Patents Represented by Attorney Ernest Schaal

Find this attorney in the Justia Lawyer Directory

  • Control of carbon black densification
    Patent number: 4158682
    Abstract: A method of controlling the bulk or pour density of carbon black without altering its rubber reinforcing properties, by wet micropulverizing prior to pin mixing.
    Type: Grant
    Filed: September 19, 1977
    Date of Patent: June 19, 1979
    Assignee: J. M. Huber Corporation
    Inventors: Charles R. Price, Jimmy J. Hines, Ronald L. Howell