Process for the separation of a mixture comprising at least...

Details Process for the separation of a mixture comprising at least... Process for the separation of a mixture comprising at least...

2007-05-29

2007-05-29

Price, Elvis O. (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Halogen containing

C570S163000, C570S165000, C570S170000, C570S175000

Reexamination Certificate

active

11476306

ABSTRACT:
Process for the separation of a mixture comprising at least one hydrofluoroalkane and hydrogen fluoride, according to which a hydrofluoroalkane/hydrogen fluoride mixture is reacted with at least one chlorinated or chlorofluorinated precursor of the hydrofluoroalkane. Process for the preparation of a hydrofluoroalkane comprising such a separation, in combination with a catalytic reaction stage. Azeotropic compositions.

REFERENCES:
patent: 3381044 (1968-04-01), Wiedemann et al.
patent: 5276225 (1994-01-01), Berthe
patent: 5414165 (1995-05-01), Nappa et al.
patent: 5461177 (1995-10-01), Manzer et al.
patent: 5739406 (1998-04-01), Pennetreau et al.
patent: 6540882 (2003-04-01), Reif et al.
patent: 6730817 (2004-05-01), Wilmet et al.
patent: 0 699 649 (1996-03-01), None
patent: 0 601 373 (1997-02-01), None
patent: 10101593 (1998-04-01), None
patent: WO-91/04955 (1991-04-01), None
patent: WO-97/05089 (1997-02-01), None
patent: WO-97/13719 (1997-04-01), None
patent: WO-97/15540 (1997-05-01), None
patent: WO-98/21171 (1998-05-01), None
patent: 9608481 (1997-05-01), None
Okamoto Shuichi, Pat. Abs. of Japan vol. 1998: No. 9, Abs. of JP 10-101593, Production of 1,1,1,3,3-Pentafluoropropane,: (Apr. 21, 1998).

Affiliated with

Also associated with

Rating

Process for the separation of a mixture comprising at least... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the separation of a mixture comprising at least..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the separation of a mixture comprising at least... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3721203