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ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    151,175
About

ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO LTD has a total of 11 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and measurement are Jiangsu shagang group huaigang special steel co ltd, CHENGDE JIANLONG SPECIAL STEEL and SHIJIAZHUANG IRON & STEEL CO LTD.

Patent filings in countries

World map showing ZHANGJIAGANG RONGSHENG SPECIAL STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Nie Wenjin 4
#2 Li Jie 3
#3 Huang Yonglin 3
#4 Jin Yujing 2
#5 Ma Jianchao 2
#6 Wu Binbin 2
#7 Wang Mingjian 1
#8 Yuan Weijun 1
#9 Yin Liang 1
#10 Zhang Yufei 1

Latest patents

Publication Filing date Title
CN112281071A Economical 500 MPa-level steel bar and preparation method thereof
CN112280926A Smelting method for producing low-P steel by converter
CN112192448A Method for removing burrs on surface of square billet
CN111830131A Quantitative method for central looseness or shrinkage cavity of casting blank
CN111004890A Method for improving quality of low-carbon silicon killed steel in refining and smelting
CN110976800A Method for solving casting blank cracks of high-carbon crack sensitive steel
CN110918913A Covering slag for continuous casting high-carbon steel small square billet crystallizer
CN110814080A PF line heat preservation device and method for improving scale peeling performance
CN110923397A Non-drainage casting method for low-carbon low-silicon aluminum-containing steel
CN110498072A A kind of wire rod quick entire package method online
CN110523894A A kind of automatic wire back-end crop device and wire rod back-end crop technique