Patent ID: 11866355
Assignee: NANJING UNIVERSITY
Field: Environmental technology (Chemistry)
Classification: CPC C  Y | IPC C

Claim 4:
5. The system of claim 1, wherein the plurality of adsorption devices each comprises a rack and an adsorbent material; the rack is filled with the adsorbent material comprising a macroporous carbon xerogel with pore diameters of 15-60 nm, a mesoporous carbon xerogel with pore diameters of 10-20 nm, and a microporous carbon xerogel with pore diameters of 1.5-12 nm; the macroporous carbon xerogel, the mesoporous carbon xerogel, and the microporous carbon xerogel are disposed from top to bottom, with a filling ratio of 1:1.5:1-1:3:2; the plurality of adsorption devices each has a down-flow hydraulic load of 0.2-3.3 L/(m2·s).