Explosive fuse-cord
AssigneeImperial Chemical Industries PLC
InventorDaniel Steele
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Abstract
An explosive fusecord comprising a core of explosive material surrounded by at least two layers of wrapping material, two adjacent layers being bonded together by an intermediate layer of waterproof hot-melt adhesive material which is preferably a blend of polymeric film former and a tackifying resin. The fusecord is especially useful as an energy source for seismic prospecting .
Claims21
An explosive fusecord comprising a core of explosive material surrounded by at least two layers of textile wrapping material, two adjacent wrapping layers being bonded together by an intermediate layer of waterproof hot-melt adhesive material which is a blend of thermoplastic polymeric film-forming material and a tackifying resin.
A method of manufacturing an explosive fusecord which comprises continuously forming a fuse core of explosive material, and surrounding the said core with at least two layers of textile wrapping material which layers are bonded together with a layer of hot-melt adhesive which is a blend of thermoplastic polymeric film-forming material and a tackifying resin.
Dependencies are inferred from the claim text.