The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 23, 2014
Filed:
Sep. 03, 2008
Applicants:
William L. Bourcier, Livermore, CA (US);
Carol J. Bruton, Livermore, CA (US);
Inventors:
William L. Bourcier, Livermore, CA (US);
Carol J. Bruton, Livermore, CA (US);
Assignee:
Lawrence Livermore National Security, LLC, Livermore, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 33/12 (2006.01); C01B 33/00 (2006.01); D21H 17/00 (2006.01); D21H 19/00 (2006.01); D21H 17/68 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing silica from geothermal fluid containing low concentration of the silica of less than 275 ppm includes the steps of treating the geothermal fluid containing the silica by reverse osmosis treatment thereby producing a concentrated fluid containing the silica, seasoning the concentrated fluid thereby producing a slurry having precipitated colloids containing the silica, and separating the silica from the slurry.