Invention Grant
US07989659B2 Method and apparatus for making acetic acid with improved light ends column productivity
有权
用于制备具有改善的轻馏分柱乙酸生产率的方法和装置
- Patent Title: Method and apparatus for making acetic acid with improved light ends column productivity
- Patent Title (中): 用于制备具有改善的轻馏分柱乙酸生产率的方法和装置
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Application No.: US11804250Application Date: 2007-05-17
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Publication No.: US07989659B2Publication Date: 2011-08-02
- Inventor: Nathan Kirk Powell , Nathan Jeremy Nagel , Fred Ronald Olsson , Wayne David Picard , Ronald David Shaver , Ismael Torres Tejeda
- Applicant: Nathan Kirk Powell , Nathan Jeremy Nagel , Fred Ronald Olsson , Wayne David Picard , Ronald David Shaver , Ismael Torres Tejeda
- Applicant Address: US TX Dallas
- Assignee: Celanese International Corporation
- Current Assignee: Celanese International Corporation
- Current Assignee Address: US TX Dallas
- Main IPC: C07C51/10
- IPC: C07C51/10 ; B01D15/00
Abstract:
An improved apparatus and method of producing acetic acid includes condensing overhead vapor to provide reflux to the light ends column as well as condensing vapor from a central portion of the light ends column to increase capacity. Throughput or load on the light ends column is substantially reduced without compromising product quality.
Public/Granted literature
- US20080287706A1 Method and apparatus for making acetic acid with improved light ends column productivity Public/Granted day:2008-11-20
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