| Patents for G05D 11 - Ratio control (5,344) |
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| 03/31/2010 | EP2168023A2 Device for injecting an additive into a pipe |
| 03/31/2010 | CN201435014Y Wireless remote monitor for fresh keeping of Chinese gooseberry freezer |
| 03/31/2010 | CN101685056A Method and device for controlling accurate ratio of various gas atmospheres of frictional wear testing machine |
| 03/30/2010 | US7689323 Automatic generation control of a power distribution system |
| 03/30/2010 | US7687171 Multi-stage in-line cartridge ejector for fuel cell system |
| 03/30/2010 | CA2534609C In-line gas purity monitoring and control system |
| 03/25/2010 | US20100076611 Method and apparatus for thermal exchange with two-phase media |
| 03/25/2010 | US20100076415 Remote control of substance delivery system |
| 03/25/2010 | US20100076414 Remote control of substance delivery system |
| 03/25/2010 | US20100071807 System for filling a tank |
| 03/25/2010 | US20100071770 Method for dividing fluid streams |
| 03/24/2010 | CN201429805Y Food refrigeration environment intelligent control system |
| 03/24/2010 | CN101681171A Preset flow control modules for dispensing valves |
| 03/24/2010 | CN101676220A Ozonated water flow and concentration control apparatus and method |
| 03/23/2010 | US7684901 Automatic utility usage rate analysis methodology |
| 03/23/2010 | US7684899 Process controller having improved surge capacity control and related methodology |
| 03/23/2010 | US7682066 Changing waste sulfuric acid into recycled sulfuric acid having high added value and is industrially profitable; collecting waste sulfuric acid generated at a source , transporting, recycling it for reuse at a user site; mixing with pure acid; adjusting concentration; cooling; environmentally friendly |
| 03/23/2010 | US7681861 Dosage feed device for additive fluids |
| 03/23/2010 | US7681803 Perfected device for taking showers at alternating temperatures |
| 03/23/2010 | US7681641 Plunger lift controller and method |
| 03/18/2010 | WO2010029004A1 Device for producing a non-falsifiable mineral oil product |
| 03/18/2010 | CA2723073A1 Energy management of household appliances |
| 03/16/2010 | US7680562 Power generation system |
| 03/16/2010 | US7677997 Double piston and belt type continuously variable transmission |
| 03/16/2010 | US7677263 Tandem pump valve structure |
| 03/11/2010 | US20100062610 Method of regulating the titration of a solution, device for controlling said regulation and system comprising such a device |
| 03/10/2010 | EP2160665A1 Air demand feedback control systems and methods for sulfur recovery units |
| 03/10/2010 | CN201418972Y Electronic balanced proportioning device |
| 03/10/2010 | CN101667040A Method for controlling etching solution concentration |
| 03/09/2010 | US7676283 Method for optimizing the functioning of a plurality of compressor units and corresponding device |
| 03/09/2010 | US7673645 Gas delivery method and system including a flow ratio controller using a multiple antisymmetric optimal control arrangement |
| 03/04/2010 | US20100057264 Method and apparatus for controlling the compounding of a pharmaceutical admixture |
| 02/25/2010 | WO2010020275A1 Container system |
| 02/25/2010 | US20100049370 Method and apparatus for mixing and dispensing products |
| 02/25/2010 | US20100046691 Method for dismantling a control element of a boiling water reactor |
| 02/25/2010 | US20100046320 Shot Pump and Variable-Speed-Type Two-Liquid Metering and Mixing Apparatus |
| 02/25/2010 | DE102008045354B3 Aussetzen von Messgrößenauswertungen in einer automatischen Wasserenthärtungsanlage bei Vorliegen von definierten Betriebssituationen Exposure of measure evaluations in an automatic water softener in the presence of defined operating situations |
| 02/24/2010 | EP2155373A2 Systems and methods for material blending and distribution |
| 02/24/2010 | CN201410247Y Positive pressure type automatic foam proportion mixing system |
| 02/23/2010 | US7668624 Maximized battery run-time in a parallel UPS system |
| 02/23/2010 | US7668623 Steam temperature control using integrated function block |
| 02/23/2010 | US7668622 Efficient blending based on blending component availablity for a partial blend duration |
| 02/18/2010 | WO2010018191A1 Method for controlling a gas flow between a plurality of gas streams |
| 02/18/2010 | US20100042263 Intelligent Sprinkler Irrigation System |
| 02/18/2010 | US20100039884 Fuel mixing system |
| 02/18/2010 | US20100037961 Flow Compensated Proportional Bypass Valve Combined With a Control Valve |
| 02/18/2010 | US20100037958 Gas Delivery Method & Device |
| 02/17/2010 | EP2153293A2 Systems for self-balancing control of mixing and pumping |
| 02/17/2010 | EP2153292A1 Calculating an et value for an irrigation area |
| 02/11/2010 | WO2010015766A1 Method and device for producing a mixture of constituents with constraints, especially with premixing |
| 02/11/2010 | US20100036528 Data input system in postmix dispenser |
| 02/11/2010 | US20100031825 Blending System |
| 02/11/2010 | CA2732886A1 Method and device for producing a mixture of constituents with constraints, especially with premixing |
| 02/10/2010 | EP2150867A2 Gas mixing pump with variable injection section |
| 02/09/2010 | CA2524364C Controlling chemical dispense operations based on a conductivity offset |
| 02/04/2010 | US20100030390 Flow rate ratio control device |
| 02/04/2010 | US20100030355 Methods of creating customized beverage products |
| 02/03/2010 | CN201397278Y Multiple atmosphere proportion accurate control device for friction wear testing machine |
| 01/28/2010 | WO2008139171A3 Systems for self-balancing control of mixing and pumping |
| 01/26/2010 | US7653442 Communication system comprising a controller system and a master control means connected via a multipole connection means |
| 01/21/2010 | US20100017041 Power supply equipment for fuel dispensing nozzle |
| 01/21/2010 | US20100012497 Flow control systems |
| 01/20/2010 | EP2145240A1 Preset flow control modules for dispensing valves |
| 01/20/2010 | CN201387559Y Indoor environment monitoring equipment |
| 01/20/2010 | CN201386136Y Concentration control device of flexible circuit board etching liquid |
| 01/14/2010 | WO2009124649A3 Method and measuring device for determining the content in at least one filter aid in a liquid medium |
| 01/13/2010 | EP1875321B1 Flow control |
| 01/13/2010 | CN100580599C Lubricant oil optimizing and blending method |
| 01/12/2010 | US7647136 Method and apparatus for enhancing operation of a fluid transport pipeline |
| 01/07/2010 | US20100000609 Fluid mixtures |
| 01/07/2010 | US20100000300 Device for measuring physical and/or chemical parameters of water circulating in a treatment circuit of a leisure pool |
| 01/06/2010 | CN101622585A Method and apparatus for recycling process fluids |
| 01/06/2010 | CN100578414C Method and apparatus for asynchronous blending and supply of chemical solutions |
| 01/06/2010 | CN100577272C Dynamic batching digital control system and method |
| 12/31/2009 | US20090323463 Devices And Fluid Flow Methods For Improving Mixing |
| 12/31/2009 | US20090320480 Fuel control arrangement |
| 12/30/2009 | WO2009042698A3 Systems and methods of preparing a composition used in multiple processing tools |
| 12/30/2009 | CN201374013Y Automatic brine concentration regulator |
| 12/30/2009 | CN201370905Y Foam full-automatic proportional mixing digital readout control module |
| 12/29/2009 | US7640079 Modular and expandable irrigation controller |
| 12/29/2009 | US7640078 Multi-mode control algorithm |
| 12/29/2009 | US7637279 Shuttle valve |
| 12/24/2009 | US20090319071 Methods for controlling time scale of gas delivery into a processing chamber |
| 12/24/2009 | US20090314262 Fuel supply device for a diesel engine and method for operating a fuel supply device for a diesel engine |
| 12/23/2009 | WO2009010696A3 Device for injecting an additive into a pipe |
| 12/23/2009 | EP1506464B1 Precise position controlled actuating system |
| 12/23/2009 | CN201368989Y Full-automatic oxygen-increasing control system for fish pond |
| 12/23/2009 | CN100573392C Power flow controller responsive to power circulation demand for optimizing power transfer |
| 12/23/2009 | CA2724760A1 Method of monitoring and optimizing additive concentration in fuel ethanol |
| 12/22/2009 | US7636613 Actuator controller for monitoring health and status of the actuator and/or other equipment |
| 12/17/2009 | US20090312872 Methods and systems for manufacturing modified asphalts |
| 12/17/2009 | US20090310434 Method, Apparatus and System For High-Precision Metering and/or Mixing of Liquids |
| 12/15/2009 | US7632080 Bezel assembly for pneumatic control |
| 12/15/2009 | US7632078 Pump cassette bank |
| 12/15/2009 | US7631566 Method and apparatus maintaining multi-component sample gas constituents in vapor phase during sample extraction and cooling |
| 12/10/2009 | WO2009014783A3 Ratio controller/flow splitter |
| 12/10/2009 | WO2008143638A3 Pumping and flow control in systems including microfluidic systems |
| 12/10/2009 | US20090301570 Air Intake Device For Engine |
| 12/10/2009 | US20090301569 Air Intake Device For Engine |
| 12/09/2009 | CN201355950Y Ozone concentration automatic regulation and control device used in farmland environment |