发明授权
- 专利标题: Method for obtaining magnetite
- 专利标题(中): 获得磁铁矿的方法
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申请号: US12298575申请日: 2007-04-25
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公开(公告)号: US09199856B2公开(公告)日: 2015-12-01
- 发明人: Eberhard Krause , Valentin Rohm
- 申请人: Eberhard Krause , Valentin Rohm
- 申请人地址: DE Munich
- 专利权人: KRAUSE-ROHM-SYSTEME AG
- 当前专利权人: KRAUSE-ROHM-SYSTEME AG
- 当前专利权人地址: DE Munich
- 代理机构: Barlow, Josephs & Holmes, Ltd.
- 优先权: DE102006020840 20060504
- 国际申请: PCT/EP2007/054056 WO 20070425
- 国际公布: WO2007/128695 WO 20071115
- 主分类号: C01G49/08
- IPC分类号: C01G49/08 ; C01F7/06 ; C04B18/04
摘要:
The invention relates to a method for obtaining magnetite using red mud, which is produced by the method used by Bayer for the manufacture of aluminum. The method according to the invention comprises at least the reduction of hematite and/or goethite to form magnetite using at least one reductant, said reductant containing at least one vegetable oil and/or a fat and/or carbon.
公开/授权文献
- US20090175782A1 METHOD FOR OBTAINING MAGNETITE 公开/授权日:2009-07-09
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