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Class Information
Number: 138/38
Name: Pipes and tubular conduits > With flow regulators and/or baffles > Heat transfer
Description: Pipes in which the baffle or other means is designed to facilitate a transfer of heat between fluids inside and outside of the pipe.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8474517 Heat exchanger with collecting tube, collecting tube, and method for producing the same Jul. 2, 2013
8459017 Low pressure drop mixer for radial mixing of internal combustion engine exhaust flows, combustor incorporating same, and methods of mixing Jun. 11, 2013
8391696 Fuel gas conditioning system with scissor baffles Mar. 5, 2013
8295692 Scissor baffles for fuel gas conditioning system Oct. 23, 2012
8276619 Drain for exhaust gas duct Oct. 2, 2012
8201621 Heat exchanging hollow passages with helicoidal grooves Jun. 19, 2012
8122856 Steam generator pipe, associated production method and continuous steam generator Feb. 28, 2012
8047235 Fluid-permeable body having a superhydrophobic surface Nov. 1, 2011
7987900 Heat exchanger with heat exchange chambers utilizing respective medium directing members Aug. 2, 2011
7963299 Heat dissipation Jun. 21, 2011
7878231 Piping with coolant inlet Feb. 1, 2011
7841391 Flooded type evaporating heat-exchange copper tube for an electrical refrigeration unit Nov. 30, 2010
7836944 Multichannel flat tube for heat exchanger Nov. 23, 2010
7823630 Tube for heat exchanger and method of manufacturing tube Nov. 2, 2010
7647945 Baffle for coolant passages in plastic injection molds Jan. 19, 2010
7642006 Secondary battery module Jan. 5, 2010
7637286 Absorber for a pipe construction or sewer construction and pipe or sewer configuration provided with the absorber Dec. 29, 2009
7588666 Compact rectifying unit for separation of mixed fluids and rectifying process for separation of such mixed fluids Sep. 15, 2009
7581563 Exhaust pipe with profiled inner tube, and method of making an exhaust pipe Sep. 1, 2009
7288128 Intermittent mixer with low pressure drop Oct. 30, 2007
7267166 Grooved tubes for heat exchangers that use a single-phase fluid Sep. 11, 2007
7169292 Pyrolysis tube and pyrolysis method for using the same Jan. 30, 2007
7055586 Multitubular heat exchanger Jun. 6, 2006
7044210 Heat transfer pipe and heat exchange incorporating such heat transfer pipe May. 16, 2006
7000572 Telescopic baffle for water heater Feb. 21, 2006
6994150 Engine guard oil cooler Feb. 7, 2006
6978825 Device and process for the heat insulation of at least one underwater pipe at great depth Dec. 27, 2005
6962193 Tubular catalytic aircraft precooler Nov. 8, 2005
6923216 Microfluidic device with ultraphobic surfaces Aug. 2, 2005
6907922 Heat exchanger Jun. 21, 2005
6892806 Heat exchanger for motor vehicles May. 17, 2005
6889711 Tube for feeding fastening elements for a fastening apparatus May. 10, 2005
6845788 Fluid handling component with ultraphobic surfaces Jan. 25, 2005
6843273 Gilled pipe Jan. 18, 2005
6810916 Heated drain line apparatus Nov. 2, 2004
6739387 Heat exchanger tubing and heat exchanger assembly using said tubing May. 25, 2004
6732788 Vorticity generator for improving heat exchanger efficiency May. 11, 2004
6682021 System and method for actively manipulating and controlling fluid flow over a surface Jan. 27, 2004
6675881 Heat exchanger with fins formed from slots Jan. 13, 2004
6672376 Twisted-louver high performance heat exchanger fin Jan. 6, 2004
6662860 Heat transfer pipe for liquid medium having grooved inner surface and heat exchanger employing the same Dec. 16, 2003
6655451 Heat transfer tube for falling film type evaporator Dec. 2, 2003
6644394 Braze alloy flow-barrier Nov. 11, 2003
6640886 Heat exchanger tube, heat exchanger and method of making the same Nov. 4, 2003
6622785 Folded multi-passageway flat tube Sep. 23, 2003
6615911 High performance liquid-cooled heat sink with twisted tape inserts for electronics cooling Sep. 9, 2003
6615872 Flow translocator Sep. 9, 2003
6595241 Prefabricated elements for thermal maintenance of industrial pipe Jul. 22, 2003
6582655 Insulation coverage system and method for inhibiting biological contamination Jun. 24, 2003
6561226 Closed-loop controlled apparatus and method for preventing chamber contamination May. 13, 2003

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