Patents by Inventor Stanley M. Wilhelm

Stanley M. Wilhelm 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 and solution for transforming insoluble mercury metal into a soluble compound
    Patent number: 5238488
    Abstract: A process and solution for transforming insoluble mercury metal into a soluble compound. The process includes oxidizing elemental mercury to form mercury cations, contacting the mercury cations with a complexing agent to form a soluble complex, and dissolving the soluble complex with a solvent. The solution contains an oxidizing agent, a complexing agent and a solvent.
    Type: Grant
    Filed: March 26, 1992
    Date of Patent: August 24, 1993
    Assignee: Gas Research Institute
    Inventor: Stanley M. Wilhelm