Core Catcher Procedure
Removing the core catcher material is generally done by a designated technician. Every core recovered has a core catcher at the bottom of the core barrel. The core catcher is removed on the rig floor and passed to the designated technician. The technician must extrude all core material from the core catcher and placed in a core liner (guidelines and rules listed below). That 'Section' of core is called the CC (core catcher).
Below are a series of steps to help guide you through the Core Catcher (CC) procedure.
...
PPE may include: apron or rain coat.
Arbor Press
If the Core Catcher material is difficult to manually push out from the core catcher, use the Arbor Press (see Figure 4 and Figure 5). There is a jig that can be used to assist with the pushing either APC and one for XCB ((Figure 6). Lubricate the moving parts of the arbor press with Lubriplate, or a mixture of Lubriplate and Marvel Mystery Oil.
...
Figure 3: Core catcher material in Core Liner
Figure 4: Arbor Press
Figure 5: Metal disc for pushing on core material
Figure 6: APC Jig
...
The core can now be pushed or pressed out of the inner rings. Maintain orientation at all times, always push or press from the bottom. Assemble the core catcher in the liner as described above.
RCB Core Catcher
Credits
The original document was created by the shipboard technical party.
...