| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 08/30/1983 | CA1153114A1 Method of sensing malfunctions of check valve mounted in pipeline and apparatus therefor |
| 08/30/1983 | CA1153100A1 Leak location detecting apparatus for a pressurized pipeline |
| 08/24/1983 | EP0086342A1 Inspection device, especially for steam generator pipes |
| 08/23/1983 | US4399916 Reject system for in-line pressure testing system |
| 08/23/1983 | US4399690 Vacuum leak detector having single valve assembly |
| 08/23/1983 | CA1152605A1 Leak detection apparatus |
| 08/17/1983 | EP0086024A1 Light guide for liquid detection and cable comprising such a guide |
| 08/17/1983 | EP0085896A2 Hydrogen leak monitor for a turbine-generator |
| 08/17/1983 | EP0085695A1 Device for sorting packagings, principally beverage packagings, in several stages. |
| 08/16/1983 | US4399514 Method of inspecting internal pressures in sealed containers |
| 08/16/1983 | US4398413 Leak detection for hermetic enclosures |
| 08/10/1983 | EP0085504A2 Pipeline vehicle |
| 08/10/1983 | EP0085088A1 Method of and device for sorting packagings. |
| 08/09/1983 | US4397183 Apparatus for detecting level changes in distance |
| 08/09/1983 | CA1151492A1 Method and device for the inspection of ventilated cigarettes |
| 07/26/1983 | CA1150572A1 Bottle cap inspecting machine |
| 07/20/1983 | EP0083759A2 Device for monitoring the interior of a conduit |
| 07/19/1983 | US4393674 Hydraulic chuck device for engagement with the inside of a tube |
| 07/12/1983 | CA1149914A1 Pipe inspection device |
| 07/07/1983 | WO1983002321A1 Method and apparatus for measuring volume |
| 07/05/1983 | US4391128 Back-diffusion quality control method for barrier treated containers |
| 07/05/1983 | CA1149238A1 Device for and method of detecting leaks in a liquid storage reservoir |
| 06/29/1983 | EP0082605A2 Apparatus for seal-testing sachets, packets and the like |
| 06/28/1983 | US4390785 Method and apparatus for remotely detecting gases in the atmosphere |
| 06/28/1983 | US4389877 Piping erosion monitoring system |
| 06/21/1983 | US4388871 Speed control system for a pipeline inspection vehicle |
| 06/21/1983 | US4388832 Method and apparatus for receiving ultrasonic waves by optical means |
| 06/14/1983 | US4387591 Method for testing fluid control valves |
| 06/08/1983 | EP0080640A1 Method and device for the determination of bubbles in a fluid |
| 06/07/1983 | US4386525 Device for and method of detecting leaks in a liquid storage reservoir |
| 06/07/1983 | US4386524 Manometer type apparatus with improvement |
| 05/31/1983 | US4386269 Method and device for detecting leaks from pipelines |
| 05/31/1983 | US4385643 Plug for high-pressure testing of tubes |
| 05/24/1983 | US4384475 Location of leaks in oil-filled cables |
| 05/24/1983 | US4384474 Method and apparatus for testing and using membrane filters in an on site of use housing |
| 05/18/1983 | EP0079181A1 Vacuum monitor for vacuum interrupter and use of the vacuum monitor |
| 05/17/1983 | US4383436 Pipe tester |
| 05/10/1983 | US4382679 Dye leak detection method |
| 05/10/1983 | US4382383 Pipe inspection device |
| 05/10/1983 | US4382379 Leak detection apparatus and method for use with tube and tube sheet joints |
| 05/10/1983 | CA1146019A1 Leak test tools |
| 05/04/1983 | EP0078072A1 A centering apparatus for a measuring probe |
| 05/03/1983 | US4381664 Methods of and apparatus for the detection of airborne particles |
| 05/03/1983 | CA1145623A1 Sensor for measuring leakage |
| 04/28/1983 | WO1983001509A1 Fluoroscopic examination of pipe girth welds |
| 04/26/1983 | CA1145121A1 Method of assemblying a sealed structure |
| 04/19/1983 | US4380243 Overflow control system |
| 04/19/1983 | US4380168 Sodium leakage detection system and method of controlling the same |
| 04/06/1983 | EP0075835A2 Gas leak detector |
| 04/05/1983 | US4378692 Leak detecting monitor |
| 04/05/1983 | CA1144087A1 Method and apparatus for the leak testing of filters |
| 03/29/1983 | US4377945 Service line interior by-pass |
| 03/29/1983 | CA1143671A1 District-heating line |
| 03/29/1983 | CA1143554A1 Pipeline inspection vehicles |
| 03/23/1983 | EP0041530B1 Fluid-tightness testing of large vessels |
| 03/22/1983 | US4377185 Hydrotest apparatus |
| 03/22/1983 | CA1143225A1 Method for evaluating effectiveness of track link seals |
| 03/16/1983 | EP0074013A1 Cation emission type halogenated hydrocarbon gas detecting element |
| 03/15/1983 | CA1143006A1 Gas sensors |
| 03/09/1983 | EP0073322A1 Device for controlling tightness of vapour pipes |
| 03/08/1983 | US4375763 Device for detecting and locating leaks in pipelines |
| 03/03/1983 | WO1983000644A1 Method of and device for sorting packagings |
| 03/03/1983 | WO1983000643A1 Device for sorting packagings, principally beverage packagings, in several stages |
| 03/02/1983 | EP0072892A1 Turbo-molecular pump suited for completion of counterflow leak indication |
| 03/02/1983 | EP0018536B1 Flaw indicator for the surveillance of the isolation of liquefied-gas storage tanks |
| 03/01/1983 | US4375162 Portable air test kit and system |
| 02/16/1983 | EP0072023A2 Hollow object leak testing device |
| 02/15/1983 | USRE31148 Sub-sea equipment test and isolation tool |
| 02/15/1983 | US4374379 Moisture sensing device for pipes and the like |
| 02/15/1983 | US4373815 Method and apparatus for measuring leaks in liquid storage vessels |
| 02/15/1983 | US4373768 Thermostatic fiber optic waveguides |
| 02/15/1983 | US4373381 Manhole leakage indicator and method for using |
| 02/15/1983 | US4373380 Test tool for sub-sea well head housings and method of testing |
| 02/15/1983 | US4373379 Method and apparatus for detecting defects in a water cooling system of a hydrogen-cooled dynamic electric machine |
| 02/15/1983 | CA1141194A1 Clamping apparatus |
| 02/08/1983 | US4372161 Pneumatically operated pipe crawler |
| 02/08/1983 | US4372151 Automatic fault locating apparatus for a pressurized pipeline |
| 02/08/1983 | CA1141019A1 Method and means of passive detection of leaks in buried pipes |
| 01/26/1983 | EP0070758A1 Steam generator with an arrangement for detecting leaks |
| 01/26/1983 | EP0070341A1 Helium leak detector |
| 01/25/1983 | US4369647 Gas leakage detector |
| 01/20/1983 | WO1983000226A1 Method and device for continuously monitoring an installation containing a fluid |
| 01/18/1983 | US4368996 Penetrameter positioner for bore-side radiography of tubes |
| 01/18/1983 | US4368694 Leak detection system for a steam generator |
| 01/14/1983 | EP0037419A4 Sensor for measuring leakage. |
| 01/04/1983 | CA1138670A1 Method for leakage measurement |
| 12/28/1982 | US4365649 Sewer pipe plug |
| 12/28/1982 | CA1138267A1 Smoke generator |
| 12/21/1982 | US4365158 Helium leakage detector |
| 12/21/1982 | US4364261 Multi-media leak test apparatus |
| 12/15/1982 | EP0066833A1 Powder conveying pipe |
| 12/15/1982 | EP0066716A1 A method and a system for detecting a leakage in a conduit system |
| 12/14/1982 | US4363236 Method and apparatus for detecting leaks in a structure |
| 12/14/1982 | CA1137555A1 Method and a device for controlling the occurence of perforations in operation gloves |
| 12/07/1982 | US4362403 Means and method of sensing temperature |
| 12/07/1982 | US4362049 Method and apparatus for leak testing the interior of pipe |
| 12/07/1982 | CA1136929A1 Signal device |
| 11/30/1982 | US4361799 Over-temperature sense and locate device |
| 11/30/1982 | US4361035 Nonionic oxyalkylated aliphatic alcohol surfactant, fuel oil and dye |
| 11/30/1982 | US4361030 Method for leak detection in a pipeline system and a measuring well for use in a pipeline system in the method for leak detection |