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WO/2017/155428A1 |
The invention relates to waste incineration furnaces for incinerating waste or low-grade fuels. A method for thermally decontaminating solid municipal waste in molten slag includes loading a charge material into a working chamber, combus...
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WO/2017/086037A1 |
Disclosed is a reacting furnace wherein a gas is supplied from a gas supply section that is provided in a bottom wall surface, and a flowing state of a fluid is formed. The reacting furnace is provided with: a protection material, which ...
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WO/2017/076414A1 |
The present invention relates to a preheater system for preparation of industrial use aggregate material. The invention concerns a system comprising a preheater and inter- faced with a dryer configured with a heater or a burner.
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WO/2017/060369A1 |
The invention relates to multi-stage cement calcining plant suspension preheater of the kind mentioned in the introduction, wherein the preheater comprises a top separator comprising a central tube entering the top separator in a lowermo...
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WO/2017/024247A1 |
Methods and apparatus for reducing the content of controlled acidic pollutants in clinker kiln emissions are disclosed. The methods and apparatus include introducing bypass dust produced during production of clinker into one or more loca...
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WO/2017/005501A1 |
The above invention relates to a process for the roasting of ore particles containing carbon and/or sulfur, wherein the particles are fed into the reactor for roasting. Anoxygen containing gas is introduced, wherein the particles are roa...
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WO/2016/136485A1 |
[Problem] To improve the flowability of a material gypsum deposit layer in a furnace to thereby prevent the development of "unevenness" in calcined gypsum, while also reducing fuel consumption in a calcining furnace. [Solution] A gypsum ...
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WO/2016/115486A1 |
A power generation system for converting organic fuel into thermal energy and electric power. A reaction of organic fuel with highly reactive species generated from a catalytic media of suspended silica particles induces an enhanced exot...
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WO/2016/108955A1 |
Fluidized bed reactor systems for producing high purity silicon-coated particles are disclosed. A vessel has an outer shell, an insulation layer inwardly of the outer shell, a concentric inner shell inwardly of the outer shell, and a con...
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WO/2016/092100A1 |
The invention relates to a method of making a mineral melt, the method comprising providing a circulating combustion chamber which comprises an upper zone, a lower zone and a base zone, injecting primary particulate fuel and particulate ...
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WO/2016/074095A1 |
A burner for a flash smelting furnace comprises a tubular lance enclosing a first gas flow passage and having a lower end portion which includes one or more gas outlet passages. The lower end portion has upper and lower annular sealing s...
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WO/2016/009289A1 |
A grid nozzle assembly for a fluidized bed reactor, a fluidized bed reactor with a grid nozzle assembly, a method of mounting a grid nozzle assembly as a replacement in a fluidized bed reactor, and a method of replacing a grid nozzle ass...
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WO/2016/001813A1 |
The present invention is related to a circulating fluidized bed gasification or combustion system (1) using coal or biomass as raw material and comprising a combustion/gasification reactor (2); a cyclone (3) which is in connection with t...
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WO/2015/128714A1 |
The device for pre-heating cement raw meal for cement clinker production comprises at least one heat exchanger line for discharging cement raw meal in counterflow to hot gases drawn through the heat exchanger line and a supporting struct...
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WO/2015/117861A1 |
The invention relates to a method for reducing metal oxide-containing feedstock (1), in which the metal-oxide containing feedstock (1) is reduced in at least two fluidised bed aggregates (RA, RE) using a reduction gas (2), at least part ...
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WO/2015/086191A1 |
Air distribution nozzle and fluidized bed including said nozzle, the nozzle including a gas inlet pipe (10) and an air ditribution cap (20) defining a space (S) inbetween them, first air outlet means (12) allowing air to flow from the ga...
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WO/2015/074003A1 |
A fluidized bed system having a containment vessel, a precast and predried monolithic refractory floor module positioned in the vessel, and a plurality of precast and predried monolithic refractory wall modules stacked within the vessel....
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WO/2014/202534A1 |
The present invention relates to a heating module for use in a pyrohydrolysis reactor, the heating module comprising: -- a fuel distribution system being in fluid communication with a fuel source, -- a carrier element having a plurality ...
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WO/2014/201556A1 |
A feed charging device comprises a holding vessel having an interior chamber for holding a reserve of a solid particulate feed material in a fluidized state, wherein the feed material is held in said fluidized state in a lower zone of th...
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WO/2014/175208A1 |
A fluidized bed system equipped with: a main nozzle group (a first nozzle group) (144) provided within a fluidized bed furnace (130); an auxiliary nozzle group (a second nozzle group) (154) provided within the fluidized bed furnace; a fi...
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WO/2014/152070A1 |
A method, apparatus and system for recycling ash fines emanating from fluidized bed reactor to ash classifier thereof. The fluidized bed reactor comprises a reaction vessel, a conical gas distribution grid positioned therein which define...
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WO/2014/141828A1 |
A gas nozzle attachment structure is provided with: a gas pipe (23) that is embedded in bottom sections of a furnace (3) having a combustion chamber (4), and extends upward toward the combustion chamber (4); and a gas nozzle (25) that is...
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WO/2014/103302A1 |
Provided is a fluidized calcination furnace that reduces the uncombusted ratio at the fluidized calcination furnace outlet and thus can carry out sufficient calcination while preventing occlusion of a preheater even when pulverized coal,...
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WO/2014/058088A1 |
One embodiment of the present invention provides a reducing gas blowing apparatus for a fluidized reduction furnace, for providing a reducing gas to a fluidized bed formed on the top of a distribution plate having a passage formed therei...
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WO/2014/047467A2 |
A device for roasting spent activated carbon, waste sludges, or other organic wastes, includes a downdraft bed furnace, a first adsorber fluidly coupled to the furnace including a closed tank of adsorber process solution, a venturi scrub...
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WO/2013/171001A1 |
The invention relates to a method and a device for introducing fine particle-shaped material (4) comprising ferritic particles into an fluidised bed reduction unit (1) having an fluidised bed (24), wherein the temperature in the fluidise...
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WO/2013/156548A1 |
The invention relates to an apparatus for production of metal sponge or pig iron from metal oxide-containing material in piece form using a reduction gas, comprising a reduction reactor shaft (1) and several reduction gas inlet lines whi...
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WO/2013/144872A1 |
The present invention relates to a method for capturing carbon dioxide CO2 by carbonation in a circulating fluidized bed (CFB) carbonation reactor (10) wherein temperature profile is adjusted by recirculation of solid fractions of metal ...
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WO/2013/101927A1 |
The current invention provides for a limestone preheater which segregates material according to particle size and further provides for material bed depth adjustment, preferably during operation. Pursuant to the present invention, changes...
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WO/2013/064981A1 |
The invention relates to a method for decarbonisation of metal carbonate MeCO3 comprising into metal oxide MeO and carbon dioxide CO2: fluidizing MeCO3 in a fluidized bed reactor using CO2 rich exhaust gas stream from an oxy combustion p...
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WO/2013/035615A1 |
The present invention is related to a fluidized bed furnace capable of drying and thermally decomposing waste at a slow rate over the whole furnace in such a way that: by forming a fixed bed adjacent to a fluidized bed, the waste is move...
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WO/2013/028770A1 |
A system and method for trapping and collecting volatile compounds is described. The system and method generally include a trapping column including adsorption materials positioned within a lumen of the trapping column, an oven for heati...
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WO/2012/117359A2 |
The present invention relates to a device and a method for the abatement of fines, of the type PM10 and of the type PM2.5 for example, which device and method are based on the use of a fluidized bed and the slowing down of the flow veloc...
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WO/2012/061026A1 |
A preheating apparatus for particulate material using hot kiln gases to preheat the particular material. The apparatus has a means to cool the hot kiln gases prior to the gases being exhausted from the preheating apparatus.
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WO/2012/038598A1 |
The present invention relates to a treatment system (20) for removing bed material of a fluidized bed reactor (10) from the fluidized bed reactor and for cooling the bed material to be removed, which treatment system (20) comprises a tre...
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WO/2012/036845A1 |
A cyclone separator that collects entrained solid particles from a gas stream, comprising a cylindrical body, an inlet duct connected to the body, and a gas outlet tube connected to the body at its upper end. The ratio of the distance be...
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WO/2012/022067A1 |
A process for calcining fine lime is provided. The fine limestone particles with water content of less than 4% and particle size of less than 15mm are conveyed to the small silo from the raw materials storehouse for temporary storage, an...
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WO/2011/104434A1 |
The present invention relates to a fluidized bed reactor arrangement (10), in which a fluidized bed reactor comprises at least a bottom portion (12), a roof portion (16) and at least one side wall (14.1 ) vertically extending between the...
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WO/2011/090689A1 |
Fluidized bed reactor systems and distributors are disclosed as well as processes for producing polycrystalline silicon from a thermally decomposable silicon compound such as trichlorosilane. The processes generally involve reduction of ...
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WO/2011/079055A1 |
In a process for the hydration of a material containing CaO, the material is contacted with water near the bottom of a vertical gas suspension column to thereby at least partially hydrate the material. The material is thereafter transpor...
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WO/2011/058693A1 |
Provided is a mixing/calcining furnace of the fluidized bed-type or spouted bed-type whereby CO2 gas, which is generated in the course of mixing a material to be calcined with a superheat calcined material and calcining the same, can be ...
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WO/2011/023621A1 |
The present invention relates to a supply chute for supplying sinter material onto a sinter cooler, and to a method for supplying sinter material from a sinter belt onto a sinter cooler. Sinter material introduced into the supply chute h...
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WO/2011/020945A1 |
A method and an arrangement for optimising combustion conditions in a fluidised-bed boiler, in which combustion gas is fed at two or more height levels, the first of which is a primary level (P) which is located at the height of a furnac...
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WO/2011/016912A1 |
A system (100) for calcining natural gypsum, synthetic gypsum (112) or a combination thereof, the system including: a mill (114) for grinding and drying natural gypsum, synthetic gypsum (112) or a combination thereof, to produce dried gy...
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WO/2011/011280A1 |
The present invention provides a compact riser separation system for Fluid Catalytic Cracking reactors possessing an external riser system wherein the riser enters the reactor from outside the reactor vessel.
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WO/2010/075670A1 |
Provided is a process for producing phosphoric acid in a blast furnace, which comprises the following steps: forming a mixture of phosphate ore, carbon, limestone and silica in a desired proportion, smelting the mixture in the blast furn...
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WO/2010/060855A1 |
The invention relates to a method and a plant for producing cement by blending hydraulic clinker and a latently hydraulic mixture of minerals, the hydraulic clinker being burned separately from the latently hydraulic mixture of minerals....
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WO/2010/055618A1 |
Provided is a fluidized bed device (3) including a fluidized bed (2) of a fluid medium that is formed in the interior of a fluidized bed container (1)by a gas, wherein the width of the introduction port (4a) of a throwing-in nozzle (4) w...
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WO/2010/036367A1 |
Fouling in the scrubber section of a fluid coker unit is reduced by providing baffles to improve the uniformity of the gas flow profile in the scrubber by reducing the gas velocity of the cyclone outlet gases in the scrubber section of t...
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WO/2010/009530A1 |
A method and apparatus are disclosed for controlling a temperature within a reactor vessel such as an autoclave operating at elevated temperature and pressure. The apparatus includes a preheating vessel for preheating a feed material suc...
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