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:
Jan. 16, 2001
Filed:
Feb. 04, 1999
Applicant:
Inventor:
Keiichi Harashima, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 5/000 ;
U.S. Cl.
CPC ...
B01D 5/000 ;
Abstract
A method of treatment of a freon gas consisting only of carbon and fluorine is provided, wherein the freon gas is exposed to a plasma to decompose and chemically activate the freon gas. The freon gas having been chemically activated is then made into contact with a reactant to form a reaction product.