Patents by Inventor Meredith N. Dilbert

Meredith N. Dilbert 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).

  • Apparatus for producing carbon black
    Patent number: 4692312
    Abstract: A reactor for the production of carbon black is disclosed which is characterized by axial flow of combustion gases and sequential converging sections for sequentially accelerating the hot combustion gases used to drive the pyrolysis reaction.
    Type: Grant
    Filed: April 14, 1986
    Date of Patent: September 8, 1987
    Assignee: Phillips Petroleum Company
    Inventors: Meredith N. Dilbert, Glenn J. Forseth, William R. Jones, Jr., Richard T. Divis
  • Process for producing carbon black
    Patent number: 4582695
    Abstract: A reactor for the production of carbon black is disclosed which is characterized by axial flow of combustion gases and sequential converging sections for sequentially accelerating the hot combustion gases used to drive the pyrolysis reaction.
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: April 15, 1986
    Assignee: Phillips Petroleum Company
    Inventors: Meredith N. Dilbert, Glenn J. Forseth, William R. Jones, Richard T. Divis
  • Method for producing carbon black
    Patent number: 4315902
    Abstract: Carbon black is produced in a process comprising prequenching with hollow cone prequench having an included angle effective to produce high tint residual carbon black. Iodine number and tint strength number are changed by changing the included angle of the prequench.
    Type: Grant
    Filed: February 7, 1980
    Date of Patent: February 16, 1982
    Assignee: Phillips Petroleum Company
    Inventor: Meredith N. Dilbert