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Title: Method and apparatus for logging short radius horizontal drainholes

Patent ·
OSTI ID:5144540

This patent describes an apparatus for use in logging a short radius horizontal drainhole. It comprises: a tubing string having a low portion; the lower portion of the tubing string including sensor support means therein; the lower portion of the tubing string containing openings communicating with the interior thereof in the vicinity of the sensor support means to thereby exposed the interior to the pressure and temperature conditions of the horizontal drainhole; and the lower portion of the tubing string including an end portion extending transversely of the tubing sting.

Assignee:
Marathon Oil Co., Findlay, OH (USA)
Patent Number(s):
US 5010764; A
Application Number:
PPN: US 7-432103
OSTI ID:
5144540
Resource Relation:
Patent File Date: 1 Nov 1989
Country of Publication:
United States
Language:
English