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US 2026/0200747 A1Published application
Method for recovering ammonia
AssigneesPosco, Research Institute of Industrial Science & Technology
InventorsCheon-Woo Jeong, Jung-Ho Cho, Ho-Geun Ryoo, Joon-Woo Kim
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Abstract
The present invention provides a method for recovering ammonia, the method comprising: step S1 for providing a mixed gas including ammonia; step S2 for dissolving the ammonia in water; step S3 for degassing ammonia water in which the ammonia is dissolved, and thereby separating water and ammonia gas; and step S4 for purifying the degassed ammonia.
Claims10
A method for recovering ammonia, the method comprising:
- step S1 of providing a mixed gas including ammonia;
- step S2 of dissolving ammonia in water;
- step S3 of degassing ammonia water in which ammonia is dissolved and separating water and ammonia gas from each other;
- and
- step S4 of purifying degassed ammonia.
2 more elements
An ammonia recovery device, comprising:
- a mixed gas cooler 1;
- an ammonia absorption tower 2;
- an absorption liquid supply pump 3;
- an absorption liquid cooler 4;
- an absorption liquid degassing tower 5;
- a cooler 6 of a degassing tower;
- a reboiler 7 of the degassing tower;
- a cooler 8 on an upper end and a rear end of the degassing tower;
- a cooler 9 on a lower end and a rear end of the degassing tower;
- a first ammonia purification tower 10;
- a cooler 11 of the first ammonia purification tower;
- a reboiler 12 of the first ammonia purification tower;
- a second ammonia purification tower 13;
- a cooler 14 of the second ammonia purification tower;
- and a reboiler of a second ammonia purification tower 15.
12 more elements
Dependencies are inferred from the claim text.