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WO/1994/000528 |
Azeotropic compositions of 5-45 weight percent pentafluoroethane and 55-95 weight percent 1,1,1-trifluoroethane boil at -16.9 �C and a pressure of about 51 psia. These compositions are useful as refrigerants, aerosol propellants, heat ...
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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/1994/000389 |
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/1994/000198 |
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/1993/025277 |
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/1993/025278 |
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/1993/025635 |
A method of removing halogenated aromatic compounds contained in small amounts in a hydrocarbon oil comprising mainly nonaromatic hydrocarbon oils safety without fail. The method comprises bringing the hydrocarbon oil into contact with a...
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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/1993/024321 |
Composite chemical barrier films and fabrics that are particularly useful in protective garments. The composite barrier material may be made by laminating a barrier film (22) to a flexible substrate (24) using a thermoplastic resin (23) ...
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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/1993/023480 |
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/1993/022001 |
An environmentally sound process is described for the remediation of waste materials that allows the separation, recovery and decontamination of metals. The method includes chemically reducing essentially all of a reducible toxic and pot...
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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/1993/020898 |
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/1993/020959 |
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/1993/021117 |
The chlorine content in chlorinated hydrocarbons in an environment which admits the presence of air and moisture can be reduced by bringing the chlorinated hydrocarbon into contact wih a dechlorination reagent which comprises (i) a compl...
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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/1993/019811 |
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/1993/020177 |
Azeotropic or azeotrope-like compositions of effective amounts of 1,1,2,2,3,3,4,4-octofluorobutane; trans-1,2-dichloroethylene, cis-1,2-dichloro-ethylene, 1,1-dichloroethane, or 1,3-dichloro-1,2,2,3,3-HCFC-225cb; and an alcohol such as m...
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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/1993/020593 |
When a mixture of spent electric batteries is treated by pyrolysis, a pyrolysis slag is obtained having at least a residual mercury content between 50 and 1500 ppm, according to the battery type. It does not seem possible to eliminate th...
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WO/1993/019836 |
Components, usually but not exclusively gaseous components, are removed in a liquid medium from gas streams and chemically converted into an insoluble phase or physically removed. Specifically, hydrogen sulfide may be removed from gas st...
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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/1993/019011 |
The invention concerns a method of treating effluents in order to eliminate the organic compounds. The method comprises a primary oxidation stage with hydrogen peroxide in an alkaline medium, a secondary oxidation stage in a neutral medi...
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WO/1993/019169 |
Three purified proteins, PcpA, PcpB and PcpC, are disclosed. These proteins are involved in the breakdown of pentachlorophenol and other halogenated phenols by the bacterium $i(Flavobacterium sp.) Strain ATCC 39723. Three cloned genes, p...
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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/1993/017758 |
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/1993/017759 |
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/1993/016761 |
Disclosed is a method of photochemically oxidizing gaseous halogenated organic compounds, an apparatus for photochemically oxidizing gaseous halogenated organic compounds, a lining insert for an apparatus for photochemically oxidizing ga...
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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/1993/015794 |
The present invention relates to a gas-liquid mixture especially for use as a fire extinguishing agent. The mixture contains a) at least one halogenated carbon or C1-C10 hydrocarbon, b) a chemical compound having a high steam pressure an...
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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/1993/015793 |
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/1993/014821 |
There is provided a method and apparatus for the controlled non-pyrolytic reduction of organic material comprising subjecting the material to microwave radiation in a reducing atmosphere. An apparatus for carrying out the method comprise...
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WO/1993/014244 |
In a system and method for enhancing organic oxidation reactions, an organic reactant (22) is brought in contact with a stable, non-soluble, porous, electronically non-conductive, inorganic solid (reaction enhancer) (20) in a fluidic med...
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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/1993/014243 |
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/1993/013831 |
A process for hydrodehalogenating halogenated organic compounds present in a contaminated aqueous environmental source in which the halogenated organic compounds are reacted with hydrogen gas or a source of hydrogen gas in the presence o...
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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/1993/013830 |
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/1993/012841 |
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/1993/012842 |
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/1993/010862 |
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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