Izvestiya of Saratov University.
ISSN 1819-7663 (Print)
ISSN 2542-1921 (Online)


?shaftless? production method

Environmental Management – Combining Agricultural Technology and Geology

Most of the Volga phosphate deposits are categorized as hard to recover, therefore traditional mining can result in environmental problems. An experimental rig model was manufactured for the shaftless mineral production from the thin productive layers. The projected productive capacity of a single production unit is 20,000 tons per year.