Blasting explosive cartridge and borehole charge
United States Patent 2075969

Inventors:
Greville, White Albert
Elwyn, Jones
Publication Date:
04/06/1937
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Assignee:
ICI LTD
Primary Class:
86/20.100
Other Classes:
102/316, 86/1.100
International Classes:
F42B3/00; F42B3/28