| Patents for G05D 11 - Ratio control (5,344) |
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| 04/22/1999 | DE19745520A1 Additive added to liquid in response to measured change in operating condition |
| 04/08/1999 | DE19815256C1 Monitoring dispensing system connected to artificial respiration system |
| 04/07/1999 | EP0906148A1 PROCESS FOR REGULATING OR CONTROLLING THE NO x? CONTENT OF EXHAUST GASES GIVEN OFF DURING THE OPERATING OF GLASS MELTING FURNACES WITH SEVERAL BURNERS RUN ALTERNATELY |
| 04/06/1999 | US5891497 In-line/on demand reaction delivery method |
| 04/06/1999 | CA2032471C Multiphase process mixing and measuring system |
| 04/01/1999 | DE19834444A1 Injection machine for filling edge joints of glazing units with sealant |
| 03/30/1999 | US5887610 Method and plant for regulating the composition of the atmosphere in an enclosure |
| 03/24/1999 | CN1211944A Method for supplying gas to chamber and method for regulating content of given element in atmosphere of such chamber |
| 03/24/1999 | CN1211467A System for diluting ultrapure chemicals which is intended for microelectronics industry |
| 03/23/1999 | US5884649 Fluid measuring, dilution and delivery system with air leakage monitoring and correction |
| 03/18/1999 | DE19740266A1 Measurement of tenside presence in laundry water |
| 03/16/1999 | US5881756 Process and apparatus for homogeneous mixing of gaseous fluids |
| 03/10/1999 | CN1210458A Compounding assembly for nutritional fluids |
| 03/09/1999 | US5878772 Tank truck fuel delivery system having a selective dye injection system |
| 03/09/1999 | US5878771 Precision gas blender |
| 03/03/1999 | EP0899638A2 Control system for plants |
| 03/03/1999 | EP0899440A2 Control system for a plant |
| 02/24/1999 | CN1042267C Liquid and powder controlling method and weighing mixer |
| 02/23/1999 | US5874049 For mixing ingredients at desired concentration within a qualification range |
| 02/18/1999 | WO1999007462A1 Machine for filling the edge joints of insulating glass panes with a sealing compound consisting of two constituents |
| 02/09/1999 | US5868177 Method and apparatus for injecting additives |
| 02/03/1999 | EP0894024A1 Sensing arrangement for sensing the addition of reactants to a solution |
| 02/02/1999 | US5865206 Process and apparatus for backing-up or supplementing a gas supply system |
| 01/26/1999 | US5862946 Gas dissolution under pressure |
| 01/26/1999 | US5862832 Gradient proportioning valve |
| 01/20/1999 | EP0864123A4 Two-stage chemical mixing system |
| 01/20/1999 | EP0828639B1 Vehicle treatment process and installation |
| 01/19/1999 | US5860451 Fluid admixture systems |
| 01/19/1999 | CA2103852C System and method for producing and maintaining predetermined proportionate mixtures of fluids |
| 01/13/1999 | EP0890146A1 Vacuum actuated sheath valve |
| 01/13/1999 | EP0890145A1 Devices for metering fluids in response to level changes |
| 01/12/1999 | US5858195 Apparatus and method for performing microfluidic manipulations for chemical analysis and synthesis |
| 01/12/1999 | US5857589 Method and apparatus for accurately dispensing liquids and solids |
| 01/06/1999 | CN1204408A System and method for on-site mixing of ultra-high-purity chemicals for semiconductor processing |
| 01/06/1999 | CN1203827A Process and apparatus for backing-up or supplementing gas supply system |
| 12/30/1998 | EP0886812A1 Chemical injection system |
| 12/30/1998 | EP0886513A1 Compounding assembly for nutritional fluids |
| 12/29/1998 | CA2164752C Chemical reactor feed control |
| 12/23/1998 | EP0884966A1 System for making a floor cleaning liquid available in a convenient manner |
| 12/15/1998 | US5849593 Method for metering a reagent into a flowing medium |
| 12/10/1998 | WO1998024722A3 Method and apparatus for accurately dispensing liquids and solids |
| 12/09/1998 | EP0756559B1 Filling stream adjusting process |
| 12/02/1998 | EP0881555A1 Method for regulating the oxygen concentration of the water in the outlet of a device for dissolving oxygen in water and device for applying such a method |
| 12/02/1998 | EP0866999A4 Ratio mixing valve and method for controlling dither in same |
| 11/29/1998 | CA2238800A1 Process for regulating the oxygen content of water exiting a device for dissolving oxygen in water and device for implementing the process |
| 11/24/1998 | US5841027 For measuring the flow rate of a fluid |
| 11/24/1998 | US5839272 Dual concentric poppet valves for maintaining substantially constant the ratio of two fluid flows over an operating range of valve opening |
| 11/19/1998 | WO1998051458A1 Gravimetric blender with operatively coupled bar code reader |
| 11/18/1998 | EP0877976A1 Self-optimizing detergent controller |
| 11/12/1998 | DE19719167A1 Recognising substance in mixture of substances esp. for leak detection and location |
| 11/11/1998 | EP0877195A1 Process and apparatus for backing-up or supplementing a gas supply system |
| 11/11/1998 | EP0789863A4 In-line venturi |
| 11/11/1998 | CN1198796A Process and device for metering the introduction of a reducing agent into the waste gas or air stream of a combustion unit |
| 11/10/1998 | US5832949 Control valve |
| 11/05/1998 | CA2236718A1 Ozone dispensing system |
| 11/05/1998 | CA2236635A1 Apparatus and method for treating water in a water supply system |
| 11/03/1998 | US5831151 System and method for monitoring the proportional volume of constituents provided to a mixture |
| 10/27/1998 | US5828582 Automatic control of endothermic gas generators using low cost oxygen sensing probes |
| 10/22/1998 | DE19716830A1 Intelligent, circadian glucose control or chemical dosing set including ablatively-cleaned sensor |
| 10/21/1998 | EP0871976A1 Method for preparing blend products |
| 10/20/1998 | US5823186 Respirator |
| 10/15/1998 | WO1998045034A1 Mixing apparatus |
| 10/14/1998 | EP0870535A1 Ultra-pure chemical products dilution system for use in the microelectronic industry |
| 10/01/1998 | DE19712614A1 On-line regulation of product mixture blending |
| 09/30/1998 | EP0866999A1 Ratio mixing valve and method for controlling dither in same |
| 09/29/1998 | CA2040857C Flexible tubing occlusion sensor |
| 09/23/1998 | EP0655017B1 Piezoelectric sensor and flow transducer |
| 09/16/1998 | EP0864123A1 Two-stage chemical mixing system |
| 09/16/1998 | EP0864067A1 Device for controlling a gas-air mixture for a gas flame treatment |
| 09/10/1998 | DE19709115A1 Difference pressure regulator for fluids esp. gas |
| 09/09/1998 | EP0756558B1 Process and device for dosing free-flowing media |
| 09/01/1998 | US5801317 Oxygen/carbon dioxide sensor and controller for a refrigerated controlled atmosphere shipping container |
| 08/20/1998 | WO1998035759A1 Device for admixing additives and method for cleaning and/or disinfecting therewith |
| 08/20/1998 | DE19705861A1 Einrichtung zum Zumischen von Additiven und damit durchgeführtes Verfahren zum Reinigen und/oder Desinfizieren Means for admixing of additives, and thus performed procedure for cleaning and / or disinfecting |
| 08/18/1998 | US5794668 Filling stream adjusting process |
| 08/13/1998 | DE19735622C1 Sealing machine for glass insulating panes |
| 08/13/1998 | DE19705209A1 Mixing control |
| 08/04/1998 | US5787943 Process and device for dosing free-flowing media |
| 07/30/1998 | DE19702213A1 Apparatus for mixing liquids, especially for dialysis |
| 07/28/1998 | US5785831 Mixing liquids using electroosmotic flow |
| 07/16/1998 | WO1998030943A1 Flow-responsive diverting valve |
| 07/15/1998 | EP0852661A2 Process and device for metering the introduction of a reducing agent into the waste gas or air stream of a combustion unit |
| 07/14/1998 | US5779466 Gas flow controller |
| 07/09/1998 | WO1998029787A1 On-line control of a chemical process plant |
| 07/02/1998 | WO1998028102A1 Method for supplying gas to a chamber and method for regulating the content of a given element in the atmosphere of such a chamber |
| 07/02/1998 | CA2247515A1 Method for supplying gas to a chamber and method for regulating the content of a given element in the atmosphere of such a chamber |
| 07/01/1998 | EP0850438A1 Proportioning valve and control means therefor |
| 06/24/1998 | EP0849515A1 Pilot actuated flow control valve |
| 06/24/1998 | EP0694144B1 Method and means for addition of odour component to consumer gas |
| 06/23/1998 | US5769108 Fluid measuring, dilution and delivery system with air leakage monitoring and correction |
| 06/18/1998 | WO1998025570A1 Compounding assembly for nutritional fluids |
| 06/17/1998 | EP0848312A1 Fluid mixing device |
| 06/17/1998 | EP0848310A1 System and method for monitoring the proportional volume of constituents provided to a mixture |
| 06/16/1998 | US5765585 Sample decade dilution system and procedure |
| 06/16/1998 | CA1339908C Dye color control system |
| 06/13/1998 | CA2224766A1 System and method for monitoring the proportional volume of constituents provided to a mixture |
| 06/11/1998 | WO1998024722A2 Method and apparatus for accurately dispensing liquids and solids |
| 06/11/1998 | WO1998024629A1 Process and plant for preparing printing paste or the like, in particular for printing textile or carpet webs |
| 06/10/1998 | EP0809823A4 Chemical blending system with titrator control |
| 06/10/1998 | DE19648465C1 Production of ready-to-use finishing and spinning solution giving constant properties |