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KUNMING IRON & STEEL CO LTD

Overview
  • Total Patents
    12
About

KUNMING IRON & STEEL CO LTD has a total of 12 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are LITVIN LEONID A, SONG GUOQING and G NAUCHNOE UCHREZHDENIE VRNII MJASNOGO SKOTOVODSTVA ROSSIJSKOJ AKADEMII SEL SKOKHOZJAJSTVENNYKH NAUK.

Patent filings in countries

World map showing KUNMING IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Zhenglong Zhai 3
#2 Xianbin Du 3
#3 Rongchang Xu 3
#4 Liping Zhang 3
#5 Jieji Dong 3
#6 Zhihua Yan 3
#7 Wei Zhang 2
#8 Xizhong Li 2
#9 Fusheng Zheng 2
#10 Mingfa Luo 2

Latest patents

Publication Filing date Title
CN101643806A Method for producing molten iron with high-phosphorus and low-iron refractory iron ore
CN101643811A Method for producing low-phosphorous molten iron by high-phosphorous reduced iron
CN101579726A Compound spoil-retaining wall with holes for tundish and preparation process thereof
CN101538678A HRB500E high-performance anti-seismic steel bar and production method thereof
CN101407851A Side hot metal charging chute inner lining of hot-metal mixer and manufacturing method thereof
CN101381606A High-alumina coke oven fed batch
CN101275204A A kind of preparation method of Cr-Mn-Ti Pinion Steel
CN101255531A Production method of low-Ti pinion steel
CN101254937A Method for producing liquid calcium chloride by using industry waste acid
CN101249518A Alternating expression guide device
CN101256150A Method for determining vanadium in vanadium nitrogen alloy
CN101255535A Easy-cutting untempered steel and manufacture method thereof