| 摘要 |
FIELD: blast charges. ^ SUBSTANCE: the invention is pertinent to the field of blasting charges. Realization of the invention allows to increase efficiency of explosive crushing. The invention provides, that the charge consists of segments, combination of which represents a cylindrical surface, and a case. Each segment has a thin-walled envelope with a constant cross-section along its whole length and is made by rolling of a tubular billet, which is then filled in with a powder-like explosive. ^ EFFECT: the invention allows to increase efficiency of explosive crushing. ^ 5 cl, 3 dwg |
