Patents by Inventor Lawrence C. George

Lawrence C. George 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).

  • Recovery of chromium from waste solutions
    Patent number: 4337227
    Abstract: Chromium is selectively precipitated from waste solutions by means of benzoate ion. The resulting chromium benzoate complex is separated, washed and treated with either base or sulfuric acid to recover the benzoate and a chromium hydroxide product.
    Type: Grant
    Filed: September 10, 1981
    Date of Patent: June 29, 1982
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Hector O. McDonald, Lawrence C. George