DE3138355C2 - - Google Patents
Info
- Publication number
- DE3138355C2 DE3138355C2 DE19813138355 DE3138355A DE3138355C2 DE 3138355 C2 DE3138355 C2 DE 3138355C2 DE 19813138355 DE19813138355 DE 19813138355 DE 3138355 A DE3138355 A DE 3138355A DE 3138355 C2 DE3138355 C2 DE 3138355C2
- Authority
- DE
- Germany
- Prior art keywords
- flange
- fitting according
- sealing surface
- annular
- chamber
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims description 23
- 231100001261 hazardous Toxicity 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
- F16L39/005—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies for concentric pipes
-
- 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
- G01M3/283—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 for double-walled pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L2201/00—Special arrangements for pipe couplings
- F16L2201/30—Detecting leaks
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Flanged Joints, Insulating Joints, And Other Joints (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813138355 DE3138355A1 (de) | 1981-09-26 | 1981-09-26 | Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19813138355 DE3138355A1 (de) | 1981-09-26 | 1981-09-26 | Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3138355A1 DE3138355A1 (de) | 1983-04-07 |
DE3138355C2 true DE3138355C2 (hu) | 1990-05-17 |
Family
ID=6142681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19813138355 Granted DE3138355A1 (de) | 1981-09-26 | 1981-09-26 | Armatur fuer ein aus zwei metallrohren bestehendes leitungsrohr |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3138355A1 (hu) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8531670D0 (en) * | 1985-12-23 | 1986-02-05 | British Aerospace | Ducted flow leak detection |
DE3718516A1 (de) * | 1987-06-03 | 1988-12-22 | Ruhrgas Ag | Isolierverbindung fuer rohrleitungen |
DE19615472A1 (de) † | 1996-04-19 | 1997-10-23 | Frank Kampfmann | Sicherheitsfunktionselement für eine Leitung |
DE10044144B4 (de) * | 2000-09-06 | 2006-04-13 | Klenk Gmbh | Anschlussvorrichtung zum Verbinden einer Fluidleitung mit einer zweiten Anschlussvorrichtung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD14539A (hu) * | ||||
DE1727416U (de) * | 1952-03-01 | 1956-08-02 | Stadt Duesseldorf Stadtwerke V | Druckdichte rohrverbindung. |
NL7215913A (hu) * | 1972-11-23 | 1974-05-27 | ||
CH559335A5 (hu) * | 1973-04-18 | 1975-02-28 | Kabel Metallwerke Ghh |
-
1981
- 1981-09-26 DE DE19813138355 patent/DE3138355A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3138355A1 (de) | 1983-04-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69620211T2 (de) | Vorrichtung zur erfassung von leckagen in rohrflanschverbindungen | |
DE69426994T2 (de) | Mehrringdichtung und verwendung in einer verbindungsanordnung | |
DE2657398C3 (de) | Rohrverbindung für zwei Rohrstücke | |
DE3541194A1 (de) | Rohrklemmvorrichtung | |
DE3806630A1 (de) | Klemmverbindungseinheit | |
DE3138355C2 (hu) | ||
DE4021369C1 (hu) | ||
DE2838655A1 (de) | Reparaturklemme zum abdichten von leckenden rohrleitungen oder rohrflanschverbindungen | |
CH669169A5 (de) | Anlage zum pneumatischen foerdern von schuettguetern. | |
DE2223417A1 (de) | Schraubverbindung mit dichtungsring | |
DE3102710C2 (hu) | ||
DE2845926C2 (de) | Kupplung für mehradrige Schlauchleitungen, insbesondere hydraulische Hochdruckschlauchleitungen | |
DE3007509A1 (de) | Vorrichtung zum verbinden von zwei rohren | |
EP0281685A1 (de) | Als Kompensator wirkender, rohrförmiger Faltenbalg | |
EP0879377B1 (de) | Lösbare rohrverbindung für kunststoffrohre | |
DE3300328C2 (hu) | ||
DE3542048C2 (hu) | ||
DE2149345A1 (de) | Rohrverbindung | |
DE1947485A1 (de) | Dichtung zum Abdichten des kreisringfoermigen Zwischenraums zwischen zwei konzentrischen Roehren | |
DE8704943U1 (de) | Flachdichtung | |
DE19717751C2 (de) | Muffenaußendichtung für Glockenmuffen | |
DE19626330C2 (de) | Meßflansch | |
DE1926538U (de) | Verbindungszwischenstueck fuer rohrleitungen. | |
DE3704142C2 (hu) | ||
DE9411378U1 (de) | Hochdruck-Anschlußvorrichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |