Patents by Inventor Kenneth Derksen

Kenneth Derksen 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 REDUCING NOx EMISSIONS IN ROTARY KILNS BY SNCR
    Publication number: 20080070177
    Abstract: A method of operating a mineral processing kiln includes introducing a quantity of a selective non-catalytic reduction (SNCR) reducing agent into the kiln. The SNCR reducing agent may be a solid, liquid, or a gas. A mineral processing kiln modified for the implementation of SNCR is also disclosed.
    Type: Application
    Filed: January 9, 2007
    Publication date: March 20, 2008
    Inventors: Eric Hansen, Kenneth Derksen, Kevin Blankenship, Walter Parker, Ralph Supelak, James Tutt