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GANSU JIU STEEL GROUP HONGXING IRON & STEEL CO LTD

Overview
  • Total Patents
    428
  • GoodIP Patent Rank
    3,684
  • Filing trend
    ⇧ 36.0%
About

GANSU JIU STEEL GROUP HONGXING IRON & STEEL CO LTD has a total of 428 patent applications. It increased the IP activity by 36.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and chemical engineering are PANZHIHUA IRON & STEEL RES INST PANGANG GROUP, WUKUN STEEL CO LTD and CHENGDE BRANCH CO HBIS CO LTD.

Patent filings in countries

World map showing GANSU JIU STEEL GROUP HONGXING IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 428

Patent filings per year

Chart showing GANSU JIU STEEL GROUP HONGXING IRON & STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhan Renli 93
#2 Guo Yi 81
#3 Wang Xin 73
#4 Bian Liguo 72
#5 Lei Pengfei 65
#6 Quan Fangmin 64
#7 Wang Minghua 62
#8 Wang Jianping 48
#9 Zhang Zhigang 42
#10 Kou Mingyue 41

Latest patents

Publication Filing date Title
CN112276067A Arrangement method for hot repair stations of steel making ladle
CN112212221A Remote early warning device and method for pressure control of coke oven gas collecting pipe
CN112213158A Sampling pretreatment device and method for laser gas analyzer
CN112197093A Air bag type pipeline isolator
CN112253886A Air bag type pipeline isolator based on wireless monitoring
CN112254779A Measuring and commissioning device of saturated steam flow instrument
CN112143998A Nose zinc ash treatment device of continuous hot galvanizing furnace
CN112264402A Anti-blocking device and method for regulating valve for intermittent conveying of liquid-solid two-phase fluid
CN112280923A Smelting method of welding rod steel H08Mn
CN112213157A Online analysis sampling pretreatment device and method for dry quenching circulating gas
CN112280937A Method for deep dephosphorization by using dedusting ash
CN112280935A Steelmaking deoxidizer produced from photovoltaic material powder and preparation method thereof
CN112281048A Method for improving chromium yield of stainless steel AOD converter
CN112226576A Device and method for carbon spraying deoxidation by using slag stopping system
CN112280919A Device and method for pulverized coal powdering by using negative pressure
CN111946346A Roof caving method combining ore rock boundary and blasting
CN111974789A Recycling and charging system for residual powder slag
CN111960058A Control method for overlap included angle of frame-type tubular belt conveyor
CN111927458A Ore drawing method for irregular thin ore body
CN111927549A Pedestrian inspection door on mine roadway air flow partition wall and installation method thereof