Asset report

Kosaka copper refinery

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Report summary

The refinery is located at Kosaka, Aomori prefecture, and has excellent road and rail links. The tankhouse was commissioned in 1902 with a capacity of 9kt/a cathode and was gradually expanded to 53kt/a cathode by the early 1980s. In October 1996 a US$7M expansion was commissioned which increased capacity to 60kt/a. The expansion was achieved by the addition of 40 commercial cells and increases in current efficiency and current density following the installation of an anode preparation...

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    Kosaka copper refinery

    PDF 576.35 KB

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    Kosaka copper refinery.xls

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Table of contents

  • Key facts
  • Summary and key issues
  • Location maps
  • Participation
  • Products
  • Costs
  • Economic assumptions

Tables and charts

This report includes 8 images and tables including:


  • Detailed map
  • Products: Image 1
  • Costs: Image 1


  • Key facts: Table 1
  • Participation: Table 1
  • Products: Table 1
  • Costs: Table 1
  • Economic assumptions: Table 1

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