Patent · US Active

Method for separating emulsions

US7914688B2 · kind B2 · utility

11Cited by

2References

11Claims

0Family size

Assignee

PETROLIAM NASIONAL BERHAD (PETRONAS) · MY

Inventors

Kris Anderson · Lockport, US
Markus Fanselow · Foxford, IE
John Holbrey · Belfast, GB

Key dates

Filing date	Jun 1, 2006
Grant date	Mar 29, 2011
Priority date	—
Expiry date	Jul 23, 2028

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2219/0888
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A method for breaking an emulsion of an ionic liquid which is a salt that is in the liquid state at a temperature below 1500 C, and an oil, comprising the steps of (a) irradiating the emulsion with microwave radiation; (b) separating the emulsion into an ionic liquid phase and an oil phase; and (c) recovering at least one of the phases.

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