<正>The project for application of alkylation catalyst composed of MCM-49 zeolite,the intellectual property rights of which is possessed by the Jilin Petrochem
<正> The Petro China Lanzhou Petrochemical Company after hav-ing put on stream in June 2008 the acrylic acid/acrylateunit is now producing qualified acrylic aci
<正>On October 4, 2010 the methanol-to-propylene (MTP)unit at Shenhua Ningxia Coal Industry Group began to deliver propylene product with a purity of 99.69% fol