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. 19, 2000
Filed:
Mar. 22, 1999
Applicant:
Inventors:
Shinichi Hirano, Chita-gun, Aichi-ken, JP;
Yusuke Hirabayashi, Saitama-ken, JP;
Toshinobu Yogo, Aichi-ken, JP;
Wataru Sakamoto, Aichi-ken, JP;
Assignees:
Honda Giken Kobyo Kabushiki Kaisa, Tokyo, JP;
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01G / ; C01G / ; C01G / ;
U.S. Cl.
CPC ...
423598 ; 423 92 ; 423 93 ; 423593 ;
Abstract
A lead-containing complex oxide containing substantially no alkali metal is produced under hydrothermal conditions in the absence of alkali metals using a Pb source which serves also as a mineralizer for precipitating the lead-containing complex oxide. Preferred Pb source acting as the mineralizer is lead oxide.