Haydn G. Smith

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Dursley, Gloucestershire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Rotary downhole tool
- Patent number 10,794,119
- Issue date Oct 6, 2020
- NOV Downhole Eurasia Limited
- Haydn G. Smith
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting element
- Patent number 10,000,976
- Issue date Jun 19, 2018
- Nov Downhole Eurasia Limited
- Terry Matthias
- B24 - GRINDING POLISHING
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
ROTARY DOWNHOLE TOOL
- Publication number 20180238117
- Publication date Aug 23, 2018
- NOV Downhole Eurasia Limited
- Haydn G. Smith
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting Element
- Publication number 20160047170
- Publication date Feb 18, 2016
- NOV Downhole Eurasia Limited
- Terry Matthias
- E21 - EARTH DRILLING MINING
Information Patent Application
Cutting Element
- Publication number 20150368981
- Publication date Dec 24, 2015
- NOV Downhole Eurasia Limited
- Alan Honggen Jiang
- E21 - EARTH DRILLING MINING