Patents by Inventor Arthur Ray Shirley, Jr.

Arthur Ray Shirley, Jr. 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).

  • Prilling method
    Patent number: 7175684
    Abstract: A prilling method comprising the steps of: providing a molten first component, mixing at least a second component with the molten first component, reacting the components to form a shear-thinnable mixture; and prilling the shear-thinnable mixture wherein the prilling comprises mechanically agitating in the prill head to shear thin the shear-thinnable mixture sufficiently to permit prilling. The inventive method can be used to produce fertilizer product comprising ammonium sulfate nitrate.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: February 13, 2007
    Inventors: James A. Kweeder, Arthur Ray Shirley, Jr., Keith D. Cochran, Timothy G. Holt
  • Sulfur-containing fertilizer composition and method for preparing same
    Patent number: 6544313
    Abstract: A fertilizer composition that includes a plurality of particles in which the particles feature a plurality of sulfur platelets embedded within a fertilizer portion, and a method for preparing this composition in which fertilizer-containing particles are sprayed first with a sulfur spray, and then with a slurry containing fertilizer or a precursor thereof, followed by curing.
    Type: Grant
    Filed: May 16, 2001
    Date of Patent: April 8, 2003
    Assignee: Cargill, Incorporated
    Inventors: Lawrence Alan Peacock, Arthur Ray Shirley, Jr.