Compositions – Heat-exchange – low-freezing or pour point – or high boiling...
Reexamination Certificate
2007-06-27
2008-08-26
Douyon, Lorna M. (Department: 1796)
Compositions
Heat-exchange, low-freezing or pour point, or high boiling...
C252S073000, C062S115000
Reexamination Certificate
active
07416679
ABSTRACT:
Compositions of 1,1,1,2,2,4,5,5,5-nonafluoro-4(trifluoromethyl)-3 pentanone can be used in heat transfer refrigeration and air conditioning systems. The compositions may be in combination with fluoroethers. The compositions may be azeotropic or near azeotropic.
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Notification of Transmittal of the International Search Report; Date of Mailing Mar. 10, 2006.
Written Opinion of the International Searching Authority; Date of Mailing Mar. 10, 2006.
Author: Environmental Protection Agency Title: Protection of Stratospheric Ozone: Notice 17 for Significant New Alternatives Policy Program EPA 40 CFR Part 82, Mar. 19, 1997.
Author: Environmental Protection Agency□□Title: Protection of Stratospheric Ozone: Notice 17 for Significant New Alternatives Policy Program□□EPA 40 CFR Part 82, Mar. 19, 1997.
Leck Thomas J.
Minor Barbara Haviland
Douyon Lorna M.
E.I. du Pont de Nemours and Company
Hamby Jane O.
Khan Amina
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