发明名称 |
METHOD FOR OBTAINING VALUABLE PRODUCTS |
摘要 |
The invention relates to a method for obtaining valuable products using red mud, which accumulates during the manufacture of aluminium by the Bayer method. The method according to the invention comprises the steps: a) reduction of at least one part of the iron(III) oxide and/or iron(III) hydroxide using at least one reductant that contains at least one hydrocarbon; and b) separation of at least one solid phase of the reaction mixture from at least one liquid and/or gaseous phase, the solid and/or liquid and/or gaseous phase comprising at least one valuable product that at least contains magnetite and the reductant comprising methane and/or natural gas and/or ethanol and/or carbon. |
申请公布号 |
WO2007128696(A2) |
申请公布日期 |
2007.11.15 |
申请号 |
WO2007EP54058 |
申请日期 |
2007.04.25 |
申请人 |
KRAUSE-ROEHM-SYSTEME AG;KRAUSE, EBERHARD;ROEHM, VALENTIN |
发明人 |
KRAUSE, EBERHARD;ROEHM, VALENTIN |
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