| Patents for G01M 3 - Investigating fluid tightness of structures (22,573) |
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| 05/07/2013 | CA2650669C Apparatus and method for detection of a leak in a pump membrane |
| 05/07/2013 | CA2572252C In-line pipe inspection tool |
| 05/02/2013 | WO2013061645A1 Sealed container internal pressure inspection device and internal pressure inspection method |
| 05/02/2013 | WO2013060646A1 Apparatus and method for detecting the entry of fluid into a housing |
| 05/02/2013 | US20130110419 Method and apparatus for monitoring for leaks in a stage ii fuel vapor recovery system |
| 05/02/2013 | US20130104676 In-pipe inspection robot |
| 05/01/2013 | EP2587242A1 Leak detector for a double-wall tank |
| 05/01/2013 | CN202917762U Socket with natural gas detection function |
| 05/01/2013 | CN202916143U Anti-distortion device for straight steel pipe hydrostatic test |
| 05/01/2013 | CN202916142U 管道试压头装置 Pipeline pressure test head unit |
| 05/01/2013 | CN202916139U Hydraulic system for pipe fitting testing |
| 05/01/2013 | CN202916062U Suction-type SF6 gas leakage monitoring device |
| 05/01/2013 | CN202916061U A compressive strength testing device of an electromagnetic pulse valve housing |
| 05/01/2013 | CN202916060U Liquefied petroleum gas cylinder valve high-low pressure sealing one-step detection method detection apparatus |
| 05/01/2013 | CN202916059U Device for detecting air tightness |
| 05/01/2013 | CN202916058U Air tightness detector |
| 05/01/2013 | CN202916057U A sealing performance simulation testing device of a filing wall beside a lane in gob-side entry retaining technology |
| 05/01/2013 | CN202916056U Pressure testing device for heat exchanger maintenance |
| 05/01/2013 | CN202916055U Pump pressure testing tool for gauge and log |
| 05/01/2013 | CN202916054U Leakage detection apparatus for slide valve pair abrasive surface of railway brake |
| 05/01/2013 | CN202916053U Immersion suit auxiliary testing apparatus |
| 05/01/2013 | CN202916052U Pressure-checking machine |
| 05/01/2013 | CN202916051U Leak detection device provided with clamping mechanism |
| 05/01/2013 | CN202916050U Hydrocarbon flammable gas leakage monitoring device based on network transmission |
| 05/01/2013 | CN202916049U Diffusion-type SF6 gas leakage monitoring device |
| 05/01/2013 | CN202916048U Automobile connector housing sealing detection device |
| 05/01/2013 | CN103076232A Fire extinguisher cylinder pressure-resistance tightness gas detection all-in-one machine and pressure resistance and tightness testing method |
| 05/01/2013 | CN103076145A Airtightness detection device for pipe piece of steel-in-steel high-temperature steam insulating pipe |
| 05/01/2013 | CN103076144A Method and device for performing seal leakage detection on relay |
| 05/01/2013 | CN103076143A Leakage testing equipment for soft bag |
| 05/01/2013 | CN103076142A Water testing tool of water faucet |
| 05/01/2013 | CN103076141A Container liquid leak inspection device |
| 05/01/2013 | CN103076140A Brake fluid pot air tightness detection device |
| 05/01/2013 | CN103076139A Internal pressure detection method and device of food container |
| 05/01/2013 | CN103076106A High-pressure multi-point flexible thermocouple with leakage detector |
| 05/01/2013 | CN103071653A Elastic cleaning ball, cleaning device, cleaning method and pressure test device and method |
| 05/01/2013 | CN103071358A Hydrogen filter for detecting small leakage |
| 05/01/2013 | CN102128709B Novel prefabricated pipe impermeability test connector and impermeability test method using same |
| 05/01/2013 | CN102128707B Valve element airtightness testing device |
| 05/01/2013 | CN101910816B Detection of CO2 leakage in a container |
| 05/01/2013 | CN101876698B Power station boiler four-pipe leakage sounding accurate positioning system |
| 05/01/2013 | CN101804000B Double-side vacuum large volume injection and process for detecting liquid leakage rapidly |
| 05/01/2013 | CN101796381B Method for inspecting defect of material to be inspected |
| 04/30/2013 | US8429951 Diagnostic system and diagnostic method for a valve, particularly a closing valve or a control valve |
| 04/30/2013 | CA2692954C Mechanical clean-out test plug |
| 04/28/2013 | CA2756486A1 Pipeline hydrostatic testing device |
| 04/25/2013 | WO2013059458A1 Acoustic probing technique for the determination of interior pipe coating wear or scale build-up and liner wear |
| 04/25/2013 | WO2013057410A1 Mobile support for examination of a wall |
| 04/25/2013 | WO2013009507A3 Optics sensor structure for detecting wate or oil leakage inside a conservator having having a bladder or membrane |
| 04/25/2013 | US20130098143 Fuel vapor leak detecting device and fuel vapor leak detecting method using the same |
| 04/25/2013 | US20130098116 Muffle tube inspection method and manufacturing method of silica glass-based optical fiber preform |
| 04/24/2013 | EP2584334A1 Air tightness test method and air tightness test device for sealed batteries |
| 04/24/2013 | EP2583075A1 Method for detecting and locating a leak in a drinking water supply network |
| 04/24/2013 | CN202903777U Tank for monitoring oil in water |
| 04/24/2013 | CN202903610U Device for ultrahigh pressure test |
| 04/24/2013 | CN202903461U Low-redundancy high-reliability intelligent checking device for safety valve |
| 04/24/2013 | CN202903439U Water-pump air-tightness detection apparatus |
| 04/24/2013 | CN202903438U Pressure test device for methane tank |
| 04/24/2013 | CN202903437U Machine for full-automatically detecting sealing property of bottle caps |
| 04/24/2013 | CN202903436U Automatic gas leakage detecting device for gas aluminum brazing furnace |
| 04/24/2013 | CN202903435U Easily-mounted and dismounted tightness detection tool |
| 04/24/2013 | CN202903434U 一种检测装置 Detecting means |
| 04/24/2013 | CN202903433U Water leakage detection positioning system |
| 04/24/2013 | CN202903432U Sprinkler connection bend air tightness detection machine |
| 04/24/2013 | CN202903431U Engine cylinder cover water sleeve tightness test tool used for automobiles |
| 04/24/2013 | CN202903430U Air tightness test/strength verification test bench |
| 04/24/2013 | CN202903429U 漏水测试仪 Leak tester |
| 04/24/2013 | CN202903428U Roof antiseep test tape |
| 04/24/2013 | CN202903427U Improved intermediate oil leakage tester |
| 04/24/2013 | CN202903426U Test equipment for rubber drum of packer |
| 04/24/2013 | CN202903425U Water press for pipeline test |
| 04/24/2013 | CN202903424U Water pump assembly air tightness leak testing machine |
| 04/24/2013 | CN202903238U Rock mass borehole leak detection simulation test bed |
| 04/24/2013 | CN103069261A Leakage inspection device and leakage inspection method |
| 04/24/2013 | CN103069260A Gas sensor housing |
| 04/24/2013 | CN103063521A Withstand pressure detection device of wire connecting terminal for air conditioner compressor |
| 04/24/2013 | CN103063381A Method and device for vacuum cavity leakage detection for sensors with vacuum reference cavities |
| 04/24/2013 | CN103063380A Mobile gas detection device |
| 04/24/2013 | CN103063379A Air leakage detection device for infusion tube |
| 04/24/2013 | CN103063378A Quick leak detecting device and leak detecting method of spacecraft condensate water pipeline system general leak rate |
| 04/24/2013 | CN103063377A Cylinder wall steam system leak detecting device and detecting method of thin-plate type cut-tobacco drier |
| 04/24/2013 | CN103063376A Testing table and testing method for reciprocating-type piston rod sliding sealing performance testing |
| 04/24/2013 | CN103063375A On-line testing method for studying fuel cell stack assembly force and sealing |
| 04/24/2013 | CN103063374A Sealing performance tester with temperature compensation function and sealing performance testing method |
| 04/24/2013 | CN103063373A Leak detector of capsule for transformer oil conservator |
| 04/24/2013 | CN103063372A Axle housing automatic leakage testing device |
| 04/24/2013 | CN103063371A Intensive tube bundle weld detection device and detection method |
| 04/24/2013 | CN103063370A Device for detecting gas exhaust pipeline of burning tank of laboratory |
| 04/24/2013 | CN103063369A Dynamic measurement device of oil leakage of turbocharger and measurement method thereof |
| 04/24/2013 | CN103063368A Monitoring system of sulfur hexafluoride (SF6) gas leakage |
| 04/24/2013 | CN103063367A Waterproof display device and water inflow monitoring method thereof |
| 04/24/2013 | CN103063366A Choke plug fixture for guide tube sealing test |
| 04/24/2013 | CN103063204A Sealing method of control moment gyroscope inner frame |
| 04/24/2013 | CN103062143A Hydraulic control system and hydrostatic testing steel pipe machine oil-water balance system |
| 04/24/2013 | CN102494952B Drainage method for high-fall heavy-caliber oil-gas pipeline after pressure testing |
| 04/24/2013 | CN102288369B Double-station airtightness tester |
| 04/24/2013 | CN102182935B Sonar detecting and positioning method and system for underwater oil delivery pipeline leakage |
| 04/24/2013 | CN102162764B Leakage test device for paper bowl |
| 04/18/2013 | WO2013054217A1 Pressure based gas leak testing |
| 04/18/2013 | WO2013053059A1 Leak detector for use with flanged waste water drain pipe |