DD132278A1 - DEVICE FOR THE AUTOMATIC DETECTION OF VARIABLE WATER LEVELS - Google Patents
DEVICE FOR THE AUTOMATIC DETECTION OF VARIABLE WATER LEVELSInfo
- Publication number
- DD132278A1 DD132278A1 DD19868377A DD19868377A DD132278A1 DD 132278 A1 DD132278 A1 DD 132278A1 DD 19868377 A DD19868377 A DD 19868377A DD 19868377 A DD19868377 A DD 19868377A DD 132278 A1 DD132278 A1 DD 132278A1
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- automatic detection
- water levels
- variable water
- variable
- levels
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD19868377A DD132278A1 (en) | 1977-05-02 | 1977-05-02 | DEVICE FOR THE AUTOMATIC DETECTION OF VARIABLE WATER LEVELS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD19868377A DD132278A1 (en) | 1977-05-02 | 1977-05-02 | DEVICE FOR THE AUTOMATIC DETECTION OF VARIABLE WATER LEVELS |
Publications (1)
Publication Number | Publication Date |
---|---|
DD132278A1 true DD132278A1 (en) | 1978-09-13 |
Family
ID=5508196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD19868377A DD132278A1 (en) | 1977-05-02 | 1977-05-02 | DEVICE FOR THE AUTOMATIC DETECTION OF VARIABLE WATER LEVELS |
Country Status (1)
Country | Link |
---|---|
DD (1) | DD132278A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4000037A1 (en) * | 1990-01-03 | 1991-07-04 | Bene Abwassertechnik Gmbh | Float with adjustable pneumatic feeder in multilayer liq. - provides data on layer thicknesses |
DE4004939A1 (en) * | 1990-02-16 | 1991-08-22 | Heel Gmbh & Co | Well level measurement arrangement - has head station at top of well pipe connected to level sensor via cable |
CN105178942A (en) * | 2015-05-14 | 2015-12-23 | 吕忠烈 | Groundwater depth finder |
-
1977
- 1977-05-02 DD DD19868377A patent/DD132278A1/en unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4000037A1 (en) * | 1990-01-03 | 1991-07-04 | Bene Abwassertechnik Gmbh | Float with adjustable pneumatic feeder in multilayer liq. - provides data on layer thicknesses |
DE4004939A1 (en) * | 1990-02-16 | 1991-08-22 | Heel Gmbh & Co | Well level measurement arrangement - has head station at top of well pipe connected to level sensor via cable |
CN105178942A (en) * | 2015-05-14 | 2015-12-23 | 吕忠烈 | Groundwater depth finder |
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