Dwayne P. Terracina

Person

Spring, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for reducing bit damage in a landing tool
- Patent number 10,900,306
- Issue date Jan 26, 2021
- Schlumberger Technology Corporation
- Philip G. Trunk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drillable latching plug
- Patent number 10,669,793
- Issue date Jun 2, 2020
- Schlumberger Technology Corporation
- Baozhong Yang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Stabilizing members for fixed cutter drill bit
- Patent number 9,145,740
- Issue date Sep 29, 2015
- Smith International, Inc.
- Bala Durairajan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow control through thrust bearing assembly
- Patent number 8,961,019
- Issue date Feb 24, 2015
- Smith International, Inc.
- Parag Konde
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Cutter pocket design
- Patent number 8,881,850
- Issue date Nov 11, 2014
- Smith International, Inc.
- Jimykumar Prajapati
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Hydraulic actuation of a downhole tool assembly
- Patent number 8,863,843
- Issue date Oct 21, 2014
- Smith International, Inc.
- Jian Wu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Stabilizing members for fixed cutter drill bit
- Patent number 8,783,386
- Issue date Jul 22, 2014
- Smith International, Inc.
- Bala Durairajan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Secondary cutting structure
- Patent number 8,776,912
- Issue date Jul 15, 2014
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole reamer asymmetric cutting structures
- Patent number 8,770,321
- Issue date Jul 8, 2014
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole reamer asymmetric cutting structures
- Patent number 8,550,188
- Issue date Oct 8, 2013
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of forming a nozzle retention body
- Patent number 7,703,354
- Issue date Apr 27, 2010
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of manufacturing a matrix body drill bit
- Patent number 7,694,608
- Issue date Apr 13, 2010
- Smith International, Inc.
- Brian D. Squier
- E21 - EARTH DRILLING MINING
Information Patent Grant
Nozzle bore for PDC bits
- Patent number 7,325,632
- Issue date Feb 5, 2008
- Smith International, Inc.
- James Layne Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting structure based hydraulics
- Patent number 7,252,164
- Issue date Aug 7, 2007
- Smith International, Inc.
- Syed Hossain
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dual property hydraulic configuration
- Patent number 7,213,661
- Issue date May 8, 2007
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-stage diffuser nozzle
- Patent number 7,188,682
- Issue date Mar 13, 2007
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Nozzle bore for high flow rates
- Patent number 7,040,423
- Issue date May 9, 2006
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rockbit with attachable device for improved cone cleaning
- Patent number 6,763,902
- Issue date Jul 20, 2004
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR REDUCING BIT DAMAGE IN A LANDING TOOL
- Publication number 20180155999
- Publication date Jun 7, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- Philip G. Trunk
- E21 - EARTH DRILLING MINING
Information Patent Application
DRILLABLE LATCHING PLUG
- Publication number 20180135370
- Publication date May 17, 2018
- Schlumberger Technology Corporation
- Baozhong Yang
- E21 - EARTH DRILLING MINING
Information Patent Application
TOOL FOR MEASURING WELLBORE GEOMETRY
- Publication number 20160032710
- Publication date Feb 4, 2016
- Smith International, Inc.
- Jianbing Hu
- E21 - EARTH DRILLING MINING
Information Patent Application
VIBRATION TOOL
- Publication number 20150114716
- Publication date Apr 30, 2015
- Smith International, Inc.
- Baozhong Yang
- E21 - EARTH DRILLING MINING
Information Patent Application
TURBINE BLADE FOR TURBODRILLS
- Publication number 20150060144
- Publication date Mar 5, 2015
- Smith International, Inc.
- Weixiong Wang
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
CUTTER POCKET DESIGN
- Publication number 20150053050
- Publication date Feb 26, 2015
- Smith International, Inc.
- Jimykumar Prajapati
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HYDRAULIC ACTUATION OF A DOWNHOLE TOOL ASSEMBLY
- Publication number 20150014061
- Publication date Jan 15, 2015
- Smith International, Inc.
- Jian Wu
- E21 - EARTH DRILLING MINING
Information Patent Application
STABILIZING MEMBERS FOR FIXED CUTTER DRILL BIT
- Publication number 20140102798
- Publication date Apr 17, 2014
- Smith International, Inc.
- Bala Durairajan
- E21 - EARTH DRILLING MINING
Information Patent Application
HOUSING FOR DOWNHOLE MEASUREMENT
- Publication number 20140076633
- Publication date Mar 20, 2014
- SCHLUMBERGER TECHNOLOGY CORPORATION
- DWAYNE P. TERRACINA
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE REAMER ASYMMETRIC CUTTING STRUCTURES
- Publication number 20140034397
- Publication date Feb 6, 2014
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Application
FLOW CONTROL THROUGH THRUST BEARING ASSEMBLY
- Publication number 20120288226
- Publication date Nov 15, 2012
- Smith International, Inc.
- Parag Konde
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DOWNHOLE REAMER ASYMMETRIC CUTTING STRUCTURES
- Publication number 20120073879
- Publication date Mar 29, 2012
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Application
Hydraulic Actuation of a Downhole Tool Assembly
- Publication number 20110284233
- Publication date Nov 24, 2011
- Smith International, Inc.
- Jian Wu
- E21 - EARTH DRILLING MINING
Information Patent Application
STABILIZING MEMBERS FOR FIXED CUTTER DRILL BIT
- Publication number 20110000714
- Publication date Jan 6, 2011
- Smith International, Inc.
- Bala Durairajan
- E21 - EARTH DRILLING MINING
Information Patent Application
SECONDARY CUTTING STRUCTURE
- Publication number 20100276201
- Publication date Nov 4, 2010
- Smith International, Inc.
- Navish Makkar
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTER POCKET DESIGN
- Publication number 20100276210
- Publication date Nov 4, 2010
- Smith International, Inc.
- Jimykumar Prajapati
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method of manufacturing a matrix body drill bit
- Publication number 20070143086
- Publication date Jun 21, 2007
- Smith International, Inc.
- Timothy Scott Roberts
- E21 - EARTH DRILLING MINING
Information Patent Application
Flow allocation in drill bits
- Publication number 20060076163
- Publication date Apr 13, 2006
- Smith International, Inc.
- Dwayne P. Terracina
- E21 - EARTH DRILLING MINING
Information Patent Application
Nozzle bore for PDC bits
- Publication number 20060054355
- Publication date Mar 16, 2006
- Smith International, Inc.
- James Layne Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting structure based hydraulics
- Publication number 20050217899
- Publication date Oct 6, 2005
- Smith International, Inc.
- Syed Hossain
- E21 - EARTH DRILLING MINING
Information Patent Application
Nozzle bore for high flow rates
- Publication number 20050189148
- Publication date Sep 1, 2005
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Dual property hydraulic configuration
- Publication number 20050121235
- Publication date Jun 9, 2005
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Rockbit with attachable device for improved cone cleaning
- Publication number 20040238225
- Publication date Dec 2, 2004
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-stage diffuser nozzle
- Publication number 20040069534
- Publication date Apr 15, 2004
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Rockbit with attachable device for improved cone cleaning
- Publication number 20030196836
- Publication date Oct 23, 2003
- James L. Larsen
- E21 - EARTH DRILLING MINING

Dwayne P. Terracina

Person

Patents Grantslast 30 patents

Systems and methods for reducing bit damage in a landing tool

Drillable latching plug

Stabilizing members for fixed cutter drill bit

Flow control through thrust bearing assembly

Cutter pocket design

Hydraulic actuation of a downhole tool assembly

Stabilizing members for fixed cutter drill bit

Secondary cutting structure

Downhole reamer asymmetric cutting structures

Downhole reamer asymmetric cutting structures

Method of forming a nozzle retention body

Method of manufacturing a matrix body drill bit

Nozzle bore for PDC bits

Cutting structure based hydraulics

Dual property hydraulic configuration

Multi-stage diffuser nozzle

Nozzle bore for high flow rates

Rockbit with attachable device for improved cone cleaning

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR REDUCING BIT DAMAGE IN A LANDING TOOL

DRILLABLE LATCHING PLUG

TOOL FOR MEASURING WELLBORE GEOMETRY

VIBRATION TOOL

TURBINE BLADE FOR TURBODRILLS

CUTTER POCKET DESIGN

HYDRAULIC ACTUATION OF A DOWNHOLE TOOL ASSEMBLY

STABILIZING MEMBERS FOR FIXED CUTTER DRILL BIT

HOUSING FOR DOWNHOLE MEASUREMENT

DOWNHOLE REAMER ASYMMETRIC CUTTING STRUCTURES

FLOW CONTROL THROUGH THRUST BEARING ASSEMBLY

DOWNHOLE REAMER ASYMMETRIC CUTTING STRUCTURES

Hydraulic Actuation of a Downhole Tool Assembly

STABILIZING MEMBERS FOR FIXED CUTTER DRILL BIT

SECONDARY CUTTING STRUCTURE

CUTTER POCKET DESIGN

Method of manufacturing a matrix body drill bit

Flow allocation in drill bits

Nozzle bore for PDC bits

Cutting structure based hydraulics

Nozzle bore for high flow rates

Dual property hydraulic configuration

Rockbit with attachable device for improved cone cleaning

Multi-stage diffuser nozzle

Rockbit with attachable device for improved cone cleaning