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CHONGQING RES INST OF CHINA COAL TECH & ENG GROUP CORP

Overview
  • Total Patents
    66
About

CHONGQING RES INST OF CHINA COAL TECH & ENG GROUP CORP has a total of 66 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHANGHAI INST OF PROCESS AUTOM, UNIV IWATE PREFECTURAL and CYBER CREATIVE INST CO LTD.

Patent filings in countries

World map showing CHONGQING RES INST OF CHINA COAL TECH & ENG GROUP CORPs patent filings in countries
# Country Total Patents
#1 China 66

Patent filings per year

Chart showing CHONGQING RES INST OF CHINA COAL TECH & ENG GROUP CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hu Qianting 13
#2 Wen Guangcai 9
#3 Li Jun 7
#4 Huo Chunxiu 6
#5 Zhao Xusheng 5
#6 Yu Qing 5
#7 Zhang Jun 5
#8 Long Wujian 5
#9 Mo Zhigang 5
#10 Liu Sheng 4

Latest patents

Publication Filing date Title
CN103413420A Wireless data transmission method for underground coal mine dust source tracking and spraying dust-falling system
CN103410442A Full hydraulic crawler-type drilling machine with high rotation speed for coal mines
CN103397901A Special pipeline protection device for coal mine lifesaving
CN103399171A Detecting device and method for bi-directionally measuring wind speed and wind direction
CN103399170A Automatic reset differential pressure module and method for measuring wind speed and wind direction
CN103398733A Anti-blocking pressure guidance probe of wind speed and wind direction detection device
CN103388692A Gas pipeline check valve
CN103323887A Assessment method and system of coalbed methane reserve volume at coal mining stable region
CN103301711A Multi-tower type ventilation air methane temperature swing adsorption concentration device
CN103306717A Method for utilizing superfluous heat of ventilation air gas concentrated and subjected to counterflow oxidation
CN103322214A Automatic water level control float valve
CN103277193A Combustion gas turbine power generation method adopting low calorific value gas to perform catalytic combustion
CN103336304A Remote multiple shot central control detection system and method with advanced geological detector
CN103256786A Flame-suppression and explosion-suppression cryogenic liquefaction device for low-concentration coal bed gas
CN103267402A Method for extracting methane contained in low-concentration oxygen-containing coal-seam gas
CN103322412A Low-concentration oxygen-bearing coal bed gas compression method and device
CN103307854A Anti-explosion rectifying tower for low-concentration coal seam gas liquefaction and concentration
CN103279167A Data acquisition integrated and intrinsic safety type mining computer
CN103233694A Method for descending and suspending production casing for mining area ground coal-bed gas well and casing device
CN103233691A Large-dip-angle drill pipe delivering device supporting coal drilling rig