Method for quenching a gas stream in the production of vinyl chloride monomer
US5507921A · kind A · utility
3Cited by
16References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 14, 1994 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Dec 14, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S203/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and apparatus for quenching a gas stream in the production of vinyl chloride monomer includes the use of a knock back condenser and a plurality of column fractional distillation trays disposed within the quench column, and a liquid stream of 1,2-dichloroethane, vinyl chloride, and hydrogen chloride may be removed from the bottom column fractional distillation tray.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.