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Method and apparatus for vibrating a substrate during material formation

United States Patent

October 21, 2008
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
A method and apparatus for affecting the properties of a material include vibrating the material during its formation (i.e., "surface sifting"). The method includes the steps of providing a material formation device and applying a plurality of vibrations to the material during formation, which vibrations are oscillations having dissimilar, non-harmonic frequencies and at least two different directions. The apparatus includes a plurality of vibration sources that impart vibrations to the material.
Bailey; Jeffrey A. (Richland, WA), Roger; Johnson N. (Richland, WA), John; Munley T. (Benton City, WA), Walter; Park R. (Benton City, WA)
Battelle Memorial Institute (Richland, WA)
11/ 035,463
January 13, 2005
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with Government support under Contract DE-AC0576RLO1830 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.