Patents by Inventor Michael C. Centers

Michael C. Centers 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).

  • Secondary separation system for recyclables
    Patent number: 8813972
    Abstract: Apparatus and methods for separating fractions having monetary value from residual streams from a MRF are disclosed.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: August 26, 2014
    Inventor: Michael C. Centers
  • Separation system for single stream compressed recyclables
    Patent number: 7188730
    Abstract: A screening system designed to provide separation of multiple fractions of New Screens Fines. News Screens Fines (“NSF”) contain a mix of compressed, unmarketable recyclables that are generally less than four inches in size created as a by-product of current Material Recovery Facility (MRF) plant designs used to process single-stream recyclables. The NSF separation system uses a series of primary and secondary classification apparatus to separate materials into marketable products that meet legislative requirements. A series of screens, conveyors and air moving systems are designed to separate waste from fractions of glass, plastic and ferrous metals that can be sold.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: March 13, 2007
    Inventors: Michael C. Centers, Stephen A. Young