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. 26, 2000
Filed:
Jul. 23, 1998
Applicant:
Inventors:
Takao Yamada, Nagoya, JP;
Kazuhito Tsumuki, Nagoya, JP;
Assignee:
Noritake Co., Ltd., Nagoya, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; C04B / ; C04B / ; B28B / ; B29C / ;
U.S. Cl.
CPC ...
502439 ; 501 80 ; 501 83 ; 501 84 ; 264 42 ; 264 43 ; 264 44 ; 264605 ; 264606 ; 264629 ; 264630 ; 264631 ; 264652 ; 264671 ;
Abstract
An alumina-based porous support with uniform physical properties is obtained in a rapid sintering process. An alumina raw material including a raw alumina powder and an inorganic binder is molded into an article, and the article is then sintered for 5 to 8 hours at 1520 to 1560.degree. C. using a roller hearth kiln.