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blasting (338601) 338601
details of heat-exchange and heat-transfer apparatus, ofgeneral application (338601) 338601
heat exchange in general (338601) 338601
heating (338601) 338601
lighting (338601) 338601
mechanical engineering (338601) 338601
weapons (338601) 338601
heat-exchange apparatus, not provided for in another subclass,in which the heat-exchange media do not come into direct contact (160302) 160302
performing operations (84846) 84846
transporting (84846) 84846
general tagging of cross-sectional technologies spanning over several sections of the ipc (77323) 77323
general tagging of new technological developments (77323) 77323
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (77323) 77323
technical subjects covered by former uspc (43040) 43040
combined heating and refrigeration systems (39991) 39991
heat pump systems (39991) 39991
liquefaction solidification of gases (39991) 39991
manufacture or storage of ice (39991) 39991
refrigeration or cooling (39991) 39991
technologies or applications for mitigation or adaptation againstclimate change (39061) 39061
ranges (38745) 38745
ventilating (38745) 38745
chemistry (35523) 35523
metallurgy (35523) 35523
electricity (33653) 33653
heat-pump systems (33470) 33470
refrigeration machines, plants or systems (33470) 33470
technical subjects covered by former us classification (26978) 26978
basic electric elements (26094) 26094
physical or chemical processes or apparatus in general (24048) 24048
machine tools (21100) 21100
metal-working not otherwise provided for (21100) 21100
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (19976) 19976
mechanical metal-working without essentially removingmaterial (19411) 19411
punching metal (19411) 19411
electric solid state devices not otherwise provided for (19299) 19299
semiconductor devices (19299) 19299
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (17825) 17825
electric techniques not otherwise provided for (16309) 16309
engine plants in general (15446) 15446
machines or engines in general (15446) 15446
steam engines (15446) 15446
working or processing of sheet metal or metal tubes, rods orprofiles without essentially removing material (15084) 15084
air-conditioning, air-humidification, ventilation, use of aircurrents for screening (14589) 14589
engineering elements and units (14525) 14525
general measures for producing and maintaining effectivefunctioning of machines or installations (14525) 14525
thermal insulation in general (14525) 14525
physics (14410) 14410
casings or constructional details of electric apparatus (14329) 14329
manufacture of assemblages of electrical components (14329) 14329
printed circuits (14329) 14329
cladding or plating by soldering or welding (13470) 13470
cutting by applying heat locally, e.g. flame cutting (13470) 13470
soldering or unsoldering (13470) 13470
welding (13470) 13470
working by laser beam (13470) 13470
fluid heaters, e.g. water or air heaters, having heatgenerating means, in general (13114) 13114
chemical or physical processes, e.g. catalysis or colloidchemistry (13004) 13004
their relevant apparatus (13004) 13004
separation (12555) 12555
combustion engines (12316) 12316
hot-gas or combustion-product engine plants (12316) 12316
vehicles in general (12158) 12158
heat-exchange apparatus, not provided for in another subclass,in which the heat-exchange media come into direct contactwithout chemical interaction (11200) 11200
steam generation (10763) 10763
climate change mitigation technologies related to buildings,e.g. housing, house appliances or related end-userapplications (9933) 9933
methods of steam generation (9585) 9585
steam boilers (9585) 9585
joints or fittings for pipes (9523) 9523
means for thermal insulation in general (9523) 9523
pipes (9523) 9523
supports for pipes, cables or protective tubing (9523) 9523
domestic hot-water supply systems (8575) 8575
domestic- or space-heating systems, e.g. central heatingsystems (8575) 8575
elements or components therefor (8575) 8575
combined operations (8562) 8562
other working of metal (8562) 8562
universal machine tools (8562) 8562
climate change mitigation technologies related totransportation (8531) 8531
ferrous or non-ferrous alloys (8428) 8428
treatment of alloys or non-ferrous metals (8428) 8428
arrangements or adaptations of heating, cooling, ventilating,or other air-treating devices specially for passenger or goodsspaces of vehicles (8242) 8242
cold rooms (8143) 8143
cooling or freezing apparatus not covered by any othersubclass (8143) 8143
ice-boxes (8143) 8143
refrigerators (8143) 8143
alloys (7951) 7951
cooling of internal-combustion engines (7840) 7840
cooling of machines or engines in general (7840) 7840
human necessities (7352) 7352
chemical surface treatment (6391) 6391
coating by vacuum evaporation, by sputtering, by ion implantationor by chemical vapour deposition, in general (6391) 6391
coating material with metallic material (6391) 6391
coating metallic material (6391) 6391
diffusion treatment of metallic material (6391) 6391
inhibiting corrosion of metallic material or incrustation ingeneral (6391) 6391
layered products (6157) 6157
layered products, i.e. products built-up of strata of flat ornon-flat, e.g. cellular or honeycomb, form (6157) 6157
combustion apparatus (6097) 6097
combustion processes (6097) 6097
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French (60154) 60154
German (54138) 54138
Chinese (47431) 47431
Korean (11543) 11543
Japanese (10819) 10819
Spanish (6758) 6758
Russian (4734) 4734
Portuguese (3001) 3001
Swedish (2655) 2655
Italian (2580) 2580
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Polish (770) 770
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Turkish (265) 265
Ukrainian (251) 251
Romanian (172) 172
Hungarian (165) 165
Slovenian (148) 148
Slovak (73) 73
Greek (57) 57
Indonesian (55) 55
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Hebrew (49) 49
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Serbian (44) 44
Arabic (34) 34
Lithuanian (25) 25
Estonian (10) 10
Icelandic (10) 10
Latvian (9) 9
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08/2019
A heat exchange apparatus includes a heat exchanger through which a heat exchange medium flows inside, a fluid transport device that causes the heat exchange... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
09/2019
An evaporation heat transfer tube has a tube main body and a step-like structure; outer fins are arranged at intervals on the outer surface of the tube main... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
06/2019
An apparatus and a method of enhancing boiling heat transfer therein capable of increasing both the critical heat flux and nucleate boiling heat transfer of a... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
11/2019
A heat exchange ventilation apparatus includes: a casing that forms a main body outer shell, in which an air supply path and an exhaust path are formed in... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | RANGES | HEAT EXCHANGE IN GENERAL | HEATING | VENTILATING | LIGHTING | AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
05/2019
An evaporation heat transfer tube has a tube main body and a step-like structure; outer fins are arranged at intervals on the outer surface of the tube main... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
01/2019
본 발명은 열교환장치에 장착되어 유체들 간의 열을 교환시키는 열교환 파이프의 중공에 내입되어 유동되는 유체를 혼류시키는 유체 혼류장치에 관한 것으로서, 보다 상세하면 나선형으로 꼬아지며 길이가 형성되는 구성을 하며 열교환 파이프의 중공에 내입되는 구성을 하여, 열교환 파이프 중공에서... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
10/2019
A new heat exchange tube fin design in which a plurality of arrowhead shapes are pressed into or embossed onto each fin, the arrowhead shape defined by two... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
06/2019
A heat exchange tube for an HVAC system can include at least one reduced diameter section with an integral flattened ridge. The flow of combustion gases... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
09/2019
A heat exchange tube for an HVAC system can include at least one reduced diameter section with an integral flattened ridge. The flow of combustion gases... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
11/2019
본 발명은 열매체가 유입되는 유입구가 형성된 유입 헤더 파이프와, 상기 유입 헤더 파이프에 일정 거리 이격되어 나란히 형성된 배출 헤더 파이프와, 상기 유입 헤더 파이프와 배출 헤더 파이프 사이에 양단이 결합되도록 형성된 관 형상의 복수개 튜브 및 상기 튜브의 내측에 스크류 형태로... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
04/2019
본 발명은 열교환기 내에 구비된 열교환용 방열 파이프에 흐르는 유체의 열을 외부로 발산시키는 방열 효율을 향상시킨 열교환용 방열 파이프에 관한 것으로, 관체와, 상기 관체의 외주면에 일정한 간격의 격자 형태로 형성되는 제1 요철부 및 상기 관체의 외주면에 일정한 간격의 격자 형태로... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
06/2019
A heat exchange tube for an HVAC system can include at least one reduced diameter section with an integral flattened ridge. The flow of combustion gases... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
03/2019
A heat exchange ventilation apparatus includes: a casing that forms a main body outer shell, in which an air supply path and an exhaust path are formed in... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | RANGES | HEAT EXCHANGE IN GENERAL | HEATING | VENTILATING | LIGHTING | AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
11/2018
This invention relates to heat exchanger devices mostly designed for operations in the heavy liquid metal coolant medium. Its use ensures more reliable... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
07/2019
본 발명은 다공성 전열폼을 이용한 응축 열교환기에 관한 것으로, 전열 폼 셀의 밀도를 변화 즉, 대상 유체(제1유체)가 흐르는 튜브에 가까워지면서 밀도를 작게 하여 작동 유체(제2유체)가 대상 유체 주변에 집중되도록 흐름성을 개선함으로써 열교환 효율을 향상하고, 또한, 응축 유체의... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
10/2019
Tubular device (10) for the transit of a heat exchange fluid, particularly for heat exchangers, which comprises a tube (11) that has consecutive portions (11a,... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
09/2019
A heat transfer tube (2), in particular a finned tube, for an air-heated evaporator (1) for heating and/or evaporating cryogenic fluids, having a tube section... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
08/2019
FIELD: manufacturing technology.SUBSTANCE: heat transfer plate (10) of plate heat exchanger (100) includes: plate body (11), in which there is slot (12) for... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
09/2019
The utility model relates to the field of heat exchangers. The novel heat exchange tube comprises a tube body, the spiral pipe comprises a pipe body and a... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
09/2019
The utility model relates to the technical field of heat exchangers. The utility model discloses a heat exchange plate. Plate body, a cold water inlet, a cold... 
MECHANICAL ENGINEERING | WEAPONS | BLASTING | HEAT EXCHANGE IN GENERAL | HEATING | LIGHTING | DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OFGENERAL APPLICATION
Patent
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