F28F 1/36

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Description

Class  F28F : DETAILS OF HEAT-EXCHANGE OR HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION


Subclass 1/36: Tubular elements; Assemblies of tubular elements (specially adapted for movement F28F 5/00) Tubular elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses (crimped or corrugated elements F28F 1/06, F28F 1/08) the means being only outside the tubular element and extending obliquely (F28F 1/38 takes precedence) the means being helically-wound fins or wire spirals

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12022835 Hood with condenser for commercial oven, particularly combination steam-convection ovenDec 02, 19Jul 02, 24“RETECH” SPÓLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
11976854 Enhanced tube for direct expansion evaporatorsJul 28, 22May 07, 24TRANE INTERNATIONAL INC.
11774188 Heat exchanger and manufacturing method thereofFeb 17, 22Oct 03, 23Honda Motor Co. Ltd.
11712656 Drying and filtering deviceJun 28, 19Aug 01, 23Shenzhen Biteman Technology Co., Ltd.
11703286 Fluid coolers, heat exchangers, seal assemblies and systems including fluid coolers or heat exchangers and related methodsApr 12, 19Jul 18, 23Flowserve Pte. Ltd.
11703283 Radial configuration for heat exchanger coreJan 24, 20Jul 18, 23HAMILTON SUNDSTRAND CORPORATION
11698227 Eddy fluid heat exchange deviceAug 27, 21Jul 11, 23Not available
11397059 Asymmetric flow path topologySep 17, 19Jul 26, 22General Electric Company
11306978 Heat recovery apparatus and methodJan 02, 19Apr 19, 222078095 Ontario Limited
11221185 Heat transfer surfaceJul 25, 19Jan 11, 22Wieland Werke AG
11215404 Heat transfer tube and cracking furnace using the sameDec 26, 18Jan 04, 22Beijing Research Institute of Chemical Industry China Petroleum & Chemical Corporation; Beijing Research Institute of Chemical Industry China Petroleum & Chemical Corporation;
11085707 Internal heat exchanger double-tube structure of air conditioning system having alternative refrigerant applied theretoJul 22, 16Aug 10, 21PYONGSAN Corp.
11073343 Metal heat exchanger tubeFeb 10, 15Jul 27, 21Wieland Werke AG
11002487 Counter flow heat exchangerOct 23, 18May 11, 21HANON SYSTEMS
10996005 Heat exchanger tubeMay 17, 17May 04, 21Wieland Werke AG
10974309 Condenser tubes with additional flank structureOct 04, 18Apr 13, 21Wieland Werke AG
10976115 Heat exchanger tubeMay 17, 17Apr 13, 21Wieland Werke AG
10948245 Heat exchanger tubeMay 17, 17Mar 16, 21Wieland Werke AG
10900602 CableSep 29, 17Jan 26, 21Hitachi Metals LTD
10866016 Heat exchangerApr 27, 15Dec 15, 20FRANKE TECHNOLOGY AND TRADEMARK LTD

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0102,739 THERMAL CAPACITY OF ELLIPTICALLY FINNED HEAT EXCHANGERAug 03, 23Mar 28, 24Not available
2023/0400,264 METAL HEAT EXCHANGER TUBEOct 07, 21Dec 14, 23Not available
2023/0358,484 FLUID COOLERS, HEAT EXCHANGERS, SEAL ASSEMBLIES AND SYSTEMS INCLUDING FLUID COOLERS OR HEAT EXCHANGERS AND RELATED METHODSJul 16, 23Nov 09, 23Not available
2023/0341,193 METAL HEAT EXCHANGER TUBEOct 07, 21Oct 26, 23Not available
2022/0357,113 HEAT TRANSFER EQUIPMENTJul 23, 22Nov 10, 22Not available
2022/0146,214 Heat Transfer TubeNov 01, 21May 12, 22Not available
2021/0033,351 SHELL AND TUBE HEAT EXCHANGER, FINNED TUBES FOR SUCH HEAT EXCHANGER AND CORRESPONDING METHODOct 20, 20Feb 04, 21Not available
2020/0248,972 Hygienic Heat ExchangerApr 20, 20Aug 06, 20Not available
2019/0145,718 HEAT EXCHANGER TUBEMay 17, 17May 16, 19Not available
2018/0372,427 SHELL AND TUBE HEAT EXCHANGER, FINNED TUBES FOR SUCH HEAT EXCHANGER AND CORRESPONDING METHODNov 25, 16Dec 27, 18Not available
2018/0320,976 INTEGRAL HEAT EXCHANGERJul 06, 18Nov 08, 18Not available
2018/0003,443 EVAPORATIVE HEAT EXCHANGE APPARATUS WITH FINNED ELLIPTICAL TUBE COIL ASSEMBLYJun 14, 17Jan 04, 18Not available
2017/0108,289 HEAT EXCHANGER AND A METHOD FOR FORMING A HEAT EXCHANGEROct 16, 15Apr 20, 17HAIER US APPLIANCE SOLUTIONS, INC.
2017/0038,158 HEAT EXCHANGER AND A SYSTEM FOR RECOVERY OF THERMAL ENERGY FROM WASTE WATERApr 14, 15Feb 09, 17Not available
2016/0069,619 HYGIENIC HEAT EXCHANGERApr 10, 14Mar 10, 16SPX FLOW TECHNOLOGY DANMARK A/S
2015/0300,745 COUNTERFLOW HELICAL HEAT EXCHANGERMar 31, 15Oct 22, 15ENTEREX AMERICA LLC

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

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