Patents by Inventor Vincent Wayne Shotton

Vincent Wayne Shotton 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).

  • Air filtration for rock drilling
    Patent number: 8978785
    Abstract: A downhole tool to separate liquid from a drilling fluid includes a multi-vein cyclonic separator disposed within a housing, the cyclonic separator including at least two veins extending in a spiral along the length of the cyclonic separator, holes in the housing positioned adjacent to edges of veins of the cyclonic separator to allow liquid accelerated from the drilling fluid to exit the housing, and wherein the cyclonic separator is configured to provide high centrifugal forces to the drilling fluid downhole.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: March 17, 2015
    Assignee: Sandvik Mining and Construction
    Inventor: Vincent Wayne Shotton
  • Air circulation ports in rotary rock bit journal bearing
    Patent number: 8337085
    Abstract: A thrust bearing system for a roller cone rock bit includes at least one roller cone disposed on a leg having an air channel therethrough, the thrust bearing system including a primary thrust bearing surface on the leg configured to contact a corresponding primary bearing surface on the roller cone, wherein the primary thrust bearing surface on the leg includes at least one air circulation port in fluid communication with the air channel.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: December 25, 2012
    Assignee: Sandvik Intellectual Property AB
    Inventors: Mahavir Nagaraj, Jeremy Marcus, Vincent Wayne Shotton, Sameer Bhoite
  • AIR CIRCULATION PORTS IN ROTARY ROCK BIT JOURNAL BEARING
    Publication number: 20100284636
    Abstract: A thrust bearing system for a roller cone rock bit includes at least one roller cone disposed on a leg having an air channel therethrough, the thrust bearing system including a primary thrust bearing surface on the leg configured to contact a corresponding primary bearing surface on the roller cone, wherein the primary thrust bearing surface on the leg includes at least one air circulation port in fluid communication with the air channel.
    Type: Application
    Filed: May 6, 2009
    Publication date: November 11, 2010
    Applicant: Sandvik Mining and Construction
    Inventors: Mahavir Nagaraj, Jeremy Marcus, Vincent Wayne Shotton, Sameer Bhoite
  • AIR FILTRATION FOR ROCK DRILLING
    Publication number: 20090173545
    Abstract: A downhole tool to separate liquid from a drilling fluid includes a multi-vein cyclonic separator disposed within a housing, the cyclonic separator including at least two veins extending in a spiral along the length of the cyclonic separator, holes in the housing positioned adjacent to edges of veins of the cyclonic separator to allow liquid accelerated from the drilling fluid to exit the housing, and wherein the cyclonic separator is configured to provide high centrifugal forces to the drilling fluid downhole.
    Type: Application
    Filed: January 9, 2009
    Publication date: July 9, 2009
    Applicant: Sandvik Mining and Construction
    Inventor: Vincent Wayne Shotton
  • Back reaming tool
    Patent number: 6729418
    Abstract: A back reaming tool is disclosed which includes a tool body adapted to be coupled to a drill string, and at least one roller cone rotatably mounted to a leg and having cutting elements disposed thereon. The leg is removably coupled to the tool body. The at least one roller cone is open at only one axial end thereof.
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: May 4, 2004
    Assignee: Smith International, Inc.
    Inventors: Robert Harlan Slaughter, Jr., Peter Thomas Cariveau, Vincent Wayne Shotton
  • Back reaming tool
    Publication number: 20020108785
    Abstract: A back reaming tool is disclosed which includes a tool body adapted to be coupled to a drill string, and at least one roller cone rotatably mounted to a leg and having cutting elements disposed thereon. The leg is removably coupled to the tool body. The at least one roller cone is open at only one axial end thereof.
    Type: Application
    Filed: February 12, 2002
    Publication date: August 15, 2002
    Inventors: Robert Harlan Slaughter, Peter Thomas Cariveau, Vincent Wayne Shotton