Patent Number: 6,250,848

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

Abstract: 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.

Inventors: Moridis; George J. (Oakland, CA), Oldenburg; Curtis M. (Mill Valley, CA)

Assignee: The Regents of the University of California

International Classification: B09C 1/00 (20060101); E21B 49/00 (20060101); E21B 47/10 (20060101); E21B 33/138 (20060101); E21B 43/25 (20060101); E02D 003/12 (); E21B 033/138 ()

Expiration Date: 06/26/2018