Method for purification of tetrafluoromethane and use thereof

Title:

Method for purification of tetrafluoromethane and use thereof

Document Type and Number:

WIPO Patent Application WO2001083412

Kind Code:

A3

Inventors:

OHNO HIROMOTO (JP)
OHI TOSHIO (JP)

Application Number:

PCT/JP2001/003664

Publication Date:

April 25, 2002

Filing Date:

April 26, 2001

Export Citation:

Assignee:

OHNO HIROMOTO (JP)
OHI TOSHIO (JP)
SHOWA DENKO KK (JP)

International Classes:

C07C17/007; C07C17/10; C07C17/38; C07C17/389; C07C19/08; (IPC1-7): C07C17/389; C07C17/007; C07C17/10; C07C19/08

Foreign References:

US5417742A	1995-05-23
US3026359A	1962-03-20

Other References:

PATENT ABSTRACTS OF JAPAN vol. 1996, no. 07 31 July 1996 (1996-07-31)

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