Pipes provided with plural fluid passages

Industry

CPC
E21B17/18

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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

E21B17/18Pipes provided with plural fluid passages

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Multi-stage, limited entry downhole gas separator
- Patent number 12,331,628
- Issue date Jun 17, 2025
- Blackjack Production Tools, LLC
- Brian Ellithorp
- E21 - EARTH DRILLING MINING
Information Patent Grant
One-piece production/annulus bore stab with integral flow paths
- Patent number 12,305,454
- Issue date May 20, 2025
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multilateral junction including a non-threaded-coupling
- Patent number 12,305,487
- Issue date May 20, 2025
- Halliburton Energy Services, Inc.
- Ibrahim El Mallawany
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for enhanced geothermal energy extraction
- Patent number 12,291,951
- Issue date May 6, 2025
- HUNT ENERGY, L.L.C.
- Todd W. Benson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual pipe drill head quick interchange joint
- Patent number 12,286,843
- Issue date Apr 29, 2025
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole reamer with rotating sleeve
- Patent number 12,221,835
- Issue date Feb 11, 2025
- Corey Cipperley
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
ESP blanking plug with sand trap
- Patent number 12,215,583
- Issue date Feb 4, 2025
- Saudi Arabian Oil Company
- Hussain Al Majid
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool with a releasable shroud at a downhole tip thereof
- Patent number 12,203,344
- Issue date Jan 21, 2025
- Halliburton Energy Services, Inc.
- David Joe Steele
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-trip wellbore completion system with a service string
- Patent number 12,134,959
- Issue date Nov 5, 2024
- Schlumberger Technology Corporation
- Jeremie Poizat
- E21 - EARTH DRILLING MINING
Information Patent Grant
Acoustic telemetry tool for high mechanical loading
- Patent number 12,084,965
- Issue date Sep 10, 2024
- Weatherford Technology Holdings, LLC
- Cameron B. Kirkpatrick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead adaptor for dual concentric tubing for well operations
- Patent number 12,071,829
- Issue date Aug 27, 2024
- DUCON—BECKER SERVICE TECHNOLOGY, LLC
- Billy G. Becker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Unitary lateral leg with three or more openings
- Patent number 12,065,909
- Issue date Aug 20, 2024
- Halliburton Energy Services, Inc.
- David Joe Steele
- E21 - EARTH DRILLING MINING
Information Patent Grant
Double-channel fluid injection apparatus
- Patent number 12,049,792
- Issue date Jul 30, 2024
- Sinopec Petroleum Engineering Technology Service Co., Ltd.
- Huangang Zhu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit for use with intensified fluid pressures
- Patent number 12,037,850
- Issue date Jul 16, 2024
- Schlumberger Technology Corporation
- Gary R. Portwood
- E21 - EARTH DRILLING MINING
Information Patent Grant
Auger-suction type metro jet system (MJS) device for aerated and li...
- Patent number 12,037,763
- Issue date Jul 16, 2024
- HANGZHOU CITY UNIVERSITY
- Lisha Zhang
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Horizontal directional drill string having dual fluid paths
- Patent number 12,000,216
- Issue date Jun 4, 2024
- The Charles Machine Works, Inc.
- Floyd R. Gunsaulis
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill string-connected protection from borehole pulsation energies
- Patent number 11,988,071
- Issue date May 21, 2024
- PERFORMANCE PULSATION CONTROL, INC.
- John Thomas Rogers
- E21 - EARTH DRILLING MINING
Information Patent Grant
Ejector manifold and subsurface process to harvest low-pressure nat...
- Patent number 11,952,877
- Issue date Apr 9, 2024
- Hawk Energy Solutions, LLC
- Scott D. Bruner
- E21 - EARTH DRILLING MINING
Information Patent Grant
One-piece production/annulus bore stab with integral flow paths
- Patent number 11,939,823
- Issue date Mar 26, 2024
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING
Information Patent Grant
Double-layered wellbore tubular assembly
- Patent number 11,898,439
- Issue date Feb 13, 2024
- Saudi Arabian Oil Company
- Ahmed Abdulaziz Al-Mousa
- 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
Gauge cutter and sampler apparatus
- Patent number 11,867,012
- Issue date Jan 9, 2024
- Saudi Arabian Oil Company
- Graham Hitchcock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rupture apparatus
- Patent number 11,851,983
- Issue date Dec 26, 2023
- Metrol Technology Limited
- Shaun Compton Ross
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual rod directional drilling system
- Patent number 11,808,151
- Issue date Nov 7, 2023
- Vermeer Manufacturing Company
- Michael D. Langenfeld
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multilateral junction including articulating structure
- Patent number 11,788,384
- Issue date Oct 17, 2023
- Halliburton Energy Services, Inc.
- David Joe Steele
- E21 - EARTH DRILLING MINING
Information Patent Grant
High ratio reamer
- Patent number 11,753,893
- Issue date Sep 12, 2023
- Schlumberger Technology Corporation
- Juraj Irsa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-component downhole treatment
- Patent number 11,732,535
- Issue date Aug 22, 2023
- Halliburton Energy Services, Inc.
- Philippe Quero
- 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
Drill rod with internal fluid bypass porting
- Patent number 11,713,629
- Issue date Aug 1, 2023
- Longyear TM, Inc.
- Vincent Primevert
- E21 - EARTH DRILLING MINING
Information Patent Grant
One-piece production/annulus bore stab with integral flow paths
- Patent number 11,686,164
- Issue date Jun 27, 2023
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DRILL STRING AND COMPONENTS THEREFOR
- Publication number 20250230721
- Publication date Jul 17, 2025
- TRI-TUBE DRILLING SYSTEMS PTY LTD
- Timothy Daniel Westcott
- E21 - EARTH DRILLING MINING
Information Patent Application
Downhole Reamer with Rotating Sleeve
- Publication number 20250179876
- Publication date Jun 5, 2025
- DRC Drilling Solutions LLC
- Corey Cipperley
- E21 - EARTH DRILLING MINING
Information Patent Application
Subsea Umbilicals
- Publication number 20250146368
- Publication date May 8, 2025
- Subsea 7 Limited
- Andrew Campbell Plenderleith
- E21 - EARTH DRILLING MINING
Information Patent Application
ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS
- Publication number 20240410236
- Publication date Dec 12, 2024
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING
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
DRILL BIT FOR USE WITH INTENSIFIED FLUID PRESSURES
- Publication number 20240360725
- Publication date Oct 31, 2024
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Gary R. Portwood
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILL STRING-CONNECTED PROTECTION FROM BOREHOLE PULSATION ENERGIES
- Publication number 20240309704
- Publication date Sep 19, 2024
- Performance Pulsation Control, Inc.
- John Thomas Rogers
- E21 - EARTH DRILLING MINING
Information Patent Application
Method and Devices for Unloading Flow Conduits and Improving Multi-...
- Publication number 20240167370
- Publication date May 23, 2024
- Energy Transition Technologies B.V.
- Reza Malekzadeh
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTILATERAL JUNCTION INCLUDING A NON-THREADED-COUPLING
- Publication number 20240076960
- Publication date Mar 7, 2024
- Halliburton Energy Services, Inc.
- Ibrahim El Mallawany
- E21 - EARTH DRILLING MINING
Information Patent Application
PERCUSSION DRILLING APPARATUS AND METHOD (WITH CHANNELS)
- Publication number 20240052703
- Publication date Feb 15, 2024
- Rig Technologies International Pty Ltd
- Kamil ROGOZINSKI
- E21 - EARTH DRILLING MINING
Information Patent Application
DOUBLE-LAYERED WELLBORE TUBULAR ASSEMBLY
- Publication number 20230383645
- Publication date Nov 30, 2023
- Saudi Arabian Oil Company
- Ahmed Abdulaziz Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Application
ESP BLANKING PLUG WITH SAND TRAP
- Publication number 20230313661
- Publication date Oct 5, 2023
- Saudi Arabian Oil Company
- Hussain Al Majid
- E21 - EARTH DRILLING MINING
Information Patent Application
ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS
- Publication number 20230304365
- Publication date Sep 28, 2023
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTILATERAL JUNCTION HAVING EXPANDING METAL SEALED AND ANCHORED JO...
- Publication number 20230304382
- Publication date Sep 28, 2023
- Halliburton Energy Services, Inc.
- Pranay Asthana
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTILATERAL JUNCTION WITH TWISTED MAINBORE AND LATERAL BORE LEGS
- Publication number 20230235647
- Publication date Jul 27, 2023
- Halliburton Energy Services, Inc.
- David Joe Steele
- 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
DUAL PIPE DRILL HEAD QUICK INTERCHANGE JOINT
- Publication number 20230193701
- Publication date Jun 22, 2023
- The Charles Machine Works, Inc.
- Greg L. Slaughter
- E21 - EARTH DRILLING MINING
Information Patent Application
FIXED CUTTER DRILL BIT WITH HIGH FLUID PRESSURES
- Publication number 20230167689
- Publication date Jun 1, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Gary R. Portwood
- 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
HIGH RATIO REAMER
- Publication number 20230147178
- Publication date May 11, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Juraj Irsa
- E21 - EARTH DRILLING MINING
Information Patent Application
FLUID STORAGE AND PRODUCTION
- Publication number 20230087720
- Publication date Mar 23, 2023
- Baker Hughes Oilfield Operations LLC
- Oscar Hilhorst
- E21 - EARTH DRILLING MINING
Information Patent Application
IMPROVEMENT RELATING TO DRILL RODS
- Publication number 20230023872
- Publication date Jan 26, 2023
- FLEXIDRILL LIMITED
- Owen SCHICKER
- E21 - EARTH DRILLING MINING
Information Patent Application
Swivel Apparatus For Fixed Casing Ram
- Publication number 20230022591
- Publication date Jan 26, 2023
- Chevron U.S.A. Inc.
- Thomas Gary Corbett
- E21 - EARTH DRILLING MINING
Information Patent Application
Ejector Manifold and Subsurface Process to Harvest Low-Pressure Nat...
- Publication number 20230012112
- Publication date Jan 12, 2023
- HAWK ENERGY SOLUTIONS, LLC
- Scott D. Bruner
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS
- Publication number 20230003088
- Publication date Jan 5, 2023
- FMC Technologies, Inc.
- Richard Murphy
- E21 - EARTH DRILLING MINING
Information Patent Application
MILL, DOWNHOLE TOOL WITH MILL, METHOD AND SYSTEM
- Publication number 20220389762
- Publication date Dec 8, 2022
- Baker Hughes Oilfield Operations LLC
- Tuan Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTILATERAL JUNCTION INCLUDING ARTICULATING STRUCTURE
- Publication number 20220341293
- Publication date Oct 27, 2022
- Halliburton Energy Services, Inc.
- David Joe Steele
- E21 - EARTH DRILLING MINING
Information Patent Application
PROJECTILE DRILLING SYSTEM
- Publication number 20220316277
- Publication date Oct 6, 2022
- HYPERSCIENCES, INC.
- MARK C. RUSSELL
- E21 - EARTH DRILLING MINING
Information Patent Application
Subsea Umbilicals
- Publication number 20220275693
- Publication date Sep 1, 2022
- Subsea 7 Limited
- Andrew Campbell Plenderleith
- E21 - EARTH DRILLING MINING
Information Patent Application
DOUBLE-CHANNEL FLUID INJECTION APPARATUS
- Publication number 20220243540
- Publication date Aug 4, 2022
- Sinopec Petroleum Engineering Technology Service Co., Ltd.
- Huangang ZHU
- E21 - EARTH DRILLING MINING

Pipes provided with plural fluid passages

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Multi-stage, limited entry downhole gas separator

One-piece production/annulus bore stab with integral flow paths

Multilateral junction including a non-threaded-coupling

System and method for enhanced geothermal energy extraction

Dual pipe drill head quick interchange joint

Downhole reamer with rotating sleeve

ESP blanking plug with sand trap

Downhole tool with a releasable shroud at a downhole tip thereof

Multi-trip wellbore completion system with a service string

Acoustic telemetry tool for high mechanical loading

Wellhead adaptor for dual concentric tubing for well operations

Unitary lateral leg with three or more openings

Double-channel fluid injection apparatus

Drill bit for use with intensified fluid pressures

Auger-suction type metro jet system (MJS) device for aerated and li...

Horizontal directional drill string having dual fluid paths

Drill string-connected protection from borehole pulsation energies

Ejector manifold and subsurface process to harvest low-pressure nat...

One-piece production/annulus bore stab with integral flow paths

Double-layered wellbore tubular assembly

Method and system for directional drilling

Gauge cutter and sampler apparatus

Rupture apparatus

Dual rod directional drilling system

Multilateral junction including articulating structure

High ratio reamer

Multi-component downhole treatment

Projectile drilling system

Drill rod with internal fluid bypass porting

One-piece production/annulus bore stab with integral flow paths

Patents Applicationslast 30 patents

DRILL STRING AND COMPONENTS THEREFOR

Downhole Reamer with Rotating Sleeve

Subsea Umbilicals

ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS

DUAL TUBE DRILL STRING COMPONENTS

DRILL BIT FOR USE WITH INTENSIFIED FLUID PRESSURES

DRILL STRING-CONNECTED PROTECTION FROM BOREHOLE PULSATION ENERGIES

Method and Devices for Unloading Flow Conduits and Improving Multi-...

MULTILATERAL JUNCTION INCLUDING A NON-THREADED-COUPLING

PERCUSSION DRILLING APPARATUS AND METHOD (WITH CHANNELS)

DOUBLE-LAYERED WELLBORE TUBULAR ASSEMBLY

ESP BLANKING PLUG WITH SAND TRAP

ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS

MULTILATERAL JUNCTION HAVING EXPANDING METAL SEALED AND ANCHORED JO...

MULTILATERAL JUNCTION WITH TWISTED MAINBORE AND LATERAL BORE LEGS

MULTI-TRIP WELLBORE COMPLETION SYSTEM WITH A SERVICE STRING

DUAL PIPE DRILL HEAD QUICK INTERCHANGE JOINT

FIXED CUTTER DRILL BIT WITH HIGH FLUID PRESSURES

METHOD AND SYSTEM FOR DIRECTIONAL DRILLING

HIGH RATIO REAMER

FLUID STORAGE AND PRODUCTION

IMPROVEMENT RELATING TO DRILL RODS

Swivel Apparatus For Fixed Casing Ram

Ejector Manifold and Subsurface Process to Harvest Low-Pressure Nat...

ONE-PIECE PRODUCTION/ANNULUS BORE STAB WITH INTEGRAL FLOW PATHS

MILL, DOWNHOLE TOOL WITH MILL, METHOD AND SYSTEM

MULTILATERAL JUNCTION INCLUDING ARTICULATING STRUCTURE

PROJECTILE DRILLING SYSTEM

Subsea Umbilicals

DOUBLE-CHANNEL FLUID INJECTION APPARATUS