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Class Information
Number: 137/334
Name: Fluid handling > With heating or cooling of the system
Description: Fluent material device to which has been added means for heating or cooling the device or the fluent material.










Sub-classes under this class:

Class Number Class Name Patents
137/338 Air heated or cooled (fan, fins, or channels) 70
137/340 Circulating fluid in heat exchange relationship 242
137/337 Hot and cold water system having a connection from the hot to the cold channel 111
137/335 With burner 15
137/339 With diversion of part of fluid to heat or cool the device or its contents 29
137/341 With electric heating element 305


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8685120 Method and apparatus to produce synthetic gas Apr. 1, 2014
8555733 System and method for analyzing a refrigerant sample Oct. 15, 2013
8474437 Fuel injection controlling apparatus of internal combustion engine Jul. 2, 2013
8425863 Micro fluidic device Apr. 23, 2013
8277747 Continuous hot fill process Oct. 2, 2012
8273293 Continuous hot fill process Sep. 25, 2012
8175446 Hot runner nozzle heater and methods of manufacture thereof May. 8, 2012
8161997 Multipurpose flow module Apr. 24, 2012
8161998 Frozen/chilled fluid for pipelines and for storage facilities Apr. 24, 2012
8158076 Continuous hot fill process Apr. 17, 2012
8070126 Device for actuation of a valve Dec. 6, 2011
7954506 Automatic freeze protection system for domestic plumbing systems Jun. 7, 2011
7909063 Microchip inspection system and program employed for the same Mar. 22, 2011
7828004 Method and device for storing chemical products in a container Nov. 9, 2010
7755008 Electrical energy generating apparatus Jul. 13, 2010
7726332 Durable water heating system providing rapid hot water delivery Jun. 1, 2010
7624754 Double-disk slide valve Dec. 1, 2009
7600528 Double-disk slide valve Oct. 13, 2009
7140378 Instantaneous water heater Nov. 28, 2006
7089955 Recreational vehicle low temperature water supply warming system Aug. 15, 2006
7051754 Immediate hot water supply device May. 30, 2006
7025077 Heat exchanger for instant warm water Apr. 11, 2006
7007709 Microfluidic device and manufacture thereof Mar. 7, 2006
7004185 Liquid loading techniques Feb. 28, 2006
6988511 Outlet valve structure for water dispenser Jan. 24, 2006
6962295 Thermostat for an automatic hydraulic transmission system Nov. 8, 2005
6953045 Gas delivery system Oct. 11, 2005
6952524 Fluid heater temperature balancing apparatus Oct. 4, 2005
6941963 High-speed diaphragm valve for atomic layer deposition Sep. 13, 2005
6907897 Diaphragm valve for high-temperature precursor supply in atomic layer deposition Jun. 21, 2005
6901949 One-directional microball valve for a microfluidic device Jun. 7, 2005
6889005 Fluid heater with compressible cover freeze protection May. 3, 2005
6878216 Substrate processing method and substrate processing system Apr. 12, 2005
6839509 Fluid heater control apparatus and method with overtemperature protection Jan. 4, 2005
6834664 Device making use of heated fluid to reduce dust products in waste gas pipeline Dec. 28, 2004
6823887 Water heater shut off device with water pressure delay line Nov. 30, 2004
6782196 Fluid heater with freeze protection Aug. 24, 2004
6779539 Dispensing apparatus for delivering controlled amounts of water soluble material to a process stream Aug. 24, 2004
6769444 Microfluidic device and manufacture thereof Aug. 3, 2004
6725876 Control valve with integrated electro-hydraulic actuator Apr. 27, 2004
6672096 Vacuum-breaking valve for refrigeration appliances Jan. 6, 2004
6595232 Microfluidic device and manufacture thereof Jul. 22, 2003
6578596 Apparatus and method for thermoplastic extrusion Jun. 17, 2003
6561213 Fluid distribution system and process, and semiconductor fabrication facility utilizing same May. 13, 2003
6551348 Temperature controlled fluid therapy system Apr. 22, 2003
6491812 Ice water cooling system Dec. 10, 2002
6453937 Hot gas valve construction for reducing thermal shock effects Sep. 24, 2002
6435209 Method and apparatus for preventing ice formation in water towers Aug. 20, 2002
6358414 Pressure regulation apparatus and method for multiple channel high throughput purification Mar. 19, 2002
6237620 Conduit for pressurizing plumbing systems and supplying zantifree plumbing systems May. 29, 2001

1 2 3 4










 
 
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