| 摘要 |
<p>The cleaning apparatus (5) has a holding unit that is arranged to hold a cleaning device. The cleaning device is moved between original position and cleaning position for cleaning auger. The cleaning device is set outside the thread portion of the auger in the original position and is extended up in the thread portion of the auger in the cleaning position. The holding unit is provided with a holding tube that is linked with a drill pipe. An independent claim is included for method for cleaning auger.</p> |
