发明名称 |
THE CONSTRUCTION OF TUNNELS OR PIPES FOR USE IN CIVIL ENGINEERING WORKS |
摘要 |
A tunnel or pipe section, for example for use as a box culvert comprises panels of reinforced concrete (52) connected to form a closed figure. The connection is provided by tubular connectors (56) anchored into each panel by being bolted to the reinforcement of the panel (57), with the connectors of adjacent panels being bolted together. |
申请公布号 |
WO8605544(A1) |
申请公布日期 |
1986.09.25 |
申请号 |
WO1986AU00059 |
申请日期 |
1986.03.12 |
申请人 |
ALLAN INTERNATIONAL MANUFACTURING PTY. LTD. |
发明人 |
PURSSEY, RONALD;PORTEOUS, ROBERT, DOUGLAS |
分类号 |
E03F3/04;E04B1/04;E21D11/08;(IPC1-7):E21D11/08 |
主分类号 |
E03F3/04 |
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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