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Class Information
Number: 165/156
Name: Heat exchange > Non-communicating coaxial enclosures > Helical conduit means
Description: Apparatus with means forming a helical flow path in the outer chamber.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8622030 Spiral heat exchanger for producing heating and/or sanitary use hot water, specifically designed for condensation applications Jan. 7, 2014
8534090 Cooling system for an auxiliary device Sep. 17, 2013
8485246 Spiral heat exchanger Jul. 16, 2013
8398729 Gasification systems for partial moderator bypass Mar. 19, 2013
8313706 Gasket, reactor using the same for spiral sealing and manufacturing method thereof Nov. 20, 2012
8302876 Vehicle supplemental heating system Nov. 6, 2012
8251133 Helical coil-on-tube heat exchanger Aug. 28, 2012
8186423 Apparatus for cooling a hot gas May. 29, 2012
8183723 Cooling jacket and stator assembly for rotary electric device May. 22, 2012
8162040 Heat exchanging insert and method for fabricating same Apr. 24, 2012
8141199 Heat exchanger system Mar. 27, 2012
8113440 Vehicle supplemental heating system including spool valve manifold Feb. 14, 2012
8100195 Motor cooling radiators for use in downhole environments Jan. 24, 2012
8087182 Method for operating a condenser tumble-dryer comprising condenser tumble dryer that is suitable for said method Jan. 3, 2012
8074371 Process and apparatus for removing volatile substances from highly viscous media Dec. 13, 2011
8042495 Device for preventing initial hot water supplying in concentric tube type heat exchanger and its control method Oct. 25, 2011
8038747 Methods and systems for partial moderator bypass Oct. 18, 2011
8028746 Heat exchanger with finned tube and method of producing the same Oct. 4, 2011
8011536 Device for providing a cooled or heated liquid onboard an aircraft Sep. 6, 2011
7908766 Clothes dryer Mar. 22, 2011
7866378 Double-wall pipe, method of manufacturing the same and refrigerant cycle device provided with the same Jan. 11, 2011
7685715 Methods for processing the contents of containers and tanks and methods for modifying the processing capabilities of tanks and containers Mar. 30, 2010
7626292 Cast groove electric motor/generator cooling mechanism Dec. 1, 2009
7607471 Temperature control device Oct. 27, 2009
7597136 Heat exchanger with helical flow paths Oct. 6, 2009
7578669 Hybrid combustor for fuel processing applications Aug. 25, 2009
7563159 Airflow control in heating and air-conditioning units Jul. 21, 2009
7506680 Helical heat exchange apparatus Mar. 24, 2009
7360580 External flue heat exchangers Apr. 22, 2008
7322404 Helical coil-on-tube heat exchanger Jan. 29, 2008
7293603 Plastic oil cooler Nov. 13, 2007
7216696 External flue heat exchangers May. 15, 2007
7205533 Cooling apparatus Apr. 17, 2007
7165605 Multi-tube in spiral heat exchanger Jan. 23, 2007
7143820 Systems for improved heat exchanger Dec. 5, 2006
7096664 Internal combustion engine Aug. 29, 2006
RE39075 Heater for physiological fluids Apr. 18, 2006
6988542 Heat exchanger Jan. 24, 2006
H2139 Active heating system for oil pipeline Jan. 3, 2006
6886361 Liquid chiller evaporator May. 3, 2005
6877334 Cooling unit and manufacturing method of the same Apr. 12, 2005
6823668 Waste heat recovery device of internal combustion engine Nov. 30, 2004
6804965 Heat exchanger for high purity and corrosive fluids Oct. 19, 2004
6789615 Heat exchanger, in particular for swimming pools Sep. 14, 2004
6751983 Air conditioning unit with an inner heat transfer unit Jun. 22, 2004
6749014 External flue heat exchangers Jun. 15, 2004
6736198 Assembling heat exchanger of spiral sleeve May. 18, 2004
6662592 Ice cream machine including a secondary cooling loop Dec. 16, 2003
6644391 Spiral heat exchanger Nov. 11, 2003
6568467 Helical type heat exchanger having intermediate heating medium May. 27, 2003

1 2 3 4










 
 
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