Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Method and system for the testing and calibration of radioactive well logging tools

Patent ·
OSTI ID:5379938

An annular calibration unit employs a steady-state radioactive source. The calibration unit is slidably mounted about a radioactive logging tool and produces radioactive radiation for calibrating the radioactive radiation detectors within the logging tool.

Assignee:
Mobil Oil Corp.
Patent Number(s):
US 4409480
OSTI ID:
5379938
Country of Publication:
United States
Language:
English