SE9001380D0 - CLEANING HYDROPOND MEDIUM - Google Patents
CLEANING HYDROPOND MEDIUMInfo
- Publication number
- SE9001380D0 SE9001380D0 SE9001380A SE9001380A SE9001380D0 SE 9001380 D0 SE9001380 D0 SE 9001380D0 SE 9001380 A SE9001380 A SE 9001380A SE 9001380 A SE9001380 A SE 9001380A SE 9001380 D0 SE9001380 D0 SE 9001380D0
- Authority
- SE
- Sweden
- Prior art keywords
- medium
- hydropond
- cleaning
- sand
- ultra
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G31/00—Soilless cultivation, e.g. hydroponics
-
- A01G31/001—
Abstract
The system purifies a medium used for hydroponic plant growth. It comprises a sand-filtering unit for the incoming nutrient solution, followed by one for its active carbon-filtration, and one for its ultra-violet irradiation
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9001380A SE9001380L (en) | 1990-04-18 | 1990-04-18 | Hydroponic medium purification method - passes nutrient solution through sand and active carbon filters before ultraviolet irradiation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9001380A SE9001380L (en) | 1990-04-18 | 1990-04-18 | Hydroponic medium purification method - passes nutrient solution through sand and active carbon filters before ultraviolet irradiation |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9001380D0 true SE9001380D0 (en) | 1990-04-18 |
SE9001380L SE9001380L (en) | 1991-10-19 |
Family
ID=20379202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9001380A SE9001380L (en) | 1990-04-18 | 1990-04-18 | Hydroponic medium purification method - passes nutrient solution through sand and active carbon filters before ultraviolet irradiation |
Country Status (1)
Country | Link |
---|---|
SE (1) | SE9001380L (en) |
-
1990
- 1990-04-18 SE SE9001380A patent/SE9001380L/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE9001380L (en) | 1991-10-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 9001380-6 Effective date: 19941121 |
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NAV | Patent application has lapsed |
Ref document number: 9001380-6 |