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US 8,557,759 B2Granted
HVAC-R flushing solvent
AssigneeDiversitech Corporation
InventorAnthony Edward Jernigan
Life of this patent
Estimating the term…
Abstract
A flushing solvent for flushing an HVAC-R system is a mixture of hydrofluoroether, acetone, t-Butyl acetate, and trans 1,2 Dichloroethylene.
Claims10
A flushing solvent comprising,
- 1-40% hydrofluoroether,
- 1-40% acetone,
- 1-40% t-butyl acetate and
- 20-70% trans 1,2 dichloroethylene.
1 more element
Dependencies are inferred from the claim text.