Drill collars

Industry

CPC
E21B17/16

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B17/00Drilling rods or pipes Flexible drill strings Kellies Drill collars Sucker rods; Cables Casings Tubings

Current Industry

E21B17/16Drill collars

Industries

Patents Grantslast 30 patents

Information Patent Grant
Integrated collar sensor for measuring health of a downhole tool
- Patent number 11,920,457
- Issue date Mar 5, 2024
- Halliburton Energy Services, Inc.
- Svetozar D. Simeonov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual rod assembly and collar installation method
- Patent number 11,851,956
- Issue date Dec 26, 2023
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Centralizer for downhole probes
- Patent number 11,795,769
- Issue date Oct 24, 2023
- Aaron W. Logan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Swivel device for rotating a bowl
- Patent number 11,761,288
- Issue date Sep 19, 2023
- Pruitt Tool & Supply Co.
- Grant Pruitt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Minimal electronic sensor collars
- Patent number 11,740,380
- Issue date Aug 29, 2023
- Halliburton Energy Services, Inc.
- Matthew Chase Griffing
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular string with load distribution sleeve for tubular string con...
- Patent number 11,643,882
- Issue date May 9, 2023
- Halliburton Energy Services, Inc.
- Brian Breaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Robust logging-while-drilling sonic transmitters with improved stre...
- Patent number 11,578,592
- Issue date Feb 14, 2023
- Halliburton Energy Services, Inc.
- Chung Chang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Slimline stop collar with solid cam ring
- Patent number 11,536,095
- Issue date Dec 27, 2022
- DOWNHOLE PRODUCTS LIMITED
- Darko Arsoski
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual rod assembly and collar installation method
- Patent number 11,536,094
- Issue date Dec 27, 2022
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing strings and related methods of deployment in horizontal wells
- Patent number 11,530,582
- Issue date Dec 20, 2022
- Saudi Arabian Oil Company
- Syed Muhammad Ali
- E21 - EARTH DRILLING MINING
Information Patent Grant
Logging while drilling tool
- Patent number 11,512,586
- Issue date Nov 29, 2022
- Halliburton Energy Services, Inc.
- Qingtao Sun
- E21 - EARTH DRILLING MINING
Information Patent Grant
Integrated collar sensor for a downhole tool
- Patent number 11,512,583
- Issue date Nov 29, 2022
- Halliburton Energy Services, Inc.
- Svetozar D. Simeonov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical locking system to eliminate movement between downhole co...
- Patent number 11,421,488
- Issue date Aug 23, 2022
- Halliburton Energy Services, Inc.
- Brian David Breaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Integrated collar sensor for measuring mechanical impedance of the...
- Patent number 11,408,783
- Issue date Aug 9, 2022
- Halliburton Energy Services, Inc.
- Svetozar D. Simeonov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Ruggedized centralizer for sonde-based measurement while drilling a...
- Patent number 11,401,752
- Issue date Aug 2, 2022
- Halliburton Energy Services, Inc.
- Jun Wei Sean Ang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Swivel device for rotating a bowl
- Patent number 11,391,111
- Issue date Jul 19, 2022
- Pruitt Tool & Supply Co.
- Grant Pruitt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Stop collar with interior lock elements
- Patent number 11,384,606
- Issue date Jul 12, 2022
- INNOVEX DOWNHOLE SOLUTIONS, INC.
- Justin Kellner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill pipe torque reducer and method
- Patent number 11,352,840
- Issue date Jun 7, 2022
- Frank's International, LLC
- Logan Smith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electroactive polymer vibration dampener for downhole drilling tools
- Patent number 11,346,161
- Issue date May 31, 2022
- Halliburton Energy Services, Inc.
- Sharifah Shazanah Albukhari
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Slimline stop collar
- Patent number 11,286,729
- Issue date Mar 29, 2022
- DOWNHOLE PRODUCTS LIMITED
- Alexander Craig Mackay
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Drilling tool with thread profile
- Patent number 11,248,423
- Issue date Feb 15, 2022
- Halliburton Energy Service, Inc.
- Michael Dewayne Finke
- G01 - MEASURING TESTING
Information Patent Grant
Prevention of backflow during drilling and completion operations
- Patent number 11,131,146
- Issue date Sep 28, 2021
- Baker Hughes, a GE company, LLC
- Daniel Stephen Bangert
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid pressure measuring device for measurement-while-drilling tool
- Patent number 11,047,226
- Issue date Jun 29, 2021
- INSTITUTE OF GEOLOGY AND GEOPHYSICS, CHINESE ACADEMY OF SCIENCES
- Jiansheng Du
- E21 - EARTH DRILLING MINING
Information Patent Grant
Strategic flexible section for a rotary steerable system
- Patent number 11,035,174
- Issue date Jun 15, 2021
- Halliburton Energy Services, Inc.
- John Ransford Hardin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of assessing reliability of electronics assemblies under dri...
- Patent number 11,029,677
- Issue date Jun 8, 2021
- China Petroleum and Chemical Corporation
- Sheng Zhan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subassembly for a bottom hole assembly of a drill string with a pow...
- Patent number 10,982,510
- Issue date Apr 20, 2021
- Enteq Upstream USA Inc.
- Andrew Bridges
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pit launch device for horizontal directional drilling
- Patent number 10,982,497
- Issue date Apr 20, 2021
- Roddie, Inc.
- Rod Herrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for retaining components in a downhole motor
- Patent number 10,961,790
- Issue date Mar 30, 2021
- Halliburton Energy Services, Inc.
- Hossam Gharib
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tuned probe style propagation resistivity tool
- Patent number 10,955,580
- Issue date Mar 23, 2021
- Pulse Directional Technologies Inc.
- Karl Edler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Centralizer for downhole probes
- Patent number 10,871,041
- Issue date Dec 22, 2020
- Evolution Engineering Inc.
- Aaron W. Logan
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
CENTER TUBE RETENTION
- Publication number 20240418046
- Publication date Dec 19, 2024
- TERELION, LLC
- Matthew SHOFNER
- E21 - EARTH DRILLING MINING
Information Patent Application
APPARATUS AND METHOD FOR SUPPORTING A COLLAR REGION OF A BLAST HOLE...
- Publication number 20240401417
- Publication date Dec 5, 2024
- AQUIRIAN TECHNOLOGY PTY LTD
- Gregory Patching
- E21 - EARTH DRILLING MINING
Information Patent Application
CENTRALIZER FOR DOWNHOLE PROBES
- Publication number 20240229573
- Publication date Jul 11, 2024
- BAKER HUGHES CANADA COMPANY
- Aaron W. LOGAN
- E21 - EARTH DRILLING MINING
Information Patent Application
CENTRALIZER FOR DOWNHOLE PROBES
- Publication number 20240133249
- Publication date Apr 25, 2024
- BAKER HUGHES CANADA COMPANY
- Aaron W. LOGAN
- E21 - EARTH DRILLING MINING
Information Patent Application
DUAL ROD ASSEMBLY AND COLLAR INSTALLATION METHOD
- Publication number 20240117688
- Publication date Apr 11, 2024
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Application
A METHOD AND APPARATUS FOR DRILLING AND POSITIONING A COLLAR SUPPOR...
- Publication number 20240102363
- Publication date Mar 28, 2024
- AQUIRIAN TECHNOLOGY PTY LTD
- Gregory Patching
- E21 - EARTH DRILLING MINING
Information Patent Application
FLOAT EQUIPMENT FOR USE WITH COMPOSITE CASING OR LINER STRING
- Publication number 20230399899
- Publication date Dec 14, 2023
- DOWNHOLE PRODUCTS LIMITED
- ALEXANDER CRAIG MACKAY
- E21 - EARTH DRILLING MINING
Information Patent Application
DUAL ROD ASSEMBLY AND COLLAR INSTALLATION METHOD
- Publication number 20230121030
- Publication date Apr 20, 2023
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Application
TUBULAR STRING WITH LOAD DISTRIBUTION SLEEVE FOR TUBULAR STRING CON...
- Publication number 20230028612
- Publication date Jan 26, 2023
- Halliburton Energy Services, Inc.
- Brian Breaux
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING STRINGS AND RELATED METHODS OF DEPLOYMENT IN HORIZONTAL WELLS
- Publication number 20220349269
- Publication date Nov 3, 2022
- Saudi Arabian Oil Company
- Syed Muhammad Ali
- E21 - EARTH DRILLING MINING
Information Patent Application
MECHANICAL LOCKING SYSTEM TO ELIMINATE MOVEMENT BETWEEN DOWNHOLE CO...
- Publication number 20220213741
- Publication date Jul 7, 2022
- Halliburton Energy Services, Inc.
- Brian David Breaux
- E21 - EARTH DRILLING MINING
Information Patent Application
ROBUST LOGGING-WHILE-DRILLING SONIC TRANSMITTERS WITH IMPROVED STRE...
- Publication number 20220162938
- Publication date May 26, 2022
- Halliburton Energy Services, Inc.
- Chung Chang
- E21 - EARTH DRILLING MINING
Information Patent Application
LOGGING WHILE DRILLING TOOL
- Publication number 20220106873
- Publication date Apr 7, 2022
- Halliburton Energy Services, Inc.
- Qingtao Sun
- E21 - EARTH DRILLING MINING
Information Patent Application
Electroactive Polymer Vibration Dampener For Downhole Drilling Tools
- Publication number 20220081976
- Publication date Mar 17, 2022
- Halliburton Energy Services, Inc.
- Sharifah Shazanah Albukhari
- E21 - EARTH DRILLING MINING
Information Patent Application
INTEGRATED COLLAR SENSOR FOR MEASURING HEALTH OF A DOWNHOLE TOOL
- Publication number 20220049597
- Publication date Feb 17, 2022
- Halliburton Energy Services, Inc.
- Svetozar D. SIMEONOV
- E21 - EARTH DRILLING MINING
Information Patent Application
REDUCED DIFFERENTIAL STICKING DRILLING COLLAR
- Publication number 20220049558
- Publication date Feb 17, 2022
- Saudi Arabian Oil Company
- Richard Mark Pye
- E21 - EARTH DRILLING MINING
Information Patent Application
INTEGRATED COLLAR SENSOR FOR MEASURING MECHANICAL IMPEDANCE OF THE...
- Publication number 20210404319
- Publication date Dec 30, 2021
- Halliburton Energy Services, Inc.
- Svetozar D. SIMEONOV
- E21 - EARTH DRILLING MINING
Information Patent Application
SLIMLINE STOP COLLAR WITH SOLID CAM RING
- Publication number 20210285292
- Publication date Sep 16, 2021
- DOWNHOLE PRODUCTS LIMITED
- Darko Arsoski
- E21 - EARTH DRILLING MINING
Information Patent Application
CENTRALIZER FOR DOWNHOLE PROBES
- Publication number 20210207443
- Publication date Jul 8, 2021
- Evolution Engineering Inc.
- Aaron W. LOGAN
- E21 - EARTH DRILLING MINING
Information Patent Application
Dual Rod Assembly and Collar Installation Method
- Publication number 20210148177
- Publication date May 20, 2021
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Application
STOP COLLAR WITH INTERIOR LOCK ELEMENTS
- Publication number 20210148176
- Publication date May 20, 2021
- INNOVEX DOWNHOLE SOLUTIONS, INC.
- Justin Kellner
- E21 - EARTH DRILLING MINING
Information Patent Application
RUGGEDIZED CENTRALIZER FOR SONDE-BASED MEASUREMENT WHILE DRILLING A...
- Publication number 20210017819
- Publication date Jan 21, 2021
- Halliburton Energy Services, Inc.
- Jun Wei Sean Ang
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING TOOL WITH THREAD PROFILE
- Publication number 20200408051
- Publication date Dec 31, 2020
- Halliburton Energy Services, Inc.
- Michael Dewayne FINKE
- G01 - MEASURING TESTING
Information Patent Application
INTEGRATED COLLAR SENSOR FOR A DOWNHOLE TOOL
- Publication number 20200408078
- Publication date Dec 31, 2020
- Halliburton Energy Services, Inc.
- Svetozar D. SIMEONOV
- G01 - MEASURING TESTING
Information Patent Application
DRILL PIPE TORQUE REDUCER AND METHOD
- Publication number 20200300047
- Publication date Sep 24, 2020
- FRANK'S INTERNATIONAL, LLC
- Logan Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
PREVENTION OF BACKFLOW DURING DRILLING AND COMPLETION OPERATIONS
- Publication number 20200232283
- Publication date Jul 23, 2020
- BAKER HUGHES, A GE COMPANY, LLC
- Daniel Stephen Bangert
- E21 - EARTH DRILLING MINING
Information Patent Application
FLUID PRESSURE MEASURING DEVICE FOR MEASUREMENT-WHILE-DRILLING TOOL
- Publication number 20200208507
- Publication date Jul 2, 2020
- Institute of Geology and Geophysics, Chinese Academy of Sciences
- Jiansheng DU
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE DRILLING SYSTEM
- Publication number 20200199972
- Publication date Jun 25, 2020
- China Petroleum and Chemical Corporation
- Sheng ZHAN
- E21 - EARTH DRILLING MINING
Information Patent Application
SLIMLINE STOP COLLAR
- Publication number 20200109607
- Publication date Apr 9, 2020
- DOWNHOLE PRODUCTS LIMITED
- ALEXANDER CRAIG MACKAY
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Strategic Flexible Section for a Rotary Steerable System
- Publication number 20200080381
- Publication date Mar 12, 2020
- Halliburton Energy Services, Inc.
- John Ransford Hardin
- E21 - EARTH DRILLING MINING

Drill collars

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Integrated collar sensor for measuring health of a downhole tool

Dual rod assembly and collar installation method

Centralizer for downhole probes

Swivel device for rotating a bowl

Minimal electronic sensor collars

Tubular string with load distribution sleeve for tubular string con...

Robust logging-while-drilling sonic transmitters with improved stre...

Slimline stop collar with solid cam ring

Dual rod assembly and collar installation method

Casing strings and related methods of deployment in horizontal wells

Logging while drilling tool

Integrated collar sensor for a downhole tool

Mechanical locking system to eliminate movement between downhole co...

Integrated collar sensor for measuring mechanical impedance of the...

Ruggedized centralizer for sonde-based measurement while drilling a...

Swivel device for rotating a bowl

Stop collar with interior lock elements

Drill pipe torque reducer and method

Electroactive polymer vibration dampener for downhole drilling tools

Slimline stop collar

Drilling tool with thread profile

Prevention of backflow during drilling and completion operations

Fluid pressure measuring device for measurement-while-drilling tool

Strategic flexible section for a rotary steerable system

Method of assessing reliability of electronics assemblies under dri...

Subassembly for a bottom hole assembly of a drill string with a pow...

Pit launch device for horizontal directional drilling

Method and apparatus for retaining components in a downhole motor

Tuned probe style propagation resistivity tool

Centralizer for downhole probes

Patents Applicationslast 30 patents

CENTER TUBE RETENTION

APPARATUS AND METHOD FOR SUPPORTING A COLLAR REGION OF A BLAST HOLE...

CENTRALIZER FOR DOWNHOLE PROBES

CENTRALIZER FOR DOWNHOLE PROBES

DUAL ROD ASSEMBLY AND COLLAR INSTALLATION METHOD

A METHOD AND APPARATUS FOR DRILLING AND POSITIONING A COLLAR SUPPOR...

FLOAT EQUIPMENT FOR USE WITH COMPOSITE CASING OR LINER STRING

DUAL ROD ASSEMBLY AND COLLAR INSTALLATION METHOD

TUBULAR STRING WITH LOAD DISTRIBUTION SLEEVE FOR TUBULAR STRING CON...

CASING STRINGS AND RELATED METHODS OF DEPLOYMENT IN HORIZONTAL WELLS

MECHANICAL LOCKING SYSTEM TO ELIMINATE MOVEMENT BETWEEN DOWNHOLE CO...

ROBUST LOGGING-WHILE-DRILLING SONIC TRANSMITTERS WITH IMPROVED STRE...

LOGGING WHILE DRILLING TOOL

Electroactive Polymer Vibration Dampener For Downhole Drilling Tools

INTEGRATED COLLAR SENSOR FOR MEASURING HEALTH OF A DOWNHOLE TOOL

REDUCED DIFFERENTIAL STICKING DRILLING COLLAR

INTEGRATED COLLAR SENSOR FOR MEASURING MECHANICAL IMPEDANCE OF THE...

SLIMLINE STOP COLLAR WITH SOLID CAM RING

CENTRALIZER FOR DOWNHOLE PROBES

Dual Rod Assembly and Collar Installation Method

STOP COLLAR WITH INTERIOR LOCK ELEMENTS

RUGGEDIZED CENTRALIZER FOR SONDE-BASED MEASUREMENT WHILE DRILLING A...

DRILLING TOOL WITH THREAD PROFILE

INTEGRATED COLLAR SENSOR FOR A DOWNHOLE TOOL

DRILL PIPE TORQUE REDUCER AND METHOD

PREVENTION OF BACKFLOW DURING DRILLING AND COMPLETION OPERATIONS

FLUID PRESSURE MEASURING DEVICE FOR MEASUREMENT-WHILE-DRILLING TOOL

DOWNHOLE DRILLING SYSTEM

SLIMLINE STOP COLLAR

Strategic Flexible Section for a Rotary Steerable System