Patents by Inventor David Kenneth Pinches

David Kenneth Pinches 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).

  • Disc for industrial plants
    Patent number: 9423180
    Abstract: An industrial plant such as a disc dryer is constructed or retro-fitted with discs each comprising two annular plates connected to one another around their outer edges, each plate comprising one or more integral ribs extending between its inner edge and outer edge. The integral ribs may comprise folds in the annular plates, and each plate may be formed from a length of sheet material, by roll forming for example, so that the integral ribs are deeper towards the inner peripheral edge than the outer peripheral edge of the annular plates forming the disc.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: August 23, 2016
    Inventor: David Kenneth Pinches
  • Process and apparatus for treating waste material incorporating lipid containing material to recover the lipid
    Patent number: 8796479
    Abstract: A process for recovering a lipid from a lipid containing material, comprising subjecting the lipid containing material to superheated steam and recovering the lipid in a liquid state.
    Type: Grant
    Filed: July 22, 2005
    Date of Patent: August 5, 2014
    Inventor: David Kenneth Pinches
  • Disc for Industrial Plants
    Publication number: 20140157615
    Abstract: An industrial plant such as a disc dryer is constructed or retro-fitted with discs each comprising two annular plates connected to one another around their outer edges, each plate comprising one or more integral ribs extending between its inner edge and outer edge. The integral ribs may comprise folds in the annular plates, and each plate may be formed from a length of sheet material, by roll forming for example, so that the integral ribs are deeper towards the inner peripheral edge than the outer peripheral edge of the annular plates forming the disc.
    Type: Application
    Filed: June 15, 2012
    Publication date: June 12, 2014
    Inventor: David Kenneth Pinches