Patent application number | Description | Published |
20100144907 | Process for conversion of synthesis gas to hydrocarbons using a zeolite-methanol catalyst system - A process is described for converting synthesis gas containing carbon monoxide and hydrogen to hydrocarbons via methanol as an intermediate, by contacting the synthesis gas with a catalyst system containing a mixture of gallium silicate zeolite catalyst and a methanol catalyst. The process results in reduced amounts of undesirable low carbon number hydrocarbons, e.g., C | 06-10-2010 |
20100160464 | Zeolite Supported Cobalt Hybrid Fischer-Tropsch Catalyst - A method for forming a catalyst for synthesis gas conversion comprises impregnating a zeolite extrudate using a solution, for example, a substantially non-aqueous solution, comprising a cobalt salt to provide an impregnated zeolite extrudate and activating the impregnated zeolite extrudate by a reduction-oxidation-reduction cycle. | 06-24-2010 |
20100174002 | Preparation of Cobalt-Ruthenium Fischer-Tropsch Catalysts - A method for forming a cobalt-containing Fischer-Tropsch catalyst involves precipitating a cobalt oxy-hydroxycarbonate species by turbulent mixing, during which a basic solution collides with an acidic solution comprising cobalt. The method further involves depositing the cobalt oxy-hydroxycarbonate species onto a support material to provide a catalyst comprising cobalt and the support material. The support material comprises one or more of alumina, silica, magnesia, titania, zirconia, ceria-zirconia, and magnesium aluminate. | 07-08-2010 |
20100312030 | PROCESS OF SYNTHESIS GAS CONVERSION TO LIQUID FUELS USING SYNTHESIS GAS CONVERSION CATALYST AND NOBLE METAL-PROMOTED ACIDIC ZEOLITE HYDROCRACKING-HYDROISOMERIZATION CATALYST - A process is disclosed for converting a feed comprising synthesis gas to liquid hydrocarbons within a single reactor at essentially common reaction conditions. The synthesis gas contacts a first catalyst bed comprising a synthesis gas conversion catalyst, and a second catalyst bed comprising a mixture of a hydrogenation catalyst and a solid acid catalyst. A Fischer-Tropsch wax is formed over the first catalyst bed and the wax is then hydrocracked and hydroisomerized over the second catalyst bed, resulting in liquid hydrocarbons substantially free of solid wax. | 12-09-2010 |
20110118368 | PROCESS OF SYNTHESIS GAS CONVERSION TO LIQUID FUELS USING MIXTURE OF SYNTHESIS GAS CONVERSION CATALYST AND DUAL FUNCTIONALITY CATALYST - A process is disclosed for converting a feed comprising synthesis gas to liquid hydrocarbons within a single reactor at essentially common reaction conditions. The synthesis gas contacts a catalyst bed comprising a mixture of a synthesis gas conversion catalyst on a support containing an acidic component and a dual functionality catalyst including a hydrogenation component and a solid acid component. The hydrocarbons produced are liquid at about 0° C., contain at least 25% by volume C | 05-19-2011 |
20110124750 | ZEOLITE SUPPORTED COBALT HYBRID FISCHER-TROPSCH CATALYST - A method for performing synthesis gas conversion is disclosed which comprises contacting synthesis gas with a hybrid Fischer-Tropsch catalyst formed by impregnating a ZSM-12 zeolite extrudate using a solution, for example, a substantially non-aqueous solution, comprising a cobalt salt and activating the impregnated zeolite extrudate by a reduction-oxidation-reduction cycle. The method results in reduced methane yield and increased yield of liquid hydrocarbons substantially free of solid wax. | 05-26-2011 |
20110144219 | ZEOLITE SUPPORTED COBALT HYBRID FISCHER-TROPSCH CATALYST - A method for forming a catalyst for synthesis gas conversion comprises impregnating a zeolite extrudate using a solution, for example, a substantially non-aqueous solution, comprising a cobalt salt to provide an impregnated zeolite extrudate and activating the impregnated zeolite extrudate by a reduction-oxidation-reduction cycle. | 06-16-2011 |
20110160315 | PROCESS OF SYNTHESIS GAS CONVERSION TO LIQUID HYDROCARBON MIXTURES USING SYNTHESIS GAS CONVERSION CATALYST AND HYDROISOMERIZATION CATALYST - A process is disclosed for converting synthesis gas to a liquid hydrocarbon mixture useful as distillate fuel and/or lube base oil which is substantially free of solid wax. A synthesis gas feed is contacted with a synthesis gas conversion catalyst in an upstream bed and a hydroisomerization catalyst containing a metal promoter and an acidic component in a downstream bed within a single reactor at essentially common reaction conditions. A Fischer-Tropsch wax is formed over the synthesis gas conversion catalyst and said wax is subsequently hydroisomerized over the hydroisomerization catalyst, thereby resulting in a liquid hydrocarbon mixture having a desirable product distribution. | 06-30-2011 |
20110160316 | CO2 INJECTION INTO SYNTHESIS FEED GAS TO REDUCE OR ELIMINATE NET CO2 PRODUCTION DURING ISOSYNTHESIS OVER ZnO-Cr2O3 PLUS ZSM-5 HYBRID CATALYST COMBINATIONS - A process of form hydrocarbons boiling to the gasoline range and reducing or eliminating net CO | 06-30-2011 |
20110306685 | PROCESS AND SYSTEM FOR REDUCING THE OLEFIN CONTENT OF A FISCHER-TROPSCH PRODUCT STREAM - A method is provided for converting synthesis gas to liquid hydrocarbon mixtures useful as distillate fuel and/or lube base oil containing no greater than about 25 wt % olefins and containing no greater than about 5 wt % C | 12-15-2011 |
20120108682 | PROCESS OF SYNTHESIS GAS CONVERSION TO LIQUID HYDROCARBON MIXTURES USING ALTERNATING LAYERS OF SYNTHESIS GAS CONVERSION CATALYST, HYDROCRACKING AND HYDROISOMERIZATION CATALYST - Disclosed is a process for converting synthesis gas to liquid hydrocarbon mixtures useful in the production of fuels and petrochemicals. The synthesis gas is contacted with at least two layers of synthesis gas conversion catalyst wherein each synthesis gas conversion catalyst layer is followed by a layer of hydrocracking catalyst and hydroisomerization catalyst or separate layers of hydrocracking and hydroisomerization catalysts. The process can occur within a single reactor, at an essentially common reactor temperature and an essentially common reactor pressure. The process provides a high yield of naphtha range liquid hydrocarbons and a low yield of wax. | 05-03-2012 |
20120129959 | RUTHENIUM HYBRID FISCHER-TROPSCH CATALYST, AND METHODS FOR PREPARATION AND USE THEREOF - Disclosed is a method of forming a hybrid Fischer-Tropsch catalyst extrudate for use in synthesis gas conversion reactions. The method includes extruding a mixture of ruthenium loaded metal oxide support particles, particles of an acidic component and a binder sol to form an extrudate. The resulting extrudate contains from about 0.1 to about 15 weight percent ruthenium based on the weight of the extrudate. In a synthesis gas conversion reaction, the extrudate is contacted with a synthesis gas having a H | 05-24-2012 |
20120129960 | PROCESS OF SYNTHESIS GAS CONVERSION TO LIQUID HYDROCARBON MIXTURES USING A CATALYST SYSTEM CONTAINING RUTHENIUM AND AN ACIDIC COMPONENT - The disclosure relates to a method of performing a synthesis gas conversion reaction in which synthesis gas contacts a catalyst system including a mixture of ruthenium loaded Fischer-Tropsch catalyst particles and at least one set of catalyst particles including an acidic component promoted with a noble metal, e.g., Pt or Pd. The reaction occurs at conditions resulting in a hydrocarbons product containing 1-15 weight % CH | 05-24-2012 |
20120172459 | Acetylene Enhanced Conversion of Syngas to Fischer-Tropsch Hydrocarbon Products - A method is disclosed for converting syngas to Fischer-Tropsch (F-T) hydrocarbon products. A synthesis gas including carbon monoxide and hydrogen gas is provided to a F-T reactor. Also, acetylene is supplied to the F-T reactor. The ratio of the volume of acetylene to the volume of synthesis gas is at least 0.01. The synthesis gas and acetylene are reacted under suitable reaction conditions and in the presence of a catalyst to produce F-T hydrocarbon products. The F-T hydrocarbon products are then recovered from the reactor. The synthesis gas and acetylene may be provided in a combined feed stream or introduced separately into the reactor. The acetylene enhanced syngas conversion in a F-T reactor results in the synthesis of F-T products which have a tighter distribution of intermediate length carbon products than do F-T products synthesized according to conventional methods. | 07-05-2012 |
20130001128 | PROCESS AND SYSTEM FOR REDUCING THE OLEFIN CONTENT OF A FISCHER-TROPSCH PRODUCT STREAM - A method is provided for converting synthesis gas to liquid hydrocarbon mixtures useful as distillate fuel and/or lube base oil. The synthesis gas is contacted with a synthesis gas conversion catalyst comprising a Fischer-Tropsch synthesis component in an upstream catalyst bed thereby producing an intermediate hydrocarbon mixture containing olefins and C | 01-03-2013 |
20130109768 | PROCESSES AND SYSTEMS FOR CONVERTING SYNTHESIS GAS TO LIQUID HYDROCARBON PRODUCT | 05-02-2013 |