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6673846 Handling of a catalyst  
This invention relates to methods of minimizing catalyst degradation during the handling of a catalyst used in a slurry phase reactor. The methods include catalyst handling steps such as catalyst...
6667348 Throat and cone gas injector and gas distribution grid for slurry reactor &lcub CJB-0004&rcub  
A gas distribution grid for a slurry reactor includes a plurality of gas injectors horizontally arrayed across, and extending through, an otherwise gas and liquid impervious plate. The injectors...
6667347 Scrubbing CO2 from methane-containing gases using an aqueous stream  
A method for removing CO2 from a gas stream, including methane and CO2. The method includes contacting a gas stream with an aqueous stream, so that at least a portion of the CO2 in the gas stream...
6664302 Method of forming a feed for coal gasification  
The invention provides a method by which low-rank coal may be processed to provide a high-energy feedstock for coal gasification and synthesis gas production. Preliminary coal, preparation, which...
6660889 Method of manufacturing oxygenated fuel  
A Fischer-Tropsch reaction is conducted using a synthesis gas (mixture of carbon monoxide and hydrogen) as a raw material to synthesize hydrocarbons containing a large amount of olefin. These...
6649803 Slurry hydrocarbon synthesis with isomerization zone in external lift reactor loop  
A slurry Fischer-Tropsch hydrocarbon synthesis process for synthesizing liquid hydrocarbons from synthesis gas in a synthesis reactor also hydroisomerizes the synthesized hydrocarbons in one or...
6649662 Methods for optimizing fischer-tropsch synthesis of hydrocarbons in the distillate fuel and/or lube base oil ranges  
Methods for converting of syngas to higher molecular weight products using Fischer-Tropsch synthesis, and methods for optimizing the catalyst systems in the synthesis, are disclosed. In one...
6642280 Control scheme for conversion of variable composition synthesis gas to liquid fuels in a slurry bubble column reactor  
A control scheme is set forth for conversion of variable composition synthesis gas to liquid fuels in a three-phase or slurry bubble column reactor (SBCR). The control scheme allows one to achieve...
6642279 Carbon dioxide recovery in an ethylene to ethylene oxide production process  
Disclosed is a method for recovering carbon dioxide from an ethylene oxide production process and using the recovered carbon dioxide as a carbon source for methanol synthesis. More specifically,...
6642281 Fischer-tropsch process  
There is provided an improved system and process for the catalytic hydrogenation of carbon monoxide to form a mixture of hydrocarbons utilizing a plurality of reactors in series. Synthesis gas...
6635681 Method of fuel production from fischer-tropsch process  
A process is disclosed for preparing a finished fuel product from a stabilized product mixture, which is produced from the effluent of a Fischer-Tropsch synthesis process. In the process, a...
6632846 Integrated urea manufacturing plants and processes  
A plant for manufacturing urea from carbonaceous materials, oxygen from an air separation unit and water, preferably steam, is made up of a syngas generator unit, an air separation unit,...
6624204 Carbon monoxide hydrogenation process  
A method is disclosed for renewing the activity of a Dispersed Active Metal (DAM) catalyst during operation of a reactor wherein the hydrogenation of carbon monoxide to produce a mixture of...
6613808 Fischer-Tropsch processes and catalysts using polyacrylate matrix structures  
A Fischer-Tropsch catalyst comprising a catalytically active first metal selected from the group consisting of at least one metal selected from the group consisting of iron, nickel, cobalt,...
6608114 Process to produce DME  
A process is set forth for producing DME by dehydrating the effluent stream from a methanol reactor where the methanol reactor is a slurry bubble column reactor (SBCR) containing a methanol...
6605647 Hydrogenation of carbon monoxide using sulfide catalysts  
A method of producing synthetic fuels by hydrogenating carbon monoxide comprising contacting a feed gas containing carbon monoxide and hydrogen with a metal sulfide catalyst comprising: (1) at...
6602920 Method for converting natural gas to liquid hydrocarbons  
A process for converting natural gas to a liquid includes heating the gas to a selected range of temperature to convert a fraction of the gas stream to reactive hydrocarbons, primarily ethylene or...
6596781 Integrated process for preparing Fischer-Tropsch products and acetic acid from synthesis gas  
An integrated process for carrying out the production of Fischer-Tropsch products and acetic acid made using the methanol and carbonylation route which utilizes the hydrogen recovered from the...
6596780 Making fischer-tropsch liquids and power  
Hydrocarbonaceous fuel, such as coal, oil or gas, is gasified to produce syngas comprising H2 and CO, scrubbed free of particles, and saturated with water. The syngas is then treated in an acid...
6590002 Temperature controlled in situ wax purification  
A hydrocarbon wax product from a HCS slurry comprising liquid synthesis product and catalyst particles is purified by circulating the slurry from a synthesis zone with a first temperature through...
6590001 Rotating annular catalytic reactor  
A method and apparatus for converting gaseous reactants to liquid products catalyzed by stable catalysts. The method comprises providing a rotatable catalyst bed comprising Gas to Liquid (GTL)...
RE38170 Gas conversion using synthesis gas produced hydrogen for catalyst rejuvenation and hydrocarbon conversion  
A gas conversion process in which both hydrocarbons and hydrogen are produced from a synthesis gas feed which comprises a mixture of H2 and CO, uses hydrogen from a portion of the feed for one or...
6586480 Integrated process for the production of hydrocarbon liquids and ammonia  
Process and economic advantages are achieved by the integration of a Fischer Tropsch process for hydrocarbon liquids production as a retrofit in an installation for the production of ammonia...
6583186 Method for upgrading Fischer-Tropsch wax using split-feed hydrocracking/hydrotreating  
The present invention is directed to a method for hydroprocessing Fischer-Tropsch products. The invention in particular relates to an integrated method for producing liquid fuels from a...
6566411 Removing sulfur from hydroprocessed fischer-tropsch products  
An integrated process for producing desulfurized hydroprocessed products from Fischer-Tropsch synthesis is disclosed. The process involves isolating and desulfurizing a methane-rich stream from a...
6562306 Apparatus for producing dimethyl ether  
An apparatus for producing dimethyl ether comprising: a slurry-bed reactor filled with a dimethyl ether synthesis catalyst and a medium oil therefor; a condenser for condensing a gasified medium...
6559191 Carbon monoxide hydrogenation (JSS-0004)  
A method is disclosed for enhancing the activity of a particulate Dispersed Active Metal (DAM) catalyst during operation of a reactor wherein the hydrogenation of carbon monoxide to produce a...
6541524 Method for transporting Fischer-Tropsch products  
Facilities to convert natural gas into syncrude often are located at remote sites. At these sites and in their surrounding communities there exists demand for salable products: gasoline,...
6533945 Fischer-Tropsch wastewater utilization  
The present invention is generally directed to handling the wastewater, or condensate, from a hydrocarbon synthesis reactor. More particularly, the present invention provides a process wherein the...
6534552 Producing liquid hydrocarbons from natural gas  
Increased hydrocarbon yields from natural gas and reduced oxygen consumption improvements are obtained by recycling hydrogen to a Fischer-Tropsch reactor, which can have a catalyst exhibiting...
6531630 Bimodal acetic acid manufacture  
The converting of an existing methanol plant to make acetic acid is disclosed. The converted plant utilizes the steam reformer (10) to which (a) a hydrocarbon ,e.g., natural gas, or a lower...
6531517 Process for increasing carbon monoxide hydrogenation activity of catalysts via low temperature oxidation with water, steam or mixture thereof  
A process for increasing the hydrogenation activity, particularly the carbon monoxide hydrogenation activity, of a catalyst or catalyst precursor comprised of a particulate solids support...
6531515 Hydrocarbon recovery in a fischer-tropsch process  
An integrated process for improved hydrocarbon recovery from a natural gas resource is disclosed. A methane-rich stream, an LPG stream and optionally a C5+ stream are isolated from a natural gas...
6531516 Integrated bitumen production and gas conversion  
An integrated gas conversion and bitumen production process utilizes steam and light hydrocarbons produced from a natural gas fed gas conversion process, to stimulate the bitumen production and...
6515033 Methods for optimizing fischer-tropsch synthesis hydrocarbons in the distillate fuel range  
An integrated process for producing a hydrocarbon stream including C5-20 normal and iso-paraffins is disclosed. The process involves isolating a non-sulfur containing methane stream and a...
6515034 Co-hydroprocessing of Fischer-Tropsch products and crude oil fractions  
An integrated process for producing a hydrocarbon stream, preferably including predominantly C5-20 normal and iso-paraffins, is disclosed. The process involves isolating a C4− stream and,...
6515032 Co-hydroprocessing of fischer-tropsch products and natural gas well condensate  
An integrated process for producing a hydrocarbon stream including C5-20 normal and iso-paraffins is disclosed. A de-sulfurized methane-rich stream and a natural gas condensate are isolated from...
6515035 PROCESS FOR CONVERTING SYNTHESIS GAS IN THE PRESENCE OF A CATALYST COMPRISING A GROUP VIII ELEMENT DISPERSED ON A SUPPORT BASED ON ALUMINA MODIFIED BY AQUEOUS IMPREGNATION OF QUATERNARY AMMONIUM SILICATE  
A process is described for converting synthesis gas in the presence of a catalyst comprising at least one group VIII element dispersed on a support comprising alumina modified by aqueous...
6512018 Hydrocarbon conversion process using a plurality of synthesis gas sources  
A Fischer-Tropsch-based process and system for converting light hydrocarbons into heavier hydrocarbons uses a plurality of different synthesis gas generators. The process includes preparing a...
6509382 Process for activating a fischer-tropsch synthesis catalyst  
Process for activating a Fischer-Tropsch synthesis catalyst that comprises at least two stages: at least one stage for activation in the presence of hydrogen, or a mixture of hydrogen and an inert...
6503956 Determination of heteroatom content in Fischer-Tropsch wax  
A method for analyzing the heteroatom content of solid products which spatter, boil or bump under conditions involving rapid heating, such as Fischer-Tropsch heavy products, including...
6495610 Methanol and hydrocarbons  
Methanol and higher hydrocarbons are produced by synthesising the hydrocarbons from a synthesis gas containing hydrogen, carbon monoxide and carbon dioxide by the Fischer-Tropsch reaction,...
6489370 Method of manufacturing a synthesis gas to be employed for the synthesis of gasoline, kerosene and gas oil  
A method for manufacturing a synthesis gas, which makes it possible to procure CO2 inside a synthesis gas-manufacturing plant utilizing the Fisher-Tropsch reaction system, thereby enabling the...
6486220 Regeneration procedure for Fischer-Tropsch catalyst  
A process is disclosed for regenerating catalyst used in a process for synthesizing hydrocarbons. The synthesis process involves contacting a feed stream comprising hydrogen and carbon monoxide...
6486219 Methanol, olefin, and hydrocarbon synthesis process  
An improved method for the production of methanol and hydrocarbons from a methane-containing gas, such as natural gas. The improved method integrates a hydrocarbon synthesis unit with a methanol...
6486218 Method of manufacturing methanol  
A natural gas having steam and carbon dioxide added thereto is supplied into a reaction tube of a reformer provided with the reaction tube and a combustion radiation section for heating the...
6479557 Process for the preparation of hydrocarbons from carbon monoxide and hydrogen  
A process for the preparation of at least two organic products from a synthesis gas by (i) converting a first synthesis gas feed to a first organic product and a first by-product;(ii) converting a...
6476086 Coalescence enhanced gravity separation of iron catalyst from Fischer-Tropsch catalyst/wax slurry  
Fine iron-based catalyst particles from. Fischer-Tropsch (F-T) synthesis processes are effectively separated from catalyst/liquid/wax slurry by contacting and/or mixing the slurry with a...
6476085 Fischer-Tropsch processes using catalysts on mesoporous supports  
This invention provides a process for producing hydrocarbons. The process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at...
6476084 Process for recycling heterogeneous waste  
A process is provided for recycling heterogeneous waste including the initial step of subjecting the heterogeneous waste to pyrolysis to produce a synthesis gas stream comprising at least carbon...