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:
Feb. 10, 2009
Filed:
Mar. 18, 2004
Applicants:
Koji Katayama, Yamato, JP;
Toru Futami, Yokohama, JP;
Inventors:
Koji Katayama, Yamato, JP;
Toru Futami, Yokohama, JP;
Assignee:
Tosoh Corporation, Shunan-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01J 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fine channel device, having an inlet opening for introducing a gas and an inlet path interconnecting with this inlet opening, a fine channel interconnecting with the inlet path, a discharge path interconnecting with the fine channel, and a discharge opening interconnecting with this discharge path. The inner diameter of the inlet path is greater than that of the fine channel, and either increases gradually, or remains identical, with increasing distance from the position where the inlet opening and the inlet path are in interconnection with each other.