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:
Nov. 20, 2001
Filed:
Apr. 06, 1999
Applicant:
Inventors:
Kazuyoshi Iwayama, Aichi, JP;
Shinobu Yamakawa, Aichi, JP;
Masashi Kato, Aichi, JP;
Hirohito Okino, Aichi, JP;
Assignee:
Toray Industries, Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 1/738 ;
U.S. Cl.
CPC ...
C07C 1/738 ;
Abstract
An adsorbing and separating agent for halogenated aromatic compounds and an adsorbing and separating method for the compounds, using an adsorbent which has a porosity of from 0.20 cc/cc to 0.37 cc/cc, a packing density of from 0.50 g/ml to 0.70 g/ml, and a grain size of from 0.1 mm to 1.0 mm.