David Allen DOCKWEILER

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Multiple cycle deployable and retractable downhole scraper or brush
- Patent number 11,933,141
- Issue date Mar 19, 2024
- Halliburton Energy Services, Inc.
- David Allen Dockweiler
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Multiple Cycle Deployable and Retractable Downhole Scraper or Brush
- Publication number 20230399921
- Publication date Dec 14, 2023
- Halliburton Energy Services, Inc.
- David Allen Dockweiler
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE VALVE POSITION SENSING SYSTEMS, DOWNHOLE VALVES, AND METHO...
- Publication number 20230366311
- Publication date Nov 16, 2023
- Halliburton Energy Services, Inc.
- Michael Linley FRIPP
- E21 - EARTH DRILLING MINING