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. 01, 2022
Filed:
Sep. 30, 2020
Baker Hughes, a GE Company, Llc, Houston, TX (US);
Paul J. Biggerstaff, Sugar Land, TX (US);
Jerry J. Weers, Richmond, TX (US);
Sai Reddy Pinappu, Sugar Land, TX (US);
Weldon J. Cappel, Tomball, TX (US);
Baker Hughes Holdings LLC, Houston, TX (US);
Abstract
An extraction solvent comprised of one or more ethyleneamines having structure (I), (II), or (III): where R-Rcan independently be H, C-Clinear or branched alkyl, amido (RRNC═O), or hydroxyalkyl, where each R in the amido group independently H or Calkyl, and where x ranges from 1 to 6, may be contacted with a hydrocarbon stream to remove or extract non-acidic contaminants, such as thiophenes, benzothiophenes, alkyl sulfides, alkyl disulfides, mercaptans, aromatics, oxygenates, metals, olefins, and combinations thereof, from the hydrocarbon stream. The extraction solvent may include co-solvents and the hydrocarbon stream may be in gas and/or liquid form.