Mineral oils: processes and products – Fractionation – Distillation
Reexamination Certificate
2007-04-17
2007-04-17
Caldarola, Glenn (Department: 1764)
Mineral oils: processes and products
Fractionation
Distillation
C208S355000, C196S046000, C196S112000, C196S123000, C034S315000, C034S321000, C405S128800, C528S483000
Reexamination Certificate
active
10381579
ABSTRACT:
A process for the fractional distillation of crude oil, which comprises the steps of: feeding a continuous current of crude oil at 310–400° C. into a turbomixer comprising a tubular cylindrical body (1) provided with a rotor (9) formed with helically oriented paddles (10) and rotatably supported inside the body, along with a continuous current of steam; subjecting both currents to the mechanical action of the paddled rotor (9), so as to create a thin tubular dynamic turbulent layer, which is discharged and fed continuously into a fractioning column, at a predetermined height level in the column, to produce an upward-flowing vapor current and a downward-flowing liquid current therein; and optionally discharging the downward-flowing liquid current continuously from the column bottom, and feeding it continuously into the turbomixer in the same direction as the crude oil current.
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Akerman & Senterfitt
Caldarola Glenn
Singh Prem C.
Vomm Chemipharma S.r.l.
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