Matches 1 - 50 out of 91 1 2 >


Match Document Document Title
US20140099239 Reduced sorbent utilization for circulating dry scrubbers  
Circulating dry scrubbing (CDS) systems and methods utilizes a particle classification unit operation to separate unreacted sorbent (such as lime, limestone, or sodium-based sorbent) such that a...
US20110280769 SYSTEM AND PROCESS FOR INJECTING CATALYST AND/OR ADDITIVES INTO A FLUIDIZED CATALYTIC CRACKING UNIT  
A preferred embodiment of a system for loading catalyst and/or additives into a fluidized catalytic cracking unit includes a bin for storing at least one of the catalyst and/or additives, and a...
US20130172173 UPFLOW REGENERATION OF FCC CATALYST FOR MULTI STAGE CRACKING  
This invention relates to a process and an apparatus for regeneration of spent FCC catalyst using multiple reactors operation resulting in wide variation of coke on spent catalyst are disclosed....
US20090064580 VENTURI INSERTS, INTERCHANGEABLE VENTURIS, AND METHODS OF FLUIDIZING  
A fluidized bed apparatus having an agglomeration passage in which is positioned a removeable venturi inset.
US20110203970 SYSTEM AND PROCESS FOR INJECTING CATALYST AND/OR ADDITIVES INTO A FLUIDIZED CATALYTIC CRACKING UNIT  
Systems for loading catalyst and/or additives into a fluidized catalytic cracking unit are disclosed. Methods of making and using the systems are also disclosed.
US20150093296 PROCESS AND PLANT FOR REFINING RAW MATERIALS CONTAINING ORGANIC CONSTITUENTS  
A plant for refining raw materials containing organic constituents includes a reactor configured to receive raw materials; a furnace configured to receive solids and fuel from the reactor; a...
US20130236367 PRODUCTION OF POLYCRYSTALLINE SILICON IN SUBSTANTIALLY CLOSED-LOOP SYSTEMS  
Production of polycrystalline silicon in a substantially closed-loop process is disclosed. The processes generally include decomposition of trichlorosilane produced from metallurgical grade silicon.
US20120100042 Production of Polycrystalline Silicon in Substantially Closed-Loop Systems  
Production of polycrystalline silicon in a substantially closed-loop process is disclosed. The processes generally include decomposition of trichlorosilane produced from metallurgical grade silicon.
US20100061912 Apparatus for high temperature hydrolysis of water reactive halosilanes and halides and process for making same  
A process for high temperature hydrolysis of halosilanes and halides with the steps of: providing a bed of fluidized particulate material heated to at least 300° C., injecting steam and an excess...
US20140271380 FLUIDIZED BED REACTOR HEATER  
This invention is a heater used to heat the feed process gas from 450° C. to greater than about 600° C. for the fluidized bed reactor (FBR) used for conversion of silicon tetrachloride (STC) to...
US20140338531 SOLIDS TRANSPORT IN FLUE GAS DESULFURIZATION SYSTEM  
A solids transport system for use in a flue gas desulfurization system is disclosed. Flue gas can be recycled from downstream and used as a fluidizing gas for transporting solids between different...
US20150123039 ROTARY DISC DEVICE IN A ROTARY FLUIDISED BED AND METHOD USING SAID DEVICE  
The invention relates to a rotary disc device (1) in a rotary fluidised bed, the outer edge of said disc rotating inside, and faster than, the fluidised bed, thereby allowing: the rotation speed...
US20070189935 System and process for injecting catalyst and/or additives into a fluidized catalytic cracking unit  
A preferred embodiment of a system for loading catalyst and/or additives into a fluidized catalytic cracking unit includes a bin for storing at least one of the catalyst and/or additives, and a...
US20120171102 FLUIDIZED BED REACTOR FOR PRODUCTION OF HIGH PURITY SILICON  
Methods and apparatus for the production of high purity silicon including a fluidized bed reactor with one or more protective layers deposited on an inside surface of the fluidized bed reactor....
US20120183686 REACTOR SYSTEM AND METHOD OF POLYCRYSTALLINE SILICON PRODUCTION THEREWITH  
Embodiments of a method for reducing or mitigating metal contamination of polycrystalline silicon are disclosed. In particular the disclosure relates to a method of mitigating metal contamination...
US20060104872 Fluidized-bed gasification furnace  
The present invention relates to a fluidized-bed gasification furnace in a gasification and slagging combustion system for gasifying combustibles, delivering produced gas and char into a slagging...
US20100129264 High Purity Magnetite Formation Process and Apparatus, and Product Thereof  
A process of producing magnetite with a high purity of greater than 90% magnetite, more typically greater than 98% magnetite, by reducing powdered hematite into magnetite under maximum...
US20130078158 FUEL GASIFICATION SYSTEM  
A fuel gasification system including a gasification furnace including a fluidized bed formed by fluidizing reactant gas for gasifying fuel charged into gasification gas and flammable solid...
US20150258516 SYSTEM AND METHOD FOR CATALYST LOADING/MIXING  
A catalyst loading system comprising: a vessel comprising at least one gas distribution nozzle at or near the bottom of the vessel, a top fluid distributor located at or near the top of the...
US20140158941 Second Stage Gasifier In Staged Gasification And Integrated Process  
A second stage gasification unit in a staged gasification integrated process flow scheme and operating methods are disclosed to gasify a wide range of low reactivity fuels. The inclusion of second...
US20130089470 GASIFICATION FURNACE RAW MATERIAL SUPPLYING APPARATUS  
In the gasification furnace raw material supplying apparatus, the protective gas (36) is jetted toward the fluidized bed (4) formed in the fluidized bed gasification furnace (1) from an end...
US20100017312 MATERIAL DELIVERY SYSTEM TO ONE OR MORE UNITS AND METHODS OF SUCH DELIVERY  
Material delivery systems and methods are disclosed. A material delivery system includes a delivery vessel and at least one dispense mechanism outlet. The delivery vessel is configured to deliver...
US20080152551 SCREENLESS MOVING BED REACTOR  
An apparatus is presented for contacting a bed of particulate material with a cross flowing fluid, and which maintains the bed of particulate material within a retention volume. The apparatus...
US20100047136 HIGH-PRESSURE FLUIDIZED BED REACTOR FOR PREPARING GRANULAR POLYCRYSTALLINE SILICON  
The present invention relates to a high-pressure fluidized bed reactor for preparing granular polycrystalline silicon, comprising (a) a reactor tube, (b) a reactor shell encompassing the reactor...
US20080152578 APPARATUS FOR PRODUCING A STABLE OXY-CHLORO ACID  
The current invention relates to an apparatus for the production of stable oxy-chloro acid. The invention allows for simple ion exchange while modifying the pH to allow the chlorous acid to be in...
US20120006723 Integrated Process For Steam Cracking  
This invention relates to a process and system for cracking hydrocarbon feedstock containing vacuum resid comprising: (a) subjecting a vacuum resid to a first thermal conversion in a thermal...
US20100047158 METHOD AND REACTOR FOR PRODUCTION OF HYDROGEN  
A method for production of hydrogen including reforming of a carbon comprising fuel is provided together with production plants adapted for obtaining hydrogen at lower temperatures and/or higher...
US20090324479 FLUIDIZED BED REACTOR SYSTEMS AND METHODS FOR REDUCING THE DEPOSITION OF SILICON ON REACTOR WALLS  
Gas distribution units of fluidized bed reactors are configured to direct thermally decomposable compounds to the center portion of the reactor and away from the reactor wall to prevent deposition...
US20090022632 Rotary Fluidized Bed Device and Method for Using Said Device  
The present invention relates to a device with a rotating fluidized bed in one or a succession of cylindrical chambers, in which injectors (12), distributed around the fixed circular wall (2) of...
US20070049782 Riser termination devices for reduced catalyst attrition and losses  
A gas-solids reaction system with termination devices to connect a riser with one or more separation devices. The termination devices have a radius of curvature that is at least 1.0 times as great...
US20090149611 POWDER TRANSFER DEVICE AND POLYOLEFIN PRODUCTION PROCESS  
The present invention provides a powder transfer device that has a simple construction, yet enables the powder discharge rate to be easily controlled, as well as a polyolefin powder production...
US20140348712 Solids Processing Valve  
A dome valve selectively dispenses a silicon product from a chamber of a vessel. The dome valve comprises a valve body defining a pass-through channel in communication with the chamber of the...
US20060049082 SELF-STRIPPING FCC RISER CYCLONE  
Apparatus and method are provided for separating and stripping suspensions comprising catalyst particles transported in vapors from the fluid catalytic cracking riser/reactor. Particles are...
US20140065049 INTERNAL CYCLONE FOR FLUIDIZED BED REACTOR  
A fluidized bed reactor comprising a reaction column having a fluid portion; a gas inflow means for flowing a gas upwardly from the fluid portion of the reaction column; a particle feed means for...
US20080035526 Device for Contacting High Contaminated Feedstocks with Catalyst in an FCC Unit  
An FCC process and apparatus comprising an enlarged riser section and a distributor in an elevated position and with an opening in its tip away from riser walls may reduce coke build-up along the...
US20090238730 Horizontal Fluidised Bed Reactor  
A reactor for contacting a fluid with a granular solid, the reactor including: a reactor housing including a reaction zone in which the fluid and the granular solid are contacted together; a...
US20080081006 Advanced elevated feed distribution system for very large diameter RCC reactor risers  
An FCC process and apparatus may include injecting hydrocarbon feedstock at different radial positions inside a riser. Multiple distributors may be used to position the openings for injecting...
US20150217252 TAPER FLUIDIZED BED REACTOR AND PROCESS FOR ITS USE  
A fluidized bed reactor includes a gas distributor, a tapered section above the gas distributor, and an expanded head above the tapered section. The gas distributor defines a plurality of inlets...
US20140377139 MIXING DEVICE FOR MIXING RAW MATERIAL AND CATALYST IN FLUID CATALYTIC CRACKING DEVICE  
A mixing device used in a fluidized catalytic cracking apparatus which mixes feed and a catalyst includes a cylindrical reaction container which supplies a catalyst in a vertical direction; a...
US20110206563 CIRCULATING FLUID BED REACTOR WITH IMPROVED CIRCULATION  
A circulating fluid bed reactor such as that used in fluid coking processes has a circular dense bed reaction section above the reactor base where the fluidizing gas is injected and a plurality of...
US20090169465 Fluidizing bed apparatus for producing carbon nanotubes and carbon nanotube production facility and method using the same  
Provided is an apparatus for producing carbon nanotubes. The apparatus includes a reaction chamber and a rotating member. The reaction chamber provides a reaction space in which metal catalysts...
US20100119419 TWO PHASE INJECTOR FOR FLUIDIZED BED REACTOR  
A fluidized-bed reactor for producing hydrogen from methane by steam reforming includes a flow splitter that splits a dense-phase flow of a gas having entrained calcium oxide particles into a...
US20140030154 SYSTEM FOR CATALYTIC REACTION  
A system includes a reactor-adsorber configured to receive a gas, a regenerator configured to receive a saturated CO2 adsorption material from the reactor-adsorber, a first solids pressurizing...
US20100124525 ZERO-HEAT-BURDEN FLUIDIZED BED REACTOR FOR HYDRO-CHLORINATION OF SiCl4 and M.G.-Si  
The present invention is a process of producing chlorosilanes from a reaction of silicon tetrachloride in the presence of metallurgical grade silicon in a fluidized bed reactor, such that the...
US20090214395 Raw Material Efficiency Method and Process  
A method and apparatus are disclosed for controlling product discharge from a fluidized bed reactor and for minimizing the loss of the unreacted monomer in the fluidizing gas upon removing the...
US20130149228 METHOD, SYSTEM AND APPARATUS FOR CONTROLLING PARTICLE SIZE IN A FLUIDIZED BED REACTOR  
A method, system, and apparatus for controlling the average particle size and the particle size distribution during a fluidized bed process in a fluidized bed reactor. More particularly, this...
US20090269252 Operation of catalyst withdrawal wells with packing  
An improved fluidized catalyst withdrawal well containing packing or other structured internals is disclosed for improving the flow of particular solids between two apparatus, such as between a...
US20110300027 Reactor for generating a product gas by allothermic gasification of carbonaceous raw materials  
A product gas is generated from carbonaceous raw materials by allothermic gasification in a reactor. The reactor includes a pressure-charged reformer reactor for gasification of the carbonaceous...
US20100034709 FLUID BED REACTORS AND ASSOCIATED METHODS  
In one embodiment of the present invention a fluid bed reactor is provided, comprising: a housing, at least one tray disposed within the housing, at least one motor operatively connected to the at...
US20090060826 Apparatus and Method for Continuous High Temperature Gas Treatment of Particulate Matter  
An object of the present invention is to provide an apparatus for continuous high temperature gas treatment of particulate matter, which can perform uniform high temperature gas treatment of...

Matches 1 - 50 out of 91 1 2 >