Patents Represented by Attorney Darryl L. Webester

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  • Method of cleaning using hydrochlorofluorocarbons having a tertiary structure
    Patent number: 5264044
    Abstract: The present invention provides a class of hydrochlorofluorocarbons having a tertiary structure, 5 carbon atoms, 1 chlorine atom, 6 to 8 fluorine atoms, and OH rate constants from about 8 to about 15 cm.sup.3 /molecule/secx10.sup.-14. The hydrochlorofluorocarbons are useful as solvents and blowing agents.
    Type: Grant
    Filed: May 4, 1992
    Date of Patent: November 23, 1993
    Assignee: AlliedSignal Inc.
    Inventor: Chien C. Li