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WO/1999/033907 |
Product pieces (2) obtained from used tires are thermally processed in a batch-operating device (1). The product pieces (2) consist of a composite having at least one material component that decomposes when heated. The product pieces (2)...
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WO/1999/031314 |
A mixture of air and paper stock (36) made from recycled paper from which the ink particles have been chemically released is injected into a cylindrical processing vessel (22). Added surfactants create a foam (40) from the air as it rise...
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WO/1999/029441 |
The present invention pertains to the mining industry and more precisely relates to methods for extracting diamonds from diamond-containing raw materials. This invention can particularly be used for extracting diamonds from ore in diamon...
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WO/1999/025655 |
This invention is for the waste-water, sludge and wet mud disposal system to acquire required construction materials, gas and unpolluted fertilizers from collected waste-water, sludge and wet mud using filter (22), dehydrator (52) and ag...
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WO/1999/025477 |
The present invention relates to a group of devices used for the underwater gravity-extraction of alluvial minerals which are present in the water spaces of maritime systems or coastlines, wherein said extraction is carried out in natura...
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WO/1999/025497 |
Refinery waste feedstock is screened in a screen (14) to remove large particles and is diluted to less than 5 % solids weight percent to form a first slurry which is agitated and heated to 180 degrees Fahrenheit in a conditioning vessel ...
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WO/1999/024168 |
The invention relates to a method for treating hygiene products made of absorbing combined materials. The following method steps are applied in succession: Mechanically reducing the size of the contaminated hygiene products by detaching ...
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WO/1999/024169 |
An apparatus (10) for removing materials from a bath of fluid (14) includes at least one vessel (12) having a feed inlet and outlet. The vessel (12) contains a bath of fluid (14) and froth (20) located above the bath (14). At least one d...
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WO/1999/020409 |
The present invention relates to a method and apparatus for recycling an aggregate contaminated with a hydrocarbon. More particularly it relates to a method and apparatus for cleaning ballast, for example, the stone chippings used on rai...
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WO/1999/015277 |
In a process for recycling old cars by shredding and thermal treatment of the light shredded fraction ('resh'), a favourable energy balance and recovery of valuable materials are achieved in that metallic components are sorted out during...
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WO/1999/015276 |
A modular and transportable processing plant for recovery of metal values, comprising a crushing stage which comprises a primary dry crushing stage (13), a screening stage (15) included after the primary crushing stage (13) to separate o...
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WO/1999/011378 |
The invention relates to a concrete recycling facility for recycling waste concrete from unused unset concrete residues and from residues resulting from the cleaning of concrete producing or transporting devices such as truck mixers, mix...
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WO/1999/011395 |
The present invention relates to a device that comprises a projection gun (1), a nozzle (2), a hinge (3) as well as a system comprising transversal compartments for the deposition of solid particles (4). This invention may be used in liq...
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WO/1999/010625 |
A placer gold separating method comprising subjecting placer gold- and gold ore-containing sand and gravel layers accumulated on the bottom of the water of a river and placer gold- and gold ore-containing sand and gravel layers formed de...
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WO/1999/010102 |
The present invention relates to the separation of fine-dispersion suspensions and may be used for ore extraction and for the regeneration of drilling solutions as well as in the chemical and food industries or in other industrial fields...
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WO/1999/008793 |
The invention is refered to the technology of obtaining solid dry materials, in particular, to the methods of getting dispersed-conditioning powder materials. It can be used in mining and construction industry. According to the invention...
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WO/1999/008795 |
A centrifugal jig has a container mounted for rotation about its longitudinal axis (22), separated into an axial region (32) and a peripheral region by ragging material (41) supported by a screen (30). The peripheral region is composed o...
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WO/1999/007485 |
Pressure screening apparatus for screening a suspension of paper fiber stock employs a rotor (14, 15, 16) in which a single impulse or foil member (12) is carried or positioned to move along a discrete portion of the screen surface (10)....
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WO/1999/006160 |
The invention relates to a method for sorting carpet or similar pieces of material to material type and the like, wherein the method comprises the following steps of: placing pieces of carpet on a transport system; disentangling or separ...
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WO/1999/003602 |
The invention concerns a mobile installation for sorting refractory waste coming from the pulling down of industrial furnaces, comprising a platform (1) mounted on wheels (2) whereon are successively installed, from upstream to downstrea...
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WO/1999/003558 |
An invention provides a process for the selection from a particulate pharmaceutical product of particles of a preselected size, said process comprising (i) obtaining a substantially homogeneous suspension of said particulate pharmaceutic...
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WO/1999/002430 |
The invention concerns a device for sorting containers and packages, such as various bottles or cans, to be set in places accessible to the public, so that the latter can get rid of empty containers without regard either to the material ...
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WO/1999/002237 |
The invention provides for a method and device for separating solid mineral grain materials, such as sand, from organic materials, suspended mateterials, easily or hardly soluble materials contained in a liquid-solid mix, for instance a ...
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WO/1999/002460 |
The invention concerns a method for treating laminated glass, comprising at least two glass sheets between which is arranged at least one intermediate sheet of non-glass material, consisting in fragmenting laminated glass in (16), attack...
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WO/1998/058742 |
The invention relates to a facility (100) for recycling the components of used fluorescent tubes (3), comprising a conveyor device (15) on which the fluorescent tubes (3) are arranged parallel to each other, adjacent to each other and pe...
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WO/1998/057888 |
A method of enhancing the brightness and increasing the yield of a kaolin clay by optimizing the removal of titania and mica impurities in the clay. The method is a selective flocculation process wherein the clay is fed to a blunger (12)...
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WO/1998/057749 |
Process for treating fly ash to enhance the fly ash as a pozzolan for portland cement mixes and to separate therefrom a substantial carbon compound and/or to increase the fineness of the fly ash includes the treatment of fly ash slurry w...
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WO/1998/056516 |
The present invention relates to a method that comprises loading a base raw material with recycled water so as to form a pulp, and separating the largest fraction from said pulp. The remaining part of the raw material is classified and f...
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WO/1998/055235 |
The invention relates to a method for reprocessing unset concrete rests and concrete residues obtained when cleaning devices used for concrete production and transport and concrete reprocessing facilities, which rests and residues are pr...
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WO/1998/053135 |
A blade arrangement for a pulp screening apparatus. In the arrangement, the cross section of a blade (11) rotating close to the surface of a screen cylinder (7) changes in such a way that as the pulp consistency changes in the vertical d...
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WO/1998/050159 |
An mobile apparatus for handling mercury containing lamps while protecting the environment against release of mercury vapors into the atmosphere. The apparatus is confined within a housing (16) transportable to a facility or site where t...
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WO/1998/050319 |
The invention relates to a process for the cold transformation of urban solid refuses (USR) and/or sludge into inert materials, comprising the steps of: feeding USR and/or sludge from respective feeding lines; introducing the materials w...
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WO/1998/048064 |
The invention relates to a device for cooling material chunks or grains, especially material consisting of multiple components, which are subsequently fed to a device for crushing said material, preferably on a selective basis. An exampl...
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WO/1998/046824 |
A mixture of air and paper stock (36) made from recycled paper from which the ink particles have been chemically released is injected into a cylindrical processing vessel (22). Added surfactants create a foam (40) from the air as it rise...
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WO/1998/045020 |
The invention relates to a device (1) for separating solid and/or semi-solid substances (3) located in a liquid (2), in which the device includes a container (10), a first sloping screw conveyor (20) and a second sloping screw conveyor (...
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WO/1998/042455 |
From one aspect the invention is a method of classifying waste materials comprising arranging two sieve screens (13, 14), each having an inlet end and an outlet end, one above the other to define a space therebetween, arranging the upper...
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WO/1998/041326 |
A method and apparatus for separating the membrane portion of waste egg shells from the hard mineral portion thereof, so that each can be used or further processed as described, thereby addressing the environmental and economic issues as...
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WO/1998/041327 |
The present invention is a process for recovering valuable minerals using flotation air lift concentration (82) and progressive ore reduction (56, 96).
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WO/1998/041374 |
A disposal system for selecting and recovering reusable resources from used composite plastic comprising a crushing process, a washing and grain size adjusting process and a plastic selecting process. The composite plastic disposal syste...
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WO/1998/039115 |
The invention relates to a method and a device for processing and decontaminating material, preferably sedimentary deposits present at the bottom of a body of water or in oil separators, sand catchers or the like. To this end, the invent...
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WO/1998/038145 |
The invention concerns a method of treating in particular household refuse wherein, after conventional preparative measures such as selection, comminution, etc., the fraction of the total refuse containing biodegradable organic dry matte...
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WO/1998/037971 |
A washed sand drying and handling plant (100) includes a belt feed hopper (1), a conveyor belt (2), a sand rinsing unit (3), a dewatering apparatus (4), a radial conveyor (5) and a sand drying and handling apparatus (6). The sand drying ...
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WO/1998/037991 |
Friable solid material contaminated by oxidizable hydrocarbons such as petrochemicals is delivered into a system wherein the material is subjected to a series of physical and chemical reactions to separate the contaminants from the solid...
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WO/1998/037972 |
A process and apparatus for separating economic materials from inert waste has a screen (2) for screening inert waste to remove oversized material and the screened material is passed to a pre-washer (6) for pre-soaking and for removing f...
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WO/1998/036844 |
Apparatus and method for separating carbon particles from flyash include one of increasing a relative humidity of the flyash or decreasing the relative humidity of the flyash to within an optimum humidity range, and introducing the flyas...
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WO/1998/036839 |
An improved method and apparatus for extracting resin from plant material. Conventionally, plant resins, which are useful in many products, are extracted using chemical solvents, which may alter the extract, and may produce a byproduct o...
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WO/1998/034730 |
A method for recovering aluminum metal from varied size clumps of salt cake. The salt cake clumps have varied concentrations of aluminum metal. The method includes steps of segregating (14) the varied size clumps into smaller clumps and ...
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WO/1998/034731 |
The invention concerns a method and device for washing screenings which, by means of a feed screw (1) horizontally penetrating a washing chamber (12), are compressed before entering said washing chamber (12), washed in the disaggregated ...
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WO/1998/030330 |
A processing assembly for the treatment of mixed solid waste material is disclosed which includes: mixed solid waste conveyor means (36) for conveying mixed solid waste material from an input station to a material reduction station, and ...
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WO/1998/029599 |
A cylindrical screen (16) comprises an inlet end (11) for receiving a paper pulp suspension to be separated from undesired particles, and a reject end (13) for removing separated particles. The screen (16) is intended for the kind of pre...
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