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Class Information
Number: 137/8
Name: Fluid handling > Processes > With control of flow by a condition or characteristic of a fluid > For producing uniform flow
Description: Processes in which one or more characteristics or conditions of a fluent material is determined and used to control the system in such a manner as to cause a uniform flow of a fluent material through a part of the system.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8644993 Method of controlling the flow rate of the liquid by controlling operation of the pump Feb. 4, 2014
8053249 Method of pumping fluid through a microfluidic device Nov. 8, 2011
8047292 Method and apparatus for preventing slug flow in pipelines Nov. 1, 2011
8016802 Method, apparatus and system for ostomy bag irrigation Sep. 13, 2011
7974741 Managing information related to industrial equipment Jul. 5, 2011
7905196 Aerosol generating apparatus, method for generating aerosol and film forming apparatus Mar. 15, 2011
7809954 Biometric control of equipment Oct. 5, 2010
7794544 Control of gas flow and delivery to suppress the formation of particles in an MOCVD/ALD system Sep. 14, 2010
7704728 Microfluidic gravity pump with constant flow rate Apr. 27, 2010
7517440 Electrokinetic delivery systems, devices and methods Apr. 14, 2009
7390412 Method of managing the valves of a simulated moving bed separation system Jun. 24, 2008
7327045 Fuel delivery system and method providing regulated electrical output Feb. 5, 2008
7189580 Method of pumping fluid through a microfluidic device Mar. 13, 2007
7189581 Method of obtaining a sample concentration of a solution in a microfluidic device Mar. 13, 2007
7155319 Closed loop control on liquid delivery system ECP slim cell Dec. 26, 2006
7105096 Collection of sludge from the floor of a basin with multiple balanced-flow headers Sep. 12, 2006
7005073 Residual wastewater chlorine concentration control using a dynamic weir Feb. 28, 2006
6889700 Method and apparatus for fluid flow control May. 10, 2005
6871666 Bi-directional dual chamber orifice fitting Mar. 29, 2005
6701223 Method and apparatus for determining optimal control settings of a pipeline Mar. 2, 2004
6581625 Liquid supply system, method for cleaning the same and vaporizer Jun. 24, 2003
6505134 Method of calibrating a single meter blending fuel dispensing system Jan. 7, 2003
6378542 Flow control device having a lip seal and compressible bypass pads and associated method for operating an appliance water valve Apr. 30, 2002
6325094 Self-metering reservoir Dec. 4, 2001
6324840 Bulk fuel delivery system for operating a fluid driven power source at a constant speed Dec. 4, 2001
6314980 Pressure compensator flow control Nov. 13, 2001
6311712 Fluid flow control valve system Nov. 6, 2001
6286986 Multiple tub mobile blender and method of blending Sep. 11, 2001
6165267 Spin coating apparatus Dec. 26, 2000
6019114 Self-metering reservoir Feb. 1, 2000
6003535 Micro control valve and apparatus and method for making semiconductors with high purity process gas Dec. 21, 1999
5896881 Process and device to regulate the inner pressure of a tank and/or to establish defined flow conditions for gas currents in the head space of tanks Apr. 27, 1999
5878766 Pressure compensated flow control valve Mar. 9, 1999
5875806 Flow control valve with increased flow range Mar. 2, 1999
5767384 System for developing laminar flow Jun. 16, 1998
5711338 Regulating drum for multiphase effluents and associated draw-off means and method for operating same Jan. 27, 1998
5671767 Gas mixing apparatus for respirator Sep. 30, 1997
5564456 Method for mitigating slugs in a pipeline Oct. 15, 1996
5551469 Method and apparatus to maintain index steam quality in both outlet legs of a horizontal impact T junction Sep. 3, 1996
5524659 Flow control valve and control method therefor Jun. 11, 1996
5509434 Apparatus and method for controlling and metering the flow of gas through a pipeline Apr. 23, 1996
5488969 Metering valve Feb. 6, 1996
5447173 Mass flow controller, operating method and electromagnetic valve Sep. 5, 1995
5433237 Dedrooped bypass valve Jul. 18, 1995
5421357 Process for optimizing a device for regulating and damping a multiphase flow and device obtained with the process Jun. 6, 1995
5415195 Method and apparatus for controlling phase splitting at branch T pipe junctions May. 16, 1995
5370146 Sample valve Dec. 6, 1994
5357995 Self-cleaning slurry metering valve Oct. 25, 1994
5331995 Flow control system for medical ventilator Jul. 26, 1994
5323661 Laminar flow elbow system and method Jun. 28, 1994

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