发明名称 |
Preparation of hydrosulfides |
摘要 |
Hydrosulfides of sodium, potassium, calcium, barium and strontium are prepared by reaction of the oxide or hydroxide of the metal with sulfur in aqueous medium at elevated temperature and pressure.
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申请公布号 |
US4156656(A) |
申请公布日期 |
1979.05.29 |
申请号 |
US19780915104 |
申请日期 |
1978.06.13 |
申请人 |
U S OF AMERICA INTERIOR SECRETARY |
发明人 |
DANNENBERG, RAYMOND O;DOLEZAL, HENRY |
分类号 |
C01B17/32;(IPC1-7):C01B17/32;C01B17/42 |
主分类号 |
C01B17/32 |
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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