Multiple stage hydrodesulfurization process including partial fe

Details Multiple stage hydrodesulfurization process including partial fe Multiple stage hydrodesulfurization process including partial fe

1975-11-17

1977-04-05

Crasanakis, George

Mineral oils: processes and products

Refining

Sulfur removal

C10G 2302

Patent

active

040160696

ABSTRACT:
A multiple stage process for hydrodesulfurizing a residual oil comprising passing the oil downwardly through a plurality of stages in series with an interstage flashing step. A portion of the fresh feed oil continuously or intermittently by-passes the first stage and flows directly to the second stage.

REFERENCES:
patent: 3206395 (1965-09-01), Slyngstad et al.
patent: 3425810 (1969-02-01), Scott, Jr.
patent: 3429801 (1969-02-01), Gleim et al.
patent: 3617525 (1971-11-01), Moritz et al.
patent: 3795607 (1974-03-01), Adams et al.
patent: 3809644 (1974-05-01), Johnson et al.

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