Patents by Inventor Richard C. Elterich

Richard C. Elterich 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 and apparatus for chlorinating water with liquefied chlorine
    Patent number: 4986296
    Abstract: A liquefied gas, such as liquefied chlorine, which is injected into a liquid stream such as an aqueous stream, in the liquid state, is prevented from causing the liquid stream to freeze by cooling the liquefied gas to a temperature below its boiling point at the pressure of the liquid stream.
    Type: Grant
    Filed: March 22, 1990
    Date of Patent: January 22, 1991
    Assignee: Capital Controls Company, Inc.
    Inventors: Walton B. Jones, Richard C. Elterich