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XINING SPECIAL STEEL CO LTD

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    39,239
  • Filing trend
    ⇧ 100.0%
About

XINING SPECIAL STEEL CO LTD has a total of 50 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and machine tools are JINGYE STEEL CO LTD, LIUZHOU IRON & STEEL CO LTD and HANDAN BRANCH OF HBIS COMPANY LTD.

Patent filings in countries

World map showing XINING SPECIAL STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 50

Patent filings per year

Chart showing XINING SPECIAL STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Haidong 22
#2 Miao Hongsheng 14
#3 Chen Lie 14
#4 Zhang Xu 9
#5 Wang Leiying 6
#6 Qian Cairang 5
#7 Wang Hailong 5
#8 Li Minglin 5
#9 Gao Jianpeng 4
#10 Yu Bin 4

Latest patents

Publication Filing date Title
CN112129761A Method for measuring sulfide on fracture surface of C38+ N steel tensile test sample
CN112268890A Spark discharge atomic emission spectrometer analysis method for acid-soluble aluminum in steel
CN111892107A Electromagnetic coil cooling water making machine
CN112195939A Mine rock mass greening method
CN111307797A Combined determination method for tungsten and silicon content in ferrotungsten
CN110918643A Method for improving equiaxial crystal zone ratio of steel bar hot rolled material finished product center
CN110714164A High-quality Cr54 steel for coal mine chain ring and production method thereof
CN110551871A smelting method capable of shortening smelting period of Consteel electric furnace
CN110387892A A kind of multiple method for green of ladder bed structure
CN110346507A The measuring method of zirconium dioxide in a kind of stuffing sand
CN109929961A A kind of purposes for the technique and magnesium ball preparing magnesium ball with tundish paint
CN109943682A A method of improving Consteel electric furnace furnace shell bulk life time
CN110066909A A kind of heat treatment process improving GCr15SiMn steel end hardenability hardness
CN109926455A A kind of milling method for realizing rectangular isometric crystalline region
CN110180893A A kind of rolling mill practice for improving 38CrMoAl steel and rolling state tissue
CN109897938A Produce Cr13The electric furnace and refining furnace smelting control method of series stainless steel
CN109531042A The restorative procedure of free forging electrohydraulic hammer anvil block
CN109280851A Harmonic speed reducer special steel material flexbile gear and its cycle heat treatment method
CN109055859A A kind of industrial robot joint flexbile gear high intensity RL40 steel and preparation method
CN108866448A A kind of rod milling material bainite M45 steel and preparation method