| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 02/25/1997 | US5606121 Method of testing an evaporative emission control system |
| 02/25/1997 | US5606114 Battery leak testing apparatus |
| 02/20/1997 | DE19530399A1 Leakage and porous zone detection and interpretation method in non-metallic drainage pipes |
| 02/19/1997 | EP0758620A1 Inner-layer for liquid, in particular fuel tankand tank fabricated therewith |
| 02/19/1997 | EP0758619A1 Container for storing liquids |
| 02/18/1997 | US5604338 Temperature adjusting low pressure sensor |
| 02/18/1997 | US5604298 Gas measurement system |
| 02/15/1997 | CA2183190A1 Inner lining for tanks containing liquids, in particular gasoline, and a tank made with it |
| 02/13/1997 | WO1997005417A1 Apparatus and method for use in testing gas pressure reduction equipment |
| 02/13/1997 | WO1997005395A1 Method and apparatus for testing a fluid pressure apparatus |
| 02/13/1997 | CA2317965A1 Apparatus and method for use in testing gas pressure reduction equipment |
| 02/12/1997 | EP0758158A2 Electrostatic capacity measuring instrument for stator winding of electric rotating machine |
| 02/12/1997 | CN1142866A Leakage detection |
| 02/12/1997 | CN1142605A Helium leakage detector |
| 02/11/1997 | US5602327 Leakage-sound detecting apparatus |
| 02/11/1997 | US5600996 Method and apparatus for testing the tightness of housings |
| 02/11/1997 | CA2043402C Method of and apparatus for checking the volume of containers |
| 02/06/1997 | WO1997004325A1 Measuring circuit for detecting and locating incursions of water in pipe or cable installations |
| 02/05/1997 | EP0757008A2 Tank container with deflector |
| 02/05/1997 | EP0756700A1 Method and apparatus for testing oilfield tubular threaded connections |
| 02/05/1997 | CN2246796Y Steel cylinder checker without axial pressure |
| 02/04/1997 | US5600250 Apparatus for monitoring the integrity of a personal protective barrier |
| 02/04/1997 | US5600057 Method of leak detection in a heat exchanger combustion chamber |
| 01/30/1997 | WO1997003343A1 Process and device for testing deformable containers for tightness |
| 01/30/1997 | WO1997002991A1 Containment and delivery apparatus for hazardous fluids |
| 01/29/1997 | EP0755521A1 Process for checking the efficiency of an electric power station component |
| 01/29/1997 | CN2246291Y Testing device of safety valve |
| 01/29/1997 | CA2154929A1 Detection of natural gas within a customer's domain |
| 01/28/1997 | US5597948 For monitoring support rib areas for leakage |
| 01/23/1997 | DE19527972A1 Leakage detecting and locating sensor for high voltage cable |
| 01/22/1997 | EP0754938A1 Detecting fluid leakage route |
| 01/22/1997 | EP0754295A1 Remote leak detection sensing method and device |
| 01/22/1997 | EP0754154A1 Hazardous material containment system |
| 01/22/1997 | CN1140838A Helium leak detector |
| 01/22/1997 | CN1140837A Determinating method for pressure leakage |
| 01/21/1997 | US5596138 Air-tightness testing arrangement for electric devices |
| 01/21/1997 | US5596137 Can vent testing device |
| 01/16/1997 | WO1997001748A1 Integrated safety control system for user's gas facility and gas leakage recognizing method |
| 01/15/1997 | EP0753730A1 Procedure and apparatus for the optical detection of hermeticity failures of a container containing gaseous liquid |
| 01/15/1997 | EP0753729A2 Procedure for monitoring a pipeline |
| 01/15/1997 | EP0753135A1 Test plug for pipes |
| 01/14/1997 | CA2159304A1 Inspection method for detecting the route of leakage of fluid |
| 01/09/1997 | WO1997001084A1 Leak detector with back-up pump |
| 01/09/1997 | DE19542651C1 Vorrichtung zur Überprüfung der Dichtigkeit von Schlauchbeutelpackungen Device for checking the tightness of tubular bags |
| 01/09/1997 | DE19524844A1 Verfahren und Vorrichtung zum Prüfen von verformbaren Behältern auf Dichtigkeit Method and device for testing deformable containers for tightness |
| 01/08/1997 | EP0752095A1 Test gas leak detector |
| 01/07/1997 | US5591901 Fluid sensor |
| 01/07/1997 | US5591900 Method and apparatus for testing fluid pressure in a sealed vessel |
| 01/02/1997 | EP0751386A2 A fibre optic cable monitoring system |
| 01/02/1997 | EP0750738A1 Test gas leak indicator |
| 01/02/1997 | EP0750737A1 Apparatus and method for detecting ultrasonic waves propagated from within a selected distance |
| 01/02/1997 | DE19523710A1 Fault location method for pipeline conduit system |
| 01/02/1997 | DE19522466A1 Lecksuchgerät mit Vorvakuumpumpe Leak Detector and backing pump |
| 12/31/1996 | US5589647 Flexible sensor tube and method for determining a concentration curve of a medium along a path with the flexible sensor tube |
| 12/31/1996 | US5589631 Monitoring a safe liquid-a mineral, marine or vegetable oil, which fills a space between primary and secondary fluid containments |
| 12/31/1996 | US5588461 Hazardous material containment system |
| 12/27/1996 | WO1996041677A1 Gas passage with selectively acting penetration surface and process for producing the penetration surface |
| 12/25/1996 | CN1138537A Method for examing exhaust system of oil tank |
| 12/25/1996 | CN1138507A Tundish |
| 12/24/1996 | US5587521 Pipe testing system |
| 12/24/1996 | US5587130 Selected area adhesion and surface passivation of metal films |
| 12/19/1996 | WO1996041200A1 Automatic pipetting apparatus with leak detection and method of detecting a leak |
| 12/19/1996 | WO1996041097A1 Aerial pipeline surveillance system |
| 12/19/1996 | DE19521018A1 Pipeline system for conveying heat incorporating leakage detection |
| 12/18/1996 | EP0748437A1 Apparatus and method for detecting leak in hydraulic system |
| 12/17/1996 | US5585548 Counterflow leak-detector unit with a high-vacuum pump |
| 12/12/1996 | DE19521275A1 Gasdurchlaß mit selektiv wirkender Durchtrittsfläche sowie Verfahren zur Herstellung der Durchtrittsfläche Gas passage with selectively acting passage area and methods of making the passage area |
| 12/11/1996 | CN2242455Y Portable negative pressure device for investigating water-tightness of structures |
| 12/11/1996 | CN1137825A Device for carrying equipment through conduit and method for use of device |
| 12/10/1996 | USRE35395 Leak detection in heating, ventilating and air conditioning systems using an environmentally safe material |
| 12/10/1996 | US5583283 Impoundment leak detection, location, and containment system |
| 12/05/1996 | DE19519650A1 Unsound pipe detection and location method for pipeline system with inner and outer pipe |
| 12/04/1996 | EP0745214A1 A method and device for gas emission |
| 12/03/1996 | US5581019 For sealing between components |
| 12/03/1996 | US5581018 Pneumatic plug and method for hydrostatic testing of bathtub plumbing |
| 12/03/1996 | US5581017 Integrity test for porous structures using acoustic emission |
| 11/28/1996 | DE19600970C1 Appts. for long term tank cladding leakage monitoring esp. for flat wall mounted tanks |
| 11/27/1996 | EP0744606A2 Test chamber with a variable test space |
| 11/27/1996 | EP0744605A2 Test chamber |
| 11/27/1996 | EP0744604A1 Installation for the detection of helium in a fluid circuit |
| 11/27/1996 | CN2241333Y Bench full-automatic gas relay checker |
| 11/26/1996 | US5578747 Device for testing imperviousness of a flexible membrane mounted on a rigid support |
| 11/26/1996 | US5577862 Underground containment for fluid systems |
| 11/26/1996 | US5577364 On-line container and seal integrity test system |
| 11/21/1996 | WO1996036853A1 Gas safety management system |
| 11/21/1996 | DE19518292A1 Fuel tank venting diagnosis method for motor vehicle |
| 11/21/1996 | DE19518011A1 Electronic measuring unit for detecting unsoundness of static or dynamic seals |
| 11/20/1996 | EP0742894A1 Capillary tube determining the leakage rate for a test leak |
| 11/20/1996 | EP0710351A4 An inspection system for a conduit |
| 11/20/1996 | CN2240723Y Pressing composite oil cylinder for investigating cement pressure-pipe |
| 11/20/1996 | CN1136167A Self-sealing pressure tester for thread conic pipe |
| 11/19/1996 | US5576493 Method and means for filtering contaminants from a gas stream to detect filter condition in situ |
| 11/19/1996 | US5576480 System and method for testing the integrity of porous elements |
| 11/19/1996 | US5576479 Apparatus and method for pressure testing a body having a chamber therein |
| 11/14/1996 | WO1996035926A1 Method, apparatus and system for determining specimen |
| 11/13/1996 | EP0742429A1 Leak detector with tracer gas |
| 11/13/1996 | EP0741895A1 Hydraulic fluid lead detection system and method |
| 11/13/1996 | CN1135807A Method and apparatus for detecting hydrocarbon fuels |
| 11/12/1996 | US5574377 Device for the detection and localization of organic solvent leakages and fabrication process |
| 11/12/1996 | US5574213 Apparatus and method for detecting leaks |