| 发明名称 |
METHOD FOR PREPARATION OF EXPANDED PERLITE STRUCTURES |
| 摘要 |
<p>A method of expanding perlite is disclosed wherein expansible particles of perlite are introduced into an expansion apparatus employing a burner using combustible gas in the order of l volume of gas to 2 to 6 volumes of air with oxygen being introduced at the rate of 1.5 to 16% by weight relative to the air.</p> |
| 申请公布号 |
CA1107911(A) |
申请公布日期 |
1981.09.01 |
| 申请号 |
CA19770290479 |
申请日期 |
1977.11.08 |
| 申请人 |
DICALITE EUROPE NORD, S.A. |
发明人 |
VANCAUWENBERGHE, GERARD R. |
| 分类号 |
C04B14/18;B01D37/02;B01J20/02;B01J20/10;C04B20/06;(IPC1-7):01D39/20;04B41/02 |
主分类号 |
C04B14/18 |
| 代理机构 |
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