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Class Information
Number: 137/341
Name: Fluid handling > With heating or cooling of the system > With electric heating element
Description: Apparatus in which an electric heating element is used to heat the fluid or the device or a part thereof.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8701713 Heating device for a device for transporting a fluid containing a hydrocarbon Apr. 22, 2014
8667983 Relief valve for oil pump Mar. 11, 2014
8640727 Dopant gas generating device Feb. 4, 2014
8563864 Flexible tubing and novel manufacturing methods for making such a tubing Oct. 22, 2013
8555733 System and method for analyzing a refrigerant sample Oct. 15, 2013
8534311 Vacuum valve Sep. 17, 2013
8459295 Localized droplet heating with surface electrodes in microfluidic chips Jun. 11, 2013
8459300 Arrangement for feeding a liquid additive for an internal-combustion engine Jun. 11, 2013
8443830 Heater built-in valve May. 21, 2013
8371328 Back pressure valve with inductively heated flap Feb. 12, 2013
8307843 Temperature-controlled pressure regulators Nov. 13, 2012
8201577 Feeding arrangement for a liquid additive for an internal-combustion-engine Jun. 19, 2012
8186374 Fuel cell valve and fuel cell system using the valve May. 29, 2012
8181668 Pressure reducing valve for gas May. 22, 2012
8096112 Exhaust after-treatment system having a secondary tank Jan. 17, 2012
8062612 MEMS integrated circuit comprising microfluidic diaphragm valve Nov. 22, 2011
8024922 Reductant delivery unit for selective catalytic reduction Sep. 27, 2011
8015993 Heatable hydrogen pressure regulator Sep. 13, 2011
7981386 Mechanically-actuated microfluidic valve Jul. 19, 2011
7965930 Flexible tubing with imbedded helical conductors and method of making Jun. 21, 2011
7926509 Method for flow rate control of clustering fluid and device for flow rate control of clustering fluid employed in the method Apr. 19, 2011
7892496 Mechanically-actuated microfluidic pinch valve Feb. 22, 2011
7887756 Microfluidic system comprising mechanically-actuated microfluidic pinch valve Feb. 15, 2011
7849873 Heater unit for installation on valve Dec. 14, 2010
7814929 Clean line heated valve Oct. 19, 2010
7814928 Microfluidic devices and related methods and systems Oct. 19, 2010
7770592 Valve with freeze-proof heated valve seat Aug. 10, 2010
7757707 Well head valve insulator Jul. 20, 2010
7726333 Fluid controller Jun. 1, 2010
7717143 Heated outlet valve for a hydrogen storage tank May. 18, 2010
7690366 Throttle valve and method of producing the same Apr. 6, 2010
7677265 Fluid control apparatus with heating apparatus Mar. 16, 2010
7673649 Vacuum thermal insulating valve Mar. 9, 2010
7624754 Double-disk slide valve Dec. 1, 2009
7572428 Process for producing fluorine gas Aug. 11, 2009
7549438 Valve heated by split solenoid Jun. 23, 2009
7546848 Cartridge valve with integrated ceramic ring heater Jun. 16, 2009
7446288 Device including inductively heatable fluid retainment region, and method Nov. 4, 2008
7364139 Carburetors Apr. 29, 2008
7334595 Cabinet for chemical delivery with solvent purging and removal Feb. 26, 2008
7325563 Electromagnetic valve Feb. 5, 2008
7299814 Method and apparatus for selectively shutting off the flow of water to a building Nov. 27, 2007
7243674 Collapsible enclosure Jul. 17, 2007
7238170 Warmer for medical treatment and its control method Jul. 3, 2007
7228873 Valve design and configuration for fast delivery system Jun. 12, 2007
7191793 Diaphragm valve for atomic layer deposition Mar. 20, 2007
7159608 Manifold system and method for compressed medical gases Jan. 9, 2007
7137412 Relay Nov. 21, 2006
7131461 Stream switching system Nov. 7, 2006
7128081 Peltier based freeze-thaw valves and method of use Oct. 31, 2006

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