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This page is updated frequently with new Sulphur-related patent applications. Subscribe to the Sulphur RSS feed to automatically get the update: related Sulphur RSS feeds. RSS updates for this page: Sulphur RSS RSS


Method and system for liquid fuel desulphurization for fuel cell application

Method and system for liquid fuel desulphurization for fuel cell application

Odor eliminating cloth and process for producing the same

Odor eliminating cloth and process for producing the same

Odor eliminating cloth and process for producing the same

Method and device for desulphurizing an exhaust-gas recirculation flow

Date/App# patent app List of recent Sulphur-related patents
12/11/14
20140364664
 Process for producing styrene-, methylstyrene- and ethylbenzene-free c6-c9 aromatic hydrocarbon blends patent thumbnailProcess for producing styrene-, methylstyrene- and ethylbenzene-free c6-c9 aromatic hydrocarbon blends
Various substantially styrene-, methylstyrene- and ethylbenzene-free c6-c9 aromatic hydrocarbon blends are produced from a hydrocarbon feed stream containing c5-c9 aromatic hydrocarbons including styrene, methylstyrene and sulphur compounds by first separating the stream into a distillate containing c5-c7 hydrocarbons, and a bottoms fraction containing c8 and c9 hydrocarbons; and converting the styrene and methylstyrene to their corresponding ethers by reacting with a c1-c3 lower alcohol in the presence of a selective acidic etherification catalyst. The effluent may be sent to a gasoline pool for blending or the effluent is separated by distillation into an ether stream and either a c8 or a c8-c9 aromatic hydrocarbon rich stream.
12/11/14
20140363749
 Method and system for liquid fuel desulphurization for fuel cell application patent thumbnailMethod and system for liquid fuel desulphurization for fuel cell application
A method for desulphurization of a liquid fossil fuel to be used in connection with a fuel cell is performed in a system comprising an evaporator unit (1), wherein the liquid fuel is first evaporated, a fixed bed reactor (2) in the form of a gas-phase hydro-desulphurizer, where the fuel is treated with hydrogen at atmospheric pressure over a highly active hydro-cracking (haht) catalyst, whereby sulphur species are converted to h2s, an adsorber (3), where the produced hydrogen sulphide can be adsorbed on a catalytic bed, and a fuel reformer (4), in which the fuel product is converted to syngas to be fed to an sofc system (6). The evaporator unit (1) comprises a liquid spraying device, preferably in the form of a piezoelectric spray nozzle..
12/11/14
20140363571
 Odor eliminating cloth and process for producing the same patent thumbnailOdor eliminating cloth and process for producing the same
An odor eliminating cloth according to this invention is characterized in that an odor eliminating composition containing a porous inorganic substance, a metallic oxide, and an inorganic silicon compound carrying a polyamine compound is fixed to at least a part of a cloth by means of a binder resin. With this odor eliminating cloth, any types of odors of basic gases, acidic gases, neutral gases, sulphur series gases contained in the air of a room can be effectively eliminated..
12/11/14
20140360186
 Method and device for desulphurizing an exhaust-gas recirculation flow patent thumbnailMethod and device for desulphurizing an exhaust-gas recirculation flow
A method for desulphurizing an exhaust-gas recirculation flow of an internal combustion engine supplied to the internal combustion engine on the fresh-air side includes branching a partial exhaust-gas flow from the exhaust-gas flow of the internal combustion engine. At least one reactant is supplied to the partial exhaust-gas flow that splits to form ammonia, and the thus laden partial exhaust-gas flow is supplied partially, as an exhaust-gas recirculation flow, to the fresh-air side and partially, as an aftertreatment partial flow, to an exhaust-gas aftertreatment system.
12/04/14
20140357847
 Method for lignin separation from black liquor having removal of sulphur compounds from formed water effluent patent thumbnailMethod for lignin separation from black liquor having removal of sulphur compounds from formed water effluent
The method is for separation of lignin from original black liquor (blin) having a first precipitation phase (pr1/pr2) for precipitation of lignin by a first acidification using acidifier, co2, at alkaline conditions, then separating a lignin cake with subsequent suspension of the lignin cake in a strong acid to leach our metals from the lignin followed by dewatering and obtaining a clean lignin product lp. The acidic liquid phase (fl1) subjected to a sulphur removal process wherein a calcium containing compound is added to the acidic liquid phase, whereby sulphur in the acidic liquid phase is reacting with the calcium compound forming solid gypsum which could be separated and bled off from the process.
12/04/14
20140357624
 Derivatives of heteroarylsulfonamides, their preparation and their application in human therapy patent thumbnailDerivatives of heteroarylsulfonamides, their preparation and their application in human therapy
The present invention concerns derivatives of heteroarylsulfonamides, notably as blockers of kv potassium channels, and more particularly of channels kv1.5, kv4.3 or kv11.1, their application in clinical therapy and their preparation methods. These compounds correspond to the following general formula (i): where r1 represents one or more substituents of the phenyl core x such as: hydrogen, halogen, trifluoromethyl, trifluoromethoxy, linear or branched c1-c4 alkyl, or linear or branched c1-c4 alkoxy, a represents oxygen or sulphur, b represents nitrogen when n=1 or 2 and d represents —c(═o)—, or b represents ch when n=0 and d represents —ch2o— or when n=1 and d represents —o—, r2 represents a hydrogen, a methyl, a fluorine or chlorine atom or a methoxy, hetar represents a pyridyl or quinolyl group, possibly substituted by a group such as a linear or branched c1-c4 alkyl, a linear or branched c1-c4 alkoxy, a halogen, or a trifluoromethyl, and to their pharmaceutically acceptable salts..
12/04/14
20140357056
 Method of forming sigma-shaped trench patent thumbnailMethod of forming sigma-shaped trench
A method of forming a Σ-shaped trench is disclosed. The method includes: providing a silicon substrate; and performing a plasma etching process to form a Σ-shaped trench in the silicon substrate.
12/04/14
20140356393
 Composition for treatment or prevention of hyperlipidemia, containing water extracts of laetiporus sulphureus patent thumbnailComposition for treatment or prevention of hyperlipidemia, containing water extracts of laetiporus sulphureus
The present invention relates to a composition for the treatment or prevention of hyperlipidemia, the composition containing water extracts of laetiporus sulphureus as an active ingredient, and to a medicine and a dietary supplement, containing the extracts.. .
11/27/14
20140348741
 Process and apparatus for treating a sulphur-containing off-gas from a sulphur recovery system patent thumbnailProcess and apparatus for treating a sulphur-containing off-gas from a sulphur recovery system
The invention relates to a process and apparatus for recovering sulfur (9). In a sour gas scrubbing apparatus (s) comprises a scrubbing part (sp) and a regeneration part (rp), wherein sulfur components and carbon dioxide are selectively removed from a crude synthesis gas (2) with the aid of a circulating scrubbing agent (3).
11/27/14
20140348740
 Device for mixing and cooling two reactive liquids and method of making peroxomonosulphuric acid with the device patent thumbnailDevice for mixing and cooling two reactive liquids and method of making peroxomonosulphuric acid with the device
A device for mixing and cooling two reactive liquids, comprising a bundle type heat exchanger with parallel tubes, a head space open to one end of all tubes, a first inlet to the head space for introducing a first liquid and a second inlet to the head space with a multitude of nozzles for introducing a second liquid, the nozzles being located within the head space and oriented to direct the introduced liquid transverse to the axis of the tubes of the tube bundle, is useful for making peroxomonosulphuric acid from 85 to 98% by weight sulphuric acid introduced into the first inlet of the device and 50 to 80% by weight aqueous hydrogen peroxide introduced into the second inlet of the device.. .
11/27/14
20140346121
Method for treatment of sulphide-containing spent caustic
Wherein the sulphide-containing spent caustic is converted with the gas mixture containing ozone, forming non-sulphide-bearing, inorganic sulphur compounds.. .
11/27/14
20140345529
Method for producing semiconductor layers and coated substrates treated with elemental selenium and/or sulphur, in particular, flat substrates
A processing device for producing semiconductor layers and coated substrates treated with elemental selenium and/or sulphur includes an evacuable processing chamber for receiving a substrate to be processed. The substrate has a metal layer and/or a layer containing metal.
11/27/14
20140345349
Integrated process for the production of clinker with treatment of bypass dusts produced by the kiln
It is described an integrated process for the production of clinker by dry process, with treatment in continuous of by-pass dusts produced by the kiln, wherein the solid matter to treat consists of bypass dusts of a clinker production process, containing compounds of chloride, sodium, potassium and sulphur, such a process comprising the following steps: a) extraction of the bypass dusts directly from the phase of quench, without intermediate storage, at a temperature comprised between 150 and 200° c., with a moisture content varying from 0.1 to 3% by weight, preferably from 0.1 to 0.5% by weight, and with a quantity of calcium carbonate lower than 55% by weight; b) mixing of said dusts coming from step a), within a maximum time comprised between 2 and 10 minutes, preferably lower than about 5 minutes, with water up to a water/dusts ratio varying from 2:1 to 4:1, preferably from 2.5:1 to 3.5:1, in a way to obtain a mixture with a moisture content comprised between 45 and 75% by weight, preferably between 50% and 55% by weight, even more preferably equal to about 50% by weight; c) mechanical stirring of the mixture diluted up to complete dissolution of the soluble salts; d) mechanical separation of the mixture so diluted in a liquid fraction containing water and soluble salts and in a solid fraction in form of cake or crust.. .
11/20/14
20140342958
Lubricating oil composition
A lubricating oil composition comprising (a) a lubricating oil base oil the kinematic viscosity of which at 100° c. Is in the range of from 1.4 to 6 mm2/s, (b) from 250 to 2000 ppm in terms of molybdenum of a molybdenum dialkyldithiocarbamate, (c) from 20 to 500 ppm in terms of sulphur of tetrabenzyl thiuram disulphide and (d) from 0.05 to 3.0 mass % of an amine.
11/20/14
20140342227
Lithium-sulphur cell cathode with a layer system
A cathode for a lithium-sulphur cell includes a current collector. A cathode layer system is applied to the current collector in order to achieve a high energy density, current rate and cycle stability.
11/20/14
20140339468
Method for separating arsenic and heavy metals in an acidic washing solution
A method for separating arsenic and heavy metals in an acidic washing solution which contains both arsenic and heavy metal, more particularly in a washing solution which is formed in copper smelting and contains sulphuric acid, comprises a separation process section, in which arsenic and at least one primary heavy metal are separated from one another. The separation process section comprises a processing step, in which hydrogen peroxide h2o2 is added to the washing solution, and the separation process section comprises a precipitation stage, in which the washing solution is admixed with a sulphide precipitation reagent, causing the at least one primary heavy metal to precipitate in the form of a metal sulphide.
11/13/14
20140333492
Electronic assembly for installation in a tyre
The electronic assembly is intended for installation in a tyre. It comprises an electronic device (12) having an electronic member (16) and at least one antenna (14) fixed to a support (18) of the electronic member (16).
11/13/14
20140332444
Process for hydroconverting oil feeds in fixed beds for the production of low sulphur fuels
A step for hydrodesulphurization of the heavy fraction in which hydrogen is reinjected.. .
11/13/14
20140332126
Fuel for pyrotechnic mixtures emitting in the near-infrared region
Inorganic fuel selected from the group of sulphocyanides of noble metals as specially copper, as well as the derivatives of urea and semicarbazide and theirs derivatives and organic fuel selected from the group of thiols with sulphur bound in the —sh group or in the heterocyclic rings and the metal salts of these compounds, mostly cuprous or cupric, which are suitable for the infrared tracer compositions used in bullets. With a suitable oxidant, which is zinc peroxide, the fuel forms binary mixtures that, during combustion, emit radiation in the near-infrared region that is invisible to the naked eye.
11/06/14
20140330034
Method for the manufacture of polybranched organic/inorganic hybrid polymers
Polybranched organic/inorganic hybrid polymer and method for its manufacture. The hybrid polymer has the form of an inorganic core carrying organic branches.
11/06/14
20140328974
Winemaking method without the admixture of sulphur dioxide, using chitosan-based films
The present invention relates to a winemaking process using the traditional method of vinification except that, after fermentation, a chitosan-based film is placed in contact with the wine and no sulfur dioxide is added. The present invention also relates to a process for preparation of a chitosan-based film by modification of the chitosan with natural compounds, which allows to produce chitosan films stable in acidic medium, with high antioxidant activity, while maintaining the antimicrobial activity.
10/30/14
20140323780
Process for the preparation of a catalyst based on molybdenum for use in hydrotreatment or in hydrocracking
The invention concerns a process for the preparation of a catalyst for carrying out hydrogenation reactions in hydrotreatment and hydrocracking processes. Said catalyst is prepared from at least one mononuclear precursor based on molybdenum (mo), in its monomeric or dimeric form, having at least one mo═o or mo—or bond or at least one mo═s or mo—sr bond where [r═cxhy where x≧1 and (x−1)≦y≦(2x+1) or r═si(or′)3 or r═si(r′)3 where r′═cx′hy′ where x′≧1 and (x′−1)≦y′≦(2x′+1)], and optionally from at least one promoter element from group viii.
10/30/14
20140323779
Process for the preparation of a catalyst based on tungsten for use in hydrotreatment or in hydrocracking
The invention concerns a process for the preparation of a catalyst for carrying out hydrogenation reactions in hydrotreatment and hydrocracking processes. Said catalyst is prepared from at least one mononuclear precursor compound based on tungsten (w), in its monomeric or dimeric form, having at least one w═o or w—or bond or at least one w═s or w—sr bond where [r═cxhy where x≧1 and (x−1)≦y≦(2x+1) or r═si(or′)3 or r═si(r′)3 where r′═cx′hy′ where x′≧1 and (x′−1)≦y′≦(2×t+1)], optionally at least one mo precursor and optionally at least one promoter element from group viii.
10/30/14
20140323752
Method for the manufacture of polybranched organic/inorganic hybrid polymers
Polybranched organic/inorganic hybrid polymer and method for its manufacture. The hybrid polymer has the form of an inorganic core carrying organic branches.
10/30/14
20140323745
Polyphenolic selenium compound having functional group of alkali metal ion and selenium complex
A polyphenolic selenium compound having a functional group of alkali metal ion and selenium complex which has an aromatic ring is provided, wherein the aromatic ring comprises at least two functional groups, each of which is one member selected from the group consisting of oxygen functional group, sulphur functional group, phosphorus functional group and nitrogen functional group; and selenium complex functional group is formed by selenium, alkali metal ion and the functional group. The polyphenolic selenium compound having a functional group of alkali metal ion and selenium complex of the present invention has characteristics of over 20% selenium content and no toxicity.
10/30/14
20140323373
Novel sulphur-bridged compounds, use thereof and process for production thereof
The present invention relates to novel sulphur-bridged compounds, in which within the molecule there is at least one fatty acid bonded by way of at least one sulphur bridge to at least one polyalkylene glycol ester, the reaction product of a fatty acid with a polyalkylene glycol, and these have from 8 to 29% by weight sulphur content, to use of these as sulphur carrier and lubricant additive and to production of the said compounds.. .
10/30/14
20140322618
Fluorinated derivatives of meldrum's acid, a method for the preparation of the same, and their use as a solvent additive
Disclosed are certain fluorinated derivatives of meldrum's acid as novel compounds, preparation methods for the same, their use in li ion batteries, li air batteries and li sulphur batteries as well as solvent compositions, electrolyte compositions and respective batteries containing them.. .
10/30/14
20140322259
Extracting method of antrodia cinnamomea
An extracting method of antrodia cinnamomea, being apt to improve extraction rate of dehydrosulphurenic acid, comprises: soaking a sample of raw antrodia cinnamomea in a salt solution, with the sample of raw antrodia cinnamomea absorbing the salt solution, to obtain a soaked antrodia cinnamomea; and further soaking the soaked antrodia cinnamomea in an alcohol solvent, and obtaining an extract of antrodia cinnamomea through sonication.. .
10/30/14
20140319687
Substrate with a functional layer comprising a sulphurous compound
The invention relates to a substrate (1) comprising a medium (10), said medium (10) comprising, on at least one of its main faces, a functional layer (11) that has low-e or antisolar properties or is electrically conductive, characterized in that said functional layer (11) comprises, on its extreme surface opposite the medium (10), at least one sulphurous compound, in particular a sulphate, a sulphonate and/or a thiosulphate.. .
10/30/14
20140319025
Device for extracting sulphur-containing compounds comprising a first pretreatment reactor operating in batch mode followed by a second pretreatment reactor of the piston type
Process of extracting sulphur-containing compounds from a hydrocarbon cut of the gasoline or lpg type by liquid-liquid extraction with a soda solution employing a unit (2) for pretreatment of the feedstock to be treated located upstream of the unit (4) for extraction with soda, said pretreatment unit consisting of a first pretreatment reactor operating in batch mode followed by a second continuous reactor of the piston type operating in piston mode.. .
10/30/14
20140318108
Proportional heater control for diesel emission system for marine powered generator set
A proportional heater controls a marine diesel powered generator with a diesel particulate filter (dpf). A proportional control is applied to the heater based upon exhaust temperature.
10/23/14
20140316002
Novel sulphur containing lipids for use as food supplement or as medicament
The present disclosure relates to lipid compounds of general formula (i) wherein r1 is chosen from a c10-c22 alkyl group, a c10-c22 alkenyl group having 1-6 double bonds, and a c10-c22 alkynyl group having 1-6 triple bonds; r2 and r3 are the same or different and may be selected from different substituents; y is chosen from sulphur, sulfoxide, and sulfone; and x is a carboxylic acid or a derivative thereof, a carboxylic ester, a carboxylic anhydride, or a carboxamide; or a pharmaceutically acceptable salt, complex, or solvate thereof. The present disclosure also relates to pharmaceutical compositions and lipid compositions comprising such compounds, and methods of using such compounds such as for treating diseases related to cardiovascular, metabolic, and/or inflammatory diseases..
10/23/14
20140315893
1,4- dihydropyridine derivatives with hsp modulating activity
The invention provides 1,4-dihydropyridine derivatives of formula (i) wherein r1 is optionally substituted c6-24aryl group or 5 to 6 membered heteroaryl group comprising 1 to 3 nitrogen atoms or other heteroatoms like oxygen and sulphur, and combinations thereof; r2 and r3 are independently hydrogen or c1-6alkyl group; r4 and r5 are independently hydrogen, c1-6alkyl group optionally substituted with amino, mono- or di(c1-6alkyl)amino, or with 5 to 24 membered optionally fused heterocyclic ring attached by nitrogen and optionally comprising additional 1 to 3 n, o, s heteroatoms and optionally substituted with c1-6alkyl group or c1-6 alkoxy group; r6 is c1-6alkyl, c3-7cycloalkyl, c3-7cycloalkylc1-6alkyl or arylc1-6alkyl group; and stereoisomers including enantiomers, diastereomers, racemic mixtures, mixture of enantiomers and combination thereof, as well as polymorphs, pharmaceutically acceptable salts, solvates, esters and prodrugs thereof for use in the therapeutic or prophylactic treatment of a disorder mediated by heat shock proteins.. .
10/23/14
20140315834
Compounds and compositions for use in the prevention and treatment of inflammation-related disorders, pain and fever, skin disorders, cancer and precancerous conditions thereof
The present invention provides novel compounds and pharmaceutical compositions for the prevention and/or treatment of cancer and precancerous conditions thereof, for the treatment of pain and fever, for the treatment of skin disorders, and for treating and/or preventing inflammation-related diseases and/or cardiovascular diseases. The compounds of the invention also have analgesic properties and anti-platelet properties.
10/23/14
20140312324
Organic el element and method of manufacturing the same, organic el panel, organic el light-emitting device, and organic el display device
An organic el element has an anode and a cathode a light-emitting layer including an organic material provided between the anode and the cathode, a hole injection layer provided between the anode and the light-emitting layer, and a electron injection layer provided between the light-emitting layer and the cathode 7. The hole injection layer and the electron injection layer include metal atoms and sulphur atoms.
10/16/14
20140308198
Procedure for the preparation of sulphur-based articles of manufacture
The present invention relates to a process for the preparation of articles of manufacture made of or based on sulphur, which comprises cooling of liquid sulphur in a volume of containment until the sulphur mass solidifies and forming of the product, characterised in that elastic pressure waves are applied to the cooling mass of liquid sulphur to produce a crystalline suspension of solid sulphur in liquid sulphur.. .
10/16/14
20140305848
Method for improving selectivity and recovery in the flotation of nickel sulphide ores that contain pyrrhotite by exploiting the synergy of multiple depressants
A method of using the synergy of multiple depressants to improve the depression of iron sulphide without compromising the recovery of the valuable sulphide minerals in the flotation of non-ferrous metal sulphides, while reducing or eliminating the use of environmentally problematic chemicals such as polyamines. The method has significant economic and environmental benefits.
10/09/14
20140303175
2-substituted-3-phenylpropionic acid derivatives and their use in the treatment of inflammatory bowel disease
The present invention relates to 2-(substituted sulphur, sulphone or sulphoxide)-3-(substituted phenyl)propionic acid derivatives, 2-(substituted oxygen)-3-(substituted phenyl)propionic acid derivatives, benzoic acid derivatives, and derivatives of 2-methyl-2-(phenoxy or phenylthio)propanoic acid and 2-(methyl or ethyl)-2-(phenoxy or phenylthio)butanoic acid, to processes for preparing such compounds, to their use in the treatment of inflammatory conditions, and to pharmaceutical compositions containing them.. .
10/09/14
20140301918
Process for recovery of technical grade molybdenum from diluted leaching acid solutions (pls), with highly concentrated arsenic, from metallurgical residues
A method for recovering technical-grade molybdenum from diluted acid leaching solutions (pls) that have a high arsenic concentration is disclosed. The method includes: (a) bringing a pre-filtered acid leaching solution (pls), originating from the leaching of smelter dust, into contact with an anionic ion-exchange resin; (b) washing the loaded resin with water; (c) extracting molybdenum from the ion-exchange resin with an alkaline ammonium regenerant solution to form ammonium molybdenum in solution; (d) washing the unloaded resin with water; (e) adding iron and/or magnesium salts to the recovered ammoniacal solution to obtain a precipitate which is transferred to the arsenic abatement step and a solution containing ammonium molybdate in solution; (f) adding sulphuric acid to the arsenic-free ammoniacal solution in order to precipitate the moylbdenum in the form of ammonium molybdate; (g) separating the precipitate by filtering the molybdate and re-circulating the solution obtained with the initial pls solution; (h) calcining the separated precipitate to obtain ammonia and molybdenum trioxide; and (i) recovering the released ammonia for its subsequent use in the method as a recirculated regenerant solution..
10/09/14
20140299515
Process for conversion of petroleum feed comprising an ebullated bed hydroconversion step in a fixed bed hydrotreatment step for the production of low sulphur content fuel
A step of fixed bed hydrotreatment of the residual fraction using an upstream system of permutable reactors.. .
10/09/14
20140299512
Process for removing sulphur compounds from hydrocarbons
Processes are disclosed for reducing the sulphur content of a hydrocarbon material containing sulphur compounds.. .
10/02/14
20140296593
Process for the fluid catalytic cracking of oxygenated hydrocarbon compounds from biological origin
A process for the fluid catalytic cracking of oxygenated hydrocarbon compounds from biological origin. The process comprises contacting a feed comprising the oxygenated hydrocarbon compounds from biological origin and an amount of sulphur with a fluid cracking catalyst at a temperature of equal to or more than 400° c.
10/02/14
20140296592
Process for the fluid catalytic cracking of oxygenated hydrocarbon compounds from biological origin
A process for the fluid catalytic cracking of oxygenated hydrocarbon compounds from biological origin. The process comprises (a) contacting a feed comprising the oxygenated hydrocarbon compounds with a fluid catalytic cracking catalyst at elevated temperature to produce a cracked products stream, the feed comprising an amount of sulphur; (b) separating catalyst from the cracked products stream; (c) separating a light fraction from the cracked products stream; and (d) removing hydrogen sulphide from the light fraction by means of an amine treating process.
10/02/14
20140295509
Pre-treatment of cellulosic material
A method of pre-treating a cellulosic material before hydrolysis is provided. The method comprises the steps of: impregnating the cellulosic material with a reactive water-soluble gas, such as sulphur dioxide (so2) or carbon dioxide (co2), in an impregnation chamber to obtain impregnated material; and heating the impregnated material to obtain pre-treated material, wherein the cellulosic material is compressed right before or when it is transferred to the impregnation chamber.
10/02/14
20140294719
Sulfur removal methods
A method for removing sulphur from a fluid by the steps of providing a first fluid comprising a sulphur-containing compound; adsorbing the sulphur of sulphur-containing compound onto an adsorbent; regenerating the adsorbent by oxidation of the adsorbed sulphur to sulphur dioxide thereby yielding an off-gas stream comprising sulphur dioxide; providing a second fluid comprising hydrogen sulphide, using the second fluid and the off-gas stream as reactants in a claus process for producing elemental sulphur, wherein a part of hydrogen sulphide provided by the second fluid is oxidized to sulphur dioxide and water at reaction temperature, the residual hydrogen sulphide, the resulting sulphur oxide and the sulphur oxide provided by the off-gas stream are converted to elemental sulphur, the oxygen required for the oxidation of the hydrogen sulphide provided by the second fluid is provided by an air stream, and the off-gas stream dilutes the second fluid in the claus process.. .
09/25/14
20140287307
Novel sulphur-modified monolithic porous carbon-based material, process for the preparation thereof and uses thereof in the storage and release of energy
A subject-matter of the invention is a novel process for the preparation of sulphur-modified monolithic porous carbon-based materials by impregnation with a strong sulphur-based acid, the materials capable of being obtained according to this process and the use of these materials with improved supercapacitance properties to produce electrodes intended for energy storage systems. Electrodes composed of sulphur-modified monolithic porous carbon-based materials according to the invention and lithium batteries and supercapacitors having such electrodes also form part of the invention..
09/25/14
20140284525
Process for increasing hydrogen content of synthesis gas
A process for increasing the hydrogen content of a synthesis gas containing one or more sulphur compounds, the synthesis gas including hydrogen, carbon oxides and steam, and having a ratio, r, defined as r=(h2−co2)/(co+co2)≦0.6 and a steam to carbon monoxide ratio ≦1.8, includes the steps of (i) adjusting the synthesis gas temperature, (ii) passing the temperature-adjusted synthesis gas through an adiabatic pre-shift vessel containing a bed of sulphur-tolerant water-gas shift catalyst at a space velocity ≧12,500 hour−1 to form a pre-shifted gas stream, and (iii) subjecting at least a portion of the pre-shifted gas stream to one or more further stages of water-gas shift.. .
09/25/14
20140284250
Device for extracting sulphur-containing compounds by liquid-liquid extraction by means of a soda solution with an optimized final washing step
Process of extracting sulphur-containing compounds from a hydrocarbon cut of the gasoline or lpg type by liquid-liquid extraction with a soda solution employing a unit (2) for pretreatment of the feedstock to be treated placed upstream of the extraction unit (4), the soda being introduced into the extraction column (4) in the form of two circuits operating either in parallel, or in series.. .
09/18/14
20140273337
Cu2znsns4 nanoparticles
Materials and methods for preparing cu2znsns4 (czts) layers for use in thin film photovoltaic (pv) cells are disclosed herein. The czts materials are nanoparticles prepared by a colloidal synthesis in the presence of a labile organothiol.
09/18/14
20140271220
Erosion resistant coating
A platinum plus chromium coating applied to the roots and firtrees of turbine blades where the inclusion of chromium creates a single phase outer zone which minimises diffusion paths for sulphur which can preferentially diffuse down phase boundaries and enables a chromium rich outer oxide scale to form on top of the coating.. .
09/18/14
20140264178
Process for increasing hydrogen content of synthesis gas
Process for increasing the hydrogen content of a synthesis gas containing one or more sulphur compounds, the synthesis gas including hydrogen, carbon oxides and steam, and having a ratio defined as r═(h2—c02)/(co+c02)≦0.6 and a steam to carbon monoxide ratio ≦1.8, includes the steps of (i) adjusting the temperature of the synthesis gas; (ii) passing at least a portion of the heated synthesis gas adiabatically through a first bed of sulphur-tolerant water-gas shift catalyst disposed in a first shift vessel at a space velocity ≧12,500 hour−1 to form a pre-shifted gas stream; and (iii) forming a shifted gas stream by subjecting at least a portion of the pre-shifted gas stream to a second stage of water-gas shift in a second shift vessel containing a second bed of sulphur-tolerant water-gas shift catalyst that is cooled in heat exchange with a gas stream including the synthesis gas.. .
09/11/14
20140256886
Vulcanisable compositions based on epoxy group-containing nitrile rubbers
There are provided novel vulcanizable compositions based on optionally fully or partly hydrogenated nitrile rubbers containing epoxy groups, specific acidic crosslinkers and crosslinking accelerators, as a result of which the use of conventional crosslinkers, such as sulphur in particular, is no longer required. The vulcanizates producible therefrom possess very good compression sets at room temperature, 100° c.
09/11/14
20140255824
Sulphur-containing chain transfer reagents in polyurethane-based photopolymer formulations
The present invention relates to photopolymer formulations comprising: matrix polymers (a), obtainable by reacting at least one polyisocyanate component (a) and one isocyanate-reactive component (b); a writing monomer (b); a photoinitiator (c) a catalyst (d); and a sulphur-containing chain transfer reagent (e). A holographic medium that contains a photopolymer formulation according to the invention or can be obtained by using it, the use of a photopolymer formulation according to the invention for manufacturing holographic media, and a method for producing a holographic medium by using a photopolymer formulation according to the invention are also subject matter of the invention..
09/11/14
20140252277
Process for increasing hydrogen content of synthesis gas
Process for increasing the hydrogen content of a synthesis gas containing one or more sulphur compounds, the synthesis gas including hydrogen, carbon oxides and steam, and having a ratio defined as r═(h2—co2)/(co+co2)≦0.6 and a steam to carbon monoxide ratio ≦1.8, including the steps of (i) heating the synthesis gas; (iii) subjecting at least a portion of the heated synthesis gas to a first stage of water-gas shift in a first shift vessel containing a first sulphur-tolerant water-gas shift catalyst that is cooled in heat exchange with boiling water, to form a pre-shifted gas stream; and (iii) forming a shifted gas stream by subjecting at least a portion of the pre-shifted gas stream to a second stage of water-gas shift in a second shift vessel containing a second sulphur-tolerant water-gas shift catalyst that is cooled in heat exchange with a gas stream including the synthesis gas.. .
09/04/14
20140245804
Magnesium sulphate
The invention provides a method for the manufacture of a magnesium sulphate product, and a crystalline product, which comprises magnesium sulphate in the form of crystals or granules, as obtainable by carrying out this method. The method comprises the steps of: (a) providing a sulphuric acid product that has been obtained as a by-product during the sulphate process for manufacturing titanium dioxide; (b) concentrating the sulphuric acid product to obtain a concentrated product that has a higher sulphuric acid concentration; (c) combining a magnesium-based neutralising agent with the concentrated product and allowing the magnesium-based neutralising agent and the sulphuric acid to react, to generate magnesium sulphate in solution; and (d) crystallising magnesium sulphate out of the solution, to obtain a crystalline magnesium sulphate product together with a remaining liquor.
08/28/14
20140242097
Methods
A method for promoting entry of an agent (introduced agent) into a cell, the method comprising the step of complexing the introduced agent in the presence of an entry-promoting agent and then exposing to cells, wherein the entry-promoting agent comprises a linear and/or branched or cyclic polymonoguanide/polyguanidine, polybiguanide, analogue or derivative thereof according to the following formula 1a & b. The method also provides a means for formation of nanoparticles formed between the entry promoting agent and the introduced agent.
08/21/14
20140235891
Use of organic framework porous solid acid
The invention relates to an application of organic framework porous solid acid. A catalyst for catalytic esterification and acylation reaction is prepared by the steps of adding a divinyl benzene monomer into a solvent prepared by mixing azobisisobutyronitrile, tetrahydrofuran and water, performing hydrothermal treatment at the normal temperature under the constant pressure, and volatilizing the solvent at the room temperature to obtain polydivinylbenzene; grinding the polydivinylbenzene into 200-mesh powder and performing degassing treatment under the nitrogen condition; adding polydivinylbenzene blocks into 1,1′,2-methyl chloroform to explode and crack into small blocks, wherein the small blocks swell; evenly mixing 1,1′,2-methyl chloroform and concentrated sulfuric acid, adding silver sulfate serving as a catalyst, adding processed polydivinylbenzene, performing sulfonation, filtering and washing with dioxane and water till it is neutral, performing drying, using dilute sulphuric acid to activate, performing washing till the it is neutral and performing drying.
08/21/14
20140234723
Cathode unit for an alkaline metal/sulfur battery having an optimised arrester structure
The invention relates to a cathode unit for an alkaline metal/sulphur battery, containing a cathode arrester, which comprises a carbon substrate, and an electrochemically active component, which is selected from sulphur or an alkaline metal sulphide and is in electrically conductive contact with the carbon substrate.. .
08/21/14
20140231310
Process for hydrodesulphuration of gasoil cuts using a catalyst based on heteropolyanions trapped in a mesostructured silica support
The invention relates to a process of hydrodesulphuration of at least one gasoil cut implementing a catalyst containing, in its oxide form, at least one metal from group vib and/or at least one metal from group viii of the periodic table, present in the form of at least one polyoxometalate of the formula (hhxxmmoy)q−, said polyoxometalates being present within a mesostructured silicon oxide matrix having a pore size within the range 1.5 to 50 nm and having amorphous walls of thickness within the range 1 to 30 nm, the said catalyst being sulphured before being implemented in the said process.. .
08/21/14
20140230647
Method of controlling a wet scrubber useful for removing sulphur dioxide from a process gas
A wet scrubber (1) for cleaning a process gas containing sulphur dioxide comprises an absorption vessel (2) for contacting the process gas with an absorption liquid to absorb sulphur dioxide from the process gas, a sulphite sensor (68, 74) for measuring a sulphite concentration in the absorption liquid, and a control unit (52). The control unit (52) is adapted to receive a measurement signal from the sulphite sensor (68, 74) and to control, based on the measured sulphite concentration, at least one wet scrubber operating parameter influencing the sulphite concentration in the absorption liquid..
08/14/14
20140228602
Catalyst and method for its preparation
A catalyst including gold, or a compound thereof, and sulphur, a compound of sulphur, trichloroisocyanuric acid or a metal dichloroisocyanurate on a support, together with a process for manufacturing the catalyst and its use in a chemical process are described.. .
08/07/14
20140221261
Marine engine lubrication
Lubricant additives comprising as overbased metal hydrocarbyl-substituted hydroxybenzoate detergent dispersed in diluent and a polyalkenyl-substituted carboxlic acid anhydride dispersed in a diluent oil containing 50 mass % or more of a basestock containing greater than or equal to 90% saturates and less than or equal to 0.03% sulphur or a mixture thereof are blended, in minor amounts, with a high saturates content oil of lubricating viscosity, in a major amount, to give trunk piston marine engine lubricating oil composition for a medium-speed four-stroke compression-ignited marine engine.. .
08/07/14
20140221259
Process for production of nanoparticles of solid lubricant and lubricant dispersions stable in oil and in water
The process basically comprises: dissolving a lamellar disulphide, as a source of the solid lubricant, in an aqueous solvent, forming a first aqueous solution; dissolving a reducing agent, as hydroxylamine, sodium hypophosphite or sodium borohydride, in an aqueous solvent, forming a second aqueous solution; mixing the first and second aqueous solutions, forming a third aqueous solution; neutralizing the ph of the third aqueous solution; dissolving a sulphur source, in an aqueous solvent, forming a fourth aqueous solution; mixing the third and fourth aqueous solutions, forming a fifth aqueous solution, which is contained and heated in an autoclave; cooling the fifth aqueous solution to the room temperature; and removing, from the autoclave, the nanoparticles in powder form.. .
08/07/14
20140220453
Lithium-sulphur (li-s)-type electrochemical battery and production method thereof
The invention also relates to a method for the production of said device.. .
08/07/14
20140219910
Sulphuric acid production with recycle of desulphurized gas
The invention relates to a process for oxidation of so2 to so3 comprising the steps of (a) directing a stream of feed gas comprising so2 and o2 to a catalytically active material, (b) oxidizing an amount of said so2 in said process gas to so3 in the presence of the catalytically active material, providing a first oxidized process gas, (c) reacting so3 with water, (d) condensing h2so4, (e) withdrawing a first desulphurized process gas and a first stream of sulphuric acid, (f) from the desulphurized process gas withdrawing a recycle stream of desulphurized process gas, wherein the recycle stream is added to said stream of feed gas or said first oxidized process gas with the associated benefit of reducing the molar flow of process gas downstream withdrawal of the recycle stream and upstream the mixing point.. .
08/07/14
20140217631
Sulfur granulator system and method
Sulfur (or sulphur) spray nozzles disposed with a tank spray liquid molten sulfur into the cooling liquid in the tank. Solid sulfur seeds are formed in the cooling liquid and settle in the tank.


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Sulphur topics: Desulphurization, Hydrochloric Acid, Oxalic Acid, Carbon Dioxide, Hydrocarbon, Chloric Acid, Magnesium Chloride, Boiling Point, Carboxylic Acid, Fatty Acid, Fatty Acids, Molybdenum, Long Chain, Hydrolysis, Exothermic Reaction

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