Patents by Inventor Gary Youngman

Gary Youngman 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).

  • Removal of calcium from amine solutions
    Patent number: 5422009
    Abstract: A process for removing calcium from an amine-water solution is provided by using a low calcium cationic exchange resin which preferably has large pores to avoid hydrocarbon coating of the resin. Preferably, the resin is pretreated to reduce calcium concentration of the resin to less than two parts per million prior to use for calcium removal.
    Type: Grant
    Filed: December 22, 1993
    Date of Patent: June 6, 1995
    Assignee: Atlantic Richfield Company
    Inventors: Yen K. Hoang, James Mladenik, Gary Youngman