<p>A lightweight concrete formwork panel has a wooden rectangular frame with perimeter members and inner ribs that define openings in the frame. A lightweight core material substantially fills the openings in the wooden frame. An outer skin substantially covers the frame. The outer skin has a layer of transversely oriented fibrous material and a layer of longitudinally oriented fibrous material.</p>
申请公布号
WO2007127148(A2)
申请公布日期
2007.11.08
申请号
WO2007US09720
申请日期
2007.04.23
申请人
UNIVERSITY OF MAINE SYSTEM BOARD OF TRUSTESS;DAGHER, HABIB, J.;FAYAD, GHASSAN, N.;KENERSON, JONATHON, E.;GIFFEN, MATTHEW, S.
发明人
DAGHER, HABIB, J.;FAYAD, GHASSAN, N.;KENERSON, JONATHON, E.;GIFFEN, MATTHEW, S.