| Patents for F17D 5 - Protection or supervision of installations (3,893) |
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| 09/24/2008 | CN101270850A Swinging type liquid leakage control recoverer |
| 09/18/2008 | DE102007010908A1 Water damage protection device for e.g. washing machine, has common actuator connected with closure element over mechanical coupling element, where common actuator closes and opens closure element |
| 09/17/2008 | CN101266024A Distributed optical fibre oil gas conveying pipeline early early-warning system based on polarization detection |
| 09/10/2008 | CN101261246A Pipeline crack far-field vortex checking method |
| 09/10/2008 | CN101261141A Broad domain all-optical fiber disturbance sensing network system self-adapting disturbance signal processing recognition device |
| 09/10/2008 | CN101260976A Pipeline leakage checking system |
| 09/10/2008 | CN101260975A High pressure leak-proof explosion-proof gas pressure regulator |
| 09/10/2008 | CN101260948A Gas automatic explosion-proof safety device |
| 09/03/2008 | CN101256173A Helical soldering seam manual checking machine |
| 09/03/2008 | CN101256095A Pipe safety prewarning monitoring system |
| 09/03/2008 | CN101255952A Test system for monitoring pipe leakage and early warning safety |
| 09/03/2008 | CN101255951A Method for improving oil gas pipe leakage and performance of instruction testing distributed optical fibre sensor |
| 09/03/2008 | CN101255950A Intelligent warning system for computation and pipe monitoring of oil transportation collection and transmission system |
| 09/03/2008 | CN101255949A Excess voltage protector for high sensitivity drainer |
| 09/03/2008 | CN100416157C Antitheft monitoring device of oil gas transfer pipe line |
| 08/28/2008 | WO2008103169A1 Valve leakby diagnostics |
| 08/28/2008 | US20080208532 Embedded system for diagnostics and prognostics of conduits |
| 08/27/2008 | CN101251392A Optical circuit apparatus for detecting destabilization of complete optical fiber wind-field vibrating sensing network system |
| 08/27/2008 | CN101249818A Anti-leakage automatic alarm device for automobile hydraulic system |
| 08/21/2008 | WO2008098376A1 Vibration based damage detection system |
| 08/21/2008 | CA2678040A1 Vibration based damage detection system |
| 08/20/2008 | EP1496736A4 Remotely controlled water line shut off system |
| 08/20/2008 | CN201103796Y Multifunctional oxyhydrogen fuel fire-proof device |
| 08/20/2008 | CN101246467A Leakage locating method combining self-adapting threshold value leak detection and multi-dimension fast delay time search |
| 08/20/2008 | CN101246025A Wide-field full-optical fiber perturbance locating signal time gain control device |
| 08/20/2008 | CN101245899A Signal detection device in full optical fiber perturbation sensing and fixing network system |
| 08/15/2008 | CA2621580A1 Serviceable double block and bleed valve |
| 08/14/2008 | WO2008096095A1 Valve assembly |
| 08/14/2008 | WO2008095583A1 Method for the production of a collecting line for detecting and locating an agent discharging into the environment of the collecting line in case of leakage, and collecting line produced by means of this method |
| 08/14/2008 | CA2665814A1 Method for the production of a collecting line for detecting and locating an agent discharging into the environment of the collecting line in case of leakage |
| 08/13/2008 | CN101240876A Pipeline intrusion source positioning method |
| 08/13/2008 | CN101240875A Pipeline safety early warning system |
| 08/13/2008 | CN101240874A Oil pipeline leakage detection device based on initiative acoustic emission principle and method thereof |
| 08/13/2008 | CN101240872A Gas supply pipeline and purifier replacing method |
| 08/07/2008 | DE102007024032B3 Sensing wire for detecting moisture penetration into thermal isolation of pipeline in long-distance heating distributed network, has casing coated with hydrophilic material which is wet from water and is better adhered on casing |
| 08/06/2008 | CN201097213Y A control device for out-pipe creeper |
| 07/31/2008 | WO2008033320A3 A process for mapping a piping system |
| 07/30/2008 | CN201093183Y Water sealing type fire retardant blowout device |
| 07/30/2008 | CN101230953A Pipeline leakage detecting system and pipeline leakage detecting system with remote monitoring |
| 07/23/2008 | CN101225929A Method for thawing electric heating type water tube |
| 07/23/2008 | CN100404948C Method of detecting corrosion state of metal pipe line through insulating layer/cladding layer |
| 07/22/2008 | US7403839 Water shut-off system |
| 07/17/2008 | CA2756050A1 Apparatus for welhead high integrity protection system |
| 07/16/2008 | CN101221097A Simulation method and device for detecting lateral stability of directly laid pipes on sea floor |
| 07/16/2008 | CN100402156C Self-modulating inert gas gire suppression system |
| 07/09/2008 | CN201083323Y Combustible gas explosion-proof device |
| 07/09/2008 | CN201083322Y Pipeline hydraulic damping device |
| 07/09/2008 | CN101216149A Optical fiber distributed type monitoring method for long-distance conduit wiring safe monitoring and its device |
| 07/09/2008 | CN101216148A Coal gas explosion-proof rapid purging device |
| 07/08/2008 | US7398193 Method of offering wall-thickness thinning prediction information, and computer-readable recording medium storing wall-thickness thinning prediction program, and method of planning piping work plan |
| 07/08/2008 | CA2434039C Device for leakage detection and leakage location |
| 07/02/2008 | EP1194822B8 Annular fluid manipulation in lined tubular systems to enhance component mechanical properties and flow integrity |
| 07/02/2008 | CN100398903C Remote controllable large valve system |
| 06/26/2008 | WO2008074161A1 Linear structure inspection apparatus and method |
| 06/26/2008 | WO2008074090A1 A multiple valve assembly for reducing water loss from a leak |
| 06/26/2008 | CA2673416A1 A multiple valve assembly for reducing water loss from a leak |
| 06/25/2008 | CN201078576Y Anti-breakage coal gas blocking-up apparatus |
| 06/25/2008 | CN201078575Y Safety valve for gas automatic closing |
| 06/25/2008 | CN101206152A Method for measuring high resistant static pressure dynamic pressure |
| 06/25/2008 | CN101206010A Pipe jar destruction positioning system based on sound wave synergic detection and positioning method thereof |
| 06/25/2008 | CN100397329C System and method for providing rich minimized applications |
| 06/24/2008 | US7390024 All-Purpose Pressure Test Kit |
| 06/24/2008 | US7389706 Method to detect and characterize contaminants in pipes and ducts with interactive tracers |
| 06/21/2008 | CA2757488A1 Linear structure inspection apparatus and method |
| 06/18/2008 | CN201074732Y Gas pipeline water trap for preventing gas leakage |
| 06/18/2008 | CN101199427A IMCT and supersonic detecting based on it |
| 06/11/2008 | CN201072028Y Gas delivery control valve |
| 06/11/2008 | CN101196872A Leakage detecting and locating method based on pressure and sound wave information amalgamation |
| 06/11/2008 | CN101196274A Petroleum products pipeline leakage control recycling device |
| 06/11/2008 | CN101196273A Petroleum products pipeline leakage control device |
| 06/11/2008 | CN100394099C Pipeline leakage signal sensing device |
| 06/05/2008 | DE102006056550A1 Air line's e.g. exhaust air line, leakage test device, has auxiliary flow line attached to mass flow sensor parallel to pipeline section between compressor and connection tube, where connection tube has adjustable outlet cross-section |
| 06/04/2008 | CN201069440Y A comparison tester for ultrasonic wave screw thread |
| 06/04/2008 | CN201069051Y Pipeline overvoltage protective device |
| 06/03/2008 | US7381454 Tubular product |
| 06/03/2008 | CA2485354C A resilient seal |
| 06/03/2008 | CA2313757C Method and apparatus for determining location of characteristics of a pipeline |
| 05/29/2008 | WO2008062089A1 Valve for automatic cutting off of the water and gas supply to prevent leaks during periods of absence |
| 05/28/2008 | CN201065982Y Outdoor drive type gas inlet valve |
| 05/21/2008 | EP1194822B1 Annular fluid manipulation in lined tubular systems to enhance component mechanical properties and flow integrity |
| 05/21/2008 | CN101183249A Gas pipe network accidents early warning method |
| 05/21/2008 | CN101182902A Governor running status early-warning system |
| 05/21/2008 | CA2569068A1 Oil entrapment and containment channel for above ground pipelines and piping |
| 05/15/2008 | DE102006053202A1 Leitungsanordnung zum Transport einer Flüssigkeit, insbesondere Erdöl Conduit means for transporting a fluid, in particular oil |
| 05/14/2008 | CN101178153A Locating method and system for city gas pipeline leakage test |
| 05/14/2008 | CN100387900C Wireless gas protector |
| 05/14/2008 | CN100387899C Gas transmitter operation control method and gas transmitter thereof |
| 05/07/2008 | CN201057368Y Leakage explosion-proof device for gas pipe |
| 05/07/2008 | CN201057367Y Constant pressure device of automatic start and stop pipe system |
| 05/07/2008 | CN100386561C Control method for leakage of finished oil pipeline |
| 04/30/2008 | CN201053575Y Gas leakage prevention device |
| 04/30/2008 | CN201053574Y Pipeline leakage alarming device |
| 04/30/2008 | CN201053573Y Pipe inside intelligent detector device |
| 04/30/2008 | CN101169225A Long conveyance pipe defect positioning method and positioning system |
| 04/23/2008 | CN201051084Y A tube welding gas detection device |
| 04/23/2008 | CN201050692Y Pipe crack leakage automatic alarming device |
| 04/23/2008 | CN201050691Y Pipeline pressure alarmer |
| 04/23/2008 | CN101165388A Leakage-detecting tool for gas supply system and its method |
| 04/17/2008 | WO2008046042A1 Water conservation safety shut-off valve |
| 04/17/2008 | DE102006000220A1 Verfahren zur Leckerkennung an Rohrleitungen Method for leak detection in pipelines |