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:
May. 16, 2017
Filed:
Dec. 11, 2014
Applicant:
Air Products and Chemicals, Inc., Allentown, PA (US);
Inventors:
Christopher Michael Albright, Allentown, PA (US);
Gregory Khosrov Arslanian, Pipersville, PA (US);
Andrew David Johnson, Doylestown, PA (US);
David Charles Winchester, Walnutport, PA (US);
Assignee:
VERSUM MATERIALS US, LLC, Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); C01B 23/00 (2006.01);
U.S. Cl.
CPC ...
B01D 53/22 (2013.01); C01B 23/0042 (2013.01); B01D 2053/221 (2013.01); B01D 2256/18 (2013.01); C01B 2210/0031 (2013.01);
Abstract
Process gas(es), such as but not limited to helium, can be used in the manufacture of a variety of objects. Described herein are methods to collect, reuse, and recycle the process gas(es) that are used in the production process rather than treat these materials as waste.