Patents Represented by Attorney Roger A. Hines

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  • Process for electrolysis of sulfate-containing brine
    Patent number: 4722772
    Abstract: In an improved process for the electrolysis of sulfate-containing brine in a membrane cell, the thickness of the membrane, the concentration of sodium sulfate in the brine and the current density through the membrane in the operating cell are controlled to prevent sulfate damage to the membranes.
    Type: Grant
    Filed: January 28, 1985
    Date of Patent: February 2, 1988
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Thomas C. Bissot
  • Hydrocarbon interpolymer compositions
    Patent number: 4076698
    Abstract: Interpolymers composed of ethylene and higher olefinic hydrocarbons having 5 to 18 carbon atoms per molecule. Said interpolymers being useful as molding, pipes and wire cotaings.
    Type: Grant
    Filed: January 4, 1957
    Date of Patent: February 28, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Arthur William Anderson, Gelu Stoeff Stamatoff