Patents
Sitemap › G05 - Controlling; Regulating › G05D - Systems for controlling or regulating non-electric variables › G05D 11 - Ratio control
Patents for G05D 11 - Ratio control (5,344)
11/1988
11/17/1988WO1988009006A1 Liquid injection apparatus having an external adjustor
11/17/1988EP0290451A1 Device for injecting a fluid into a network
11/15/1988CA1244910A1 Electronically controlled gas blending system
11/02/1988EP0289048A2 Measuring mixer for liquids and powders
11/01/1988US4782454 Combination weighing device
10/1988
10/25/1988US4779762 Method and apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam
10/25/1988CA1243754A1 Compounding system
10/18/1988US4779186 Automatic density control system for blending operation
10/12/1988CN87216778U Flux dosing controller
09/1988
09/22/1988WO1988007188A1 Liquid/gas ratio control in pipes
09/15/1988DE3707352A1 Mixing apparatus for at least two gases
08/1988
08/30/1988CA1241199A1 Pressure controlled pulse generator
08/23/1988US4765356 Method and apparatus for mixing fluids
08/17/1988EP0278520A2 Automatic dilution system
08/09/1988CA1240151A1 Flow volume proportioning system
07/1988
07/20/1988CN86108905A Raw meal composition charge ratio autocontrol system for vertical furnance cement mill
06/1988
06/28/1988CA1238551A1 Timed flow control valve assembly
06/21/1988CA1238397A1 Cattle feed mixing control
06/21/1988CA1238190A1 Mixer with flow meter intended for the delivery of a mixture made up of two gas whose proportions shall not be inferior to a given value
06/16/1988WO1988004412A1 Flowmeter for measuring volumetric flow
06/16/1988WO1988004278A1 Automated system for adding multiple fluids to a single container
06/16/1988WO1988004225A1 Device for metering at least two flowable reaction components into a mixing chamber
06/14/1988US4751054 Ammonia injection controlled by temperature and gas flow rate monitors; computers
05/1988
05/31/1988US4747731 Automatic powder feeding apparatus
05/19/1988DE3710830A1 Spritzmaschine, insbesondere zum flaechenproportionalen verspruehen von spritzbruehe Spray machine, particularly for flaechenproportionalen exude from spritzbruehe
05/19/1988DE3638491A1 Process for controlling the combustion process of H2S-containing gases
05/03/1988EP0245376A4 Water treatment apparatus.
05/03/1988CA1235869A1 Method and apparatus for producing polymer articles
04/1988
04/27/1988EP0198915A4 Compounding system.
04/26/1988US4739647 Apparatus and method for continuously monitoring non-condensable gases in a flow of mixed gases
04/26/1988CA1235574A1 Liquid proportioner
04/14/1988DE3634449A1 Instrument for controlling or regulating a mass flow of a gaseous or vaporous or liquid medium
04/12/1988US4737037 Beverage proportioner apparatus
04/12/1988US4736590 Apparatus and method for continuously monitoring non-condensable gases in a flow of mixed gases
04/07/1988DE3733200A1 Method for the rapid determination of ternary solution compositions
04/06/1988EP0262259A1 System for controlling mass flow rates of two gases
04/05/1988US4735225 Method and apparatus for drawing and regulating the output and pressure of a liquid additive
03/1988
03/29/1988US4733971 Programmable weight sensitive microingredient feed additive delivery system and method
03/22/1988US4732689 Feeder assembly for adding dissolvable agent to a flowing liquid
03/17/1988DE3630992A1 Apparatus for metering and mixing materials
03/16/1988EP0259689A1 Apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam
03/15/1988US4731176 Control system for froth flotation processes
03/09/1988EP0258445A1 Device for automatic dosage of gas into liquid
03/01/1988US4728434 Liquid chromatography
02/1988
02/18/1988DE3627501A1 Apparatus for the rate-proportional metering of additives
02/16/1988US4724795 Automatic solution concentration monitoring system
02/09/1988CA1232653A1 Feed meter for conveyed material
02/02/1988US4722363 Additive injection system for fluid transmission pipelines
01/1988
01/20/1988EP0253647A1 Device for dosing a flowing fluid
01/14/1988DE3621284A1 Arrangement with an admixer for admixing chemicals to a liquid stream
01/12/1988US4719574 Batch control system
01/07/1988DE3622354A1 Device for regulating the dosage of flow media
01/07/1988DE3621283A1 Addition device for feeding bulk material into a liquid stream
01/06/1988CN87206999U High precision hydrogen nitrogen proportion micro-computer controlling system
01/05/1988US4717582 Electroconductivity
12/1987
12/22/1987US4714545 Fluid proportioning pump system
12/22/1987US4714087 Fuel additive proportioning apparatus and method
12/08/1987US4710993 Controlling rate of flow from tanks provides shade variation; computer monitoring; recirculation
12/01/1987US4710887 Computer controlled constant concentration and size particulate general system
11/1987
11/25/1987EP0246797A1 Method and apparatus for controlling the density of a foam
11/19/1987EP0245376A1 Water treatment apparatus
11/11/1987CN87103098A Post-mix method and system for supply of powderized materials
11/10/1987US4705669 Gas analyzer for simultaneously measuring many ingredients
10/1987
10/28/1987EP0243310A2 Method for controlling and optimizing industrial processes
10/28/1987EP0243269A2 Post-mix method and system for supply of powderized materials
10/21/1987EP0241751A2 Method of continuously monitoring the gaseous constituents of a gas mixture, besides oxygen
10/20/1987US4701111 Regulation of vane pumps
10/14/1987EP0240658A1 Fluid proportioning pump system
10/06/1987US4698160 Method and apparatus for preparing hemodialysis fluids of accurately portioned components
09/1987
09/30/1987EP0239331A2 Automatic powder feeding apparatus
09/30/1987EP0239106A2 Process for reducing the N0x content in gases, in which NH3 is continuously added to the gas stream
09/08/1987US4691730 Constant percentage flow divider
09/01/1987US4690005 Diluting dosage device
08/1987
08/27/1987WO1987005133A1 Device for automatic dosage of gas into liquid
08/25/1987US4688699 Bactericidal mixture control system having flow and dispense duration controls for respective substances
08/19/1987EP0232454A1 Actuating device for a thermostatically regulated mixing valve
08/18/1987US4687031 Valve control with mechanical memory
08/13/1987WO1987004586A1 Device for injecting a fluid into a network
08/05/1987EP0230860A1 Method and apparatus for dosage regulation, especially for fire-fighting vehicle
07/1987
07/28/1987US4682712 Devices for the preparation of a mixture from at least two fluids with a definite mixture ratio
07/28/1987US4682628 Faucet system
07/15/1987EP0229021A1 Valve control with mechanical memory
07/09/1987DE3637925A1 Method of filling pressure capsules with different commercial gases
07/07/1987US4677846 Method of measuring and regulating the concentration of a fibre suspension and a device for carrying out the method
06/1987
06/30/1987US4677567 Fuel blending process
06/30/1987US4676926 Method of regulating the quality of a foam when it exits from a foam conveyor line
06/09/1987US4671456 Air modulated in duct humidification and evaporative cooling system
05/1987
05/27/1987EP0222994A1 Gas analyzer for the simultaneous measurement of a plurality of ingredients
05/26/1987CA1222300A1 Computer controlled constant concentration and size particulate aerosol generation system
05/21/1987WO1987003111A1 Water treatment apparatus
05/20/1987CN86103929A Automatical ratio control system for applying glue to wood shavings
04/1987
04/28/1987EP0203182A4 Dye color control system.
04/14/1987US4657568 Agricultural ammonia
04/08/1987EP0217402A2 Bactericidal mixture control system
04/07/1987US4656600 Mixing of printing inks
04/07/1987US4655370 Feed meter for conveyed material
03/1987
03/31/1987US4654802 Cement metering system
03/24/1987US4653010 Compounding system
03/24/1987US4651765 Fertilizer pump
03/18/1987CN86105523A Method and apparatus for controlling a fluid mixture ratio
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