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the bit being of the rotary drag type
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E21B10/54
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E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B10/00
Drill bits
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E21B10/54
the bit being of the rotary drag type
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Patents Grants
last 30 patents
Information
Patent Grant
Method of installing cutters on a drill bit
Patent number
12,163,381
Issue date
Dec 10, 2024
Gary J Bakken
E21 - EARTH DRILLING MINING
Information
Patent Grant
Boring bit or other bit with hard face wear resistance material
Patent number
12,146,369
Issue date
Nov 19, 2024
Kondex Corporation
Keith A. Johnson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring drill bit formed by additive manufacturing
Patent number
12,103,086
Issue date
Oct 1, 2024
Halliburton Energy Services, Inc.
Daniel Brendan Voglewede
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Cutting elements, and related earth-boring tools, supporting substr...
Patent number
12,098,597
Issue date
Sep 24, 2024
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Grant
One-piece cutting head for a drill bit
Patent number
12,070,807
Issue date
Aug 27, 2024
BLACK & DECKER INC.
Juri Schatz
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Supporting substrates for cutting elements, and related methods
Patent number
12,018,533
Issue date
Jun 25, 2024
Baker Hughes Holdings LLC
Wanjun Cao
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Hybrid bit including earth boring and percussion elements for drill...
Patent number
11,982,129
Issue date
May 14, 2024
Jonathan M. Eve
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of forming cutting elements
Patent number
11,885,182
Issue date
Jan 30, 2024
Baker Hughes Holdings LLC
Wanjun Cao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Variable density downhole devices
Patent number
11,766,719
Issue date
Sep 26, 2023
Halliburton Energy Services, Inc.
Daniel Brendan Voglewede
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Polycrystalline diamond compact and applications therefor
Patent number
11,753,873
Issue date
Sep 12, 2023
U.S. Synthetic Corporation
Greg Carlos Topham
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Drill bit design with reduced 3D coupled vibration
Patent number
11,714,932
Issue date
Aug 1, 2023
Halliburton Energy Services, Inc.
Shilin Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Drill bit design selection and use
Patent number
11,704,453
Issue date
Jul 18, 2023
Halliburton Energy Services, Inc.
Shilin Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cutting tool with pre-formed hardfacing segments
Patent number
11,591,857
Issue date
Feb 28, 2023
Schlumberger Technology Corporation
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements with increased curvature cutting edges
Patent number
11,591,858
Issue date
Feb 28, 2023
CNPC USA Corporation
Jiaqing Yu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Visualization of 3D coupled vibration in drill bits
Patent number
11,585,691
Issue date
Feb 21, 2023
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements, and related earth-boring tools and methods
Patent number
11,536,091
Issue date
Dec 27, 2022
Baker Hughes Holding LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Grant
Displacement members comprising machineable material portions, bit...
Patent number
11,512,537
Issue date
Nov 29, 2022
Baker Hughes Oilfield Operations LLC
Eric C. Sullivan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods of removing shoulder powder from fixed cutter bits
Patent number
11,499,375
Issue date
Nov 15, 2022
Halliburton Energy Services, Inc.
Jeffrey G. Thomas
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Mechanical locking of cutting element with carbide matrix
Patent number
11,492,852
Issue date
Nov 8, 2022
Schlumberger Technology Corporation
Yahua Bao
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Earth-boring tools having a gauge region configured for reduced bit...
Patent number
11,421,484
Issue date
Aug 23, 2022
Baker Hughes Holdings LLC
Reed W. Spencer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Hybrid bit including earth-boring and percussion elements for drill...
Patent number
11,421,483
Issue date
Aug 23, 2022
Jonathan M. Eve
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multiple ridge cutting element
Patent number
11,396,776
Issue date
Jul 26, 2022
Smith International, Inc.
Xiaoge Gan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Crack mitigation for polycrystalline diamond cutters
Patent number
11,371,290
Issue date
Jun 28, 2022
Halliburton Energy Services, Inc.
Christopher John Keller
E21 - EARTH DRILLING MINING
Information
Patent Grant
Earth-boring tools having a gauge insert configured for reduced bit...
Patent number
11,332,980
Issue date
May 17, 2022
Baker Hughes Holdings LLC
Robert E. Grimes
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Metal matrix composite material for additive manufacturing of downh...
Patent number
11,313,176
Issue date
Apr 26, 2022
Schlumberger Technology Corporation
Anthony Griffo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Compliant rolling element retainer
Patent number
11,313,177
Issue date
Apr 26, 2022
Halliburton Energy Services, Inc.
Gregory C. Grosz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit
Patent number
11,306,541
Issue date
Apr 19, 2022
TMT-Tapping Measuring Technology SARL
Romain Clesen
C21 - METALLURGY OF IRON
Information
Patent Grant
Earth-boring tools having a gauge region configured for reduced bit...
Patent number
11,293,233
Issue date
Apr 5, 2022
Baker Hughes Holdings LLC
Reed W. Spencer
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rolling depth of cut controller with clamshell retainer and solid d...
Patent number
11,280,136
Issue date
Mar 22, 2022
Halliburton Energy Services, Inc.
Van Jordan Brackin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well drilling bit and well drilling method using the same
Patent number
11,230,890
Issue date
Jan 25, 2022
The University of Tokyo
Shigemi Naganawa
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
ONE-PIECE CUTTING HEAD FOR A DRILL BIT
Publication number
20240342808
Publication date
Oct 17, 2024
Black & Decker Inc.
Juri SCHATZ
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SUPPORTING SUBSTRATES FOR CUTTING ELEMENTS, AND RELATED METHODS
Publication number
20240318507
Publication date
Sep 26, 2024
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
TORQUE-ADAPTIVE IMPACT TOOL SUITABLE FOR PDC BIT
Publication number
20240175323
Publication date
May 30, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Shiwei Niu
E21 - EARTH DRILLING MINING
Information
Patent Application
DEVICES, SYSTEMS, AND METHODS FOR A REINFORCING RING IN A BIT
Publication number
20240068302
Publication date
Feb 29, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Youhe Zhang
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BITS HAVING REINFORCED FACE
Publication number
20240052707
Publication date
Feb 15, 2024
LONGYEAR TM, INC.
Robert Andrew Corona
E21 - EARTH DRILLING MINING
Information
Patent Application
MICROWAVE ROCK-BREAKING DRILLING DEVICE
Publication number
20230407706
Publication date
Dec 21, 2023
Shenzhen University
Mingzhong GAO
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD OF INSTALLING CUTTERS ON A DRILL BIT
Publication number
20230265717
Publication date
Aug 24, 2023
Gary J. BAKKEN
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS HAVING GAUGE CONFIGURATIONS FOR REDUCED CARBON F...
Publication number
20230250695
Publication date
Aug 10, 2023
Baker Hughes Oilfield Operations LLC
Steven Craig Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
SUPPORTING SUBSTRATES FOR CUTTING ELEMENTS, AND RELATED METHODS
Publication number
20230091691
Publication date
Mar 23, 2023
Baker Hughes Holdings LLC
Wanjun Cao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HYBRID BIT INCLUDING EARTH BORING AND PERCUSSION ELEMENTS FOR DRILL...
Publication number
20220412169
Publication date
Dec 29, 2022
Jonathan M. Eve
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS OF FORMING CUTTING ELEMENTS, AND RELATED EARTH-BORING TOOLS
Publication number
20220298866
Publication date
Sep 22, 2022
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
CUTTING ELEMENTS, AND RELATED EARTH-BORING TOOLS, SUPPORTING SUBSTR...
Publication number
20220298867
Publication date
Sep 22, 2022
Baker Hughes Holdings LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
EARTH-BORING DRILL BIT FORMED BY ADDITIVE MANUFACTURING
Publication number
20220235613
Publication date
Jul 28, 2022
Halliburton Energy Services, Inc.
Daniel Brendan Voglewede
B22 - CASTING POWDER METALLURGY
Information
Patent Application
VISUALIZATION OF 3D COUPLED VIBRATION IN DRILL BITS
Publication number
20220065687
Publication date
Mar 3, 2022
Halliburton Energy Services, Inc.
Shilin Chen
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT DESIGN WITH REDUCED 3D COUPLED VIBRATION
Publication number
20220067234
Publication date
Mar 3, 2022
Halliburton Energy Services, Inc.
Shilin Chen
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Rolling Depth Of Cut Controller With Clamshell Retainer And Solid D...
Publication number
20220034168
Publication date
Feb 3, 2022
Halliburton Energy Services, Inc.
Van Jordan Brackin
E21 - EARTH DRILLING MINING
Information
Patent Application
DISPLACEMENT MEMBERS COMPRISING MACHINABLE MATERIAL PORTIONS, BIT B...
Publication number
20210238928
Publication date
Aug 5, 2021
Baker Hughes Oilfield Operations LLC
Eric C. Sullivan
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTIPLE RIDGE CUTTING ELEMENT
Publication number
20210156202
Publication date
May 27, 2021
Smith International, Inc.
Xiaoge Gan
E21 - EARTH DRILLING MINING
Information
Patent Application
Variable Density Downhole Devices
Publication number
20200398343
Publication date
Dec 24, 2020
Halliburton Energy Services, Inc.
Daniel Brendan Voglewede
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Compliant Rolling Element Retainer
Publication number
20200378190
Publication date
Dec 3, 2020
Halliburton Energy Services, Inc.
Gregory C. Grosz
E21 - EARTH DRILLING MINING
Information
Patent Application
HYBRID BIT INCLUDING EARTH-BORING AND PERCUSSION ELEMENTS FOR DRILL...
Publication number
20200277824
Publication date
Sep 3, 2020
Jonathan M. Eve
E21 - EARTH DRILLING MINING
Information
Patent Application
EARTH-BORING TOOLS HAVING A GAUGE REGION CONFIGURED FOR REDUCED BIT...
Publication number
20200263504
Publication date
Aug 20, 2020
BAKER HUGHES, A GE COMPANY, LLC
Reed W. Spencer
E21 - EARTH DRILLING MINING
Information
Patent Application
BORING BIT OR OTHER BIT WITH HARD FACE WEAR RESISTANCE MATERIAL
Publication number
20200224499
Publication date
Jul 16, 2020
Kondex Corporation
Keith A. Johnson
E21 - EARTH DRILLING MINING
Information
Patent Application
FIXED-CUTTER MATRIX BITS WITH REPAIRABLE GAUGE PADS
Publication number
20200024904
Publication date
Jan 23, 2020
Halliburton Energy Services, Inc.
Jeffrey G THOMAS
E21 - EARTH DRILLING MINING
Information
Patent Application
WELL DRILLING BIT AND WELL DRILLING METHOD USING THE SAME
Publication number
20190383102
Publication date
Dec 19, 2019
The University of Tokyo
Shigemi NAGANAWA
E21 - EARTH DRILLING MINING
Information
Patent Application
CUTTING ELEMENTS, AND RELATED EARTH-BORING TOOLS, SUPPORTING SUBSTR...
Publication number
20190368278
Publication date
Dec 5, 2019
BAKER HUGHES, A GE COMPANY, LLC
Wanjun Cao
B24 - GRINDING POLISHING
Information
Patent Application
Methods of Removing Shoulder Powder From Fixed Cutter Bits
Publication number
20190330927
Publication date
Oct 31, 2019
Halliburton Energy Services, Inc.
Jeffrey G. Thomas
B22 - CASTING POWDER METALLURGY
Information
Patent Application
EARTH-BORING TOOLS AND METHODS OF FORMING EARTH-BORING TOOLS
Publication number
20190284877
Publication date
Sep 19, 2019
BAKER HUGHES, A GE COMPANY, LLC
David Gavia
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT
Publication number
20190277094
Publication date
Sep 12, 2019
TMT - TAPPING MEASURING TECHNOLOGY SARL
Romain Clesen
E21 - EARTH DRILLING MINING
Information
Patent Application
Rolling Element Assembly With A Compliant Retainer
Publication number
20190249498
Publication date
Aug 15, 2019
Halliburton Energy Services, Inc.
Brandon James Hinz
E21 - EARTH DRILLING MINING