| SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. Patent applications |
| Patent application number | Title | Published |
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| 20120029256 | PROCESS FOR THE CONVERSION OF LOWER ALKANES TO AROMATIC HYDROCARBONS - A process is provided for producing aromatic hydrocarbons which comprises: (a) contacting a lower alkane feed with a solid particulate aromatic hydrocarbon conversion catalyst in a fluidized bed reaction zone to produce aromatic hydrocarbons and other products, whereby the catalyst is at least partly deactivated by the formation of undesirable coke deposits, (b) continuously withdrawing a portion of the catalyst from the reaction zone, regenerating it in a regeneration zone and returning regenerated catalyst to the reaction zone, (c) maintaining the heat balance between the reaction zone and the regeneration zone by diluting the catalyst particles with particles of a catalytically inactive solid with about the same or improved specific heat and thermal conductivity relative to the catalyst, (d) separating aromatic hydrocarbons from the other products and unreacted lower alkanes, and (e) optionally recycling unreacted lower alkanes to the reaction zone. | 02-02-2012 |
| 20110250113 | METHOD OF TREATING A SYNGAS STREAM AND AN APPARATUS THEREFOR - The present invention provides a method of treating a raw syngas stream and an apparatus therefor. In the method a raw syngas stream is passed to a hydrolysis unit to provide a hydrolysed syngas stream and a condensed water stream. The hydrolysed syngas stream is passed to an acid gas removal unit to separate H | 10-13-2011 |
| 20110185807 | MONITORING SYSTEM FOR WELL CASING - A system for use in a wellbore, comprises a length of casing, a structure that is configured to deform with deformation of the casing, said structure being affixed to the length of casing at substantially the same radial position along the length of casing, and a sensing device that is configured to measure deformation of the structure, said device comprising a plurality of sensors that are distributed with respect to at least one of the length of said structure and the periphery of said structure. | 08-04-2011 |
| 20110174047 | PROCESS FOR THE MANUFACTURING OF AN ELONGATED TUBE AND USE OF THE TUBE - This invention relates to a process for the manufacture of an elongated tube, the process comprising the following steps: (a) forming a rotating temporary tube ( | 07-21-2011 |
| 20110114311 | METHOD OF PRODUCING HYDROCARBON FLUID FROM A LAYER OF OIL SAND - A method of producing hydrocarbon fluid from a layer of oil sand located in an earth formation, the method comprising creating at least one borehole in the earth formation, including a discharge borehole having a borehole section extending in a selected direction at an angle of less than 45 degrees with an upper and/or lower boundary of the layer and being provided with a liner of a length adapted to be changed, and creating a cavity in the layer of oil sand, the cavity being in fluid communication with said borehole section; extending the cavity in the selected direction by operating fluid jetting means via said at least one borehole to jet a stream of fluid against a wall of the cavity; changing the length of the liner in correspondence with extension of the cavity in the selected direction; and transporting a slurry of fluid and oil sand, resulting from operation of the fluid jetting means, from the cavity via the discharge borehole to a processing facility for processing the slurry. | 05-19-2011 |
| 20110061739 | METHOD OF BYPASSING A PIPELINE IN A MULTIPLE PIPELINE SYSTEM - The present invention relates to an apparatus and method of producing gaseous and liquid component streams from at least two multi-phase streams in at least two pipelines, the method comprising at least the steps of:
| 03-17-2011 |
| 20110054224 | PROCESS FOR THE PREPARATION OF ALKYLENE GLYCOL - The invention provides a process for the preparation of an alkylene glycol from an alkene wherein conversion of alkylene oxide to alkylene glycol occurs in an alkylene oxide absorber and optionally in further reactors, and alkylene glycol is extracted from fat absorbent by contacting the fat absorbent with a lean solvent, thereby producing fat solvent, recovering alkylene glycol from the fat solvent and recycling the lean solvent. | 03-03-2011 |
| 20110021389 | METHOD AND COMPOSITION FOR ENHANCED HYDROCARBONS RECOVERY - A method of treating a hydrocarbon containing formation, comprising (a) providing a hydrocarbon recovery composition to at least a portion of the hydrocarbon containing formation, wherein the hydrocarbon recovery composition comprises a propoxylated composition which comprises (1) a glycerol sulfonate of a propoxylated primary alcohol having a branched aliphatic group with an average carbon number from 10 to 24 and having an average number of branches per aliphatic group of from 0.7 to 2.5 and having at least 0.5, preferably from 3 to 12, moles of propylene oxide per mole of primary alcohol and (2) polypropylene glycol; provided that the primary alcohol is propoxylated by contacting the alcohol with propylene oxide in the presence of a catalytically effective amount of one or more of the phosphate salts of lanthanum series elements or the rare earth elements, preferably a carbonate salt thereof, wherein the propoxylated composition comprising the propoxylated alcohol and from 1 to 30 wt % of polypropylene glycol is produced; and (b) allowing the composition to interact with hydrocarbons in the hydrocarbon containing formation. | 01-27-2011 |
| 20110009684 | MULTI-STAGE MEMBRANE SEPARATION PROCESS - The invention concerns a process for the removal of gaseous acidic contaminants, especially carbon dioxide and/or hydrogen sulphide, in two or more stages from a gaseous hydrocarbonaceous feedstream ( | 01-13-2011 |
| 20100236407 | PROCESS FOR PRODUCING PURIFIED GAS FROM GAS COMPRISING H2S, CO2 AND HCN AND/OR COS - The invention provides a process for producing purified gas from feed gas comprising H | 09-23-2010 |
| 20100162703 | PROCESS FOR REDUCING CARBON DIOXIDE EMISSION IN A POWER PLANT - A process for reducing CO | 07-01-2010 |
| 20100126186 | METHOD AND APPARATUS FOR GENERATING A GASEOUS HYDROCARBON STREAM FROM A LIQUEFIED HYDROCARBON STREAM - The present invention relates to a method for generating gaseous hydrocarbon stream from a liquefied hydrocarbon stream ( | 05-27-2010 |
| 20090314030 | METHOD AND APPARATUS FOR LIQUEFYING A HYDROCARBON STREAM - Method of liquefying a hydrocarbon stream such as natural gas from a feed stream ( | 12-24-2009 |
| 20090312205 | LUBRICANT COMPOSITION FOR USE THE REDUCTION OF PISTON RING FOULING IN AN INTERNAL COMBUSTION ENGINE - The present invention relates to a lubricant composition comprising a base oil or base oil blend and one or more additives, wherein the lubricant composition has a kinematic viscosity at 100° C. of more than 5.0 mm | 12-17-2009 |
| 20090242207 | STRAKE SYSTEMS AND METHODS - There is disclosed a system comprising a structural element; at least one strake holder connected to the structural element; and at least one flexible helical strake connected to the at least one strake holder. | 10-01-2009 |
| 20080289502 | Cyclonic Separator and Method for Degassing a Fluid Mixture - A method and cyclonic separator are disclosed for degassing a fluid mixture comprising a carrier liquid and one or more gaseous and/or vaporizable components, wherein: —the fluid mixture is accelerated in a throat section ( | 11-27-2008 |
| 20080242749 | Process For the Removal of Cos From a Synthesis Gas Stream Comprising H2S and Cos - The invention provides a process for the removal of COS from a first synthesis gas stream comprising COS and H | 10-02-2008 |
| 20080234397 | Method for Treatment of a Gas - A method of treating off-gas from a Fischer-Tropsch reaction is disclosed, the method comprising the steps of: (i) recovering the off-gas from a Fischer-Tropsch reaction, and (ii) hydrogenating a portion of the olefins present in said off-gas. In preferred embodiments the hydrogenated off-gas is used as a feed for a hydrogen manufacturing unit based on steam reforming. Carbon monoxide can be oxidised or methanated. A CuO/ZnO based catalyst can be used to hydrogenate the olefins. The present invention allows Fischer-Tropsch off-gas (containing unconverted syngas, olefins, C | 09-25-2008 |
