| 摘要 |
<p>PURPOSE: To provide refractory bricks having excellent thermal efficiency, and can be constructed to open checker bond or closed checker bond. CONSTITUTION: A refractory brick has a wall shape base part 10, and a pair of leg parts 12a and 12b extending in reverse direction from the opposite parts of the base part 10 at an angle of 0-180 deg..</p> |
