L. Donald Maus

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for controlling pressure and detecting well co...
- Patent number 6,668,943
- Issue date Dec 30, 2003
- Exxonmobil Upstream Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and system for storing gas for use in offshore drilling and...
- Patent number 6,578,637
- Issue date Jun 17, 2003
- Exxonmobil Upstream Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for controlling bottom-hole pressure during dual-gradient dr...
- Patent number 6,571,873
- Issue date Jun 3, 2003
- Exxonmobil Upstream Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for installing a well casing into a subsea well being drille...
- Patent number 6,328,107
- Issue date Dec 11, 2001
- Exxonmobil Upstream Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for compensating well control instrumentation...
- Patent number 4,282,939
- Issue date Aug 11, 1981
- Exxon Production Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus and method for measuring fluid gel strength
- Patent number 4,274,283
- Issue date Jun 23, 1981
- Exxon Production Research Company
- L. Donald Maus
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Method for controlling bottom-hole pressure during dual-gradient dr...
- Publication number 20020129943
- Publication date Sep 19, 2002
- L. Donald Maus
- E21 - EARTH DRILLING MINING