Compositions – Frost-preventing – ice-thawing – thermostatic – thermophoric,...
Reexamination Certificate
2011-01-25
2011-01-25
Green, Anthony J (Department: 1793)
Compositions
Frost-preventing, ice-thawing, thermostatic, thermophoric,...
C106S013000, C244S13400A, C244S13400A
Reexamination Certificate
active
07875202
ABSTRACT:
This invention relates to an aircraft de-/anti-icer for use at low temperatures. In particular, the present invention provides the use of a composition comprising 1,3-propylene glycol, one or more surfactants, one or more corrosion inhibitors, one or more pH regulators and water for removing frozen water from the surfaces of aircraft and/or for preventing the formation of frozen water thereon at a temperature below −32° C.
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Green Anthony J
Kilfrost Limited
Rothwell, Figg Ernst & Manbeck, PC
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