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RU2102510C1
(ru)
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Способ повышения содержания двуокиси титана в титансодержащей руде или концентрате
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FR2493341A1
(en:Method)
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EP0007856B1
(fr)
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Procédé pour récupérer les métaux contenus dans des composés plombifères et zincifères
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US2339793A
(en)
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Method of treating ferruginous minerals containing other metal constituents
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BE443261A
(en:Method)
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FR2530609A1
(fr)
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Procede de preparation d'un sulfate ferrique acide a partir du sulfate ferreux
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WO2001029150A2
(en)
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High purity carbon black composition in the form of a powder obtained by pyrolysis of a solid carbonizable material, process thereof
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WO1988002015A1
(en)
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Process for producing filler from coal
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BE566616A
(en:Method)
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RU2832892C1
(ru)
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Способ получения сухих цинковых белил
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FR2672304A1
(fr)
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Recovery of gold from refractory ores and concentrates.
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JP5438423B2
(ja)
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鉄鉱石含有コークスの製造方法
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BE427072A
(en:Method)
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US1239992A
(en)
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Method of recovering graphitic carbon from graphite scale.
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US515042A
(en)
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Method of making sublimed-lead pigments from lead-fumes |
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JP2670165B2
(ja)
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石油スラッジから酸化鉄を回収する方法
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BE520034A
(en:Method)
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US665744A
(en)
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Process of treating sulfid ores.
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BE354811A
(en:Method)
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US670140A
(en)
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Process of treating sulfurous arsenic ores.
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BE539015A
(en:Method)
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CH279624A
(fr)
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Procédé de préparation d'oxyde ferrique finement divisé.
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El-Geassy
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Kinetics and Mechanisms of Reoxidation of Sponge Iron Produced by Reduction of Iron Ore Compacts With H sub 2--CO Mixture |
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BE433454A
(en:Method)
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FR2492360A1
(fr)
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Procedes de preparation d'alumine et de chlorure d'aluminium exempts de fer et de titane a partir de matieres aluminiferes par chloration
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