发明名称 METHOD OF DRILLING A TUBULAR SLOT
摘要 <p>This invention describes a method of locating a foundation member comprising drilling a first hole (13), drilling a second hole (13) alongside the first hole (13) so that it overlaps with the first hole (13), drilling successive holes (13) that each overlap with the previous hole (13) and drilling all of the holes (13) along a set path to form a slot (14) and locating and fixing a foundation member (10) within the slot. The invention provides an alternative means of locating a foundation member by comparison to excavation processes.</p>
申请公布号 WO2002099203(A1) 申请公布日期 2002.12.12
申请号 AU2002000713 申请日期 2002.06.05
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