| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a economical frame material for construction capable of promoting effectively utilizing resources and recycling wastes, reducing cost and shortening working time, while wood, steel, synthetic resin and concrete are conventionaly used for the frame material for construction. SOLUTION: The economical frame material for construction is formed by kneading coal ash and burnout ash of a waste tire with a hydraulic material, and casting it into a frame, and hardening it.</p> |
