METAL-CERAMIC FILTER Russian patent published in 2006 - IPC B01D46/10 

FIELD: equipment for gas cleaning of dust and to separate valuable dust products, for instance catalysts, from hot gases.

SUBSTANCE: metal-ceramic filter comprises body, filtering unit, hopper and lid with reverse scavenging mechanism. The body is split and comprises main part with inlet pipe, flange and support leg. The hopper comprises cylindrical and conical parts with dust-suction pipes and pressure sensor. The reverse scavenging mechanism is installed on lid and includes connection pipes and electromagnetic valve. Filtering unit is made as cassette comprises filtering cartridges installed on partition and including filtering members made of porous metal-ceramics. The filtering members are obtained by X18H9 steel powder pressing and following sintering thereof under 800-1300°C temperature. The cassette is fastened in the body through padding by means of screws, which presses the partition to ring welded to the body.

EFFECT: increased degree of gas cleaning of target components and dust.

3 cl, 4 dwg