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WO/2004/062764A2 |
Overall steam demand for hydrogen production in shift reactor is lowered by splitting the syngas feed stream (101) into first portion (102’) and second portion (102’’). The first portion (102’) is fed to a first shift reactor (11...
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WO/2004/060544A2 |
A chemical solvent is utilized to preferentially remove CO2 from a H2S-rich acid gas stream, the acid gas stream being absorbed by the chemical solvent from a sour syngas stream. A chemical solvent such as alkanolamine is used in a uniqu...
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WO/2004/053023A1 |
The invention relates to a gas cooling device for coke-oven gas containing condensing constituents. Said device comprises a gas conduit (6), through which the coke-oven gas flows, heat exchanger elements in said gas conduit that are trav...
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WO/2004/043938A1 |
1,3,5 (2H2,4H2,6H2) tripropanediamine N,N,N',N',N',N' hexamethyl is used to scavenge sulfur compounds from hydrocarbons. A novel method of making the triazine comprises autocondensing (CH3)2N CHCH2CH 2N=CH2.
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WO/2004/020331A1 |
A method of recovering hydrogen, comprising heating organic waste at 500 to 600°C in nonoxidative atmosphere, mixing gas resulting from thermal decomposition with steam at 900 to 1000°C and purifying the thus obtained reformed gas to t...
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WO/2004/019429A2 |
A fuel cell power plant (110) has a fuel cell stack assembly (CSA) (16) including an anode (18), and a fuel processing system (FPS) (120) providing a hydrogen-rich reformate/fuel stream (34, 134, 62) for the anode (18) of the CSA (16). A...
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WO/2004/016717A1 |
A wet gas purification method for removing ammonia in a gas, characterized in that it comprises a step of washing with water in which makeup water is fed continuously or intermittently for absorbing an ammonia component in the gas, to al...
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WO/2004/015035A1 |
An apparatus for treating COS for a gas produced by gasification, which has an O2 removal catalyst and a COS conversion catalyst provided downstream to the O2 removal catalyst in the stream of the gas produced by gasification; an apparat...
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WO/2004/012867A2 |
Eductor apparatus (100, 99) is provided for introducing gas into a liquid in a gas flotation cell, the apparatus comprising a clean liquid inlet port (101), the inlet port having an outlet end (104) through which the clean liquid is ejec...
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WO/2004/011133A1 |
An apparatus for preferential oxidation of carbon monoxide in a reformate flow includes a reactor (10) defining a flow path (A) for a reformate flow; at least one catalyst bed (14) disposed along the flow path; and a distributor for dist...
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WO/2004/007358A1 |
A method is provided for the removal of sulfur compounds out of feed gases, such as synthesis gas or coal gas, and the recovery of elemental sulfur from the sulfur compounds, by contacting the feed gas with a catalyst, that is either act...
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WO/2004/004870A1 |
The invention relates to a system unit for desorbing carbon dioxide and other impurities from highly pressurized methanol. Said system unit comprises at least one or more expansion vessels arranged in succession, at least one heat exchan...
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WO/2003/106331A1 |
The invention relates to a plant unit for decomposing and purifying synthesis gas, said unit consisting of a device for partially condensing synthesis gas and a device for the nitrogen wash process which is connected to the device for pa...
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WO/2003/097565A1 |
Unreacted syngas containing CO2 from Fisher-Tropsch synthesis reactor, a methanol synthesis reactor or a dual functional syngas conversion is scrubbed with an aqueous medium to absorb at least some of the CO2. At least a portion of the u...
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WO/2003/095592A1 |
Selective oxidation catalyst comprising a ruthenium class metal which is used for the reduction of carbon monoxide in a hydrogen-containing feed is regenerated by contact with a regeneration gas under a reducing atmosphere sufficient to ...
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WO2002089958B1 |
The invention relates to a method for cleaning coke oven gas by washing the gas, whereby a washing liquid is guided into a washing liquid circuit and impurities in said washing liquid are expelled in a desorber. According to the inventio...
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WO/2003/086965A1 |
The invention relates to a method for simultaneously producing hydrogen and carbon monoxide, whereby the synthesis gas is subjected to decarbonatation in a decarbonatation unit (2), and to desiccation in a desiccation unit (5). The remai...
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WO/2003/080238A1 |
Provided is a ruthenium-based catalyst having from about 1 to 10 wt.% of a ruthenium component and at least about 0.5 wt.% of zinc oxide. In one embodiment of the catalyst, zinc oxide itself serves as a support on which the ruthenium is ...
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WO/2003/068365A2 |
Part of the flux of a combustible gas mixture, flowing in a distribution line (1), is taken off (13), compressed (12) and treated as a recycle gas (10) in a unit (3) for production of an active gas (4) from a synthetic gas mixture (6). S...
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WO/2003/068370A1 |
A process for the selective removal of sulphur compounds from synthesis gas being rich in carbon monoxide and containing hydrogen, carbon monoxide and containing hydrogen, carbon dioxide and steam comprising contacting the synthesis gas ...
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WO/2003/057348A1 |
The present invention relates to a process for removing carbon dioxide and optionally hydrogen sulphide and/or COS from a gas stream containing these compounds by washing the gas with an aqueous washing solution containing water, sulfola...
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WO/2003/054113A2 |
A slurry Fischer-Tropsch hydrocarbon synthesis process for synthesizing liquid hydrocarbons from synthesis gas, in a hydrocarbon synthesis reactor, also hydroisomerizes the synthesized hydrocarbons in one or more external downcomer react...
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WO/2003/038013A1 |
A solution of a chromium compound is impregnated into a silica-alumina carrier made of alumina and containing 1 to 5 weight % of silica relative to the weight of the carrier, thereby to obtain a decomposing catalyst carrying 10 to 15 wei...
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WO/2003/036166A2 |
A process for the preparation of hydrogen and carbon monoxide containing gas from a gaseous hydrocarbon feedstock by performing the following steps: (a) partial oxidation of part of the feedstock thereby obtaining a first gaseous mixture...
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WO/2003/036165A2 |
Process to reduce the temperature of a hydrogen and carbon monoxide containing gas by contacting the gas with a metal alloy surface having a lower temperature than the temperature of the gas, wherein the metal alloy surface comprises bet...
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WO/2003/033146A1 |
A catalyst includes a metal carrier, an adhesive layer formed on the metal carrier, the adhesive layer containing crystalline silicate and silica, and a catalyst layer formed on the adhesive layer. Adhesiveness between the metal carrier ...
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WO/2003/033625A2 |
A process for the selective oxidation of one or more components of a fluid stream comprises contacting the fluid stream with an oxidation catalyst at a selected temperature and providing a source of oxygen. The oxidation catalyst compris...
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WO/2003/024604A2 |
A process for removing CO¿2? from a CO¿2?-containing gas. The process includes scrubbing CO¿2? from a CO¿2?-containing gas using an aqueous phase liquid forming a CO¿2?-enriched aqueous phase. The CO¿2?-enriched aqueous phase is th...
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WO/2003/023214A1 |
Syngas (2) for use as fuel in the combustion turbine (200) of an IGCC process is heated to a maximum temperature of about 350 degrees fahrenheit prior to entering the combustor (16). Noncombustible diluent gas (10) and additional fuel ga...
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WO/2003/018723A1 |
Method and device for cleaning synthesis gas obtained during gasification of biomass. The synthesis gas is passed through a saturation device and an absorption device, both of which are fed with oil. In this way the synthesis gas is scru...
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WO/2003/016437A2 |
The invention relates to a method for scavenging the precoolers of a coking plant. The inventive method is characterized by scavenging the precoolers with the liquid phase produced from the collecting main and using a liquid phase from a...
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WO/2003/014262A2 |
A fuel processing system is operative to remove substantially all of the sulfur present in a logistic fuel stock supply (4). The fuel stock can be gasoline, diesel fuel, or other like fuels which contain relatively high levels of organic...
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WO/2003/011432A1 |
The invention relates to a method for the separation of gaseous components from technical gases in which the gas components are washed out of the technical gas (1), by means of a wash (2). The washing agent, charged with the gas componen...
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WO/2003/011865A1 |
The invention concerns compounds of formula (I), wherein: R¿1?, R¿2?, R¿3? and R¿4? represent a hydrogen atom, an alkyl radical comprising 1 to 4 carbon atoms, a phenyl radical optionally substituted by one or several groups selected...
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WO/2003/000829A1 |
The invention relates to a method for the purification of gasification gas obtained from a carbonaceous material. The purification is carried out by adding oxygen or an oxygen-containing gas to the gasification gas and by contacting the ...
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WO2002018293B1 |
The invention relates to a ceramic material comprising at least one transition metal silicate and/or transition metal disilicate. The ceramic material can be characterized by having one or more monosilicates, one or more disilicates and ...
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WO/2002/092215A1 |
An apparatus and method is disclosed for rapidly heating fuel processor components during startup of a fuel cell powered vehicle. Rapid heating is achieved by placing a water adsorbent (124,130) downstream of the fuel processor's primary...
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WO/2002/079084A1 |
A carbon monoxide removal method capable of removing carbon monoxide stably for long period when a fuel reforming system is operated, comprising the step of adding oxidizer to a reaction gas including hydrogen and carbon monoxide to reac...
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WO/2002/074883A1 |
A desulfurizing agent comprising a compound represented by the general formula: ZnFe¿2?O¿4?/SiO¿2?/AO¿2? wherein A represents Zr and/or Ti; a method for producing the desulfurizing agent which comprises adding ZrO¿2? and/or TiO¿2? ...
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WO/2002/068084A1 |
A gas production plant (100) has a first separator (130) receiving a feed gas (120) and produces a first offgas stream (132) and a first product stream (134), and a second separator (140) receives the first offgas stream (132) and produc...
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WO/2002/068325A1 |
A method for the selective oxidation of carbon monoxide in a gas stream comprising carbon monoxide, hydrogen and oxygen in an adiabatically operated fixed-bed, catalytic reactor. In the method the inlet temperature is controlled based up...
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WO/2002/059038A1 |
A hydrogen purification device which has a carbon monoxide modification catalyst body (1) for removing carbon monoxide from a reformed gas containing hydrogen, carbon monoxide and steam, wherein the modification catalyst body (1) compris...
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WO/2002/051744A1 |
In an integrated process for the production of synthesis gas, a partial oxidation unit (1) and a stream methane reformer (2) are used to convert natural gas or another fuel to first and second mixtures (11, 12) of at least carbon monoxid...
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WO/2002/040619A2 |
The invention relates to a multi-stage shift reactor (1) for reducing carbon monoxide contained in a stream of gas comprising mixtures rich in hydrogen, said shift reactor (1) being able to be cross-flown by the gas stream mixture in the...
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WO/2002/038706A1 |
The invention relates to a method for gasifying liquid to pasty organic substances and substance mixtures. According to the invention, the organic substances are converted to a substantially volatile phase in a pyrolysis reactor by conta...
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WO/2002/038265A1 |
An improved feedstock (16) for fuel processing systems (10), and fuel processing systems (10) incorporating the same. The fuel processing system (10) includes a fuel processor (12) adapted to produce a product hydrogen stream (14) from a...
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WO/2002/022256A1 |
A catalyst for carbon monoxide removal such as a supported ruthenium catalyst, with which carbon monoxide is oxidatively removed from an alcohol reforming gas containing hydrogen and carbon monoxide to be supplied to a fuel cell, is brou...
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WO/2002/011878A1 |
A reactor comprising a catalyst bed (1) having a central longitudinal axis, which catalyst bed has an upstream surface (2) perpendicular to the central longidutinal axis, and a distribution chamber (4) for directing a gaseaous mixture of...
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WO/2002/004574A1 |
The invention relates to a method for pyrolysis and gasification of substance mixtures containing organic constituents. The organic substances (4) or substance mixture containing organic constituents are brought into contact with a heat ...
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WO/2002/002208A1 |
A continuous desulfurization system (10) for removing sulfur fromfuel cell fuels comprises at least a pair of beds (12, 14) conta ining a regeneratable sorbent and switches (28, 30, 32, 36, 42, 44, 50, 56, 58) for sequentially connecting...
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