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JP7463380B2
(ja)
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高純度鉛を製造する改善された方法
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US4033761A
(en)
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Process for the separation of copper sulfide from metallic lead entrained in a dross
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BE528210A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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US4425160A
(en)
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Refining process for removing antimony from lead bullion
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BE1000323A7
(fr)
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Procede pour le traitement de matieres contenant des metaux lourds par lixiviation acide.
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US5849061A
(en)
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Process for refining high-impurity copper to anode copper
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RU2693245C1
(ru)
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Способ восстановления свинца из оксисульфатных шламов аккумуляторных батарей
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US3052535A
(en)
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Recovering lead from by-product lead materials
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US5100466A
(en)
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Process for purifying lead using calcium/sodium filter cake
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BE898207A
(fr)
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Procédé d'extraction du zinc.
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US4404026A
(en)
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Process for separation of dross elements combining sodium addition to molten bullion followed by controlled solidification of casting
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US4427629A
(en)
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Process for metal-enrichment of lead bullion
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US1950387A
(en)
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Slag formation and reduction in lead softening
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BE894733A
(fr)
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Procede de traitement de boues et poussieres de l'industrie siderurgique
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RU2786016C1
(ru)
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Усовершенствованный способ получения высокочистого свинца
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BE1006337A3
(fr)
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Procede pour entretenir un bain de fluxage d'une ligne de galvanisation.
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RU2098502C1
(ru)
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Способ переработки свинецсодержащих пылей
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US2364815A
(en)
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Method of treating tin hardhead to recover tin
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US2202893A
(en)
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Process for treating slimes
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US161831A
(en)
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Improvement in processes of purifying galvanizers dross |
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BE1001781A6
(fr)
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Procede de traitement de matieres contenant des metaux lourds par lixiviation acide.
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US584783A
(en)
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Christopher james |
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SU203236A1
(ru)
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Способ переработки шлаков
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BE376119A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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BE369741A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
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