US Patent 7862739 Refrigerant
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Patent abstract
This invention relates to a refrigerant that is azeotropic or near-azeotropic and comprises a binary blend of R1270 and R161, R170 and R717, or R744 and R41. In a first embodiment, the binary blend has a molar composition of 50 to 80 percent R1270, the remainder being R161. In a second embodiment, the binary blend has a molar composition of 30 to 60 percent R717, the remainder being R170. In a third embodiment the binary blend has a molar composition of 20 to 60 percent R744, the remainder being R161.
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Patent Inventor Names
Andrew Stevenson0
Daniel Colbourne0
Nicholas Cox0
Victor Mazur0
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US Patent 07862739 Refrigerant US Patent 7862739 Refrigerant
Infobox
Patent Number
078627390
Patent Number
78627390
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Official Website
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Patent Jurisdiction
Patent Number
078627390
Date of Patent
January 4, 2011
0Patent Application Number
123008270
Date Filed
May 21, 2007
0Official Website
Patent Primary Examiner
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US Patent 07862739 Refrigerant
Infobox
Is a
Patent jurisdiction
Patent number
07862739
Date of patent
January 4, 2011
Patent application number
12300827
Date Filed
May 21, 2007
Patent primary examiner
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