ClassID:

162226

F28F13/12 - page 3 - CPC Classification

Classification description:

Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation

Recent Application in this class:
#601
20070119576
2007-05-31

Heat exchanger with modified tube surface feature

#602
20070107882
2007-05-17

Flow channel for a heat exchanger, and heat exchanger comprising such flow channels

#603
20070095514
2007-05-03

Tube for heat exchanger and method of manufacturing the same

#604
20070095503
2007-05-03

High density corrosive resistant gas to air heat exchanger

#605
20070074773
2007-04-05

Fluidic device

#606
20070072028
2007-03-29

Fuel cell system

#607
20070068663
2007-03-29

HEAT EXCHANGER

#608
20070044939
2007-03-01

Tube design for an air-to-air aftercooler

#609
20070029067
2007-02-08

Geo-thermal heat exchanging system facilitating the transfer of heat energy using coaxial-flow heat exchanging structures installed in the earth for introducing turbulence into the flow of the aqueous-based heat transfer fluid flowing along the outer flow channel

#610
20070029066
2007-02-08

Coaxial-flow heat exchanging structure for installation in the earth and introducing turbulence into the flow of the aqueoue-based heat transfer fluid flowing along the outer flow channel while its cross-sectional characteristics produce fluid flows therealong having optimal vortex characteristics that optimize heat transfer with the earth

#611
20070023164
2007-02-01

Geo-thermal heat exchanging system facilitating the transfer of heat energy using coaxial-flow heat exchanging structures installed in the earth for introducing turbulence into the flow of the aqueous-based heat transfer fluid flowing along the outer flow channel

#612
20070023163
2007-02-01

Electromagnetic signal transmission/reception tower and accompanying base station employing system of coaxial-flow heat exchanging structures installed in well bores to thermally control the environment housing electronic equipment within the base station

#613
20060266071
2006-11-30

High-efficiency turbulators for high-stage generator of absorption chiller/heater

#614
20060231240
2006-10-19

Heat exchanger, in particular air/air cooler

#615
20060230613
2006-10-19

Catalytic reactor cartridge

#616
20060213499
2006-09-28

Baffle design for a gas-fired unit heater

#617
20060194159
2006-08-31

Block heat exchanger assembly for dust-containing flue gases and method of operating the same

#618
20060169019
2006-08-03

Tabbed transfer fins for air-cooled heat exchanger

#619
20060118288
2006-06-08

Tube for heat exchanger

#620
20060115393
2006-06-01

Catalytic reactor/heat exchanger

#621
20060108100
2006-05-25

Contact cooling device

#622
20060102319
2006-05-18

Heat dissipation enhancing device

#623
20060099073
2006-05-11

Aspherical dimples for heat transfer surfaces and method

#624
20060081362
2006-04-20

Finned tubular heat exchanger

#625
20060076125
2006-04-13

Heat exchanger

#626
20060075976
2006-04-13

Heat-recovery boiler

#627
20060070728
2006-04-06

Heat exchanger of ventilating system

#628
20060054309
2006-03-16

Heat exchanger of ventilating system

#629
20060016586
2006-01-26

Heat exchanger with pipe coils and helical spreader ribs

#630
20060016582
2006-01-26

Fluid agitating fin, method of fabricating the same and heat exchanger tube and heat exchanger or heat exchanging type gas cooling apparatus inwardly mounted with the fin

#631
20050252644
2005-11-17

Heat-exchanging device

#632
20050230094
2005-10-20

Tube structure of multitubular heat exchanger

#633
20050189095
2005-09-01

Heat exchanger for cooling exhaust gas and method of manufacturing same

#634
20050189092
2005-09-01

Turbulence generator

#635
20050161209
2005-07-28

Tubular heat exchanger with offset interior dimples

#636
20050161203
2005-07-28

Heat exchanger

#637
20050126212
2005-06-16

High-efficiency turbulators for high-stage generator of absorption chiller/heater

#638
20050118023
2005-06-02

Hot gas path component with mesh and impingement cooling

#639
20050115701
2005-06-02

Low profile heat exchanger with notched turbulizer

#640
20050109493
2005-05-26

Tubular charge air cooler

#641
20050106021
2005-05-19

Hot gas path component with mesh and dimpled cooling

#642
20050103484
2005-05-19

Heat exchanger

#643
20050103479
2005-05-19

Heat exchanger for heating of fuel cell combustion air

#644
20050082047
2005-04-21

Heat exchanger

#645
20050061489
2005-03-24

Integrated multi-function return tube for combo heat exchangers

#646
20050061488
2005-03-24

Automotive heat exchanger

#647
20050061048
2005-03-24

Method and apparatus for fabricating helically shaped ribbons of material

#648
20050056408
2005-03-17

Radial flow heat exchanger

#649
20050047932
2005-03-03

Heat exchanging wall, gas turbine using the same, and flying body with gas turbine engine

#650
20050011635
2005-01-20

Cold plate with vortex generator

#651
20050006063
2005-01-13

Heat exchanger louver fin

#652
20050005432
2005-01-13

Finned tube with vortex generators for a heat exchanger

#653
17240717
2021-11-16

Liquid-cooled cold plate

#654
15947311
2019-04-30

Enhanced medium directing member for use in a tube and chamber type heat exchanger

#655
15805538
2019-06-25

Rocker chiller with baffle assembly

#656
14991041
2017-12-12

Rocker chiller with baffle assembly