BORING IMAGING DEVICE - SHELL INT RESEARCH

Title:

BORING IMAGING DEVICE

Document Type and Number:

Japanese Patent JPS63147084

Kind Code:

A

Abstract:

A borehole televiewer uses an acoustic fluid which is lubricating, non-toxic, thermally conductive, electrically insulating, non-reactive, tolerant of high temperatures and pressures, impedance-matched to that of the borehole fluids and the tool window, and which has a low kinematic viscosity at low temperatures.

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Inventors:

EDOWAADO ARAN KURAAKU

Application Number:

JP28717887A

Publication Date:

June 20, 1988

Filing Date:

November 13, 1987

Export Citation:

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Assignee:

SHELL INT RESEARCH

International Classes:

E21B47/00; G01S15/88; G01V1/52; G10K11/02; H04R1/44; (IPC1-7): E21B47/00; G01S15/88; H04R1/44

Attorney, Agent or Firm:

Yoshio Kawaguchi (2 outside)

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