DISTRIBUTED UNDERGROUND RESERVOIR FOR COAL MINES ARTIFICIAL DAM AND ITS ERECTION METHOD Russian patent published in 2017 - IPC E21F17/16 E21F17/103 E02D19/18 

Abstract RU 2611095 C1

FIELD: construction.

SUBSTANCE: invention relates to hydraulic engineering and, in particular, to distributed underground reservoir for coal mines artificial dam and method of its construction. Artificial dam of distributed underground reservoir for coal mines, containing bearing layer, which prevents infiltration, and layer of concrete structure, which are made successively in auxiliary gate from inner side to outside, wherein layer of concrete structure is embedded into safety coal pillars and/or surrounding rocks around auxiliary gate, and layer, which prevents infiltration, is made of empty or loess rock, and space between bearing layer and layer of concrete structure is filled with layer, preventing infiltration.

EFFECT: technical result consists in forming of layer, which prevents infiltration from empty or loess rock.

12 cl, 4 dwg

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RU 2 611 095 C1

Authors

Gu Dachzhao

Li Tsyuanshen

Chen Sushe

Tsao Chzhigo

Dates

2017-02-21Published

2014-04-10Filed