Patents
Sitemap › F17 - Storing or distributing gases or liquids › F17D - Pipe-line systems; Pipe-lines › F17D 3 - Arrangements for supervising or controlling working operations
Patents for F17D 3 - Arrangements for supervising or controlling working operations (4,120)
10/2008
10/22/2008CN201137816Y Intelligent anti-theft anti-pollution pipeline transmission equipment
10/16/2008WO2008122812A2 Tubular mixing apparatus and method
10/16/2008US20080251145 Shower 'N Time
10/15/2008CN201133570Y Gas gathering line drainer for garbage landfill gas
10/15/2008CN201133569Y Unpowered odor adding device
10/15/2008CN201133568Y Helical lobe compressor gas circuit system multifunctional integrated valve
10/15/2008CN201133567Y Natural gas converter
10/15/2008CN201132109Y Natural gas humidifying and vaporizing mixer
10/15/2008CN100425903C Gas discharging apparatus for waste reclaimed land
10/09/2008WO2008121002A1 Pipeline for transport of gas
10/08/2008CN201129621Y Overhead medium-pressure gas pipeline multilevel drainage device
10/08/2008CN201129620Y Steam line drainage device
10/08/2008CN201129619Y Coal gas conveying control device of fire coal gas making boiler
10/08/2008CN201129618Y Compressed-air supplying apparatus
10/08/2008CN101280887A Pipe gas pressure stabilizing regulation system
10/08/2008CN101280885A Method for preventing methyl aldehyde air blocking pipeline as well as methyl aldehyde storing device
10/08/2008CN101280881A Methyl aldehyde storing device
10/08/2008CN100424407C Control apparatus and control method for solar heating in crude oil gathering and transportation
10/02/2008US20080236669 Microfabricated elastomeric valve and pump systmes
10/02/2008US20080236668 Microfluidic Valve
10/01/2008CN201126103Y Gas-liquid squeezing apparatus of seabed oil collecting pipeline
10/01/2008CN201126102Y Portable pressure reducers
10/01/2008CN201126100Y Oil-gas mixed transporting apparatus for processing large strand segment plug flow in petroleum crude concentrated transporting course
10/01/2008CN100422628C Dynamic distributing system for standard gas
09/2008
09/25/2008WO2008115071A1 Method and device for formation and transportation of gas hydrates in hydrocarbon gas and/or condensate pipelines.
09/25/2008CA2684554A1 Method for formation and transportation of gas hydrates in hydrocarbon gas and/or condensate pipelines
09/24/2008CN201121803Y External coal gas water drainer of heat preserving steam pipe
09/24/2008CN201121802Y Coal gas pressure segmenting self-controlled large discharging device
09/24/2008CN201121801Y Combined pressure-segmenting coal gas large discharging device
09/24/2008CN101270849A Gas diverter
09/24/2008CN100420897C Composite differential volume tube metering type quantitatively conveying method and device thereof
09/18/2008US20080223951 Remote control for valve and hose reel system
09/18/2008DE102007013385A1 Gasstromumkehrelement Gas flow reversing element
09/17/2008CN201116655Y Heat conduction oil system device
09/17/2008CN201116654Y Two-way building combustion gas pressure regulating device box
09/17/2008CN101266023A Gas pressure regulator
09/17/2008CN101266022A Gas pressure regulator balance mechanism
09/17/2008CN101266021A Liquid durene conveying and metering mechanism
09/17/2008CN101265982A Integral double flange combined ball needle valve
09/16/2008CA2452969C Gel plugs and pigs for pipeline use
09/16/2008CA2338800C Enhancement of profiled tubular lining systems by channel augmentation
09/03/2008CN201110460Y Biogas dump apparatus
09/03/2008CN101256937A Method and apparatus for controlling gas flow to a processing chamber
09/03/2008CN101256936A Method and apparatus for controlling gas flow to a processing chamber
09/03/2008CN101256935A Method and apparatus for controlling gas flow to a processing chamber
09/03/2008CN101255949A Excess voltage protector for high sensitivity drainer
09/03/2008CN101255948A Gas transmitter
09/03/2008CN101255947A Metered system for automatically capturing fluid flux
09/03/2008CN101255946A Self-balance method and apparatus for natural gas thermal value at pressure regulating station
09/03/2008CN100416233C Measuring method and its device for external leading sampling of pipeline gas flow
08/2008
08/28/2008US20080202749 Aqueous colloids comprising polydiallyldimethylammonium chloride, sodium lauryl sulfate, and laury alcohol for well completion fluids; for subterranean fracturing/drilling; coacervate gels having excellent shear viscosities
08/28/2008US20080202588 Method and apparatus for controlling gas flow to a processing chamber
08/28/2008US20080202586 Automatic wireless liquid/water level controller
08/27/2008CN201107670Y Accurate liquid voltage-stabilizing apparatus
08/27/2008CN201107219Y Bulk cement / fine material on site sampling apparatus
08/21/2008US20080199359 Soil Moisture Sensor
08/21/2008US20080196763 Ammonia vaporization system using non-flue gas intermediate heat transfer medium
08/21/2008CA2678337A1 Reciprocating compressor with inlet booster for cng station and refueling motor vehicles
08/20/2008CN101245898A Integrated fluid pipe device
08/20/2008CN101245897A LNG tank, LNG conveying tool, safety valve and method for setting the same
08/20/2008CN100412435C Fluid supply device and fuel cell system with the same
08/20/2008CA2622062A1 Fluid line coupler with splash shield
08/20/2008CA2621891A1 Fluid line coupler with splash shield
08/19/2008US7413585 Closed pressure-keeping system for liquid hydrogen storage
08/13/2008CN101240873A Oil-mixing isolated system and use method
08/13/2008CN101240872A Gas supply pipeline and purifier replacing method
08/13/2008CN100410580C Peak regulating method of jet set natural gas intelligent peak value regulating device
08/07/2008US20080185046 Subsea pressure systems for fluid recovery
08/06/2008CN201096268Y Flux monitoring -type gas pressure regulating apparatus
08/06/2008CN101235941A Cooling water flow dispenser for accelerators
08/06/2008CN100408932C Fluid controller
07/2008
07/31/2008WO2005007453A3 Catv fire fighting vehicle
07/30/2008CN201093182Y Integral removable primary oil sampler
07/30/2008CN201093181Y Pipeline pressure control apparatus
07/30/2008CN201093180Y Voltage-stabilizing system of gas preprocessing device
07/30/2008CN101230952A Method for calculating natural gas long-distance pipeline put-into-production transposing nitrogen-infusing quantity
07/30/2008CN101230925A Combined break valve by hand/gas
07/29/2008US7405188 Polymeric gel system and compositions for treating keratin substrates containing same
07/24/2008US20080173352 Regulator For the Cooling Air Inflow of a Cooling Grate
07/23/2008EP1216380B1 Method and device for detecting deposit in a conduit
07/23/2008CN101225928A Third class de-watering device of anti-g system
07/23/2008CN101225927A Fluid dispensing apparatus
07/23/2008CN101225926A Non-active shuttle control switching system
07/23/2008CN100404939C Steam pipeline laying method for thermoelectric plant
07/22/2008US7403839 Water shut-off system
07/17/2008US20080169027 Fluid filling apparatus and method of filling through holes with fluid
07/17/2008US20080169026 Fluid diverter and method
07/17/2008CA2756050A1 Apparatus for welhead high integrity protection system
07/16/2008CN101220306A Mix pipeline gas and dispensing method thereof
07/16/2008CN100402156C Self-modulating inert gas gire suppression system
07/15/2008US7399328 Hydrogen gas station, fuel cell system, and hydrogen gas rate accounting device
07/10/2008US20080163938 Apparatus, system and method for water-conserving irrigation utilizing check-valve screens
07/10/2008US20080163935 Auxiliary Water Supply for a Building
07/09/2008CN201083322Y Pipeline hydraulic damping device
07/09/2008CN201083321Y High pressure difference pressure regulator
07/09/2008CN100400960C Valve system for inert gas
07/02/2008CN100398903C Remote controllable large valve system
06/2008
06/26/2008US20080149203 Developing a flow control system for a well
06/26/2008US20080149182 Linear motor to control hydraulic force
06/25/2008CN201078576Y Anti-breakage coal gas blocking-up apparatus
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