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Brownish-red smoke emitted during flushing due to blockage of the fiber foam trap in the absorption tower

2019-09-17View Original

Thread Content

Activated carbon adsorption of flue gases from steel plant sintering machines for the purification of sulfur dioxide-containing flue gases in acid production; the fiber mist eliminators in the absorption towers are blocked by semi-transparent crystals, which produce red-brown smoke when exposed to water – solutions needed
Reply #22019-09-18
This phenomenon occurs with all sulfuric acids that contain nitrates
Reply #32019-09-18
This post was last edited by in the blink of an eye on 2019-9-26 09:56. This is a typical nitrososulfuric acid crystal. Cleaning fiber mist eliminators is a delicate task; poor cleaning will result in even worse performance
Reply #42019-09-25
In this smelting process, mineral acids are common; pay attention to the cleaning methods
Reply #52019-10-15
Add pretreatment before the fiber mist eliminator

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