发明名称 |
Low temperature synthesis of high purity monoclinic celsian using topaz |
摘要 |
A process for preparing monoclinic celsian from topaz and BaCO3, powders by heating an intimate mixture of the powders at a temperature of from 900 DEG C. to less than 1590 DEG C. in an atmosphere of the gases generated by the monoclinic celsian formation reaction itself.
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申请公布号 |
US4994419(A) |
申请公布日期 |
1991.02.19 |
申请号 |
US19900580012 |
申请日期 |
1990.09.07 |
申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY |
发明人 |
TALMY, INNA G.;HAUGHT, DEBORAH A. |
分类号 |
C04B35/195 |
主分类号 |
C04B35/195 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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