| 发明名称 |
Process for manufacturing cellular plaster and molded plaster articles |
| 摘要 |
A process for manufacturing a cellular plaster with plaster obtained by calcining phosphogypsum, comprising mixing dry plaster with a previously prepared aqueous foam and with about 0.1-5% by weight, relative to the dry plaster, of slaked lime.
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| 申请公布号 |
US4523954(A) |
申请公布日期 |
1985.06.18 |
| 申请号 |
US19820433767 |
申请日期 |
1982.10.12 |
| 申请人 |
CDF CHIMIE, S.A. |
发明人 |
PICHAT, PHILIPPE;NIEL, MICHEL;SINN, ROBERT |
| 分类号 |
C04B28/14;(IPC1-7):C04B11/00;C01F11/46;C04B1/00 |
主分类号 |
C04B28/14 |
| 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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