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:
Jul. 27, 2021

Filed:

Apr. 22, 2019
Applicant:

Fei Company, Hillsboro, OR (US);

Inventor:

Clive Chandler, Hillsboro, OR (US);

Assignee:

FEI Company, Hillsboro, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 7/09 (2006.01); C01B 7/03 (2006.01); B01J 15/00 (2006.01);
U.S. Cl.
CPC ...
C01B 7/096 (2013.01); B01J 15/00 (2013.01); C01B 7/03 (2013.01);
Abstract

Disclosed herein are embodiments of a method and system for producing a halogen gas. The method may comprise contacting a solid oxidizing agent with a vapor comprising a halide compound, to produce a gas stream comprising a halogen corresponding to the halide in the halide compound. The halide compound may be an acyl halide, such as an acetyl halide or an oxalyl halide. The oxidizing agent may be any suitable oxidizing agent, and in certain examples, potassium permanganate is used. The method may be performed under a reduced pressure. Also disclosed herein is a system suitable to perform the disclosed method. The system may comprise a reservoir, an oxidizing agent support and a gas stream outlet.


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