Patent application number | Description | Published |
20100287835 | Processes for Hydromethanation of a Carbonaceous Feedstock - The present invention relates to processes for preparing gaseous products, and in particular methane, via the hydromethanation of a carbonaceous feedstock in the presence of steam, syngas, a hydromethanation catalyst and an oxygen-rich gas stream. | 11-18-2010 |
20100287836 | Processes for Hydromethanation of a Carbonaceous Feedstock - The present invention relates to processes for preparing gaseous products, and in particular methane, via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen and a hydromethanation catalyst. | 11-18-2010 |
20110031439 | PROCESSES FOR HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to processes for preparing gaseous products, and in particular a hydrogen product stream and optionally a methane product stream, via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen and a hydromethanation catalyst. | 02-10-2011 |
20110062721 | INTEGRATED HYDROMETHANATION COMBINED CYCLE PROCESS - The present invention relates to an integrated process for preparing combustible gaseous products via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen, a hydromethanation catalyst and optionally oxygen, and generating electrical power from those combustible gaseous products as well as a hydrogen and/or methane by-product stream. | 03-17-2011 |
20110062722 | INTEGRATED HYDROMETHANATION COMBINED CYCLE PROCESS - The present invention relates to an integrated process for preparing combustible gaseous products via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen, a hydromethanation catalyst and optionally oxygen, and generating electrical power from those combustible gaseous products. | 03-17-2011 |
20110064648 | TWO-MODE PROCESS FOR HYDROGEN PRODUCTION - The present invention relates to a 2-mode processes for preparing gaseous products, and in particular a hydrogen product stream, via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen and a hydromethanation catalyst in a first mode, and a partial oxidation of methane in a second mode. | 03-17-2011 |
20110207002 | Integrated Hydromethanation Fuel Cell Power Generation - The present invention relates to processes and apparatuses for generating electrical power from certain non-gaseous carbonaceous feedstocks through the integration of catalytic hydromethanation technology with fuel cell technology. | 08-25-2011 |
20110217602 | Integrated Hydromethanation Fuel Cell Power Generation - The present invention relates to processes and apparatuses for generating electrical power from certain non-gaseous carbonaceous feedstocks through the integration of catalytic hydromethanation technology with fuel cell technology. | 09-08-2011 |
Patent application number | Description | Published |
20100120926 | Processes for Gasification of a Carbonaceous Feedstock - The present invention relates to processes for preparing gaseous products, and in particular, methane via the catalytic gasification of carbonaceous feedstocks in the presence of steam. The processes comprise using at least one methanation step to convert carbon monoxide and hydrogen in the gaseous products to methane and do not recycle carbon monoxide or hydrogen to the catalytic gasifier. | 05-13-2010 |
20120046510 | HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to a steam-integrated and heat-integrated process for preparing gaseous products, and in particular methane and/or other value added gaseous products such as hydrogen, via the hydromethanation of non-gaseous carbonaceous feedstocks in the presence of steam, carbon monoxide, hydrogen, oxygen and a hydromethanation catalyst. | 02-23-2012 |
20120060417 | HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to processes for hydromethanating a carbonaceous feedstock to a fines-depleted methane-enriched synthesis gas, with recycle of recovered particulate fines back into a specified portion of a hydromethanation reactor. | 03-15-2012 |
20120102836 | Hydromethanation Of A Carbonaceous Feedstock - The present invention relates to processes for hydromethanating a carbonaceous feedstock to a methane-enriched synthesis gas, where an oxygen-rich gas stream and the carbonaceous feedstock are fed into a fluidized-bed hydromethanation reactor at a specified zone in order to assist in heat management within the hydromethanation reactor. | 05-03-2012 |
20120102837 | Hydromethanation Of A Carbonaceous Feedstock - The present invention relates to processes for hydromethanating a carbonaceous feedstock to a methane-enriched synthesis gas, where an oxygen-rich gas stream and the carbonaceous feedstock are fed into a fluidized-bed hydromethanation reactor, and where the carbonaceous feedstock as fed into the hydromethanation reactor has an elevated moisture content in order, for example, to assist in heat management within the hydromethanation reactor. | 05-03-2012 |
20120305848 | HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to processes for hydromethanating a carbonaceous feedstock to an acid gas-depleted methane-enriched synthesis gas, with improved efficiency of the acid gas removal treatment. | 12-06-2012 |
20130042824 | HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to processes for hydromethanating a carbonaceous feedstock to a methane product stream and electrical power, in which heat energy from the hot methane-enriched synthesis gas is used to generate a dry saturated steam stream, the dry saturated steam stream is converted into a superheated steam stream via pressure drop for feeding into the hydromethanation reactor to satisfy the steam demand of the hydromethanation reaction, and heat generated from a downstream gas methanation processing is recovered to produce a superheated process steam stream which is used to generate the electric power. | 02-21-2013 |
20130046124 | HYDROMETHANATION OF A CARBONACEOUS FEEDSTOCK - The present invention relates to processes for hydromethanating a carbonaceous feedstock to a hot methane-enriched synthesis gas, in which heat energy from the hot methane-enriched synthesis gas is used to generate a dry saturated steam stream, and the dry saturated steam stream is converted into a superheated steam stream via pressure drop for feeding into the hydromethanation reactor to satisfy the steam demand of the hydromethanation reaction. | 02-21-2013 |
20140090584 | USE OF CONTAMINATED LOW-RANK COAL FOR COMBUSTION - The present invention relates generally to processes for preparing an inorganic sodium and/or chlorine contaminated low-rank coal feedstock for combustion in a fluidized fuel combustor to generate steam and, desirably, co-generate electricity. | 04-03-2014 |
20140091258 | AGGLOMERATED PARTICULATE LOW-RANK COAL FEEDSTOCK AND USES THEREOF - The present invention relates generally to processes for preparing agglomerated particulate low-rank coal feedstocks of a particle size suitable for reaction in a fluidized-bed reactor and certain other gasification reactors and, in particular, for coal gasification and combustion applications. The present invention also relates to integrated coal gasification and combustion processes including preparing and utilizing such agglomerated particulate low-rank coal feedstocks. | 04-03-2014 |
20140091259 | AGGLOMERATED PARTICULATE LOW-RANK COAL FEEDSTOCK AND USES THEREOF - The present invention relates generally to processes for preparing agglomerated particulate low-rank coal feedstocks of a particle size suitable for reaction in certain gasification reactors and, in particular, for coal gasification. The present invention also relates to integrated coal gasification processes including preparing and utilizing such agglomerated particulate low-rank coal feedstocks. | 04-03-2014 |
20140094636 | AGGLOMERATED PARTICULATE LOW-RANK COAL FEEDSTOCK AND USES THEREOF - The present invention relates generally to processes for preparing agglomerated particulate low-rank coal feedstocks of a particle size suitable for reaction in a fluidized-bed reactor and certain other gasification reactors and, in particular, for coal gasification and combustion applications. The present invention also relates to an integrated coal hydromethanation process including preparing and utilizing such agglomerated particulate low-rank coal feedstocks. | 04-03-2014 |