| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 05/06/1980 | US4201092 Method of detecting and monitoring a leak caused by a through wall crack in a high pressure fluid system |
| 05/06/1980 | US4201079 Remote flow transducer for communication cable |
| 05/06/1980 | CA1076894A1 Corrosive fluid detector |
| 04/29/1980 | US4199975 Method and apparatus for locating a defective tube of a liquid metal-to-water tube type heat exchanger |
| 04/22/1980 | US4198856 Smoke bomb isolation and containment device |
| 04/22/1980 | US4198855 Line break detector |
| 04/17/1980 | WO1980000746A1 Process for localising leakages and measuring unit for implementing such process |
| 04/16/1980 | EP0009841A1 A duct system containing a movable plug body and a method for determining possible leakage in a duct system |
| 04/16/1980 | EP0009651A1 Monitoring device for fluids and application |
| 04/15/1980 | US4197868 Flow control system and control method for parallel flow process equipment |
| 04/15/1980 | US4197733 Pressure test apparatus |
| 04/08/1980 | US4197531 Mechanical seal leakage alarm |
| 04/02/1980 | EP0009263A1 Method for checking of leakage loss and measuring shaft used therewith |
| 04/01/1980 | CA1074828A1 Testable pipe saddle and method |
| 03/25/1980 | US4195224 Gas leakage detection apparatus |
| 03/25/1980 | US4194389 Apparatus for pressure testing pipe |
| 03/25/1980 | US4194388 Can testing device |
| 03/18/1980 | CA1073790A1 Coating composition for leak detection in air test |
| 03/18/1980 | CA1073756A1 Linebreak detection system |
| 03/11/1980 | US4192373 Leak detection system for duplex tube heat exchangers |
| 03/11/1980 | US4192177 Apparatus and method for pressure testing of tubular bodies |
| 03/04/1980 | US4191048 Red-visible dye penetrant composition and method employing same |
| 02/26/1980 | US4189938 Double tracer gas process for locating conduit leaks |
| 02/19/1980 | US4188819 Method and apparatus for sensing gas pressure in a container |
| 02/19/1980 | US4188818 Mechanism for leak testing of hermetically sealed vessels |
| 02/19/1980 | US4188817 Method for detecting membrane leakage |
| 02/12/1980 | US4188117 Method and apparatus for detecting leaks in hollow fiber membrane modules |
| 02/12/1980 | US4187798 Method of detecting defective portion of sealing |
| 02/12/1980 | US4187717 Apparatus and method for testing products for leaks |
| 02/12/1980 | US4187716 Condenser leak searching plugs |
| 02/05/1980 | US4186591 Device for and method of detecting leaks in a liquid storage reservoir |
| 01/29/1980 | US4185584 Signal device |
| 01/29/1980 | US4185492 Leak testing apparatus and improved seals therefor |
| 01/22/1980 | US4184367 Nipple flow rate tester |
| 01/22/1980 | US4184362 Bottle leak tester |
| 01/22/1980 | CA1070181A1 Combined flow measuring and valve leakage indicator |
| 01/08/1980 | US4182642 Pipeline joint tester |
| 01/08/1980 | US4182159 Pressure testing tool |
| 12/25/1979 | US4180088 Water shutoff system |
| 12/25/1979 | CA1068559A Leak testing |
| 12/12/1979 | EP0006029A1 Inflatable product testing method and apparatus |
| 12/04/1979 | US4176543 Sonic leak detector and method |
| 11/27/1979 | CA1066916A1 Variable length encapsulating pressure drop tester |
| 11/20/1979 | US4175269 Underwater TV surveillance of pipelines |
| 11/20/1979 | US4174735 Method of temporarily sealing open ends of fluid conduits terminating in a header space |
| 11/14/1979 | EP0005197A1 Safety device in case of rupturing of a hose between a pressurized conduit and the supply pipe of an apparatus |
| 11/13/1979 | US4174480 Method of detecting defective portions of metallic tank having thermally protective coating of polyurethane foam |
| 11/06/1979 | US4173141 Method of determining gas leakage through a mine stopping |
| 10/30/1979 | US4172492 Apparatus for the in situ inspection of tubes while submerged in a liquid |
| 10/30/1979 | US4172477 Generation of high vacuums |
| 10/30/1979 | US4172382 Laser interferometry detection method/apparatus for buried structure |
| 10/30/1979 | US4172379 Apparatus for inspecting a pipeline for leaks |
| 10/30/1979 | US4172378 Liquefied gas leakage calibration source |
| 10/30/1979 | CA1065357A1 Leak detection system |
| 10/23/1979 | US4171636 Engine cylinder head pressure test plates |
| 10/23/1979 | CA1064729A1 Leak tester for determining leaks in the joints of oil well pipes |
| 10/17/1979 | EP0004599A1 Method and apparatus for detecting a blood leak in a hemodialysis system |
| 10/16/1979 | US4170902 Pipeline inspection vehicles |
| 10/09/1979 | US4170130 Hollow container fault detector |
| 10/09/1979 | CA1064140A1 Temperature sensing transmission line with ferromagnetic material |
| 09/25/1979 | US4168622 Arrangement for pressurizing and pressure regulation in test pieces, for example, in pipe sections sealed at both ends |
| 09/25/1979 | US4168621 Plumbing test gauge |
| 09/18/1979 | US4167868 Large hose automatic testing device |
| 09/04/1979 | US4166961 Method and apparatus for detecting a blood leak in a hemodialysis system |
| 08/28/1979 | CA1061137A1 On line container pressure testing system |
| 08/14/1979 | US4164138 High sensitivity gas leak detection system |
| 08/08/1979 | EP0003311A1 Apparatus for testing hydraulic and pneumatic systems |
| 07/24/1979 | US4161957 Leakage protective apparatus for storage containers or the like |
| 07/17/1979 | US4161115 Apparatus for monitoring hydraulic plant for leakages |
| 07/10/1979 | CA1058289A1 Pipeline inspection vehicles |
| 07/10/1979 | CA1057977A1 Leak detector apparatus |
| 07/10/1979 | CA1057948A1 Conductive polyolefin compositions |
| 07/03/1979 | US4159637 Hydraulic test tool and method |
| 06/26/1979 | US4159420 Apparatus for detecting oils and the like |
| 06/26/1979 | US4158960 Microcircuit fine leak test apparatus |
| 06/26/1979 | CA1057389A1 Method for distinguishing between single-phase gas and single-phase liquid leaks in well casings |
| 06/19/1979 | US4158304 Testing of fluidic devices |
| 06/12/1979 | US4157656 Leak detection system |
| 06/05/1979 | US4157028 Portable universal apparatus for use in pressure testing engine cylinder heads and blocks |
| 05/30/1979 | EP0002140A1 Apparatus for testing bottles |
| 05/29/1979 | CA1055482A1 Heat exchanger |
| 05/29/1979 | CA1055275A2 Leak testing method and apparatus for tubular members and packer means therefor |
| 05/22/1979 | US4155249 Thermal-aerosol generators |
| 05/22/1979 | US4155248 Method and apparatus for determining the pressure drop and circumference of filter rods |
| 05/22/1979 | CA1055138A1 Pipeline leak detector |
| 05/15/1979 | US4154092 Pneumatic gross leak detector |
| 05/15/1979 | US4154091 Tank tightness test apparatus |
| 05/15/1979 | US4154087 Microrheoscopic detector for gases |
| 05/08/1979 | US4153079 Flexible hose lines |
| 05/08/1979 | US4152926 Method and apparatus for testing the connections between pipe segments |
| 05/08/1979 | US4152925 Device for detecting leakage in hydraulic systems |
| 05/08/1979 | US4152924 Sub-sea equipment test and isolation tool |
| 05/08/1979 | CA1053990A1 Gas leak detector |
| 05/01/1979 | US4152598 Lubricant distribution determination by neutron radiography |
| 05/01/1979 | US4151641 Sodium doped alumina ceramics |
| 04/24/1979 | CA1053284A1 Packing for use in steel-pipe hydraulic testing apparatus |
| 04/17/1979 | US4149731 Packing for use in steel-pipe hydraulic testing apparatus |
| 04/17/1979 | US4149566 Elastomeric test cup for tubing pressure testing |
| 04/10/1979 | US4148213 Apparatus for discarding leaky packages from a row of filled sealed packages |
| 04/10/1979 | CA1052455A1 Liquid leakage capacitive sensing probe |