Patents by Inventor Colin G. Harvey

Colin G. Harvey 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 working-up hydrogen sulphide-containing gases
    Patent number: 4263270
    Abstract: Process for the work-up of hydrogen-sulfide containing gases which are normally subjected to Claus process, reduction, absorption, and desorption, characterized in that a portion of the feed gases by-passes the Claus unit and is processed in a CO.sub.2 -selective secondary absorption-desorption procedure.
    Type: Grant
    Filed: March 7, 1977
    Date of Patent: April 21, 1981
    Assignee: Shell Oil Company
    Inventors: Willem Groenendaal, Colin G. Harvey