Patent application number | Description | Published |
20090000195 | Gasifier and gasifier system for pyrolizing organic materials - A gasifier and gasifier system based on the gasifier, which contains as a major component, a novel feed system for feeding organic materials into the burn pile of the gasifier. The gasifier feed system is a horizontal auger driven feed system that feeds directly through a ceramic elbow into the furnace without having to auger the feed through significant vertical elevations. | 01-01-2009 |
20090000301 | Ceramic intermittently sealable refractory tile and controlled air continuous gasifiers - High temperature intermittently sealable refractory tile and controlled air continuous gasifiers (rotary kilns) that are manufactured using such refractory tile, waste to energy systems that have such gasifiers as part of the system, and processes in which such waste to energy systems are used, for example, co-generation steam and power plants using biomass as the fuel for the process. | 01-01-2009 |
20090004615 | Roller hearth calcining furnace and method of use - A roller hearth calcining furnace that uses a movable fluid bed that is transported through plural heating modules, each heating module independently heated using an indirect heating system. The indirect heating system includes an oxidizer, an all-ceramic, indirect, air-to-air heat exchanger, and one or more metal heat exchangers. The oxidizer can be fired with oil, coal, natural gas or other means, is impervious to attack from dirty fuels, and produces clean hot air for productive use. The movable fluid bed includes a permeable silicon carbide ceramic plate that resides within, and is supported by, a sagger or tray. The sagger is transported on rollers through the plural heating modules, and thus different temperature zones within a furnace as required by the temperature profile of the material being calcined. | 01-01-2009 |
20090266081 | Pyrolyzing gasification system and method of use - Pyrolyzing gasification system and method of use including primary combustion of non-uniform solid fuels such as biomass and solid wastes within a refractory lined gasifier, secondary combustion of primary combustion gas within a staged, cyclonic, refractory lined oxidizer, and heat energy recovery from the oxidized flue gas within an indirect air-to-air all-ceramic heat exchanger or external combustion engine. Primary combustion occurs at low substoichiometric air percentages of 10-30 percent and at temperatures below 1000 degrees F. Secondary combustion is staged and controlled for low NOx formation and prevention of formation of CO, hydrocarbons, and VOCs. The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection. Gasifier air injection includes tuyere arrays, lances, or both. The oxidizer includes three serially aligned stages separated by air injecting baffles, and ability to adjust the exit air temperature. | 10-29-2009 |
20100224350 | Heat exchangers with novel ball joints and assemblies and processes using such heat exchangers - What is disclosed herein deals with low to medium pressure, high temperature, all ceramic, air-to-air, indirect heat exchangers, novel ball joints, high load-bearing ceramic tube sheets, and tube seal extenders for ceramic tubes that are useful in such heat exchangers. Also disclosed are new and novel systems used in new and novel industrial processes such as chemical processing, sludge destruction and the production of particulates such as, for example, carbon black. Systems utilizing several heat exchangers are also disclosed. | 09-09-2010 |
20100313796 | BIOMASS GASIFICATION IN ATMOSPHERES MODIFIED BY FLUE GAS - Systems and methods are provided for generating energy from biomass. A gasifier is provided for generating syngas from the biomass. The gasifier comprises a housing for providing a first, oxygen starved environment in which the biomass is sub-stoichiometrically combusted to generate syngas—an effluent comprising gaseous combustibles. An oxidizer is connected to receive the syngas from the gasifier and configured to oxidize the syngas in a second environment distinct from the first, oxygen starved environment and to thereby generate heat energy. An oxidative agent supply mechanism introduces an oxidative agent to the first, oxygen starved environment in the gasifier housing, the oxidative agent comprising a mixture of flue gas and air. | 12-16-2010 |
20110265489 | Pyrolyzing gasification system and method of use - Pyrolyzing gasification system and method of use including primary combustion of non-uniform solid fuels such as biomass and solid wastes within a refractory lined gasifier, secondary combustion of primary combustion gas within a staged, cyclonic, refractory lined oxidizer, and heat energy recovery from the oxidized flue gas within an indirect air-to-air all-ceramic heat exchanger or external combustion engine. Primary combustion occurs at low substoichoimetric air percentages of 10-30 percent and at temperatures below 1000 degrees F. Secondary combustion is staged and controlled for low NOx formation and prevention of formation of CO, hydrocarbons, and VOCs. The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection. Gasifier air injection includes tuyere arrays, lances, or both. The oxidizer includes three serially aligned stages separated by air injecting baffles, and ability to adjust the exit air temperature. | 11-03-2011 |
20120137582 | BIOMASS GASIFICATION IN ATMOSPHERES MODIFIED BY FLUE GAS - Systems and methods are provided for generating energy from biomass. A gasifier is provided for generating syngas from the biomass. The gasifier comprises a housing for providing a first, oxygen starved environment in which the biomass is sub-stoichiometrically combusted to generate syngas—an effluent comprising gaseous combustibles. An oxidizer is connected to receive the syngas from the gasifier and configured to oxidize the syngas in a second environment distinct from the first, oxygen starved environment and to thereby generate heat energy. An oxidative agent supply mechanism introduces an oxidative agent to the first, oxygen starved environment in the gasifier housing, the oxidative agent comprising a mixture of flue gas and air. | 06-07-2012 |
20120312026 | Pyrolyzing gasification system and method of use - Pyrolyzing gasification system and method of use including primary combustion of non-uniform solid fuels such as biomass and solid wastes within a refractory lined gasifier, secondary combustion of primary combustion gas within a staged, cyclonic, refractory lined oxidizer, and heat energy recovery from the oxidized flue gas within an indirect air-to-air all-ceramic heat exchanger or external combustion engine. Primary combustion occurs at low substoichoimetric air percentages of 10-30 percent and at temperatures below 1000 degrees F. Secondary combustion is staged and controlled for low NOx formation and prevention of formation of CO, hydrocarbons, and VOCs. The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection. Gasifier air injection includes tuyere arrays, lances, or both. The oxidizer includes three serially aligned stages separated by air injecting baffles, and ability to adjust the exit air temperature. | 12-13-2012 |
20120322016 | ROLLER HEARTH CALCINING FURNACE AND METHOD OF USE - A roller hearth calcining furnace that uses a movable fluid bed that is transported through plural heating modules, each heating module independently heated using an indirect heating system. The indirect heating system includes an oxidizer, an all-ceramic, indirect, air-to-air heat exchanger, and one or more metal heat exchangers. The oxidizer can be fired with oil, coal, natural gas or other means, is impervious to attack from dirty fuels, and produces clean hot air for productive use. The movable fluid bed includes a permeable silicon carbide ceramic plate that resides within, and is supported by, a sagger or tray. The sagger is transported on rollers through the plural heating modules, and thus different temperature zones within a furnace as required by the temperature profile of the material being calcined. | 12-20-2012 |
20130000319 | Pyrolyzing gasification systems and method of use - Pyrolyzing gasification system and method of use including primary combustion of non-uniform solid fuels such as biomass and solid wastes within a refractory lined gasifier, secondary combustion of primary combustion gas within a staged, cyclonic, refractory lined oxidizer, and heat energy recovery from the oxidized flue gas within an indirect air-to-air all-ceramic heat exchanger or external combustion engine. Primary combustion occurs at low substoichoimetric air percentages of 10-30 percent and at temperatures below 1000 degrees F. Secondary combustion is staged and controlled for low NOx formation and prevention of formation of CO, hydrocarbons, and VOCs. The gasifier includes a furnace bed segmented into individual cells, each cell is independently monitored using a ramp temperature probe, and provided with controlled air injection. Gasifier air injection includes tuyere arrays, lances, or both. The oxidizer includes three serially aligned stages separated by air injecting baffles, and ability to adjust the exit air temperature. | 01-03-2013 |
20130036746 | CERAMIC INTERMITTENTLY SEALABLE REFRACTORY TILE AND CONTROLLED AIR CONTINUOUS GASIFIERS - High temperature intermittently sealable refractory tile and controlled air continuous gasifiers (rotary kilns) that are manufactured using such refractory tile, waste to energy systems that have such gasifiers as part of the system, and processes in which such waste to energy systems are used, for example, co-generation steam and power plants using biomass as the fuel for the process. | 02-14-2013 |
Patent application number | Description | Published |
20120111766 | PRODUCTS PRODUCED FROM RAPID THERMAL PROCESSING OF HEAVY HYDROCARBON FEEDSTOCKS - The present invention is directed to the upgrading of heavy hydrocarbon feedstock that utilizes a short residence pyrolytic reactor operating under conditions that cracks and chemically upgrades the feedstock. The process of the present invention provides for the preparation of a partially upgraded feedstock exhibiting reduced viscosity and increased API gravity. This process selectively removes metals, salts, water and nitrogen from the feedstock, while at the same time maximizes the yield of the liquid product, and minimizes coke and gas production. Furthermore, this process reduces the viscosity of the feedstock in order to permit pipeline transport, if desired, of the upgraded feedstock with little or no addition of diluents. | 05-10-2012 |
20120125815 | RAPID THERMAL PROCESSING OF HEAVY HYDROCARBON FEEDSTOCKS - The present invention is directed to the upgrading of heavy hydrocarbon feedstock that utilizes a short residence pyrolytic reactor operating under conditions that cracks and chemically upgrades the feedstock. The method for upgrading a heavy hydrocarbon feedstock comprises introducing a particulate heat carrier into an upflow reactor, introducing the heavy hydrocarbon feedstock into the upflow reactor at a location above that of the particulate heat carrier so that a loading ratio of the particulate heat carrier to feedstock is from about 15:1 to about 200:1, allowing the heavy hydrocarbon feedstock to interact with the heat carrier with a residence time of less than about 1 second, to produce a product stream, separating the product stream from the particulate heat carrier, regenerating the particulate heat carrier, and collecting a gaseous and liquid product from the product stream. | 05-24-2012 |
20120279825 | RAPID THERMAL PROCESSING OF HEAVY HYDROCARBON FEEDSTOCKS - The present invention is directed to the upgrading of heavy hydrocarbon feedstock that utilizes a short residence pyrolytic reactor operating under conditions that cracks and chemically upgrades the feedstock. The method for upgrading a heavy hydrocarbon feedstock comprises introducing a particulate heat carrier into an upflow reactor, introducing the heavy hydrocarbon feedstock into the upflow reactor at a location above that of the particulate heat carrier so that a loading ratio of the particulate heat carrier to feedstock is from about 15:1 to about 200:1, allowing the heavy hydrocarbon feedstock to interact with the heat carrier with a residence time of less than about 1 second, to produce a product stream, separating the product stream from the particulate heat carrier, regenerating the particulate heat carrier, and collecting a gaseous and liquid product from the product stream. | 11-08-2012 |
Patent application number | Description | Published |
20130145683 | Systems and Methods for Renewable Fuel - The present application generally relates to the introduction of a renewable fuel oil as a feedstock into refinery systems or field upgrading equipment. For example, the present application is directed to methods of introducing a liquid thermally produced from biomass into a petroleum conversion unit; for example, a refinery fluid catalytic cracker (FCC), a coker, a field upgrader system, a hydrocracker, and/or hydrotreating unit; for co-processing with petroleum fractions, petroleum fraction reactants, and/or petroleum fraction feedstocks and the products, e.g., fuels, and uses and value of the products resulting therefrom. | 06-13-2013 |
20150059235 | METHODS FOR RENEWABLE FUELS WITH REDUCED WASTE STREAMS - The present application generally relates to the introduction of a reduced volatility renewable fuel oil as a feedstock and processing it with a petroleum stream in the presence of a catalyst to reduce the generation of waste streams in refinery systems or field upgrading equipment. | 03-05-2015 |
20150065759 | EXTERNAL STEAM REDUCTION METHOD IN A FLUIDIZED CATALYTIC CRACKER - The present disclosure generally relates to methods to reduce the external steam supplied to a fluidized catalytic cracker by injecting a stream comprising a water-containing renewable fuel oil into a riser of a fluidized catalytic cracker. | 03-05-2015 |
20150065760 | FLUIDIZED CATALYTIC CRACKER RISER QUENCH SYSTEM - The present application generally relates to a riser quench system comprising a quench line and one or more quench injecting ports for injecting a renewable fuel oil into the riser of a fluidized catalytic cracker co-processing a renewable fuel oil and a petroleum fraction as reactants. | 03-05-2015 |
20150066731 | METHOD OF TRADING CELLULOSIC-RENEWABLE IDENTIFICATION NUMBERS - The present application generally relates to a method of trading cellulosic-renewable identification numbers by co-processing a renewable fuel oil with a petroleum fraction to form a renewable identification number-compliant fuel, obtaining one or more renewable identification numbers, and transferring the rights of renewable identification numbers. | 03-05-2015 |
20150068107 | Systems and Methods for Renewable Fuel - The present application generally relates to the introduction of a renewable fuel oil as a feedstock into refinery systems or field upgrading equipment. For example, the present application is directed to methods of introducing a liquid thermally produced from biomass into a petroleum conversion unit; for example, a refinery fluid catalytic cracker (FCC), a coker, a field upgrader system, a hydrocracker, and/or hydrotreating unit; for co-processing with petroleum fractions, petroleum fraction reactants, and/or petroleum fraction feedstocks and the products, e.g., fuels, and uses and value of the products resulting therefrom. | 03-12-2015 |