Patents by Inventor Rufus Furman Davis, Jr.

Rufus Furman Davis, Jr. 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 cleaning coke oven gas offtakes
    Patent number: 3964976
    Abstract: Process and apparatus for removing carbon deposits from the inner surfaces of a coke oven gas offtake by introducing steam into the gas offtake in an amount and under conditions sufficient to remove at least a portion of said carbon. The steam may be introduced either countercurrent to, or in the direction of, the flow of the gases exiting through the gas offtake.
    Type: Grant
    Filed: June 28, 1974
    Date of Patent: June 22, 1976
    Assignee: Allied Chemical Corporation
    Inventors: James Oliver Pettrey, Jr., Rufus Furman Davis, Jr.