发明名称 METHOD,SYSTEM AND ROCK DRILLING APPARATUS FOR INSTALLING A PIPE IN DRILLED HOLES IN ROCK DRILLING
摘要 The present invention relates to a method for installing a pipe (313) when drilling a first hole with the aid of a rock drilling apparatus (100), wherein a tool (309) which can be connected to a drilling machine (306) via one or more drill rods (308) is used in said drilling, which method comprises—drilling a first part of said first hole,—installing a pipe (313) in at least a part or said first drilled part of said first hole, wherein the method further comprises:—installing said pipe (313) in said first hole while drilling of said first part of said first hole is in progress.—pulling said drill rod (308) out of said first hole before finishing drilling of said first hole to the desired, compared with said first part, deeper depth. The invention also relates to a system and to a rock drilling apparatus.
申请公布号 ZA201303797(B) 申请公布日期 2014.07.30
申请号 ZA20130003797 申请日期 2013.05.24
申请人 ATLAS COPCO ROCK DRILLS AB 发明人 ERICSSON PATRIK;OLSSON MAGNUS;JONSSON DAN
分类号 E21B 主分类号 E21B
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