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8162068 |
Pilot valve, method of using, and fluid system equipped therewith
A pilot valve assembly for regulating the output of a first pressure source relative to a second pressure source, a fluid system equipped with the valve assembly, and a method of operating the...
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8147570 |
Systems and methods for producing fuel compositions
Systems for producing fuel compositions with predetermined desirable properties are disclosed. Feedback control can be employed to meter precise amounts of fuel composition components while...
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8091575 |
Valve system
A valve system for monitoring and controlling a flow of a fluid additive into a main fluid line is disclosed. The system includes a pump that provides a constant flow of the additive from a fluid...
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8043556 |
Ablutionary installations
An ablutionary installation including a mixing valve having respective inlets for hot and cold water and an outlet for temperature controlled water, a temperature sensor for monitoring outlet water...
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8020573 |
Microfluidic channels and reservoirs in portable electronic devices
A microfluidic case and an electronic device including a microfluidic case are described.
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7905245 |
Dosing control system and method
A method and system of controlling addition of a treating agent based on a control function comprising a plurality of demand values is disclosed. Process parameters of a fluid to be treated are...
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7810987 |
Automated solution maker apparatus
An automated solution maker is provided. The automated solution maker mixes a chemical with a solvent to a desired concentration. The concentration of the solution is monitored by measuring the...
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7793675 |
In-line gas purity monitoring and control system
Method for supplying a high purity gas product comprising providing a first gas stream including a major component and at least one impurity component, determining the concentration of the at least...
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7740181 |
Method and device for regulating the temperature of mixed water
A method and a device are provided whereby a container can be continuously filled with mixed water from separate cold and hot water pipes K, W within a short time and the temperature T of the mixed...
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7686499 |
Control system design for a mixing system with multiple inputs
A method for mixing at least two materials is provided. The method comprises introducing the at least two materials into a physical system and combining the at least two materials to form a mixture...
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7681803 |
Perfected device for taking showers at alternating temperatures
Disclosed is a device for taking showers at alternating temperatures. The device is used with a delivery pipe for one or several shower heads, a hot water pipe that is connected to the outlet of a...
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7611068 |
Temperature adjustment handle autorotation prevention device of automatic water mixing valve
A device is provided to prevent the autorotation of the temperature adjustment handle in an automatic hot and cold water mixing valve. A member is prevented from moving in the circumferential...
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7543645 |
Method for servicing a well bore using a mixing control system
A method for servicing a well bore comprises connecting a mixing system to the well bore, controlling the mixing system to produce a material mixture with approximately a desired density, and...
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7448102 |
Method for controlling mixtures especially for fabric processing
A method for supplying liquid mixtures on a mix-on-demand basis for consumptive use, and for maintaining the composition of such mixture on a highly accurate and stable basis. For wet-on-wet...
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7438079 |
In-line gas purity monitoring and control system
Method for supplying a high purity gas product comprising providing a first gas stream including a major component and at least one impurity component, determining the concentration of the at least...
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7416903 |
Wavy interface mixer
The present invention provides methods and apparatus for mixing samples in-line in a microfluidic system, comprising methods of and means for introducing a first fluid sample into a flow-tube at a...
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7201179 |
Modular fluid supply system
A modular fluid supply system for use with a liquid supply source includes a plurality of container packs, a fluid delivery line in fluid communication with the containers of the packs, and a...
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7192559 |
Methods and devices for high throughput fluid delivery
Methods and devices for delivering fluids into microfluidic device body structures are described. The methods and devices include the use of fluid manifolds which are integrated or interchangeable...
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7188637 |
Methods, systems, and articles for controlling a fluid blending system
Described herein are methods, systems, and articles that are useful for controlling a fluid blending system, such as a fluid utility system. The methods, systems, and articles of this invention...
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7090017 |
Low cost method and apparatus for fracturing a subterranean formation with a sand suspension
The present invention is directed to a low cost method and apparatus for fracturing a subterranean formation. The invention involves using a centrifugal pump to combine a fracture fluid, a sand...
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6704617 |
Automated system for control and diagnostics for dispensing systems
This embodiment relates generally to a foam dispensing system, and more particularly to an automated monitoring and diagnostic system for use with foam dispensing systems that permits remote...
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6571817 |
Pressure proving gas valve
A pressure proving gas valve insures safe and efficient operation of a fuel-burning appliance by monitoring combustion air pressure and appropriately controlling the valve based upon this air...
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6561217 |
Rotary mixing solenoid valve for temperature-control
A rotary liquid mixing solenoid valve comprises a valve casing, a cold and/or hot water inletpipes, a mixed water outlet pipe, a temperature sensor installed in the mixed water outlet pipe, and a...
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6439253 |
System for and method of monitoring the flow of semiconductor process gases from a gas delivery system
A flow monitoring system (14) for and method of monitoring the flow of processing gases in a wafer processing system (10) during the manufacturing of microelectronic devices. The wafer processing...
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6415808 |
Apparatus and method for controllably delivering fluid to a second fluid stream
A device for introducing a first fluid into a second fluid stream comprising an enclosure and a member which causes release of a first fluid. The enclosure releasably retains the first fluid. The...
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6394641 |
Preparation of standard gas mixtures
Apparatus for the preparation of gas mixtures includes cylinder which is divided into two chambers by means of a fixed central barrier. This barrier has a central orifice for receiving a rod which...
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6395180 |
Method and apparatus for preparing liquid dialysate
An apparatus for preparing dialysate concentrate includes a vessel, a controllable valve for regulating water flow to the vessel, a first sensing device for detecting when the liquid has reached a...
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6382227 |
Production of constant composition gas mixture streams
Gas mixtures having precise compositions are prepared by separately pumping the components in liquid phase through piping, vaporizing the components, blending the components and analyzing the...
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6303501 |
Gas mixing apparatus and method
The present invention provides apparatus, systems, and methods related to the manufacture of integrated circuits. Specifically, embodiments of the present invention include apparatus designed to...
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6293634 |
Spring bar solenoid in ABS brake system
An object of this invention is to provide a hydraulic brake control device which has a simple structure for the effective holding of the coil unit, for preventing breakage of the electric...
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6253780 |
Method for preparing a welding fluid of constant physico-chemical characteristics with time, and a plant for its preparation
A method for preparing a welding fluid consisting of a mixture of at least two components. The method including the steps of withdrawing the mixture components from respective tanks and feeding...
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6253779 |
Blending system and method using an auxiliary measuring device
A system for blending two-blend components to form a blended final product including a first supply line for supplying a first blend component at a first flow rate and a second supply line for...
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6224778 |
Method for manufacturing a system for mixing fluids
A method of manufacturing a system for mixing fluids for providing a flow of a fluid product having a certain pre-established quality or characteristic, from a flow of a first fluid component and a...
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6208913 |
Chemical injection system
A system for injecting chemicals, e.g., odorants, from a chemical supply into a conduit or container includes three primary components, a pump for injecting the odorant, a metering device, and a...
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6086753 |
System for eliminating gases in a container
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6059880 |
Coating apparatus
A coating apparatus according to the invention comprises a spin chuck for holding a substrate, resist solution tanks which contain a primary resist solution, a thinner tank which contains thinner,...
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6050283 |
System and method for on-site mixing of ultra-high-purity chemicals for semiconductor processing
A system and method for mixing and/or diluting ultrapure fluids, such as liquid acids, for semiconductor processing. The system includes first and second chemical dispensers, the first and second...
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6016825 |
Metering device
The invention relates to a metering device for the metered admixture of a first fluid in a second fluid. The device comprises a housing (10) with a first inlet (15, 16), a second inlet (11), and an...
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6006775 |
Fuel dispensing system using a common meter and octane sensing
A system and method for dispensing a fuel derived from one or more fuels having different octane ratings respectively stored in a plurality of storage tanks. The fuels are passed from their...
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5972223 |
Method and apparatus for the central preparation and distribution of salt concentrates
Methods for the central preparation and distribution of a concentrate to a plurality of medical treatment devices are disclosed comprising supplying a stream of substantially only water to a...
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5904291 |
Thermostatic faucet mixing valve
A thermostatic regulator (30) for a single handle mixer valve (12) has a sensor (32) mounted in a mixed water chamber (34) for sensing the temperature of the outlet water. The sensor is connected...
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5888344 |
Method of and an apparatus for processing a substrate
A substrate processing apparatus does not allow sudden boiling of supplementary liquid but rather sufficiently diffuses the supplementary liquid into processing liquid so that the temperature of...
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5878771 |
Precision gas blender
Apparatus and methods for precision batch or continuous flow blending of gases are described. Pulsatile precision metering valves having substantially zero dead space are employed to introduce...
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5865206 |
Process and apparatus for backing-up or supplementing a gas supply system
The invention is directed to a process for providing a gas having a minimum pressure and a composition that includes a major component to an end application, said process comprising the following...
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5855791 |
Performance-based control system
A method for detecting and controlling cooling system characteristics. A flow rate of make-up cooling medium is measured. A conductivity of the make-up cooling medium is measured. A conductivity of...
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5792342 |
Apparatus for coordinating chemical treatment of sewage
A method and apparatus for treating nuisance odor streams is provided. One embodiment of the invention is directed to a method and apparatus in which deodorizing chemical agents are applied to an...
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5779466 |
Gas flow controller
A gas flow rate controller arranged between a gas burner and a flammable gas source and a combustion-assisting gas source includes a gas flow rate setting means for producing a flow rate setting...
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5779357 |
Method and apparatus for the preparation of a medical solution
A method and an apparatus for preparation of a medical solution from water and a plurality of concentrates, including at least one acid in gaseous form, comprises the steps of transporting the...
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5711338 |
Regulating drum for multiphase effluents and associated draw-off means and method for operating same
The invention is a system for drawing off multiphase effluents. The system includes a drum; at least one assembly, located in the drum, for drawing a multiphase fluid contained in the drum to...
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5699826 |
Hazardous gas mixing apparatus with rake for dislodging conduit deposits
An apparatus is disclosed for mixing ambient air and a hazardous gas with the gas being admitted to the apparatus via an inlet conduit. A rake disposed for travel within said conduit periodically...
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