characterised by detachable or adjustable parts

Industry

CPC
E21B10/20

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B10/00Drill bits

Current Industry

E21B10/20characterised by detachable or adjustable parts

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Hybrid bit
- Patent number 12,084,919
- Issue date Sep 10, 2024
- Schlumberger Technology Corporation
- Scott D. McDonough
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill coupler for mitigating torsional vibration
- Patent number 11,814,907
- Issue date Nov 14, 2023
- Ulterra Drilling Technologies, L.P.
- Nathan Andrew Brooks
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous sampling drill bit
- Patent number 11,746,600
- Issue date Sep 5, 2023
- Longyear TM, Inc.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid drill bit with axially adjustable counter-rotation cutters i...
- Patent number 11,492,851
- Issue date Nov 8, 2022
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
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 with adjustable inner gauge configuration
- Patent number 11,293,232
- Issue date Apr 5, 2022
- Halliburton Energy Services, Inc.
- Bradley David Dunbar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tapered joint for securing cone arm in hole opener
- Patent number 11,174,683
- Issue date Nov 16, 2021
- Century Products, Inc.
- Todd Bielawa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of manufacturing and designing a hybrid drill bit
- Patent number 10,995,557
- Issue date May 4, 2021
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling systems and hybrid drill bits for drilling in a subterrane...
- Patent number 10,988,988
- Issue date Apr 27, 2021
- National Oilwell DHT, L.P.
- Jeffery Ronald Clausen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anti-rotation pads with flow ports
- Patent number 10,961,781
- Issue date Mar 30, 2021
- Halliburton Energy Services, Inc.
- Akshay G. Khandekar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous sampling drill bit
- Patent number 10,907,413
- Issue date Feb 2, 2021
- BLY IP INC.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid drill bit with axially adjustable counter rotation cutters i...
- Patent number 10,876,360
- Issue date Dec 29, 2020
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Earth-boring tools including polymer matrix composite hardfacing ma...
- Patent number 10,815,734
- Issue date Oct 27, 2020
- Baker Hughes Holdings LLC
- Jon David Schroder
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Indexing drill bit
- Patent number 10,731,420
- Issue date Aug 4, 2020
- Schlumberger Technology Corporation
- Scott S. Dahlgren
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling systems and hybrid drill bits for drilling in a subterrane...
- Patent number 10,704,330
- Issue date Jul 7, 2020
- National Oilwell DHT, L.P.
- Jeffery Ronald Clausen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous sampling drill bit
- Patent number 10,626,676
- Issue date Apr 21, 2020
- BLY IP INC.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Retractable auger head
- Patent number 10,519,719
- Issue date Dec 31, 2019
- Radius HDD Direct LLC
- David Bullock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit arm pocket
- Patent number 10,494,872
- Issue date Dec 3, 2019
- Halliburton Energy Services, Inc.
- Micheal Burl Crawford
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter holder for a tunnel boring machine and an associated cutting...
- Patent number 10,174,615
- Issue date Jan 8, 2019
- Bouygues Travaux Publics
- Philippe Liotard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tools including fastening assemblies, and related methods
- Patent number 10,156,099
- Issue date Dec 18, 2018
- Baker Hughes Incorporated
- Do Van Do
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Earth-boring rotary tools having fixed blades and rolling cutter le...
- Patent number 10,132,122
- Issue date Nov 20, 2018
- Baker Hughes Incorporated
- Gregory L. Ricks
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid bit with mechanically attached roller cone elements
- Patent number 10,107,039
- Issue date Oct 23, 2018
- Baker Hughes Incorporated
- Jon Schroder
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Earth-boring tools including passively adjustable, aggressiveness-m...
- Patent number 10,094,174
- Issue date Oct 9, 2018
- Baker Hughes Incorporated
- Jayesh Rameshlal Jain
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roller cone drill bit with improved erosion resistance
- Patent number 9,988,854
- Issue date Jun 5, 2018
- Varel International Ind., L.P.
- Thomas Gallifet
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Cutter assembly with inline mounting
- Patent number 9,845,677
- Issue date Dec 19, 2017
- The Robbins Company
- Carl E. Lenaburg
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hybrid drill bit having increased service life
- Patent number 9,782,857
- Issue date Oct 10, 2017
- Baker Hughes Incorporated
- Don Q. Nguyen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hole opener bearing arrangement
- Patent number 9,611,698
- Issue date Apr 4, 2017
- Vermeer Manufacturing Company
- John P. Maher
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
External, divorced PDC bearing assemblies for hybrid drill bits
- Patent number 9,556,681
- Issue date Jan 31, 2017
- Baker Hughes Incorporated
- Ajay V. Kulkarni
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for leg retention on hybrid bits
- Patent number 9,476,259
- Issue date Oct 25, 2016
- Baker Hughes Incorporated
- Gregory L. Ricks
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hard-rock core barrel roller cutter assembly
- Patent number 9,458,673
- Issue date Oct 4, 2016
- Chung Jie Vinsing Ching
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Continuous Sampling Drill Bit
- Publication number 20240003192
- Publication date Jan 4, 2024
- LONGYEAR TM, INC.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Application
CONTINUOUS SAMPLING DRILL BIT
- Publication number 20220290501
- Publication date Sep 15, 2022
- BLY IP INC.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID BIT
- Publication number 20220220807
- Publication date Jul 14, 2022
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Scott D. McDonough
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL COUPLER FOR MITIGATING TORSIONAL VIBRATION
- Publication number 20210348452
- Publication date Nov 11, 2021
- ULTERRA DRILLING TECHNOLOGIES, L.P.
- Nathan Andrew Brooks
- E21 - EARTH DRILLING MINING
Information Patent Application
Hybrid Drill Bit with Axially Adjustable Counter-Rotation Cutters i...
- Publication number 20210079731
- Publication date Mar 18, 2021
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Application
Hybrid Drill Bit with Axially Adjustable Counter-Rotation Cutters i...
- Publication number 20210079732
- Publication date Mar 18, 2021
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Application
CONTINUOUS SAMPLING DRILL BIT
- Publication number 20210054695
- Publication date Feb 25, 2021
- BLY IP INC.
- CHRISTOPHER L. DRENTH
- E21 - EARTH DRILLING MINING
Information Patent Application
Method Of Manufacturing And Designing A Hybrid Drill Bit
- Publication number 20200386056
- Publication date Dec 10, 2020
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Application
Drilling Systems and Hybrid Drill Bits for Drilling in a Subterrane...
- Publication number 20200291724
- Publication date Sep 17, 2020
- National Oilwell DHT, L.P.
- Jeffery Ronald Clausen
- E21 - EARTH DRILLING MINING
Information Patent Application
Tapered Joint for Securing Cone Arm in Hole Opener
- Publication number 20200270952
- Publication date Aug 27, 2020
- Century Products Inc.
- Todd Bielawa
- E21 - EARTH DRILLING MINING
Information Patent Application
STEERABLE DOWNHOLE DRILLING TOOL
- Publication number 20200208472
- Publication date Jul 2, 2020
- China Petroleum and Chemical Corporation
- Sheng ZHAN
- E21 - EARTH DRILLING MINING
Information Patent Application
Drill Bit With Adjustable Inner Gauge Configuration
- Publication number 20200165876
- Publication date May 28, 2020
- Halliburton Energy Services, Inc.
- Bradley David Dunbar
- E21 - EARTH DRILLING MINING
Information Patent Application
CONFIGURABLE OVOID UNITS INCLUDING ADJUSTABLE OVOIDS, EARTH-BORING...
- Publication number 20200095831
- Publication date Mar 26, 2020
- BAKER HUGHES, A GE COMPANY, LLC
- Ebitimitula Etebu
- E21 - EARTH DRILLING MINING
Information Patent Application
RETRACTABLE DRILL HEAD
- Publication number 20190136634
- Publication date May 9, 2019
- Adam D. Rayner
- E21 - EARTH DRILLING MINING
Information Patent Application
Expansion Anchor Setting Tool
- Publication number 20190032693
- Publication date Jan 31, 2019
- HammerDragon, LLC
- Justin G. Holub
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
HYBRID DRILL BIT WITH AXIALLY ADJUSTABLE COUNTER-ROTATION CUTTERS I...
- Publication number 20190003259
- Publication date Jan 3, 2019
- Halliburton Energy Services, Inc.
- Gregory Christopher Grosz
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTH-BORING TOOLS INCLUDING PASSIVELY ADJUSTABLE, AGRESSIVENESS-MO...
- Publication number 20180179826
- Publication date Jun 28, 2018
- BAKER HUGHES INCORPORATED
- Jayesh Rameshlal Jain
- E21 - EARTH DRILLING MINING
Information Patent Application
Retractable Auger Head
- Publication number 20170342776
- Publication date Nov 30, 2017
- Radius HDD Direct LLC
- David Bullock
- E21 - EARTH DRILLING MINING
Information Patent Application
ROLLER CONE DRILL BIT WITH IMPROVED EROSION RESISTANCE
- Publication number 20170328135
- Publication date Nov 16, 2017
- VAREL INTERNATIONAL IND., L.P.
- Thomas Gallifet
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
EARTH-BORING TOOLS INCLUDING PASSIVELY ADJUSTABLE, AGRESSIVENESS-MO...
- Publication number 20170175455
- Publication date Jun 22, 2017
- BAKER HUGHES INCORPORATED
- Jayesh Rameshlal Jain
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING SYSTEMS AND HYBRID DRILL BITS FOR DRILLING IN A SUBTERRANE...
- Publication number 20170167201
- Publication date Jun 15, 2017
- National Oilwell DHT, L.P.
- Jeffery Ronald Clausen
- E21 - EARTH DRILLING MINING
Information Patent Application
INTERGLAND GREASE
- Publication number 20160290053
- Publication date Oct 6, 2016
- Halliburton Energy Services Inc.
- David Patrick Duckworth
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
DRILL BIT ARM POCKET
- Publication number 20160237753
- Publication date Aug 18, 2016
- Halliburton Energy Services, Inc.
- Micheal Burl Crawford
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID BIT WITH MECHANICALLY ATTACHED ROLLER CONE ELEMENTS
- Publication number 20150337603
- Publication date Nov 26, 2015
- BAKER HUGHES INCORPORATED
- Jon SCHRODER
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HARD-ROCK CORE BARREL ROLLER CUTTER ASSEMBLY
- Publication number 20150322723
- Publication date Nov 12, 2015
- Chung Jie Vinsing CHING
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTER FOR SHAFT AND/OR TUNNEL BORING
- Publication number 20150028657
- Publication date Jan 29, 2015
- Stein Narvestad AS
- Stein Narvestad
- E21 - EARTH DRILLING MINING
Information Patent Application
HOLE OPENER BEARING ARRANGEMENT
- Publication number 20140338984
- Publication date Nov 20, 2014
- Vermeer Manufacturing Company
- John P. Maher
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TOOL HOLDER, AND CHISEL SUPPORT AND DRILLING BIT FOR A DRILL HEAD
- Publication number 20140216824
- Publication date Aug 7, 2014
- Karl Kammerer
- E21 - EARTH DRILLING MINING
Information Patent Application
HYDRAULIC BRAKE FOR DRILLING-BIT
- Publication number 20130192898
- Publication date Aug 1, 2013
- HYDRO LEDUC
- Louis-Claude POREL
- E21 - EARTH DRILLING MINING
Information Patent Application
COMPOSITE DRILL BIT
- Publication number 20130126247
- Publication date May 23, 2013
- Ying Xin Yang
- E21 - EARTH DRILLING MINING

characterised by detachable or adjustable parts

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Hybrid bit

Drill coupler for mitigating torsional vibration

Continuous sampling drill bit

Hybrid drill bit with axially adjustable counter-rotation cutters i...

Compliant rolling element retainer

Drill bit with adjustable inner gauge configuration

Tapered joint for securing cone arm in hole opener

Method of manufacturing and designing a hybrid drill bit

Drilling systems and hybrid drill bits for drilling in a subterrane...

Anti-rotation pads with flow ports

Continuous sampling drill bit

Hybrid drill bit with axially adjustable counter rotation cutters i...

Earth-boring tools including polymer matrix composite hardfacing ma...

Indexing drill bit

Drilling systems and hybrid drill bits for drilling in a subterrane...

Continuous sampling drill bit

Retractable auger head

Drill bit arm pocket

Cutter holder for a tunnel boring machine and an associated cutting...

Downhole tools including fastening assemblies, and related methods

Earth-boring rotary tools having fixed blades and rolling cutter le...

Hybrid bit with mechanically attached roller cone elements

Earth-boring tools including passively adjustable, aggressiveness-m...

Roller cone drill bit with improved erosion resistance

Cutter assembly with inline mounting

Hybrid drill bit having increased service life

Hole opener bearing arrangement

External, divorced PDC bearing assemblies for hybrid drill bits

System and method for leg retention on hybrid bits

Hard-rock core barrel roller cutter assembly

Patents Applicationslast 30 patents

Continuous Sampling Drill Bit

CONTINUOUS SAMPLING DRILL BIT

HYBRID BIT

DRILL COUPLER FOR MITIGATING TORSIONAL VIBRATION

Hybrid Drill Bit with Axially Adjustable Counter-Rotation Cutters i...

Hybrid Drill Bit with Axially Adjustable Counter-Rotation Cutters i...

CONTINUOUS SAMPLING DRILL BIT

Method Of Manufacturing And Designing A Hybrid Drill Bit

Drilling Systems and Hybrid Drill Bits for Drilling in a Subterrane...

Tapered Joint for Securing Cone Arm in Hole Opener

STEERABLE DOWNHOLE DRILLING TOOL

Drill Bit With Adjustable Inner Gauge Configuration

CONFIGURABLE OVOID UNITS INCLUDING ADJUSTABLE OVOIDS, EARTH-BORING...

RETRACTABLE DRILL HEAD

Expansion Anchor Setting Tool

HYBRID DRILL BIT WITH AXIALLY ADJUSTABLE COUNTER-ROTATION CUTTERS I...

EARTH-BORING TOOLS INCLUDING PASSIVELY ADJUSTABLE, AGRESSIVENESS-MO...

Retractable Auger Head

ROLLER CONE DRILL BIT WITH IMPROVED EROSION RESISTANCE

EARTH-BORING TOOLS INCLUDING PASSIVELY ADJUSTABLE, AGRESSIVENESS-MO...

DRILLING SYSTEMS AND HYBRID DRILL BITS FOR DRILLING IN A SUBTERRANE...

INTERGLAND GREASE

DRILL BIT ARM POCKET

HYBRID BIT WITH MECHANICALLY ATTACHED ROLLER CONE ELEMENTS

HARD-ROCK CORE BARREL ROLLER CUTTER ASSEMBLY

CUTTER FOR SHAFT AND/OR TUNNEL BORING

HOLE OPENER BEARING ARRANGEMENT

TOOL HOLDER, AND CHISEL SUPPORT AND DRILLING BIT FOR A DRILL HEAD

HYDRAULIC BRAKE FOR DRILLING-BIT

COMPOSITE DRILL BIT