| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To mix the used refractory (waste material) of adjusted granularity, into the dry spraying refractory by using an existing spraying refractory conveying device to be recycled. <P>SOLUTION: A hopper 1 for charging the dry spraying refractory is provided with a movable partition 4 capable of charging the refractory and the waste material with an arbitrary ratio, and the refractory and the waste material respectively charged into areas A, B in the hopper 1 partitioned by the partition 4, are supplied to the mixing and conveying means 2 with a constant charging ratio, so that they are mixed while conveyed by the mixing and conveying means 2, and continuously supplied to a spraying device 21. <P>COPYRIGHT: (C)2003,JPO</p> |
