Patents by Inventor John William Couves

John William Couves 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).

  • Process for the production of vinyl acetate
    Publication number: 20010056201
    Abstract: A process for the production of vinyl acetate which comprises contacting ethylene, acetic acid and an oxygen-containing gas with a supported palladium catalyst prepared by a process comprising the steps of (a) impregnating a catalyst support with a palladium compound, (b) converting the palladium compound to substantially metallic palladium, and (c) sintering the supported palladium at a temperature of greater than 500° C.
    Type: Application
    Filed: June 28, 2001
    Publication date: December 27, 2001
    Applicant: BP Chemicals Limited
    Inventors: John William Couves, Simon James Kitchen
  • Process for the production of vinyl acetate
    Patent number: 5990344
    Abstract: A process for the production of vinyl acetate which comprises contacting ethylene, acetic acid and an oxygen-containing gas with a supported palladium catalyst prepared by a process comprising the steps of (a) impregnating a catalyst support with a palladium compound, (b) converting the palladium compound to substantially metallic palladium, and (c) sintering the supported palladium at a temperature of greater than 500.degree. C.
    Type: Grant
    Filed: October 29, 1997
    Date of Patent: November 23, 1999
    Assignee: BP Chemicals Limited
    Inventors: John William Couves, Simon James Kitchen