A novel coordination ploymer [{Zn(3-SBA)(2,2′-bipy)(H2O)2}·H2O]n was synthesized by the hydrothermal reaction of 3-Na2SBA, ZnSO4·7H2O and 2,2′-bipy. The str
On Nov. 4 a ceremony for the summaryand commendation of the first-phase1.0 billion m~3/a natural gas project inDaniudi Gasfield was held by Sinopecat the first
【正】China National Petroleum Cor-poration (CNPC) and Venezuela petroleum corporation (PDVSA) announced on Octo-ber 17th the startup of a project on the corpor