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CHONGQING HUAHAO SMELTING CO

Overview
  • Total Patents
    23
About

CHONGQING HUAHAO SMELTING CO has a total of 23 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 materials and metallurgy, environmental technology and macromolecular chemistry and polymers are DAIICHI SERAMO KK, JIANGSU YONGNIAN LASER FORMING TECH CO LTD and JIIBETSUKU INTERNATL CORP KK.

Patent filings in countries

World map showing CHONGQING HUAHAO SMELTING COs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing CHONGQING HUAHAO SMELTING COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meng Qingfang 14
#2 Zeng Mingjun 14
#3 Liu Qiang 5
#4 Mo Zhengbin 4
#5 Chen Lin 4
#6 Xiang Min 4
#7 Wang Xuqi 4
#8 Hu Anhuai 4
#9 Cai Shuanghong 3
#10 Cheng Dong 2

Latest patents

Publication Filing date Title
CN103708563A Method for producing iron oxide red from iron-based compound powder washing wastewater
CN103771483A Method for producing copper oxide powder from electrolytic copper powder washing wastewater
CN103862029A Copper powder composition and production method thereof
CN103862030A Copper powder composition and preparation method thereof
CN103864152A A method of producing iron red by utilization of waste liquid of copper coated iron powder production
CN103866352A Producing method of electrolytic copper powder
CN103862054A Production method for coarse lead granules
CN103862058A Method for producing copper lead powder
CN103866351A Electrolytic preparation method of nickel powder
CN103128293A Prepared method of metal bead catalyst used for producing chloroprene rubber
CN103128294A Large-granularity copper powder catalyst preparation method
CN103128295A Production method of metal lead powder applied in nuclear engineering field
CN103128272A Electrolytic copper-powder-processing technique
CN103128297A Metal lead powder production method
CN103128291A Preparation method of copper bead catalyst
CN103131868A Copper-in-furnace anti-oxidation method for copper product line frequency furnace during period of heat preservation
CN103128299A Production method of metal tin powder suitable for diamond tool
CN103128298A Metal powder production method
CN103128292A Copper bead catalyst and preparation method thereof
CN103128273A Saponification method of copper powder production