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. 03, 2004
Filed:
Nov. 09, 2001
Applicant:
Inventors:
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A62D 3/00 ;
U.S. Cl.
CPC ...
A62D 3/00 ;
Abstract
A method is provided for removing a halogen series gas, by bringing a halogen series gas into contact with a granulated product, the granulated product being obtainable by granulating, employing various methods including compression molding, extrusion molding, rotating granulation and agitation granulation, a powder of hydrogencarbonate having a mean particle diameter of primary particles 10-500 &mgr;m, wherein the granulated product has a mean particle diameter of 0.5-20 mm and a minimum average hardness that is dependent on the mean particle diameter.