Construction Hoist parts including Construction Hoist Mast Section , passenger hoist wall tie, Passenger Hoist Cage and other Hoist Steel Structure Parts. Construction Hoist Safety Device and Hoist Electrical Parts .
BQ's construction hoist has the same design with Gjj construction hoist.
Construction Hoist Mast,Construction Hoist Spare Parts,Construction Building Hoist,Construction Elevator,Safety Device SHEN YANG BAOQUAN BUSINESS CO., LTD , https://www.sytopkittowercrane.com
Mineral deposit development: a series of roadways are drilled from the surface to reach the ore body, forming a complete production system such as lifting, transportation, drainage and power supply.
Acquisition: Digging the roadway at the stage of development, dividing the stage into nuggets, and forming mining preparation work for the production system of the nuggets (pedestrians, ventilation, transportation, rock drilling and ore mining, etc.).
Cutting: refers to the opening and cutting of free surface and free space in the already completed ore, creating work for blasting and ore mining conditions for mining.
Mining: refers to the process of mining ore in a mined piece that has been approved for cutting.
Non underground mining coal deposits are mainly divided into the following three steps: 1 ore deposit to develop cutting blocks of Preparatory; 3 recovery...