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.:

US 9192888 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 24, 2015

Filed:

Jun. 26, 2013
Applicant:

Uop Llc, Des Plaines, IL (US);

Inventors:

Keyur Y. Pandya, Elgin, IL (US);

David A. Wegerer, Lisle, IL (US);

Clayton Colin Sadler, Arlington Heights, IL (US);

Assignee:

UOP LLC, Des Plaines, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 53/14 (2006.01); B01D 53/18 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1406 (2013.01); B01D 53/1462 (2013.01); B01D 53/18 (2013.01); B01D 2252/103 (2013.01); B01D 2252/2021 (2013.01); B01D 2252/2026 (2013.01); B01D 2252/20468 (2013.01);
Abstract

Embodiments of apparatuses and methods for removing acid gas from sour gas are provided. In one example, an apparatus comprises an absorption zone. The absorption zone is configured for contacting the sour gas with an absorbent solvent that is at a first predetermined temperature of less than about 0° C. to remove the acid gas and form a treated gas stream that includes entrained absorbent solvent. A heat exchanger or heater is configured to heat the treated gas stream to a second predetermined temperature of greater than about 0° C. to form a partially heated treated gas stream. A water wash zone is configured for contacting the partially heated treated gas stream with water to remove the entrained absorbent solvent and form a solvent-depleted treated gas stream.


Find Patent Forward Citations

Pandya, Keyur. (2015). Apparatuses and methods for removing acid gas from sour gas (U.S. Patent No. 9192888). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9192888

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