F - Mech Eng,Light,Heat,Weapons – 42 – B
Patent
F - Mech Eng,Light,Heat,Weapons
42
B
102/11
F42B 3/00 (2006.01) F42B 3/087 (2006.01)
Patent
CA 1106234
ABSTRACT OF THE DISCLOSURE Tampable cartridge A closed tubular sheath, which contains a blasting explosive composition, wherein the wrapped material of the sheath has unsealed areas of overlap When tamped in a borehole, the pressure on the cartridge causes it to deform to a shorter length and greater width so as to expand and fill the cross section or bore of the hole without exposing the composition.
307451
Aeci Limited
Ballantyne Donald G.
LandOfFree
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