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:
Mar. 31, 1981
Filed:
Mar. 23, 1977
Applicant:
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; B32B / ;
U.S. Cl.
CPC ...
55 78 ; 55390 ; 428184 ; 428186 ; 428224 ; 428367 ; 428902 ; 428906 ; 428921 ; 428185 ;
Abstract
A multi-layer member of corrugated board made of active carbon fibers having an equilibrium adsorption amount of benzene of not less than 200 mg/g and a benzene adsorption rate constant of not less than 0.2 min.sup.-1.