<正>On December 27,2013 the last one of process units–the isomerization unit in the 600 kt/a para-xylene project was put on stream at the Hainan Refining and C
Poly(ethylene terephthalate)(PET)was synthesized by the in-situ polymerization method using layered double hydrotalcite(LDH)as the catalyst,and the thermal and
<正>As a non-standard core equipment of the-101℃class rectisol unit,the hydrogen sulfide/carbon dioxide absorber fabricated by the Wuhan Donghai Heavy-duty Pet