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6465529 Process for increasing cobalt catalyst hydrogenation activity via aqueous low temperature oxidation  
An aqueous low temperature oxidation (ALTO) process wherein a catalyst or catalyst precursor constituted of a solids support, or powder component, and a metal, or metals component, inclusive of...
6465530 Process for synthetizing hydrocarbons in the presence of a catalyst comprising a group VIII metal supported on silica-alumina  
A process is described for synthetizing hydrocarbons from a mixture comprising carbon monoxide and hydrogen in the presence of a catalyst comprising at least one group VIII metal supported on a...
6462098 Process for producing liquid and, optionally, gaseous products from gaseous reactants  
A process for producing liquid and, optionally, gaseous products from gaseous reactants feeds (18), at a low level, gaseous reactants into a slurry bed of solid catalyst particles (14) suspended...
6462097 Process for the production of purified water and hydrocarbons from fossil resources  
A process for the production of purified water and hydrocarbons comprising at least one stage of separation of the water and hydrocarbons formed during a Fischer-Tropsch synthesis, at least one...
6458857 Process for maximizing 371° C.&plus production in fischer-tropsch process  
A hydrocarbon synthesis (HCS) process wherein a Fischer-Tropsch reactor is operated to maximize the selectivity to 371° C.+ boiling fraction while minimizing the production of less valuable...
6458856 Separation process for one-step production of dimethyl ether from synthesis gas  
An improvement to the process for separating dimethyl ether (DME) from byproducts in a one-step catalytic conversion of synthesis gas (syngas), the improvement comprising using a scrubbing solvent...
6455597 Catalytic partial oxidation — particulate catalysts  
Catalytic partial oxidation is effected in the presence of a supported, Group VIII metal catalyst by reacting a light hydrocarbon with an oxygen containing gas, the catalyst support being in a...
6455596 PROCESS FOR THE REACTIVATION OF SULFUR DEACTIVATED COBALT TITANIA CATALYSTS; THE CATALYST COMPOSITIONS, USE OF THE REACTIVATED CATALYSTS FOR CONDUCTING CARBON MONOXIDE HYDROGENATION, REACTIONS AND THE PRODUCTS OF SUCH REACTIONS  
A process for the desulfurization, and reactivation of a sulfur deactivated catalyst constituted of cobalt composited with a titania support. The sulfur deactivated cobalt titania catalyst is...
6455595 Methods for optimizing fischer-tropsch synthesis  
Methods for discovering optimum catalyst systems for the conversion of syngas to higher molecular weight products via Fischer-Tropsch synthesis are disclosed. A combinatorial approach is used to...
6403660 Production of hydrocarbons  
A process for producing hydrocarbons involves allowing reactants forming part of a reaction medium in a reaction zone, to react at reaction conditions so as to form primary hydrocarbon products....
6391929 Process for synthesizing hydrocarbons from synthesis gas in the presence of a raney metal alloy disperded in a liquid phase  
A process for synthesising hydrocarbons from synthesis gas in the presence of a catalyst essentially constituted by a Raney metal alloy dispersed in a liquid phase is described in which the...
6380268 Plasma reforming/fischer-tropsch synthesis  
Fischer-Tropsch (FT) products are formed in a plant utilizing a combination of a plasma reformer reactor (9) and an FT reactor (19). Feedstocks ranging from gases such as methane and natural gas...
RE37649 Draft tube for catalyst rejuvenation and distribution  
Catalyst in a slurry phase reactor is rejuvenated and uniformly distributed in said reactor using a substantially vertical draft tube fully immersed in the slurry which utilizes a rejuvenating gas...
6368997 Fischer-Tropsch processes and catalysts using fluorided supports  
A process is disclosed for producing hydrocarbons. The process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at...
6359018 Process for upflow fixed-bed hydroprocessing of fischer-tropsch wax  
An integrated process for producing a liquid hydrocarbon stream from Fischer-Tropsch hydrocarbon product without having to remove particulate contaminants such as catalyst fines from hot...
6353035 Fischer-tropsch processes using xerogel and aerogel catalysts by destabilizing aqueous colloids  
A process is disclosed for producing hydrocarbons by contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at conversion-promoting...
6348510 Fischer-Tropsch process  
Optimized process for effecting the production of heavy hydrocarbons according to the Fischer-Tropsch method which comprises: (a) feeding the reagent gases into a reactor;(b) at least partially...
6344491 Method for operating a fischer-tropsch process using a high pressure autothermal reactor as the pressure source for the process  
A method for producing a synthesis gas from a light hydrocarbon stream using air or oxygen-enriched air as an oxidant in a high pressure autothermal reactor and converting the synthesis gas in a...
6342538 Catalyst for the synthesis of methanol and a method for the synthesis of methanol  
An object of the present invention is to offer a catalyst for the hydrogenation which is suitable for the synthesis of methanol from CO and/or CO2 under the condition of low temperature and low...
RE37515 Rejuvenation of hydrocarbon synthesis catalyst  
A cobalt- or ruthenium-containing hydrocarbon synthesis catalyst, subjected to short term, reversible, partial deactivation in a slurry synthesis process can be rejuvenated, i.e., at least about...
6331573 Increased liquid sensitivity during fischer-tropsch synthesis by olefin incorporation  
An integrated process for producing liquid fuels from syngas via a two-stage Fischer-Tropsch reaction is disclosed. The first stage of the Fischer-Tropsch chemistry is performed using conditions...
6331574 Process for the preparation of high activity carbon monoxide hydrogenation catalysts; the catalyst compositions, use of the catalysts for conducting such reactions, and the products of such reactions  
A process for the preparation of a catalyst useful for conducting carbon monoxide hydrogenation reactions, especially Fischer-Tropsch reactions. The steps of the process begin with the activation,...
6331575 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,...
6329434 Catalytic partial oxidation with improved ignition system  
The instant invention is directed to a catalytic partial oxidation (CPO) process with improved ignition comprising; (a) igniting an ignition feed comprising hydrogen, diluent and oxygen in a...
6326407 Hydrocarbon synthesis  
A method of transforming a normally gaseous composition consisting essentially of methane into a material comprising a major portion, at least, of hydrocarbons containing at least two carbon...
6310108 Process for synthesis at atmospheric distillate that comprises the use of Fischer-Tropsch technology  
Production of atmospheric distillate from a hydrocarbon feedstock that comprises a stage for the formation of a gas mixture that contains hydrogen and carbon monoxide, an at least partial...
6306917 Processes for the production of hydrocarbons, power and carbon dioxide from carbon-containing materials  
Apparatus and processes for producing power, liquid hydrocarbons and carbon dioxide from heavy feedstocks, using a partial oxidation reactor to produce a synthesis gas, a Fischer-Tropsch reactor...
6300380 Production process for methanol  
An object of the present invention is to provide a production process for methanol in which a distillation system is reduced in a size by removing efficiently heat generated in a methanol...
6277894 System and method for converting light hydrocarbons into heavier hydrocarbons with a plurality of synthesis gas subsystems  
A system and method for converting normally gaseous, light hydrocarbons into heavier, longer-chain hydrocarbons includes a turbine; a first synthesis gas subsystem; a second synthesis gas...
6277895 Skeletal iron catalyst having improved attrition resistance and product selectivity in slurry-phase synthesis processes  
Particulate skeletal iron catalyst is provided which contain at least about 50 wt. % iron with the remainder being a minor portion of a suitable non-ferrous metal and having characteristics of...
6271432 Fischer-tropsch activity for non-promoted cobalt-on-alumina catalysts  
Cobalt catalysts, and processes employing these inventive catalysts, for hydrocarbon synthesis. The inventive catalyst comprises cobalt on an alumina support and is not promoted with any noble or...
6268401 Fischer-tropsch wax and crude oil mixtures having a high wax content  
The invention is a process for producing a mixture of wax and crude oil which can be pumped at ambient temperature. The wax is preferably a Fisher-Tropsch wax. The temperature of the crude oil is...
6265451 Skeletal iron catalyst and its preparation for Fischer-Tropsch synthesis processes  
Skeletal iron catalysts are prepared and utilized for producing hydrocarbon products from CO and H2 feeds by Fischer-Tropsch synthesis process. Iron powder is mixed with aluminum, antimony,...
6262132 Reducing fischer-tropsch catalyst attrition losses in high agitation reaction systems  
A method for reducing catalyst attrition losses in hydrocarbon synthesis processes conducted in high agitation reaction systems; a method of producing an attrition-resistant catalyst; a catalyst...
6258860 Process for the production of methanol  
The invention provides a process for the production of methanol from synthesis gas derived from a carbonaceous feedstock which comprises the following steps: (1) part of the unreacted gas stream...
6255357 Production of methanol  
A process for the production of methanol comprises converting a hydrocarbon feedstock at a pressure above the desired synthesis pressure into a synthesis gas mixture containing hydrogen, carbon...
6255358 Highly active Fischer-Tropsch synthesis using doped, thermally stable catalyst support  
A method of conducting hydrocarbon synthesis and a highly stable cobalt on alumina catalyst therefor. The inventive method comprises the step of reacting a synthesis gas in a slurry bubble column...
6248795 Process of preparing a mixture of dimethyl ether and methanol from carbon dioxide  
This invention relates to the process of preparing from carbon dioxide a mixture of dimethyl ether and methanol which are useful as clean fuel or raw materials in the chemical industry. More...
6248794 Integrated process for converting hydrocarbon gas to liquids  
The present invention is an integrated process for converting light hydrocarbon gas to heavier hydrocarbon liquids. In each embodiment, a Fischer-Tropsch (FT) process comprising a thermal reformer...
RE37229 Hydrocarbon synthesis reactor employing vertical downcomer with gas disengaging means  
The operation of a hydrocarbon synthesis reactor and catalyst distributed in the reaction slurry therein are improved by the presence in said reactor of one or more vertical downcomers open at...
6235798 Process for converting synthesis gas in the presence of a catalyst based on a group VIII metal, whereby the metal particles are dispersed in the form of aggregates  
The invention relates to a hydrocarbon synthesis process in the presence of a catalyst that comprises a substrate, at least one metal of group VIII that comprises metal particles, preferably...
6232352 Methanol plant retrofit for acetic acid manufacture  
The retrofitting of an existing methanol or methanol/ammonia plant to make acetic acid is disclosed. The existing plant has a reformer to which natural gas or another hydrocarbon and steam (water)...
6225358 System and method for converting light hydrocarbons to heavier hydrocarbons with improved water disposal  
A system for converting lighter hydrocarbons to heavier hydrocarbons has a synthesis gas subsystem for receiving air and light hydrocarbons and producing a synthesis gas; a synthesis subsystem for...
6217830 Methods and apparatus for separating Fischer-Tropsch catalysts from liquid hydrocarbon product  
A method of separating a Fischer-Tropsch catalyst from the output slurry of a Fischer-Tropsch bubble column reactor, where the slurry comprises Fischer-Tropsch catalyst particles and liquid...
6214890 Fischer-Tropsch synthesis process in the presence of a catalyst the metallic particles of which have a controlled size  
The invention relates to a synthesis process for hydrocarbons using a mixture containing carbon monoxide and hydrogen, called Fischer-Tropsch synthesis in the presence of a catalyst comprising a...
6197271 Catalytic reactor and process for exothermic gas phase reactions  
Disclosed is a reactor and process for exothermic vapour phase reaction, wherein the reactor (1; 101) comprises a pressure vessel (2; 102) having an inlet (3;103) for reactant(s) and an outlet (4;...
6191175 Process for the synthesis of a methanol/dimethyl ether mixture from synthesis gas  
An improved process for the production of a methanol and dimethyl ether mixture rich in DME from essentially stoichiometrically balanced synthesis gas by a novel combination of synthesis steps.
6191174 Process and plant for the production of methanol  
The present invention relates to a process for the production of methanol from a hydrocarbon feedstock comprising: contacting a vaporous mixture comprising the feedstock and steam in a steam...
6180684 Process and an integrated plant for the production of synfuel and electrical power  
The present invention relates to a process and an integrated plant to be used in the process for the preparation of synthetic fuel (synfuel) and production of electrical energy. A part of the...
6174927 Exothermic catalytic chemical process  
An exothermic catalytic process, particularly methanol synthesis, wherein reactants are passed through a fixed bed of a catalyst and heat evolved by the reaction is transferred to at least part of...