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:
Apr. 09, 2024
Filed:
Jun. 14, 2022
Applicant:
Neste Oyj, Espoo, FI;
Inventors:
Jan Wahlström, Porvoo, FI;
Hanna Honkanen, Porvoo, FI;
Veli-Matti Purola, Porvoo, FI;
Filip Thierie, Porvoo, FI;
Assignee:
NESTE OYJ, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 2/26 (2006.01); B01J 3/00 (2006.01); B01J 3/04 (2006.01); B01J 19/18 (2006.01); B01J 27/12 (2006.01); B01J 31/02 (2006.01);
U.S. Cl.
CPC ...
C07C 2/26 (2013.01); B01J 3/002 (2013.01); B01J 3/04 (2013.01); B01J 19/1881 (2013.01); B01J 27/12 (2013.01); B01J 31/0202 (2013.01); C07C 2531/22 (2013.01);
Abstract
The current disclosure relates to an apparatus and a process for producing poly-α-olefins (PAO), including reacting olefin monomers in a presence of a catalyst complex to form PAO product. The reaction is performed in a reaction including a reactor vessel and a system for recycling and cooling part of reactor outlet stream. At least one reactor is a cone reactor with a first cross sectional area in an upper part of the vessel and the cross sectional area decreases downwards to a second cross sectional area, which is smaller than the first cross sectional area.