US 12,319,880 B2
Process for converting olefins to distillate fuels with regeneration
Manuela Serban, Northbrook, IL (US); Deng-Yang Jan, Elk Grove Village, IL (US); Ashish Mathur, Gurgaon (IN); Joseph A. Montalbano, Bradenton, FL (US); Christopher Procopi, Glencoe, IL (US); Erick J. Bennett, III, New Lenox, IL (US); and Jeannie Mee Blommel, Oregon, WI (US)
Assigned to UOP LLC, Rosemont, IL (US)
Filed by UOP LLC, Des Plaines, IL (US)
Filed on Aug. 28, 2023, as Appl. No. 18/238,964.
Claims priority of application No. 202211049525 (IN), filed on Aug. 30, 2022.
Prior Publication US 2025/0075134 A1, Mar. 6, 2025
Int. Cl. C10G 65/00 (2006.01); C10G 65/04 (2006.01)
CPC C10G 65/043 (2013.01) [C10G 2400/08 (2013.01); C10G 2400/22 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A process for oligomerizing an olefin stream comprising:
oligomerizing a charge olefin stream over a first, first stage oligomerization catalyst bed to produce a first oligomerized olefin stream;
regenerating said first, first stage oligomerization catalyst bed;
oligomerizing said charge olefin stream over a second, first stage oligomerization catalyst bed to produce a second oligomerized olefin stream;
oligomerizing said charge olefin stream over said first, first stage oligomerization catalyst bed to produce said first oligomerized olefin stream.