Membership
Tour
Register
Log in
Fishing for or freeing objects in boreholes or wells
Follow
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
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Down-hole extended reach tool generating variable shock wave amplit...
Patent number
12,152,454
Issue date
Nov 26, 2024
PROSHALE LLC
Martin Mauro Nebiolo
E21 - EARTH DRILLING MINING
Information
Patent Grant
Release lugs for a jarring device
Patent number
12,139,988
Issue date
Nov 12, 2024
Robert W. Evans
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compaction and fishing spear for wireline lost downhole and method...
Patent number
12,139,989
Issue date
Nov 12, 2024
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Variable intensity and selective pressure activated jar
Patent number
12,110,754
Issue date
Oct 8, 2024
HydraShock, L.L.C.
Kevin Dewayne Jones
E21 - EARTH DRILLING MINING
Information
Patent Grant
Two-stage reverse-torque bent screw orientation tool
Patent number
12,110,794
Issue date
Oct 8, 2024
CHENGDU UNIVERSITY OF TECHNOLOGY
Qingyou Liu
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for dislodging and extracting tubing from a wellbore
Patent number
12,104,446
Issue date
Oct 1, 2024
Tenax Energy Solution, LLC
Kevin Dewayne Jones
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fishing welding tool
Patent number
12,091,925
Issue date
Sep 17, 2024
Saudi Arabian Oil Company
Abdulaziz D. Alqahtani
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical autonomous punch and cut system
Patent number
12,084,935
Issue date
Sep 10, 2024
Saudi Arabian Oil Company
Mohammed Alsheikh
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole well tools and methods of using such
Patent number
12,084,942
Issue date
Sep 10, 2024
BiSN Tec Ltd
Paul Carragher
E21 - EARTH DRILLING MINING
Information
Patent Grant
Retrieval device
Patent number
12,077,416
Issue date
Sep 3, 2024
Michael F. Stodden
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fishing jar
Patent number
12,078,021
Issue date
Sep 3, 2024
INNOVEX DOWNHOLE SOLUTIONS, INC.
Adam Larsen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Annular cutter catching devices
Patent number
12,071,825
Issue date
Aug 27, 2024
Schlumberger Technology Corporation
Gregory Giem
E21 - EARTH DRILLING MINING
Information
Patent Grant
Preventing or removing contaminants in wellbore fluid using an acou...
Patent number
12,065,897
Issue date
Aug 20, 2024
Halliburton Energy Services, Inc.
Michael Linley Fripp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole clean out tool
Patent number
12,060,771
Issue date
Aug 13, 2024
Saudi Arabian Oil Company
Victor Jose Bustamante Rodriguez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Solid trap for ESP applications
Patent number
12,055,026
Issue date
Aug 6, 2024
Saudi Arabian Oil Company
Jinjiang Xiao
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method for washing over an anchoring subassembly
Patent number
12,055,039
Issue date
Aug 6, 2024
Halliburton Energy Services, Inc.
Srinivasa Prasanna Vemuri
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method to free differentially stuck pipe
Patent number
12,055,004
Issue date
Aug 6, 2024
Saudi Arabian Oil Company
Kyungnam Han
E21 - EARTH DRILLING MINING
Information
Patent Grant
Integration of stored kinetic energy in downhole electrical interva...
Patent number
12,049,795
Issue date
Jul 30, 2024
Halliburton Energy Services, Inc.
Mohan Gunasekaran
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore cleanout magnet tool
Patent number
12,044,088
Issue date
Jul 23, 2024
Saudi Arabian Oil Company
Ahmed A. Alkuhaili
E21 - EARTH DRILLING MINING
Information
Patent Grant
Universal grapple overshot for fishing irregular shaped objects
Patent number
12,037,862
Issue date
Jul 16, 2024
Saudi Arabian Oil Company
Benton Kelly
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore casing while drilling with drilling jar
Patent number
12,037,861
Issue date
Jul 16, 2024
Saudi Arabian Oil Company
Bandar S. Malki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Fluid activated disintegrating metal system
Patent number
12,031,400
Issue date
Jul 9, 2024
Terves, LLC
Brian Doud
C06 - EXPLOSIVES MATCHES
Information
Patent Grant
Self-setting plug
Patent number
12,031,405
Issue date
Jul 9, 2024
Saudi Arabian Oil Company
Ali Ssafwany
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and system for reservoir monitoring using electrical connect...
Patent number
12,024,954
Issue date
Jul 2, 2024
Saudi Arabian Oil Company
Ahmed Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Grant
Retrievable waste capsules, retrieval-tool, systems and methods the...
Patent number
12,006,798
Issue date
Jun 11, 2024
NuclearSAFE Technology
Gary Schneider
G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information
Patent Grant
Modular casing reamer shoe system with jarring capability
Patent number
12,006,769
Issue date
Jun 11, 2024
Saudi Arabian Oil Company
Oladele Owoeye
E21 - EARTH DRILLING MINING
Information
Patent Grant
Untethered near-wellbore stimulation
Patent number
12,000,227
Issue date
Jun 4, 2024
Saudi Arabian Oil Company
Ahmed Y. Bukhamseen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow diversion valve for downtool tool assembly
Patent number
12,000,228
Issue date
Jun 4, 2024
Wellbore Integrity Solutions LLC
David A. Stokes
E21 - EARTH DRILLING MINING
Information
Patent Grant
Jarring tool and method of use
Patent number
11,993,994
Issue date
May 28, 2024
Thru Tubing Solutions, Inc.
Roger L. Schultz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tubular cutting and fishing tool
Patent number
11,993,995
Issue date
May 28, 2024
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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
Information
Patent Application
Improvements In Or Relating To Well Abandonment and Slot Recovery
Publication number
20240309718
Publication date
Sep 19, 2024
Ardyne Holdings Limited
Alan Fairweather
E21 - EARTH DRILLING MINING
Information
Patent Application
SACRIFICIAL TOOL FOR PLUGGING AND ABANDONING A WELLBORE AND METHODS...
Publication number
20240301765
Publication date
Sep 12, 2024
Saudi Arabian Oil Company
Ibrahim A. OBAIDI
E21 - EARTH DRILLING MINING
Information
Patent Application
OPEN HOLE WASHOUT MAPPING AND STEERING TOOL
Publication number
20240301784
Publication date
Sep 12, 2024
Saudi Arabian Oil Company
Fuad A. ALSULTAN
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL CUTTINGS AGITATOR
Publication number
20240295156
Publication date
Sep 5, 2024
Neil Andrew Abercrombie Simpson
E21 - EARTH DRILLING MINING
Information
Patent Application
HARDENED GRAPPLING ELEMENTS FOR RETRIEVING DOWNHOLE TOOLS
Publication number
20240287862
Publication date
Aug 29, 2024
National-Oilwell Varco, L.P.
Michael Rossing
E21 - EARTH DRILLING MINING
Information
Patent Application
SLIDING WIRELINE CATCHER AND CUTTER FOR LOST DOWNHOLE WIRE
Publication number
20240279995
Publication date
Aug 22, 2024
Saudi Arabian Oil Company
Mohieddin Attig Ali Alghazali
E21 - EARTH DRILLING MINING
Information
Patent Application
Expandable Retrievable Plug and Methods of Use
Publication number
20240240534
Publication date
Jul 18, 2024
Saudi Arabian Oil Company
Shabib F. ALDOSARY
E21 - EARTH DRILLING MINING
Information
Patent Application
WIRELINE RETRIEVABLE AUTO Y-TOOL
Publication number
20240229602
Publication date
Jul 11, 2024
Saudi Arabian Oil Company
Jinjiang Xiao
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE CASING WHILE DRILLING WITH DRILLING JAR
Publication number
20240229586
Publication date
Jul 11, 2024
Saudi Arabian Oil Company
Bandar S. Malki
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD FOR CREATING PRESSURE WAVES IN A WELL
Publication number
20240218760
Publication date
Jul 4, 2024
SCHLUMBERGER TECHNOLOGY CORPORATION
Mark Callister Oettli
E21 - EARTH DRILLING MINING
Information
Patent Application
INNER TUBE ASSEMBLY OF DRILL TOOL AND ROPE CORING DRILL TOOL THEREOF
Publication number
20240218756
Publication date
Jul 4, 2024
Guangdong Eagler Geological Equipment Technology Co., Ltd
Xuyong Liu
E21 - EARTH DRILLING MINING
Information
Patent Application
WASHOVER TOOLS, SYSTEMS, AND METHODS OF USE
Publication number
20240209708
Publication date
Jun 27, 2024
Robert Dwayne WANKAN
E21 - EARTH DRILLING MINING
Information
Patent Application
AXIAL POSITION-CONTROLLED OPERATION TOOLSTRING AND METHOD
Publication number
20240209707
Publication date
Jun 27, 2024
ARCHER OILTOOLS AS
Kurt Luis KROGSÆTER
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE FRICTION REDUCTION SYSTEMS HAVING A FLEXIBLE AGITATOR
Publication number
20240183240
Publication date
Jun 6, 2024
National-Oilwell Varco, L.P.
Khoi Trinh
E21 - EARTH DRILLING MINING
Information
Patent Application
RADIAL CUTTING APPARATUS FOR CUTTING A DOWNHOLE CONDUIT
Publication number
20240167356
Publication date
May 23, 2024
Robertson Intellectual Properties, LLC
Michael C. Robertson
E21 - EARTH DRILLING MINING
Information
Patent Application
Diffuser and Filter Assemblies With Magnetic Features
Publication number
20240159119
Publication date
May 16, 2024
Downhole Rental Tools, LLC
Cambre Allen Romero
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEM AND METHOD TO FREE DIFFERENTIALLY STUCK PIPE
Publication number
20240159118
Publication date
May 16, 2024
Saudi Arabian Oil Company
Kyungnam HAN
E21 - EARTH DRILLING MINING
Information
Patent Application
Underground Drill Rig And Systems And Methods Of Using Same
Publication number
20240159107
Publication date
May 16, 2024
LONGYEAR TM, INC.
Paul Clausen
E21 - EARTH DRILLING MINING
Information
Patent Application
FLUID INJECTION SYSTEM AND RELATED METHODS
Publication number
20240159117
Publication date
May 16, 2024
HORISONT ENERGI AS
Ståle BRATTEBØ
E21 - EARTH DRILLING MINING
Information
Patent Application
SYSTEMS AND METHODS FOR RUNNING TUBULARS
Publication number
20240141743
Publication date
May 2, 2024
Tubular Technology Tools, LLC
Jairo Gutierrez Infante
E21 - EARTH DRILLING MINING
Information
Patent Application
ADJUSTABLE BRUSH PLUG DEVICE
Publication number
20240141755
Publication date
May 2, 2024
Saudi Arabian Oil Company
Ahmed A. Al-Mousa
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE CASING WHILE DRILLING WITH DRILLING JAR
Publication number
20240133259
Publication date
Apr 25, 2024
Saudi Arabian Oil Company
Bandar S. Malki
E21 - EARTH DRILLING MINING