Pressure core barrel for the sedewall coring tool
Patent
·
OSTI ID:6153422
This relates to a pressure coring tool to obtain pressurized samples of the formation through which the wellbore is drilled. It includes a housing which supports a guide means along which the drill bit, core barrel and motor can be moved to extend or retract the cutting bit and core barrel along a selected path which preferably is horizontal. The core barrel is retracted inwardly on a horizontal path and tilted in an upward position such as the outer end of the core barrel is higher than the end near the barrel. Means are provided to pressure seal the cut core within the core barrel.
- Assignee:
- The Standard Oil Company
- Patent Number(s):
- US 4466495
- OSTI ID:
- 6153422
- Country of Publication:
- United States
- Language:
- English
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