Patents by Inventor Walker H. Rideout

Walker H. Rideout 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).

  • Patent number: 4301314
    Abstract: In the preparation of methylchloroform by vapor phase chlorination of 1,1-dichloroethane, the formation of undesirable chlorohydrocarbon reaction products is suppressed by conducting the vapor phase reaction in the presence of a controlled amount of elemental oxygen.
    Type: Grant
    Filed: February 21, 1978
    Date of Patent: November 17, 1981
    Assignee: PPG Industries, Inc.
    Inventors: Walker H. Rideout, Mary E. Jeselnik
  • Patent number: 4260463
    Abstract: An aqueous alkaline waste stream containing chlorinated hydrocarbons is treated in an electrolytic diaphragm cell both to reduce the organics content of the waste stream as well as to recover chlorine and caustic values.
    Type: Grant
    Filed: September 20, 1979
    Date of Patent: April 7, 1981
    Assignee: PPG Industries, Inc.
    Inventor: Walker H. Rideout
  • Patent number: 4192823
    Abstract: In the preparation of methylchloroform by vapor phase chlorination of 1,1-dichloroethane, the formation of undesirable chlorohydrocarbon reaction products is suppressed by conducting the vapor phase reaction in the presence of a controlled amount of carbon dioxide gas.
    Type: Grant
    Filed: March 6, 1978
    Date of Patent: March 11, 1980
    Assignee: PPG Industries, Inc.
    Inventors: Walker H. Rideout, John D. Mansell
  • Patent number: 4151212
    Abstract: The chloral content of ethylene dichloride, produced by the catalytic vapor phase oxychlorination of ethylene, is reduced by passing the gaseous effluent stream from the oxychlorination reactor through a bed of alumina.
    Type: Grant
    Filed: July 7, 1978
    Date of Patent: April 24, 1979
    Assignee: PPG Industries, Inc.
    Inventor: Walker H. Rideout