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. 04, 2014
Filed:
Nov. 23, 2011
Applicants:
Gregory Kaplan, Richboro, PA (US);
Ping Lue, Trevose, PA (US);
Inventors:
Gregory Kaplan, Richboro, PA (US);
Ping Lue, Trevose, PA (US);
Assignee:
General Electric Company, Schenectady, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 29/20 (2006.01); C02F 1/00 (2006.01); C07C 211/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods for reducing sulfides from fluid streams are provided. The methods comprise adding secondary amine-formaldehyde adduct (SAFA) scavengers to fluid streams. The SAFA scavengers added comprise less than about 40 wt % N-methyl secondary amines of the total weight of SAFA scavengers. Methods for distilling N-methyl secondary amines from secondary amine-formaldehyde adduct (SAFA) scavengers are also provided. Purified SAFA scavengers are also disclosed.