Patent application number | Description | Published |
20110182788 | CATALYTIC MOVING BED FILTER - The present invention relates generally to a method for removing contaminants from a fluid stream and chemically upgrading the stream at the same time. More particularly, the invention relates to a catalytic moving bed filter for removing contaminants from a gas or vapor stream and to compositions comprising both moving bed filter materials and one or more catalysts intimately admixed therewith. | 07-28-2011 |
20110315537 | SELECTIVE TEMPERATURE QUENCH AND ELECTROSTATIC RECOVERY OF BIO-OIL FRACTIONS - A process for quenching, separating and collecting targeted components of a hot pyrolysis product stream from the pyrolysis of biomass is provided. The process utilizes rapid quenching and electrostatic precipitation at a predetermined temperature in order to selectively collect one or more fractions of the hot mixture. | 12-29-2011 |
20120108860 | PROCESS FOR PRODUCING HIGH QUALITY PYROLYSIS OIL FROM BIOMASS - This invention relates to a process to utilize a torrefaction pretreatment step for biomass pyrolysis process. This pretreatment improves the quality of the pyrolysis oil by reducing acidity. The inventive process shows that as a pretreatment to pyrolysis, resulting pyrolysis oil obtained from torrefied biomass has approximately 25% lower acetic acid than that from untorrefied biomass pyrolysis oil. | 05-03-2012 |
20130327626 | CATALYTIC PYROLYSIS OF BIOMASS IN AN AUGER REACTOR - The present invention relates generally to the thermal conversion of biomass. Processes are disclosed for converting algal biomass to condensable vapor intermediates such as pyrolysis oil by means of pyrolysis in a reactor comprising at least one auger. The intermediates may be further processed for production of renewable hydrocarbon fuels. The disclosed processes assist in preventing premature devolatization of algal biomass during pyrolysis, thereby increasing efficiency and commercial feasibility. | 12-12-2013 |
20130327627 | CATALYTIC BIOMASS PYROLYSIS IN AN AUGER REACTOR - The present invention relates generally to the thermal conversion of biomass. Processes are disclosed for converting biomass to condensable vapor intermediates such as pyrolysis oil by means of catalytic pyrolysis in a reactor comprising at least one auger, where the catalyst also comprises a heat carrier. The intermediates produced may be further processed for production of renewable hydrocarbon fuels. | 12-12-2013 |
20140069010 | GENERATING DEOXYGENATED PYROLYSIS VAPORS - The present disclosure relates generally to novel biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants with the pyrolysis vapors. In certain embodiments, the present disclosure provides methods and systems to prevent entrainment of particles of char and heat carrier with pyrolysis vapors leaving a reactor, while allowing rapid upgrading of the vapors by catalyst(s) that are held in a an upgrading reactor and protected from contact with the char. | 03-13-2014 |
20140069012 | PROCESSES FOR DECREASING CHAR ENTRAINMENT DURING PYROLYSIS - The present disclosure relates generally to novel biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants with the produced pyrolysis vapors. | 03-13-2014 |
20140069797 | INCREASING STABILITY OF A PYROLYSIS PRODUCT - The present disclosure relates generally to novel biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants with the pyrolysis vapors as a direct consequence of the biomass feedstock comprising particles that are larger than a defined minimum diameter. The biomass feedstock may optionally be compressed to form feedstock pellets that are larger than a defined minimum diameter. | 03-13-2014 |
20140069799 | SYSTEMS FOR DECREASING CHAR ENTRAINMENT DURING PYROLYSIS - The present disclosure relates generally to novel biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants with the produced pyrolysis vapors. | 03-13-2014 |
20140072480 | PYROLYSIS VAPOR RAPID FILTRATION AND CONVERSION TO FUEL - The present disclosure pertains to biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants in the pyrolysis vapors by filtering the vapors in a heated container comprising a moving bed granular filter (MBGF), which in turn, comprises granular heat carrier. The granular heat carrier is heated within the MBGF and fed directly to the pyrolysis reactor, optionally along with filtered solids such as char. In certain embodiments, the MBGF additionally comprises at least one upgrading catalyst that contacts the vapors to produce a hydrocarbon mixture fungible with a petroleum-derived transportation fuel, a hydrocarbon transportation fuel component, or mixtures thereof. | 03-13-2014 |
20140073823 | GENERATING DEOXYGENATED PYROLYSIS VAPORS - The present disclosure relates generally to novel biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants with the pyrolysis vapors. | 03-13-2014 |
20140073824 | PYROLYSIS VAPOR RAPID FILTRATION AND CONVERSION TO FUEL - The present disclosure pertains to biomass pyrolysis processes and systems that decrease entrainment of char and other contaminants in the pyrolysis vapors by filtering the vapors in a heated container comprising a moving bed granular filter (MBGF), which in turn, comprises granular heat carrier. The granular heat carrier is heated within the MBGF and fed directly to the pyrolysis reactor, optionally along with filtered solids such as char. In certain embodiments, the MBGF additionally comprises at least one upgrading catalyst that contacts the vapors to produce a hydrocarbon mixture fungible with a petroleum-derived transportation fuel, a hydrocarbon transportation fuel component, or mixtures thereof. | 03-13-2014 |