Method and device for declogging filter

Details Method and device for declogging filter Method and device for declogging filter

2001-12-12

2008-09-09

Vanoy, Timothy C (Department: 1793)

Gas separation: processes

Filtering

With cleaning of filter

C055S294000, C055S302000, C055S303000, C055S350100, C095S280000, C422S105000, C422S129000, C422S145000, C422S159000, C422S187000, C422S186220, C423S258000, C423S260000, C423S261000

Reexamination Certificate

active

07422626

ABSTRACT:
A method of declogging at least one filter of a plant for manufacturing uranium oxide from uranium hexafluoride, including separating, from the wall of the filter, uranium oxyfluoride particles deposited, by a stream of inert gas such as nitrogen, injected into the filter, in a counter-currentwise direction to the flow of hydrofluoric acid.

REFERENCES:
patent: 3845193 (1974-10-01), Littlechild et al.
patent: 3906081 (1975-09-01), Welty
patent: 3978194 (1976-08-01), Knudsen et al.
patent: 4020146 (1977-04-01), Knudsen
patent: 4624689 (1986-11-01), Volk et al.
patent: 4666472 (1987-05-01), Klimczak et al.
patent: 4680038 (1987-07-01), Titus
patent: 4698214 (1987-10-01), Linz et al.
patent: 4830841 (1989-05-01), Urza
patent: 5723100 (1998-03-01), Carter et al.
patent: 6136285 (2000-10-01), Feugier
patent: 0 475 062 (1992-03-01), None
patent: 0 531 657 (1993-03-01), None
patent: 1426622 (1975-07-01), None
Chemical Engineers' Handbook, 5th Ed., Perry et al., McGraw-Hill Book Co., USA (1973), pp. 20-89 to 20-95.
Database WPI Section Ch, Week 199845 Derwent Publications Ltd., London, GB; AN 1998-524489 XP002174923 & JP 10 230121 A (Ryuki Eng KK), Sep. 2, 1998 Abstract.
Database WPI Section Ch, Week 198532 Derwent Publications Ltd., London, GB; AN 1985-194831 XP002174924 & JP 54 105374 A (Toyota Cent Res & Dev Lab), Aug. 18, 1979 Abstract.
PYKABHbIE φnπBtpBI Sleeve Filters, Moscow, 1977 pp. 86 through 91.

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