Enlarging drilled holes

Industry

CPC
E21B7/28

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

Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B7/00Special methods or apparatus for drilling

Current Industry

E21B7/28Enlarging drilled holes

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Bottom hole assembly having three-point contact for improved steering
- Patent number 12,297,737
- Issue date May 13, 2025
- Schlumberger Technology Corporation
- Geoffrey Charles Downton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for forming underground flowlines with electronic tracking
- Patent number 12,291,967
- Issue date May 6, 2025
- Ted R. Dimitroff
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method of using a thermoplastic casing in a wellbore
- Patent number 12,286,875
- Issue date Apr 29, 2025
- Ur-Energy USA Inc.
- Steven M. Hatten
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical disconnect for rotation drive
- Patent number 12,270,265
- Issue date Apr 8, 2025
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of increasing well bottomhole resistance to destruction
- Patent number 12,188,335
- Issue date Jan 7, 2025
- PUBLICHNOE AKTSIONERNOE OBSCHESTVO “GAZPROM”
- Aleksandr Mikhajlovich Svalov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Disposal of high-level waste into deep salt formations
- Patent number 12,162,051
- Issue date Dec 10, 2024
- Henry Crichlow
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Device and method for reaming a flight gap of a drill flight
- Patent number 12,158,042
- Issue date Dec 3, 2024
- Bauer Maschinen GmbH
- Robert Dreier
- E21 - EARTH DRILLING MINING
Information Patent Grant
Devices, systems, and methods for expandable block sets
- Patent number 12,116,845
- Issue date Oct 15, 2024
- Schlumberger Technology Corporation
- Philip Trunk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hole opener
- Patent number 12,071,816
- Issue date Aug 27, 2024
- Precise Drilling Components Ltd
- Cody D. Graham
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-activation reamer with activation confirmation
- Patent number 12,060,794
- Issue date Aug 13, 2024
- Halliburton Energy Services, Inc.
- Daniel Seutter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for mining
- Patent number 12,031,382
- Issue date Jul 9, 2024
- Novamera Inc.
- Stephen Douglas Butt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter head arrangement
- Patent number 12,031,438
- Issue date Jul 9, 2024
- MASTER SINKERS (PTY) LTD.
- Nicolaas Bodenstein Goodwin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Radial cutting assembly for drilling tool
- Patent number 12,018,530
- Issue date Jun 25, 2024
- Allen Kent Rives
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hole opener
- Patent number 12,018,532
- Issue date Jun 25, 2024
- Precise Drilling Components Ltd
- Cody D. Graham
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rock crushing unit for widening a pilot hole made on rocky terrain
- Patent number 12,006,823
- Issue date Jun 11, 2024
- HPM HYDRAULIC PERFORMANCE MACHINES S.r.l.
- Giuseppe Cartechini
- E21 - EARTH DRILLING MINING
Information Patent Grant
Eccentric reaming tool
- Patent number 11,988,045
- Issue date May 21, 2024
- Stabil Drill Specialties, L.L.C.
- Sorin Gabriel Teodorescu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical disconnect for rotation drive
- Patent number 11,898,405
- Issue date Feb 13, 2024
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Grant
Large diameter water well control
- Patent number 11,873,626
- Issue date Jan 16, 2024
- Youngquist Brothers, LLC
- Harvey Bruce Youngquist
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multiport valve
- Patent number 11,796,074
- Issue date Oct 24, 2023
- Mogas Industries, Inc.
- Alfred Lewis Anderson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Underreamer
- Patent number 11,767,715
- Issue date Sep 26, 2023
- Transco Manufacturing Australia Pty Ltd
- Roy Estes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill pipe or product line improved rollers and movement
- Patent number 11,713,834
- Issue date Aug 1, 2023
- Quanta Associates, L.P.
- Pablo Esteban Guerra
- E21 - EARTH DRILLING MINING
Information Patent Grant
Horizontal directional reaming
- Patent number 11,708,726
- Issue date Jul 25, 2023
- Quanta Associates, L.P.
- Pablo Guerra
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reducing friction in a drill string and cleaning a wellbore
- Patent number 11,680,448
- Issue date Jun 20, 2023
- Saudi Arabian Oil Company
- Ahmad A. Amoudi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting head and method for horizontal directional tunneling
- Patent number 11,608,685
- Issue date Mar 21, 2023
- Charles E Kirk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Eccentric reaming tool
- Patent number 11,603,709
- Issue date Mar 14, 2023
- Stabil Drill Specialties, L.L.C.
- Sorin Gabriel Teodorescu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drillable centering guides used to drill a large diameter water well
- Patent number 11,591,856
- Issue date Feb 28, 2023
- Youngquist Brothers, LLC
- Harvey Bruce Youngquist
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole device delivery and associated drive transfer system and m...
- Patent number 11,578,550
- Issue date Feb 14, 2023
- Reflex Instruments Asia Pacific Pty Ltd
- Andrew Phillip Beach
- E21 - EARTH DRILLING MINING
Information Patent Grant
Horizontal directional reaming
- Patent number 11,566,473
- Issue date Jan 31, 2023
- Quanta Associates, L.P.
- Pablo Guerra
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reamer with cutting inserts for use in drilling operations
- Patent number 11,549,312
- Issue date Jan 10, 2023
- Duane Shotwell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Marking and sensing a borehole wall
- Patent number 11,542,805
- Issue date Jan 3, 2023
- Schlumberger Technology Corporation
- Jonathan D. Marshall
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
COMBINATION SHEAR AND GOUGING CUTTING ELEMENT AND WELL CONSTRUCTION...
- Publication number 20250230712
- Publication date Jul 17, 2025
- Shear Bits, Inc.
- John James Herman
- E21 - EARTH DRILLING MINING
Information Patent Application
DETECTING RINGOUT ON AN EXPANDABLE TOOL
- Publication number 20250230741
- Publication date Jul 17, 2025
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Philip Trunk
- E21 - EARTH DRILLING MINING
Information Patent Application
MICROTUNNELING APPARATUS
- Publication number 20250215750
- Publication date Jul 3, 2025
- OptionX Holdings Pty Ltd
- Albert Fourie
- E21 - EARTH DRILLING MINING
Information Patent Application
MICROTUNNELING APPARATUS
- Publication number 20250215753
- Publication date Jul 3, 2025
- OptionX Holdings Pty Ltd
- Albert Fourie
- E21 - EARTH DRILLING MINING
Information Patent Application
EXPANDING DRILL DEVICE
- Publication number 20250188805
- Publication date Jun 12, 2025
- HERRENKNECHT AG
- Lutz ZUR LINDE
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID MILLING HIGH POWER LASER TOOL
- Publication number 20250027371
- Publication date Jan 23, 2025
- Saudi Arabian Oil Company
- Abdullah M. Alharith
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-FUNCTIONAL WELLBORE CONDITIONING SYSTEM
- Publication number 20250020026
- Publication date Jan 16, 2025
- EUROPEAN DRILLING PROJECTS B.V.
- Tony FITZGERALD
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND SYSTEM FOR MINING
- Publication number 20240337161
- Publication date Oct 10, 2024
- NOVAMERA INC.
- Stephen Douglas Butt
- E21 - EARTH DRILLING MINING
Information Patent Application
MECHANICAL DISCONNECT FOR ROTATION DRIVE
- Publication number 20240151112
- Publication date May 9, 2024
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR EXPANDABLE BLOCK SETS
- Publication number 20240068300
- Publication date Feb 29, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Philip TRUNK
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-Activation Reamer With Activation Confirmation
- Publication number 20240052706
- Publication date Feb 15, 2024
- Halliburton Energy Services, Inc.
- Daniel Seutter
- E21 - EARTH DRILLING MINING
Information Patent Application
DEVICE AND METHOD FOR REAMING A FLIGHT GAP OF A DRILL FLIGHT
- Publication number 20230417108
- Publication date Dec 28, 2023
- Bauer Maschinen GmbH
- Robert DREIER
- E21 - EARTH DRILLING MINING
Information Patent Application
ADJUSTABLE DRILL STRING REAMER
- Publication number 20230279729
- Publication date Sep 7, 2023
- Saudi Arabian Oil Company
- Abdullah Mohammed Aldejani
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD OF USING A THERMOPLASTIC CASING IN A WELLBORE
- Publication number 20230272702
- Publication date Aug 31, 2023
- Ur-Energy USA Inc.
- Steven M. Hatten
- E21 - EARTH DRILLING MINING
Information Patent Application
WEAR SUPPORT ASSEMBLIES FOR RAISE BORING TOOLS
- Publication number 20230212916
- Publication date Jul 6, 2023
- SANDVIK MINING AND CONSTRUCTION TOOLS AB
- Anders LINDBLOM
- E21 - EARTH DRILLING MINING
Information Patent Application
HYBRID DRILLING AND TRIMMING TOOL AND METHODS
- Publication number 20230193696
- Publication date Jun 22, 2023
- Saudi Arabian Oil Company
- Sameeh Issa Batarseh
- E21 - EARTH DRILLING MINING
Information Patent Application
HOLE OPENER
- Publication number 20230184040
- Publication date Jun 15, 2023
- Precise Drilling Components Ltd
- Cody D. Graham
- E21 - EARTH DRILLING MINING
Information Patent Application
RADIAL CUTTING ASSEMBLY FOR DRILLING TOOL
- Publication number 20230167691
- Publication date Jun 1, 2023
- Allen Kent RIVES
- E21 - EARTH DRILLING MINING
Information Patent Application
Eccentric Reaming Tool
- Publication number 20230094335
- Publication date Mar 30, 2023
- Sorin Gabriel Teodorescu
- E21 - EARTH DRILLING MINING
Information Patent Application
Stall Control System for Raise Drills and Raise Boring Machines
- Publication number 20220389764
- Publication date Dec 8, 2022
- Redpath Canada Limited
- Michael John KELLY
- E21 - EARTH DRILLING MINING
Information Patent Application
WELLBORE REAMING SYSTEMS AND DEVICES
- Publication number 20220325585
- Publication date Oct 13, 2022
- Extreme Technologies, LLC
- Joseph Aschenbrenner
- E21 - EARTH DRILLING MINING
Information Patent Application
MECHANICAL DISCONNECT FOR ROTATION DRIVE
- Publication number 20220307334
- Publication date Sep 29, 2022
- The Charles Machine Works, Inc.
- David L. Horst
- E21 - EARTH DRILLING MINING
Information Patent Application
BI-DIRECTIONAL "REAM ON CLEAN'' WELLBORE REAMER TOOL
- Publication number 20220298865
- Publication date Sep 22, 2022
- KP Oiltech Inc.
- Kaidel Martinez Sanchez
- E21 - EARTH DRILLING MINING
Information Patent Application
DIRECTIONAL BORING SYSTEMS AND METHODS
- Publication number 20220259925
- Publication date Aug 18, 2022
- OverReam Inc.
- James Anthony Tibban
- E21 - EARTH DRILLING MINING
Information Patent Application
Horizontal Directional Reaming
- Publication number 20220228441
- Publication date Jul 21, 2022
- QUANTA ASSOCIATES, L.P.
- Pablo Guerra
- E21 - EARTH DRILLING MINING
Information Patent Application
A ROCK CRUSHING UNIT FOR WIDENING A PILOT HOLE MADE ON ROCKY TERRAIN
- Publication number 20220170326
- Publication date Jun 2, 2022
- HPM-HYDRAULIC PERFORMANCE MACHINES SRL
- GIUSEPPE CARTECHINI
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and System for Mining
- Publication number 20220154567
- Publication date May 19, 2022
- NOVAMERA INC.
- Stephen Douglas Butt
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting Head and Method for Horizontal Directional Tunneling
- Publication number 20220136330
- Publication date May 5, 2022
- Charles E. Kirk
- E21 - EARTH DRILLING MINING
Information Patent Application
REDUCING FRICTION IN A DRILL STRING AND CLEANING A WELLBORE
- Publication number 20220090450
- Publication date Mar 24, 2022
- Saudi Arabian Oil Company
- Ahmad A. Amoudi
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLABLE ADAPTIVE TURBINE GUIDE SHOE
- Publication number 20220081973
- Publication date Mar 17, 2022
- Yangtze University
- Ding Feng
- E21 - EARTH DRILLING MINING

Enlarging drilled holes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Bottom hole assembly having three-point contact for improved steering

Method for forming underground flowlines with electronic tracking

System and method of using a thermoplastic casing in a wellbore

Mechanical disconnect for rotation drive

Method of increasing well bottomhole resistance to destruction

Disposal of high-level waste into deep salt formations

Device and method for reaming a flight gap of a drill flight

Devices, systems, and methods for expandable block sets

Hole opener

Multi-activation reamer with activation confirmation

Method and system for mining

Cutter head arrangement

Radial cutting assembly for drilling tool

Hole opener

Rock crushing unit for widening a pilot hole made on rocky terrain

Eccentric reaming tool

Mechanical disconnect for rotation drive

Large diameter water well control

Multiport valve

Underreamer

Drill pipe or product line improved rollers and movement

Horizontal directional reaming

Reducing friction in a drill string and cleaning a wellbore

Cutting head and method for horizontal directional tunneling

Eccentric reaming tool

Drillable centering guides used to drill a large diameter water well

Downhole device delivery and associated drive transfer system and m...

Horizontal directional reaming

Reamer with cutting inserts for use in drilling operations

Marking and sensing a borehole wall

Patents Applicationslast 30 patents

COMBINATION SHEAR AND GOUGING CUTTING ELEMENT AND WELL CONSTRUCTION...

DETECTING RINGOUT ON AN EXPANDABLE TOOL

MICROTUNNELING APPARATUS

MICROTUNNELING APPARATUS

EXPANDING DRILL DEVICE

HYBRID MILLING HIGH POWER LASER TOOL

MULTI-FUNCTIONAL WELLBORE CONDITIONING SYSTEM

METHOD AND SYSTEM FOR MINING

MECHANICAL DISCONNECT FOR ROTATION DRIVE

DEVICES, SYSTEMS, AND METHODS FOR EXPANDABLE BLOCK SETS

Multi-Activation Reamer With Activation Confirmation

DEVICE AND METHOD FOR REAMING A FLIGHT GAP OF A DRILL FLIGHT

ADJUSTABLE DRILL STRING REAMER

SYSTEM AND METHOD OF USING A THERMOPLASTIC CASING IN A WELLBORE

WEAR SUPPORT ASSEMBLIES FOR RAISE BORING TOOLS

HYBRID DRILLING AND TRIMMING TOOL AND METHODS

HOLE OPENER

RADIAL CUTTING ASSEMBLY FOR DRILLING TOOL

Eccentric Reaming Tool

Stall Control System for Raise Drills and Raise Boring Machines

WELLBORE REAMING SYSTEMS AND DEVICES

MECHANICAL DISCONNECT FOR ROTATION DRIVE

BI-DIRECTIONAL "REAM ON CLEAN'' WELLBORE REAMER TOOL

DIRECTIONAL BORING SYSTEMS AND METHODS

Horizontal Directional Reaming

A ROCK CRUSHING UNIT FOR WIDENING A PILOT HOLE MADE ON ROCKY TERRAIN

Method and System for Mining

Cutting Head and Method for Horizontal Directional Tunneling

REDUCING FRICTION IN A DRILL STRING AND CLEANING A WELLBORE

DRILLABLE ADAPTIVE TURBINE GUIDE SHOE