'Coal extraction' presentation slideshows

AFNOR Rus

AFNOR Rus. Risk in conformity assessment Leonid DVORKIN . 25 November 200 9. Responses adapted for the needs of our clients. Guarantee conformance of products. Standards, specifications, directives, . n orms national, european or international. Managing organisation.

471 views • 24 slides

Five-year Plans

370 views • 20 slides

What are the Different Coal Mining Processes?

Various machines are used in coal mining. The different processes used in coal mining are employed depending on the location of the coal, whether it is located close to the surface or underground. The coal mining equipment used for every process will be different.

311 views • 6 slides