Abstract��
Melamine plant and urea plant are two plants of Zhongyuan Dahua Company of Henan Coal and Chemical Industry Group Co.Ltd.After their joint production,melamine plant sent a great deal of carba-mate solution to the urea plant and caused cost increase of energy and material.After analysis and calcu-lation about the system production,a reform project was made to fullfill the economic operation of urea plant with high load and safety.
2010, Vol. 27 
