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Robert Donald John Sedgeman
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Gloucester, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Downhole assembly to mitigate high frequency torsional oscillation,...
Patent number
11,993,985
Issue date
May 28, 2024
ROCKATEK LIMITED
Daniel Brendan Crowley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Stabilizer for a steerable drilling system
Patent number
10,711,534
Issue date
Jul 14, 2020
Weatherford Technology Holdings, LLC
James Crowley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Valve for a downhole tool
Patent number
9,677,348
Issue date
Jun 13, 2017
Smart Stabilizer Systems Limited
Daniel Brendan Crowley
E21 - EARTH DRILLING MINING
Information
Patent Grant
Braking mechanism for a downhole tool
Patent number
9,140,067
Issue date
Sep 22, 2015
Smart Stabilizer Systems Limited
Daniel Brendan Crowley
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
DOWNHOLE ASSEMBLY TO MITIGATE HIGH FREQUENCY TORSIONAL OSCILLATION,...
Publication number
20240084651
Publication date
Mar 14, 2024
ROCKATEK LIMITED
Daniel Brendan CROWLEY
E21 - EARTH DRILLING MINING
Information
Patent Application
CARTRIDGE FOR A ROTARY DRILL BIT
Publication number
20230366271
Publication date
Nov 16, 2023
ENTEQ TECHNOLOGIES PLC
Daniel MINETT-SMITH
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING APPARATUS AND METHOD FOR USE WITH ROTATING DRILL PIPE
Publication number
20220412167
Publication date
Dec 29, 2022
Robert McCullough
E21 - EARTH DRILLING MINING
Information
Patent Application
STABILIZER FOR A STEERABLE DRILLING SYSTEM
Publication number
20180298700
Publication date
Oct 18, 2018
Smart Stabilizer Systems Limited
James CROWLEY
E21 - EARTH DRILLING MINING
Information
Patent Application
Braking Mechanism for a Downhole Tool
Publication number
20130199853
Publication date
Aug 8, 2013
SMART STABILIZER SYSTEMS LIMITED
Daniel Brendan Crowley
E21 - EARTH DRILLING MINING
Information
Patent Application
Valve for a Downhole Tool
Publication number
20130043032
Publication date
Feb 21, 2013
SMART STABILIZER SYSTEMS LIMITED
Daniel Brendan Crowley
E21 - EARTH DRILLING MINING