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6169120 Extended catalyst life two stage hydrocarbon synthesis process  
An extended catalyst life two-stage hydrocarbon synthesis process wherein a first synthesis gas stream is reacted in a first stage reactor in the presence of a suitable catalyst to produce liquid...
6162754 Process for regenerating a catalyst contained within a bubble-column reactor with draft-tube and process for the production of a hydrocarbon  
Continuous process for the production of prevalently heavy hydrocarbons starting from synthesis gas in the presence of a gas phase, a liquid and a solid catalyst, the above process being carried...
6160026 Process for optimizing hydrocarbon synthesis  
The invention is a process for producing hydrocarbons from hydrogen and carbon monoxide by reacting hydrogen and carbon monoxide in the presence of a particulate solid catalyst and a substantially...
6147126 Gas conversion using hydrogen from syngas gas and hydroconversion tail gas  
A gas conversion process including catalytic hydrocarbon synthesis from a synthesis gas comprising a mixture of H2 and CO, produces hydrogen from the synthesis gas and upgrades synthesized...
6136868 Preparation of high activity catalysts; the catalysts and their use  
A process for the preparation of a catalyst useful for conducting carbon monoxide conversion reactions, especially a Fischer-Tropsch catalyst, use of the catalyst for conducting such reactions,...
6133328 Production of syngas from a biomass  
This is a method to furnish synthesis gas obtained from a biomass. A description of a synthesis gas production method is presented by providing a supply of biomass, air and steam to a vessel. A...
6124367 Titania catalysts, their preparation and use in fischer-tropsch synthesis  
Supports for Fischer-Tropsch catalysts with increased strength and attrition resistance are formed by incorporating both silica and alumina into a support comprised primarily of titania; whereupon...
6121333 Process for the preparation of hydrocarbons from synthesis gas  
Process for the production of hydrocarbons from synthesis gas which comprises: a) feeding to a reactor for Fischer-Tropsch reactions, containing a catalyst based on supported cobalt, a synthesis...
6121190 Catalytic composition useful in the Fischer-Tropsch reaction  
Catalytic composition comprising a larger quantity of Cobalt, in metal form or in the form of a derivative, and smaller quantities of Ruthenium and Tantalum, in metal form or in the form of a...
6103099 Production of synthetic lubricant and lubricant base stock without dewaxing  
A lubricating base stock useful for forming lubricants such as a multigrade automotive oils, automatic transmission oils, greases and the like is prepared by hydroisomerizing a waxy hydrocarbon...
6103206 Very low sulfur gas feeds for sulfur sensitive syngas and hydrocarbon synthesis processes  
Very low sulfur content hydrocarbon gas is achieved by sequentially contacting the gas first with zinc oxide and then with nickel metal. This has reduced the total sulfur content of natural gas...
6100304 Processes and palladium-promoted catalysts for conducting Fischer-Tropsch synthesis  
A process for hydrocarbon synthesis comprising the step of reacting a synthesis gas in the presence of a cobalt catalyst promoted with palladium.
6100303 Method of producing methanol  
PCT No. PCT/JP98/05317 Sec. 371 Date Jul. 26, 1999 Sec. 102(e) Date Jul. 26, 1999 PCT Filed Nov. 26, 1998 PCT Pub. No. WO99/28281 PCT Pub. Date Jun. 10, 1999The present invention provides a...
6096790 Process for the preparation of a catalyst based on cobalt and scandium  
A process for the preparation of a catalyst comprising sequential deposition of cobalt or a cobalt compound, and scandium or a scandium compound, on an inert carrier oxide, which catalyst can be...
6090859 Small catalyst particle addition to slurry reactor (Law749)  
Small particle size catalysts having an average particle size of less than 20 or 10 microns, which agglomerate when contacted with a hydrocarbon liquid, are easily dispersed in the hydrocarbon...
6090312 Reactor-membrane permeator process for hydrocarbon reforming and water gas-shift reactions  
New process designs are presented for reforming reactions of steam with hydrocarbons (such as methane, natural gas, light hydrocarbon feedstocks with one to four carbon atoms in each molecule),...
6075061 Integrated process for converting natural gas and gas field condensate into high valued liquid products (law713)  
The instant invention is directed to an integrated process for producing a hydroisomerate in the presence of sulfur comprising the steps of (a) separating a natural gas into a first stream...
6075062 Catalytic composition suitable for the fischer-tropsch process  
A catalyst composition containing cobalt and tantalum on an inert carrier, and having utility in Fischer-Tropsch syntheses.
6069180 Single step synthesis gas-to-dimethyl ether process with methanol introduction  
A process is set forth for converting synthesis gas into dimethyl ether (DME) in a single step comprising contacting the synthesis gas with a bifunctional catalyst system having a methanol...
6068760 Catalyst/wax separation device for slurry Fischer-Tropsch reactor  
Catalyst particles are separated from the wax in a Fischer-Tropsch reactor by feeding a portion of the reactor slurry to a dynamic settler which does not require any pump. As the slurry flows down...
6069179 Method of conducting catalytic converter multi-phase reaction  
A method of conducting a continuous multi-phase catalytic reaction such as the conversion of syngas to higher hydrocarbon fuels. Gaseous reactants are introduced via a gas permeable plate into a...
6066679 Slurry hydrocarbon synthesis with cyclic co purge and catalyst rejuvenation  
Partially deactivated catalyst in a slurry hydrocarbon synthesis process is rejuvenated employing a cyclic rejuvenation process in which syngas or CO flow into the slurry is stopped to stop the...
6060524 Process and apparatus for operation of a slurry bubble column with application to the fischer-tropsch synthesis  
The invention concerns a process for optimal operation of a slurry bubble column containing a suspension of solid particles in a liquid, characterized in that a gas phase containing the...
6054497 Process for producing methanol and catalyst therefor  
A process for the synthesis of methanol on X-ray amorphous catalysts with a copper, zinc and zirconium oxide content in relative proportions of 10 to 70 weight percent of copper, 10 to 50 weight...
6034141 Isobutanol synthesis catalyst  
The invention relates to a catalyst for conversion of methanol, ethanol alone or in combination with n-propanol to isobutanol and the process for making and using the catalyst. The catalyst is a...
6028119 Process for methanol production  
Methanol is produced by reacting carbon monoxide and hydrogen in the presence of a Raney copper catalyst containing 80 to 99.9 wt. % of copper in a solvent. The catalysts employed in the present...
6005011 Process for converting gas to liquids  
A plant and process for converting associated gas from crude oil to methanol at or near the wellhead. The process uses partial oxidation of the associated gas, direct quench, liquid phase methanol...
5998489 Methanol preparation process  
Provided is a methanol production process from hydrocarbon which lessens generation of waste water and reduces boiler water. Specifically, there are provided a methanol production process...
5973012 Hydrocarbon synthesis catalyst slurry rejuvenation with gas disengagement (LAW 783)  
A reversibly deactivated, particulate catalyst in a slurry hydrocarbon synthesis slurry is rejuvenated by circulating the slurry from a slurry body through (i) a gas disengaging zone to remove gas...
5962537 Multizone downcomer for slurry hydrocarbon syntheses process  
A downcomer for producing at least two slurries having different solids and gas concentrations from a single three phase slurry of particulate solids and gas bubbles in a slurry liquid has two or...
5958986 Slurry hydrocarbon synthesis process with catalyst rejuvenation in external lift pipe (law544)  
A reversibly deactivated hydrocarbon synthesis catalyst in a hydrocarbon synthesis slurry is rejuvenated by passing the slurry into a lift pipe external of the reactor in which it contacts a...
5958985 Process for the preparation of hydrocarbons  
A process for the preparation of hydrocarbons by catalytic reaction of carbon monoxide with hydrogen in which reaction a feed comprising hydrogen and carbon monoxide is contacted at elevated...
5952540 Process for preparing hydrocarbons  
This invention relates to a process for preparing hydrocarbons, in particular hydrogenation of carbon dioxide over Fe-K/Al2 O3 catalyst, which is reduced in hydrogen and activated in the mixture...
5929126 Gas conversion with rejuvenation ammonia removal  
A gas conversion process includes producing a synthesis gas which contains ammonia and hydrogen cyanide and forms hydrocarbons by reacting the hydrogen and carbon monoxide in the gas in the...
5925685 Method for carrying out heterogeneous catalysis  
Catalytic distillation reactions are improved by having an inert condensing component present in the reaction which is boiling and condensing within the reaction which washes the catalyst in the...
5908963 Preparation of fuel grade dimethyl ether  
A process for the preparation of dimethyl ether. The process prepares fuel grade dimethyl ether from a hydrogen and carbon oxides synthesis gas.
5905094 Slurry hydrocarbon synthesis with reduced catalyst attrition and deactivation  
A slurry hydrocarbon synthesis process with reduced catalyst attrition is achieved by injecting a synthesis gas comprising a mixture of H2 and CO up into the reactive slurry with a gas...
5886055 Process for production of methanol  
A process for the production of methanol is disclosed wherein the gaseous reactants of CO, H2 and optimally CO2 are reacted in a distillation column reactor in the presence of an inert C7 -C12...
5886056 Rapid injection process and apparatus for producing synthesis gas (law 560)  
A novel injector/reactor apparatus and an efficient process for the partial oxidation of light hydrocarbon gases, such as methane, to convert such gases to useful synthesis gas for recovery and/or...
5883138 Rapid injection catalytic partial oxidation process and apparatus for producing synthesis gas (law 562)  
A novel injector/reactor apparatus and an efficient process for the partial oxidation of light hydrocarbon gases, such as methane, to convert such gases to useful synthesis gas for recovery and/or...
5869541 Conversion of synthesis gas to hydrocarbons in the presence of a liquid phase  
A process for the synthesis of essentially linear saturated C5+ hydrocarbons from a gas phase comprising synthesis gas is described. The process comprises circulation of an inert liquid phase and...
5866621 Gas and solids reducing slurry downcomer  
Particulate solids and gas are removed from a three phase hydrocarbon synthesis slurry of solid catalyst particles, gas and liquid, by successively passing slurry from a slurry body through solids...
5866620 Process for carrying out an exothermic reaction  
The present invention relates to a process for carrying out an exothermic reaction in the presence of a solid catalyst in a three-phase slurry reactor comprising a slurry zone and a freeboard...
5859070 Catalytic process  
Synthesis of small quantities of compounds such as methanol from reagents, especially radio-labelled reagents such as 11 C oxides, in a carrier gas by a catalytic reaction using a catalyst that...
5856365 Process for the preparation of a catalyst useful for the conversion of synthesis gas  
Process for the preparation of a catalyst including an inert support, cobalt, ruthenium and a third element selected from scandium and yttrium, comprising at least the following steps:1)...
5852061 Hydrocarbon synthesis with cryogenic nitrogen removal upstream of the syngas generation  
In a hydrocarbon synthesis process, nitrogen is cryogenically removed from natural gas to produce a synthesis gas feed comprising methane which is substantially free of nitrogen. This feed is...
5844006 Process for producing liquid and, optionally, gaseous products from gaseous reactants  
A process for producing liquid and, optionally, gaseous products from gaseous reactants comprises feeding gaseous reactants into a slurry bed of solid particles suspended in a liquid; allowing the...
5844005 Hydrocarbon synthesis using reactor tail gas for catalyst rejuvenation  
Hydrogen containing tail gas from a hydrocarbon synthesis reactor is used as a hydrogen containing catalyst rejuvenating gas. If CO is present, the CO content, is less than 10 mole % of the gas...
5834522 Hydroisomerization treatment process for feeds from the fisher-tropsch process  
The invention concerns a process for the hydroisomerisation treatment for feeds from the Fischer-Tropsch process. The catalyst is essentially constituted by 0.05% to 10% by weight of a precious...
5827902 Fischer-Tropsch process with a multistage bubble column reactor  
Process for the optimum operation of a slurry bubble column reactor in the presence of a gas phase and a liquid phase, particularly for the Fischer-Tropsch reaction, characterized in that: 1) the...