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:
Oct. 19, 2021
Filed:
Apr. 30, 2018
Applicant:
Casale SA, Lugano, CH;
Inventors:
Assignee:
Casale SA, Lugano, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 2/04 (2006.01); B01J 2/16 (2006.01); B01J 2/00 (2006.01); C07C 273/02 (2006.01);
U.S. Cl.
CPC ...
B01J 2/04 (2013.01); B01J 2/003 (2013.01); B01J 2/16 (2013.01); C07C 273/02 (2013.01);
Abstract
Method for solidifying a chemical product () which is in melt form, comprising the following steps: subjecting a first stream () of said chemical product to a prilling stage, with production of prills () of varying diameter; feeding said prills () to a screening device, which separates them according to their diameter into at least a first fraction () and a second fraction (), the average diameter of the prills of said first fraction () being smaller than the average diameter of the prills of said second fraction (); subjecting a second stream () of said chemical product and the first fraction () of prills to a granulation stage, with the production of granules ().