Patents for G01M 3 - Investigating fluid tightness of structures (22,573)
02/2001
02/15/2001WO1999056102A8 Leak detecting device for detecting a leak in a container
02/15/2001DE10024478A1 Process for determining a leak in a pipe comprises applying a first insulating layer, a conducting layer and a second insulating layer on the inner wall of a pipe, and measuring the resistance
02/14/2001EP1075647A2 A leakage detector, a latching solenoid, a flow meter, and a liquid dispensing apparatus including same
02/14/2001EP0734511B1 Leakage detection
02/13/2001US6188376 System for displaying the value of a signal
02/13/2001US6186162 Leak detection and shut-off apparatus
02/13/2001US6185987 Method for tightness testing of closed containers, test chamber, test system, and tester therefor
02/13/2001US6185986 Line break detecting method for pressurized fluid pumping systems
02/10/2001CA2279879A1 Method and apparatus for tracking the flow of liquids in a gas pipe
02/08/2001WO2001009583A1 Method and device for controlling the sealed condition of packages whereof at least one part is heat sealed
02/07/2001EP1074829A1 Method for detecting mass transfer and/or checking sealing in storage and/or fluid transport facilities
02/07/2001EP1073889A1 Leak detecting device for detecting a leak in a container
02/06/2001US6183663 Leak detection dye delivery system
02/06/2001US6182507 Mechanical water sensor
02/06/2001US6182502 Diagnostic module for testing the tightness of a container
02/06/2001US6182501 Leak test method and apparatus
02/06/2001CA2211600C Apparatus for and method of testing leakage of hollow member
02/01/2001WO2001007887A1 Foil leak detection chamber
02/01/2001WO2001007886A1 Method and device for controlling leak tightness of fuel elements
02/01/2001DE19935293A1 Folienlecksuchkammer Foil leak detection chamber
02/01/2001DE19926372A1 Recognizing leakages in membranes for liquid media comprises providing membrane with swelling fleece which combines electrically conducting conductors or separates them under action of liquid
01/2001
01/31/2001EP1071936A1 Pipe testing apparatus
01/31/2001CN2417090Y Apparatus for detecting leakage
01/30/2001US6178809 Leak detection in heating, ventilating, refrigeration, and air conditioning systems utilizing adsorptive materials
01/23/2001US6177678 Method and apparatus for leak detection and non-destructive testing
01/23/2001US6176248 Submerged hydraulic value actuator with leak protection
01/18/2001WO2001004596A2 Flood control device
01/18/2001DE19930536A1 Vorrichtung zur Messung von Dosenfalzen Device for measuring Dosenfalzen
01/17/2001EP1068502A1 Methods and apparatus for monitoring water process equipment
01/16/2001US6175310 Leak detection tape
01/16/2001CA2173794C Apparatus and method for testing for valve leaks by differential signature methods
01/11/2001WO2001002825A1 Aerosol container testing apparatus
01/10/2001EP0740782B1 Tank leakage detection with two gas filled compartments
01/10/2001CN1279638A Pressurized fluid-containing airbag inflator
01/09/2001US6171025 Method for pipeline leak detection
01/09/2001US6170798 Fluid detection and shutoff actuation apparatus retrofitable on fluid shutoff valve
01/09/2001US6170541 Leak detection dye introduction system and method
01/09/2001US6170509 Safety valve system
01/09/2001US6170320 Method of introducing an additive into a fluid system, especially useful for leak detection, as well as an apparatus for leak detection and a composition useful for leak detection
01/09/2001US6170319 Methods and apparatus for monitoring water process equipment
01/04/2001WO2001001432A1 Gas valve safety device
01/04/2001WO2001001102A1 Method and apparatus for detecting leaks in a container
01/04/2001WO2001001101A1 Leak testing device
01/04/2001DE19929890A1 Vacuum container testing involves measuring and evaluating reaction of container to external vibration stimulation by comparing stimulating oscillation with container reaction
01/04/2001CA2395346A1 Leak testing device
01/04/2001CA2377885A1 Gas valve safety device
01/03/2001EP1065673A2 Measuring cable and plane seal with a plurality of measuring cables arranged on one or both sides
01/03/2001EP1064529A1 Method and device for checking the tightness of air evacuated packing containers
01/03/2001CN1278910A Thermally activated calibration system for chemical sensors
01/02/2001US6167751 Leak analysis
01/02/2001US6167750 Container tightness test
01/02/2001US6167749 Method and apparatus for automatically detecting gas leak, and recording medium for leak detection
01/02/2001US6167748 Capacitively readout multi-element sensor array with common-mode cancellation
12/2000
12/28/2000WO2000079425A1 Correlation analysis in the phase domain
12/28/2000WO2000079424A1 Correlation analysis in the phase domain
12/28/2000WO2000079235A1 Water detection and source identification methods for structures using electromagnetic radiation spectroscopy
12/28/2000WO2000079234A1 Methods for monitoring wear in seat materials of valves
12/28/2000CA2375530A1 Water detection and source identification methods for structures using electromagnetic radiation spectroscopy
12/28/2000CA2375520A1 Methods for monitoring wear in seat materials of valves
12/28/2000CA2375401A1 Correlation analysis in the phase domain
12/27/2000EP1062486A1 Portable light source and system for use in leak detection
12/26/2000US6164348 Method and arrangement for introducing fluorescent dye into a system to be leak tested
12/26/2000US6164319 Automatic shut-off device for a pipe
12/26/2000US6164122 System and method including multiple test chambers for automated testing for holes in prophylactic device
12/26/2000US6164121 Oil seal orientation detection
12/26/2000US6164116 Gas module valve automated test fixture
12/21/2000WO2000077587A1 Annular fluid manipulation in lined tubular systems to enhance component mechanical properties and flow integrity
12/21/2000DE19927117A1 Measuring device for detecting leakage from hydraulic components has pressure senor for measuring pressure in piston and displacement sensor for piston rod path
12/21/2000DE19925508A1 Leak detection unit for membrane leaks, comprises an electrical conductor over at least one membrane, and a conductivity measurement unit.
12/21/2000DE19924560C1 Pipeline leak detection and location, comprises use of electrically-pulsed parallel wire and permeable collection line with carrier flow, to detect bursts of electrolytically-released substance
12/20/2000EP1060006A1 Method for controlling the integrity of hollow fibre filtering modules
12/19/2000US6162349 Electrolysis
12/19/2000US6161563 Plumbing tool
12/14/2000WO2000075620A1 Adaptor for gas leakage testing
12/14/2000WO2000075619A1 Apparatus and method for testing an impervious surface
12/13/2000EP1058953A1 Seal testable electric contact array
12/13/2000EP0803055B1 Photoacoustic tightness check with controlled laser
12/13/2000CN2410631Y Leak detector for liquid storage groove
12/07/2000WO2000074071A1 Method and device for examining the fuel elements of a nuclear reactor
12/07/2000WO2000074070A1 Method and device for testing nuclear reactor fuel elements
12/07/2000WO2000073761A1 Portable apparatus and method for tracing a gas leak
12/07/2000WO2000073760A2 Method and apparatus for leak testing closed containers
12/07/2000DE19921556A1 Verfahren zur Ortung von Undichtigkeitsstellen auf Flachdächern oder dgl. Method for locating leak points on flat roofs or the like.
12/06/2000EP1057619A1 Flaw detector for package closures
12/06/2000EP1057515A1 Process and device for in-place determination of the filtration efficiency of a filter device
12/06/2000CN2409508Y Sealing measurer for air valve of IC engine
12/05/2000US6155292 Method and a synthetic danger predicting and disaster preventing monitor system in which pipelines laid under the ground or through a structure are employed in their entirety for a synthetic danger predicting alarm sensor
12/05/2000US6155066 Injector, methods for using injector, and kit
11/2000
11/30/2000WO2000071948A1 Multiple-dose, flush-through injector
11/30/2000DE19924369A1 Testing leak tightness of sensor containing oscillating component by forming quotient of deflection amplitudes, gradient of phase curve or rise time of sensor output signal
11/30/2000DE19818712C2 Leckagemessgerät Leakage Meter
11/29/2000CN1275197A Computerized dispenser tester
11/28/2000US6154307 Method and apparatus to diffract multiple beams
11/22/2000CN1273931A Controller for testing integrity of tearing-opening sealing appts.
11/21/2000US6148929 Feeler rod for water mains
11/21/2000US6148854 System for leak detection from underground and aboveground fuel storage tanks
11/16/2000DE19950630A1 Method and device for testing consistency in pipelines and raceway pipe work detects exact amounts of water loss and pressure loss in air pressure testing.
11/16/2000DE19930545C1 Measurement cable especially for monitoring flat seals e.g. fluid permeable concrete or plastic sealing rails
11/16/2000DE19914658A1 Detection and locating of leaks of conducting liquids, especially water, in flat sealing surfaces, e.g. flat roofs, by use of a resistive layer behind the sealing layer and a mesh type connection of conductors with ammeters
11/15/2000EP1052493A2 Container seal inspection method