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)
09/2012
09/26/2012CN202452121U Buried polyethylene water return type liquid condensation cylinder for gas
09/26/2012CN202452120U Double gas leakage prevention drainer
09/26/2012CN202452119U CNG (Compressed Natural Gas) substation compressor with medium-pressure gas pumping function
09/26/2012CN202452118U Gas-carrying uninterrupted switching device
09/26/2012CN202452117U Comprehensive constant-pressure automatic softening, automatic medicating and vacuum-pumping integrated unit
09/26/2012CN202452115U Biogas pressure-stabilizing and conveying system
09/26/2012CN101672426B Recycling device of reserved fluid in fluid supply system or equipment and application method thereof
09/26/2012CN101463946B Mechanical pipe supercharging apparatus
09/25/2012US8272393 Switchover valve
09/24/2012DE202012006915U1 Automatisches Leckage - Absperrsystem Automatic leakage - Shut-off
09/19/2012CN202442115U Natural gas odorization device
09/19/2012CN202442114U Pressure regulating box detection device
09/19/2012CN202442113U Material replacement device
09/19/2012CN202442110U Liquid material feeding system
09/19/2012CN202442107U Independent liquefied natural gas supply device
09/19/2012CN102679164A Buried steam pipe drainage device
09/19/2012CN102679163A Novel gas drainer
09/19/2012CN102679162A Method for running two same gas cabinets and pipe network in grid-connection manner
09/19/2012CN102679161A Control method for simultaneous grid-connected operation of two gasometers
09/19/2012CN102679160A Improved flow monitoring device
09/19/2012CN102679159A Buffering sand-removing system
09/19/2012CN102679155A Carbon dioxide pressurizing conveying device
09/19/2012CN102679154A Composite energy-saving type medical compressed air device system
09/19/2012CN102679153A Gas bus-bar
09/19/2012CN102679151A Movable skid-mounted type oilfield associated gas pressure regulating device
09/19/2012CN102679145A High-energy compressed natural gas (CNG) filling device and gas filling method
09/18/2012US8271144 Expandable irrigation controller
09/13/2012US20120231504 Multiuse reactors and related methods
09/13/2012US20120227822 Assembly for reducing slurry pressure in a slurry processing system
09/12/2012CN202432249U Anti-leakage device of coal gas drainer
09/12/2012CN202432246U Natural gas pressure regulating box used in cold region
09/12/2012CN202432245U Natural gas control device for compressor instrument air
09/12/2012CN202432242U High pressure gas transferring detection device
09/12/2012CN202432240U Intelligent CNG (Compressed Natural Gas) dispenser with single/double guns
09/12/2012CN102661487A Mobile data collection method of pipeline gas internet of things (IOT)
09/12/2012CN102661486A Multiphase flow hybrid conveying pipeline resistance reduction device and method of mine field
09/12/2012CN102661485A Liquid nitrogen filling device and liquid nitrogen filling system
09/12/2012CN102661484A Full-automatic liquid nitrogen filling device and control method thereof
09/11/2012US8265795 Mass flow controller
09/11/2012US8265794 Knowledge based valve control method
09/06/2012US20120222746 Frozen/chilled fluid for pipelines and for storage facilities
09/06/2012US20120222745 Controllable pneumatic brake booster and method for operating it
09/05/2012CN202419142U Emergency dosing device for pipeline of oil well metering station
09/05/2012CN202419141U Cleanable quick switching liquid conveying device
09/05/2012CN202419138U Quantitative water adding device
09/05/2012CN202419137U Bulk multi-way valve intelligent well-selecting metering station
09/05/2012CN202419136U Comprehensive distribution device for explosion-proof tests
09/05/2012CN202419135U Fuel gas pressure regulating station
09/05/2012CN202419134U Liquefied natural gas supplying system
09/05/2012CN202419133U Special conveying pipeline for coke oven gas
09/05/2012CN102654246A Gas distributing pipe
09/05/2012CN102654245A Method for multilayered series overlapped development of small-type station field gathering and transferring treatment
09/05/2012CN102654242A Natural gas pressure regulating device
09/05/2012CN102654241A Gas supplying apparatus, cylinder cabinet provided with the same, valve box, and substrate process apparatus
09/05/2012CN101696766B Automatic solar water pumping device
09/05/2012CN101619806B Novel overpressure protector for coal gas drainer
09/05/2012CN101382236B Fluid multi-pipeline collecting transmission and distribution control system and control method
09/05/2012CN101206009B Unpowered odorizing device
09/04/2012US8256455 Alarm and method
08/2012
08/30/2012US20120217703 Intershaft Seal System for Minimizing Pressure Induced Twist
08/30/2012US20120217197 End of water purification cartridge life apparatus
08/30/2012US20120216876 Suppression and Separation of Interactive Acoustic Modes in a Fluid-Filled Resonator
08/30/2012US20120216871 Split valve pump controlled hydraulic system
08/29/2012CN102650374A Gas transmission pipeline capable of being remotely controlled
08/29/2012CN102650372A Device for reducing pressure
08/29/2012CN102650369A Liquefied natural gas filling pry
08/29/2012CN101187446B Liquid medicine supply system and liquid medicine supply control device
08/23/2012US20120215157 Device, Methods, and Control for Sonic Guidance of Molecules and Other Material Utilizing Time-Reversal Acoustics
08/23/2012US20120211089 Recirculating, constant backpressure core flooding apparatus and method
08/23/2012US20120211087 Method and system for fuel vapor control
08/23/2012US20120211085 Tap liquid savings in a liquid distribution system
08/22/2012CN202392443U Gas pipe drainer
08/22/2012CN101256937B Method and apparatus for controlling gas flow to a processing chamber
08/21/2012US8245726 Citrus juice apparatus with undesired material release detector and related methods
08/16/2012US20120204980 Fuel tank system and fuel supply system
08/16/2012US20120204965 Method and apparatus for controlling a processing system
08/16/2012US20120204964 Control of operation conditions within fluidic systems
08/16/2012US20120204876 Fluid flow control apparatus and method and patient interface device employing same
08/16/2012DE102011003972A1 System for degassing bearing and/or solid, liquid and/gas transportation unit for stationary or movable storage tank of motor vehicle, has current generator that is connected with gas engine that partially burns to-be-removed gas
08/15/2012CN202381996U Natural gas unattended metering station
08/15/2012CN202381995U Remote cut-off feedback structure for natural gas pressure regulation system
08/15/2012CN202381994U Pressure tapping and blowing-off concentrating block of gas pipeline
08/15/2012CN202381993U Remote control cut-off structure of natural gas pressure-regulating system
08/15/2012CN202381991U Device for collecting and automatically lifting oil in oil pipeline
08/15/2012CN202381989U Skid-mounted oil conveying device
08/15/2012CN202381988U City gas pressure regulation and transmission device
08/15/2012CN202381987U Tail gas extracting device
08/15/2012CN202381978U Lossless single-pipeline refueling station
08/15/2012CN102635783A Safe energy-saving LNG (Liquefied Natural Gas) skid-mounted filling station
08/15/2012CN101982702B Gas conduit drainer
08/09/2012US20120202408 Pressure regulation in remote zones
08/08/2012CN202371455U Impregnation liquid circulating system capable of efficiently defoaming
08/08/2012CN202371453U Liquefied natural gas filling machine
08/08/2012CN202371452U Pressure detection pipeline system for convenient maintenance of high-pressure gas system
08/08/2012CN202371451U Cooling and depressurization system
08/08/2012CN202371438U Full-automatic energy-saving steam trap, compressed air system and thermal system or steam system
08/08/2012CN102628547A Vacuumizing device and method for vacuumizing by means of device
08/02/2012US20120192954 Rotating disc valve
08/01/2012CN202361083U Safety protection device of coal gas drainer
08/01/2012CN202361082U High-pressure automatic gas drainer
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