NO790536L - PROCEDURE AND APPARATUS FOR DETERMINATION OF LEAKS IN BURIED WATER PIPES - Google Patents
PROCEDURE AND APPARATUS FOR DETERMINATION OF LEAKS IN BURIED WATER PIPESInfo
- Publication number
- NO790536L NO790536L NO790536A NO790536A NO790536L NO 790536 L NO790536 L NO 790536L NO 790536 A NO790536 A NO 790536A NO 790536 A NO790536 A NO 790536A NO 790536 L NO790536 L NO 790536L
- Authority
- NO
- Norway
- Prior art keywords
- leaks
- determination
- procedure
- water pipes
- buried water
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2807—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for pipes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782807631 DE2807631A1 (en) | 1978-02-22 | 1978-02-22 | PROCEDURE FOR DETERMINING LEAKS IN GROUND WATER PIPES |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO790536L true NO790536L (en) | 1979-08-23 |
| NO153750B NO153750B (en) | 1986-02-03 |
| NO153750C NO153750C (en) | 1986-05-14 |
Family
ID=6032672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO790536A NO153750C (en) | 1978-02-22 | 1979-02-19 | PROCEDURE FOR DETERMINATION OF LEAKS IN BURIED WATER PIPES.Ÿ |
Country Status (13)
| Country | Link |
|---|---|
| AT (2) | AT371582B (en) |
| BE (1) | BE874318A (en) |
| DE (1) | DE2807631A1 (en) |
| DK (1) | DK72279A (en) |
| FI (1) | FI84939C (en) |
| FR (1) | FR2418455A1 (en) |
| GB (1) | GB2017316B (en) |
| IT (1) | IT1120318B (en) |
| NL (1) | NL187713C (en) |
| NO (1) | NO153750C (en) |
| PT (1) | PT69261A (en) |
| SE (1) | SE451893B (en) |
| YU (1) | YU40053B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3233647A1 (en) * | 1982-09-10 | 1984-03-15 | Gerhard Dipl.-Ing. 4006 Erkrath Heide | METHOD FOR CHECKING A INTERMITTED PIPE NETWORK FOR LEAK LOSS |
| FR2658912B1 (en) * | 1990-02-26 | 1994-02-11 | Christian Laplaud | DEVICE AND METHOD FOR HYDRAULIC NETWORK CONTROL. |
| AT3027U1 (en) * | 1998-07-09 | 1999-08-25 | Heinrich Weingartner | METHOD AND DEVICE FOR CHECKING PIPING SYSTEMS |
| DE202007012649U1 (en) * | 2007-09-10 | 2009-02-12 | Alois Pöttinger Maschinenfabrik Gmbh | wagon |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1693737A (en) * | 1927-06-23 | 1928-12-04 | William S Darley | Method and apparatus for locating the point of escape of a fluid from concealed pipes |
| NL42950C (en) * | 1934-10-18 | 1937-11-15 | ||
| US3626750A (en) * | 1970-01-09 | 1971-12-14 | Us Water Conservation Corp | Leak detection in underground water system |
-
1978
- 1978-02-22 DE DE19782807631 patent/DE2807631A1/en not_active Ceased
- 1978-07-10 AT AT0495678A patent/AT371582B/en active
-
1979
- 1979-02-19 SE SE7901443A patent/SE451893B/en not_active IP Right Cessation
- 1979-02-19 NO NO790536A patent/NO153750C/en unknown
- 1979-02-20 YU YU411/79A patent/YU40053B/en unknown
- 1979-02-20 DK DK72279A patent/DK72279A/en not_active Application Discontinuation
- 1979-02-20 AT AT0128079A patent/ATA128079A/en not_active IP Right Cessation
- 1979-02-20 FI FI790561A patent/FI84939C/en not_active IP Right Cessation
- 1979-02-21 PT PT69261A patent/PT69261A/en unknown
- 1979-02-21 BE BE2057623A patent/BE874318A/en not_active IP Right Cessation
- 1979-02-21 FR FR7905111A patent/FR2418455A1/en active Granted
- 1979-02-22 NL NLAANVRAGE7901425,A patent/NL187713C/en not_active IP Right Cessation
- 1979-02-22 IT IT03332/79A patent/IT1120318B/en active
- 1979-02-22 GB GB7906367A patent/GB2017316B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1120318B (en) | 1986-03-19 |
| DK72279A (en) | 1979-08-23 |
| ATA128079A (en) | 1985-03-15 |
| NL7901425A (en) | 1979-08-24 |
| DE2807631A1 (en) | 1979-08-30 |
| PT69261A (en) | 1979-03-01 |
| NL187713C (en) | 1991-12-16 |
| NL187713B (en) | 1991-07-16 |
| FI84939B (en) | 1991-10-31 |
| FI84939C (en) | 1992-02-10 |
| BE874318A (en) | 1979-06-18 |
| YU40053B (en) | 1985-06-30 |
| NO153750C (en) | 1986-05-14 |
| SE451893B (en) | 1987-11-02 |
| GB2017316B (en) | 1983-02-02 |
| ATA495678A (en) | 1982-11-15 |
| FI790561A (en) | 1979-08-23 |
| FR2418455B1 (en) | 1983-04-29 |
| GB2017316A (en) | 1979-10-03 |
| FR2418455A1 (en) | 1979-09-21 |
| NO153750B (en) | 1986-02-03 |
| YU41179A (en) | 1983-06-30 |
| IT7903332A0 (en) | 1979-02-22 |
| AT371582B (en) | 1983-07-11 |
| SE7901443L (en) | 1979-08-23 |
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