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:
Dec. 16, 2008
Filed:
Aug. 06, 2002
Stipan Katusic, Kelkheim, DE;
Günther Michael, Karlstein, DE;
Klaus Deller, Hainburg, DE;
Thomas Hennig, Geinhausen, DE;
Susanne Reinhart, Frankfurt, DE;
Andrea Tietze, Frankfurt, DE;
Stipan Katusic, Kelkheim, DE;
Günther Michael, Karlstein, DE;
Klaus Deller, Hainburg, DE;
Thomas Hennig, Geinhausen, DE;
Susanne Reinhart, Frankfurt, DE;
Andrea Tietze, Frankfurt, DE;
Degussa AG, Düsseldorf, DE;
Abstract
Nanoscalar, pyrogenically produced yttrium-zirconium mixed oxide which has a BET surface area of between 1 and 600 m/g, a total chloride content of less than 0.05 wt. % and does not exhibit a conversion into the monoclinic phase during storage is produced by atomizing yttrium compounds and zirconium compounds and reacting them in a flame. The mixed oxide can be used as ceramic raw material.