D0 (en)	1988-09-15	FILTER FOR WATER TREATMENT
KR900018080U (en)	1990-11-05	Water purification device for aquarium
KR920021009U (en)	1992-12-18	Wastewater treatment filtration device
KR910003806U (en)	1991-03-18	Water purification device for aquarium
KR890020762U (en)	1989-11-01	Filter for bottled water
KR940015841U (en)	1994-07-22	Concentrator for wastewater treatment
KR880000455U (en)	1988-02-19	Precipitation device for water purification
KR880000461U (en)	1988-02-19	Filtration device for water purification
ATA140988A (en)	1991-02-15	DEVICE FOR DRAINING WASTEWATER SLUDGE
KR910003807U (en)	1991-03-18	Aquarium water purification device
KR930013212U (en)	1993-07-26	Filtration tank for waste liquid treatment

Legal Events

Date	Code	Title	Description
2005-09-12	MM1K	Lapsed by not paying the annual fees