Plantenga
Frans Plantenga, Hoevelaken NL
Patent application number | Description | Published |
---|---|---|
20110303585 | PROCESS FOR AROMATIC HYDROGENATION AND CETANE VALUE INCREASE OF MIDDLE-DISTILLATE FEEDSTOCKS - The instant invention pertains to a process for treating a feed, for example a Light Cycle Oil (LCO), having a high content of S and/or N impurities and/or a high content of aromatics, comprising the following steps, in particular in such an order a step of desulphurisation (HDS) and denitrification (HDN) of a feed, in particular LCO, is passed in presence of hydrogen over a catalyst, containing metals of the group VI B and VIII, leading to an effluent, optionally a step of stripping of the effluent, at least a subsequent step for dearomatization (HDA) in which at least a portion of the effluent, optionally stripped, is passed in presence of hydrogen over a catalyst comprising a combination of platinum and palladium supported on a carrier comprising silica-alumina dispersed in an alumina binder wherein the amount of alumina binder is 5-50 wt. % based on the total weight of the silica-alumina and alumina binder present in the carrier and wherein the silica-alumina comprises 5-50 wt. % of alumina based on the weight of the silica-alumina, and recovering the final load obtained, the use of a specific catalyst and a process for preparing diesel comprising the step of mixing the final effluent obtained by a process of the invention. | 12-15-2011 |
Frans L. Plantenga, Hoevelaken NL
Patent application number | Description | Published |
---|---|---|
20090127165 | Bulk Catalyst Comprising Nickel Tungsten Metal Oxidic Particles - The invention relates to a nickel tungsten bulk catalyst, to a process for the manufacture of said catalyst and to the use of said catalyst for the hydrotreatment, in particular the hydrodesulphurisation and hydrodenitrogenation of hydrocarbon feedstock. The catalyst comprises nickel tungsten metal oxidic particles obtainable by a process comprising forming a slurry of a first solid metal compound comprising Group VNI metal nickel and a second solid metal compound comprising Group VIB metal tungsten in a protic liquid, reacting the first and second solid metal compounds at elevated temperature whereby the first and second solid metal compounds remain at least partly in the solid state during the entire reaction to form the nickel tungsten oxidic bulk catalyst. | 05-21-2009 |
20090139904 | Bulk Hydroprocessing Catalyst Comprising A Group VIII Metal And Molybdenum, Preparation And Use Thereof - The invention relates to a bulk catalyst comprising at least 60 wt % metal oxidic particles comprising one or more Group VIII metals and Group VIB metal molybdenum, comprising less than 10 mole % of a second Group VIB metal (relative to the total amount of Group VIB metals) and comprising a Group V metal in an amount less than 10 mole % (relative to the total of the Group VIB metals), which bulk catalyst has been calcined at a temperature below a temperature where the hexagonal metastable crystal structure changes to an inactive crystalline structure, preferably below 450° C. and which bulk catalyst has a metastable hexagonal phase characterized by an X-ray diffraction pattern having reflections at 33-35 and 58-61° 2θ. Preferably, the main reflections have a full width at half maximum (FWHM) of less than 2.5. The invention further relates to a process for the manufacture of the bulk catalyst, to the corresponding sulphided bulk catalyst and to the use of said catalyst or sulphided catalyst in the hydroprocessing, in particular the hydrodesulphurisation and hydrodenitrogenation, of a hydrocarbon feedstock. | 06-04-2009 |
Frans L. Plantenga, Jp Hoevelaken NL
Patent application number | Description | Published |
---|---|---|
20120270728 | BULK HYDROPROCESSING CATALYST COMPRISING A GROUP VIII METAL AND GROUP VIB METAL MOLYBDENUM - The invention relates to a bulk catalyst comprising at least 60 wt % metal oxidic particles comprising one or more Group VIII metals and Group VIB metal molybdenum, comprising less than 10 mole % of a second Group VIB metal and comprising a Group V metal in an amount less than 10 mole %, which bulk catalyst has been calcined at a temperature below a temperature where the hexagonal metastable crystal structure changes to an inactive crystalline structure, and which bulk catalyst has a metastable hexagonal phase characterized by an X-ray diffraction pattern having reflections at 33-35 and 58-61 °2θ; and to a process for the manufacture of the bulk catalyst, to the corresponding sulphided bulk catalyst and to the use of said bulk catalyst or sulphided bulk catalyst in the hydroprocessing of a hydrocarbon feedstock. | 10-25-2012 |
Frans Lodewijk Plantenga, Hoevelaken NL
Patent application number | Description | Published |
---|---|---|
20100248945 | BULK CATALYST COMPOSITION COMPRISING BULK METAL OXIDE PARTICLES - The invention relates to a process for preparing bulk metal oxide particles comprising the steps of combining in a reaction mixture (i) dispersible nanoparticles having a dimension of less than about 1 μm upon being dispersed in a liquid, (ii) at least one Group VIII non-noble metal compound, (iii) at least one Group VIB metal compound, and (iv) a protic liquid; and reacting the at least one Group VIII non-noble metal compound and the at least one Group VIB metal in the presence of the nanoparticles. It also relates to bulk metal hydroprocessing catalysts obtainable by such method. | 09-30-2010 |
20110319505 | BULK SULFIDIC MIXED METAL CATALYST AND METHODS FOR ITS MANUFACTURE AND USE IN CONVERTING SYNGAS TO ALCOHOL - A process for sulfiding a cobalt-molybdenum bulk catalyst precursor to form a bulk sulfided alcohol synthesis catalyst. The process steps include contacting an oxidic bulk cobalt-molybdenum catalyst precursor with an amount of a sulfur-containing compound which is in the range of about 1 to about 10 moles of sulfur per mole of metals, at one or more temperatures at or in excess of about 300° C. in a medium which is substantially devoid of added hydrogen, so as to form a sulfided bulk cobalt-molybdenum catalyst product. Also described are processes for forming the catalyst precursor, processes for producing an alcohol using the catalyst product and the catalyst product itself. | 12-29-2011 |
20130225887 | Hydrodeoxygenation Of Pyrolysis Oil In Presence Of Admixed Alcohol - The present invention relates to the hydrodeoxygenation of pyrolysis oils in the presence of an alcohol. | 08-29-2013 |
20130337996 | BULK CATALYST COMPOSITION COMPRISING BULK METAL OXIDE PARTICLES - The invention relates to a process for preparing bulk metal oxide particles comprising the steps of combining in a reaction mixture (i) dispersible nanoparticles having a dimension of less than about 1 μm upon being dispersed in a liquid, (ii) at least one Group VIII non-noble metal compound, (iii) at least one Group VIB metal compound, and (iv) a protic liquid; and reacting the at least one Group VIII non-noble metal compound and the at least one Group VIB metal in the presence of the nanoparticles. It also relates to bulk metal hydroprocessing catalysts obtainable by such method. | 12-19-2013 |
Frans Lodewijk Plantenga, Jp Hoevelaken NL
Patent application number | Description | Published |
---|---|---|
20140027350 | Hydrocarbon hydroprocessing using bulk catalyst composition - The invention relates to a method for hydroprocessing hydrocarbon feedstocks, said process comprising contacting a hydrocarbon feedstock under hydroprocessing conditions with a bulk catalyst composition comprising bulk metal particles that comprise at least one Group VIII non-noble metal, at least one Group VIB metal and nanoparticles. The bulk metal catalyst composition comprises bulk metal particles that may be prepared by a manufacturing process comprising the steps of combining in a reaction mixture (i) dispersible nanoparticles having a dimension of less than about 1 μm upon being dispersed in a liquid, (ii) at least one Group VIII non-noble metal compound, (iii) at least one Group VIB metal compound, and (iv) a protic liquid; and reacting the at least one Group VIII non-noble metal compound and the at least one Group VIB metal in the presence of the nanoparticles. | 01-30-2014 |
Rutger Plantenga, Er Den Haag NL
Patent application number | Description | Published |
---|---|---|
20130275038 | MOBILE DEVICE THAT OPERATES DIFFERENTLY IN DIFFERENT REGIONS - A system is disclosed comprising a mobile device including at least one application which may be run on the device. The system is configured to be able to determine the geographical location of the mobile device and includes an enforcement engine that is separate to and outside of the at least one application. The enforcement engine is configured to permit or restrict a function of said at least one application on the mobile device depending on the location the device is determined to be at. The system operates to control the functioning of the application based on how the local regulations allow the application to be operated. | 10-17-2013 |