Membership
Tour
Register
Log in
Bastiaan Liezenberg
Follow
Person
Sugar Land, TX, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Riser mounted controllable orifice choke
Patent number
11,585,169
Issue date
Feb 21, 2023
Schlumberger Technology Corporation
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Universal riser joint for managed pressure drilling and subsea mudl...
Patent number
11,225,847
Issue date
Jan 18, 2022
Schlumberger Technology Corporation
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Automated well pressure control and gas handling system and method
Patent number
10,648,315
Issue date
May 12, 2020
Schlumberger Technology Corporation
Yawan Couturier
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bearing pressure indicator having a proximity switch arrangement
Patent number
10,648,504
Issue date
May 12, 2020
Schlumberger Technology Corporation
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Integrated managed pressure drilling riser joint
Patent number
10,072,475
Issue date
Sep 11, 2018
Schlumberger Technology Corporation
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Passive pressure and load balancing bearing
Patent number
9,863,195
Issue date
Jan 9, 2018
Smith International, Inc.
Richard David Peer
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Riser Mounted Controllable Orifice Choke
Publication number
20200263513
Publication date
Aug 20, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Universal Riser Joint for Managed Pressure Drilling and Subsea Mudl...
Publication number
20200165888
Publication date
May 28, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
Bearing Pressure Indicator
Publication number
20180087571
Publication date
Mar 29, 2018
SCHLUMBERGER TECHNOLOGY CORPORATION
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
AUTOMATED WELL PRESSURE CONTROL AND GAS HANDLING SYSTEM AND METHOD
Publication number
20180003023
Publication date
Jan 4, 2018
SCHLUMBERGER TECHNOLOGY CORPORATION
Yawan Couturier
E21 - EARTH DRILLING MINING
Information
Patent Application
PASSIVE PRESSURE AND LOAD BALANCING BEARING
Publication number
20160194926
Publication date
Jul 7, 2016
Smith International, Inc.
Richard David PEER
E21 - EARTH DRILLING MINING
Information
Patent Application
TELESCOPIC JOINT WITH INTERCHANGEABLE INNER BARREL(S)
Publication number
20160177634
Publication date
Jun 23, 2016
Smith International, Inc.
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING
Information
Patent Application
INTEGRATED MANAGED PRESSURE DRILLING RISER JOINT
Publication number
20140216751
Publication date
Aug 7, 2014
M-I L.L.C.
Bastiaan Liezenberg
E21 - EARTH DRILLING MINING