CUMULATIVE CHARGE Russian patent published in 2014 - IPC E21B43/117 F42B1/28 F42B1/32

Abstract RU 2534661 C1

FIELD: weapons and ammunition.

SUBSTANCE: charge includes a housing with a stick BB and hollowness in the form of open tulip. Lining has acute-angled conical end made from a mixture of powder metals mated to metal base. The form of side base surface is formed by arc rotation around axis, and an angle between the tangent to arc in the place of connection to the end and charge axis is (78±7)°.

EFFECT: improving quality of producing reservoir opening while forming expanding cumulative channel in deposit rock.

3 dwg

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RU 2 534 661 C1

Authors

Voldaev Nikolaj Aleksandrovich

Dates

2014-12-10—Published

2013-06-18—Filed