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US3449116A
(en)
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Method of purifying metals and recovery of metal products therefrom
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EP4279453A2
(en)
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Process for the production of commercial grade silicon
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US3198625A
(en)
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Purification of aluminum
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CA1091426A
(en)
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Process of melting down and purifying silicon
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PL194875B1
(pl)
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Sposób wytwarzania miedzi konwertorowej w reaktorze zawiesinowym
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US4521245A
(en)
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Method of processing sulphide copper- and/or sulphide copper-zinc concentrates
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UA77117C2
(en)
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Method for producing highly titanium ferroalloy of ilmenite by two stage electric furnace melting
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US1414491A
(en)
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Method for the recovery of metallic values from slag
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NO146995B
(no)
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Fremgangsmaate ved smelteutvinning av bly og soelv fra bly-soelvrester.
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SE122458C1
(es)
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SE440918B
(sv)
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Forfarande for utvinning av metallverdena i zinkhaltiga blyravaror
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US3984235A
(en)
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Treatment of converter slag
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ATE15502T1
(de)
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Verfahren zur gewinnung des metallgehaltes aus komplexen sulfidischen rohmaterialien.
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FI68265B
(fi)
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Foerfarande foer framstaellning och raffinering av raobly ur arsenikhaltiga blyraovaror
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KR102566654B1
(ko)
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코발트 함유 재료로부터 금속을 회수하는 방법
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US905281A
(en)
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Process of making manganese and ferromanganese.
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US2889196A
(en)
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Removal of germanium values from copper-bearing materials containing same
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SE406929B
(sv)
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Forfarande for framstellning av rajern ur jernsulfidhaltiga material
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US905280A
(en)
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Metallurgical process.
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US1809871A
(en)
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Production of bismuth
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US3685985A
(en)
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Method for the removal of impurities from metallic zinc
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RU2785796C1
(ru)
|
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Способ переработки мышьяксодержащих пылей цветной металлургии
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JPH0515769B2
(es)
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US2364815A
(en)
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Method of treating tin hardhead to recover tin
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JPS61149445A
(ja)
|
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銅製錬スラグからの有価金属の回収方法
|