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US1860095A
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Lead alloy
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US1850668A
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Conversion of molten metals directly into alpha solid fabricated state
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US1903897A
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Apparatus for casting metals
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GB360422A
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Improvements relating to lead alloys
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GB345409A
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Improvements relating to the casting of molten metals or alloys
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GB336727A
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Improvements relating to the casting of molten metals or alloys
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GB303328A
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Improvements in the purification of antimonial lead alloys and other antimonial metals
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GB296557A
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Improvements in separating impurities or constituents from impure lead or lead alloys
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GB288004A
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Improvements relating to the treatment of impure metals or alloys
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GB275344A
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Improvements relating to the refining and separation of metals
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GB273440A
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Improvements relating to the refining and separation of metals
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GB244424A
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Improvements relating to the treatment of impure molten metal and molten metallic masses
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Treatment of solutions containing tin and arsenic for precipitation of tin
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US1775676A
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Separation of oxysalts from alkali mixtures containing same
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GB257023A
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Improvements relating to the removal of arsenic from tin
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US1580138A
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Treatment of impure molten metal and metallic masses
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GB244526A
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Improvements relating to the treatment of solutions containing alkali oxysalt of tin
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GB245479A
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Improvements in and relating to the treatment of alkali liquors
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US1573830A
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Refining lead
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US1582037A
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Method of treating impure molten metals
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