| 摘要 |
An impression tool for providing an impression of an object in a borehole. The tool comprises a block held by a gripper. The block comprises a plurality of discrete elements that deform or move so as to create an impression of an impacted object. In use, the tool is impacted on an object such that an impression is formed in the block. In a preferred embodiment, the block is formed from a knitted wire mesh. |
