发明名称 |
PIPE AND A PROCESS FOR ITS PRODUCTION |
摘要 |
A PIPE AND A PROCESS FOR ITS PRODUCTION A pipe (2) comprising an inner pipe member (4) positioned within an outer pipe member (6), the inner and outer pipe members (4, 6) being of such a relative size that there is a space (8) between the inner and outer pipe members (4, 6), and this space (8) being filled with a foamed material (10). The foamed material (10) is preferably a cementitious foamed material. The foamed material may be reinforced by a reinforcing material. A process for the production of the pipe is also disclosed.
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申请公布号 |
CA2048386(A1) |
申请公布日期 |
1992.02.04 |
申请号 |
CA19912048386 |
申请日期 |
1991.08.02 |
申请人 |
NICOLAIDIS, RAPHAEL;HEWITT, PETER S. |
发明人 |
NICOLAIDIS, RAPHAEL;HEWITT, PETER S. |
分类号 |
F16L9/14;F16L59/14;(IPC1-7):F16L9/18 |
主分类号 |
F16L9/14 |
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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