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.:

US 8268230 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 18, 2012

Filed:

May. 21, 2007
Applicants:

Nerine J. Cherepy, Oakland, CA (US);

Thomas M. Tillotson, Tracy, CA (US);

Joshua D. Kuntz, Livermore, CA (US);

Stephen A. Payne, Castro Valley, CA (US);

Inventors:

Nerine J. Cherepy, Oakland, CA (US);

Thomas M. Tillotson, Tracy, CA (US);

Joshua D. Kuntz, Livermore, CA (US);

Stephen A. Payne, Castro Valley, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B28B 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of fabrication of a transparent ceramic using nanoparticles synthesized via organic acid complexation-combustion includes providing metal salts, dissolving said metal salts to produce an aqueous salt solution, adding an organic chelating agent to produce a complexed-metal sol, heating said complexed-metal sol to produce a gel, drying said gel to produce a powder, combusting said powder to produce nano-particles, calcining said nano-particles to produce oxide nano-particles, forming said oxide nano-particles into a green body, and sintering said green body to produce the transparent ceramic.


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