Casing shoes for the protection of the bottom of the casing

Industry

CPC
E21B17/14

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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

E21B17/14Casing shoes for the protection of the bottom of the casing

Industries

Patents Grantslast 30 patents

Information Patent Grant
Casing shoe with flow operated diverter valve
- Patent number 12,110,747
- Issue date Oct 8, 2024
- DOWNHOLE PRODUCTS LIMITED
- Darko Arsoski
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole apparatus and methods for casing
- Patent number 12,098,614
- Issue date Sep 24, 2024
- Deltatek Oil Tools Limited
- Tristam Paul Horn
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole apparatus and methods
- Patent number 12,006,783
- Issue date Jun 11, 2024
- DELTATEK OIL TOOLS LIMITED
- Tristam Paul Horn
- E21 - EARTH DRILLING MINING
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
Modified whipstock design integrating cleanout and setting mechanisms
- Patent number 11,933,174
- Issue date Mar 19, 2024
- Saudi Arabian Oil Company
- Ahmed Abdulaziz Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flexi-string for washout below a casing shoe
- Patent number 11,808,094
- Issue date Nov 7, 2023
- Saudi Arabian Oil Company
- Sanjiv Kumar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Off bottom cementing system
- Patent number 11,767,734
- Issue date Sep 26, 2023
- Saudi Arabian Oil Company
- Mohammed Jaber Al-Dossary
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing float tool
- Patent number 11,697,968
- Issue date Jul 11, 2023
- NCS Multistage Inc.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Self-deflecting multilateral junction
- Patent number 11,668,164
- Issue date Jun 6, 2023
- Halliburton Energy Services, Inc.
- Lars Petter Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pass-through tapered nose tool
- Patent number 11,624,246
- Issue date Apr 11, 2023
- Baker Hughes Oilfield Operations LLC
- Christopher Hern
- E21 - EARTH DRILLING MINING
Information Patent Grant
Single trip liner running and tie back system
- Patent number 11,608,706
- Issue date Mar 21, 2023
- Saudi Arabian Oil Company
- Thankgod Chima Amos
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pass-through tapered nose tool
- Patent number 11,555,359
- Issue date Jan 17, 2023
- Baker Hughes Oilfield Operations LLC
- Christopher Hern
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing strings and related methods of deployment in horizontal wells
- Patent number 11,530,582
- Issue date Dec 20, 2022
- Saudi Arabian Oil Company
- Syed Muhammad Ali
- E21 - EARTH DRILLING MINING
Information Patent Grant
Systems and methods for indicating completion of a reverse cementin...
- Patent number 11,466,520
- Issue date Oct 11, 2022
- Halliburton Energy Services, Inc.
- Tamal Kumar Sen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Guide sub for multilateral junction
- Patent number 11,466,545
- Issue date Oct 11, 2022
- Halliburton Energy Services, Inc.
- Mark Christopher Glaser
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead connector soft landing system and method
- Patent number 11,371,295
- Issue date Jun 28, 2022
- Dril-Quip, Inc.
- John Q. Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drillable adaptive turbine guide shoe
- Patent number 11,326,400
- Issue date May 10, 2022
- Yangtze University
- Ding Feng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Interventionless methods and systems for testing a liner top
- Patent number 11,299,962
- Issue date Apr 12, 2022
- Vertice Oil Tools Inc.
- Mohamed Ibrahim Saraya
- E21 - EARTH DRILLING MINING
Information Patent Grant
Complex components for molded composite frac plugs
- Patent number 11,236,576
- Issue date Feb 1, 2022
- Geodynamics, Inc.
- John Hardesty
- E21 - EARTH DRILLING MINING
Information Patent Grant
Guide shoe with lockable nose
- Patent number 11,203,902
- Issue date Dec 21, 2021
- DOWNHOLE PRODUCTS LIMITED
- Alexander Craig MacKay
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing float tool
- Patent number 11,180,958
- Issue date Nov 23, 2021
- NCS Multistage Inc.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Float equipment for a wellbore
- Patent number 11,136,833
- Issue date Oct 5, 2021
- Ace Oil Tools
- Ken Erik Steine
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing reamer shoe
- Patent number 11,098,559
- Issue date Aug 24, 2021
- OOO “AGD”
- Andrey A. Ivanov
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing float tool
- Patent number 10,883,314
- Issue date Jan 5, 2021
- NCS Multistage Inc.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing float tool
- Patent number 10,883,315
- Issue date Jan 5, 2021
- NCS Multistage Inc.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Grant
Float shoe having concrete filled, eccentric nose with jets
- Patent number 10,760,355
- Issue date Sep 1, 2020
- Weatherford Technology Holdings, LLC
- Douglas Brian Farley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fail-safe high velocity flow casing shoe
- Patent number 10,760,383
- Issue date Sep 1, 2020
- WWT North America Holdings, Inc.
- Sarah Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expandable drillable shoe
- Patent number 10,745,979
- Issue date Aug 18, 2020
- Enventure Global Technology, Inc.
- Chee Kong Yee
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device and method for slanting a conductor casing
- Patent number 10,648,248
- Issue date May 12, 2020
- NeoDrill AS
- Harald Strand
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shoe isolation system and method for isolating a shoe
- Patent number 10,626,688
- Issue date Apr 21, 2020
- Baker Hughes, a GE company, LLC
- Vasily G. Eliseev
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
CASING SHOE ASSEMBLY
- Publication number 20240183231
- Publication date Jun 6, 2024
- FORUM US, INC.
- Jeffery MORRISON
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING SHOE WITH FLOW OPERATED DIVERTER VALVE
- Publication number 20240068306
- Publication date Feb 29, 2024
- DOWNHOLE PRODUCTS LIMITED
- Darko Arsoski
- E21 - EARTH DRILLING MINING
Information Patent Application
RASPING SHOE FOR NON-ROTATIONAL DEPLOYMENT OF CASING STRING
- Publication number 20240011359
- Publication date Jan 11, 2024
- DOWNHOLE PRODUCTS LIMITED
- Douglas Farley
- E21 - EARTH DRILLING MINING
Information Patent Application
MODIFIED WHIPSTOCK DESIGN INTEGRATING CLEANOUT AND SETTING MECHANISMS
- Publication number 20230272672
- Publication date Aug 31, 2023
- Saudi Arabian Oil Company
- Ahmed Abdulaziz Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Application
FLEXI-STRING FOR WASHOUT BELOW A CASING SHOE
- Publication number 20230070661
- Publication date Mar 9, 2023
- Saudi Arabian Oil Company
- Sanjiv Kumar
- E21 - EARTH DRILLING MINING
Information Patent Application
Guide Sub For Multilateral Junction
- Publication number 20220412192
- Publication date Dec 29, 2022
- Halliburton Energy Services, Inc.
- Mark Christopher Glaser
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING STRINGS AND RELATED METHODS OF DEPLOYMENT IN HORIZONTAL WELLS
- Publication number 20220349269
- Publication date Nov 3, 2022
- Saudi Arabian Oil Company
- Syed Muhammad Ali
- E21 - EARTH DRILLING MINING
Information Patent Application
INDUCTION LOOP CEMENTING PROGRESS DETECTION
- Publication number 20220325614
- Publication date Oct 13, 2022
- Halliburton Energy Services, Inc.
- Songhua Chen
- E21 - EARTH DRILLING MINING
Information Patent Application
PASS-THROUGH TAPERED NOSE TOOL
- Publication number 20220282582
- Publication date Sep 8, 2022
- Baker Hughes Oilfield Operations LLC
- Christopher Hern
- E21 - EARTH DRILLING MINING
Information Patent Application
SINGLE TRIP LINER RUNNING AND TIE BACK SYSTEM
- Publication number 20220268126
- Publication date Aug 25, 2022
- Saudi Arabian Oil Company
- Thankgod Chima Amos
- E21 - EARTH DRILLING MINING
Information Patent Application
REAMER / GUIDE INTERCHANGEABLE TUBULAR SHOE
- Publication number 20220268115
- Publication date Aug 25, 2022
- Saudi Arabian Oil Company
- Hamza Fethiza Tedjani
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING FLOAT TOOL
- Publication number 20220178207
- Publication date Jun 9, 2022
- NCS MULTISTAGE INC.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLABLE ADAPTIVE TURBINE GUIDE SHOE
- Publication number 20220081973
- Publication date Mar 17, 2022
- Yangtze University
- Ding Feng
- E21 - EARTH DRILLING MINING
Information Patent Application
DIFFERENTIAL FILL VALVE SLEEVE BALL ASSEMBLY
- Publication number 20220049576
- Publication date Feb 17, 2022
- Halliburton Energy Services, Inc.
- Rajesh Parameshwaraiah
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR INDICATING COMPLETION OF A REVERSE CEMENTIN...
- Publication number 20210404269
- Publication date Dec 30, 2021
- Halliburton Energy Services, Inc.
- Tamal Kumar Sen
- E21 - EARTH DRILLING MINING
Information Patent Application
SELF-DEFLECTING MULTILATERAL JUNCTION
- Publication number 20210404294
- Publication date Dec 30, 2021
- Halliburton Energy Services, Inc.
- Lars Petter Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
WELLHEAD CONNECTOR SOFT LANDING SYSTEM AND METHOD
- Publication number 20210324687
- Publication date Oct 21, 2021
- Dril-Quip, Inc.
- John Q. Nguyen
- E21 - EARTH DRILLING MINING
Information Patent Application
GUIDE SHOE WITH LOCKABLE NOSE
- Publication number 20210246730
- Publication date Aug 12, 2021
- Downhole Products Limited
- Alexander Craig MACKAY
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING FLOAT TOOL
- Publication number 20210115735
- Publication date Apr 22, 2021
- NCS MULTISTAGE INC.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Application
EARTH-BORING TOOLS FOR COUPLING TO CASINGS AND RELATED SYSTEMS AND...
- Publication number 20200392795
- Publication date Dec 17, 2020
- Baker Hughes Oilfield Operations LLC
- Matthew Shawn Baldwin
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING FLOAT TOOL
- Publication number 20200332601
- Publication date Oct 22, 2020
- NCS MULTISTAGE INC.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Application
CASING FLOAT TOOL
- Publication number 20200240214
- Publication date Jul 30, 2020
- NCS MULTISTAGE INC.
- Donald Getzlaf
- E21 - EARTH DRILLING MINING
Information Patent Application
T-seal
- Publication number 20200191270
- Publication date Jun 18, 2020
- Ferro-Tube Oil Tools Co., L.P.
- Joseph Diaz
- E21 - EARTH DRILLING MINING
Information Patent Application
Float Shoe Having Concrete Filled, Eccentric Nose with Jets
- Publication number 20200190917
- Publication date Jun 18, 2020
- Weatherford Technology Holdings, LLC.
- Douglas Brian FARLEY
- E21 - EARTH DRILLING MINING
Information Patent Application
COMPLEX COMPONENTS FOR MOLDED COMPOSITE FRAC PLUGS
- Publication number 20200056445
- Publication date Feb 20, 2020
- GeoDynamics, Inc.
- John HARDESTY
- E21 - EARTH DRILLING MINING
Information Patent Application
Shoe Isolation System and Method for Isolating a Shoe
- Publication number 20190218882
- Publication date Jul 18, 2019
- BAKER HUGHES, A GE COMPANY, LLC
- Vasily G. Eliseev
- E21 - EARTH DRILLING MINING
Information Patent Application
Device and Method for Slanting a Conductor Casing
- Publication number 20190085645
- Publication date Mar 21, 2019
- NEODRILL AS
- Harald Strand
- E21 - EARTH DRILLING MINING
Information Patent Application
VIBRATION-INDUCED INSTALLATION OF WELLBORE CASING
- Publication number 20190040703
- Publication date Feb 7, 2019
- Saudi Arabian Oil Company
- Victor Carlos Costa de Oliveira
- E21 - EARTH DRILLING MINING
Information Patent Application
Casing Shoe Reamer and Method
- Publication number 20190024464
- Publication date Jan 24, 2019
- Steven Welch
- E21 - EARTH DRILLING MINING
Information Patent Application
TOE CASING
- Publication number 20180223607
- Publication date Aug 9, 2018
- Mitchell Z. Dziekonski
- E21 - EARTH DRILLING MINING

Casing shoes for the protection of the bottom of the casing

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Casing shoe with flow operated diverter valve

Downhole apparatus and methods for casing

Downhole apparatus and methods

Modular casing reamer shoe system with jarring capability

Modified whipstock design integrating cleanout and setting mechanisms

Flexi-string for washout below a casing shoe

Off bottom cementing system

Casing float tool

Self-deflecting multilateral junction

Pass-through tapered nose tool

Single trip liner running and tie back system

Pass-through tapered nose tool

Casing strings and related methods of deployment in horizontal wells

Systems and methods for indicating completion of a reverse cementin...

Guide sub for multilateral junction

Wellhead connector soft landing system and method

Drillable adaptive turbine guide shoe

Interventionless methods and systems for testing a liner top

Complex components for molded composite frac plugs

Guide shoe with lockable nose

Casing float tool

Float equipment for a wellbore

Casing reamer shoe

Casing float tool

Casing float tool

Float shoe having concrete filled, eccentric nose with jets

Fail-safe high velocity flow casing shoe

Expandable drillable shoe

Device and method for slanting a conductor casing

Shoe isolation system and method for isolating a shoe

Patents Applicationslast 30 patents

CASING SHOE ASSEMBLY

CASING SHOE WITH FLOW OPERATED DIVERTER VALVE

RASPING SHOE FOR NON-ROTATIONAL DEPLOYMENT OF CASING STRING

MODIFIED WHIPSTOCK DESIGN INTEGRATING CLEANOUT AND SETTING MECHANISMS

FLEXI-STRING FOR WASHOUT BELOW A CASING SHOE

Guide Sub For Multilateral Junction

CASING STRINGS AND RELATED METHODS OF DEPLOYMENT IN HORIZONTAL WELLS

INDUCTION LOOP CEMENTING PROGRESS DETECTION

PASS-THROUGH TAPERED NOSE TOOL

SINGLE TRIP LINER RUNNING AND TIE BACK SYSTEM

REAMER / GUIDE INTERCHANGEABLE TUBULAR SHOE

CASING FLOAT TOOL

DRILLABLE ADAPTIVE TURBINE GUIDE SHOE

DIFFERENTIAL FILL VALVE SLEEVE BALL ASSEMBLY

SYSTEMS AND METHODS FOR INDICATING COMPLETION OF A REVERSE CEMENTIN...

SELF-DEFLECTING MULTILATERAL JUNCTION

WELLHEAD CONNECTOR SOFT LANDING SYSTEM AND METHOD

GUIDE SHOE WITH LOCKABLE NOSE

CASING FLOAT TOOL

EARTH-BORING TOOLS FOR COUPLING TO CASINGS AND RELATED SYSTEMS AND...

CASING FLOAT TOOL

CASING FLOAT TOOL

T-seal

Float Shoe Having Concrete Filled, Eccentric Nose with Jets

COMPLEX COMPONENTS FOR MOLDED COMPOSITE FRAC PLUGS

Shoe Isolation System and Method for Isolating a Shoe

Device and Method for Slanting a Conductor Casing

VIBRATION-INDUCED INSTALLATION OF WELLBORE CASING

Casing Shoe Reamer and Method

TOE CASING