Back to results
US 12,251,652 B2Granted
Stripping device and stripping method
AssigneeLG Chem, Ltd.
InventorsSeong Hun Kim, Chang Hoe Heo, Sung Keun Jang, Eun Jung Joo
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a stripping device and a stripping method, and more particularly, to a stripping device including: a distillation column of which at least a part or the entirety of a lower portion is perforated; a stripping vessel integrally connected to the lower portion of the distillation column; and one or more spray nozzles provided at an upper portion of the stripping vessel, and a stripping method using the same.
Claims4
A steam stripping device comprising:
- a distillation column of which at least a part or an entirety of a lower portion is perforated;
- a stripping vessel integrally connected to the lower portion of the distillation column;
- one or more spray nozzles provided at an upper portion of the stripping vessel and configured to spray water;
- a steam inlet provided at a lower portion of the stripping vessel;
- and
- a feed stream inlet at a side surface of the stripping vessel,
- wherein the feed stream inlet feeds a feed stream including a polymer, an unreacted monomer, and water to the stripping vessel, and
- wherein water is sprayed through the one or more spray nozzles onto bubbles formed in the stripping vessel.
5 more elements
Dependencies are inferred from the claim text.