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.

Date of Patent:
Jun. 14, 2011

Filed:

Dec. 29, 2009
Applicants:

Andrew J. Olsen, Amesbury, MA (US);

Shaun D. Sullivan, Northwood, NH (US);

Inventors:

Andrew J. Olsen, Amesbury, MA (US);

Shaun D. Sullivan, Northwood, NH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of removing siloxanes from a gas that contains siloxanes and water, the method comprising: (a) expanding the gas to cool the gas and freeze at least some of the water in the gas; and (b) removing the siloxanes and frozen water from the expanded and cooled gas. The method may also include compressing the gas prior to expanding it. The step of expanding the gas may include expanding it through a turbine. The method may also include using an energy input mechanism to drive one or both of the compressor or turbine. The ice and siloxanes may be removed from the gas with a cyclonic separator.


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