Hongtao LIU

Follow

Person

Xinjiang, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Polycrystalline diamond cutter with improved geometry for cooling a...
- Patent number 10,907,416
- Issue date Feb 2, 2021
- CNPC USA Corporation
- Chris Cheng
- E21 - EARTH DRILLING MINING
Information Patent Grant
Millable bridge plug system
- Patent number 10,415,345
- Issue date Sep 17, 2019
- CNPC USA Corporation
- Jianpeng Yue
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
POLYCRYSTALLINE DIAMOND CUTTER WITH IMPROVED GEOMETRY FOR COOLING A...
- Publication number 20200340303
- Publication date Oct 29, 2020
- CNPC USA CORPORATION
- Chris CHENG
- E21 - EARTH DRILLING MINING
Information Patent Application
MILLABLE BRIDGE PLUG SYSTEM
- Publication number 20180179853
- Publication date Jun 28, 2018
- CNPC USA Corp.
- Jianpeng YUE
- E21 - EARTH DRILLING MINING