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:
Dec. 13, 2005
Filed:
Oct. 15, 2002
Applicants:
Zen-yu Chang, North Wales, PA (US);
Liliana Minevski, The Woodlands, TX (US);
Ping Lue, Boothwyn, PA (US);
Inventors:
Zen-Yu Chang, North Wales, PA (US);
Liliana Minevski, The Woodlands, TX (US);
Ping Lue, Boothwyn, PA (US);
Assignee:
GE Betz, Inc., Trevose, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F011/00 ; C07C055/00 ; C07C353/00 ;
U.S. Cl.
CPC ...
Abstract
The corrosion of metals in contact with aqueous alkanolamine solutions in acid gas removal units is inhibited by adding to the alkanolamine solution a corrosion inhibiting amount of a polythiaether compound.