US Patent:
20080268143, Oct 30, 2008
Inventors:
Constantin Vahlas - Toulouse, FR
Brigitte Caussat - Ramonville Saint Agne, FR
Francois Senocq - Toulouse, FR
Wayne L. Gladfelter - Roseville MN, US
International Classification:
B05D 1/24
C23C 16/00
Abstract:
The present invention relates to a device for providing vapors of at least one solid precursor intended to supply a physico-chemical processing device, comprising an enclosure capable of containing particles of the solid precursor and comprising an inlet and an outlet, the outlet being intended to be connected to the physico-chemical processing device; and means for circulating a gas between the inlet and the outlet to put the particles of the solid precursor in the form of a fluidized bed, and to convey to the outlet vapors of the solid precursor.