Denitrification by furfural-ferric chloride extraction of a hydr

Details Denitrification by furfural-ferric chloride extraction of a hydr Denitrification by furfural-ferric chloride extraction of a hydr

1978-06-07

1979-03-20

Crasanakis, George

Mineral oils: processes and products

Refining

Sulfur removal

208254R, C10G 2116, C10G 2300

Patent

active

041452771

ABSTRACT:
A process is disclosed for upgrading a hydrodesulfurized hydrocarbonaceous oil by extracting residual nitrogen-containing impurities from a sulfur-reduced oil. A furfural solution containing a minor amount of ferric chloride is contacted with the oil under liquid-liquid extracting conditions, including a 0 to 50.degree. C. temperature and an 0.1-5 solution-to-oil volume ratio.

REFERENCES:
patent: 2796387 (1957-06-01), Schmidt
patent: 2800427 (1957-07-01), Junk, Jr. et al.
patent: 2846358 (1958-08-01), Bieber et al.
patent: 3193496 (1965-07-01), Hartung
patent: 3201345 (1965-08-01), Hamilton et al.

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