Colombia’s total coal reserves of 6.6 billion tons, is the most abundant coal resources in countries in Latin America, accounting for 0.7% of the world’s total reserves, representing approximately 30% of the total coal reserves in Latin America.
The choice of mining method is largely determined by the geology of the coal deposit. Underground mining currently accounts for a bigger share
Mining technology and mining methods are roadway arrangement and in time and space on each other.
Wall System Mining Method General features: a long two coalface with coal face forward, roof exposed area increases, SEAM intense three blasting or broken coal miner , coal , scraper conveyor coal machine , cross- filling method drop method or process gob 4 coalface at least have a roadway ends to for
As is well know that, brazil is rich in coal mine and coal mining process plant has a greatly development, more and more coal grinding mill play an important role in the brazil coal mine mining process plant.
Liming heavy industry as the largest supplier for brazil coal grinding mill machines, we supply the coal ball mill, vertical coal grinding mill, coal Raymond mill, coal trapezium grinding mi