Patents by Inventor Bernhard W. Wolf

Bernhard W. Wolf 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).

  • Asphaltene removal composition and method
    Patent number: 5504063
    Abstract: An asphaltene removal composition comprising an alkyleneamine-fatty acid condensation reaction product and one or more polar aprotic high dielectric constant solvents is useful for removing and inhibiting asphaltene deposits from wells, pipelines and associated equipment.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: April 2, 1996
    Assignee: Petrolite Corporation
    Inventors: Harold L. Becker, Bernhard W. Wolf