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WO/1997/017307A2 |
A method for preparing hardened granules from a particulate material which comprises admixing to the particulate material an aqueous inorganic binder, converting the resulting moist mixture into granules and hardening said granules, char...
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WO/1997/013827A1 |
Mineral fines such as coal fines are agglomerated structures into briquettes or tablets by a cold roll-press operation using as a binder an ester-cured alkaline phenol-formaldehyde resole resin together with an oxyanion to enhance green ...
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WO/1997/009398A2 |
The invention relates to electrostatic separation of coal from toxic and pyritic elements and ash compounds. More particularly this invention relates to separation of coal from refuse material by imparting opposite electrostatic charges ...
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WO/1997/006226A1 |
A process is disclosed for producing granulated, pourable fuel by using liquid or viscous combustible industrial residues bound to an adsorbent carrier that is also combustible. Hard coal, brown coal or coke are used to produce a fuel ca...
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WO/1997/005218A1 |
A fuel pellet and a method of manufacturing a fuel pellet capable of burning in either a stoker or pulver furnace, comprising from about 0 to about 80 % by weight of cellulosic material, from about 1 % to about 50 % by weight of densifie...
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WO/1997/004047A1 |
A chemically bonded medium is obtained from a resilient organic macromolecular material, in cut elongate of finely divided form (such as grass or peat). The material is dried (3, 4) under conditions permitting escape of water vapour, suc...
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WO/1997/002363A1 |
A solid compound having a volume average particle diameter of not more than 5 'mu'm, for example, silicon dioxide, aluminum oxide, calcium carbonate, or silicon carbide, is deposited on a dry pulverized coal obtained from a feed coal hav...
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WO/1997/001513A1 |
A waste sludge treatment process, in which a solid additive (2a, 2b) is mixed into sludge (1) introduced into said process, and the resulting mixture is further treated (4-12) to produce solid products (11), is characterized in that the ...
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WO/1997/001064A1 |
A method and a plant for processing problematic, organic, chemical wastes for the disposal thereof. The different types of waste are collected in separate portions and the liquid waste portions are pooled, and the resulting liquid mixtur...
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WO/1997/000307A1 |
Thermally shock-resistant chemically bonded agglomerates suitable for use as a combustible fuel or in a gasification process are produced by: (a) mixing particulate organic material comprising particulate carbonaceous fuel and/or animal ...
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WO/1996/032460A1 |
A process is disclosed for converting vegetable-bound solar energy, for achieving a high degree of efficiency and for creating an ecologically and economically compatible system characterised by the association of product manufacturing a...
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WO/1996/032463A1 |
Use as solid fuel is proposed for a blended material in the form of metallized nodules of the following chemical composition in wt.%: iron (Fe) aggregate - 91.4; carbon (C) - 1.69; calcium oxide (CaO) - 1.6; silica (SiO2) - 4.0; aluminiu...
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WO/1996/023046A1 |
The invention concerns a secondary fuel which is characterized in that it comprises a predominantly organic mass which is rich in crude fibres, inert with respect to biological reactions and low in pollutants and obtained from waste whic...
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WO/1996/022314A1 |
A fourth allotrope of carbon, an acetylenic carbon allotrope, is described. The acetylenic carbon allotropes of the present invention are more soluble than the other known carbon allotropes in many common organic solvents and possesses o...
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WO/1996/017906A1 |
The invention lies in essence in the composition of the proposed briquette, which contains a mixture of finely divided solid fuel and a solution of water-soluble organic binder enclosed in a closed combustible coating, the moisture conte...
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WO/1996/014372A1 |
In order to provide a block (1) of solid fuel material which has good burning time, good flame form and a clean flame, the block (1) is comprised of a mixture of solid particulate, cellulosic, organic combustible material, and stearic or...
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WO/1996/005716A2 |
The proposed method of removing crude oil or oil products from a surface involves treating the surface in question with a dispersed polymer-containing composite material, specifically, a linear polymer with an unlimited degree of swellin...
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WO/1996/002590A1 |
A method for treating waste plastic material so as to make possible its utilisation, for example, as a binder component in road surfacing materials or as fuel. The waste plastic material is made at least partly fluid by mixing it with a ...
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WO/1996/001337A1 |
The process of mechanical treatment of woody parts of annual or polyannual plants covers the preparatory phases of airdried xylem fragments of textile or cellulosic plants, and to subject these fragments to mechanical pressing (3) in ord...
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WO/1995/035354A1 |
Refuse is first fed into a shredder (1) before being processed in a device (2) to remove virtually all the batteries from the refuse so that the raw materials of the batteries can be recovered. The refuse is then fed into a mill (4) once...
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WO/1995/021129A1 |
A method of treating sewage sludge is described comprising the steps of placing it in a container (19) with a reclosable opening (20), placing the sludge and container (19) in an autoclave (2) to heat the sludge with steam to kill most o...
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WO/1995/020022A1 |
A method and a solid fuel product, such as briquettes and pellets, comprising carbon fines, in the form of heretofore discardable coke breeze and/or coal fines and/or revert materials, bound together chemically into smaller pieces to sub...
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WO/1995/019409A1 |
Apparatus (10) and method are described for processing waste into a clean fuel. The waste (22) comprises organic and inorganic portions. A float tank (18) is filled with a liquid, e.g., water, of a selected depth. The waste (22) is intro...
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WO/1995/017980A1 |
A process is disclosed for treating residues and waste materials, in particular household, commercial and industrial waste. In a first step of the process, these materials are thermomechanically treated, for example in a worm extruder, i...
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WO/1995/011046A1 |
A method and apparatus (10) is described for manufacturing elements for emitting odors/flavors. First, an arboreal material is comminuted into particles of a dimension not greater than 3/16th of an inch. An odor/flavor is introduced and ...
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WO/1995/009080A1 |
The invention relates to a process for producing sponge iron briquettes from fine ore with a maximum grain size of less than 2 mm, preferably smaller than 0.5 mm, wherein hot fine ore is fed to a roller press having two press rollers and...
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WO/1995/003705A1 |
Briquettes capable of sustained emission of aromatic volatiles during cooking of food over a heated bed of briquettes comprise a bonded combustible or non-combustible matrix containing within the matrix at least one pellet of combustible...
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WO/1994/017161A1 |
A process is disclosed for the production of fuel pellets or briquettes from sewage sludge solids and municipal solid waste with minimal drying requirements. In one of its more specific aspects, this invention relates to a solid pelleted...
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WO/1994/014922A1 |
Described is a method of working up tar, tar products, distillation residues, coking residues, oil residues and similar organic compounds consisting of aromatic and other hydrocarbons or containing them, the products being worked up bein...
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WO/1994/012838A1 |
The invention is an integrated process for drying and briquetting coal (21) utilizes a conditioner (7) to output dried coal having a selected moisture content, temperature, mean particulate size and size distribution for briquetting. The...
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WO/1994/008193A1 |
The present invention is concerned with upgrading the BTU values of carbonaceous materials. The carbonaceous material is introduced into a heat exchanger (20) and is injected with gas such as an inert gas or carbon dioxide at a high pres...
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WO/1994/004634A1 |
A fuel coal processing system is provided which consists of a centrifugal type pulverizer which consists of a pair of opposed multicup concentric ring rotors (5) and (6), a coal purifier (12) which consists of an annular ring nozzle surr...
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WO/1993/021287A1 |
A source of sludge (10) is adjusted with solid contents (38) in an adjuster (12) and passed to a premixer (14) wherein comminuted material (16) is added and passed to primary mixer (18) and then delivered by a pump (20) to press (22) whe...
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WO/1993/009207A1 |
Process for processing and eliminating combustible solid, liquid or pasty waste (1), in which said waste is first sorted, the combustible solid waste (5/7) is then ground, while part (2k) of the plastic waste is liquified by immersion in...
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WO/1993/004149A1 |
In a process for waste disposal, the raw is pre-sorted and prepared, the batches produced after pre-sorting and preparation being reassessed, dumped or incinerated according to their suitability. In order to reduce the part of the waste ...
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WO/1993/002163A1 |
The invention concerns granular fuel made from liquid manure, in particular fuel for fluidized-bed furnaces, the fuel having the following composition: 0.86 to 45 % by wt. of dried liquid manure, 83.74 to 43 % by wt. of fluidized-bed coa...
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WO/1992/021735A1 |
A method of treating biomass material, the method comprising heating the biomass material without wetting, and substantially at ambient pressure, to a treatment temperature of at least 200 �C for a treatment time sufficient for the mat...
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WO/1992/020421A1 |
In the vacuum filtering of coal slurries, dewatering of the filter cake is achieved by contacting the coal with a C8 to C20 aliphatic carboxylic acid or a derivative thereof, especially sodium oleate. Reductions in moisture levels are th...
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WO/1992/020766A1 |
A carbonaceous product (12), e.g. containing anthracites fines, is supplied to a mixer (15) in which it is mixed with a dispersing or deflocculating agent, a fibre material in fine fibrous form, and water; the resultant mixture is fed to...
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WO/1992/019702A1 |
A method and machine for making a new and improved compressed wood fuel pellet are provided. The method has the steps of severing a wafer of tree trunk or branch, punching or splitting a small portion along the grain in the wafer, confin...
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WO/1992/018585A1 |
The invention relates to granulated fuel from slurry, especially for fluidised-bed furnaces, in which the granulated fuels preferably have the following composition: 0.86-45 wt. % slurry dry matter, 87.34-43 wt. % coal dust (w.f.), 5.4-2...
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WO/1992/018233A2 |
A process is provided for making a free flowing granular product from moisture laden caked coal fines, such as wet cake, by mixing a water immiscible substance, such as oil, with the caked coal, preferably under low shear forces for a pe...
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WO/1992/013709A1 |
A method for production of dewatered and loosened biopulp, is described wherein precrushed raw biopulp is press fed against a pair of counter-rotating press rolls between which the biopulp is subjected to a pressure whereby it is dewater...
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WO/1992/011202A1 |
A process for producing formed active coke to be used in an apparatus for treating various stack gases and the like, which comprises reacting a dry formed active coke produced from coal with SO3 at 100 to 300 °C, followed by the heat tr...
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WO/1992/007049A1 |
A method of treating and using waste products and to products produced thereby is described. The method comprises agitating the sewage sludge mixture and waste products with a co-agent to bind the mixture in a mixing chamber (1) having p...
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WO/1992/007048A1 |
A briquette suitable for use in a silicon smelting process, the briquette being formed from a mixture of carbonaceous material and silica fume. The briquette may be made by combining the silica fume and the carbonaceous material with wat...
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WO/1992/005233A1 |
A manufacturing method for the production of combustible briquettes, where the base material consists of ash issuing from the burning process of waste wood or other similar material originating for instance from the mechanical wood proce...
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WO/1992/004920A1 |
A method and facility (12) are used to process medical waste. Medical waste is disintegrated or shredded, disinfected with radio-frequency electromagnetic radiation and then transformed into useful material such as reclaimed plastic and ...
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WO/1992/003522A1 |
In a process for producing and compacting a fuel, a coal fraction, a waste fraction consisting of organic residues from industrial and domestic waste and a chalk fraction of unslaked lime are used. To reduce the quantity of lime required...
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WO/1992/003523A1 |
A novel barbecue fuel in the form of fragments is produced by grinding and compacting cobs of corn without any binder. It behaves in a certain manner during combustion, as defined by the particle size of the pieces and the composition of...
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