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| Number | Title | Issue Date |
| 6928730 | Method for making a multi-pass exhaust gas recirculation cooler An apparatus and method for cooling hot fluids, especially exhaust gases, with a multi-pass cooler core. The cooler core is particularly useful for cooling exhaust gases flowing in an exhaust gas recirculation (EGR) system or regime in operative association with an ... | 08/16/2005 |
| 6880619 | HEAT TREATING PLANT, INSTALLATION METHOD FOR POROUS REGENERATIVE ELEMENT, PRODUCTION METHOD FOR HEAT TREATED SUBSTANCE, SELECTION METHOD FOR POROUS REGENERATIVE ELEMENT, AND SPENT POROUS REGENERATIVE ELEMENT COMPONENT MEMBER A heat treatment equipment having a heating chamber having a plurality of regenerative combustors provided with direct-fired burner having a built-in porous regenerator, for applying a heat treatment to an object in the heating chamber, wherein the substantial avera... | 04/19/2005 |
| 6554058 | Glassmaking furnace regenerator The invention relates to a glassmaking furnace regenerator including a stack of several rows of refractory members defining a plurality of channels, characterized in that the stack comprises, in the hot gas flow direction, a first zone at the hot gas inle... | 04/29/2003 |
| 6322356 | Pollution abatement reactor system having nonprismatic structured media An apparatus for treating gaseous pollutants in an air stream such as a regenerative thermal oxidizer or a selective catalytic reduction system, including a reaction chamber wherein the reaction media bed within the chamber comprises a plurality of nonpri... | 11/27/2001 |
| 6210645 | Honeycomb regenerator A honeycomb regenerator is constructed by (a) honeycomb structural bodies arranged in a high temperature portion, in which a temperature is over 1250° C. during a normal operation, made of aluminum-titanate or a combination of aluminum-titanate and mulli... | 04/03/2001 |
| 6062297 | Honeycomb regenerator A honeycomb regenerator for receiving a waste heat in an exhaust gas by passing an exhaust gas and a gas to be heated alternately therethrough, which is constructed by stacking a plurality of honeycomb structural bodies, is disclosed. In the honeycomb reg... | 05/16/2000 |
| 5992504 | Honeycomb regenerator A honeycomb regenerator for recovering waste heat from exhaust gas, comprises a stacked assembly including at least one first honeycomb body and at least one second honeycomb body stacked thereon, the first honeycomb body being formed of an anti-corrosive... | 11/30/1999 |
| 5924477 | Brick for heat exchangers A hexagonal refractory brick is constructed with tapered sides so it can be stacked 3-on-1 and 1-on-3, the bottom surface of the brick fitting between projections on the top surfaces of three others. A central vertical channel in the brick is complemented... | 07/20/1999 |
| 5755569 | Media for heat exchange columns in regenerative thermal oxidizers A regenerative thermal oxidizer is provided with a combustion chamber and a plurality of heat transfer columns. Heat transfer media within the columns include solid surfaces which define vapor flow passages. To permit higher volumetric vapor flow rates ne... | 05/26/1998 |
| 5634313 | Cylindrical, refractory, hollow brick The invention relates to a cylindrical, refractory, hollow brick having tapered wall surfaces in the corner region.... | 06/03/1997 |
| 5358031 | Interlocking checker bricks and method and apparatus for making An interlocking checker brick used to form a checkerwork for use in recovering heat in thermal regenerators and recuperators. The checker brick is made of a refractory material and comprises a rectangular top, a rectangular base, two side walls and two en... | 10/25/1994 |
| 5005635 | Refractory elements for the construction of heat regenerators The invention relates to the regenerators of glass melting furnaces. It relates more particularly to a ceramic element for equipping regenerators of glass melting furnaces, having at least one vertical wall, the mean thickness of which is at the most 40 m... | 04/09/1991 |
| 4940081 | Checker brick A checker brick has a plurality of walls intersecting at a plurality of spaced intersections. Four walls extend outwardly from each intersection in equidistantly-spaced relationship to one another. One of the four walls at each intersection is a common wa... | 07/10/1990 |
| 4813473 | Heat regenerator to recover both sensible and heat condensation of flue gases A compact and maintenance-free means and method of regenerating the sensible heat from flue gases of fossil fuel furnaces by heat exchange through two circular layers of rock beds rotating under two semi-circular mantles with the first mantle applying hot... | 03/21/1989 |
| 4651810 | Checkerwork for upright regeneration chambers of a glass melting furnace A checkerwork for two upright regeneration chambers of a glass melting furnace defines a multiplicity of adjacently arranged vertical passages alternatingly providing upwardly directed fresh air flow and downwardly directed exhaust flow, the passages bein... | 03/24/1987 |
| 4589474 | Checkerwork in horizontal chamber of a regeneratively fired furnace A checkerwork in a horizontal regenerator chamber of a regeneratively fired furnace, comprising an array of horizontally and vertically adjacent hollow prismatic bricks of refractory material, the bricks being arrayed in horizontal and vertical rows, and ... | 05/20/1986 |
| 4519442 | Heat exchange structure A heat exchange structure is constructed from refractory blocks having three linearly aligned flue-forming openings extending from top to bottom of the block. The central opening is surrounded on four sides by refractory and the two end openings are surro... | 05/28/1985 |
| 4436144 | Prismatic brick of refractory material A grid lining of chambers of a glass melting furnace comprises a plurality of refractory bricks, each brick having a bottom surface, a top surface, a longitudinal axis extending between the surfaces, a through passage of tetragonal cross-section coaxial w... | 03/13/1984 |
| 4143704 | Regenerative heater The regenerative heater comprises the brickwork of the walls and checker of refractory materials with different coefficients of linear expansion enclosed within a jacket also included are superimposed horizontal sections corresponding to the distribution ... | 03/13/1979 |
| 3966393 | Hot blast stove apparatus A hot blast stove apparatus comprising a hot blast stove having a discharge passage for hot blast gases, and a temperature equalizer material in the passage such that the hot blast gases discharged from the hot blast stove, gradually lowering in temperatu... | 06/29/1976 |
