PETROLEUM AND PETROLEUM PRODUCT RECTIFICATION PROCESS Russian patent published in 1998 - IPC

Abstract RU 2118980 C1

FIELD: rectification methods. SUBSTANCE: water condensate obtained when condensing head products of rectification columns is fed into stills of stripping and rectification columns in amount from 10 to 100% of steam (evaporating agent) requirements in column. Condensate is advantageously preheated to 180 C. EFFECT: reduced steam intake and waste water volume. 3 cl

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RU 2 118 980 C1

Authors

Nizhegorodtsev V.I.

Nizhegorodtseva S.V.

Nizhegorodtseva T.V.

Dates

1998-09-20—Published

1996-09-27—Filed