Laiju Han

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Dongying, CN

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Patents Grantslast 30 patents

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
Information Patent Grant
Imaging method and apparatus based on magnetic flux leakage testing
- Patent number 10,048,226
- Issue date Aug 14, 2018
- Tsinghua University
- Songling Huang
- G01 - MEASURING TESTING
Information Patent Grant
Rotating magnetic field downhole power generation device
- Patent number 9,598,937
- Issue date Mar 21, 2017
- China Petroleum and Chemical Corporation
- Wei Chen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
System for Geosteering and Formation Evaluation Utilizing Near-Bit...
- Publication number 20180224573
- 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
System for Geosteering and Formation Evaluation Utilizing Near-Bit...
- Publication number 20170242153
- Publication date Aug 24, 2017
- China Petroleum and Chemical Corporation
- Jinzhou YANG
- G01 - MEASURING TESTING
Information Patent Application
IMAGING METHOD AND APPARATUS BASED ON MAGNETIC FULX LEAKAGE TESTING
- Publication number 20160161448
- Publication date Jun 9, 2016
- TSINGHUA UNIVERSITY
- SONGLING HUANG
- G01 - MEASURING TESTING
Information Patent Application
ROTATING MAGNETIC FIELD DOWNHOLE POWER GENERATION DEVICE
- Publication number 20140251592
- Publication date Sep 11, 2014
- SHENGLI DRILLING TECHNOLOG RESEARCH INSTITUTE OF SINOPEC
- Wei Chen
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...