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HANSHAN DONGSHAN DEYU DUCTILE CASTING FACTORY

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    148,118
About

HANSHAN DONGSHAN DEYU DUCTILE CASTING FACTORY has a total of 12 patent applications. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and surface technology and coating are CHEN ZHANGHUA, TANGSHAN HEAVY PLATE CO LTD and KIA SPECIAL STEEL CO LTD.

Patent filings in countries

World map showing HANSHAN DONGSHAN DEYU DUCTILE CASTING FACTORYs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing HANSHAN DONGSHAN DEYU DUCTILE CASTING FACTORYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pei Deyu 12

Latest patents

Publication Filing date Title
CN108466178A A kind of ductile iron pipe cleaning device
CN108746871A A kind of pretreatment unit of ductile iron pipe inner-wall spraying process
CN108660366A A kind of preparation method of high-strength abrasion-proof ball
CN108486460A A kind of heat safe spheroidal graphite cast-iron and preparation method thereof
CN108642370A A kind of antioxidant wear-resistant spheroidal graphite cast-iron and preparation method thereof
CN108660363A A kind of nodular cast iron of Wear-resistant, high-temperature resistant
CN108588571A A kind of high intensity, the preparation method of antifatigue wear-resistant ball
CN108515164A Cavity cooling device in a kind of ductile iron pipe
CN108707811A A kind of spheroidal graphite cast-iron flange and preparation method thereof
CN108857800A A kind of effective outer wall derusting device of spheroidal graphite cast-iron
CN105950953A Nodular cast iron inoculant and preparation method thereof
CN105970077A High-strength and high-toughness ductile cast iron and preparation method thereof