using drilling pipes with plural fluid passages

Industry

CPC
E21B21/12

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B21/00Methods or apparatus for flushing boreholes

Current Industry

E21B21/12using drilling pipes with plural fluid passages

Industries

Patents Grantslast 30 patents

Information Patent Grant
Milling and wellbore metal debris recovery assembly
- Patent number 12,221,844
- Issue date Feb 11, 2025
- Saudi Arabian Oil Company
- Juan Manuel Polo Terán
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pulsed power drilling with multiple selective drilling fluids
- Patent number 12,173,605
- Issue date Dec 24, 2024
- Halliburton Energy Services, Inc.
- Daniel D. Gleitman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling mud screen system and methods thereof
- Patent number 12,163,388
- Issue date Dec 10, 2024
- Black Diamond Oilfield Rentals LLC
- Christopher M. Biggerstaff
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and device for laser drilling
- Patent number 12,163,426
- Issue date Dec 10, 2024
- Josef Grotendorst
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill head and method for producing a vertical borehole in the ground
- Patent number 12,031,385
- Issue date Jul 9, 2024
- Herrenknecht AG
- Patrick Rennkamp
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow splitting device for gas reverse circulation drilling
- Patent number 11,946,334
- Issue date Apr 2, 2024
- China Petroleum and Chemical Corporation
- Chuanwei Zhao
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for directional drilling
- Patent number 11,879,335
- Issue date Jan 23, 2024
- Canopus Drilling Solutions Holding B.V.
- Jan Jette Blange
- E21 - EARTH DRILLING MINING
Information Patent Grant
Valve style drilling mud screen system and methods thereof
- Patent number 11,802,453
- Issue date Oct 31, 2023
- Black Diamond Oilfield Rentals LLC
- Don A. Comeaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Projectile drilling system
- Patent number 11,719,047
- Issue date Aug 8, 2023
- Hypersciences, Inc.
- Mark C. Russell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Active alternator control in a downhole tool string
- Patent number 11,643,909
- Issue date May 9, 2023
- Schlumberger Technology Corporation
- Mustafa Kamil Guven
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for removing debris from a drill hole during d...
- Patent number 11,591,867
- Issue date Feb 28, 2023
- L. Curtis Beaton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling mud screen system and methods thereof
- Patent number 11,585,168
- Issue date Feb 21, 2023
- Black Diamond Oilfield Rentals LLC
- Christopher M. Biggerstaff
- E21 - EARTH DRILLING MINING
Information Patent Grant
Degaussing ferrous material within drilling fluids
- Patent number 11,519,231
- Issue date Dec 6, 2022
- ConocoPhillips Company
- Avinash L. Ramjit
- E21 - EARTH DRILLING MINING
Information Patent Grant
Manifold for hydraulic fracturing blender and other applications
- Patent number 11,506,007
- Issue date Nov 22, 2022
- TY-Crop Manufacturing Ltd.
- James Ryan Brezden
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Concentric pipe systems and methods
- Patent number 11,441,364
- Issue date Sep 13, 2022
- Kryn Petroleum Services LLC
- Luc DeBoer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Activation and control of downhole tools including a non-rotating p...
- Patent number 11,421,529
- Issue date Aug 23, 2022
- Halliburton Energy Services, Inc.
- Thiago S. Magalhaes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mud pulser and method for operating thereof
- Patent number 11,359,486
- Issue date Jun 14, 2022
- China Petroleum and Chemical Corporation
- Sheng Zhan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluid operated drilling device and a method for drilling a hole usi...
- Patent number 11,306,538
- Issue date Apr 19, 2022
- PIRKAN LAATUPALVELU OY
- Juhani Välisalo
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well in a geological structure
- Patent number 11,286,746
- Issue date Mar 29, 2022
- Metrol Technology Limited
- Shaun Compton Ross
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary steerable drilling system, a drill string sub therefor and a...
- Patent number 11,280,182
- Issue date Mar 22, 2022
- Shell Oil Company
- Sicco Dwars
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsea splitter pump system
- Patent number 11,255,178
- Issue date Feb 22, 2022
- OneSubsea IP UK Limited
- Stig Kåre Kanstad
- E21 - EARTH DRILLING MINING
Information Patent Grant
Jet pump drilling assembly
- Patent number 11,168,526
- Issue date Nov 9, 2021
- HUGHES TOOL COMPANY LLC
- William James Hughes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling system with circulation sub
- Patent number 11,168,524
- Issue date Nov 9, 2021
- Saudi Arabian Oil Company
- Ossama Sehsah
- E21 - EARTH DRILLING MINING
Information Patent Grant
Piston-style drilling mud screen system and methods thereof
- Patent number 11,156,042
- Issue date Oct 26, 2021
- Black Diamond Oilfield Rentals LLC
- Christopher M. Biggerstaff
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellbore cleanout tool
- Patent number 11,125,033
- Issue date Sep 21, 2021
- Altus Intervention (Technologies) AS
- Svein Edvardsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Steam and inflow control for SAGD wells
- Patent number 11,091,967
- Issue date Aug 17, 2021
- Baker Hughes Oilfield Operations LLC
- Kousha Gohari
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pneumatic drilling with packer slideable along stem drill rod
- Patent number 11,085,242
- Issue date Aug 10, 2021
- Numa Tool Company
- Robert F. Vincent
- E21 - EARTH DRILLING MINING
Information Patent Grant
Iron roughnecks for non-stop circulation system
- Patent number 11,053,755
- Issue date Jul 6, 2021
- Schlumberger Technology Corporation
- Zaurayze Tarique
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well abandonment and slot recovery
- Patent number 11,053,761
- Issue date Jul 6, 2021
- ARDYNE HOLDINGS LIMITED
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydrate solid-state fluidization mining method and system under und...
- Patent number 11,053,779
- Issue date Jul 6, 2021
- Southwest Petroleum University
- Jinzhou Zhao
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DUAL TUBE DRILL STRING COMPONENTS
- Publication number 20240376788
- Publication date Nov 14, 2024
- LONGYEAR TM, INC.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION DRILLING APPARATUS AND METHOD FOR MEASUREMENT WHILE DRIL...
- Publication number 20240229638
- Publication date Jul 11, 2024
- Rig Technologies International Pty Ltd
- Kamil ROGOZINSKI
- E21 - EARTH DRILLING MINING
Information Patent Application
MILLING AND WELLBORE METAL DEBRIS RECOVERY ASSEMBLY
- Publication number 20240218753
- Publication date Jul 4, 2024
- Saudi Arabian Oil Company
- Juan Manuel Polo Terán
- E21 - EARTH DRILLING MINING
Information Patent Application
Full-hole reverse circulation cluster-type down-the-hole (DTH) hamm...
- Publication number 20240167341
- Publication date May 23, 2024
- Haozhou Drilling Engineering Machinery (Shandong) Co., Ltd.
- Yechen ZHAO
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION DRILLING APPARATUS AND METHOD FOR MEASUREMENT WHILE DRIL...
- Publication number 20240133289
- Publication date Apr 25, 2024
- Rig Technologies International Pty Ltd
- Kamil ROGOZINSKI
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR REMOVING DEBRIS FROM A DRILL HOLE DURING D...
- Publication number 20240060371
- Publication date Feb 22, 2024
- L. Curtis Beaton
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND DEVICE FOR LASER DRILLING
- Publication number 20230287742
- Publication date Sep 14, 2023
- Josef Grotendorst
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-TRIP WELLBORE COMPLETION SYSTEM WITH A SERVICE STRING
- Publication number 20230228175
- Publication date Jul 20, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Jeremie Poizat
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND SYSTEM FOR DIRECTIONAL DRILLING
- Publication number 20230160263
- Publication date May 25, 2023
- STICHTING CANOPUS INTELLECTUEEL EIGENDOM
- Jan Jette Blange
- E21 - EARTH DRILLING MINING
Information Patent Application
Flow Splitting Device for Gas Reverse Circulation Drilling
- Publication number 20230147453
- Publication date May 11, 2023
- China Petroleum and Chemical Corporation
- Chuanwei ZHAO
- E21 - EARTH DRILLING MINING
Information Patent Application
TRAPDOOR-STYLE DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF
- Publication number 20230063617
- Publication date Mar 2, 2023
- Black Diamond Oilfield Rentals LLC
- Charles G. Kibbe
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPROVEMENT RELATING TO DRILL RODS
- Publication number 20220412176
- Publication date Dec 29, 2022
- FLEXIDRILL LIMITED
- Owen SCHICKER
- E21 - EARTH DRILLING MINING
Information Patent Application
Jet Pump Drilling Assembly
- Publication number 20210340827
- Publication date Nov 4, 2021
- Hughes Tool Company LLC
- William James Hughes
- E21 - EARTH DRILLING MINING
Information Patent Application
MUD PULSER AND METHOD FOR OPERATING THEREOF
- Publication number 20210340864
- Publication date Nov 4, 2021
- China Petroleum and Chemical Corporation
- Sheng ZHAN
- E21 - EARTH DRILLING MINING
Information Patent Application
VALVE STYLE DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF
- Publication number 20210270098
- Publication date Sep 2, 2021
- Black Diamond Oilfield Rentals LLC
- Don A. Comeaux
- E21 - EARTH DRILLING MINING
Information Patent Application
ACTIVE ALTERNATOR CONTROL IN A DOWNHOLE TOOL STRING
- Publication number 20210246765
- Publication date Aug 12, 2021
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Mustafa Kamil Guven
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF
- Publication number 20210189814
- Publication date Jun 24, 2021
- Black Diamond Oilfield Rentals LLC
- Christopher M. Biggerstaff
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR MANAGING DEBRIS IN A WELL
- Publication number 20210156230
- Publication date May 27, 2021
- SPOKED SOLUTIONS LLC
- Bryce Elliott RANDLE
- E21 - EARTH DRILLING MINING
Information Patent Application
CONCENTRIC PIPE SYSTEMS AND METHODS
- Publication number 20210087891
- Publication date Mar 25, 2021
- Kryn Petroleum Services LLC
- Luc DeBoer
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING SYSTEM WITH CIRCULATION SUB
- Publication number 20210062590
- Publication date Mar 4, 2021
- Saudi Arabian Oil Company
- Ossama Sehsah
- E21 - EARTH DRILLING MINING
Information Patent Application
A WELL IN A GEOLOGICAL STRUCTURE
- Publication number 20210040817
- Publication date Feb 11, 2021
- Metrol Technology Limited
- Shaun Compton ROSS
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF
- Publication number 20200399967
- Publication date Dec 24, 2020
- Black Diamond Oilfield Rentals LLC
- Christopher M. Biggerstaff
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTARY STEERABLE DRILLING SYSTEM, A DRILL STRING SUB THEREFOR AND A...
- Publication number 20200392839
- Publication date Dec 17, 2020
- Sicco DWARS
- E21 - EARTH DRILLING MINING
Information Patent Application
STEAM AND INFLOW CONTROL FOR SAGD WELLS
- Publication number 20200370382
- Publication date Nov 26, 2020
- Baker Hughes Oilfield Operations LLC
- Kousha Gohari
- E21 - EARTH DRILLING MINING
Information Patent Application
MANIFOLD FOR HYDRAULIC FRACTURING BLENDER AND OTHER APPLICATIONS
- Publication number 20200325743
- Publication date Oct 15, 2020
- Ty-Crop Manufacturing Ltd.
- James Ryan BREZDEN
- E21 - EARTH DRILLING MINING
Information Patent Application
Wellbore Cleanout Tool
- Publication number 20200300049
- Publication date Sep 24, 2020
- Altus Intervention (Technologies) AS
- Svein Edvardsen
- E21 - EARTH DRILLING MINING
Information Patent Application
MUD CIRCULATION SYSTEM FOR REDUCING THE SWAB PRESSURE WHILE TRIPPIN...
- Publication number 20200240222
- Publication date Jul 30, 2020
- Yangtze University
- FEIFEI ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
Improvements In Or Relating To Well Abandonment And Slot Recovery
- Publication number 20200190930
- Publication date Jun 18, 2020
- ARDYNE HOLDINGS LIMITED
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Application
SELECTIVE ACTIVATION OF MOTOR IN A DOWNHOLE ASSEMBLY
- Publication number 20200141187
- Publication date May 7, 2020
- IMPULSE DOWNHOLE SOLUTIONS LTD.
- Troy LORENSON
- E21 - EARTH DRILLING MINING
Information Patent Application
SUBSEA SPLITTER PUMP SYSTEM
- Publication number 20200095857
- Publication date Mar 26, 2020
- Onesubsea IP UK Limited
- Stig Kåre Kanstad
- E21 - EARTH DRILLING MINING

using drilling pipes with plural fluid passages

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Milling and wellbore metal debris recovery assembly

Pulsed power drilling with multiple selective drilling fluids

Drilling mud screen system and methods thereof

Method and device for laser drilling

Drill head and method for producing a vertical borehole in the ground

Flow splitting device for gas reverse circulation drilling

Method and system for directional drilling

Valve style drilling mud screen system and methods thereof

Projectile drilling system

Active alternator control in a downhole tool string

Method and apparatus for removing debris from a drill hole during d...

Drilling mud screen system and methods thereof

Degaussing ferrous material within drilling fluids

Manifold for hydraulic fracturing blender and other applications

Concentric pipe systems and methods

Activation and control of downhole tools including a non-rotating p...

Mud pulser and method for operating thereof

Fluid operated drilling device and a method for drilling a hole usi...

Well in a geological structure

Rotary steerable drilling system, a drill string sub therefor and a...

Subsea splitter pump system

Jet pump drilling assembly

Drilling system with circulation sub

Piston-style drilling mud screen system and methods thereof

Wellbore cleanout tool

Steam and inflow control for SAGD wells

Pneumatic drilling with packer slideable along stem drill rod

Iron roughnecks for non-stop circulation system

Well abandonment and slot recovery

Hydrate solid-state fluidization mining method and system under und...

Patents Applicationslast 30 patents

DUAL TUBE DRILL STRING COMPONENTS

PERCUSSION DRILLING APPARATUS AND METHOD FOR MEASUREMENT WHILE DRIL...

MILLING AND WELLBORE METAL DEBRIS RECOVERY ASSEMBLY

Full-hole reverse circulation cluster-type down-the-hole (DTH) hamm...

PERCUSSION DRILLING APPARATUS AND METHOD FOR MEASUREMENT WHILE DRIL...

METHOD AND APPARATUS FOR REMOVING DEBRIS FROM A DRILL HOLE DURING D...

METHOD AND DEVICE FOR LASER DRILLING

MULTI-TRIP WELLBORE COMPLETION SYSTEM WITH A SERVICE STRING

METHOD AND SYSTEM FOR DIRECTIONAL DRILLING

Flow Splitting Device for Gas Reverse Circulation Drilling

TRAPDOOR-STYLE DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF

IMPROVEMENT RELATING TO DRILL RODS

Jet Pump Drilling Assembly

MUD PULSER AND METHOD FOR OPERATING THEREOF

VALVE STYLE DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF

ACTIVE ALTERNATOR CONTROL IN A DOWNHOLE TOOL STRING

DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF

SYSTEMS AND METHODS FOR MANAGING DEBRIS IN A WELL

CONCENTRIC PIPE SYSTEMS AND METHODS

DRILLING SYSTEM WITH CIRCULATION SUB

A WELL IN A GEOLOGICAL STRUCTURE

DRILLING MUD SCREEN SYSTEM AND METHODS THEREOF

ROTARY STEERABLE DRILLING SYSTEM, A DRILL STRING SUB THEREFOR AND A...

STEAM AND INFLOW CONTROL FOR SAGD WELLS

MANIFOLD FOR HYDRAULIC FRACTURING BLENDER AND OTHER APPLICATIONS

Wellbore Cleanout Tool

MUD CIRCULATION SYSTEM FOR REDUCING THE SWAB PRESSURE WHILE TRIPPIN...

Improvements In Or Relating To Well Abandonment And Slot Recovery

SELECTIVE ACTIVATION OF MOTOR IN A DOWNHOLE ASSEMBLY

SUBSEA SPLITTER PUMP SYSTEM