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. 02, 2022
Filed:
Aug. 26, 2019
Applicant:
Waters Technologies Corporation, Milford, MA (US);
Inventor:
Joshua A. Shreve, Acton, MA (US);
Assignee:
Waters Technologies Corporation, Milford, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
B01D 15/16 (2006.01); B01D 15/40 (2006.01); G01N 30/02 (2006.01); G01N 30/32 (2006.01); G01N 30/34 (2006.01); G01N 30/46 (2006.01);
U.S. Cl.
CPC ...
B01D 15/40 (2013.01); B01D 15/16 (2013.01); B01D 15/163 (2013.01); G01N 30/02 (2013.01); G01N 30/32 (2013.01); G01N 30/34 (2013.01); G01N 30/46 (2013.01);
Abstract
The present disclosure relates to an apparatus for regulating the average mobile phase density or pressure in a carbon dioxide based separation system. The apparatus includes a controller, a set of pressure or density sensors and a set of instructions capable of determining the pressure drop across a column and adjusting at least one system component or parameter to achieve a pre-determined average mobile phase density or pressure in the system.