Patents by Inventor David E. Brummond

David E. Brummond 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).

  • Method for producing isopropyl chloride via liquid-phase hydrochlorination of propylene
    Patent number: 6617479
    Abstract: Preparing isopropyl chloride (2-chloropropane) employing propylene, hydrochloric acid and ferric chloride catalyst in an isopropyl chloride solution at effective temperatures and pressure to produce 2-chloropropane. The amount of ferric chloride catalyst is less than that conventionally employed and the temperature and pressure are greater than conventionally employed.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: September 9, 2003
    Assignee: Vulcan Chemicals division of Vulcan Materials Company
    Inventors: Rodney L. Klausmeyer, David E. Brummond