System and method for acetic acid recovery during...

Details System and method for acetic acid recovery during... System and method for acetic acid recovery during...

2006-05-23

2006-05-23

Manoharan, Virginia (Department: 1764)

Distillation: processes, separatory

Distilling to separate or remove only water

From organic compound

C203S002000, C203S060000, C203SDIG020, C203S091000, C562S607000, C562S608000

Reexamination Certificate

active

07048835

ABSTRACT:
A distillation system and method for recovering acetic acid from a feed stream containing acetic acid and water stream generated during terephthalic acid production. The invention includes a dehydration column utilizing azeotropic distillation to recover the acetic acid in conjunction with a condenser system to recover the energy.

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PCT Notification of Transmittal of the International Search Report or the Declaration mailed Mar. 4, 2004, re PCT/US 03/25320 filed Aug. 12, 2003 (7 pages).

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