Marcel A. Grubert

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Montgomery, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Internal subsurface safety valve for rotating downhole pumps
- Patent number 10,087,713
- Issue date Oct 2, 2018
- ExxonMobil Upstream Research Company
- Marcel A. Grubert
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for isolating fluid flow in an open hole compl...
- Patent number 10,082,000
- Issue date Sep 25, 2018
- ExxonMobil Upstream Research Company
- Marcel A. Grubert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Bidirectional flow control device for facilitating stimulation trea...
- Patent number 9,856,720
- Issue date Jan 2, 2018
- ExxonMobil Upstream Research Company
- Marcel A. Grubert
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Internal Subsurface Safety Valve For Rotating Downhole Pumps
- Publication number 20160097258
- Publication date Apr 7, 2016
- Marcel A. Grubert
- E21 - EARTH DRILLING MINING
Information Patent Application
Bidirectional Flow Control Device for Facilitating Stimulation Trea...
- Publication number 20160053575
- Publication date Feb 25, 2016
- Marcel A. Grubert
- E21 - EARTH DRILLING MINING
Information Patent Application
Apparatus and Method for Isolating Fluid Flow in an Open Hole Compl...
- Publication number 20150292294
- Publication date Oct 15, 2015
- Marcel A. Grubert
- G06 - COMPUTING CALCULATING COUNTING