| Patents for F17D 5 - Protection or supervision of installations (3,893) |
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| 05/26/2010 | CN201487557U Air pressure device with safety decompression function |
| 05/26/2010 | CN201487555U Switching-off and pressure-regulating integrated gas pressure regulator |
| 05/26/2010 | CN201487554U Cutting-off pressure-regulating integrated gas pressure regulator |
| 05/26/2010 | CN201487551U Chlorine gas safe feeding metering box |
| 05/26/2010 | CN201482026U Hydrogen flashback arrestor |
| 05/26/2010 | CN101713493A Positioning device and positioning system for in-pipeline detection device |
| 05/26/2010 | CN101713492A Mobile device of inner-pipeline detection device as well as launching and receiving method |
| 05/25/2010 | CA2538550C Pressure release valve for a pressure switch housing |
| 05/19/2010 | CN201475653U A remote monitoring device combining anti-theft prewarning and cathodic protection for pipeline |
| 05/19/2010 | CN201475652U Pressure-bearing pipeline online video monitoring device |
| 05/19/2010 | CN201475651U Gas comprehensive safety control device |
| 05/19/2010 | CN101709830A Safe protection device of sealed pipeline of volatile toxic liquid |
| 05/18/2010 | US7716967 Leak detector sleeve |
| 05/14/2010 | CA2853842A1 Method and apparatus for simulating electrical characteristics of a coated segment of a pipeline |
| 05/12/2010 | EP2184829A2 Automatic lightning protection valve for water supply system and method of providing lightning protection |
| 05/12/2010 | EP2183536A1 Method for monitoring a smoke duct connecting a carbonated block baking furnace to a smoke processing centre |
| 05/12/2010 | CN201463863U Calipers for accurately positioning fault position |
| 05/12/2010 | CN201462414U Collecting device for leaked oil of connecting flange of gas conduit |
| 05/12/2010 | CN201462413U Power pipeline anti-whip device |
| 05/12/2010 | CN201462410U Coal gas draining and water sealing device used for high pressure coal gas pipe network |
| 05/12/2010 | CN201454404U Pipeline anti-blocking device |
| 05/12/2010 | CN101706039A Method for monitoring pressure pipeline leakage acoustic emission in nuclear power plant and monitoring system thereof |
| 05/12/2010 | CN101392870B Determining and protecting method for influence of extra-high voltage AC pipeline on petroleum and nature gas pipeline |
| 05/11/2010 | CA2378220C Diagnostics system for tracing leaks from a gas-supply system and for checking operation of the valves forming part of said system |
| 04/29/2010 | CA2740868A1 Improved double block and bleed plug |
| 04/28/2010 | CN201443685U Light-projecting type observation window |
| 04/28/2010 | CN201443684U Electromagnetic wax control automatic control device of oil pipe line |
| 04/28/2010 | CN201443640U Water leakage emergency automatic shutoff valve |
| 04/27/2010 | US7703331 Instrumented tabular device for transporting a pressurized fluid |
| 04/22/2010 | WO2010008531A3 Remote gas line shut-off valve |
| 04/21/2010 | CN201439867U Opener of online monitoring probe |
| 04/21/2010 | CN101696768A Station-service online detection method for detecting in-service oil well pipe by portable electromagnetic detection device |
| 04/21/2010 | CN101696767A Station-service online detector for detecting in-service oil well pipes by portable dipping coil primary means |
| 04/21/2010 | CN101603602B Intelligent disconnecting valve and working method thereof |
| 04/21/2010 | CN101294860B Quality detecting method for inner lining old pipe |
| 04/15/2010 | WO2010018337A3 Device and method for monitoring the thickness of a thermally insulated ferritic stainless steel pipe by remote measurement |
| 04/14/2010 | CN101694265A Real-time concentration calibration method of leakage detecting laser radar for on-board natural gas pipeline |
| 04/07/2010 | CN101692301A Method for transmitting very low frequency signal of oil-vapor pipe magnet leakage detector |
| 03/31/2010 | CN201434210Y Oil-theft/leakage preventing early warning system for oil pipeline |
| 03/31/2010 | CN201434209Y Remote material flow stopping device |
| 03/31/2010 | CN101684894A Method and device for monitoring pipeline leakage |
| 03/31/2010 | CN101684893A Pipeline safety pre-warning system combining sound vibration and electromagnetic waves |
| 03/31/2010 | CN101684892A Signal transmission device for pipeline detection, pipeline detection device and method |
| 03/31/2010 | CN101684891A Stress wave and optical fiber sensing compound pipeline safety pre-warning system |
| 03/26/2010 | CA2680717A1 Systems and methods for protecting subterranean structures |
| 03/17/2010 | CN201425110Y Safety device for anti-arch groove welded rupture disc |
| 03/17/2010 | CN101672429A Petroleum pipeline detecting system |
| 03/17/2010 | CN101672428A Gas cutting-off machine |
| 03/10/2010 | CN201420953Y Anti-squash optical fiber anti-theft warning tape |
| 03/10/2010 | CA2639766A1 Locking mechanism for home heating fuel oil fill port |
| 03/04/2010 | WO2009154367A3 Automatic gas shut-off device |
| 03/03/2010 | CN201416750Y Leakage positioning and alarming system for gas pipe network |
| 03/03/2010 | CN101660663A Water pressure remote monitoring management system of fire-fighting water supply network |
| 02/25/2010 | DE202009015804U1 Vorrichtung zur Überwachung von Behältern auf Leckage Device for monitoring containers for leaks |
| 02/24/2010 | CN101655183A Land marking method and land making system of pipe interior detector |
| 02/24/2010 | CN100591976C Piping structure having leak detection function and leak detector |
| 02/18/2010 | WO2010018337A2 Device and method for monitoring the thickness of a thermally insulated ferritic stainless steel pipe by remote measurement |
| 02/18/2010 | WO2010018248A1 Protection against leaks in water-distribution systems |
| 02/17/2010 | CN201407489Y Liquid leakage alarming and positioning device of pipeline |
| 02/10/2010 | CN201401641Y Handheld intelligent data logger |
| 02/10/2010 | CN201401640Y Pipeline observation hole for flow measuring device |
| 02/03/2010 | CN201397522Y Oil field inspection device capable of sending messages to alarm |
| 02/03/2010 | CN201397521Y Oil field oil pipeline inspection device |
| 02/03/2010 | CN101639160A Method for detecting mark signals in pipeline |
| 02/03/2010 | CN101639159A Method for monitoring tube-cleaning state |
| 02/03/2010 | CN101639158A Device for monitoring tube-cleaning state |
| 01/28/2010 | WO2010011431A2 System and method for assessing fluid dynamics |
| 01/28/2010 | WO2010010384A1 Monitoring of the structural condition of pipes |
| 01/28/2010 | CA2730134A1 System and method for assessing fluid dynamics |
| 01/27/2010 | CN201391691Y Sealed pipeline joint with digital interface |
| 01/27/2010 | CN101636614A A multiple valve assembly for reducing water loss from a leak |
| 01/27/2010 | CN101634398A Method for analyzing cartridge igniter of city integrated pipe network in three-dimensional visual environment |
| 01/21/2010 | WO2010008531A2 Remote gas line shut-off valve |
| 01/21/2010 | DE102008048748B3 Method for detecting and locating leakages in region of e.g. water supply network, involves isolating location of leakages based on leakage information for regions, where location lies in intersection of regions |
| 01/21/2010 | DE102008048747B3 Method for leakage recognition in area of supply network, and for infrastructure network for transporting fluid or gas or long-distance heating network, involves determining computer forecast value of total consumption quantity |
| 01/21/2010 | DE102008039563B3 Method for detecting drift and minimal leakage of e.g. fluid, for internal combustion engine of motor vehicle, involves determining flow rates of fluid, where determination of rates takes place by fluid level measurement over time period |
| 01/20/2010 | CN201386912Y Water-leakage alarm |
| 01/20/2010 | CN201386910Y Slurry conveying and cleaning system |
| 01/20/2010 | CN201386908Y Safety gas pipeline used in permalloy production |
| 01/20/2010 | CN101629675A Indoor gas leakage protecting method and indoor gas leakage protecting device |
| 01/20/2010 | CN100582679C Broad domain all-optical fiber disturbance sensing network system self-adapting disturbance signal processing recognition device |
| 01/13/2010 | EP2142840A1 Pipeline for transport of gas |
| 01/13/2010 | CN201383199Y Multifunctional negative-pressure safety protecting alarm of methane generating device |
| 01/13/2010 | CN201382264Y Data collection device of gas pipe network |
| 01/13/2010 | CN201382262Y Oil gas anti-theft system for oil field transmission pipeline |
| 01/13/2010 | CN101625071A Method for measuring and locating leakage of gas pipelines |
| 01/06/2010 | CN101619807A System and method for monitoring airborne natural gas line leakage |
| 01/06/2010 | CN101619806A Novel overpressure protector for coal gas drainer |
| 12/30/2009 | WO2009155708A1 Apparatus and method to locate an object in a pipeline |
| 12/30/2009 | CN201373244Y Novel water leakage-proof device |
| 12/30/2009 | CN201373243Y Intelligent inspection machine of oil and gas pipeline leakage |
| 12/30/2009 | CN201373242Y Pressure measuring device for conveying pipeline of concrete conveying pump |
| 12/30/2009 | CN101614322A Indicator for indicating underground embedded object |
| 12/30/2009 | CA2728818A1 Apparatus and method to locate an object in a pipeline |
| 12/24/2009 | DE102007005693B4 Verfahren zum Herstellen einer Sammelleitung zur Erkennung und Ortung eines bei einer Leckage in die Umgebung der Sammelleitung austretenden Stoffes A method for manufacturing a manifold for the detection and location of an outgoing event of a leak in the vicinity of the manifold substance |
| 12/23/2009 | WO2009154367A2 Automatic gas shut-off device |
| 12/23/2009 | CN201368337Y Duct leak detector |
| 12/23/2009 | CN101608738A Method of manufacturing an inflator |
| 12/23/2009 | CN101608737A Detection device and detection method thereof |
| 12/23/2009 | CN101608734A Reagent dispensing apparatus and delivery method |