Patents by Inventor Nash A. Kidd

Nash A. Kidd has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Terpolymers of ethylene, vinyl acetate, and styrene as pour point depressants for distillate fuels
    Patent number: 4362533
    Abstract: The flow properties of petroleum distillate fuel oils at low temperature are improved by adding a pour point depressant amount of certain terpolymers of ethylene, vinyl acetate and styrene, particularly characterized as having more uniform macromolecular composition and distribution of monomer constituent units polymerized in the terpolymer macromolecules, made by terpolymerization under steady state conditions and pressure at least 1000 atmospheres and temperature at least 200.degree. C.
    Type: Grant
    Filed: December 13, 1976
    Date of Patent: December 7, 1982
    Assignee: The Dow Chemical Company
    Inventor: Nash A. Kidd