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| Number | Title | Issue Date |
| 7407382 | Steam generator in a heat regenerative engine A steam generator in a heat regenerative engine includes a cylindrical combustion chamber that encloses a circularly wound coil of densely bundled tubes. The tube bundle is heated by two combustion nozzle assemblies, each having an air blower, a fuel atomizer, and a... | 08/05/2008 |
| 7399451 | Pollution control Device for pollution control where a polluted stream of air or gas is purified from both oxidisable material and nitrogen oxides simultaneously by a combination of regenerative high temperature treatment and catalytic treatment. ... | 07/15/2008 |
| 7325562 | Heated seal air for valve and regenerative thermal oxidizer containing same Valve with heated sealing gas suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve util... | 02/05/2008 |
| 7217303 | Pressure swing reforming for fuel cell systems The present invention provides an improvement in the process of producing hydrogen from hydrocarbon-containing streams. A cyclic reforming process, referred to as pressure swing reforming, provides an efficient means for producing a hydrogen containing synthesis gas... | 05/15/2007 |
| 7172412 | Pyrolysis heater A pyrolysis heater particularly for the cracking of hydrocarbons in the production of olefins has a burner arrangement in the firebox which includes staged combustion low NOx hearth burners firing upwardly in the firebox adjacent to the walls. Wall stabil... | 02/06/2007 |
| 7168374 | Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus A solid fuel burner using a low oxygen concentration gas as a transporting gas of a low grade solid fuel such as brown coal or the like and a combustion method using the solid fuel burner are provided. The solid fuel burner comprises a means for accelerating ignitio... | 01/30/2007 |
| 7150446 | Dual lift system Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the valve is sea... | 12/19/2006 |
| 7083380 | Separable distribution rotor and horizontal rotor distributor having the same A separable distribution rotor and a horizontal rotor distributor having the same. The separable distribution rotor includes a first distribution rotor, a second distribution rotor, and an elastic member interposed between the first distribution rotor and the second... | 08/01/2006 |
| 7033544 | Determination of supplemental fuel requirement and instantaneous control thereof involving regenerative thermal oxidation A control system for a regenerative thermal oxidizer in which contaminated air is first passed through a hot heat-exchange bed and into a communicating high temperature oxidation (combustion) chamber, and then through a relatively cool second heat exchange bed. The ... | 04/25/2006 |
| 7029271 | Flameless oxidation burner A device including a burner (6) for directing a fuel/air mixture into a reaction chamber (2) for flameless oxidation of fuels. The burner (6) discharges a fuel/air jet transversely to a longitudinal axis (A) of the burner and an exhaust gas chan... | 04/18/2006 |
| 7017592 | Regenerative fume-incinerator with on-line burn-out and wash-down system A method and apparatus for on-line wash-down of a heat sink media bed in a regenerative heat exchanger of a regenerative fume incinerator is disclosed. When a heat sink media bed requires cleaning, the selected regenerative heat exchanger is cooled while the remaini... | 03/28/2006 |
| 6964729 | Oxidizing undesired compounds resident within liquid absorbent compounds, reducing atmospheric pollution, regenerating a liquid absorbent and conserving fuel usage associated with reboiler utilization An improved method and apparatus for oxidizing undesired compounds residing within a liquid glycol based absorbent wherein the compounds are heated within a reboiler chamber to their boiling point to effectuate production of vaporized effluents. The absorbent's vapo... | 11/15/2005 |
| 6669472 | Dual lift system Valve and valve lift system suitable for use in a regenerative thermal oxidizer, and oxidizer including the switching valve. The valve of the present invention exhibits excellent sealing characteristics and minimizes wear. In a preferred embodiment, the v... | 12/30/2003 |
| 6589315 | Method for thermally regenerating the heat exchanger material of a regenerative post-combustion device In order to regenerate the heat exchanger material located in the various segments of a housing section (2) of a regenerative post-combustion device (1), fresh air is fed via the flushing air connection (11) into the combustion chamber (8) of this post-co... | 07/08/2003 |
| 6488076 | Heating apparatus and heating method for supply of gaseous fluid A heating apparatus for heating supply of gaseous fluid 1 heats a relatively low temperature gaseous fluid and feeds a heated supply flow to a high temperature gaseous fluid introduction equipment. The heating apparatus has heat exchangers 11, 12 provided... | 12/03/2002 |
| 6450800 | Regenerative thermal oxidizer incorporating a venturi style burner A burner that utilizes venturi action for induction of combustion air. The action of the venturi draws in surrounding air present around the nozzle to supply the necessary combustion air, provide forward moment to the burning gases to distribute their hea... | 09/17/2002 |
| 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 |
| 6261093 | Heat regenerative oxidizer and method of operation The present invention relates to regenerative thermal or catalytic oxidizers and methods of operation thereof for oxidizing combustible components of feed gas mixtures. In accordance with the disclosed invention, operation of the heater used to supply sup... | 07/17/2001 |
| 6250917 | Regenerator/burner system for heating a fuel-fired industrial furnace In order to create a regenerative, energy-saving fuel firing for an industrial furnace, particularly for a metal smelting furnace, that can flexibly take all possible time and space operating conditions and demands of the furnace to be heated as well as t... | 06/26/2001 |
| 6210157 | Fuel reformer combustion process A regenerative furnace without flue gas circulation to the regenerator beds is heated by combusting synthesis gas with an oxidant. The synthesis gas is produced from steam and methane in a first regenerator bed, heated in the previous cycle while a second... | 04/03/2001 |
| 6126440 | Synthetic air assembly for oxy-fuel fired furnaces A method and assembly is provided for modifying a regenerative or a recuperative furnace system having air-fuel burners for use with synthetic air. A portion of the exhaust gases from the furnace is recycled and mixed with oxygen gas to form synthetic air... | 10/03/2000 |
| 6116264 | Dual damper diverter A valving system for diverting fluids from one location to another. The valving system includes a valve housing and two or more dampers. The dampers are rotatably coupled to one or more shafts and are designed to move in a synchronized manner such that wh... | 09/12/2000 |
| 6109914 | Gas flow furnace The present invention relates to a gas recirculating furnace which aims to enable generation of a high-temperature strong recirculating current and comprises heat sources 3A and 3B for heating a recirculating gas outside the furnace and an out-of-furnace ... | 08/29/2000 |
| 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 |
| 6039927 | Valve system for regenerative thermal oxidizers A two chamber regenerative thermal oxidizer has a pair of poppet valves actuated by an eccentric mechanical drive assembly having a single drive shaft. Gas flow through the RTO is reversed by the simultaneous opening and closing of the poppet valves. Dece... | 03/21/2000 |
| 6027333 | Radiant tube burner With respect to a radiant tube burner to be used for heating a heating furnace or the like, to suppress the generation of NOx accompanying combustion, to make the structure thereof fit for a radiant tube burner equipment, to simplify the control of a fuel... | 02/22/2000 |
| 6019597 | Process for minimizing condensibles in process streams treated by thermal oxidizers A method for processing an air stream using a thermal oxidizer, by pre-heating the air stream, without the use of auxiliary heat, and substantially eliminating the condensation of organic or inorganic compounds within the air stream to be treated. Alterna... | 02/01/2000 |
| 5997292 | High-temperature gas generator According to the present invention, gas which contains no impurities and has a high temperature of approximately 700 to 1400° C. can be supplied for a long period with a short preparation time, and fluctuation in the temperature during supply can be redu... | 12/07/1999 |
| 5993203 | Heat transfer enhancements for increasing fuel efficiency in high temperature furnaces Techniques for increasing the thermal efficiency of high temperature combustion sources such as glass and other process furnaces are disclosed. These techniques include one or more of the steps of co-firing of a carbonaceous solid fuel or heavy fuel oil w... | 11/30/1999 |
| 5957684 | Heating method and apparatus A regenerative atmosphere-gas heating system includes at least three regenerative heaters. Each of these regenerative heaters successively cycles through a combustion state, an atmosphere gas heating state and an atmosphere gas sucking state. As a result,... | 09/28/1999 |
| 5934899 | In-line method of burner firing and NOx emission control for glass melting A process and apparatus for combustion of a fuel and oxidant in which a first portion of a fuel is mixed with an oxidant to form a fuel-lean fuel/oxidant mixture in a fuel-lean combustion zone. The remaining portion of fuel is mixed with the fuel-lean fue... | 08/10/1999 |
| 5931663 | Purge system for regenerative thermal oxidizer A continuous system and method for purging waste gases from dual heat exchange beds associated with a regenerative thermal oxidizer are disclosed. The system includes a purge recovery tank, a stack open to the atmosphere, a stack bypass, a stack valve in ... | 08/03/1999 |
| 5931653 | Low nitrogen oxide burner and burning method The present invention relates to a low nitrogen oxygen regenerative burner, a regenerative burner system and a regenerative burning method. The low nitrogen oxide regenerative burner is comprised of one or more pairs of regenerators having a regenerating ... | 08/03/1999 |
| 5921771 | Regenerative oxygen preheat process for oxy-fuel fired furnaces A method and apparatus for supplying oxygen to an oxy-fuel fired furnace that has been preheated by heated flue gas recycled from the furnace. One or more regenerators are provided each having at least a first and a second regenerator bed. The beds are al... | 07/13/1999 |
| 5890457 | Boiler A boiler is provided with a radiation heat transfer section in its combustion chamber, which has therein, at least one regenerative-heating burner system including a pair of burners each with a regenerative bed. The burners receive combustion air and exha... | 04/06/1999 |
| 5888063 | Method and apparatus for quick purging a multiple bed regenerative fume incinerator A method of quick purging beds of a regenerative fume incinerator which is practically applicable for use in 2, 3 and 4 bed incinerators. For a very short purge period near the end of an operating time cycle, the bed being switched from receiving impure g... | 03/30/1999 |
| 5876197 | Method for heating a fuel-fired industrial furnace and regenerator/burner system therefor In order to create a regenerative, energy-saving fuel firing for an industrial furnace, particularly for a metal smelting furnace, that can flexibly take all possible time and space operating conditions and demands of the furnace to be heated as well as t... | 03/02/1999 |
| 5848885 | Regenerative burner and regenerative heat exchange system applicable thereto A regenerative heat exchange system performs heat exchange by alternately passing combustion exhaust gas as high-temperature fluid and combustion air as low-temperature fluid through a fixed regenerator. A regenerative burner carries out combustion using ... | 12/15/1998 |
| 5839894 | Method for the thermal dedusting of regenerative afterburning systems without the release of contaminants and without interruption of the main exhaust gas stream The invention relates to a method for the automatic and energy-saving dedusting of organic deposits on heat exchangers of regenerative afterburning systems without secondary emissions. Through a special guiding of the exhaust gas, the partial exhaust-air ... | 11/24/1998 |
| 5823769 | In-line method of burner firing and NOx emission control for glass melting A process and apparatus for combustion of a fuel and oxidant in which a first portion of a fuel is mixed with an oxidant to form a fuel-lean fuel/oxidant mixture in a fuel-lean combustion zone. The remaining portion of fuel is mixed with the fuel-lean fue... | 10/20/1998 |
