Robert Dwayne WANKAN

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Lufkin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Washover tools, systems, and methods of use
- Patent number 11,920,420
- Issue date Mar 5, 2024
- Robert Dwayne Wankan
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WASHOVER TOOLS, SYSTEMS, AND METHODS OF USE
- Publication number 20240209708
- Publication date Jun 27, 2024
- Robert Dwayne WANKAN
- E21 - EARTH DRILLING MINING
Information Patent Application
WASHOVER TOOLS, SYSTEMS, AND METHODS OF USE
- Publication number 20220228454
- Publication date Jul 21, 2022
- Warrior Field Services, LLC
- Robert Dwayne WANKAN
- E21 - EARTH DRILLING MINING