| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a porous concrete molded body using waste shell that is wasted in large amounts, wherein the molded body has large continuous voids, is suitable for vegetation, and can produce a preferable environment for growing of various small animals, and it is an object to produce a porous concrete molded body using a gravity type mixer that is generally widely used in kneading. <P>SOLUTION: The method is characterized by adding a liquid that is composed of mainly water into hydraulic powder consisting of cement or gypsum, forming mortar by kneading it using a gravity type mixer, adding waste shell into the mortar, further kneading it, pouring thus obtained green composition into a mold having a desired shape, and hardening it by performing curing. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
