Invention Grant
US07048835B2 System and method for acetic acid recovery during terephthalic acid production
有权
对苯二甲酸生产过程中乙酸回收的系统和方法
- Patent Title: System and method for acetic acid recovery during terephthalic acid production
- Patent Title (中): 对苯二甲酸生产过程中乙酸回收的系统和方法
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Application No.: US10075577Application Date: 2002-02-12
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Publication No.: US07048835B2Publication Date: 2006-05-23
- Inventor: Ji-Young Jang , Hyung-Jin Kim , Kuang Wu
- Applicant: Ji-Young Jang , Hyung-Jin Kim , Kuang Wu
- Applicant Address: US TX Richardson
- Assignee: AMT International, Inc.
- Current Assignee: AMT International, Inc.
- Current Assignee Address: US TX Richardson
- Agency: Baker Botts L.L.P.
- Main IPC: B01D3/36
- IPC: B01D3/36 ; C07C51/46 ; C07C53/08
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.
Public/Granted literature
- US20030150706A1 System and method for acetic acid recovery during terephthalic acid production Public/Granted day:2003-08-14
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