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:
Aug. 08, 2006
Filed:
Feb. 26, 2004
Howard Paul Withers, Jr., Breinigsville, PA (US);
Philip Bruce Henderson, Allentown, PA (US);
Howard Paul Withers, Jr., Breinigsville, PA (US);
Philip Bruce Henderson, Allentown, PA (US);
Air Products and Chemicals, Inc., Allentown, PA (US);
Abstract
A process and system for the synthesis and/or purification of crude germane to provide a purified germane product are disclosed herein. In one aspect of the present invention, there is provided a process for making a purified germane product containing less than 1 volume percent of one or more germanium-containing impurities comprising: providing a crude germane fluid; passing at least a portion of the crude germane fluid through a first adsorbent which selectively adsorbs water and carbon dioxide contained therein and withdrawing therefrom a partially purified germane fluid; passing at least a portion of the partially purified germane fluid through a second adsorbent which selectively adsorbs the one or more germanium-containing impurities contained therein and withdrawing therefrom a hydrogen-enriched purified germane fluid; and separating the purified germane product hydrogen from the hydrogen-enriched purified germane fluid.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile