| Patents for F17D 5 - Protection or supervision of installations (3,893) |
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| 03/04/2009 | CN101377268A Explosion-proof film apparatus for ceramic tile production line |
| 02/24/2009 | CA2329498C Method of applying liquid fluorescent dyes to the internal parts of air conditioning or refrigeration systems |
| 02/19/2009 | WO2009022148A1 Method and apparatus for operating a pipeline |
| 02/18/2009 | CN100462884C Crawling intelligent controller in submarine pipeline |
| 02/12/2009 | DE102007037118A1 Concentrated transport medium discharge sequence reducing arrangement for transportation of liquid and gas i.e. carbon dioxide, is equipped with pipeline and ensures low hazard to persons, animals and devices by reducing discharge rate |
| 02/12/2009 | DE102006028942B4 Pipelinesystem und Verfahren zum Betrieb eines Pipelinesystems Pipeline system and method for operating a pipeline system |
| 02/11/2009 | CN101364452A Nuclear power steam generator pipe detection robot |
| 02/11/2009 | CN101363574A Passive shuttle type device for preventing water hammer and thrash |
| 02/10/2009 | CA2547177C Shutoff valve system with leak detector |
| 02/04/2009 | CN201191221Y Disturbance signal determination module of distributed optical fiber vibration sensor system |
| 02/04/2009 | CN201190899Y Low-temperature medium blocking machine |
| 02/04/2009 | CN101358827A TEM detecting method for pipe wall thickness and intelligent detector for GBH pipe corrosion |
| 02/04/2009 | CN101358689A Pipe detection device |
| 02/04/2009 | CN101358688A Magnetic leakage detector out of diameter-variable pipe driven by DC generator |
| 02/04/2009 | CN101358687A Gas safety conveying method |
| 02/04/2009 | CN100458437C Supersonic guide-wave time reversion detection apparatus and method for defect of pipeline |
| 01/29/2009 | WO2009012563A1 Inflatable fluid conduit plug |
| 01/29/2009 | DE102007034952A1 Concentrated transport medium discharge consequence reducing arrangement for transport of carbon dioxide, limits locally escaped mass flows and quickly reduces negative effects in surroundings of discharge areas |
| 01/28/2009 | CN201187687Y Water testing apparatus of water pipeline |
| 01/28/2009 | CN201187686Y Apparatus for automatically discharging gas of gasification station |
| 01/28/2009 | CN101354111A Intelligent automatic manager of pipe coal gas |
| 01/28/2009 | CN101354110A Intelligent coal gas leakage alarming and cutting system |
| 01/26/2009 | CA2718637A1 Inflatable fluid conduit plug |
| 01/21/2009 | CN201184499Y Oil gas pipe leakage monitoring device |
| 01/21/2009 | CN201184427Y LNG automatic leakage-proof valve and valve set |
| 01/21/2009 | CN101349604A Apparatus and method for testing and monitoring pipe real time pressure |
| 01/21/2009 | CN101349382A Pipeline transportation anti-theft early warning method and system |
| 01/21/2009 | CN100453890C Automatic alarming and processing device for breakage of underground water transportation pipeline for frequency conversion constant-pressure secondary water supply |
| 01/15/2009 | WO2009007670A1 Inspection method |
| 01/15/2009 | WO2009007613A1 Method for monitoring a smoke duct connecting a carbonated block baking furnace to a smoke processing centre |
| 01/15/2009 | CA2692307A1 Method for monitoring a smoke duct connecting a carbonated block baking furnace to a smoke processing centre |
| 01/14/2009 | EP2012989A1 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 |
| 01/14/2009 | CN201180909Y Induction belt of oil pipeline for preventing drilling and stealing oil |
| 01/14/2009 | CN201180908Y On-line fast leak detection system for gas valve |
| 01/14/2009 | CN201180830Y Self-closing valve for household pipe gas ultra-underpressure, micro-leakage and falling of hose |
| 01/14/2009 | CN101344217A Apparatus and method for measuring earth induction current and pipe-to-soil potential of buried pipe |
| 01/14/2009 | CN101344216A Explosion-proof equipment |
| 01/14/2009 | CN101344215A Pipeline unwinding device |
| 01/14/2009 | CN100451442C Chaos analysis and micro-processor based conduit pipe micro-leakage diagnosing method and device |
| 01/08/2009 | US20090007968 Pipe network, with a hierarchical structure, for supplying water or gas and/or for removing industrial water, process for detecting a leak in such a pipe network and process for determining, with the aid of a computer, the operating life theoretically remaining for a renewable power source for at least one flowmeter in such a pipe network |
| 01/07/2009 | CN201177166Y High pressure leak-proof explosion-proof gas pressure regulator |
| 01/07/2009 | CN201177165Y Gas leak-proof safety device capable of safely resetting |
| 01/07/2009 | CN201177164Y Device for improving semiconductor monocrystalline silicon grinding silicon chip parallelism |
| 01/07/2009 | CN201177163Y Pipeline leak detection device |
| 01/07/2009 | CN201177162Y Gas automatic explosion-proof safety device |
| 01/07/2009 | CN100449199C Safety early warning system for monitoring corrosion, leakage of pipeline on active service, and control method |
| 01/06/2009 | CA2388832C Method and apparatus for reducing operating and maintenance costs and emissions in a chemical and/or fluid injection system |
| 12/31/2008 | CN201173390Y Limit type signal processing and recognition module for distributed optical fibre disturbance sensing system |
| 12/31/2008 | CN101334351A Pipeline leakage detector probe electric cable connection circuit |
| 12/31/2008 | CN101334331A Distributed type optical fibre pipeline safe early-warning system based on phase interference |
| 12/24/2008 | DE102007025917A1 Verfahren und Vorrichtung zur Überprüfung der Umhüllung einer Rohrleitung während des Einzugs in ein mit Flüssigkeit gefülltes Bohrloch Method and apparatus for checking the serving of a pipeline during feeding in a fluid-filled borehole |
| 12/24/2008 | CN201170443Y Auxiliary device for on-line monitoring corrosion of heavy pressure pipeline |
| 12/24/2008 | CN101329012A Leakage detector |
| 12/21/2008 | CA2634739A1 Monitoring of leakage in wastewater force mains and other pipes carrying fluid under pressure |
| 12/17/2008 | EP2002172A2 Method and device for determining a gas leak |
| 12/17/2008 | CN201166263Y Full optical fiber destabilization sensing weak signal detection module |
| 12/17/2008 | CN201166262Y Pipe leakage detector |
| 12/17/2008 | CN201166261Y Optical fiber probe for detecting transparent liquid cutoff |
| 12/11/2008 | WO2008148949A2 Method for optimising the location precision of a device moving in a hollow structure |
| 12/10/2008 | CN201162952Y Over-pressure protector for drainage |
| 12/10/2008 | CN201162949Y Over-pressure protector of high sensitivity drainer |
| 12/03/2008 | EP1996768A1 Water mains system with monitoring of addition of branches, system and method therefor |
| 12/03/2008 | CN101315149A Automatic leak-proof control device for combustible gas |
| 12/03/2008 | CN101315148A Pipe video double-display detection system |
| 11/30/2008 | CA2631285A1 Water leakage and fault sensing system |
| 11/26/2008 | CN201155662Y Coal gas explosion-proof rapid purging device |
| 11/20/2008 | US20080283129 Water Supply Shutoff Device |
| 11/20/2008 | DE102007023454A1 Sub-channel pressure testing device, has carrier pipe carrying sealing units supported at driving parts by pivot bearing and guiding device firmly connected with carrier pipe, where sealing units act against inner wall of main channel |
| 11/19/2008 | CN201152458Y Urban gas pipeline leakage detection and positioning system |
| 11/19/2008 | CN201152457Y Coal gas rapid purging safety device |
| 11/18/2008 | CA2297527C Temperature compensation for automated leak detection |
| 11/12/2008 | CN101301515A Extinguishment method of fire-fighting truck with movable nitrogen making machine group and equipment thereof |
| 11/12/2008 | CN100432525C Water ingress detection system |
| 11/06/2008 | WO2008107621A3 Method for determining stress measurement magnitudes for a transportation network and system for implementing same |
| 11/06/2008 | US20080274553 Using gaseous interactive tracer to identify impurities in fluid flow containment system; clearing closed systems which contained chlorinated solvents, petroleum products, radioactive materials, heavy metals or hazardous waste |
| 11/05/2008 | CN201145140Y Gas back-fire prevention device |
| 10/30/2008 | US20080266125 Method for Actively Monitoring Pipelines |
| 10/30/2008 | DE202007008555U1 Schutzkleidung für mindestens eine ölführende Rohrleitung Protective clothing for at least one oil pipeline carrying |
| 10/29/2008 | EP1784602B1 Collector line for leakage monitoring and leakage location |
| 10/29/2008 | CN201141515Y Anti-leakage drainer of gas pipeline |
| 10/29/2008 | CN101294860A Quality detecting method for inner lining old pipe |
| 10/23/2008 | DE102007042160B3 Collecting pipe for monitoring and positioning leakage at attachment, has partial section arranged at distance from end, where permeability of partial section is larger that of another partial section |
| 10/22/2008 | EP1983251A2 Wireless medical gases management system |
| 10/22/2008 | CN101290245A All-sensing interference -type light time domain reflectometer |
| 10/22/2008 | CN101290235A Interference -type light time domain reflectometer |
| 10/15/2008 | CN101285555A System and method for collecting and increasing the pressure of seal leak gas |
| 10/15/2008 | CN100425904C Electronic touring water pipeline leakage inspection |
| 10/09/2008 | WO2008121002A1 Pipeline for transport of gas |
| 10/09/2008 | DE202008006557U1 Vorrichtung zum Ableiten eines ausgetretenen Fluids Means for deriving a leaked fluid |
| 10/08/2008 | CN201129623Y Oil gas pipe radar safe early-warning system |
| 10/08/2008 | CN201129622Y Electrolysis hall compressed air line insulated structure |
| 10/08/2008 | CN101280889A Method for monitoring gas pipeline internal corrosion |
| 10/08/2008 | CN101280888A Indoor gas pipeline leakage protecting method and apparatus |
| 10/01/2008 | CN101275711A Fluid multiple anti-electricity device |
| 10/01/2008 | CN100422629C Pipeline leakage monitor based on sagnac optical fiber interferometer |
| 09/25/2008 | WO2008062205A3 Gas monitoring system |
| 09/25/2008 | DE102008009306A1 Leakage determining and locating method for compressed air line of compressed air system i.e. brake system, of e.g. commercial motor vehicle, involves locating leakage based on delay time measurement of sound of leakage at microphones |
| 09/24/2008 | CN101270853A Gas pipeline leakage remote detection device, method and system based on infrasonic wave |
| 09/24/2008 | CN101270852A Pipeline leak detection device |
| 09/24/2008 | CN101270851A Reflection type liquid leakage control recoverer |