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CCTEG COAL MINING RES INSTITUTE

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    136,897
About

CCTEG COAL MINING RES INSTITUTE has a total of 12 patent applications. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and computer technology are TACHUS GMBH, AGUILAR VERA OSCAR OCTAVIO and GULLICK DOBSON LTD.

Patent filings in countries

World map showing CCTEG COAL MINING RES INSTITUTEs patent filings in countries
# Country Total Patents
#1 China 12

Top inventors

# Name Total Patents
#1 Wu Yongzheng 4
#2 Li Mingzhong 3
#3 Li Tijian 3
#4 Chen Jinyu 3
#5 Wu Jianxing 2
#6 Zhang Jinhu 2
#7 Ma Duanzhi 2
#8 Su Linjun 2
#9 He Jie 2
#10 Guo Xiangping 2

Latest patents

Publication Filing date Title
CN111932128A Method for determining grouting position of directional drill of coal seam floor confined aquifer
CN111894602A Hard rock roadway tunneling method
CN111894585A Fully-mechanized coal mining face system for improving mining rate of mining area
CN111894600A Three-soft coal seam roadway surrounding rock structure and tunneling method thereof
CN111894565A Device for testing crack expansion in surrounding rock
CN111894601A Coal seam roadway surrounding rock structure passing geological structure and advanced modification tunneling method thereof
CN111706378A Hydraulic support for end of thin coal seam
CN111781657A Device and method for measuring penetration height of fractured zone
CN111810155A Hydraulic support side protection plate and coal mining machine roller cutting interference recognition and monitoring system
CN111706377A Super large mining height hydraulic support
CN111783275A Transmission matrix method based additional stress calculation method for laminated medium foundation in subsidence area
CN111551984A Coupling accessory, operation vehicle and vertical coupling method of controllable seismic source and rock wall