Patent · US Expired

Process for the continuous separation of water from methyl tert-butyl ether mixtures

US4943354A · kind A · utility

29Cited by

8References

1Claims

0Family size

Assignee

Deutsche Texaco Aktiengesellschaft · DE

Inventors

Gunther Osterburg · Rheurdt, DE
Milan Prezelj · Frankfurt am Main, DE

Key dates

Filing date	Mar 17, 1989
Grant date	Jul 24, 1990
Priority date	—
Expiry date	Mar 17, 2009

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S203/20
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An energy saving process for purification of methyl tertbutyl ether by fractional distillation of a mixture containing dissolved water and C.sub.4 hydrocarbons characterized by phase separation of water and methyl tertiary butyl ether within the distillation column and withdrawal of the separated water phase from the column at a point below the point at which the mixture is supplied to the column.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.