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Process for guidance, containment, treatment, and imaging in a subsurface environment utilizing ferro-fluids

United States Patent

June 26, 2001
View the Complete Patent at the US Patent & Trademark Office
Lawrence Berkeley National Laboratory - Visit the Technology Transfer and Intellectual Property Management Department Website
Disclosed are processes for monitoring and control of underground contamination, which involve the application of ferrofluids. Two broad uses of ferrofluids are described: (1) to control liquid movement by the application of strong external magnetic fields; and (2) to image liquids by standard geophysical methods.
Moridis; George J. (Oakland, CA), Oldenburg; Curtis M. (Mill Valley, CA)
The Regents of the University of California (Oakland, CA)
09/ 345,427
July 1, 1999
ACKNOWLEDGEMENT This work was supported by the Laboratory Directed Research and Development Program of Lawrence Berkeley National Laboratory under the U.S. Department of Energy, Contract No. DE-AC03-76SF00098. The U.S. Government has certain rights to the invention.