Alfredo Olvera

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Reinforced frac tubing head
- Patent number 8,622,121
- Issue date Jan 7, 2014
- Vetco Gray Inc.
- Mahesha Udipi
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead isolation protection sleeve
- Patent number 8,327,943
- Issue date Dec 11, 2012
- Vetco Gray Inc.
- Eugene A. Borak
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WELLHEAD ISOLATION PROTECTION SLEEVE
- Publication number 20110108275
- Publication date May 12, 2011
- Vetco Gray Inc.
- Eugene A. Borak
- E21 - EARTH DRILLING MINING