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Thomas R. Larson
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Montgomery, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Vector maximizing screen
Patent number
10,556,196
Issue date
Feb 11, 2020
National-Oilwell Varco, L.P.
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Systems and methods for determining specific gravity and minerologi...
Patent number
10,126,220
Issue date
Nov 13, 2018
National-Oilwell Varco, L.P.
Thomas Robert Larson
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for controlling, measuring, and sampling a flu...
Patent number
9,708,871
Issue date
Jul 18, 2017
National-Oilwell Varco, L.P.
Thomas Robert Larson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Vector maximizing screen
Patent number
9,643,111
Issue date
May 9, 2017
National-Oilwell Varco, L.P.
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Method and apparatus for measuring drilling fluid properties
Patent number
9,513,272
Issue date
Dec 6, 2016
National-Oilwell Varco, L.P.
Thomas Robert Larson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for density separator for drilling fluid
Patent number
9,339,821
Issue date
May 17, 2016
National-Oilwell Varco, L.P.
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Apparatus and method for drilling fluid density separator using mag...
Patent number
9,333,511
Issue date
May 10, 2016
National-Oilwell Varco, L.P.
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Shale shaker
Patent number
9,079,222
Issue date
Jul 14, 2015
National-Oilwell Varco, L.P.
George Alexander Burnett
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Apparatus and method for drilling fluid density separator utilizing...
Patent number
8,795,535
Issue date
Aug 5, 2014
National-Oilwell Varco, L.P.
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Apparatus and method for density separator for drilling fluid
Patent number
8,715,506
Issue date
May 6, 2014
National-Oilwell Varco, L.P.
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Vibratory separators and screens
Patent number
8,622,220
Issue date
Jan 7, 2014
Varco I/P
David Lee Schulte
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Control system for mud cleaning apparatus
Patent number
8,469,116
Issue date
Jun 25, 2013
National-Oilwell Varco, L.P.
Thomas Robert Larson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydrocyclones for treating drilling fluid
Patent number
8,202,415
Issue date
Jun 19, 2012
National-Oilwell Varco, L.P.
Thomas Robert Larson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Shale shaker screens with aligned wires
Patent number
7,980,392
Issue date
Jul 19, 2011
Varco I/P
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Methods for recovery and reuse of lost circulation material
Patent number
7,568,535
Issue date
Aug 4, 2009
National Oilwell Varco LP
Thomas Robert Larson
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
VECTOR MAXIMIZING SCREEN
Publication number
20170209820
Publication date
Jul 27, 2017
National-Oilwell Varco, L.P.
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
SYSTEMS AND METHODS FOR DETERMINING SPECIFIC GRAVITY AND MINEROLOGI...
Publication number
20150020588
Publication date
Jan 22, 2015
National-Oilwell Varco, L.P.
Thomas Robert Larson
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR DRILLING FLUID DENSITY SEPARATOR USING MA...
Publication number
20140305875
Publication date
Oct 16, 2014
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
METHOD AND APPARATUS FOR MEASURING DRILLING FLUID PROPERTIES
Publication number
20140262516
Publication date
Sep 18, 2014
National-Oilwell Varco, L.P.
Thomas Robert Larson
G01 - MEASURING TESTING
Information
Patent Application
VECTOR MAXIMIZING SCREEN
Publication number
20140251894
Publication date
Sep 11, 2014
National-Oilwell Varco, L.P.
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
FLOW MEASUREMENT AND FLOW SAMPLING SYSTEM
Publication number
20140251689
Publication date
Sep 11, 2014
National-Oilwell Varco, L.P.
Thomas Robert Larson
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR DENSITY SEPARATOR FOR DRILLING FLUID
Publication number
20140197030
Publication date
Jul 17, 2014
National-Oilwell Varco, L.P.
Thomas R. Larson
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
CONTROL SYSTEM FOR MUD CLEANING APPARATUS
Publication number
20120024602
Publication date
Feb 2, 2012
NATIONAL OILWELL VARCO. L.P.
Thomas Robert LARSON
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHOD FOR DENSITY SEPARATOR FOR DRILLING FLUID
Publication number
20110017675
Publication date
Jan 27, 2011
Thomas R. Larson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Apparatus and method for drilling fluid density separator utilizing...
Publication number
20110017600
Publication date
Jan 27, 2011
National-Oilwell Varco, L.P.
Thomas R. Larson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SHALE SHAKER
Publication number
20100270216
Publication date
Oct 28, 2010
National Oilwell Varco;
George Alexander Burnett
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
HYDROCYCLONES FOR TREATING DRILLING FLUID
Publication number
20100258512
Publication date
Oct 14, 2010
National Oilwell Varco;
THOMAS ROBERT LARSON
E21 - EARTH DRILLING MINING
Information
Patent Application
Shale shaker with vertical screens
Publication number
20100181265
Publication date
Jul 22, 2010
David L. Schulte, JR.
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
Methods for recovery and reuse of lost circulation material
Publication number
20090145664
Publication date
Jun 11, 2009
Thomas Robert Larson
E21 - EARTH DRILLING MINING
Information
Patent Application
Vibratory separators and screens
Publication number
20090057205
Publication date
Mar 5, 2009
David Lee Schulte, JR.
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
Shale shaker screens with aligned wires
Publication number
20090057206
Publication date
Mar 5, 2009
Thomas Robert Larson
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
Air Pollutant Removal Using Magnetic Sorbent Particles
Publication number
20080307960
Publication date
Dec 18, 2008
David W. Hendrickson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL