Patents Represented by Law Firm Rossenblatt & Associates
  • Sweetening of oils using hexamethylenetetramine
    Patent number: 5213680
    Abstract: Sour sulfhydryl-group containing oils are treated with an amount of hexamethylenetetramine effective to sweeten the oil and reduce headspace H.sub.2 S to a desired level.
    Type: Grant
    Filed: December 20, 1991
    Date of Patent: May 25, 1993
    Assignee: Baker Hughes Incorporated
    Inventors: Lawrence N. Kremer, John Link, Glenn L. Roof