GB2466687B - Heat exchanger, its manufacturing method and air conditioner including the heat exchanger - Google Patents
Heat exchanger, its manufacturing method and air conditioner including the heat exchangerInfo
- Publication number
- GB2466687B GB2466687B GB0912860A GB0912860A GB2466687B GB 2466687 B GB2466687 B GB 2466687B GB 0912860 A GB0912860 A GB 0912860A GB 0912860 A GB0912860 A GB 0912860A GB 2466687 B GB2466687 B GB 2466687B
- Authority
- GB
- United Kingdom
- Prior art keywords
- heat exchanger
- manufacturing
- air conditioner
- conditioner including
- exchanger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/08—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal
- B21D53/085—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal with fins places on zig-zag tubes or parallel tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/08—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0012—Brazing heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/0246—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid heat-exchange elements having several adjacent conduits forming a whole, e.g. blocks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/053—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight
- F28D1/0535—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being straight the conduits having a non-circular cross-section
- F28D1/05366—Assemblies of conduits connected to common headers, e.g. core type radiators
- F28D1/05383—Assemblies of conduits connected to common headers, e.g. core type radiators with multiple rows of conduits or with multi-channel conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/02—Tubular elements of cross-section which is non-circular
- F28F1/022—Tubular elements of cross-section which is non-circular with multiple channels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/089—Coatings, claddings or bonding layers made from metals or metal alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/14—Heat exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2215/00—Fins
- F28F2215/12—Fins with U-shaped slots for laterally inserting conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2245/00—Coatings; Surface treatments
- F28F2245/02—Coatings; Surface treatments hydrophilic
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009000225A JP5279514B2 (en) | 2009-01-05 | 2009-01-05 | HEAT EXCHANGER, ITS MANUFACTURING METHOD, AND AIR CONDITIONER HAVING THE HEAT EXCHANGER |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0912860D0 GB0912860D0 (en) | 2009-08-26 |
GB2466687A GB2466687A (en) | 2010-07-07 |
GB2466687B true GB2466687B (en) | 2010-12-08 |
Family
ID=41058461
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0912860A Expired - Fee Related GB2466687B (en) | 2009-01-05 | 2009-07-23 | Heat exchanger, its manufacturing method and air conditioner including the heat exchanger |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5279514B2 (en) |
CN (1) | CN101769689B (en) |
GB (1) | GB2466687B (en) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102192674B (en) * | 2010-03-16 | 2016-09-07 | 乐金电子(天津)电器有限公司 | Flat pipe heat exchanger and assembly method thereof |
JP5727299B2 (en) * | 2010-05-31 | 2015-06-03 | 株式会社Uacj | Manufacturing method of fin-and-tube heat exchanger |
CN102338587B (en) * | 2010-07-16 | 2016-03-02 | 乐金电子(天津)电器有限公司 | Heat exchanger structure and assembly technology thereof |
CN102338569A (en) * | 2010-07-16 | 2012-02-01 | 乐金电子(天津)电器有限公司 | Heat exchanger structure and assembly method thereof |
CN102338570A (en) * | 2010-07-16 | 2012-02-01 | 乐金电子(天津)电器有限公司 | Heat exchanger structure and assembly process thereof |
JP5753355B2 (en) * | 2010-09-02 | 2015-07-22 | 株式会社Uacj | Heat transfer tube for fin-and-tube heat exchanger, fin-and-tube heat exchanger using the same, and manufacturing method thereof |
KR20120044848A (en) * | 2010-10-28 | 2012-05-08 | 삼성전자주식회사 | Heat exchanger and micro-channel tube for the same |
JP2012102951A (en) * | 2010-11-11 | 2012-05-31 | Mitsubishi Alum Co Ltd | Tube for heat exchanger, and heat exchanger |
JP5397489B2 (en) * | 2011-01-21 | 2014-01-22 | ダイキン工業株式会社 | Heat exchanger and air conditioner |
KR101453708B1 (en) * | 2011-01-21 | 2014-10-22 | 다이킨 고교 가부시키가이샤 | Heat exchanger and air conditioner |
JP5748625B2 (en) * | 2011-09-15 | 2015-07-15 | 三菱電機株式会社 | Heat exchanger manufacturing method and manufacturing apparatus |
EP2803930B1 (en) * | 2012-01-11 | 2018-06-06 | Mitsubishi Electric Corporation | Plate fin-and-tube heat exchanger, and refrigeration and air-conditioning system with same |
WO2013160950A1 (en) * | 2012-04-26 | 2013-10-31 | 三菱電機株式会社 | Heat exchanger and air conditioner |
JP5832641B2 (en) * | 2012-04-27 | 2015-12-16 | 三菱電機株式会社 | Heat exchanger, method for manufacturing the same, and refrigeration cycle apparatus |
WO2013160959A1 (en) | 2012-04-27 | 2013-10-31 | 三菱電機株式会社 | Heat exchanger, method for producing same, and refrigeration cycle device |
CN102784987B (en) * | 2012-06-18 | 2014-11-19 | 航天材料及工艺研究所 | Method for welding built-in Ni-based high-temperature alloy pipe of C/C composite material |
CN105783139A (en) * | 2012-08-08 | 2016-07-20 | 三菱电机株式会社 | Manufacture method for heat exchanger and manufacture method for air conditioner |
WO2014024221A1 (en) * | 2012-08-08 | 2014-02-13 | 三菱電機株式会社 | Heat exchanger and air conditioner provided with said heat exchanger |
KR20140042093A (en) * | 2012-09-27 | 2014-04-07 | 삼성전자주식회사 | Heat exchanger |
JP5911597B2 (en) * | 2012-11-13 | 2016-04-27 | 三菱電機株式会社 | Flat shape heat transfer tube, method of manufacturing cross fin tube type heat exchanger equipped with the same, cross fin tube type heat exchanger manufactured by the method |
WO2015040746A1 (en) | 2013-09-20 | 2015-03-26 | 三菱電機株式会社 | Heat exchanger, air conditioner device using said heat exchanger, and method for producing said heat exchanger |
DE102013222258A1 (en) | 2013-10-31 | 2015-05-21 | MAHLE Behr GmbH & Co. KG | Process for producing a heat exchanger, in particular a sorption heat exchanger |
CN104640250B (en) * | 2013-11-08 | 2017-08-25 | 美的集团股份有限公司 | Ptc heater and the air conditioner with it |
KR102227419B1 (en) * | 2014-01-15 | 2021-03-15 | 삼성전자주식회사 | Heat exchanger and air conditioner having the same |
CN104482791A (en) * | 2014-12-02 | 2015-04-01 | 珠海格力电器股份有限公司 | Heat exchanger fin and heat exchanger |
KR101540071B1 (en) * | 2015-01-27 | 2015-07-29 | (주)삼원산업사 | Manufacturing method of condenser for air conditioning |
CN208419712U (en) * | 2015-10-30 | 2019-01-22 | 三菱电机株式会社 | Heat exchanger and air conditioner |
JP2016048162A (en) * | 2015-12-14 | 2016-04-07 | 三菱電機株式会社 | Manufacturing method for heat exchanger and manufacturing method for air conditioner |
CN106918261B (en) * | 2015-12-25 | 2022-03-08 | 浙江盾安热工科技有限公司 | Fin and heat exchanger |
JP6479252B2 (en) * | 2016-02-24 | 2019-03-06 | 三菱電機株式会社 | Heat exchanger |
CN106524787B (en) * | 2016-11-09 | 2018-08-07 | 广东芬尼克兹节能设备有限公司 | A kind of free-floride heating sheet structure |
JP6837397B2 (en) * | 2017-07-21 | 2021-03-03 | 日立ジョンソンコントロールズ空調株式会社 | Heat exchanger manufacturing method and multi-row heat exchanger |
CN107421160B (en) * | 2017-08-28 | 2020-11-10 | 华北电力大学(保定) | High-efficient controllable cooling device |
CN107484397A (en) * | 2017-09-25 | 2017-12-15 | 陕西黄河集团有限公司 | A kind of heat-pipe radiating apparatus and manufacturing process |
DE102017217308A1 (en) * | 2017-09-28 | 2019-03-28 | Mahle International Gmbh | Heat exchanger |
FR3088711B1 (en) * | 2018-11-16 | 2021-07-30 | Valeo Systemes Thermiques | MOTOR VEHICLE HEAT EXCHANGER |
JP6776405B2 (en) * | 2019-05-16 | 2020-10-28 | 三菱アルミニウム株式会社 | Heat exchanger and manufacturing method of heat exchanger |
CN112344763B (en) * | 2019-08-07 | 2022-04-01 | 丹佛斯有限公司 | Method for manufacturing heat exchanger |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003214791A (en) * | 2002-01-23 | 2003-07-30 | Mitsubishi Electric Corp | Heat exchanger |
JP2003262485A (en) * | 2002-03-07 | 2003-09-19 | Mitsubishi Electric Corp | Fin tube type heat exchanger, its manufacturing method, and refrigeration air conditioner |
JP2003287390A (en) * | 2002-03-27 | 2003-10-10 | Mitsubishi Electric Corp | Heat exchanger and air conditioner using this heat exchanger |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS602186U (en) * | 1983-06-20 | 1985-01-09 | ダイキン工業株式会社 | Heat exchanger with fins |
JPH1089870A (en) * | 1996-09-18 | 1998-04-10 | Nippon Light Metal Co Ltd | Manufacture of heat exchanger and heat exchanger |
JPH10265882A (en) * | 1997-03-25 | 1998-10-06 | Mitsubishi Heavy Ind Ltd | Aluminum alloy heat exchanger |
JP2003200260A (en) * | 2001-12-27 | 2003-07-15 | Showa Denko Kk | Method for brazing hollow body and tube body and method for manufacturing heat exchanger |
-
2009
- 2009-01-05 JP JP2009000225A patent/JP5279514B2/en not_active Expired - Fee Related
- 2009-07-23 GB GB0912860A patent/GB2466687B/en not_active Expired - Fee Related
- 2009-07-29 CN CN2009101655298A patent/CN101769689B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003214791A (en) * | 2002-01-23 | 2003-07-30 | Mitsubishi Electric Corp | Heat exchanger |
JP2003262485A (en) * | 2002-03-07 | 2003-09-19 | Mitsubishi Electric Corp | Fin tube type heat exchanger, its manufacturing method, and refrigeration air conditioner |
JP2003287390A (en) * | 2002-03-27 | 2003-10-10 | Mitsubishi Electric Corp | Heat exchanger and air conditioner using this heat exchanger |
Also Published As
Publication number | Publication date |
---|---|
CN101769689B (en) | 2012-07-18 |
JP5279514B2 (en) | 2013-09-04 |
GB0912860D0 (en) | 2009-08-26 |
GB2466687A (en) | 2010-07-07 |
JP2010156525A (en) | 2010-07-15 |
CN101769689A (en) | 2010-07-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2466687B (en) | Heat exchanger, its manufacturing method and air conditioner including the heat exchanger | |
HK1153804A1 (en) | Heat exchanger and air conditioner having the heat exchanger | |
EP2423632A4 (en) | Heat exchanger and air conditioner having the heat exchanger mounted therein | |
HK1152374A1 (en) | Heat exchanger and air conditioner using the same | |
EP2869016A4 (en) | Heat exchanger, method for manufacturing heat exchanger, and air conditioner | |
EP2395290A4 (en) | Indoor unit for air conditioner, and air conditioner | |
EP2498039A4 (en) | Heat exchanger and indoor unit including the same | |
EP2306105A4 (en) | Air conditioner, air conditioner manufacturing method, and compressor | |
EP2112207A4 (en) | Coating composition, coating method, heat exchanger and air conditioner | |
EP2660550A4 (en) | Heat exchanger and air conditioner | |
EP2219002A4 (en) | Heat exchanger arranged in ceiling-buried air conditioner, and ceiling-buried air conditioner | |
EP2667134A4 (en) | Heat exchanger and air conditioner | |
AU2012208127A1 (en) | Heat exchanger and air conditioner | |
EP2653819A4 (en) | Heat exchanger and air conditioner | |
EP2667125A4 (en) | Heat exchanger and air conditioner | |
EP2667140A4 (en) | Heat exchanger and air conditioner | |
HK1138901A1 (en) | Heat exchange element, method of producing the heat exchange element, heat exchanger, and heat exchange and ventilation device | |
EP2047183A4 (en) | Simulataneous heating/cooling multi air conditioner | |
EP2432012A4 (en) | Heat exchanger, semiconductor device, method for manufacturing the heat exchanger, and method for manufacturing the semiconductor device | |
EP2489974A4 (en) | Heat exchanger and vehicle air conditioning apparatus provided with the same | |
EP2369269A4 (en) | Heat exchanger and method for manufacturing same | |
HK1175519A1 (en) | Heat pump unit, arrangement for indoor air conditioning and method for heating indoor air | |
EP2682704A4 (en) | Heat exchanger, refrigerator with the heat exchanger, and air conditioner with the heat exchanger | |
HK1170296A1 (en) | Heat exchanger and method for manufacturing such | |
EP2733452A4 (en) | Outdoor heat exchanger, and air conditioning device for vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 20120430 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20210723 |