specially adapted for underwater drilling

Industry

CPC
E21B21/001

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Parent Industries

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

Current Industry

E21B21/001specially adapted for underwater drilling

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Rotating and reciprocating swivel apparatus and method
- Patent number 12,228,007
- Issue date Feb 18, 2025
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-mode pumped riser arrangement and methods
- Patent number 12,209,461
- Issue date Jan 28, 2025
- ENHANCED DRILLING A.S.
- Per Christian Stenshorne
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole swivel apparatus and method
- Patent number 12,188,308
- Issue date Jan 7, 2025
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating and reciprocating swivel apparatus and method
- Patent number 12,188,307
- Issue date Jan 7, 2025
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-mode pumped riser arrangement and methods
- Patent number 12,188,303
- Issue date Jan 7, 2025
- ENHANCED DRILLING A.S.
- Per Christian Stenshorne
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of drilling an investigation well by use of auxiliary table...
- Patent number 12,140,026
- Issue date Nov 12, 2024
- Petroleo Brasileiro S.A. Petrobras
- Bruno Fidalgo Telles Rodrigues
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of application of low salinity viscous fluid in drilling sal...
- Patent number 12,123,267
- Issue date Oct 22, 2024
- Petroleo Brasileiro S.A. Petrobras
- Angelo Marinho Vianna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water bottom resource collecting system and collecting method
- Patent number 12,012,836
- Issue date Jun 18, 2024
- TOA Corporation
- Tomohiro Morisawa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Suction cylinder exploitation device and method for marine natural...
- Patent number 11,988,074
- Issue date May 21, 2024
- FU ZHOU UNIVERSITY
- Xuezhen Wu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drape hose quick connect for managed pressure drilling
- Patent number 11,982,134
- Issue date May 14, 2024
- Schlumberger Technology Corporation
- Harold Tenorio
- E21 - EARTH DRILLING MINING
Information Patent Grant
Continuous extruded solids discharge
- Patent number 11,975,297
- Issue date May 7, 2024
- Halliburton Energy Services, Inc.
- Rajesh C. Kapila
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for offshore dual-drive core drilling with three layers of c...
- Patent number 11,959,346
- Issue date Apr 16, 2024
- GUANGZHOU MARINE GEOLOGICAL SURVEY
- Lieyu Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole swivel apparatus and method
- Patent number 11,913,290
- Issue date Feb 27, 2024
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rigless drilling and wellhead installation
- Patent number 11,905,831
- Issue date Feb 20, 2024
- Vetco Gray Scandinavia AS
- Jarle Hvidsten
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-mode pumped riser arrangement and methods
- Patent number 11,891,861
- Issue date Feb 6, 2024
- ENHANCED DRILLING A.S.
- Per Christian Stenshorne
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic protection system and method
- Patent number 11,719,060
- Issue date Aug 8, 2023
- Expro North Sea Limited
- Dariusz Krzysztof Szpunar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating and reciprocating swivel apparatus and method
- Patent number 11,719,067
- Issue date Aug 8, 2023
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
Additive to improve cold temperature properties in oil-based fluids
- Patent number 11,708,518
- Issue date Jul 25, 2023
- Schlumberger Technology Corporation
- Dimitri M. Khramov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Additive to improve cold temperature properties in oil-based fluids
- Patent number 11,708,519
- Issue date Jul 25, 2023
- Schlumberger Technology Corporation
- Dimitri Khramov
- E21 - EARTH DRILLING MINING
Information Patent Grant
MPD-capable flow spools
- Patent number 11,668,145
- Issue date Jun 6, 2023
- Grant Prideco, Inc.
- Justin Fraczek
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating and reciprocating swivel apparatus and method
- Patent number 11,668,139
- Issue date Jun 6, 2023
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Grant
System for collecting solid particles accumulating at the bottom of...
- Patent number 11,603,722
- Issue date Mar 14, 2023
- SAIPEM S.A.
- Carlos Alberto Capela Moraes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Systems and methods for providing fluid lighteners while reducing d...
- Patent number 11,591,907
- Issue date Feb 28, 2023
- Horizon Mud Company, Inc.
- Michael McGraw
- E21 - EARTH DRILLING MINING
Information Patent Grant
Managed pressure drilling systems and methods
- Patent number 11,585,171
- Issue date Feb 21, 2023
- Kyrn Petroleum Services LLC
- Luc DeBoer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Additive to improve cold temperature properties in oil-based fluids
- Patent number 11,584,876
- Issue date Feb 21, 2023
- Schlumberger Technology Corporation
- Dimitri M. Khramov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fluids and methods for mitigating sag and extending emulsion stability
- Patent number 11,555,138
- Issue date Jan 17, 2023
- Schlumberger Technology Corporation
- Stephen Cliffe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Systems and methods for providing fluid lighteners while reducing d...
- Patent number 11,542,817
- Issue date Jan 3, 2023
- Horizon Mud Company, Inc.
- Michael McGraw
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well system including a downhole particle measurement system
- Patent number 11,519,265
- Issue date Dec 6, 2022
- Halliburton Energy Services, Inc.
- Mathew Dennis Rowe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for quantifying the volumetric flow rate of a flow of a dril...
- Patent number 11,512,543
- Issue date Nov 29, 2022
- Geolog S.R.L.
- Antonio Calleri
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole swivel apparatus and method
- Patent number 11,506,000
- Issue date Nov 22, 2022
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE SWIVEL APPARATUS AND METHOD
- Publication number 20240309711
- Publication date Sep 19, 2024
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
- Publication number 20240218746
- Publication date Jul 4, 2024
- Enhanced Drilling AS
- Per Christian STENSHORNE
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
- Publication number 20240218744
- Publication date Jul 4, 2024
- Enhanced Drilling AS
- Per Christian STENSHORNE
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
- Publication number 20240218745
- Publication date Jul 4, 2024
- Enhanced Drilling AS
- Per Christian STENSHORNE
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD OF DRILLING AN INVESTIGATION WELL BY USE OF AUXILIARY TABLE...
- Publication number 20240167340
- Publication date May 23, 2024
- Petroleo Brasileiro S.A. - PETROBRAS
- BRUNO FIDALGO TELLES RODRIGUES
- E21 - EARTH DRILLING MINING
Information Patent Application
WATER BOTTOM RESOURCE COLLECTING SYSTEM AND COLLECTING METHOD
- Publication number 20240141769
- Publication date May 2, 2024
- TOA CORPORATION
- Tomohiro MORISAWA
- E21 - EARTH DRILLING MINING
Information Patent Application
RIGLESS DRILLING AND WELLHEAD INSTALLATION
- Publication number 20240141731
- Publication date May 2, 2024
- VETCO GRAY SCANDINAVIA AS
- Jarle Hvidsten
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR OFFSHORE DUAL-DRIVE CORE DRILLING WITH THREE LAYERS OF C...
- Publication number 20240060378
- Publication date Feb 22, 2024
- Guangzhou Marine Geological Survey
- Lieyu TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
- Publication number 20240044221
- Publication date Feb 8, 2024
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
- Publication number 20240044216
- Publication date Feb 8, 2024
- Enhanced Drilling AS
- Per Christian STENSHORNE
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
- Publication number 20230366275
- Publication date Nov 16, 2023
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
SUCTION CYLINDER EXPLOITATION DEVICE AND METHOD FOR MARINE NATURAL...
- Publication number 20230304383
- Publication date Sep 28, 2023
- FU ZHOU UNIVERSITY
- Xuezhen WU
- E21 - EARTH DRILLING MINING
Information Patent Application
DRAPE HOSE QUICK CONNECT FOR MANAGED PRESSURE DRILLING
- Publication number 20230265725
- Publication date Aug 24, 2023
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Harold TENORIO
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD OF APPLICATION OF LOW SALINITY VISCOUS FLUID IN DRILLING SAL...
- Publication number 20230265726
- Publication date Aug 24, 2023
- Petroleo Brasileiro S.A. - PETROBRAS
- Angelo Marinho Vianna
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DOWNHOLE SWIVEL APPARATUS AND METHOD
- Publication number 20230151700
- Publication date May 18, 2023
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING FLUID LIGHTENERS WHILE REDUCING D...
- Publication number 20230104838
- Publication date Apr 6, 2023
- Horizon Mud Company, Inc.
- Luke Blackwell
- E21 - EARTH DRILLING MINING
Information Patent Application
MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS
- Publication number 20220389770
- Publication date Dec 8, 2022
- Enhanced Drilling AS
- Per Christian STENSHORNE
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
- Publication number 20220341278
- Publication date Oct 27, 2022
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
HYDRAULIC PROTECTION SYSTEM AND METHOD
- Publication number 20220333451
- Publication date Oct 20, 2022
- Expro North Sea Limited
- Dariusz Krzysztof Szpunar
- E21 - EARTH DRILLING MINING
Information Patent Application
RIGLESS DRILLING AND WELLHEAD INSTALLATION
- Publication number 20220195805
- Publication date Jun 23, 2022
- VETCO GRAY SCANDINAVIA AS
- Jarle HVIDSTEN
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD
- Publication number 20220195811
- Publication date Jun 23, 2022
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
MPD-CAPABLE FLOW SPOOLS
- Publication number 20220136345
- Publication date May 5, 2022
- AMERIFORGE GROUP INC.
- Justin Fraczek
- E21 - EARTH DRILLING MINING
Information Patent Application
A STABBING MANIFOLD AND A CONNECTION DEVICE FOR USE IN MANAGED PRES...
- Publication number 20220098950
- Publication date Mar 31, 2022
- FUTURE PRODUCTION AS
- Øystein Christensen
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE SWIVEL APPARATUS AND METHOD
- Publication number 20220034171
- Publication date Feb 3, 2022
- Mako Rentals, Inc.
- Kip M. Robichaux
- E21 - EARTH DRILLING MINING
Information Patent Application
SAFE DYNAMIC HANDOVER BETWEEN MANAGED PRESSURE DRILLING AND WELL CO...
- Publication number 20210348461
- Publication date Nov 11, 2021
- SafeKick Americas LLC
- Mario Ledes Mascarenhas Resende Teixeira
- E21 - EARTH DRILLING MINING
Information Patent Application
MANAGED PRESSURE DRILLING SYSTEMS AND METHODS
- Publication number 20210310321
- Publication date Oct 7, 2021
- Kryn Petroleum Services LLC
- Luc DeBoer
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEM AND METHOD FOR DISSOLVED GAS DETECTION
- Publication number 20210301607
- Publication date Sep 30, 2021
- Baker Hughes Oilfield Operations LLC
- Gregory M. Dunn
- E21 - EARTH DRILLING MINING
Information Patent Application
STATIC ANNULAR SEALING SYSTEMS AND INTEGRATED MANAGED PRESSURE DRIL...
- Publication number 20210246755
- Publication date Aug 12, 2021
- AMERIFORGE GROUP INC.
- Austin Johnson
- E21 - EARTH DRILLING MINING
Information Patent Application
WIRELINE CORING RECOVERY SYSTEM OF A SEAFLOOR DRILLING RIG AND METH...
- Publication number 20210164300
- Publication date Jun 3, 2021
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Buyan WAN
- 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

specially adapted for underwater drilling

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rotating and reciprocating swivel apparatus and method

Multi-mode pumped riser arrangement and methods

Downhole swivel apparatus and method

Rotating and reciprocating swivel apparatus and method

Multi-mode pumped riser arrangement and methods

Method of drilling an investigation well by use of auxiliary table...

Method of application of low salinity viscous fluid in drilling sal...

Water bottom resource collecting system and collecting method

Suction cylinder exploitation device and method for marine natural...

Drape hose quick connect for managed pressure drilling

Continuous extruded solids discharge

Method for offshore dual-drive core drilling with three layers of c...

Downhole swivel apparatus and method

Rigless drilling and wellhead installation

Multi-mode pumped riser arrangement and methods

Hydraulic protection system and method

Rotating and reciprocating swivel apparatus and method

Additive to improve cold temperature properties in oil-based fluids

Additive to improve cold temperature properties in oil-based fluids

MPD-capable flow spools

Rotating and reciprocating swivel apparatus and method

System for collecting solid particles accumulating at the bottom of...

Systems and methods for providing fluid lighteners while reducing d...

Managed pressure drilling systems and methods

Additive to improve cold temperature properties in oil-based fluids

Fluids and methods for mitigating sag and extending emulsion stability

Systems and methods for providing fluid lighteners while reducing d...

Well system including a downhole particle measurement system

Method for quantifying the volumetric flow rate of a flow of a dril...

Downhole swivel apparatus and method

Patents Applicationslast 30 patents

DOWNHOLE SWIVEL APPARATUS AND METHOD

MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS

MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS

MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS

METHOD OF DRILLING AN INVESTIGATION WELL BY USE OF AUXILIARY TABLE...

WATER BOTTOM RESOURCE COLLECTING SYSTEM AND COLLECTING METHOD

RIGLESS DRILLING AND WELLHEAD INSTALLATION

METHOD FOR OFFSHORE DUAL-DRIVE CORE DRILLING WITH THREE LAYERS OF C...

ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD

MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS

ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD

SUCTION CYLINDER EXPLOITATION DEVICE AND METHOD FOR MARINE NATURAL...

DRAPE HOSE QUICK CONNECT FOR MANAGED PRESSURE DRILLING

METHOD OF APPLICATION OF LOW SALINITY VISCOUS FLUID IN DRILLING SAL...

DOWNHOLE SWIVEL APPARATUS AND METHOD

SYSTEMS AND METHODS FOR PROVIDING FLUID LIGHTENERS WHILE REDUCING D...

MULTI-MODE PUMPED RISER ARRANGEMENT AND METHODS

ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD

HYDRAULIC PROTECTION SYSTEM AND METHOD

RIGLESS DRILLING AND WELLHEAD INSTALLATION

ROTATING AND RECIPROCATING SWIVEL APPARATUS AND METHOD

MPD-CAPABLE FLOW SPOOLS

A STABBING MANIFOLD AND A CONNECTION DEVICE FOR USE IN MANAGED PRES...

DOWNHOLE SWIVEL APPARATUS AND METHOD

SAFE DYNAMIC HANDOVER BETWEEN MANAGED PRESSURE DRILLING AND WELL CO...

MANAGED PRESSURE DRILLING SYSTEMS AND METHODS

SYSTEM AND METHOD FOR DISSOLVED GAS DETECTION

STATIC ANNULAR SEALING SYSTEMS AND INTEGRATED MANAGED PRESSURE DRIL...

WIRELINE CORING RECOVERY SYSTEM OF A SEAFLOOR DRILLING RIG AND METH...

SYSTEMS AND METHODS FOR MANAGING DEBRIS IN A WELL