With Molding Patents (Class 44/636)
-
Publication number: 20150027038Abstract: Process for producing a briquette containing carbon carriers (2): mixing the carbon carriers (2) together with a binder system (3) with introduction of steam and the mixture obtained is pressed to form briquettes. At least one of drying carbon carriers (2), setting the temperature of the carbon carriers (2) to be mixed with the binder system before mixing or heat treating the briquettes after pressing by direct or indirect interaction with superheated steam. Waste steam is at least part of the steam introduced during mixing. An apparatus for carrying out such a process has such interaction with steam, from which a waste steam conduit leads and opens directly or indirectly into the mixing device.Type: ApplicationFiled: March 28, 2013Publication date: January 29, 2015Applicant: SIEMENS VAI METALS TECHNOLOGIES GMBHInventors: Hado Heckmann, Robert Millner, Johann Wurm
-
Patent number: 8852301Abstract: A system for treating biomass for the production of a composition of lignin pellets .is disclosed. Pellets comprising at least 50 percent lignin by dry weight is disclosed. Also disclosed are pellets produced from a lignin composition by a process comprising: pre-treating lignocellulosic biomass into pre-treated biomass; separating the pre-treated biomass into a first liquid component comprising sugars and a first solids component comprising cellulose and the lignin composition; hydrolysing the first solids component of the pre-treated biomass into a hydrolysed biomass comprising sugars and the lignin composition; separating the hydrolysed biomass into a second liquid component comprising sugars and a second solids component comprising the lignin composition; supplying the second solids component comprising the lignin composition to a pelleting apparatus to produce the pellets; wherein the lignocellulosic biomass comprises cellulose, hemi-cellulose and lignin.Type: GrantFiled: June 30, 2010Date of Patent: October 7, 2014Assignee: POET Research, Inc.Inventor: Jason Bootsma
-
Publication number: 20140259895Abstract: The present invention provides portable pelletizing systems for in situ processing of biomass material to pellets. Systems according to embodiments of the invention have a complete set of processing components and an engine for powering the processing components. The processing components are interconnected. Loading, unloading, and coordination of each of the processing components is automatically controlled through a controller. A heat exchange network is integrated with the engine and the processing components, wherein the heat exchange network transfers heat between the engine and the processing components. The system is self-contained and may be transported using a vehicle so that the system may receive biomass material of varying composition and moisture content at a point of origin. The complete set of processing components may include an input, a means for reducing the size of the biomass material, a blender, a dryer, a conditioner, a pellet mill, a cooler, and an output.Type: ApplicationFiled: March 14, 2014Publication date: September 18, 2014Inventor: Thomas K. Mason
-
Publication number: 20140223810Abstract: The invention relates to a method and a system for efficient cooling of torrefied material which also increases energy yield and hydrophobicity of the torrefied product and decreases clogging of the cooling device. The method includes that at least a part of cooled torrefied material is mixed-back with hot torrefied material before the hot material is introduced into a cooling device for further cooling of the torrefied material.Type: ApplicationFiled: May 16, 2012Publication date: August 14, 2014Inventors: Anders Nordin, Linda Pommer, Katarina Åberg, Ingemar Olofsson, Martin Nordwaeger
-
Patent number: 8801812Abstract: [Problem] To provide a solid fuel suitable for thermal power generation by making use of the fruit seed or press cake thereof of a plant which grows in large quantities in nature. [Solution] The solid fuel comprises a composition containing 70 wt % or more, on dry basis, of the fruit seed or press cake thereof of Ricinus communis, Triadica sebifera, Jatropha curcas, Brassica rapa L. var. nippo-oleifera, Plamae, Zea mays or Prosopis glandulosa (honey mesquito) and is hot compression molded.Type: GrantFiled: October 20, 2010Date of Patent: August 12, 2014Assignee: Creative Co., Ltd.Inventor: Michihiro Kiyama
-
Patent number: 8652372Abstract: Coal compacts which are suitable for coking in coke oven chambers are prepared by pressing and compacting coal in a pressing device having a design which shapes the surface of the coal compacts to provide higher surface area. Already compacted coal blocks can be pressed to generate the surface shape. The resulting coal compacts exhibit significantly improved properties during the coking process, resulting in improved gas and heat exchange. A device for compacting coal preferably contains a plate provided with shaping elements on the pressing surface.Type: GrantFiled: February 19, 2010Date of Patent: February 18, 2014Assignee: Thyssenkrupp Uhde GmbHInventor: Ronald Kim
-
Patent number: 8613875Abstract: A method for production of coke chamber-compatible coal briquettes. Horizontally feeding coal into a pressing mold formed from a plate having two parallel terminating walls, which are stationary with respect to the direction of movement of the plate, and a terminating stop wall disposed transversely to the direction of movement of the plate. The side of the pressing mold open to coal is closed by a stationary wall, and the plate is locked in the horizontal direction for the pressing operation. The coal is compacted by a tamping device, having a vertically acting force onto pressing mold to produce a coal briquette. After completion of the coal briquette, the plate is moved horizontally in the longitudinal direction so that the space in the pressing mold becoming free in the horizontal direction is used for producing the next coal briquette. A device for carrying out the method is also disclosed.Type: GrantFiled: October 30, 2010Date of Patent: December 24, 2013Assignee: Thyssenkrupp Uhde GmbhInventor: Franz-Josef Schuecker
-
Publication number: 20130326940Abstract: Pelletized carbonized biomass-based fuel products, methods, and apparatuses are provided. Methods include applying a binder and a first amount of water to at least partially carbonized biomass, applying a second amount of water to the at least partially carbonized biomass, and pelletizing the at least partially carbonized biomass in an inert atmosphere. Apparatuses include a feeder of at least partially carbonized biomass, a binder source and a first water source configured to provide a binder and water to the at least partially carbonized biomass, a second water source downstream of the binder and first water sources, a pelletizer configured to receive and pelletize the at least partially carbonized biomass, and an inert gas source configured to provide inert gas to the pelletizer.Type: ApplicationFiled: June 11, 2013Publication date: December 12, 2013Inventors: William J. Lawrence, James Grady Coble, III, Jared Ray Phillips
-
Publication number: 20130091765Abstract: A waterless system for processing mined material to remove impurities therefrom includes a dryer, a pulverizer, and an air classifier. The dryer is configured to remove moisture from a batch of mined material, such as coal, and the pulverizer is configured to pulverize the dried coal into small, individual coal particles and liberate impurity particles from the coal without substantially reducing the size of the liberated impurity particles. The dryer heats an air stream containing the coal to a temperature of between about 500° F. and 1,000° F. and includes a plurality of rotating paddles. An air stream forces the coal through the plurality of rotating paddles to pulverize the coal into small, individual particles and to liberate the impurity particles. The air classifier separates the impurity particles and pulverized coal particles into respective product streams. A pelletizer pelletizes ultra fine coal particles into pellets or bricks to facilitate handling and/or storage.Type: ApplicationFiled: December 5, 2012Publication date: April 18, 2013Applicant: Robbins & Avant Mineral Ventures, LLCInventor: Robbins & Avant Mineral Ventures, LLC
-
Publication number: 20130081934Abstract: According to various embodiments, systems and methods are provided for converting sewage, sludge, wet feedstock, animal waste, municipal trash, and/or other biomasses into combustible fuels. According to various embodiments, sewage is dewatered, pulverized, desiccated, pelletized, and/or subjected to pyrolysis in order to produce bio-fuels, combustible gases, and/or chars. Bio-fuels, gases and/or chars may be collected during and/or after pyrolysis for use as combustible fuels. According to various embodiments, the collected bio-fuels, gases and/or chars may be transported for later use as a fuel. The collected gases may be liquefied and transported for later use as a fuel.Type: ApplicationFiled: October 4, 2012Publication date: April 4, 2013Applicant: PULVERDRYER USA, INC.Inventor: Levi New
-
Publication number: 20120317878Abstract: An apparatus and method are provided for producing fuel briquettes from high moisture fine coal. The apparatus includes a coal fine pelletizer, a pellet dryer and a fuel briquette former all provided in-line for the efficient production of fuel briquettes. The method comprises forming pellets from coal fines, drying those pellets to a desired moisture content of about 1 to about 10% and forming fuel briquettes from the dried pellets.Type: ApplicationFiled: August 28, 2012Publication date: December 20, 2012Applicant: THE UNIVERSITY OF KENTUCKY RESEARCH FOUNDATIONInventor: Darrell Neal Taulbee
-
METHOD AND SYSTEM FOR PRODUCING PELLETS FROM BIOMASS IN A PELLET PRESS FOR USE AS FUEL IN FIREPLACES
Publication number: 20120233913Abstract: A system and a method for producing pellets from biomass in a pellet press for use as fuel in fireplaces. To produce pellets in an energy-saving and more energetically cost-effective manner as compared to prior art. In the method according to one embodiment, the biomass, which comprises cellulosic and/or lignocellulosic fibers, chips or shreds and is heated and dried in the course of the production process in a dryer, separated from the dryer air, and the biomass is supplied to a pellet press, wherein the temperature of the biomass is heated or substantially maintained by hot air in a treatment region between the dryer and the pellet press, and the treatment region comprises at least parts of the transport path and/or at least one additional device for carrying out at least one additional method stop, and wherein the temperature of the hot air exceeds at least 65° Celsius.Type: ApplicationFiled: September 4, 2010Publication date: September 20, 2012Applicant: DIEFFENBACHER GMBH MASCHINEN-UND ANLAGENBAUInventor: Gernot von Haas -
Publication number: 20120216454Abstract: A method for production of coke chamber-compatible coal briquettes. Horizontally feeding coal into a pressing mould formed from a plate having two parallel terminating walls, which are stationary with respect to the direction of movement of the plate, and a terminating stop wall disposed transversely to the direction of movement of the plate. The side of the pressing mould open to coal is closed by a stationary wall, and the plate is locked in the horizontal direction for the pressing operation. The coal is compacted by a tamping device, having a vertically acting force onto pressing mould to produce a coal briquette. After completion of the coal briquette, the plate is moved horizontally in the longitudinal direction so that the space in the pressing mould becoming free in the horizontal direction is used for producing the next coal briquette. A device for carrying out the method is also disclosed.Type: ApplicationFiled: October 30, 2010Publication date: August 30, 2012Applicant: THYSSENKRUPP UHDE GMBHInventor: Franz-Josef Schuecker
-
Patent number: 8105516Abstract: The invention relates to a method and apparatus for producing a coal cake for coking, in which a bed (3) of coal is compacted in a mold (2) by pulses of hammers (19) which act on the bed, and is solidified to form a block. In accordance with the invention the bed (3) is not only worked on in pulses by the hammers (19) but is also subjected to compression.Type: GrantFiled: June 20, 2007Date of Patent: January 31, 2012Assignee: FLSmidth A/SInventors: Norbert Fiedler, Peter Gross, Franz Steiner
-
Publication number: 20120017498Abstract: The invention is a new solid fuel combining coal and biomass and the process for making such fuel. The coal must be selected and prepared to be the correct sizes and quality, including the moisture content and levels of pollutants. Biomass must be selected and prepared by grinding and through a heating process in order to remove moisture and partially char the biomass. The biomass may be selected based on its percentage volume of carbon and hydrogen. A third material, binder is prepared in volumes to associate with the coal and biomass. The coal, biomass and binder are mixed in appropriate quantities and may be delivered to an extrusion, press pellet or briquetting machine that forms the mixture into an appropriate size and shape for the intended combustion situation. The resultant solid fuel has had desired properties for efficient burning and emission levels in the furnace for which it is designed.Type: ApplicationFiled: July 26, 2010Publication date: January 26, 2012Inventor: Peter Rugg
-
Publication number: 20110197501Abstract: An apparatus and method are provided for producing fuel briquettes from high moisture fine coal. The apparatus includes a coal fine pelletizer, a pellet dryer and a fuel briquette former all provided in-line for the efficient production of fuel briquettes. The method comprises forming pellets from coal fines, drying those pellets to a desired moisture content of about 1 to about 10% and forming fuel briquettes from the dried pellets.Type: ApplicationFiled: February 12, 2010Publication date: August 18, 2011Inventor: Darrell Neal Taulbee
-
Publication number: 20100293846Abstract: A super compactor receives a carbon-containing material and delivers a brick suitable as fuel for power generation. A compaction chamber receives the carbon-containing material and has at least one ram reciprocating along a travel path and exerting a predetermined amount of pressure on the carbon-containing material. The compaction chamber also has an end effector plate or a movable slide gate against which the carbon-containing material is compressed, promoting the removal of moisture from the carbon-containing material, and one or more dewatering apertures or a membrane permitting moisture to pass through but blocking the carbon-containing material. A collector captures the moisture that passes through the dewatering apertures or membrane. A power unit provides power to the at least one ram. A heated extrusion chamber receives the carbon-containing material from the compaction chamber and heats and compacts the carbon-containing material to bind the carbon-containing material into the form of a brick.Type: ApplicationFiled: July 18, 2008Publication date: November 25, 2010Applicant: E3BIOENERGY, LLCInventor: David B. Shaffer
-
Publication number: 20100154296Abstract: A briquette is comprised essentially of coal particles and solid lignin where the briquette does not include binders other than the lignin. A method of preparing briquettes from coal particles and lignin comprises grinding, drying, mixing, and briquetting. A system of preparing briquettes from coal particles and lignin can either be located proximally to a power plant or delivered by trucks, trains, ships, or air freight to the power plant.Type: ApplicationFiled: December 21, 2009Publication date: June 24, 2010Applicant: Clean Coal Briquette, Inc.Inventor: Ravi Malhotra
-
Publication number: 20100126061Abstract: Provided are methods for binding particulate solids in a polymer fiber matrix utilizing composite waste products. A mixture of composite waste products and particulate solids is formed into solid products to create degradation resistant solid units which capture the particulate solids.Type: ApplicationFiled: January 28, 2010Publication date: May 27, 2010Applicant: KELA ENERGY, LLCInventors: Thomas K. Flanery, Lorence M. Moot, Lawrence W. Umstadter
-
Publication number: 20090320358Abstract: For manufacture of solid fuels by solidifying processing-object materials containing plastics, waste paper and waste wood, the processing-object materials inputted through an input port 12 are subjected to water injection so that their water content becomes 15 wt % or more, preferably 20 wt % or more, and then kneaded, compacted and extruded in three turns or less, being extruded from molding nozzles 53 of an end face plate 5. The water injection is performed by a water injection nozzle 31 from the input port 12 into a casing 11. Opening and closing of a solenoid valve 33 interposed on a water injection pipe 32 adjoining the water injection nozzle 31 is controlled based on a signal S1 derived from a temperature sensor 55 provided at a molding nozzle 53 of the end face plate.Type: ApplicationFiled: July 26, 2007Publication date: December 31, 2009Applicant: Mike Tekkou KabushikigaishaInventor: Yoshikazu Kobayashi
-
Publication number: 20090056208Abstract: A solid fuel is formed in a cuber to form body pieces formed of materials extruded through a die with a density greater than 35 lbs/cu ft; an energy content greater than 6500 BTU/lb; transverse dimensions less than 1.5 inches; and a length less than 4 inches; from plant biomass material which contains components when extended of greater than 1.0 inch. Primarily the materials are paper or other cellulose product and crop residue such as wheat straw. The cellulose and lignin from these materials act without additional binders as binders and encasing materials. The moisture content is maintained at a target value by mixing selected quantities of the materials without drying. The cubing machine has a feeding system where the space between the inner rotor and outer casing is smaller than 4 inches and the height of the outer flight is less than 1 inch.Type: ApplicationFiled: August 28, 2007Publication date: March 5, 2009Inventors: Stephane Gauthier, Eugene Gala, Roger Balcean, Shaughn Broesky, Pierre Nadeau
-
Publication number: 20080190015Abstract: The invention relates to a method and a machine for converting comminuted material, such as saw dust, into fuel pellets. In the method of the invention, starting material is pressed by a piston through an elongated passage having a converging cross-section. The stroke length of the piston varies over time. The machine of the invention relates to a pellets press having a variable stroke length.Type: ApplicationFiled: May 25, 2005Publication date: August 14, 2008Inventor: Kenneth Davidsson
-
Patent number: 7264763Abstract: A method for the manufacture of compacts from comminuted material (12) such as lignocellulose material and/or other combustible material for burning in hearths, wherein the material (12) is placed into openings (11) of a mold (4) and then compressed to form compacts. The filling of a mold (4) with the material (12) and the compaction of the material (10) to form compacts (10) is performed in the pressing chamber (18) of a multi-platen press (1) with plungers (7) plunging into many openings (11) of a mold (4), and after compaction the mold (4) with the ram (3) is raised and additionally urged against the ram, while the finished compacts are driven out of the mold and then are pushed out of the press chamber (18) into a container (16) by an ejecting device. Moreover, an installation for the practice of the method includes a hopper (9) and a multi-platen press (1) with a mold raising-and-lowering device (14).Type: GrantFiled: May 18, 2004Date of Patent: September 4, 2007Assignee: Dieffenbacher GmbH + Co. KGInventors: Gernot von Haas, Detlef Kroll
-
Patent number: 7241321Abstract: An organically clean biomass fuel formed of mixture of a powder, which may be either dried, cellulosic product, wood charcoal powder, and/or a combination of the two, and a fluid, which may be vegetable oil, vegetable alcohol or a combination of the two. A centrifugal machine dries moist, cellulosic product and extracts black liquor. A grinder transforms the dried, cellulosic product into powder. Gum may be extracted from the vegetable oil or vegetable alcohol. A batch mixer or vibrating vessel mixes the powder and the fluid together; the fluid moisturizes the powder. Depending upon the relative amount of the fluid as compared to powder, the mixture will either be in a liquid cream state or a doughy state. If the latter, the mixture may be pressed into briquettes or ingots.Type: GrantFiled: October 27, 2004Date of Patent: July 10, 2007Assignee: Ecoem, LLCInventor: Philippe R. Murcia
-
Patent number: 5879421Abstract: This invention is directed to a method and apparatus for forming an aggregate product from particulate material, and in particular for making an aggregate coal product from coal particles. The method involves the steps of 1) loading the coal particles into a mold having an open end and an inner surface defining, in part, a pressurization chamber, the open end of the mold having an outwardly flaring inner peripheral end surface, 2) pressurizing the coal particles within the pressurization chamber such that the coal particles aggregate to form the coal log, and 3) pushing the coal log out of the mold past the flared end surface so that the coal log expands as it passes the end surface. The method may also include the step of maintaining back pressure on the coal log as it is pushed out of the mold. In addition to coal logs, the mold configuration of this invention may be used for making other aggregate products from particulate materials.Type: GrantFiled: October 14, 1997Date of Patent: March 9, 1999Assignee: The Curators of the University of MissouriInventors: Henry Liu, Yuyi Lin, Yu Lin
-
Patent number: 5067968Abstract: The briquetting of bituminous coals without the use of extraneous binders is effected by a system of high temperature, high pressure mold forming of the coal fines material in an apparatus incorporating a high pressure roll-type briquetting press, to provide briquettes of enhanced quality and handeability, with good crushing strength and high impact resistance. The system incorporates a positive pressure controlled oxygen, gas recirculation flash-dryer, and a direct briquette product to raw feed heat exchange system and other innovative heat management arrangements, for high system efficiency.Type: GrantFiled: November 1, 1990Date of Patent: November 26, 1991Inventors: Joseph W. Davidson, Geoffrey Blackmore, Gerald Blackmore, Karl R. Komerek, deceased, by Richard Komerek, executor
-
Patent number: 5049333Abstract: Apparatus and method for preparing briquets of charcoal or the like with various shapes, preferably half pillow or "D" shape, in which briquets are molded between roll type press for compressing particulate material wherein mold cavities are circumferentially arranged on one press roll and the other press roll is blank or flat with alternating integral moving cheek plates and stationary guide bars cooperating with said mold cavities in the pinch area; thus resulting in briquets which are easily released and removed from the mold cavity areas.Type: GrantFiled: September 17, 1990Date of Patent: September 17, 1991Assignee: The Clorox CompanyInventors: James G. Wolfe, Michael T. Humphrey
-
Patent number: 4985049Abstract: An apparatus for manufacturing solid fuel from industrial waste includes a means for providing a first combustible material derived from a main material in the form of a sludge having a high water content, which includes means for reducing the water content, means for providing an auxiliary flammable material, and means for receiving the two materials, for mixing them by kneading and for drying them to produce a flaky solid fuel.Type: GrantFiled: April 18, 1989Date of Patent: January 15, 1991Inventor: Jung B. Kim