Method and apparatus for flyrock control in small charge blasting
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United States of America Patent
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Nov 27, 2001
Grant Date -
N/A
app pub date -
Apr 9, 1999
filing date -
Mar 11, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is directed to a method for selecting flyrock control devices from among a menu of flyrock control devices to satisfy the flyrock requirements of a given job or application. The present invention is further directed to flyrock devices that can be used in the hole, at or near the opening of the hole, or at a distance from the hole to perform flyrock and/or pressure wave protection. The invention is particularly useful in suppressing flyrock in urban areas.
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