Core orientation system

Details Core orientation system Core orientation system

E - Fixed Constructions

21

B

255/5, 33/93

E21B 25/16 (2006.01)

Patent

CA 1306457

ABSTRACT A core orientation device for determining the in situ orientation of core samples taken during a drilling process. A sampling tube having a plurality of equispaced slots formed longitudinally on its sidewall permits the scribing of a longitudinal line on a core sample within the sampling tube. The slots for indicating the position of the core within the sampling tube, a test tube with etch mark to indicate the top point or position of the etch mark within the test tube and a connector for relating the said top point on the test tube to the longitudinal slots on the sampling tube sidewall permit determination of the in situ position of the core sample.

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