JPH03170591A - Working fluid - Google Patents

Working fluid

Info

Publication number
JPH03170591A
JPH03170591A JP1311162A JP31116289A JPH03170591A JP H03170591 A JPH03170591 A JP H03170591A JP 1311162 A JP1311162 A JP 1311162A JP 31116289 A JP31116289 A JP 31116289A JP H03170591 A JPH03170591 A JP H03170591A
Authority
JP
Japan
Prior art keywords
working fluid
trifluoroethane
tetrafluoroethane
trifluoromethane
ozonosphere
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.)
Granted
Application number
JP1311162A
Other versions
JP2579002B2 (en
Inventor
Koji Arita
Shozo Funakura
Yuji Yoshida
Original Assignee
Matsushita Electric Ind Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Priority to JP1311162A priority Critical patent/JP2579002B2/en
Publication of JPH03170591A publication Critical patent/JPH03170591A/en
Application granted granted Critical
Publication of JP2579002B2 publication Critical patent/JP2579002B2/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Abstract

PURPOSE: To obtain a working fluid which does not affect the ozonosphere and has an improved coefficient of performance by mixing trifluoromethane, trifluoroethane, and tetrafluoroethane.
CONSTITUTION: At most 50wt.% trifluoromethane is mixed with at most 80wt.% trifluoroethane and 20-95wt.% tetrafluoroethane.
COPYRIGHT: (C)1991,JPO&Japio
JP1311162A 1989-11-30 1989-11-30 The working fluid Expired - Lifetime JP2579002B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1311162A JP2579002B2 (en) 1989-11-30 1989-11-30 The working fluid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1311162A JP2579002B2 (en) 1989-11-30 1989-11-30 The working fluid

Publications (2)

Publication Number Publication Date
JPH03170591A true JPH03170591A (en) 1991-07-24
JP2579002B2 JP2579002B2 (en) 1997-02-05

Family

ID=18013840

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1311162A Expired - Lifetime JP2579002B2 (en) 1989-11-30 1989-11-30 The working fluid

Country Status (1)

Country Link
JP (1) JP2579002B2 (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0558823A1 (en) * 1992-03-05 1993-09-08 Dairei Co., Ltd. Mixed fluorocarbon refrigerants
US5429760A (en) * 1992-07-11 1995-07-04 Solvay Fluor Und Derivate Gmbh Refrigerant composition containing trifluoromethane and 1,1,1,2-tetrafluoroethane
US5736063A (en) * 1991-03-18 1998-04-07 Alliedsignal Inc. Non-azeotropic refrigerant compositions containing carbon dioxide
US6692653B2 (en) 2001-02-16 2004-02-17 Korea Institute Of Science And Technology Refrigerant composition
US6776922B2 (en) 2002-07-24 2004-08-17 Korea Institute Of Science And Technology Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethane
US6800216B2 (en) 2002-07-24 2004-10-05 Korea Institute Of Science And Technology Refrigerant composition for replacing chlorodifluoromethane
US6841087B2 (en) 2002-04-19 2005-01-11 Korea Institute Of Science And Technology Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1,1,2-tetrafluoroethane

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5736063A (en) * 1991-03-18 1998-04-07 Alliedsignal Inc. Non-azeotropic refrigerant compositions containing carbon dioxide
US6113803A (en) * 1991-03-18 2000-09-05 Alliedsignal Inc. Non-azeotropic refrigerant compositions comprising difluoromethane or 1,1,1-trifluoroethane
EP0558823A1 (en) * 1992-03-05 1993-09-08 Dairei Co., Ltd. Mixed fluorocarbon refrigerants
US6235215B1 (en) * 1992-03-05 2001-05-22 Dairei Co., Ltd. Mixed 1,1,1,2-tetrafluoroethane and trifluoromethane refrigerants
US5429760A (en) * 1992-07-11 1995-07-04 Solvay Fluor Und Derivate Gmbh Refrigerant composition containing trifluoromethane and 1,1,1,2-tetrafluoroethane
US6692653B2 (en) 2001-02-16 2004-02-17 Korea Institute Of Science And Technology Refrigerant composition
US6841087B2 (en) 2002-04-19 2005-01-11 Korea Institute Of Science And Technology Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1,1,2-tetrafluoroethane
US6776922B2 (en) 2002-07-24 2004-08-17 Korea Institute Of Science And Technology Refrigerant composition comprising difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethane
US6800216B2 (en) 2002-07-24 2004-10-05 Korea Institute Of Science And Technology Refrigerant composition for replacing chlorodifluoromethane

Also Published As

Publication number Publication date
JP2579002B2 (en) 1997-02-05

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