Haihua ZHANG

Follow

Person

Dongying, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Near-bit ultradeep measurement system for geosteering and formation...
- Patent number 10,473,810
- Issue date Nov 12, 2019
- China Petroleum and Chemical Corporation
- Sheng Zhan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Near-bit ultradeep measurement system for geosteering and formation...
- Patent number 10,261,209
- Issue date Apr 16, 2019
- China Petroleum and Chemical Corporation
- Jinzhou Yang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Push-the-bit rotary guiding device and application method thereof
- Patent number 10,253,568
- Issue date Apr 9, 2019
- SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY RESEARCH...
- Hongbing Xiao
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Near-Bit Ultradeep Measurement System for Geosteering and Formation...
- Publication number 20180223656
- Publication date Aug 9, 2018
- China Petroleum and Chemical Corporation
- Jinzhou YANG
- E21 - EARTH DRILLING MINING
Information Patent Application
Push-the-bit rotary guiding device and application method thereof
- Publication number 20170284158
- Publication date Oct 5, 2017
- SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD., DRILLING TECHNOLOGY RESEARCH...
- Xiao Hongbing
- G01 - MEASURING TESTING
Information Patent Application
Near-Bit Ultradeep Measurement System for Geosteering and Formation...
- Publication number 20170248013
- Publication date Aug 31, 2017
- China Petroleum and Chemical Corporation
- Jinzhou YANG
- G01 - MEASURING TESTING