On April 16, the environmental monitoring data of Henan Coal Chemical Group Zhongyuan Dahua Company showed that the ammonia content in the tail gas of the melamine production plant was 0.6%, which was much lower than the design standard of 3%; the discharge volume of the sewage settlement tank in the installation area was also From the original 100 cubic meters per day to less than 5 cubic meters.
At the end of 2011, the company used the favorable opportunity of the overhaul in winter to invest more than 10 million yuan, and implemented 90 environmental protection technical transformation projects such as centralized recovery of tail gas, separation and recycling of waste water, and recycling. Up till now, these projects have all played a significant role in enabling the company to “stay abreast of the world and not place on the ground†and achieve a clean and civilized production.
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