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U.S. Department of Energy
Office of Scientific and Technical Information

Liquid-gas absorption process

Patent ·
OSTI ID:5732131
A method is described of removing SO/sub 2/ from a gas stream comprising passing the gas stream to the bottom of a packed tower and feeding aqueous sulfite solution to the top of the tower at a rate of 0.05 to 1.0 gallons/minute-square foot, withdrawing gas depleted in SO/sub 2/ from the top of the tower and withdrawing bisulfite solution from the bottom of the tower wherein the aqueous sulfite solution is distributed by either a spray type distributor or a trough type distributor.
Assignee:
Norton Co., Worcester, MA
Patent Number(s):
US 4708856
OSTI ID:
5732131
Country of Publication:
United States
Language:
English