| Patents for F17D 3 - Arrangements for supervising or controlling working operations (4,120) |
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| 06/05/2013 | CN202972529U Gas bus-bar |
| 06/05/2013 | CN202972525U Pressure-reducing metering station for compressed natural gas |
| 06/05/2013 | CN202972508U Gas storage system for graphite purification |
| 06/05/2013 | CN103133870A Gas piping drainer |
| 06/05/2013 | CN102080766B Air pressure balance type quick transfer valve |
| 05/30/2013 | WO2013076721A1 Method and apparatus for monitoring a network of conduits |
| 05/29/2013 | CN202955482U Natural gas metering system with comparison detection |
| 05/29/2013 | CN103123043A Pipeline constant pressure device |
| 05/29/2013 | CN102444785B Double anti-leakage gas drainer |
| 05/28/2013 | US8448665 Fuel overflow alarm system |
| 05/28/2013 | US8448664 Fluid control device with fluid temperature display |
| 05/28/2013 | US8448657 Passive-cycle skipping valve |
| 05/23/2013 | US20130126024 Bi-Directional Pump |
| 05/23/2013 | US20130126015 Fluid storage management system and method for monitoring fluid capacities and for controlling the transfer of fluid capacities within a fluid network |
| 05/23/2013 | US20130125999 Endpoint determination for capillary-assisted flow control |
| 05/23/2013 | US20130125998 Cooled smelt restrictor at cooled smelt spout for disrupting smelt flow from the boiler |
| 05/23/2013 | US20130125997 Methods for an exhaust fluid level sensor |
| 05/22/2013 | CN202946929U Coal gas draining pollution cleaning device |
| 05/22/2013 | CN202946928U Fluid loss monitoring device |
| 05/22/2013 | CN202946926U Multifunctional air compression truck |
| 05/22/2013 | CN202946925U Vehicular skid-mounted liquefied compressed natural gas (LCNG) recovery system |
| 05/22/2013 | CN103115244A Biological inhibition method and system of hydrogen sulfide gas in oil gathering system |
| 05/22/2013 | CN103115243A Control equipment and control method of natural gas pipeline dispatching electric control valve |
| 05/16/2013 | US20130118593 Low oil level detection system and method |
| 05/16/2013 | US20130118591 Catalyst metering device |
| 05/15/2013 | CN202938024U Full-automatic additive injection device |
| 05/15/2013 | CN103104813A Low pressure gas condensate water automatic discharge device |
| 05/15/2013 | CN103104812A Pipeline gas transmission station gas processing system |
| 05/15/2013 | CN103104811A Pressure-regulating air-feeding method of natural gas pipeline network |
| 05/15/2013 | CN103104810A Positive / negative pressure gas circuit generating device |
| 05/14/2013 | US8439072 Hydrocarbon gas delivery system |
| 05/11/2013 | CA2795660A1 Formation and breaking of emulsion using low molecular weight amine |
| 05/09/2013 | US20130116623 Peristaltic infusion pump with locking mechanism |
| 05/09/2013 | US20130112297 Pre- and post- compensational valve arrangement |
| 05/09/2013 | US20130112277 Compact turbomachine system with improved slug flow handling |
| 05/09/2013 | US20130111939 Method and device for decreasing moisture in a gas in a housing interior |
| 05/08/2013 | CN202927492U Device for discharging condensate water in gas pressure pipeline |
| 05/08/2013 | CN202927491U Full-automatic feeding system of polymer coating material |
| 05/08/2013 | CN202927486U Temperature-controllable natural gas dryer regeneration pipeline |
| 05/08/2013 | CN103090190A Chemical liquid distribution system |
| 05/08/2013 | CN103090188A Liquid oxygen system |
| 05/08/2013 | CN103090187A Safe, efficient and unattended high-pressure power plant hydrogen supply system and implementation method thereof |
| 05/08/2013 | CN101614321B Low-wear friction method and device for delivering raw materials by compressed air |
| 05/02/2013 | US20130105010 Automatic fire pump control system and method |
| 05/02/2013 | US20130104997 Method And System For Controlling Fluid Flow From A Storage Tank Through A Supply Line To An End User |
| 05/02/2013 | US20130104993 Systems and methods for variable injection flow |
| 05/02/2013 | US20130104990 Methods and systems for establishing steady state adjusted release fluid rate before sheet processing at a fusing nip |
| 05/01/2013 | CN202915052U Steam temperature-reducing and pressure-reducing device |
| 05/01/2013 | CN103075640A Anti-clogging type water seal device for coke oven gas conveying pipeline |
| 05/01/2013 | CN103075639A Compressed air control system and method |
| 04/30/2013 | US8430123 Position regulator |
| 04/25/2013 | US20130098477 Apparatus and Method for Providing Uniform Flow of Gas |
| 04/25/2013 | US20130098464 Closed-Loop Hydraulic System Having Regeneration Configuration |
| 04/25/2013 | US20130098463 Meterless hydraulic system having sharing and combining functionality |
| 04/25/2013 | US20130098462 Model-based controls for selective catalyst reduction systems |
| 04/25/2013 | US20130098459 Closed-Loop Hydraulic System Having Flow Combining and Recuperation |
| 04/25/2013 | US20130098458 Hydraulic system having multiple closed-loop circuits |
| 04/24/2013 | CN202901845U Draining system of steam pipe system |
| 04/24/2013 | CN202901844U Novel drainage device capable of preventing blockage of air conduit |
| 04/24/2013 | CN202901843U Water collecting device of methane pipe |
| 04/24/2013 | CN202901842U Gas drainer observation buoy |
| 04/24/2013 | CN202901841U Full-automatic synergist importing device on gas refilling system of gas vehicle |
| 04/24/2013 | CN202901840U Three-phase independent communicative gas system |
| 04/24/2013 | CN202901839U Unattended operation pressure regulating box system |
| 04/24/2013 | CN202901838U Anti-freezing self-circulation control system |
| 04/24/2013 | CN202901831U Sledge installation gas-and-liquid separation conveying increasing gas collection device |
| 04/24/2013 | CN202901830U Skid-mounted pressurizing gas collection device |
| 04/24/2013 | CN202901828U A liquid oxygen storage tank self-pressurization system |
| 04/24/2013 | CN202901827U Sledge installation gas-and-liquid mixture conveying supercharging gas collection device |
| 04/24/2013 | CN103062626A Intelligent dispatching device for local pneumatic pipe networks |
| 04/24/2013 | CN102230574B Liquefied natural gas (LNG) station with multifunctional air temperature type heating device |
| 04/24/2013 | CN102086969B Weak shearing petroleum heat insulation quantitative pipette |
| 04/23/2013 | CA2544137C Dosing engine and cartridge apparatus for liquid dispensing and method |
| 04/20/2013 | CA2792557A1 Pipeline flow modeling method |
| 04/18/2013 | US20130092264 Flow rate controller and processing apparatus |
| 04/18/2013 | US20130092245 Aircraft hydraulic air bleed valve system |
| 04/17/2013 | EP2580484A1 Priority valve assembly and method for operating a priority valve assembly |
| 04/17/2013 | CN202884483U Automatic control water seal valve system for fast automatic water supplement of flare gas recovery and discharge |
| 04/17/2013 | CN202884482U Automatic phenol water collecting and discharging device |
| 04/17/2013 | CN202884481U Self-controlled alcohol injecting device |
| 04/17/2013 | CN202884480U Gas pressure regulating lever station quick-opening end |
| 04/17/2013 | CN202884479U Crude oil split-flow frequency conversion output control system |
| 04/17/2013 | CN202884478U Natural gas supply control system |
| 04/17/2013 | CN202884474U Device for merging coke oven gas synthetic natural gas into natural gas trunk line pipe network |
| 04/17/2013 | CN202884473U Multichannel gas exact proportion seal mixing constant temperature and pressure conveying equipment |
| 04/17/2013 | CN103047539A Chemical liquor supply system |
| 04/17/2013 | CN103047538A Gas manifold |
| 04/17/2013 | CN102192405B High-pressure liquid supplying displayable distributor |
| 04/17/2013 | CN102168805B Oil-gas mixed transportation control system for oil-gas station in oil field |
| 04/10/2013 | CN202868313U Automatic discharge device for gas pipeline condensate water |
| 04/10/2013 | CN202868312U Air source purification drainage device |
| 04/10/2013 | CN202868311U Hand-operated self-suction drainer |
| 04/10/2013 | CN202868310U Switching device of set gas cylinders of gas cylinder cabinet |
| 04/10/2013 | CN202868308U Intermediate station pumping system device of long-distance pipeline coal transporting system |
| 04/10/2013 | CN202868307U Long-distance pipeline coal transporting head end coal water slurry transporting station system |
| 04/10/2013 | CN202868305U Conduction oil shunt device in printing and dyeing workshop |
| 04/10/2013 | CN202868302U Intelligent and efficient and safe hydrogen supplying device |
| 04/10/2013 | CN103032679A Separation system for reducing vapor-liquid entrainment of vapor phase tube of debenzolization tower |
| 04/10/2013 | CN103032678A Method, device and system for monitoring state of fluid transmission pipeline |
| 04/10/2013 | CN103032677A Air pressure reducing valve group |