Device for removing sulfur dioxides in sulphuric acid industrial tail gas and recovering sulphuric acid

Device for removing sulfur dioxides in sulphuric acid industrial tail gas and recovering sulphuric acid

  • CN 202,070,285 U
  • Filed: 05/23/2011
  • Issued: 12/14/2011
  • Est. Priority Date: 05/23/2011
  • Status: Active Grant
First Claim
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1. one kind removes sulfur dioxide in the sulfuric acid industry tail gas, reclaim sulfuric acid device, it is characterized in that, comprise absorption tower, spray equipment and demister, spray equipment is made up of circulating pump, measuring pump, hydrogen peroxide storage tank and spray thrower, bottom, absorption tower and top are respectively equipped with air inlet and gas outlet, the air inlet top is provided with gas distribution grid in the absorption tower, offer the distribution of gas hole on the gas distribution grid uniformly, top, absorption tower is provided with spray thrower, is provided with specific area 100 m between gas distribution grid and the spray thrower 2/ m 3-300m 2/ m 3The filler of anti-the diluted acid, spray thrower top is provided with demister, the bottom, absorption tower is provided with feeder, the feeder bottom is provided with circulation port and leakage fluid dram, circulation port is communicated with spray thrower through circulating pump, and leakage fluid dram is provided with valve, and the hydrogen peroxide storage tank is communicated with the circulating pump inlet through measuring pump.

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