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LAIGANG GROUP CO LTD

Overview
  • Total Patents
    18
About

LAIGANG GROUP CO LTD has a total of 18 patent applications. Its first patent ever was published in 2003. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are SHANGHAI CLEAR ENVIRONMENTAL PROT SCIENCE AND TECHNOLOGY CO LTD, PETROLEUM UNIVERSITY BEIJING and VAL KOV ALEKSANDR VASIL EVICH.

Patent filings in countries

World map showing LAIGANG GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing LAIGANG GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Tengfei Wang 4
#2 Ping Zhou 4
#3 Huasheng Tang 4
#4 Xuexin Wang 3
#5 Qiang Li 3
#6 Meng Li 3
#7 Xu Yang 2
#8 Xiaguang Luo 2
#9 Jianjing Wang 2
#10 Jianguo Liang 2

Latest patents

Publication Filing date Title
CN101654761A Carbon-manganese composite microalloyed steel for engineering machinery and preparation method thereof
CN101653822A Electric furnace continuous casting short process production method of oil well pipe billets
CN101653819A Continuous casting tundish hollow particle carbon-free covering agent and preparation method thereof
CN101504550A Automatic matching monitoring method and apparatus
CN101502877A Baffle for special-shaped blank continuous casting machine tundish and preparation method thereof
CN101144139A A kind of steel for high-strength weather-proof low-alloy electric force bar and preparation method thereof
CN101148735A Method for rolling thick specification low-alloy structure steel plate by using middle and thin plate blank
CN101148737A Boron-containing steel and preparation method thereof
CN101144117A Oxygen-enriched sintering technique
CN101144691A Oxygen supply device for oxygen-enriched sintering
CN101135437A Method and device for recycling residual heat of blast furnace low-temperature recirculated water with heat pump technology
CN101139685A High-strength antifatigue steel products and method for manufacturing same
CN101135030A Weather-resistant hot rolled narrow steel strip and method for manufacturing same
CN101109080A A kind of rust-proof device for rod bar
CN101104931A Rust-proofing method for steel bar
CN101100702A Molten iron pot narrow gap gas-blowing slag-removing device and operation technique thereof
CN1789128A Method for producing synthetic ammonia by utilizing metallurgic waste gas
CN1541783A Continuous casting and rolling productive technology for figured steel