Catalin D. Ivan

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West University, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for minimizing lost circulation
- Patent number 8,271,246
- Issue date Sep 18, 2012
- Chevron U.S.A. Inc.
- Benjamin Ames Leonard
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR MINIMIZING LOST CIRCULATION
- Publication number 20100250204
- Publication date Sep 30, 2010
- Chevron U.S.A. Inc.
- Benjamin Ames Leonard
- E21 - EARTH DRILLING MINING