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Multiple cell radiation detector system, and method, and submersible sonde

United States Patent

6,452,191
September 17, 2002
View the Complete Patent at the US Patent & Trademark Office
Idaho National Laboratory - Visit the Technology Transfer and Commercialization Office Website
A multiple cell radiation detector includes a central cell having a first cylindrical wall providing a stopping power less than an upper threshold; an anode wire suspended along a cylindrical axis of the central cell; a second cell having a second cylindrical wall providing a stopping power greater than a lower threshold, the second cylindrical wall being mounted coaxially outside of the first cylindrical wall; a first end cap forming a gas-tight seal at first ends of the first and second cylindrical walls; a second end cap forming a gas-tight seal at second ends of the first and second cylindrical walls; and a first group of anode wires suspended between the first and second cylindrical walls.
Johnson; Larry O. (Island Park, ID), McIsaac; Charles V. (Idaho Falls, ID), Lawrence; Robert S. (Shelley, ID), Grafwallner; Ervin G. (Arco, ID)
Bechtel BWXT Idaho, LLC (Idaho Falls, ID)
09/ 410,472
September 30, 1999
CONTRACTUAL ORIGIN OF THE INVENTION The United States Government has rights in this invention pursuant to Contract No. DE-AC07-94ID13223 between the United States Department of Energy and Lockheed Martin Idaho Technologies Company.