New elements in relation to machine building and mining industry with application of construction materials using mount system of mine opening as an example are considered.

The article covers the results of performed tasks concerning repair of metallurgical equipment including conveyer belts of by-product coke plant  and sintering plant and also compensators of bell-less tops of blast furnaces with the help of modern polymer materials, allowing to fulfill hermetization of various assemblies without  removal of equipment on-site of exploitation.

This paper is devoted to an analytical study of wall deformations of slag car pan during its operation.

Range of technological solutions concerning equipment repair, which is being operated in open-cut mining and connected with fine crushing, grinding and screening with application of composite is developed. Keywords: crusher, bearing, recovery, polymer materials, effectiveness

History of cranebuilding and crane household until now