Thomas Henry HOLTKAMP

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Friendswood, TX, US

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Patents Applicationslast 30 patents

Information Patent Application
CASING STRING ROTATION SYSTEMS AND METHODS
- Publication number 20250101828
- Publication date Mar 27, 2025
- CACTUS WELLHEAD, LLC
- Jacob Charles Emmett
- E21 - EARTH DRILLING MINING
Information Patent Application
ISOLATION SLEEVE
- Publication number 20210324699
- Publication date Oct 21, 2021
- CACTUS WELLHEAD, LLC
- Martin Anthony TRUMBULL
- E21 - EARTH DRILLING MINING