Water-in-oil emulsion explosive composition

Details Water-in-oil emulsion explosive composition Water-in-oil emulsion explosive composition

1984-08-28

1985-11-19

Lechert, Jr., Stephen J.

Explosive and thermic compositions or charges

Structure or arrangement of component or product

Particles of diverse size or shape

149 2, 149 38, 149 40, 149 41, 149 42, 149 43, 149 44, 149 46, 149 47, 149 60, 149 61, 149 62, 149 70, 149 76, 149 77, 149 78, 149 83, 149 92, 149110, 149 85, C06B 4502

Patent

active

045540322

ABSTRACT:
A water-in-oil emulsion explosive composition containing hollow microspheres obtained by firing volcanic ash and having a bulk density of 0.05-0.1 and an average particle size of 10-100 .mu.m has improved explosion performance and safety over water-in-oil emulsion explosive composition containing conventional hollow microspheres.

REFERENCES:
patent: 4315784 (1982-02-01), Hattori et al.
patent: 4315787 (1982-02-01), Hattori et al.
patent: 4326900 (1982-04-01), Hattori et al.
patent: 4394198 (1983-07-01), Takeuchi et al.
patent: 4398976 (1983-08-01), Hattori et al.
patent: 4414044 (1983-11-01), Takeuchi et al.

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