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:
Sep. 06, 2022
Filed:
Sep. 29, 2020
Applicant:
General Electric Technology Gmbh, Baden, CH;
Inventors:
Elodie Laruelle, Le Peage-de-Roussillon, FR;
Louis Maksoud, Villeurbanne, FR;
Yannick Kieffel, Saint-Jean-de-Bournay, FR;
Assignee:
General Electric Technology GmbH, Baden, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/22 (2006.01); B01D 71/48 (2006.01); B01D 71/50 (2006.01); B01D 71/56 (2006.01); B01D 71/64 (2006.01); B01D 71/68 (2006.01); C07C 253/34 (2006.01); C07C 255/10 (2006.01);
U.S. Cl.
CPC ...
B01D 53/229 (2013.01); B01D 53/228 (2013.01); B01D 71/48 (2013.01); B01D 71/50 (2013.01); B01D 71/56 (2013.01); B01D 71/64 (2013.01); B01D 71/68 (2013.01); C07C 253/34 (2013.01); B01D 2253/104 (2013.01); B01D 2311/2626 (2013.01); C07C 255/10 (2013.01);
Abstract
A method and device for purifying heptafluoroisobutyronitrile and a dilution gas from a used gas mixture comprising heptafluoroisobutyronitrile, a dilution gas and arcing by-products. The method comprising the steps of