
The polymethacrylimide (PMI) rigid foam ROHACELL® from Evonik Industries is used as a core material in the winglet and flap vane of China’s first domestica
16 December 2008Kari Larsen
The global economic turmoil has started having an impact on the wind energy industry in Europe, according to Frost & Sullivan, who say some companies are c
15 December 2008Kari Larsen