US1175266A
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Process of refining leady matte.
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GB191413355A
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Process of Separating Copper and Nickel in Cooper Nickel Matte and other Products.
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CA161058A
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Electrolytic deposition of metals
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CA161057A
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Copper extraction
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GB191322744A
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New or Improved Process for the Electrolytic Deposition of Metals from Solutions containing same.
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GB191322745A
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A New or Improved Electrolytic Process for Extracting Copper from Ores.
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US1136424A
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Electrolytic process for the extraction of copper.
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US1239012A
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Electrolytic cell.
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US1122759A
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Process of extracting copper from ores.
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US1123299A
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Process of electrolytic deposition of metals from solutions.
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US1233580A
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Process of extracting copper from oxidized ores.
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US1084150A
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Process of electrolytic production of copper.
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GB191205806A
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Improvements in the Extraction of Copper from Sulphide Ores and other Materials.
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CA145748A
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Electrolysis of metal salt solutions
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US1140682A
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Process of extracting copper from a sulfate solution.
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GB191200771A
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Improvements in or relating to the Electrolysis of Metallic Salt Solutions.
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US1052256A
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Electrolysis of metal-salt solutions.
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GB190525122A
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Process of Separating Metals.
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GB190524486A
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Process of Refining Copper Nickel Matte
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CA97716A
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Process of separating metal
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