TREA

David Largent

Follow

Person

  • Cleveland, TX, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Vessel to condition dry drill cuttings
    • Patent number 8,708,065
    • Issue date Apr 29, 2014
    • National-Oilwell Varco, L.P.
    • David Largent
    • B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
  • Information Patent Grant

    Screen assembly for vibratory separator
    • Patent number 7,520,391
    • Issue date Apr 21, 2009
    • Varco I/P, Inc.
    • David L. Schulte, Jr.
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screen assembly for vibratory separators
    • Patent number 7,000,776
    • Issue date Feb 21, 2006
    • Varco I/P, Inc.
    • Joseph C. Winkler
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Drilling fluid treatment
    • Patent number 6,848,583
    • Issue date Feb 1, 2005
    • Varco I/P, Inc.
    • David W. Largent
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Glued screens for shale shakers
    • Patent number 6,736,270
    • Issue date May 18, 2004
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibratory separators and screens
    • Patent number 6,722,504
    • Issue date Apr 20, 2004
    • Varco I/P, Inc.
    • David L. Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Methods for making glued shale shaker screens
    • Patent number 6,669,985
    • Issue date Dec 30, 2003
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screen with ramps for vibratory separator system
    • Patent number 6,629,610
    • Issue date Oct 7, 2003
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screen assembly for vibratory separators
    • Patent number 6,607,080
    • Issue date Aug 19, 2003
    • Varco I/P, Inc.
    • Joseph Charles Winkler
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibrator separator screens
    • Patent number 6,581,781
    • Issue date Jun 24, 2003
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Method for making vibratory separator screens
    • Patent number 6,565,698
    • Issue date May 20, 2003
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Unibody structure for screen assembly
    • Patent number 6,530,483
    • Issue date Mar 11, 2003
    • Varco I/P, Inc.
    • David L. Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screens for vibratory separators
    • Patent number 6,510,947
    • Issue date Jan 28, 2003
    • Varco I/P, Inc.
    • David L. Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Treatment of fluid having lost circulation material
    • Patent number 6,457,588
    • Issue date Oct 1, 2002
    • Varco I/P, Inc.
    • David L. Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Lost circulation fluid treatment
    • Patent number 6,458,283
    • Issue date Oct 1, 2002
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibrator separator screens
    • Patent number 6,454,099
    • Issue date Sep 24, 2002
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Glue pattern screens and methods of production
    • Patent number 6,450,345
    • Issue date Sep 17, 2002
    • Varco I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Seal screen structure
    • Patent number 6,443,310
    • Issue date Sep 3, 2002
    • Varco I/P, Inc.
    • David Lee Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Ramped screen & vibratory separator system
    • Patent number 6,401,934
    • Issue date Jun 11, 2002
    • Tuboscope I/P, Inc.
    • David W. Largent
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Lost circulation fluid treatment
    • Patent number 6,371,306
    • Issue date Apr 16, 2002
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibratory separator screens
    • Patent number 6,371,302
    • Issue date Apr 16, 2002
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screen apparatus for vibratory separator
    • Patent number 6,325,216
    • Issue date Dec 4, 2001
    • Tuboscope I/P, Inc.
    • Kenneth W. Seyffert
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Shaker screens and methods of use
    • Patent number 6,290,068
    • Issue date Sep 18, 2001
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Unibody screen structure
    • Patent number 6,283,302
    • Issue date Sep 4, 2001
    • Tuboscope I/P, Inc.
    • David L. Schulte
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibratory separator screen assemblies
    • Patent number 6,269,953
    • Issue date Aug 7, 2001
    • Tuboscope I/P, Inc.
    • Kenneth W. Seyffert
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Vibratory separator screens
    • Patent number 6,152,307
    • Issue date Nov 28, 2000
    • Tuboscope I/P, Inc.
    • Thomas C. Adams
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Screen
    • Patent number D425531
    • Issue date May 23, 2000
    • Tuboscope I/P, Inc.
    • David W. Largent
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents