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HANDAN BRANCH HEBEI IRON & STEEL CO LTD

Overview
  • Total Patents
    158
  • GoodIP Patent Rank
    16,127
About

HANDAN BRANCH HEBEI IRON & STEEL CO LTD has a total of 158 patent applications. 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 machine tools are HANDAN BRANCH OF HBIS COMPANY LTD, SHOUGANG CORP and NANYANG HANYE SPECIAL STEEL CO.

Patent filings in countries

World map showing HANDAN BRANCH HEBEI IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 158

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Guo Jingrui 35
#2 Sun Yuhu 32
#3 Xu Bin 30
#4 Fan Jia 27
#5 Lin Zhangguo 23
#6 Li Jianwen 22
#7 Liu Hongyan 19
#8 He Fang 16
#9 Gu Fenglong 16
#10 Cheng Di 16

Latest patents

Publication Filing date Title
CN106111704A A kind of wide and heavy plate mill roller block changing device
CN106090510A A kind of sinter machine bellows branch line inflexibility compensator
CN106238503A A kind of control method preventing heavy gauge steel strip from batching staggered floor
CN106086647A A kind of low-alloy high-strength steel Q460C and production method thereof
CN106011388A Smelting process capable of improving flaw detection qualified rate of cast first-furnace heavy rail
CN106392187A Position-based steel rail length measurement system and measurement method
CN106086639A A kind of superelevation strong steel for engineering machinery Q960D and production method thereof
CN106001137A Movable air cooling device for decreasing temperature of heavy gauge strip steel
CN105734599A Acid-resisting talc at inlet of acid tank of pickling line
CN105648319A Medium carbon structure round steel for vibration reducer sleeve of agricultural vehicle and converter smelting method thereof
CN105779868A Low-carbon round steel for agricultural vehicle shock absorber sleeve and converter smelting method of low-carbon round steel
CN105695660A Method for dynamically judging state of slags in converter smelting process
CN105603158A Method for controlling dissolved carbon content in ultralow-carbon bake-hardening steel
CN105537720A Plate slab flame spray gun cutting height control system and using method thereof
CN105648317A High-strength and high-plasticity medium-manganese Q and P steel cold-rolling annealing plate and preparing technology thereof
CN105506217A Method for online rapid cleaning of converter lance bonded steel slag
CN105546256A Four-way pipe
CN105436216A Mill roll system stability online detecting device
CN105568132A 180 MPa-grade cold-rolled ultralow carbon baking hardened steel and production method thereof
CN105483311A Method for smelting IF steel by hyperphosphate molten iron