NO862422L - Deteksjonssystem. - Google Patents
Deteksjonssystem.Info
- Publication number
- NO862422L NO862422L NO862422A NO862422A NO862422L NO 862422 L NO862422 L NO 862422L NO 862422 A NO862422 A NO 862422A NO 862422 A NO862422 A NO 862422A NO 862422 L NO862422 L NO 862422L
- Authority
- NO
- Norway
- Prior art keywords
- detection system
- detection
- 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
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
- G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO862422A NO159507C (no) | 1986-06-18 | 1986-06-18 | Deteksjonssystem. |
PCT/NO1987/000049 WO1987007949A1 (en) | 1986-06-18 | 1987-06-16 | Detection system for subsea installations, particularly pipelines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO862422A NO159507C (no) | 1986-06-18 | 1986-06-18 | Deteksjonssystem. |
Publications (4)
Publication Number | Publication Date |
---|---|
NO862422D0 NO862422D0 (no) | 1986-06-18 |
NO862422L true NO862422L (no) | 1987-12-21 |
NO159507B NO159507B (no) | 1988-09-26 |
NO159507C NO159507C (no) | 1989-01-04 |
Family
ID=19888998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO862422A NO159507C (no) | 1986-06-18 | 1986-06-18 | Deteksjonssystem. |
Country Status (2)
Country | Link |
---|---|
NO (1) | NO159507C (no) |
WO (1) | WO1987007949A1 (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19528287C5 (de) * | 1995-08-02 | 2009-09-24 | Ingenieurgesellschaft F.A.S.T. für angewandte Sensortechnik mit beschränkter Haftung | Verfahren zur Erkennung eines Lecks in einem Trinkwasser-Versorgungsnetz und Anordnung zur Durchführung des Verfahrens |
US6785618B2 (en) | 2001-03-02 | 2004-08-31 | Gas Research Institute | In-ground pipeline monitoring |
GB2382140B (en) * | 2001-11-20 | 2005-11-30 | Christopher Teal | Leak detection |
DE102016211651B4 (de) | 2016-06-28 | 2022-03-24 | Bender Gmbh & Co. Kg | Verfahren zum Bestimmen eines Isolationsfehlerortes auf einem elektrischen Leiter einer Untermeeresversorgungsleitung |
CN108055218B (zh) * | 2017-10-18 | 2020-11-06 | 上海微波技术研究所(中国电子科技集团公司第五十研究所) | 基于频率选择性编码多载波调制的泄漏电缆入侵探测方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3264864A (en) * | 1962-03-01 | 1966-08-09 | American Gas Ass | Apparatus for pinpointing leaks in buried pipes |
US3930556A (en) * | 1971-04-26 | 1976-01-06 | Osaka Gas Kabushiki Kaisha | Method of detecting leak of fluid from a long pipeline |
US4043180A (en) * | 1975-12-10 | 1977-08-23 | Texaco Inc. | Gathering line leak detection system tester |
DE3045660C2 (de) * | 1980-12-04 | 1982-10-14 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Verfahren und Einrichtung zum Orten von Leckstellen in Rohrleitungen |
GB2176604B (en) * | 1985-06-06 | 1989-07-26 | Stc Plc | Detecting gas leaks |
-
1986
- 1986-06-18 NO NO862422A patent/NO159507C/no unknown
-
1987
- 1987-06-16 WO PCT/NO1987/000049 patent/WO1987007949A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO862422D0 (no) | 1986-06-18 |
WO1987007949A1 (en) | 1987-12-30 |
NO159507B (no) | 1988-09-26 |
NO159507C (no) | 1989-01-04 |
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