1. In the process of mining, a trawl bucket with 22.9m material is provided to define the proportion between the height of the hook joint connecting the chain of the crane and the height and length of the bucket. Application No. 0137-09.

摘要

Process for operating a mining site, providing a drag Bucket that has a Height, length, Bottom Wall, a pair of side walls, a back wall, a Cavity for 229 cubic meters of Earth and a Flange fixed to a Front End of the bottom Wall and includes an input End.