| 摘要 |
PCT No. PCT/CA95/00221 Sec. 371 Date Nov. 21, 1996 Sec. 102(e) Date Nov. 21, 1996 PCT Filed Apr. 24, 1995 PCT Pub. No. WO95/33106 PCT Pub. Date Dec. 7, 1995Elongated extruded thermoplastic hollows structural components of rectilinear cross section formed for interlocking assembly for use in erecting a modular building on a supporting base, characterized in that each said component being a coextraction of a substrate including reprocessed plastic material and a thin smooth protecting thermoplastic skin covering wall surfaces of said component which are exposed when same is interlocking assembled with mating components, each said component being cored to provide a predetermined pattern of spaced holes along the length of the walls thereof which become internal walls when same in interlockingly assembled with mating components and the holes of mating components being in registration to provide internal flow passages therebetween with the corings providing a source of substrate reprocessed plastic feed stock. |
