Compositions – Heat-exchange – low-freezing or pour point – or high boiling...
Reexamination Certificate
2006-12-22
2009-12-29
Ogden, Jr., Necholus (Department: 1796)
Compositions
Heat-exchange, low-freezing or pour point, or high boiling...
C252S073000, C252S075000
Reexamination Certificate
active
07638069
ABSTRACT:
An aqueous heat transfer fluid comprising a C3carboxylate freezing point depressant, either solely or in combination with C3-C5carboxylate freezing point depressants, in combination with C6-C16organic acid salt corrosion inhibitors, provides an antifreeze/coolant composition wherein the corrosion inhibitors exhibit uniquely enhanced solubility, especially at low temperatures, in synergistic combination with the selected carboxylate freezing point depressants.
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De Kimpe Jurgen P.
Maes Jean-Pierre L.
Poppe Steven
Ogden, Jr. Necholus
Prater Penny
Texaco Inc.
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