Borehole Drilling Method

Kasten core

notation 4.2.4 more like this
definition Large volume, relatively undisturbed sediment core (~3m long) from a Kasten Corer. The corer is constructed of stainless steel and is square in cross-section. A weight of several hundred kilograms on top of the corer pushes it 2-3 metres into the seabed. more like this
source This vocabulary more like this
broader direct push
narrower kasten core
in scheme boreholedrillingmethod
is primary topic of kasten core