Patents by Inventor David Ralph Erickson

David Ralph Erickson 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).

  • FRACKING WASTE-WATER FILTRATION APPARATUS AND METHOD
    Publication number: 20160176737
    Abstract: A water treatment system for fracking waste water, the system providing a combination of treatment units adapted to be provided in the form of one or more transportable modules. A corresponding method of treating waste water by the use of such a system, and water that has been treated by the use of the method.
    Type: Application
    Filed: December 17, 2014
    Publication date: June 23, 2016
    Inventor: David Ralph Erickson