发明授权
- 专利标题: Method for manufacturing alkali chromates from chromium ore
- 专利标题(中): 从铬矿生产铬酸铬的方法
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申请号: US690420申请日: 1996-07-26
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公开(公告)号: US5667759A公开(公告)日: 1997-09-16
- 发明人: Rainer Bellinghausen , Heinrich Helker , Paul Strehlow , Hans-Heinrich Moretto , Bernhard Spreckelmeyer , Norbert Lonhoff , Michael Batz , Rainer Weber , Hans Rinkes , Hans-Dieter Block , Uwe Arndt
- 申请人: Rainer Bellinghausen , Heinrich Helker , Paul Strehlow , Hans-Heinrich Moretto , Bernhard Spreckelmeyer , Norbert Lonhoff , Michael Batz , Rainer Weber , Hans Rinkes , Hans-Dieter Block , Uwe Arndt
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer Aktiengesellschaft
- 当前专利权人: Bayer Aktiengesellschaft
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX4333349.4 19930930
- 主分类号: C01G37/14
- IPC分类号: C01G37/14 ; C01G37/00
摘要:
A method for the decomposition of chromium ore in a directly heated revolving tube is described, in which oxygen-containing gases are introduced into the revolving tube by means of below-bed nozzles.
公开/授权文献
- US5108905A Method of assaying magnesium in human body fluid 公开/授权日:1992-04-28