Patents by Inventor Loyd R. King

Loyd R. King 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).

  • Dual screen element having upper scalping screen adhered to crests of corrugated lower screen
    Patent number: 6186337
    Abstract: A new screen has been invented for use with vibratory screening apparatuses which has, in certain aspects, a base, a first screen on the base, and a scalping screen on the first screen, the first screen assembly including a corrugated screen having alternating crests and valleys, and the second screen assembly secured to the crests of the corrugated screen, and cushion members disposed between the first and second screen assemblies, the corrugated screen of the first screen assembly having first end openings beneath valleys on two sides thereof, and end plugs within the first end openings to sealingly close off the end openings to fluid flow. The present invention has other embodiments disclosed herein from. A screening apparatus or shale shaker and methods of their use have been invented that use such screens.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: February 13, 2001
    Assignee: Tuboscope I/P, Inc.
    Inventors: Thomas C. Adams, Loyd R. King