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Fishing for or freeing objects in boreholes or wells
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Industry
CPC
E21B31/00
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
Current Industry
E21B31/00
Fishing for or freeing objects in boreholes or wells
Sub Industries
E21B31/002
Destroying the objects to be fished
E21B31/005
using vibrating or oscillating means
E21B31/007
fishing tools with means for attaching comprising fusing or sticking
E21B31/03
Freeing by flushing; Controlling differential pipe sticking
E21B31/06
using magnetic means
E21B31/107
using impact means for releasing stuck parts
E21B31/1075
using explosives
E21B31/113
hydraulically-operated
E21B31/1135
Jars with a hydraulic impedance mecanism
E21B31/12
Grappling tools
E21B31/125
specially adapted for parted wire line or ropes
E21B31/14
with means deflecting the direction of the tool
E21B31/16
combined with cutting or destroying means
E21B31/18
gripping externally
E21B31/20
gripping internally
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Three axis vibrating device
Patent number
12,326,057
Issue date
Jun 10, 2025
RUBICON OILFIELD INTERNATIONAL, INC.
Michael Doster
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well completion systems and methods
Patent number
12,326,077
Issue date
Jun 10, 2025
Thru Tubing Solutions, Inc.
Roger L. Schultz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Laser cladding fishing tool
Patent number
12,320,220
Issue date
Jun 3, 2025
Saudi Arabian Oil Company
Sameeh Issa Batarseh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sliding wireline catcher and cutter for lost downhole wire
Patent number
12,320,218
Issue date
Jun 3, 2025
Saudi Arabian Oil Company
Mohieddin Attig Ali Alghazali
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for pulling tubulars using a pressure wave
Patent number
12,312,894
Issue date
May 27, 2025
TCO AS
Geir Arne Melhus
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole apparatus with cavity for housing chemicals
Patent number
12,312,916
Issue date
May 27, 2025
Workover Solutions, Inc.
Gunther H H von Gynz-Rekowski
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods for installing risers in a fluid injection system
Patent number
12,312,893
Issue date
May 27, 2025
HORISONT ENERGI AS
Ståle Brattebø
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid injection system and related methods
Patent number
12,312,892
Issue date
May 27, 2025
HORISONT ENERGI AS
Ståle Brattebø
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatus for retrieving a wireline using a release sub
Patent number
12,305,463
Issue date
May 20, 2025
Saudi Arabian Oil Company
Muhammad Imran Javed
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for running tubulars
Patent number
12,297,710
Issue date
May 13, 2025
Tubular Technology Tools LLC
Jairo Gutierrez Infante
E21 - EARTH DRILLING MINING
Information
Patent Grant
Self-setting plug
Patent number
12,291,937
Issue date
May 6, 2025
Saudi Arabian Oil Company
Ali Ssafwany
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for milling past wellbore restrictions
Patent number
12,286,852
Issue date
Apr 29, 2025
Saudi Arabian Oil Company
Bayan Abaza
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and devices for casing and cementing wellbores
Patent number
12,286,854
Issue date
Apr 29, 2025
Thru Tubing Solutions, Inc.
Roger L. Schultz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Open hole washout mapping and steering tool
Patent number
12,286,877
Issue date
Apr 29, 2025
Saudi Arabian Oil Company
Fuad A. Alsultan
E21 - EARTH DRILLING MINING
Information
Patent Grant
Retrievable waste capsules, retrieval-tool, systems and methods the...
Patent number
12,281,533
Issue date
Apr 22, 2025
NuclearSAFE Technology LLC
Gary Schneider
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Predetermined load release device for a jar
Patent number
12,281,532
Issue date
Apr 22, 2025
Robert W. Evans
E21 - EARTH DRILLING MINING
Information
Patent Grant
Systems and methods for running tubulars
Patent number
12,281,534
Issue date
Apr 22, 2025
Tubular Technology Tools LLC
Jairo Gutierrez Infante
E21 - EARTH DRILLING MINING
Information
Patent Grant
Packer system, and process to settle and retrieve
Patent number
12,276,174
Issue date
Apr 15, 2025
JP INTERNATIONAL BUSINESS LLC
Jesus Malave
E21 - EARTH DRILLING MINING
Information
Patent Grant
Down-hole extended reach tool generating variable shock wave amplit...
Patent number
12,258,831
Issue date
Mar 25, 2025
PROSHALE LLC
Martin Mauro Nebiolo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Adjustable hydraulic jarring device
Patent number
12,252,947
Issue date
Mar 18, 2025
Robert W. Evans
E21 - EARTH DRILLING MINING
Information
Patent Grant
Conveyance deployment systems and methods to deploy conveyances
Patent number
12,241,323
Issue date
Mar 4, 2025
Landmark Graphics Corporation
Robello Samuel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Inner tube assembly of drill tool and rope coring drill tool thereof
Patent number
12,234,699
Issue date
Feb 25, 2025
Guangdong Eagler Geological Equipment Technology Co., Ltd
Xuyong Liu
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for simultaneous wireline milling and debris coll...
Patent number
12,234,700
Issue date
Feb 25, 2025
Schlumberger Technology Corporation
Todor Sheiretov
E21 - EARTH DRILLING MINING
Information
Patent Grant
Expandable retrievable plug and methods of use
Patent number
12,234,698
Issue date
Feb 25, 2025
Saudi Arabian Oil Company
Shabib F. Aldosary
E21 - EARTH DRILLING MINING
Information
Patent Grant
Exothermic drilling fluid composition and method of use
Patent number
12,234,704
Issue date
Feb 25, 2025
Saudi Arabian Oil Company
Abdulrahman Abdulaziz Al Mulhem
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fluid-driven pulsing hammering tool
Patent number
12,228,003
Issue date
Feb 18, 2025
Texas Oilwell Partners LLC
Jason Swinford
E21 - EARTH DRILLING MINING
Information
Patent Grant
Adjustable brush plug device
Patent number
12,228,015
Issue date
Feb 18, 2025
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Junk crushing device, assembly, and method thereof
Patent number
12,215,569
Issue date
Feb 4, 2025
Saudi Arabian Oil Company
Sajid Hussain
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Method and apparatus for retrieving tubing using disconnectable sub...
Patent number
12,209,463
Issue date
Jan 28, 2025
Saudi Arabian Oil Company
Oscar David Bautista Sayago
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole stuck object removal tool
Patent number
12,209,472
Issue date
Jan 28, 2025
SAPEG AS
Jan Egil Pallin
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
SELF-CLEANING IMPULSE TURBINE AND BEARING IN FLUID CONTAMINATED WIT...
Publication number
20250172050
Publication date
May 29, 2025
Halliburton Energy Services, Inc.
Ryan W. McChesney
E21 - EARTH DRILLING MINING
Information
Patent Application
Jam release device, system, model and design method for coiled tube...
Publication number
20250154843
Publication date
May 15, 2025
Beijing Goaldrill Technology Co., Ltd.
Jiaqi CHEN
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE CLEANING TOOLS
Publication number
20250137355
Publication date
May 1, 2025
Wellbore Integrity Solutions LLC
Graham STRONACH
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND APPARATUS FOR RETRIEVING A WIRELINE USING A RELEASE SUB
Publication number
20250137339
Publication date
May 1, 2025
Saudi Arabian Oil Company
Muhammad Imran Javed
E21 - EARTH DRILLING MINING
Information
Patent Application
THROUGH-TUBING PLUG
Publication number
20250109648
Publication date
Apr 3, 2025
Saudi Arabian Oil Company
Ali AL SHAIKH
E21 - EARTH DRILLING MINING
Information
Patent Application
REMOVABLE CARTRIDGE FOR A DOWNHOLE FLUID AND SOLID SEPARATION SYSTE...
Publication number
20250109676
Publication date
Apr 3, 2025
Halliburton Energy Services, Inc.
Benjamin Butler
E21 - EARTH DRILLING MINING
Information
Patent Application
LASER CLADDING FISHING TOOL
Publication number
20250092750
Publication date
Mar 20, 2025
Saudi Arabian Oil Company
Sameeh Issa Batarseh
E21 - EARTH DRILLING MINING
Information
Patent Application
POWDER WELD FISHING TOOL
Publication number
20250092751
Publication date
Mar 20, 2025
Saudi Arabian Oil Company
Sameeh Issa Batarseh
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUS AND METHOD FOR MOVING TOOLS IN A NONFLOW ENVIRONMENT
Publication number
20250052124
Publication date
Feb 13, 2025
Tenax Energy Solutions, LLC
KEVIN DEWAYNE JONES
E21 - EARTH DRILLING MINING
Information
Patent Application
VARIABLE INTENSITY AND SELECTIVE PRESSURE ACTIVATED JAR
Publication number
20250027377
Publication date
Jan 23, 2025
Hydrashock, L.L.C.
Kevin Dewayne Jones
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
WELL COMPLETION SYSTEMS AND METHODS
Publication number
20250020049
Publication date
Jan 16, 2025
THRU TUBING SOLUTIONS, INC.
Roger L. SCHULTZ
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELINE POWERED DOWN JARRING DEVICE AND METHOD
Publication number
20250020036
Publication date
Jan 16, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Mathew Varghese
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR A WELL VIBRATOR TOOL
Publication number
20250012161
Publication date
Jan 9, 2025
Saudi Arabian Oil Company
Apostolos Chomatas
E21 - EARTH DRILLING MINING
Information
Patent Application
PACKER SYSTEM, AND PROCESS TO SETTLE AND RETRIEVE
Publication number
20250012166
Publication date
Jan 9, 2025
JP INTERNATIONA BUSINESS LLC
Jesus MALAVE
E21 - EARTH DRILLING MINING
Information
Patent Application
SPEAR AND PACKER TOOL, AN ASSEMBLY COMPRISING SAID TOOL, AND A METH...
Publication number
20250003306
Publication date
Jan 2, 2025
ARCHER OILTOOLS AS
Arve BYBERG
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR SIMULTANEOUS WIRELINE MILLING AND DEBRIS COLL...
Publication number
20240418050
Publication date
Dec 19, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Todor Sheiretov
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE CAMERA ENHANCED MANIPULATION TOOL
Publication number
20240410245
Publication date
Dec 12, 2024
E.V. Offshore Limited
Michael MACDONALD
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM FOR DISLODGING AND EXTRACTING TUBING FROM A WELLBORE
Publication number
20240401426
Publication date
Dec 5, 2024
Tenax Energy Solutions, LLC
KEVIN DEWAYNE JONES
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR RETRIEVING TUBING USING DISCONNECTABLE SUB...
Publication number
20240401419
Publication date
Dec 5, 2024
Saudi Arabian Oil Company
Oscar David Bautista Sayago
E21 - EARTH DRILLING MINING
Information
Patent Application
DEBRIS CAPTURING MAGNET WITH REAL TIME DEBRIS CAPACITY MONITORING
Publication number
20240401427
Publication date
Dec 5, 2024
Halliburton Energy Services, Inc.
Peter Reid Maher
E21 - EARTH DRILLING MINING
Information
Patent Application
COMPACTION AND FISHING SPEAR FOR WIRELINE LOST DOWNHOLE AND METHOD...
Publication number
20240392645
Publication date
Nov 28, 2024
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE RELEASABLE VIBRATORY TOOL, SYSTEM AND METHOD
Publication number
20240384616
Publication date
Nov 21, 2024
THRU TUBING SOLUTIONS, INC.
Roger L. SCHULTZ
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS FOR PREVENTION OF DIFFERENTIAL PIPE STICKING
Publication number
20240376789
Publication date
Nov 14, 2024
Saudi Arabian Oil Company
Kyungnam HAN
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR MILLING PAST WELLBORE RESTRICTIONS
Publication number
20240376794
Publication date
Nov 14, 2024
Saudi Arabian Oil Company
Bayan Abaza
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR ADVANCED FISHING OF DOWNHOLE CABLE WIRE
Publication number
20240368955
Publication date
Nov 7, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Matthew Edward Billingham
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE DEBRIS REMOVAL APPARATUS
Publication number
20240352828
Publication date
Oct 24, 2024
Halliburton Energy Services, Inc.
Peter Reid Maher
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND SYSTEM FOR RETRIEVING A WHIPSTOCK WITH A DRILL BIT IN A...
Publication number
20240328273
Publication date
Oct 3, 2024
Saudi Arabian Oil Company
Richard Mark Pye
E21 - EARTH DRILLING MINING
Information
Patent Application
ROTATING OVERSHOT GUIDE
Publication number
20240328272
Publication date
Oct 3, 2024
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Application
SELF-SETTING PLUG
Publication number
20240309728
Publication date
Sep 19, 2024
Saudi Arabian Oil Company
Ali Ssafwany
E21 - EARTH DRILLING MINING