Christopher Cole Humphrey

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotatable mandrel hanger
- Patent number 12,054,997
- Issue date Aug 6, 2024
- VAULT PRESSURE CONTROL, LLC
- Jason Meyer Armistead
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
ROTATABLE MANDREL HANGER
- Publication number 20220127913
- Publication date Apr 28, 2022
- Vault Pressure Control LLC
- Jason Meyer Armistead
- E21 - EARTH DRILLING MINING