The paper also points out, the ideal technology of petroleum naphthalene production is preparing 2,6 DMN from diesel fraction, a product of heavy oil contact cracking.
指出从重油接触裂解柴油馏分中制备2 ，6 -二甲基萘是石油萘生产的最理想的技术方向。
A fraction of naphthalene oil from coal tar at high temperature was used as raw material to synthesize a new type of dispersing agent for coal water slurry (CWS).
用高温煤焦油中的萘油馏分作为原料合成了水煤浆分散剂。
A fraction of naphthalene oil from coal tar at high temperature was used as raw material to synthesize a new type of dispersing agent for coal water slurry (CWS).
用高温煤焦油中的萘油馏分作为原料合成了水煤浆分散剂。
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