Method for producing a clean gasoline and a system for producing the same
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United States of America Patent
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Nov 3, 2020
Grant Date -
Nov 1, 2018
app pub date -
Jan 31, 2018
filing date -
Apr 27, 2017
priority date (Note) -
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Abstract
The present disclosure provides a method for producing a clean gasoline and a system for producing the same, the method includes: a full range gasoline is subjected to a directional sulfur transfer reaction, then is cut to obtain a light gasoline fraction, a medium gasoline fraction and a heavy gasoline fraction; the light gasoline fraction is treated to obtain an esterified light gasoline; the medium gasoline fraction is treated to obtain a raffinate oil and an extracted oil; the raffinate oil is treated to obtain an esterified medium gasoline; the heavy gasoline fraction is mixed with the extracted oil to obtain a mixed oil, and a one-stage hydrodesulfurization reaction, a two-stage hydrodesulfurization reaction, H2S-removal and a hydrocarbon isomerization/aromatization reaction are carried out successively to obtain a treated heavy gasoline; blending the esterified light gasoline, the esterified medium gasoline and the treated heavy gasoline to obtain a clean gasoline.
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