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 6635231 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 21, 2003

Filed:

Mar. 06, 2001
Applicant:
Inventors:

W. Novis Smith, Philadelphia, PA (US);

Joel McCloskey, Phildelphia, PA (US);

Assignee:

Lithdyne International, Anaheim, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 9/08 ;
U.S. Cl.
CPC ...
C01B 9/08 ;
Abstract

A process for the preparation of high purity arsenic pentafluoride in high yield. The process uses sulfur trioxide or oleum and an excess of hydrogen fluoride to react arsenic acid or arsenic pentoxide in a reaction medium containing an excess of hydrogen fluoride to yield high purity arsenic pentafluoride as a gas.


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Smith, W.. (2003). Preparation of arsenic pentafluoride (U.S. Patent No. 6635231). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6635231

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