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:
Feb. 18, 2020
Filed:
Jul. 12, 2016
Applicant:
The Chemours Company Fc, Llc, Wilmington, DE (US);
Inventors:
William David Parten, Wilmington, DE (US);
Randall O. Dixon, Burlison, TN (US);
Monique Bowford, Ladson, SC (US);
Gary R. Maxwell, Bartlett, TN (US);
Steven Lamar Grise, Landenberg, PA (US);
Assignee:
THE CHEMOURS COMPANY FC, LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01C 3/02 (2006.01); B01D 3/38 (2006.01);
U.S. Cl.
CPC ...
C01C 3/0295 (2013.01); B01D 3/38 (2013.01); C01C 3/0208 (2013.01); C01C 3/0212 (2013.01); C01C 3/0216 (2013.01);
Abstract
Process for making purified hydrogen cyanide. The process includes feeding a reaction product including HCN, water, and organonitriles to a separation vessel; taking a liquid slip stream of HCN, water and organonitriles from the separation vessel; and feeding the liquid slipstream into a sidestream stripper to purge nitriles from the HCN reaction product.