Blasting agent in microcapsule form
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United States of America Patent
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Jul 19, 1988
Grant Date -
N/A
app pub date -
Jun 18, 1987
filing date -
Jun 18, 1987
priority date (Note) -
Expired
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Abstract
The invention relates to a waterproof, free-running blasting agent and method of manufacturing the same and, more particularly, to a blasting agent in the form of microcapsules (small spherical-shaped particles comprising fluid or hardened droplets surrounded by a hardened shell material). The microcapsules are waterproof and free-running and are generally of a size ranging from about 10 to about 1000 microns or larger in diameter.
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