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Ignacio Marquez
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Houston, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Piston load ring seal configurations
Patent number
11,761,301
Issue date
Sep 19, 2023
Schlumberger Technology Corporation
Jessica Fox
E21 - EARTH DRILLING MINING
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Patent Grant
Dual flapper isolation valve
Patent number
11,174,702
Issue date
Nov 16, 2021
Schlumberger Technology Corporation
Marco Quilico
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
PISTON LOAD RING SEAL CONFIGURATIONS
Publication number
20210340837
Publication date
Nov 4, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Jessica Fox
E21 - EARTH DRILLING MINING
Information
Patent Application
DUAL FLAPPER ISOLATION VALVE
Publication number
20200256155
Publication date
Aug 13, 2020
SCHLUMBERGER TECHNOLOGY CORPORATION
Marco Quilico
E21 - EARTH DRILLING MINING
Information
Patent Application
Multi-Rotational Indexer
Publication number
20070295514
Publication date
Dec 27, 2007
SCHLUMBERGER TECHNOLOGY CORPORATION
Kenneth Rohde
E21 - EARTH DRILLING MINING