发明授权
- 专利标题: Process for the digestion of goethite-containing bauxites
- 专利标题(中): 用于消化含有针铁矿的铝土矿的工艺
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申请号: US617979申请日: 1975-09-29
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公开(公告)号: US4026989A公开(公告)日: 1977-05-31
- 发明人: Ferenc Orban , Maria Orban , Tihamer Pinter , Gyorgy Zsigmond , Peter Siklosi , Karoly Solymar , Pal Toth , Janos Zambo
- 申请人: Ferenc Orban , Maria Orban , Tihamer Pinter , Gyorgy Zsigmond , Peter Siklosi , Karoly Solymar , Pal Toth , Janos Zambo
- 申请人地址: HU Budapest HU Budapest
- 专利权人: Aluminiumipari Tervezo Vallalat,Femipari Kutato Intezet
- 当前专利权人: Aluminiumipari Tervezo Vallalat,Femipari Kutato Intezet
- 当前专利权人地址: HU Budapest HU Budapest
- 主分类号: C01F7/06
- IPC分类号: C01F7/06
摘要:
The present invention provides for an improvement in the Bayer Aluminum manufacturing process wherein the digestion of goethite-containing bauxite is effected in higher yields, at lower temperatures and in a single step by carrying out said digestion in a wet caustic solution containing both calcium oxide and sodium chloride.
公开/授权文献
- US5635574A Microsphere and method for production thereof 公开/授权日:1997-06-03
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