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Method of retrieving a liquid sample, a suction lysimeter, a portable suction lysimeter, a lysimeter system, and a deep lysimeter

United States Patent

August 26, 2003
View the Complete Patent at the US Patent & Trademark Office
Idaho National Laboratory - Visit the Technology Transfer and Commercialization Office Website
A method of retrieving a liquid sample comprises providing a portable lysimeter including a semi-permeable membrane and a chamber in fluid communication with the semi-permeable membrane; making a hole at a site from which a liquid sample is desired; evacuating the chamber by applying a vacuum to the chamber; lowering the portable lysimeter into the hole; obtaining a sample in the chamber; and retrieving the lysimeter from the bore; wherein it is not necessary to backfill the bore. A portable lysimeter includes a semi-permeable member and a chamber in fluid communication with the semi-permeable membrane.
Hubbell; Joel M. (Idaho Falls, ID), Sisson; James B. (Idaho Falls, ID)
The United States of America as represented by the Department of Energy (Washington, DC)
10/ 040,021
January 3, 2002
CONTRACTUAL ORIGIN OF THE INVENTION The United States Government has rights in this invention disclosed under contract number DE-AC07-991D1 3233 between the U.S. Department of Energy and Bechtel BWXT Idaho, LLC.