Patents for G05D 9 - Level control, e.g. controlling quantity of material stored in vessel (4,688) |
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10/19/2011 | CN102221838A Automatic liquid level meter used for low-level tank of power plant |
10/19/2011 | CN101873765B Automatic solution adding system |
10/18/2011 | US8041462 System and method for controlling hydronic systems having multiple sources and multiple loads |
10/18/2011 | US8038748 Hydrogen-producing fuel processing assemblies, heating assemblies, and methods of operating the same |
10/12/2011 | CN202008612U Multi-shift display photoelectric sensing liquid level controller |
10/05/2011 | CN202003243U Oil and gas field liquid level monitoring system |
10/05/2011 | CN202003242U Liquid-level floater control device |
10/05/2011 | CN202003241U Liquid level critical control device of liquid storage tank |
10/05/2011 | CN202003240U Device for controlling liquid level of purified water tank |
10/05/2011 | CN202003239U Oil filter with electric oil level control device |
10/05/2011 | CN202003238U Gate control device |
10/05/2011 | CN202003237U Solid-state material-level controller |
10/05/2011 | CN202003236U Adjustable weir gate for water treatment |
10/04/2011 | USRE42771 Method of operation of a device for energy conversion using a main fuel and at least one auxiliary fuel |
10/04/2011 | US8032256 Liquid level control systems |
10/04/2011 | US8032255 Monitoring of bin level for an agricultural product |
10/04/2011 | US8032233 Method and apparatus for actively managing consumption of electric power supplied by an electric utility |
09/28/2011 | CN201993653U 浮球式水位控制器 Float Level Controller |
09/28/2011 | CN102200786A Remote liquid level control device for light mineral wool sound-absorbing board waste systems |
09/28/2011 | CN101872201B Water level controller without ionizing and electrolyzing water |
09/28/2011 | CN101788827B Noise-type water level control device |
09/21/2011 | CN201984352U 基坑自动抽水控制器 Pit automatic pumping controller |
09/21/2011 | CN201984351U 容器液位过高自动停止加注的安全装置 Tank level is too high safety device automatically stops filling |
09/21/2011 | CN102193563A Circulation system for controlling water level display and detecting scale accumulation separation based on multi-spot |
09/21/2011 | CN102191758A Method and system for automatically controlling water level of inverted siphon in open channel |
09/20/2011 | US8024161 Method and system for model-based multivariable balancing for distributed hydronic networks |
09/20/2011 | US8024077 Smart transformer |
09/15/2011 | US20110224829 Distillation column control |
09/14/2011 | CN201974703U 一种明渠倒虹吸水位自动控制装置 One kind of open channel inverted siphon water level automatic control devices |
09/14/2011 | CN201974702U 一种智能水位控制器 An Intelligent Water Level Controller |
09/14/2011 | CN102183972A Method for controlling water level of reservoir of urban drainage system |
09/14/2011 | CN102183971A Automatic water-replenishing device for gas producer |
09/14/2011 | CN102183970A Automatic water replenishing system of diffusion constant-temperature control tank |
09/14/2011 | CN102183969A Non-contact water kettle water level electronic detection and control method |
09/14/2011 | CN102183241A Automatic level gauge and leveling method thereof |
09/14/2011 | CN101739035B Nozzle-baffle type water level regulator |
09/14/2011 | CN101714004B Automatic regulation and control device of liquid level |
09/13/2011 | US8019479 Control algorithm of variable speed pumping system |
09/08/2011 | US20110218693 Electric power leveling controller |
09/08/2011 | DE102010000609A1 Steueranordnung Control arrangement |
09/07/2011 | CN201965491U 消防水箱控制装置 Fire water tank control device |
09/07/2011 | CN102176170A Flotation cell liquid level automatic control device and compensation control method thereof |
09/07/2011 | CN102172202A Device for automatically controlling irrigation and water draining of paddy field |
08/31/2011 | CN201955684U 真空吸液车液位与报警控制装置 Vacuum aspiration level car alarm control unit |
08/31/2011 | CN102169351A Maintenance-free high liquid level control system and method of ballast |
08/31/2011 | CN101336821B Dish washer and its control method |
08/30/2011 | US8010812 Method and apparatus for actively managing consumption of electric power supplied by one or more electric utilities |
08/30/2011 | US8010239 Partial discharge counter for diagnosis of gas insulated switchgear |
08/25/2011 | WO2011101139A2 Filling level regulation |
08/25/2011 | DE102010008843A1 Füllstandregelung Level control |
08/24/2011 | CN201945891U 一种基于无线传感网的物位/液位监控系统 A wireless sensor network level / Level Monitoring System Based |
08/23/2011 | US8003047 Vehicle efficacious constituents supply apparatus |
08/17/2011 | CN201936199U 防爆浮球液位控制器 Ex float level controller |
08/17/2011 | CN102156488A Long-distance digital display liquid level controllable visual dual-purpose meter |
08/17/2011 | CN102155038A Basin device for washing |
08/16/2011 | US7997298 Device for regulation of a concentration for a product in a liquid |
08/10/2011 | CN201926936U 液体试剂添加控制器 Liquid reagent addition Controller |
08/10/2011 | CN201926935U Two-line type water level controller |
08/10/2011 | CN201926934U 交互式洗衣机无级水位控制装置 Interactive washing machine water level control device stepless |
08/10/2011 | CN102147624A Water level controller with two detecting lines |
08/09/2011 | US7996116 Method of determining voltage stability margin for load shedding within an electrical power system |
08/03/2011 | CN201917832U 水塔自动控制器 Water Tower automatic controller |
07/27/2011 | CN201910002U Automatic water supplementing device for gas producer |
07/27/2011 | CN201910001U Multifunctional automatic liquid level controller |
07/27/2011 | CN201910000U Liquid level detection device for reaction vessel |
07/27/2011 | CN102135009A Automatic water discharging device |
07/27/2011 | CN101799692B Water level control method and device for control signal acquired from earth |
07/21/2011 | DE102007035055B4 Chemische Reaktionsvorrichtung Chemical Reaction device |
07/20/2011 | CN201903792U Liquid level control system |
07/20/2011 | CN201903791U Intelligent digital liquid level wireless control device with micro power consumption |
07/20/2011 | CN201903790U Water level controller |
07/20/2011 | CN101727109B Method for controlling filling quantity of slag-iron mixed molten liquid in ladle of ladle car |
07/20/2011 | CN101540388B Multifunctional liquid injection cap of lead acid storage battery for traction |
07/20/2011 | CN101539783B Automatic pumping controller |
07/13/2011 | CN201897733U Liquid level control device based on singlechip for power plant |
07/13/2011 | CN201897495U Liquid level measuring device |
07/07/2011 | US20110166913 Energy consumption reporting and modification system |
07/06/2011 | CN201892876U Sensing and quantifying display device for water tank |
07/06/2011 | CN201892875U Full-automatic water level control device |
07/06/2011 | CN102117079A Automatic digital water level control warner |
06/30/2011 | US20110160922 Decentralized system and architecture for remote real time monitoring of power transformers, reactors, circuit breakers, instrument transformers, disconnect switches and similar high voltage equipment for power plants and electric power substations |
06/30/2011 | US20110159170 Apparatus for and a method of determining condition of hot melt adhesive for binding of a perfect bound book |
06/29/2011 | CN201886361U Intelligent control system for engineering precipitation |
06/29/2011 | CN201886360U Liquid level monitoring system of brick making machine |
06/29/2011 | CN201886359U Water level pressure automatic controller for water tower |
06/29/2011 | CN201886358U Device for controlling water quantity of water tank of water purifying device |
06/29/2011 | CN201886357U Watertight water level controller of ring cold machine |
06/29/2011 | CN102109854A Micro-power intelligent digital liquid level wireless control device |
06/29/2011 | CN101619586B One-step high water-saving system device |
06/22/2011 | EP2335125A2 Energy management of household appliances |
06/22/2011 | CN201876738U Water-level autocontrol device |
06/22/2011 | CN201876737U Drainage controller |
06/22/2011 | CN102103380A Matching device of interface signal of liquid level transmitter module |
06/22/2011 | CN102103370A Slot and level control method of sintering mixture |
06/21/2011 | US7966102 Method and system for power plant block loading |
06/16/2011 | US20110144812 Water management system |
06/16/2011 | US20110142747 Three phase sulfur separation system with interface control |
06/16/2011 | DE19900599B4 Wellenlötverfahren und dazu verwendete Anlage Wave soldering and used for this plant |
06/15/2011 | CN201867661U Water level controller of ice maker |
06/15/2011 | CN201867660U Solar floating ball liquid level controller based on wireless data transmission network technology |