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WO/1994/001260 |
In order to remove toxic substances from timber for disposal, the timber is ground and a suspension of water, a water-soluble organic solvent and the ground timber is centrifuged in a centrifuge (2). The mixture or water and solvent is e...
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WO/1994/000389 |
Potentially hazardous compositions containing solid combustible fuels, oxidants, nitro-containing, nitramine-containing or nitrato-containing compounds and, in many cases, binders are desensitized by reagents generated from the compositi...
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WO/1994/000533 |
A method of treating inorganic solid waste in a bath of molten metal contained in a vessel (3) which has a space above the bath and a waste gas outlet (11) is disclosed. The method comprises injecting waste into the bath to form a primar...
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WO/1994/000198 |
A foaming composition is described which is capable of forming foams that are particularly appropriate for reducing or weakening pressure associated with the shock wave generated by a burst.
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WO/1993/025278 |
A method and apparatus are disclosed for treating an organic waste containing hydrogen and carbon in molten metal to form enriched hydrogen and carbon oxide gas streams. In one embodiment, the organic waste is introduced into a molten me...
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WO/1993/025279 |
The present invention relates to novel composite fabrics having resistance to penetration by chemical agents, particularly organic chemical agents of a gaseous and/or liquid nature such as may be encountered in the chemical industry or i...
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WO/1993/025277 |
A method is disclosed which relates to treating an organic waste containing hydrogen and carbon in molten metal contained in a vessel to sequentially form enriched hydrogen and carbon oxide gas streams. In one embodiment, the organic was...
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WO/1993/024586 |
This invention relates to compositions that include at least one fluoroether and at least one hydrofluorocarbon. Included in this invention are compositions of a cyclic or acyclic hydrofluoroether of the fomula C¿a?F¿b?H¿2a+2-b?O¿c? ...
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WO/1993/024611 |
A process is provided for the degradation of N-phosphonomethyliminodiacetic acid. A mixed culture of microorganisms (ATCC No. 55322) is attached to an inert immobile support and then contacted with an aqueous solution of N-phosphonomethy...
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WO/1993/023480 |
It is described the preparation of substantially pure synthetic melanin, which is in the form of a solution in organic solvent or of a dry powder and is readily dispersible in plastic and/or plastic monomers, to produce low haze optical ...
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WO/1993/023087 |
Methods and compositions comprising polyfunctional biowaste treatment complexes for treating biowastes in a manner which: (a) keeps noxious and toxic substances from being released from the biowaste, and (b) neutralizes such substances r...
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WO/1993/022466 |
This invention relates to a hydrometallurgical process for the treatment of mercury contaminated muds. More particularly, this process pertains to a hydrometallurgical process for the treatment of Environmental Protection Agency designat...
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WO/1993/022000 |
The present invention relates to compositions useful for preventing and/or combatting fire as well as to the application of said compositions for preventing and/or combatting fire. The invention discloses a concentrated composition usefu...
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WO/1993/021479 |
Spent potliner (SPL) from aluminum reduction cells includes carbbon, inorganic brick and refractory material, and fluoride, sulfur, and cyanide compounds, and is considered hazardous. It is treated by introducing it into a vessel (14) an...
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WO/1993/020959 |
Degradation of compounds contained in a waste stream is accomplished with the use of an activated complex. The activated complex is produced on the clean side of a semipermeable membrane by the reaction of an enzyme, such as manganese pe...
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WO/1993/020916 |
A method for the selective removal of contaminants, including aflatoxin, from azadirachtin-containing materials comprising contacting said materials with a binding agent capable of selectively binding contaminants compared to azadirachtin.
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WO/1993/020898 |
The object of the invention is to provide a process and the corresponding industrial Plant(s) which make feasible the thermal treatment of Hazardous Waste of different nature and origin also mixed, excluding the release of harmful efflue...
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WO/1993/019934 |
A chemically protective laminate comprising a thin thermoplastic barrier layer, having a consistent thickness, laminated between two porous polymeric membrane layers. The porous polymeric membrane may be of porous polytetrafluoroethylene...
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WO/1993/019811 |
Environmental contaminants such as ivermectins and chlorophenols are degraded by the use of a hydroperoxide and a metal catalyst. The metal catalyst may be a naturally-occurring complex such as a metalloprotein. The hydroperoxide may be ...
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WO/1993/019812 |
A process for decontaminating oils and synthetic liquids containing polychlorobiphenyls comprises passing the liquid through a catalytic bed at an elevated temperature.
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WO/1993/018867 |
In a process for disposal of asbestos or substances containing it, the initial material is converted by very fine grinding together with at least one material releasing OH- ions in water in aqueous suspension into a material having non-f...
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WO/1993/017759 |
A material treatment process, and particularly such a process for the destruction of waste material. The process involves pyrolysis of waste material within a plasma torch and a hot zone which receives the material stream from the torch....
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WO/1993/017758 |
A fire extinguishing mixture of the following compounds: (a) 90 to 99.9 % wt. of one or more halocarbons of the formula: CWHXClYFZ wherein W is 1, 2, 3 or 4, X is any one of 0 to 9, Y is any one of 0 to 9 and Z is any one of 1 to 10 and ...
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WO/1993/017760 |
A material for absorbing noxious gases while having a good water vapor transmission rate is provided which comprises a suitable flexible substrate of a textile material or a porous organic polymeric membrane having a coating or film on i...
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WO/1993/017030 |
The invention provides novel organophosphate compounds of formula (I), wherein X is selected from the group consisting of R-O-, R-S- and R-NH-, where R is an optionally substituted aromatic or heterocyclic group, or an optionally substit...
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WO/1993/017295 |
The invention relates to a method of destroying explosive substances in which the explosive substances are converted to a pumpable liquid or suspension which is not detonatable but combustible and which can be burned in conventional boil...
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WO/1993/015793 |
The present invention provides a fire extinguishing method and apparatus. The fire extinguishing apparatus includes a pyrotechnical charge (3), an ignition agent (4) for remotely igniting the pyrotechnical charge, and a nozzle (6) throug...
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WO/1993/016572 |
A method and means for changing the characteristics of a substance (12), particularly a viscous substance, involves passing the substance into a path (10), passing a solvent (28) for that substance into the path, and subjecting the subst...
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WO/1993/014242 |
In a system and method for enhancing chemical reactions, a reactant (22) is brought in contact with a stable, non-soluble, porous, electronically non-conductive solid (reaction enhancer) (20) in a fluidic medium (18) to form a reaction m...
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WO/1993/013830 |
According to the process, the residues to be treated are firstly subjected to a baking process using electromagnetic waves, then to a pneumatic flux in a heated medium to produce an inert material in the form of anhydrite. The plant is c...
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WO/1993/013883 |
The invention relates to Proteobacteria that show unusually high level resistance to a wide range of metal oxides and oxyanions and to methods using selected Proteobacteria subgroups for efficient reduction of certain metal oxides and ox...
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WO/1993/012842 |
A process for treating wastes contaminated by toxic metals and/or organic materials is disclosed. The process involves heating the metal-contaminated wastes to a temperature sufficient to volatilize the metals. This temperature is also h...
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WO/1993/012841 |
An apparatus and process for sterile disposal of hazardous medical waste is provided. The apparatus includes a heat conductive container (12) for maintaining hazardous medical waste (14) and a means for applying heat to the heat conducti...
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WO/1993/010862 |
A method of destroying organic waste in a bath of molten metal and slag contained in a vessel (3) is disclosed. The method comprises injecting organic waste into the bath to form a primary reaction zone (13) in which the organic waste is...
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WO/1993/009849 |
Heavy metal contaminants are immobilised from raffinates containing acids of phosphorus. The raffinates are neutralised to form agglomerates and the agglomerates are then treated to form a solid, rock-like material in which the heavy met...
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WO/1993/009199 |
Compositions of difluoromethane, 1,1,1,2-tetrafluoroethane, and 1,1,2,2-tetrafluoroethane are useful as refrigerants, aerosol propellants, heat transfer media, gaseous dielectrics, fire extinguishing agents, expansion agents for polymers...
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WO/1993/008260 |
The present invention relates to the functional expression of multiple, eukaryotic cytochrome P450s in yeast cells, genetic constructs for effecting such expression and methods employing these yeast cells and/or the recombinant enzymes s...
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WO/1993/008024 |
A composite, suitable for use as a protective material, comprising, adhesively-bonded together, in order: (1) a combination of an outer microporous membrane and a non-woven fabric; (2) an intermediate layer including activated carbon; an...
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WO/1993/006953 |
A method for improved slurry-phase bioremediation treatment of organic sludge and mixtures of organic sludge and organics-contaminated soils by dissolving the contaminants into an aqueous phase and microbially degrading same. A high soli...
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WO/1993/006892 |
The fire fighting and hot surface cooling methods of this invention use a composition formed by combining a nonionic surfactant possessing a specific photoexcitable functional group with an arylphosphate, also of photoexcitable nature, i...
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WO/1993/005845 |
Method and apparatus are disclosed for the disposal of halogenated hydrocarbon materials such as fluorocarbon compounds. The hydrocarbon material is dispensed from a holding vessel (1) through dispersion means (5) into a reaction vessel ...
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WO/1993/005846 |
The invention disclosed relates to an injection mouldable non-black bromobutyl rubber formulation which provides twenty-four hour protection from penetration by H-agent and as such is particularly suitable for use in gas masks. The novel...
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WO/1993/003797 |
A composition for forming an essentially biodegradable foam for application to a substrate to provide a barrier between the substrate and the atmosphere formulated from a mixture in water of a sodium sulfonate, a carboxylic acid, KOH, po...
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WO/1993/004209 |
A process is disclosed for recovering heavy metals, according to which adsorbants or waste are heated under depression in an inert gas within a processing chamber. The gasses containing heavy metal vapours produced in the processing cham...
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WO/1993/002750 |
A method and system is disclosed for converting a feed, such as a carbonaceous waste, to dissolved atomic constituents for subsequent oxidation of the dissolved atomic constituents. The feed is injected into a molten bath which, at a suf...
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WO/1993/002751 |
A method and a system is disclosed for controlling chemical reaction of a feed. The feed is directed into a reactor containing a molten bath to at least partially chemically react the feed to form an intermediate component. A portion of ...
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WO/1993/002788 |
A foamable protein hydrolysate based concentrate is provided containing multivalent cations and a water soluble polymer. The concentrate remains stable in storage for at least six months, when diluted with 10 to 50 parts of water and mix...
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WO/1993/002854 |
A process for stabilizing a substantially inorganic substrate comprises treating the substrate with sulfur at a temperature above the melting point of sulfur thus converting the substrate into a solid, inert product which resists the lea...
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WO/1993/003308 |
Apparatus and method for the disintegration of waste subjecting the waste (98) within a closed chamber (14) to plumes (92, 94, 96) of an electrically generated high temperature plasma. The chamber is lined with an array of nozzles (24, 2...
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WO/1993/001152 |
Constant boiling azeotropic or azeotrope-like composition of pentafluoroethane and propane or isobutane are disclosed that are useful as refrigerants, aerosol propellants, heat transfer media, gaseous dielectrics, fire extinguishing agen...
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