METHOD AND APPARATUS FOR PROVIDING A PRIMER WITH A DETONATORIN A BOREHOLE

摘要

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 chargi ng 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 th e described apparatus is also included.