<正>Under the financial support of the State Development and Reform Commission the Qingdao Science and Technology University and the Yantai Wanhua Group have jo
<正>The Dalian Fujia Group by hinging upon the aromatics project and making use of its own advantages intends to launch the construction of the naphtha steam cr
【正】ZSM-5/MCM-41 composite molecular sieve was prepared by the nano-assembling method.The ZSM-5 molecular sieve,the MCM-41 molecular sieve,the ZSM-5/MCM-41 me
<正>On May 25,2009 the 300-kt/a coke oven gas-to-methanol project at the Lu'an Chemical Co.,Ltd.in Shanxi province has successfully manufactured qualified p