Hongping Tian

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polycrystalline diamond compact and drilling bit
- Patent number 11,391,095
- Issue date Jul 19, 2022
- KINGDREAM PUBLIC LIMITED COMPANY
- Hongping Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tri-cone bit for high RPM drilling applications
- Patent number 9,238,944
- Issue date Jan 19, 2016
- Kingdream Public Ltd. Co.
- Hongping Tian
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Polycrystalline Diamond Compact and Drilling Bit
- Publication number 20200347680
- Publication date Nov 5, 2020
- KINGDREAM PUBLIC LIMITED COMPANY
- Hongping TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
TRI-CONE BIT FOR HIGH RPM DRILLING APPLICATIONS
- Publication number 20110220423
- Publication date Sep 15, 2011
- Kingdream Public Ltd. Co.
- Hongping Tian
- E21 - EARTH DRILLING MINING