Core barrel capacity gauge and method

Details Core barrel capacity gauge and method Core barrel capacity gauge and method

2005-12-02

2010-02-23

Gay, Jennifer H (Department: 3672)

Boring or penetrating the earth

With signaling, indicating, testing or measuring

Providing identifiable indication of core position in situ...

C175S244000, C175S249000

Reexamination Certificate

active

07665542

ABSTRACT:
A core barrel capacity gauge for use on a core barrel assembly having a barrel for receiving a core sample. The core barrel capacity gauge includes a core sample marker located within the barrel such that the core sample marker rests against the top of the drilled core sample and a marker location sensor. The marker location sensor is arranged to detect the location of the core sample marker within the barrel.

REFERENCES:
patent: 3986555 (1976-10-01), Robertson
patent: 6006844 (1999-12-01), Van Puymbroeck et al.
patent: 6457538 (2002-10-01), Pittard et al.
patent: 2 243 173 (1991-10-01), None
patent: 2196871 (2003-01-01), None

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