Method and apparatus for providing a primer with a detonator in a borehole
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United States of America Patent
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N/A
Issued Date -
Jul 28, 2005
app pub date -
Nov 12, 2003
filing date -
Jul 3, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention concerns an apparatus adapted to take up a primer (3) with a detonator (7) and intended to be provided in a borehole by means of a charging hose (21) for the filling of the explosives in the hole. The invention includes a cartridge shaped plug (1) adapted to be inserted in the outlet of the charging hose (21) and to releasably be held in the charging hose (21), and to be released from this when the explosives are led out of the charging hose (21). A method for the charging of holes and the charging device for the described apparatus is also included.
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