Patent classifications
B
B01
B01J
2219/00
B01J2219/24
B01J2219/2401
B01J2219/2402
B01J2219/2441
B01J2219/2449
B01J2219/2449
Caged bags of porous materials
Systems and methods employing beds of bagged and caged absorbent and adsorbent materials are disclosed. These inventions are useful in the area of solid phase extraction.