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:
Oct. 14, 1997
Filed:
Jul. 25, 1995
Applicant:
Inventors:
Masao Kimura, Tsuchiura, JP;
Toshiyuki Tsukamoto, Ushiku, JP;
Kohei Tarutani, Tsukuba, JP;
Jean-Marie Friedt, Tokyo, JP;
Assignee:
L'Air Liquide, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ; B08B / ; B08B / ;
U.S. Cl.
CPC ...
134 21 ; 134 2214 ; 134 2218 ; 134 2219 ; 134 254 ; 134 26 ; 134 30 ; 422-7 ; 422 14 ;
Abstract
A process for reducing corrosion in a gas distribution network of ultra high purity gas or any part of said distribution network, including: