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HEBEI IRON & STEEL CO LTD

Overview
  • Total Patents
    263
  • GoodIP Patent Rank
    7,576
About

HEBEI IRON & STEEL CO LTD has a total of 263 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and measurement are TONGLING BAIRONG NEW MATERIAL CASTING CO LTD, NINGBO YINZHOU COMMERCIAL PREC CASTING CO LTD and CNPC JICHAI POWER EQUIPMENT COMPANY CHENGDU COMPRESSOR PLANT.

Patent filings in countries

World map showing HEBEI IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 263

Patent filings per year

Chart showing HEBEI IRON & STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Donghui 60
#2 Bai Ruiguo 52
#3 Li Lanjie 41
#4 Gao Hai 25
#5 Zhang Xingli 24
#6 Gao Minglei 23
#7 Liu Hongqiang 21
#8 Han Chunliang 20
#9 Li Jianxin 16
#10 Tian Peng 15

Latest patents

Publication Filing date Title
CN106282556A A kind of reduce the method for impurity content in vanadium-containing material leachate
CN106282563A A kind of method utilizing solution containing vanadium directly to prepare barium oxide
CN106380389A Method for preparing vanadyl oxalate
CN106048235A Method for extracting vanadium-tungsten from waste denitration catalyst
CN106086263A A kind of collaborative hanging method of blast furnace cooling stave
CN106222549A A kind of titanium strengthening automotive wheel steel and production method thereof
CN106315524A Method for producing vanadium nitride through pushed slab kiln
CN106276824A A kind of method preparing high nitrogen vanadium nitride with coke
CN106011376A LF (Ladle Furnace) refining slag system and slagging method for vanadium-containing low alloy steel
CN106048120A Taphole cooling wall capable of being replaced integrally and replacement method
CN106011493A Roasting method of low-grade vanadium slags
CN106129442A A kind of method utilizing resins exchange and chemical precipitation combination to prepare all-vanadium redox flow battery electrolyte
CN106145188A A kind of method that sodium vanadium extraction liquid prepares V electrolyte high purity vanadic anhydride
CN106052399A Sectional repair method for kiln lining of rotary kiln
CN106129441A The cleaning fast preparation method of a kind of vanadium oxysulfate solution and purposes
CN105964687A High-speed wire production method for tracking quality states of single casting blank and single coil of steel
CN105964071A Half-dry type flue gas desulfurization device and method
CN106086635A A kind of 600MPa grade high-strength hot-rolled antidetonation valve snail and production method thereof
CN106093103A The method for quick of cold-strip steel recrystallization temperature
CN105886902A 400MPa-level vanadium-containing anti-seismic anti-corrosion rebar and production method thereof