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Domestic Reference List - Chemistry > 2. Butadiene

Year Location Column Name ID (mm) Type of internals
2010 Hunan Pressed De-heavy Column
Solvent Recovery Column
De-light Column
De-heavy Column
1600
1200
2200/1600
2200
EDV® Valve Tray
Liquid Distributor
2009 Shandong Dehydration Column
De-Heavy Fractionator
Distillation Column
2000/1600
3000
800
V1 Valve Tray
2008 Shandong Process and Hydraulic Calculation
2007 Gansu 1st extraction-Distillation T103B  2400 EDV® Valve Tray
2007 Hunan Butadiene Recovery 1000 EDV® Valve Tray
2005 Shanghai De-Heavy Component
Solvent De-absorption
2000
2000/2400
V1 Floating Valve Tray
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