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7631671 |
Versatile systems for continuous in-line blending of butane and petroleum
A system and method are provided for in-line processes of blending butane into gasoline streams, and for blending butane into a gasoline stream at any point along a petroleum pipeline. The...
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7614421 |
Pressure-based gas delivery system and method for reducing risks associated with storage and delivery of high pressure gases
Apparatus and method for dispensing a gas using a gas source coupled in selective flow relationship with a gas manifold. The gas manifold includes flow circuitry for discharging gas to a gas-using...
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7603186 |
Adaptive response time closed loop control algorithm
A system and method for controlling a flow of a fluid using an adaptive closed-loop-control algorithm is described. One embodiment includes a method for receiving a set point indicator and/or a...
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7543595 |
Valve calibration method and apparatus
An arrangement for calibrating a Venturi valve includes a source of flow measurements and a processing circuit. The Venturi valve has a variable shaft position and is operable to provide an air...
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7533682 |
System and method of providing water flow rate compensation
A system and method of flow rate compensation is provided to allow precise volume dispensing over widely varied and varying input process media pressure and flow conditions. This system utilizes...
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7493195 |
Fluid regulation control
Controlling fluid regulation may provide increased efficiency and reliability. In one general aspect, a system and process for fluid regulation may include the ability to receive a command signal,...
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7481240 |
Partial pressure control system, flow rate control system and shower plate used for partial pressure control system
A partial pressure control system 45 includes two valves 2 which are branched from an operation gas supply pipe 44 and which variably control operation gas, pressure sensors 3 which are...
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7445017 |
Mesovalve modulator
A mesovalve having a diaphragm situated between a first chamber and a second chamber. There may be an inlet and an outlet in the first chamber. The diaphragm may provide an orifice between the...
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7424894 |
Method and apparatus for providing a determined ratio of process fluids
A fluid flow control system that includes a fluid inlet to receive a flow of process fluid and a plurality of fluid outlets. The plurality of fluid outlets include a first fluid outlet and at least...
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7422028 |
Apparatus for controlling and metering fluid flow
A device for metering and controlling fluid flow includes a variable orifice and is configured to use a pressure sensor. The device includes a fluid flow conduit having at least one planar inner...
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7412986 |
Method and system for flow measurement and validation of a mass flow controller
Systems and methods for flow verification and validation of mass flow controllers are disclosed. A mass flow controller may be commanded to a specified flow and flow measurement commenced. Gas is...
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7412336 |
Attitude insensitive flow device system and method
Disclosed herein are systems and methods for attitude insensitive flow devices. The system can include a flow device having a processor and a computer readable medium accessible by the processor...
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7389787 |
Closed loop additive injection and monitoring system for oilfield operations
A system is provided that monitors at the wellsite injection of additives into formation fluids recovered through wellbores and controls the supply of such additives from remote locations. The...
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7387135 |
Valve assembly having rigid seating surfaces
A valve assembly including a valve body having a bore and a port extending to the bore, an orifice member received in the bore and having an end wall and a side wall, and wherein the end wall...
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7380564 |
System and method for a mass flow controller
A system and method for controlling a mass flow controller to have a constant control loop gain under a variety of different types of fluids and operating conditions, and for configuring the mass...
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7367350 |
Processing device and method of maintaining the device
A film processing device using vaporized liquid source capable of confirming the flow control accuracy of flow control equipment such as a mass flow controller ( 15 ) controlling the flow of the...
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7334602 |
Apparatus for controlling flow rate of gases used in semiconductor device by differential pressure
Provided is apparatus for controlling flow rate of gases used in semiconductor device by differential pressure by generating differential pressure in a fluid path. A differential pressure...
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7299818 |
Integrated microvalve and method for manufacturing a microvalve
An integrated microvalve has a substrate, a first function layer applied to the substrate, and a second function layer applied to the first function layer, the first function layer being designed...
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7287541 |
Method, apparatus and system for controlling fluid flow
A system, apparatus and method of controlling the flow of a fluid are provided. In accordance with one embodiment of the present invention, a flow control device includes a valve having a flow path...
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7284564 |
Gas storage and dispensing system for variable conductance dispensing of gas at constant flow rate
A gas supply system arranged for dispensing of gas at a predetermined flow rate. The system employs a gas dispensing flow circuitry arranged for dispensing gas at selectively variable gas flow...
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7283913 |
Method of executing a leak control system, and a leak control system for performing the method
The invention relates to a leak control system ( 1 ) in two-stringed pipe installations and a method of executing a leak control system comprising one stop valve ( 2 ) with an associated flow meter...
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7225085 |
Precision gas flow meter
A precision gas flow meter that is capable of measuring small flow rates of gasses precisely in the range of 0.01 to 10 L per minute. The meter is designed to measure the gas flow in small volume...
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7204270 |
Automated water shut-off valve
A device includes a housing that has a plurality of monolithically formed walls, wherein selected walls are provided with inlet and outlet ports respectively. The housing includes a coupling in...
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7163024 |
Flow control valve and flow control device
There are provided a flow control valve and a flow control device suitable for allowing flow control of a fluid with high accuracy. Diaphragms 8 and 9 are mounted to upper and lower openings,...
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7159602 |
Flow-measuring valve device and method
A flow measuring valve device ( 1 ) for fluid, the flow measuring valve ( 1 ) comprising a first restriction ( 48 ) and a second restriction ( 76 ) connected in series with the first restriction (...
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7143774 |
Method and apparatus for providing a determined ratio of process fluids
A fluid flow control system that includes a fluid inlet to receive a flow of process fluid and a plurality of fluid outlets. The plurality of fluid outlets include a first fluid outlet and at least...
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7143782 |
Pressure regulator module for controlling a gas
A pressure regulator module for controlling a gas is provided, which includes a chamber, at least one gas inlet, and at least one gas outlet. In addition, a proportional valve operating essentially...
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7140384 |
Substrate processing equipment having mass flow controller
A mass flow controller includes a base having a first passage, an inlet portion for introducing fluid into the first passage, an outlet portion for releasing the fluid from the first passage, and a...
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7137400 |
Bypass loop gas flow calibration
Described herein are apparatuses, methods and systems to monitor the performance of one or more mass flow controllers that supply gases to deposition, etching, and other manufacturing processes. A...
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7131451 |
Apparatus for controlling and metering fluid flow
A device for metering and controlling fluid flow includes a variable orifice and is configured to use a pressure sensor. The device includes a fluid flow conduit having at least one planar inner...
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7114517 |
High purity fluid delivery system
A fluid delivery system includes a flow control device and a Coriolis mass flowmeter in fluid communication with the flow control device. The Coriolis flowmeter has a flow-tube made of a...
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7104275 |
Pinch valve
A control valve includes an elastomeric flow tube, a plunger having first and second ends, and a pinch member connected to the first end of the plunger. The pinch member is situated adjacent the...
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7100631 |
Multifunction passive and continuous fluid feeding system
The present invention is to provide a kind of multifunction passive and continuous fluid feeding system for external systems, the fluid-feed system including a storing and transmitting component, a...
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7069944 |
Flow rate control device
To control a flow rate ranging from an extremely-low rate to a high rate, particularly, to control an extremely-low flow rate accurately, the following processes are executed. A regulator, a flow...
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7066882 |
System, method and apparatus for regulating vacuum supplied to surgical tools
A system, method and apparatus for regulating vacuum applied to surgical suction devices allowing the use of a single vacuum regulator and associated canister to provide vacuum to two suction...
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7059363 |
Method of supplying divided gas to a chamber from a gas supply apparatus equipped with a flow-rate control system
A method for supplying a specified quantity Q of processing gas while dividing at a desired flow rate ratio Q 1 /Q 2 accurately and quickly from a gas supply facility equipped with a flow...
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7057507 |
Flood detection and alarm system
A system for monitoring leaks in dwellings that includes a sensor which detects water flow. The system determines that a leak is occurring when water has flowed through a water line for longer than...
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7051757 |
Flow system with high resolution proportional valve with customizable performance
A flow system includes a proportional valve constructed of chemically inert materials (PTFE) to produce variable fluid flow rates of liquids including inert, and high purity, and even highly...
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7032629 |
Method and system for blending gasoline and butane at the point of distribution
A system and method is provided for blending butane with gasoline at petroleum tank farms, immediately before distribution to tanker trucks. The invention provides a method for blending gasoline...
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7004191 |
Apparatus and method for mass flow controller with embedded web server
A mass flow controller includes an electronic controller that provides a web server that allows access to the web server through such interworking networks as the Internet.
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6990997 |
Fluid distribution device
An apparatus and method for distributing a fluid. A fluid distribution device includes a flow chamber comprising an inlet and an outlet, an equalization chamber; and a diaphragm separating the flow...
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6973936 |
Fluid injection system
A fluid injection system controls the distribution of fluid from a supply line to a selected well at an adjustable rate. A fluid barrier divides a cylinder into first and second chambers. A...
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6964279 |
Pressure-type flow rate control apparatus
A pressure-type flow rate control apparatus controls the flow rate of fluid passing through an orifice to a target flow rate. The flow rate of a compressible fluid under non-critical conditions...
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6955535 |
Array for an automatic firing device for a gas or oil burner
Automatic operation of a blower burner ( 5 ) suitable for liquid and/or gaseous fuels for the generation of heat energy in a furnace ( 1 ) is monitored by an automatic regulating device ( 35 ). The...
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6948508 |
Apparatus and method for self-calibration of mass flow controller
A mass flow controller includes a mass flow sensor and a calibrator configured to perform a self-calibration on the mass flow controller. The calibrator generates flow measurements that are used as...
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6929237 |
Valve actuation system and methods for pipeline valves
The invention is therefore directed to a rotary valve actuating system coupled to a pipeline for a pressurized fluid, the actuating system being coupled to the rotary valve to selectively cause...
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6913031 |
Pulse shot type flow controller and pulse shot type flow controlling method
A flow controller and a flow controlling method are adapted to be released from conventional restrictions by using a novel type called a pulse shot type. A pulse shot (opening/closing operation of...
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6898552 |
Programmed water flow through electronic plumbing devices and related methods
An electronic plumbing device, such as a faucet, has a microprocessor that is programmed to periodically purge stagnant water remaining in the faucet at predetermined time intervals. The...
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6895994 |
Self-operated protection device for pipeline
A protection device which is capable of cutting off a pipeline when the pipeline leaks due to the rupture of the pipe self-operatedly closes the pipeline using fluid kinetic energy. A control rod...
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6889700 |
Method and apparatus for fluid flow control
Methods and apparatus are provided for modulating a flow of fluid in a duct using a rotating member that rotates in the duct. A sensing unit senses the rotation speed of the rotating member and...
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