| Patent Number |
Title Of Patent |
Date Issued |
| 7273583 |
Process and apparatus for uniform combustion within a molten material |
September 25, 2007 |
| A submerged combustion burner having co-axial fuel and oxidant tubes forming an annular space therebetween, wherein the outer tube extends beyond the end of the inner tube. A burner nozzle having an outside diameter corresponding to the inside diameter of the outer tube is connected |
| 6939130 |
High-heat transfer low-NO.sub.x combustion system |
September 6, 2005 |
| A combustion apparatus comprising a pre-combustor stage and a primary combustion stage, the pre-combustor stage having two co-axial cylinders, one for oxidant and one for fuel gas, in which the fuel gas is preheated and the primary combustion stage having rectangular co-axial passages |
| 6780378 |
Method for measuring concentrations of gases and vapors using controlled flames |
August 24, 2004 |
| A method and apparatus for measuring the concentration of at least one gaseous component and/or vaporous component of a gaseous mixture in which a controlled sensor flame is introduced into the gaseous mixture and at least one narrow spectral band in the controlled sensor flame is optica |
| 6702571 |
Flex-flame burner and self-optimizing combustion system |
March 9, 2004 |
| A combustion system for automatic, real-time control of a combustion process which can be applied with significant advantage to a wide range of furnaces, boilers and combustors. The system includes a burner body having a primary first fluid inlet end forming at least one primary first fl |
| 6663380 |
Method and apparatus for advanced staged combustion utilizing forced internal recirculation |
December 16, 2003 |
| A method and apparatus for combustion of a fuel in which a first-stage fuel and a first-stage oxidant are introduced into a combustion chamber and ignited, forming a primary combustion zone. At least about 5% of the total heat output produced by combustion of the first-stage fuel and the |
| 6321743 |
Single-ended self-recuperated radiant tube annulus system |
November 27, 2001 |
| A method and apparatus for combustion of a fuel and oxidant in which at least a portion of a fuel and at least a portion of an oxidant are introduced into an annular region formed by an outer tubular member closed off at one end and an inner tubular member open at both ends concentri |
| 6289851 |
Compact low-nox high-efficiency heating apparatus |
September 18, 2001 |
| A multi-stage heating apparatus having a first stage combustion chamber, a second stage combustion chamber, a primary porous matrix chamber disposed between the first and second stage combustion chambers, a secondary porous matrix chamber, heat exchanger tubes for transfer of heat from t |
| 6244200 |
Low NOx pulverized solid fuel combustion process and apparatus |
June 12, 2001 |
| A method and apparatus for low-NO.sub.x combustion of a pulverized solid fuel in which combustion products from a partial oxidation combustor are mixed with a pulverized solid fuel, thereby preheating the pulverized solid fuel and resulting in devolatilization of at least a portion of th |
| 5881756 |
Process and apparatus for homogeneous mixing of gaseous fluids |
March 16, 1999 |
| A process and apparatus for premixing a gaseous fuel and air, the apparatus comprising a back plate having a plurality of back plate openings, a front plate having a plurality of front plate openings corresponding to and substantially aligned with the back plate openings, a gaseous fuel |
| 5725366 |
High-heat transfer, low-nox oxygen-fuel combustion system |
March 10, 1998 |
| A process and apparatus for combustion of a fuel/oxidant mixture in which at least a portion of the fuel is preheated and, thereafter, burned with any remaining portion of fuel in a flame having fuel-rich zones, thereby forming soot within the resulting flame to produce a luminous, high |
| 5520165 |
Hybrid direct/indirect water heating process and apparatus |
May 28, 1996 |
| A hybrid direct/indirect liquid heater and a process for heating a liquid in which an unheated liquid is introduced into a direct contact chamber of a hybrid direct/indirect liquid heater where it is directly contacted with hot flue gases exhausted from a cyclonic combustor-heat exchange |
| 5476375 |
Staged combustion in a porous-matrix surface combustor to promote ultra-low NO.sub.x Emissions |
December 19, 1995 |
| A porous matrix, surface combustor-fluid heating apparatus in which combustion of a fuel/oxidant mixture is carried out in stages within a stationary porous bed disposed in a combustion chamber. A fuel-rich fuel/oxidant mixture is burned within a region of the stationary porous bed d |
| 5350293 |
Method for two-stage combustion utilizing forced internal recirculation |
September 27, 1994 |
| A method for two-stage combustion in which a mixture of fuel and primary combustion air is burned in a primary combustion zone, the primary combustion air comprising less than a stoichiometric requirement for complete combustion of the fuel, a portion of cooled partial combustion pro |
| 5307748 |
Cyclonic thermal treatment and stabilization of industrial wastes |
May 3, 1994 |
| A process and apparatus for thermal treatment and stabilization of waste materials in which waste material is introduced into an uppermost first combustion zone of a vertically oriented combustion chamber and a fuel and an oxidant are tangentially injected into the first combustion zone, |
| 5307746 |
Process and apparatus for emissions reduction from waste incineration |
May 3, 1994 |
| A process for combustion of the combustible material includes introducing the combustible material into the combustion chamber, advancing the combustible material through the combustion chamber, supplying combustion air to the combustion chamber for drying and partially combusting the |
| 5220888 |
Cyclonic combustion |
June 22, 1993 |
| A process for cyclonic combustion of fuel in a combustor comprising mixing the fuel and oxidant forming a fuel/oxidant mixture prior to injection into said combustor, tangentially injecting the fuel/oxidant mixture into a first combustor chamber, igniting the fuel/oxidant mixture produci |
| 5205227 |
Process and apparatus for emissions reduction from waste incineration |
April 27, 1993 |
| A process for combustion of the combustible material includes introducing the combustible material into the combustion chamber, advancing the combustible material through the combustion chamber, supplying combustion air to the combustion chamber for drying and partially combusting the |
| 5203859 |
Oxygen-enriched combustion method |
April 20, 1993 |
| A process and apparatus for oxygen-enriched combustion of a fuel in an industrial furnace in which a preheated primary oxidant from a heat exchanger and a fuel to be combusted are introduced into a combustion chamber and ignited, a secondary oxidant having an oxygen concentration in |
| 5020456 |
Process and apparatus for emissions reduction from waste incineration |
June 4, 1991 |
| A furnace for combustion wherein a combustion chamber is configured such that waste can be advanced from a drying zone, to a combustion zone, to a burnout zone, and then into an ash pit. An air source provides air for drying, combustion and burnout in a primary combustion zone (PCZ). Fue |
| 4846665 |
Fuel combustion |
July 11, 1989 |
| Process and apparatus for fuel combustion providing oscillation of fuel or combustion air provided to a burner to generate successive fuel-rich and fuel-lean zones in a flame thereby reducing NO.sub.x emissions. |
| 4725299 |
Glass melting furnace and process |
February 16, 1988 |
| A glass melting furnace and process wherein a second combustion zone toward the glass discharge end of the glass melting chamber is underport sideport fired while a first combustion zone toward the batch charge end of the glass melting chamber is side-of-port and/or overport sideport fir |
