Derivatives from coal pyrolysis - coal tar and pitch based binders and related products - briquetting pitch - characteristics and test methods 煤热解衍生物.煤焦油和沥青基粘结剂和相关产品.团压沥青.特性和试验方法
2.
Derivatives from coal pyrolysis - coal tar and pitch based binders and related products : briquetting pitch - characteristics and test methods 煤热分解的衍生物.煤焦油和沥青基粘合剂和相关产品:煤砖用沥青.特性和试验方法
3.
Derivatives from coal pyrolysis - coal tar and pitch based binders and related products : briquetting pitch - characteristics and test methods ; german version en 14262 : 2003 煤热分解衍生物.煤焦油和沥青基粘合剂及相关产品.煤