Environmetally insensitive electric detonator system and method for demolition and blasting
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United States of America Patent
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Feb 6, 1996
Grant Date -
N/A
app pub date -
Apr 22, 1994
filing date -
Apr 22, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a preferred embodiment, an environmentally insensitive electric detonator system for demolition, including: an object to be demolished; a main explosive charge in proximity to the object to be demolished; electrically activated detonator apparatus including a relatively insensitive initiating charge in proximity to the main explosive charge; and circuitry having input apparatus to receive an input firing pulse and having output apparatus to provide, through arbitrarily long wires, a high voltage in response thereto across the electrically activated detonator apparatus to cause ignition of the main explosive charge.
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