| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 05/08/1984 | US4447388 Bolt failure detection |
| 05/08/1984 | US4446892 Method and apparatus for monitoring lengths of hose |
| 05/08/1984 | CA1167124A1 Device for controlling leaks in a high voltage shielded set |
| 05/01/1984 | US4445364 Method and apparatus for measuring air infiltration rate into buildings |
| 05/01/1984 | US4445363 Device for detecting flooding of a hollow structure |
| 04/17/1984 | US4442703 Pipe testing apparatus |
| 04/17/1984 | US4442702 Method of and apparatus for inspecting liquid storage tanks for leaks by means of pressure decrease and increase |
| 04/11/1984 | EP0105229A2 Process for the leak testing of conduit networks |
| 04/10/1984 | US4441357 Pressure monitoring and leak detection method and apparatus |
| 04/10/1984 | CA1165250A1 Method and apparatus for testing and using membrane filters in an on site of use housing |
| 04/10/1984 | CA1165232A1 Pressure energized pipeline plug |
| 04/10/1984 | CA1165197A1 Engine cylinder head port closure pad clamp |
| 04/03/1984 | US4441107 Measuring arrangement having a plurality of measuring points connected to one another by means of a cable |
| 04/03/1984 | US4440017 Hydrogen leak monitor for a turbine-generator |
| 04/03/1984 | US4440016 Method for high speed leak test for metallic cover with a pull tab |
| 04/03/1984 | US4440015 Locomotive air brake system testing device |
| 04/03/1984 | CA1165048A1 Elements demonstrating a sensitivity to certain organic pollutants, and particularly to hydrocarbons |
| 03/28/1984 | EP0103777A1 Holder for plastic pipes being tested for internal pressure at temperatures up to 200oC |
| 03/28/1984 | EP0103771A1 Leak detector of the gas tracer type having a device for measuring and indicating the leak rate Q |
| 03/27/1984 | US4438938 Seal for incorporation in high pressure leak testing tool |
| 03/20/1984 | US4437353 For piercing a cork sealing off the neck of a bottle |
| 03/20/1984 | US4437336 Device of integrating a small amount of flow of fluid for leak detection |
| 03/14/1984 | EP0102865A1 Liquefied gas reservoir provided with a secondary barrier leak detecting device, and the leak detecting process |
| 03/13/1984 | US4436998 Helium leakage detector |
| 03/13/1984 | US4435974 Method and apparatus for locating leakages in pipes and similar conduits |
| 03/06/1984 | US4434816 Service line interior by-pass fitting |
| 02/21/1984 | US4432931 Inspection system |
| 02/21/1984 | US4432227 Valve testing apparatus |
| 02/14/1984 | US4431495 Location of a structurally damaged membrane |
| 02/14/1984 | US4430891 Method and apparatus for measuring volume |
| 02/08/1984 | EP0100069A2 Connector device for checking leakage in an airtight endoscope |
| 02/07/1984 | US4430010 Thermal method of testing liquids from a nozzle |
| 02/07/1984 | US4429720 Apparatus for seeking out and repairing leaks in pipes |
| 02/07/1984 | US4429568 Closure plug assembly for pressure testing liquid drain and vent plumbing pipe systems |
| 02/07/1984 | US4429566 Piping leakage detection method and apparatus |
| 01/31/1984 | US4429329 Remote visual inspection system |
| 01/31/1984 | US4428236 Method of acoustic emission testing of steel vessels or pipelines, especially for nuclear reactor installations |
| 01/25/1984 | EP0099129A2 Filter testing apparatus |
| 01/24/1984 | US4427031 Method of installing an interior by-pass liner |
| 01/24/1984 | US4426876 Method and apparatus for checking sealed containers for pinholes |
| 01/17/1984 | US4426086 Annular seal and method of use |
| 01/10/1984 | US4425054 Marine platform adapted to facilitate the detection of possible cracks |
| 01/10/1984 | US4424708 Method of leak testing non-pressurized vessels to find the location ruptures |
| 01/09/1984 | EP0064495A4 Leak detection system. |
| 01/05/1984 | WO1984000067A1 Test head for compressed gas cylinders |
| 01/03/1984 | CA1159922A1 Device and method for detecting leaks in pipelines |
| 12/28/1983 | EP0097100A1 Abrupt evolution detector of a signal of acoustic origin, in particular for leak detection |
| 12/27/1983 | US4422477 Pressure energized pipeline plug |
| 12/21/1983 | EP0096160A1 A testing method using spectroscopic photometry with three wavelengths of light and a device for carrying out the method |
| 12/20/1983 | US4420970 Apparatus for checking for leaks from metal-clad high-tension electric gear |
| 12/20/1983 | US4420969 Orifice metering fan device |
| 12/13/1983 | US4419892 Method for determination of internal pipeline or tubing corrosion |
| 12/13/1983 | US4419884 Test head for compressed gas cylinders |
| 12/13/1983 | US4419883 Leak detector |
| 12/13/1983 | US4419882 Leakage detection method using helium |
| 12/06/1983 | US4418712 Overflow control system |
| 12/06/1983 | CA1158182A1 Pneumatically operated pipe crawler |
| 11/29/1983 | US4417782 Fiber optic temperature sensing |
| 11/29/1983 | US4417465 Portable test unit, for high pressure testing of tubes |
| 11/23/1983 | EP0094533A1 Method for leakage testing of pipes or networks of pipes |
| 11/23/1983 | EP0094400A1 Fluorscopic examination of pipe girth welds |
| 11/22/1983 | US4417312 Electronic controller for valve actuators |
| 11/22/1983 | US4416147 Apparatus and method for hydrostatically testing pipe |
| 11/22/1983 | US4416146 Plastic pipe tester with feedback controlled pressurizer |
| 11/22/1983 | US4416145 Ultrasonic leak detecting method and apparatus |
| 11/22/1983 | US4416118 Method and apparatus for controlling the formation of a temporary plug in a fluid transmission line |
| 11/15/1983 | US4414849 Apparatus and a method for indicating variations in acoustic properties on an interface |
| 11/10/1983 | WO1983003899A1 A sensor for use in monitoring lengths of hose |
| 11/08/1983 | US4413503 Method of detecting leaks in a large storage tank |
| 11/08/1983 | US4413501 Apparatus for pressure testing tubing |
| 11/02/1983 | EP0093046A1 Device for testing leaks and cleaning conduits by circulation of a fluid |
| 11/02/1983 | EP0093025A1 A sensor for use in monitoring lengths of hose |
| 10/25/1983 | US4411152 Method and apparatus for testing pipes |
| 10/18/1983 | US4410109 Leak detection system and check valve for use therein |
| 10/18/1983 | US4409847 Ultrasonic measuring arrangement for differential flow measurement, particularly for measurement of fuel consumption in motor vehicles with a fuel return line |
| 10/18/1983 | US4409818 Seal testing device and method |
| 10/18/1983 | US4409817 Vacuum leak detector and method |
| 10/12/1983 | EP0091087A1 Method of detecting a leakage of fluid |
| 10/11/1983 | US4408480 Gas leak detector viewer |
| 10/04/1983 | US4407171 Apparatus and method for hydrostatically testing sealing face surfaces of tubular joints |
| 10/04/1983 | US4407158 Flow analyzer |
| 09/28/1983 | EP0089823A2 Leakage detector of endoscopes |
| 09/28/1983 | EP0089738A2 Pipeline gauging vehicle |
| 09/27/1983 | US4406855 Gas cooled nuclear reactors |
| 09/27/1983 | US4406157 Feedback method and apparatus for testing the internal pressure of a sealed container |
| 09/27/1983 | US4406156 Method and device for the inspection of ventilated cigarettes |
| 09/20/1983 | USRE31385 Machine for testing bottles |
| 09/20/1983 | US4404963 Endoscope |
| 09/20/1983 | US4404844 Leak detecting method |
| 09/20/1983 | US4404843 Cryogenic storage tank leak detection system |
| 09/20/1983 | US4404842 Leak detector for intermittent pressure pipe lines |
| 09/20/1983 | CA1154117A1 Liquid leakage detection system |
| 09/20/1983 | CA1153884A1 Method for determination of internal pipeline or tubing corrosion |
| 09/15/1983 | WO1983003136A1 Pressure monitoring and leak detection method and apparatus |
| 09/13/1983 | US4404516 System for detecting leaks from liquid-containing reservoirs and conduits |
| 09/13/1983 | US4403500 Apparatus for measuring a parameter relating to at least one substance possibly present in one or several chambers of a set of measurement chambers kept under very low residual pressure |
| 09/06/1983 | US4402213 Method and device for detecting and locating leaks in pipelines |
| 08/30/1983 | US4401147 Portable instrument for measuring the permeability of a papermaker's felt |
| 08/30/1983 | US4401133 Device for launching spherical pigs into a pipeline |
| 08/30/1983 | CA1153130A1 Pipeline leak detection method and control device therefor |