| Patents for G05D 11 - Ratio control (5,344) |
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| 10/02/2002 | EP1245287A2 Method for reblending sand |
| 10/02/2002 | DE10111730A1 Vorrichtung und Verfahren zum Mischen von Substanzen Device and method for mixing substances |
| 09/25/2002 | EP1001842B1 Machine for filling the edge joints of insulating glass panes with a sealing compound consisting of two constituents |
| 09/24/2002 | US6456903 Automatic foam solution regulation for compressed-air-foam-systems |
| 09/24/2002 | US6454540 Modular balanced foam flow system |
| 09/24/2002 | US6453927 Method and apparatus for precisely dispensing liquids |
| 09/19/2002 | WO2002073142A1 Device and method for mixing substances |
| 09/19/2002 | US20020130666 Method and apparatus for measurement and automatic control of acid concentration |
| 09/19/2002 | DE10112085A1 Device used in water treatment for dosing substances into a liquid stream, comprises a reservoir holding a substance solution, a dosing channel for the liquid stream, and a microporous separating wall |
| 09/17/2002 | US6450374 High flow/low flow mixing and dispensing apparatus |
| 09/17/2002 | US6450369 Beverage dispenser |
| 09/12/2002 | US20020128748 Configurable switchgear system |
| 09/06/2002 | WO2002069066A2 Method and apparatus for adding an additive to a fluid |
| 09/06/2002 | WO2002068109A1 A method for injecting an additive into a pressurized fluid system |
| 09/05/2002 | US20020121464 Method for reblending sand |
| 08/27/2002 | US6439252 Liquid de-icer production apparatus and method |
| 08/13/2002 | US6431198 Pumping system for the injection of measured quantities of fluid into a fluid stream |
| 08/08/2002 | WO2002008907A3 Multiple block sequential memory management |
| 08/08/2002 | DE10103854A1 Messvorrichtung und Verfahren zur Ermittlung eines kontinuierlichen Massenstroms von fliessfähigen Gütern Measuring apparatus and method for determining a continuous mass flow of flowable materials |
| 08/06/2002 | US6427713 Mixing valve with graduated temperature modulation |
| 07/25/2002 | US20020098096 Fluid proportioner |
| 07/18/2002 | US20020093875 Fluid mixing system |
| 07/16/2002 | US6418958 Dual solid chemical feed system |
| 07/16/2002 | US6418954 System and method for dividing flow |
| 07/11/2002 | US20020088497 System for measuring change in fluid flow rate within a line |
| 07/09/2002 | US6415808 Apparatus and method for controllably delivering fluid to a second fluid stream |
| 07/09/2002 | CA2068384C Automobile fluids dispensing and blending system |
| 06/27/2002 | US20020082748 Utility monitoring and control systems |
| 06/27/2002 | US20020082727 SPA controller computer interface |
| 06/27/2002 | US20020081237 On-site generation of ultra-high-purity buffered-HF and ammonium fluoride |
| 06/27/2002 | US20020079478 Bubbling purified ammonia vapor into ultra-pure hydrofluoric acid and directly supplying to points of use in semiconductor fabrication facility |
| 06/20/2002 | US20020074055 Weighing apparatus |
| 06/13/2002 | WO2002009859A3 Method and apparatus for blending process materials |
| 06/13/2002 | US20020070248 High flow/low flow mixing and dispensing apparatus |
| 06/12/2002 | CN1353670A Fluid mixing apparatus |
| 06/11/2002 | US6402363 Weigh scale blender |
| 06/06/2002 | WO2002044517A1 Fluid mixing system |
| 06/05/2002 | EP0930996B1 Octane sensitive dispenser blending system |
| 05/29/2002 | EP1209452A1 Weighing apparatus |
| 05/28/2002 | US6396280 Method and apparatus for measurement and automatic control of acid concentration |
| 05/24/2002 | CA2327927A1 Termite control system with multi-fluid proportion metering and batch signal metering |
| 05/23/2002 | WO2002040178A2 High flow/low flow mixing and dispensing apparatus |
| 05/14/2002 | US6387157 Circulation; using separation ebrane |
| 05/07/2002 | CA2727878A1 Portable spa controller interface |
| 04/30/2002 | US6379632 Concentrated disinfectant solution is injected into the disinfectant solution tank where concentration is controlled |
| 04/25/2002 | WO2002033499A1 Method of and system for controlling the ratio of a variable lead parameter and an adjustable lag parameter for a lag-lead process |
| 04/25/2002 | US20020048213 Method and apparatus for blending process materials |
| 04/25/2002 | US20020046769 Divider-combiner valve |
| 04/25/2002 | CA2425577A1 Method of and system for controlling the ratio of a variable lead parameter and an adjustable lag parameter for a lag-lead process |
| 04/18/2002 | WO2002030683A1 Paint toning machine |
| 04/18/2002 | US20020044494 Process for the continuous production of mixtures of substances and reaction mixtures and device for its implementation |
| 04/17/2002 | EP0746383B1 Compressed air foam system |
| 04/16/2002 | US6371150 Flow dividing valve |
| 04/11/2002 | DE10048513A1 Verfahren zur kontinuierlichen Herstellung von Stoff- und Reaktionsgemischen und Vorrichtung zu seiner Durchführung A process for the continuous production of material and reaction mixtures and device for its implementation |
| 04/10/2002 | EP1194825A1 A method and a system for controlling a heating plant |
| 04/10/2002 | EP1194822A1 Annular fluid manipulation in lined tubular systems to enhance component mechanical properties and flow integrity |
| 04/04/2002 | WO2002026459A1 Method for the continuous production of mixtures of substances and reaction mixtures and a device for carrying out said method |
| 04/04/2002 | US20020038669 Gas-line system for semiconductor-manufacturing apparatus |
| 03/28/2002 | US20020036950 Process and dispensing system for preparing liquid concentrates for plastics |
| 03/21/2002 | WO2002022246A1 System and method for mixture optimization |
| 03/21/2002 | US20020034122 Conductivity feedback control system for slurry blending |
| 03/19/2002 | US6357466 Pumping system for the injection of measured quantities of fluid into a fluid stream |
| 03/14/2002 | US20020029800 Multiple block sequential memory management |
| 03/14/2002 | DE10043380A1 Apparatus and method for continuous measurement and control of the solids content of aqueous slurries involve delay-free pressure measurement by means of erosion and corrosion resistant sensors |
| 03/13/2002 | EP1185911A1 Method for controlling the optimal dosing quantity of additives to continuously flowing fluids |
| 03/12/2002 | US6355150 Analyzer for measuring H2S and its use for a sulfur oxidation reactor |
| 03/12/2002 | CA2154173C Modular fluid characteristic sensor and additive controller |
| 03/07/2002 | US20020026963 Method and system for optimizing batch process of preparing solution |
| 03/06/2002 | EP1183208A1 Fluid mixing apparatus |
| 03/06/2002 | EP1183207A1 Dosing valve with flow rate sensor for a beverage dispenser |
| 03/05/2002 | CA2340610C Encoder/decoder |
| 03/05/2002 | CA2332407C Method for defining coding information |
| 02/26/2002 | US6351132 Miscible liquid capacitive sensing system |
| 02/26/2002 | US6350425 Bubbling pure ammonia and hydrogen fluoride |
| 02/21/2002 | WO2000077588A8 A method and a system for controlling a heating plant |
| 02/21/2002 | US20020020462 Process and plant for the dynamic packaging of gases, especially those for medical use |
| 02/21/2002 | US20020020444 Automatically switching valve with remote signaling |
| 02/21/2002 | DE10039487A1 Testing head, used for gravimetric volume control of devices for dosing or pipetting liquids, comprises inlet region with cone having non-wettable surface for liquid to be controlled |
| 02/20/2002 | CN1336570A Method and system for optimized prepn. in large scale of solutions |
| 02/19/2002 | US6348124 Delivery of polishing agents in a wafer processing system |
| 02/14/2002 | WO2002012971A1 Dosing valve |
| 02/14/2002 | US20020017320 Pumping system for the injection of measured quantities of fluid into a fluid stream |
| 02/07/2002 | WO2002009859A2 Method and apparatus for blending process materials |
| 02/07/2002 | US20020014496 Method and apparatus for accurately dispensing liquids and solids |
| 02/06/2002 | EP1177000A1 Method for passing a mixture of liquid through human and/or animal organs or extremities |
| 02/05/2002 | US6343614 System for measuring change in fluid flow rate within a line |
| 01/31/2002 | WO2002008907A2 Multiple block sequential memory management |
| 01/30/2002 | EP1175353A1 Apparatus for controlled venting of a chamber |
| 01/29/2002 | US6342142 Sample injection, microchips and moving from channels |
| 01/24/2002 | US20020008030 Apparatus and method for performing microfluidic manipulations for chemical analysis |
| 01/24/2002 | DE10033339A1 Verfahren und Anlage zum Reinigen und/oder Desinfizieren von harten Oberflächen mit einem Schaum Method and apparatus for cleaning and / or disinfecting hard surfaces with a foam |
| 01/23/2002 | EP1174178A1 Process and plant for dynamic gas conditioning, in particular for medical use |
| 01/23/2002 | CN1078359C Management device of photoresists stripping liquid |
| 01/17/2002 | WO2002005047A1 Method and unit for cleaning and/or disinfecting hard surfaces by means of a foam |
| 01/10/2002 | WO2002002938A1 Proportioning pump for introducing an additive in a fluid stream |
| 01/09/2002 | EP0830534B1 Gradient proportioning valve |
| 01/03/2002 | WO2002000335A1 Process and dispensing system for preparing liquid concentrates for plastics |
| 01/03/2002 | US20020001850 Method for automatically adjusting concentration of solution used in semiconductor manufacturing process |
| 01/01/2002 | CA2059141C Adaptive-block-length, adaptive-transform, and adaptive-window transform coder, decoder, and encoder/decoder for high quality audio |
| 01/01/2002 | CA2036622C Method and apparatus for beverage blending and proportioning |