Coal chemical industry: Problems with sedimentation tanks in the gas processing section
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Some companies use closed sedimentation tanks, while others use open ones. There is indeed more moisture in the air during winter with open tanks, but they are easier to clean. Why go the extra effort of using closed tanks? Don’t those steel plates cost anything?
Environmental protection, prevention of oxygen molecules from entering, mixer maintenance, inspection and repair
First, environmental protection requirements； Second, after sealing, apply a nitrogen seal to reduce oxygen entry and lower the corrosion rate ；
Whether it corrodes or not, no one cares about that; what matters is environmental protection