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| Number | Title | Issue Date |
| 6780222 | Method of sintering and sinter bed composition A method for agglomerating and sintering iron and zinc ore and ore concentrates, steel mill ferrous waste and zinc mill waste. The method has the steps: a) mixing the wastes or ore with a combustion fuel source, and a sinter agglomeration agent selected from the gro... | 08/24/2004 |
| 6152985 | Ore pelletization A process is provided for pelletising a metal ore comprising forming an intimate mixture of particulate ore and a binder in the presence of moisture, forming green pellets by agitation of the mixture and firing the green pellets to produce ore pellets. In... | 11/28/2000 |
| 6149712 | Sintered high titanium agglomerates A process for increasing the particles size of fines of a titaniferous mineral containing more that 45% by weight of titanium. The process comprises mixing the fines with a binding agent and water to produce an agglomerate. The agglomerate is then dried a... | 11/21/2000 |
| 5922261 | Process for recovering iron from iron-rich material Iron-rich material waste products, such as electric arc furnace dust, are formed with an organic binder into discrete shapes, such as briquettes and/or other solid shapes. The shapes can then be used in iron and steel making processes and the iron and hea... | 07/13/1999 |
| 5589118 | Process for recovering iron from iron-containing material Iron-rich-material waste products, such as electric arc furnace dust, are formed with an organic binder into discrete shapes, such as briquettes. The shapes can then be used in iron and steel making processes and the iron and heavy metal values in the was... | 12/31/1996 |
| 5554207 | Process of recycling iron oxides and plastics in steelmaking A process for recovering iron values from waste iron oxide, especially iron oxide dust from steelmaking furnaces, wherein the iron oxide is mixed with a water-insoluble thermoplastic material and heated to melt the plastic to form a binder for the iron ox... | 09/10/1996 |
| 5443788 | Method and apparatus for formation of briquettes comprising balancing the surface area between atomized binder and fines The subject invention relates to method for briquetting fines and ultrafines comprising mixing the fines and ultrafines on a continuous basis with a binder system having low viscosity of up to about 200 cps and at least 50% solids, such that the resulting... | 08/22/1995 |
| 5435834 | Ore pelletization Particulate ore is pelletized by forming an intimate mixture with particulate binder in the presence of moisture, forming green pellets by agitation of the mixture and then firing these to produce ore pellets and the particulate binder comprises particles... | 07/25/1995 |
| 5421853 | High performance binder/molder compounds for making precision metal part by powder injection molding A binder composition for use in making metal parts via a metal powder injection molding process containing the following components: (a) a first polymer with a relatively low solubility parameter such as polyethylene and polypropylene; (b) a second polyme... | 06/06/1995 |
| 5302341 | Continuous method for formation of briquettes contains less than 1% binder by weight of the briquette The subject invention relates to method for briquetting fines and ultrafines comprising mixing the fines and ultrafines on a continuous basis with a binder system having low viscosity of up to about 200 cps and at least 50% solids, such that the resulting... | 04/12/1994 |
| 5147452 | Method of agglomerating mineral ore concentrate Minor amounts of water insoluble elastomeric polymers are combined with oil which is applied in an aqueous spray as an agglomeration aid.... | 09/15/1992 |
| 5002607 | Process for pelletizing particulate materials Particulate metal ore is pellitized by use of a novel polymeric binder that comprises aggregates of polymer particles and that have a size mainly above 100 μm and the aggregates are disintegrated during the process.... | 03/26/1991 |
| 4919711 | Binder for metal-containing ores A binder useful for agglomerating a concentrated ore material in the presence of water comprising (a) a water-soluble polymer selected from the group consisting of alkali metal salts of carboxymethyl celluylose or carboxymethyl hydroxyethyl cellulose and ... | 04/24/1990 |
| 4802914 | Process for agglomerating mineral ore concentrate utilizing dispersions of polymer binders or dry polymer binders This invention is a method for agglomerating mineral ore concentrate comprising the commongling of mineral ore concentrate with a binding amount of a water soluble, high molecular weight polymer. The selected polymer is applied to the mineral ore concentr... | 02/07/1989 |
| 4767449 | Process for agglomerating ore concentrate utilizing clay and dispersions of polymer binders or dry polymer binders This invention is a method for agglomerating mineral ore concentrate comprising the commingling of mineral ore concentrate with a binding amount of water soluble polymers, preferably poly(acrylamides), and clay, preferably bentonite. The polymer is applie... | 08/30/1988 |
| 4735652 | Process for producing agglomerates of aluminum based material A process is disclosed for producing agglomerates of aluminum based material which is suitable for plasma melting rapid solidification processing. The process involves first forming a slurry comprising the aluminum based material and one or more fluxing a... | 04/05/1988 |
| 4684549 | Iron ore pelletization Finely particulate iron ore is pelletized using finely particulate, free flowing, anionic water soluble synthetic polymer having intrinsic viscosity of from 3 to 16 as binder.... | 08/04/1987 |
| 4440575 | Granular insulation product and process for its preparation The granular insulation product is intended more particularly for the insulation, protection or processing of metal baths during their manufacture or transport. The product comprises a solid phase having a certain mineral matter content and an organic bin... | 04/03/1984 |
| 4402736 | Cold bonding mineral pelletization A method for agglomerating mineral fines for example iron ore fines, as described. The method comprises the steps of pelletizing a mixture comprising mineral fines and raw starch, treating the pellets so as substantially to gelatinize the starch and then ... | 09/06/1983 |
| 4273575 | Process for transforming fines of iron or manganese into raw-material for sintering Ore fines whose particles are nearly all below 150 microns in size are converted into material suitable for use in forming sinter by the addition of agglomerants to these ore fines, the subsequent pelletizing of the mixture into spheres with a maximum siz... | 06/16/1981 |
| 4123257 | Method of treating a plating sludge A method of treating a plating sludge is disclosed, wherein a plating sludge, whose water content is decreased to not higher than 10% by weight, is mixed with scale, dust, both of which are formed in the alloy steel-making step, a binder and a carbonaceou... | 10/31/1978 |
| 4043803 | Process for the manufacture of a compacted synthetic flux based on calcium fluoride A process for producing a compacted calcium fluoride based synthetic flux from an aqueous effluent containing fluorine ions, by precipitating fluorine ions as calcium fluoride, reducing the water content of the precipitate to the range from about 10 perce... | 08/23/1977 |
| 4043831 | Densification of coal fly ash Densified fly ash pellets are produced by the steps comprising: A. Sizing the fly ash to produce a fraction substantially finer than -200 mesh (U.S. Standard); B. Moistening the sized fraction with sufficient water to form green pellets; C. Sizing the green pe... | 08/23/1977 |
| 4040818 | Addition of magnesium to molten metal An additive for a ferrous melt to remove sulphur comprises agglomerates of a mixture of from 15 to 50% by weight of magnesium, 1 to 10% by weight of calcium fluoride and a refractory material to form a metal-permeable matrix when subjected to the temperat... | 08/09/1977 |
| 3975185 | Particulate emissions reduction in sintering operations Particulate matter common to sintering operations can be substantially reduced by the addition to the sinter mix prior to fusion of a soluble lignosulfonate.... | 08/17/1976 |
