Delay compositions and detonation delay device utilizing same

Details Delay compositions and detonation delay device utilizing same Delay compositions and detonation delay device utilizing same

2007-10-25

2011-11-29

Lorengo, Jerry A (Department: 1731)

Explosive and thermic compositions or charges

Structure or arrangement of component or product

Solid particles dispersed in solid solution or matrix

C102S202130, C102S202500, C102S275000, C149S021000

Reexamination Certificate

active

08066832

ABSTRACT:
A delay composition for a detonator or delay device. The composition comprising a mixture of silicon and barium sulfate, and an amount of red lead in the range of about 3 to 15%, and preferably 6 to 12%, by weight of the mixture. The invention also relates to a delay element comprising a rigid metal tube containing the delay composition, and a delay device incorporating the delay element.

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