Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Victor Mazur0
Andrew Stevenson0
Daniel Colbourne0
Nicholas Cox0
Date of Patent
January 4, 2011
0Patent Application Number
123008270
Date Filed
May 21, 2007
0Patent Primary Examiner
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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