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Naphthalene is present in the oil

2008-02-21View Original

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This post was last edited by jordan569 on 2013-1-6 at 22:50. Our company wants to extract 260 solvent oil from dimethyl residue, with a initial boiling point between 160 and 170. However, naphthalene is present in the dimethyl residue, and during distillation, naphthalene can clog the pipes. How can this problem be solved? We seek advice from experts in this field. .Note $ # $ $
Reply #22008-12-19
With steam tracing, the pipelines in our facility carrying oils with a sulfur content of over 25% can prevent freezing
Reply #32008-12-19
The pipeline is designed as an air jacket pipeline, with the cooler temperature controlled at around 60 degrees.
Reply #42009-01-07
The improvement method can be determined based on the naphthalene content: Our factory generally follows this approach – steam tracing pipes are used when the naphthalene content is less than 40%, while steam jacketed pipes are used when it is greater than 40%; this can serve as a reference.

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