Patent ID: 6712131
Filing Date: 2004-03-30
Classification: B01D,B28B,C04B,F28F,Y10S

Abstract:
An exchanger comprising:a tubular enclosure with an inner surface, a first open end and a second open end; a first ceramic pipe plate being positioned near the first open end, having a perimeter sintered directly to the inner surface of the enclosure and being provided with a number of bores each having an inner surface; a second ceramic pipe plate being positioned near the second open end, having a perimeter sintered directly to said inner surface of the enclosure and being provided with a number of bores each having an inner surface; a number of exchanger tubes, each tube having an outer surface, a first end and a second end, the outer surface of the first end of each tube being directly sintered to the inner surface of one of the bores in the first ceramic pipe plate and the outer surface of the second end of each tube being directly sintered to the inner surface of one of the bores in the second ceramic pipe plate, the number of bores in the first pipe plate as well as the number of bores in the second pipe plate being equal to the number of exchanger tubes; at least one pipe opening into an inner space between the first pipe plate, the second pipe plate and the enclosure; and wherein the first pipe plate is spaced from the first open end and further comprising: a first ceramic end plate sintered directly to the inner surface of the enclosure for closing the first open end; and at least one pipe opening into a first plenum between the first end plate, the first pipe plate and the enclosure.