Patent assignee · JP · COMPANY

PAN PACIFIC COPPER CO., LTD.

19Patents
19Active
19Granted
48Portfolio score

Filing activity: Jun 27, 2008 → Mar 30, 2018 · 10 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7857553B2 Transfer pipe of dried concentrate and breakage detecting method of transfer pipe Mechanical Engineering; Lighting; Heating 6 Active
US9689610B2 Raw material supply apparatus, raw material supply method and flash smelting furnace Mechanical Engineering; Lighting; Heating 4 Active
US8382879B2 Copper smelting method Chemistry; Metallurgy 2 Active
US10443940B2 Raw material supply method Mechanical Engineering; Lighting; Heating 2 Active
US8287801B2 Operation method of flash smelting furnace and raw material supply apparatus Chemistry; Metallurgy 1 Active
US7993467B2 Apparatus for removing matte-sticking and method for using the apparatus Emerging Cross-Sectional Technologies 1 Active
US9631259B2 Method for producing aqueous solution of perrhenic acid from rhenium sulfide Emerging Cross-Sectional Technologies 0 Active
US7871559B2 Inspection hole structure for flash-smelting furnace Mechanical Engineering; Lighting; Heating 0 Active
US9624561B2 Method for producing aqueous solution of perrhenic acid from rhenium sulfide Chemistry; Metallurgy 0 Active
US7998240B2 Process of preventing as elution from copper slag Emerging Cross-Sectional Technologies 0 Active
US11603578B2 Operation method of copper smelting furnace Emerging Cross-Sectional Technologies 0 Active
US10845123B2 Raw material supply device, flash smelting furnace and nozzle member Mechanical Engineering; Lighting; Heating 0 Active
US8030087B2 Method for analyzing concentration of glue contained in electrolyte solution Physics 0 Active
US7955409B2 Method of smelting copper Chemistry; Metallurgy 0 Active
US7918917B2 Method of smelting copper Chemistry; Metallurgy 0 Active
US9932682B2 Method for manufacturing electrolytic copper Chemistry; Metallurgy 0 Active
US7943082B2 Water-cooling jacket structure for inspection hole of flash furnace Mechanical Engineering; Lighting; Heating 0 Active
US11499781B2 Concentrate burner of copper smelting furnace and operation method of copper smelting furnace Mechanical Engineering; Lighting; Heating 0 Active
US10488112B2 Raw material supply apparatus, raw material supply method and flash smelting furnace Mechanical Engineering; Lighting; Heating 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.