Process for the drying of a hydrocarbon stream

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture

Reexamination Certificate

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Details

C562S030000, C562S115000, C562S122000, C562S124000

Reexamination Certificate

active

06887442

ABSTRACT:
The invention concerns a process for the continuous drying of a hydrocarbon stream and comprises contacting the hydrocarbon stream with an ionic, liquid drying agent of a salt of a fluorinated sulphonic acid.

REFERENCES:
patent: 4005997 (1977-02-01), Fowler et al.
patent: 5725637 (1998-03-01), Goltsin et al.
patent: 6121486 (2000-09-01), Hommeltoft et al.
patent: 1132176 (1977-09-01), None
patent: 26 07 258 (1977-09-01), None
patent: 1426 401 (1976-02-01), None
patent: 6071650 (1994-03-01), None
J. Burdon et al., “Fluorinated Sulphonic Acids Part 1 Perfluoro-Methane-Octane and Decane-Sulphonic Acids and Their Simple Derivatives”,Journal of the Chemical Society, Jun. 1957, pp. 2574-2578.
M. Freemantle, “Eyes on Ionic Liquids”,Chemical and Engineering News, American Chemical Society, vol. 78, May 2000, pp. 37-50.

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