Patents by Inventor Frederick Carl Wilheim

Frederick Carl Wilheim 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).

  • Active fluoride catalysts for fluorination reactions
    Patent number: 6524990
    Abstract: Active fluoride catalysts that are useful in producing electrophilic fluorination agents; especially useful in producing BDM from the reaction of fluorine with carbon dioxide and FTM from the reaction of fluorine with carbonyl fluoride. The fluoride catalyst comprises a mixture of two or more fluorides selected from a transition metal fluoride, an alkali metal fluoride and/or an alkaline earth metal fluoride. Alternately, the fluoride catalyst is one or more fluorides, such as alkali metal fluorides, alkaline earth metal fluorides, and/or transition metal fluorides, deposited on an inert support.
    Type: Grant
    Filed: February 15, 2001
    Date of Patent: February 25, 2003
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Robert George Syvret, Philip Bruce Henderson, Donald Elson Fowler, Beth Ann Campion, Frederick Carl Wilheim