The hitch is that syngas from waste is full of tarry residue that tends to gum up the turbine.

问题是垃圾里产生的裂解气夹带着焦油残渣会堵塞涡轮设备。

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Aimed at the characteristic of Liaohe super heavy crude oil such as high content of heavy metal, carbon residue, gum and asphaltene, the demetallization agent for delayed coking unit was developed.

针对辽河超稠油金属含量高，残炭、胶质、沥青质含量高的特点，研究开发了焦化脱金属剂。

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