| Patents for F17D 3 - Arrangements for supervising or controlling working operations (4,120) |
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| 06/20/2012 | CN202281045U 输油干线自动加药装置 Oil trunk automatic dosing device |
| 06/20/2012 | CN202281044U 一种输油管线稳压系统 One kind of pipeline regulator system |
| 06/20/2012 | CN202281043U 一种循环水系统 A circular water system |
| 06/20/2012 | CN102506303A Maintenance-free compact retrieval system for dangerous environment and working method of maintenance-free compact retrieval system |
| 06/20/2012 | CN102506302A Device for processing residual gas of pressure container |
| 06/20/2012 | CN102506301A Compressed natural gas (CNG) secondary fueling station |
| 06/20/2012 | CN102506299A Method for reducing running pressure of common compressed air pipe network |
| 06/20/2012 | CN102506298A Cold-circulating system and method for liquefied natural gas loading system |
| 06/19/2012 | US8201577 Feeding arrangement for a liquid additive for an internal-combustion-engine |
| 06/14/2012 | US20120145482 System for automatic lubrication |
| 06/14/2012 | US20120145249 Pull-out wand |
| 06/14/2012 | US20120145195 Dishwasher system with a reuse tank |
| 06/14/2012 | US20120144817 Operating Oil Temperature Controller for Hydraulic Drive Device |
| 06/13/2012 | CN202274286U 液化天然气装车系统 LNG loading system |
| 06/13/2012 | CN102494245A Mobile automatic odor-adding gasifier |
| 06/13/2012 | CN101451652B Compressed-air pipe self-supercharging device and supercharging method thereof |
| 06/13/2012 | CN101334129B Fixed flow quantity fluid delivery system |
| 06/13/2012 | CN101255948B Gas transmitter |
| 06/12/2012 | US8196597 Check valve |
| 06/07/2012 | US20120139398 Medical container |
| 06/07/2012 | US20120138154 microfluidic device for conveying a substance by diffusion in a porous substrate |
| 06/06/2012 | DE102011055857A1 Wasserverbrauchs-Überwachungssystem Water consumption monitoring system |
| 06/06/2012 | CN202266831U 供气管路压力调节装置及制气装置 Supply line pressure regulator and gas equipment |
| 06/06/2012 | CN202266830U 一种装油系统 One kind of oil loading system |
| 06/06/2012 | CN202266829U 一种硝酸储罐注酸装置及其控制电路 Tanks a nitric acid injection device and its control circuit |
| 06/05/2012 | US8191384 Refrigeration system |
| 05/31/2012 | US20120132300 Fail-safe water distribution system |
| 05/31/2012 | US20120132287 Pump for conveying a medium and lubricating system containing the same |
| 05/30/2012 | CN202252860U Water sedimentation type water drain valve |
| 05/30/2012 | CN202252858U Gas pressure adjusting metering cabinet |
| 05/30/2012 | CN202252857U Multiphase fluid measuring system |
| 05/30/2012 | CN202252856U Automatic drainer of large-sized/medium-sized biogas engineering gas transmission pipeline |
| 05/30/2012 | CN202252855U Converse pumping bucket for water pumping of condenser cylinder |
| 05/30/2012 | CN202252854U Natural gas filling alcohol atomization device |
| 05/30/2012 | CN202252853U Device for avoiding oil-taking in natural gas pipeline |
| 05/30/2012 | CN202252852U Control system for automatic metering and sending of storage tank on well site |
| 05/30/2012 | CN202252851U Water seal type diffusion fire arrestor |
| 05/30/2012 | CN202252850U Single-pump liquid reversing device |
| 05/30/2012 | CN202252849U Water testing system for oil products |
| 05/30/2012 | CN202252848U Automatic control energy-saving conveying device for slurry transfer |
| 05/30/2012 | CN202252846U Oligomer flow control pipeline |
| 05/30/2012 | CN202252840U Recycling and replacing device for automotive natural gas bottle |
| 05/30/2012 | CN202252835U Low-temperature liquid recycling device based on automatic control |
| 05/30/2012 | CN202252832U Oxygen supply device of manned underwater vehicle |
| 05/30/2012 | CN202252831U Diffusion and discharge pipeline system for combustion engine |
| 05/30/2012 | CN202252823U High-purity krypton and xenon filling system |
| 05/30/2012 | CN101829832B Flame cutting energy conservation device and operation method thereof |
| 05/30/2012 | CN101358687B Gas safety conveying method |
| 05/30/2012 | CN101334131B Fine grinding non-corrodible steel high temperature and high pressure resistant hollow floating ball |
| 05/29/2012 | US8187541 Apparatus for detecting target molecules and related methods |
| 05/24/2012 | US20120130328 Method add apparatus for transforming a delivery container into a waste disposal system |
| 05/24/2012 | US20120127555 Method of manufacturing an optical display |
| 05/24/2012 | DE102011055537A1 Hydraulic and/or pneumatic control device for use in closing mechanism i.e. closing piston, of fossil fuel conveyed fitting in fossil fuel industry, has components submerged into tank, where oil filling of tank serves as accumulator volume |
| 05/23/2012 | CN202228930U Automatic control system for freeze prevention of fluid pipeline |
| 05/23/2012 | CN202228929U Air flow control device |
| 05/23/2012 | CN202228922U Energy saving management unit for pipeline gas supply |
| 05/23/2012 | CN102466136A 一种与净水器配套使用的水泄漏检测与控制系统及其方法 A water purifier water and supporting the use of leak detection and control system and method |
| 05/23/2012 | CN102466135A 蒸汽系统在吹扫、试汽过程中的渗漏控制方法 Steam system leakage control methods purge steam during trial |
| 05/23/2012 | CN102466133A 液化气体供给装置和方法 Liquefied gas supply apparatus and method |
| 05/23/2012 | CN101408279B Method and system for determining the direction of fluid flow |
| 05/17/2012 | US20120118407 Gas meter |
| 05/17/2012 | US20120118387 Systems and Methods for High Efficiency Reliable Catalyst Delivery to Internal Combustion Engines |
| 05/16/2012 | CN202220972U High concentration solid particle suspension transport system |
| 05/12/2012 | CA2721004A1 Hose trolley for pneumatic tool |
| 05/10/2012 | US20120116099 Method of conveying liquids |
| 05/10/2012 | US20120111416 Method for supplying an entrained -flow gasification reactor with fuel from a storage container |
| 05/10/2012 | US20120111256 Semi-submersible floating structure for vortex-induced motion performance |
| 05/09/2012 | CN202215942U Hyperpressure automatic protection device for water-gel explosive conveying pipeline |
| 05/09/2012 | CN202215941U Pressure control and automatic draining device of air generator |
| 05/09/2012 | CN202215940U Pipe flow rate regulating structure |
| 05/09/2012 | CN102444785A Double anti-leakage gas drainer |
| 05/09/2012 | CN102444784A Pressure control system for steel enterprise steam pipe network based on dynamic matrix control |
| 05/09/2012 | CN101587814B A plasma processing apparatus and a processed air supply apparatus used therefor |
| 05/03/2012 | US20120107185 Interface Between Components of a Chemistry Module Based on a Set of Movable Containers |
| 05/03/2012 | US20120103445 Method and apparatus for a lagoon batch treatment system |
| 05/03/2012 | US20120103429 Internal pressure boost system for gas utility pipelines |
| 05/02/2012 | CN102434782A Liquefied gas supply system based on automated control |
| 05/02/2012 | CN102434781A Temperature-reducing and pressure-reducing system |
| 04/26/2012 | US20120097255 Apparatus, systems and methods for monitoring consumables in systems for the mass transfer of gases into liquids |
| 04/25/2012 | CN202203669U 集输用多通阀计量装置 Gathering with multi-way valve metering device |
| 04/25/2012 | CN202203668U 燃气管道凝水缸手动抽水器 Gas pipeline condensate tank pumping device manually |
| 04/25/2012 | CN202203667U Automatic control coal pulp double-tank continuous feeding device |
| 04/25/2012 | CN202203666U 天然气加压装置的液压控制系统 Hydraulic control system for gas pressurizing means |
| 04/25/2012 | CN102425726A 防爆试验综合配气装置及配气方法 Integrated with gas explosion test apparatus and method for gas distribution |
| 04/25/2012 | CN102425725A 用于回收lng储罐内的bog的系统及方法 Bog system and method for recovering the tank lng |
| 04/25/2012 | CN101482225B 蒸汽管道疏水装置 Hydrophobic means steam pipe |
| 04/24/2012 | US8161998 Frozen/chilled fluid for pipelines and for storage facilities |
| 04/21/2012 | CA2755060A1 Chemical dispenser |
| 04/19/2012 | US20120090706 Manifolds for Use in Conducting Dialysis |
| 04/19/2012 | US20120090687 Remotely Controllable Fluid Flow Control Assembly |
| 04/19/2012 | US20120090686 Deadleg |
| 04/18/2012 | CN202195276U 智能无线燃气调压装置 Intelligent wireless gas pressure regulating device |
| 04/18/2012 | CN202195274U 一种联合排水装置 A federated drainage |
| 04/18/2012 | CN202195273U 储罐式液化天然气供气终端 Tank-type LNG gas terminal |
| 04/18/2012 | CN202195272U 瓶组式液化天然气供气终端 Bottles of liquefied natural gas supply terminal group |
| 04/18/2012 | CN202195270U 罐车式液化天然气供气终端 Tanker liquefied natural gas supply terminal |
| 04/12/2012 | US20120085418 Device and a method for maintaining a gas flow barrier between two interconnected volumes |
| 04/12/2012 | US20120085417 Method for operating a sanitary tank for a rail vehicle |
| 04/11/2012 | CN202188310U 原油管线取样头 Crude oil pipeline sampling head |
| 04/11/2012 | CN202188309U 一种浆体管道输送介质的自动切换存贮装置 Automatic switching device for storing slurry pipeline transport medium |