Alan Honggen Jiang

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Kingsway, Gloucestershire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Cutting element
- Patent number 10,000,975
- Issue date Jun 19, 2018
- Nov Downhole Eurasia Limited
- Alan Honggen Jiang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Cutting Element
- Publication number 20150368981
- Publication date Dec 24, 2015
- NOV Downhole Eurasia Limited
- Alan Honggen Jiang
- E21 - EARTH DRILLING MINING