Patent application number | Description | Published |
20080269359 | Process for the Production of Methanol - The present invention relates to a process for the production of methanol, and, in particular, to a process for the production of methanol from carbon monoxide and hydrogen in a fuel gas stream which has been separated from the product stream obtained from a process for the autothermal cracking of paraffinic hydrocarbons with oxygen in the presence of a catalyst capable of supporting combustion beyond the fuel rich limit of flammability. | 10-30-2008 |
20090048354 | Process for the Conversion of Synthesis Gas to Oxygenates Containing C2+ Alcohols - The present invention provides a process for the conversion of carbon oxide(s) and hydrogen containing feedstocks into alcohols in the presence of a particulate catalyst. | 02-19-2009 |
20100330640 | Process - The present invention relates to a process for the production of ethanol comprising both gasification and fermentation of feedstocks, and, in particular to a process for the production of ethanol comprising: a) passing a biomass feedstock to a first fermentation step wherein it is subjected to anaerobic fermentation at a pH below 6.0 and at a temperature in the range 20 to to convert the biomass to a solution comprising acetic acid as the predominant product, b) passing a gasifiable feedstock to a gasification step wherein it is subjected to gasification to produce a gaseous mixture comprising carbon monoxide and hydrogen, and c) passing the solution comprising acetic acid from step (a) and the gaseous mixture from step (b) to one or more further fermentation steps wherein they are subject to fermentation to produce ethanol. | 12-30-2010 |
20130224808 | PROCESS AND APPARATUS FOR PRODUCING ETHYLENE VIA PREPARATION OF SYNGAS - A process for producing ethylene from a carbonaceous containing feedstock the process comprising the steps of a) reforming the carbonaceous containing feedstock into a first product stream comprising carbon dioxide, carbon monoxide and hydrogen; b) fermenting the first product stream with an acetogenic anaerobic bacteria to produce a second product stream comprising ethanol; c) concentrating ethanol from the second product stream into a third product stream and; d) dehydrating ethanol in the third product stream to produce ethylene. | 08-29-2013 |
20130252299 | PROCESS AND APPARATUS FOR THE PRODUCTION OF ALCOHOLS - A process for the production of C2 | 09-26-2013 |
20140038252 | PROCESS FOR THE PRODUCTION OF ETHANOL AND BUTANOL - The present invention relates to a process for the production of ethanol and butanol from biomass, and in particular to a process for the production of ethanol and butanol using two separate fermentation step subjecting the biomass feedstock to anaerobic fermentation at a pH below 6.0 and at a temperature in the range 20 to 700° C. and so as to convert the biomass to a product predominantly comprising acetic acid and butyric acid with at least a 2:1 ratio by weight of acetic acid to butyric acid, c) treating the product of stream of step (b) to separate a solution comprising the acetic acid and butyric acid by: (i) separating a solution comprising the acetic acid and butyric acid from any residual solids and (ii) separating bacteria and/or pasteurizing or sterilizing the solution from the first fermentation step, and d) in a second fermentation step fermenting the solution comprising the acetic acid and butyric acid from the step (c) to form ethanol and butanol. | 02-06-2014 |
20140045246 | PROCESS FOR FERMENTATION OF SYNGAS - A process for fermenting syngas is provided which is effective for decreasing an amount of time needed to inoculate a main reactor. The process includes propagating a culture of acetogenic bacteria to provide an incoulum for a main reactor and fermenting syngas in the main reactor. | 02-13-2014 |
20140246626 | METHOD OF OPERATION OF PROCESS TO PRODUCE SYNGAS FROM CARBONACEOUS MATERIAL - A process is provided for producing syngas that is effective for use in downstream processes. The process for producing syngas includes operating a gasification apparatus in a start-up mode until the gasification apparatus and equipment downstream of the gasification apparatus are adequately warmed up to a first target temperature. Upon reaching a first target temperature, the process is then operated in a production mode to produce a second syngas with a higher CO/CO | 09-04-2014 |
20140308723 | PROCESS FOR FERMENTING CO-CONTAINING GASEOUS SUBSTRATES - A process provides high ethanol productivity levels during fermentation of a CO-containing substrate. The process controls CO-substrate feed rates and cell density to avoid culture upset and CO inhibition. The process includes fermenting a CO-containing gaseous substrate to obtain a target cell density and a target CO feed rate, and then periodically reducing and increasing the CO feed rate. | 10-16-2014 |
20140363866 | CONTROL OF CONDUCTIVITY IN ANAEROBIC FERMENTATION - Process are provided which are effective for controlling medium conductivity during fermentation of a CO-containing gaseous substrate while providing an STY of about 10 g ethanol/(L·day) or more. The process includes balancing medium conductivity, specific carbon uptake or cell density levels. | 12-11-2014 |
20140363867 | PROCESS FOR FERMENTING CO-CONTAINING GASEOUS SUBSTRATES IN A LOW PHOSPHATE MEDIUM EFFECTIVE FOR REDUCING WATER USAGE - A process is provided for fermenting CO-containing gaseous substrates in a low phosphate medium. The process includes blending a liquid medium that includes at least one transition metal element with a liquid medium that includes at least at least one other transition metal element and one non-metal element to provide a fermentation medium. The process is effective for preventing precipitation of one or more transition metal elements with one or more non-metal elements. The fermentation medium used in the process is prepared in a way that requires significantly lower amounts of water and reduced levels of phosphate. | 12-11-2014 |
20150037229 | APPARATUS AND METHODS FOR TAR REMOVAL FROM SYNGAS - A process and apparatus are provided for reducing content of tar in a tar containing syngas. The process includes contacting the tar containing syngas with a molecular oxygen containing gas in a first reaction zone to produce a gas mixture. The gas mixture is passed through a heat treatment zone maintained at a temperature between about 900° C. to about 2000° C. for a contact time of about 0.5 to about 5 seconds. In this aspect, at least a portion of the tar undergoes at least partial oxidation and/or cracking to produce a hot syngas. | 02-05-2015 |
20150075062 | ALCOHOL COMPOSITIONS AND A PROCESS FOR THEIR PRODUCTION - An alcohol product composition is provided that may be used directly for blending with existing fuel sources. More specifically, the alcohol product composition includes ethanol and organic compositions which act as a denaturant. Further, a process for production of ethanol compositions is provided that includes providing a permeate to a distillation tower, removing an ethanol draw-off composition from the distillation tower, removing a side draw from the distillation tower to provide side-draw composition, combining the ethanol draw-off composition and side-draw composition to provide an alcohol composition | 03-19-2015 |
20150076411 | THERMAL DECOMPOSITION PROCESS FOR REDUCING AGGLOMERATE FORMATION - A process provides for reducing agglomerate formation during thermal decomposition of a carbonaceous material feedstock. A non-catalytic thermal decomposition process includes providing generally solid feedstock to a thermal decomposition unit and moving the feedstock through at least one gasification zone in the thermal decomposition unit with a moving device. The process includes providing oxygen and optionally an additional gas to the gasification zone. In one aspect, the process includes moving feedstock through the gasification zone and providing oxygen to the gasification zone at rates effective for maintaining a material bed temperature not exceeding about 2300° F. at any point in the material bed, and for maintaining a material bed temperature of about 500° F. to about 2000° F. | 03-19-2015 |