发明名称 Integrated composite structural conduit formed in place
摘要 A composite, chemically integrated material structure bearing load around a close-loop structural configuration in cross-section, has a plurality of regions through the cross-sectional thickness imparting at selectively predetermined locations within the cross-section, high tensile strength and high compressive strength. A method for forming such an integrated, composite material structure onto and incorporating an established or pre-existing, but likely deteriorated, concrete or brick structure, while achieving precise, predetermined resulting interior diameter and other structural dimensions is described.
申请公布号 US6967045(B1) 申请公布日期 2005.11.22
申请号 US19980097221 申请日期 1998.06.12
申请人 BERTRAM RICHARD L 发明人 BERTRAM RICHARD L.
分类号 B32B27/04;(IPC1-7):B29D22/00;B29D23/00;B32D1/08 主分类号 B32B27/04
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