Patent application number | Description | Published |
20080279739 | MERCURY REMOVAL SORBENT - A composition comprising a vanadium oxide compound and an alkali metal promoter loaded onto a porous support material is disclosed. Methods of making and using the composition to remove heavy metals or heavy metal containing compounds from a fluid stream are also provided. Such methods are particularly useful in the removal of mercury and mercury compounds from flue gas streams produced from the combustion of hydrocarbon-containing materials such as coal and petroleum fuels. | 11-13-2008 |
20080281134 | PROPANE UTILIZATION IN DIRECT HYDROTREATING OF OILS AND/OR FATS - Methods for producing C10-C30 hydrocarbons from fatty compounds are provided in which at least a portion of the hydrogen required to accomplish the conversion is generated from by-products of the conversion process. Light hydrocarbons, especially propane, produced during the conversion of triglyceride compounds are used to generate hydrogen which is used in the conversion process thereby reducing the need for outside hydrogen sources. | 11-13-2008 |
20080295689 | MERCURY REMOVAL SORBENT - A sorbent composition comprising a vanadium compound and a ZrO | 12-04-2008 |
20080300132 | MERCURY REMOVAL SORBENT - A sorbent composition comprising a vanadium compound and a ZrO | 12-04-2008 |
20090019763 | HYDROTREATING AND CATALYTIC DEWAXING PROCESS FOR MAKING DIESEL FROM OILS AND/OR FATS - Methods for producing C10-C30 hydrocarbons from fatty materials, such as triglyceride compounds, are provided. Hydrocarbon compounds, particularly those boiling in the temperature range of between about 80° F. to about 1000° F., are produced by contacting a fatty material with at least one catalyst comprising cobalt and molybdenum on a zeolite support under hydrotreating conditions. Additional hydrotreating catalysts may also be used to further improve the properties of the hydrocarbon product. | 01-22-2009 |
20090092528 | PROCESS FOR THE REMOVAL OF HEAVY METALS FROM GASES, AND COMPOSITIONS THEREFOR AND THEREWITH - A composition, containing vanadium and a support, wherein at least a portion of the vanadium has crystallite sizes of less than about 100 Å as determined by an analytical method such as X-Ray Diffraction, is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal from a gaseous feed stream which can optionally include a separate mercury adsorption stage. | 04-09-2009 |
20090099008 | PROCESS FOR THE REMOVAL OF HEAVY METALS FROM GASES, AND COMPOSITIONS THEREFOR AND THEREWITH - A composition, containing vanadium and a support, wherein at least a portion of the vanadium has crystallite sizes of less than about 100 Å as determined by an analytical method such as X-Ray Diffraction, is disclosed. A method of preparing such composition is also disclosed. The composition is employed in a process to remove a heavy metal from a gaseous feed stream which can optionally include a separate mercury adsorption stage. | 04-16-2009 |
20090134061 | DISTILLATE-TO-GASOLINE CATALYST SYSTEM AND PROCESS THEREFOR - A process is disclosed for converting distillate to gasoline-range hydrocarbons using a two-stage catalyst system including a first catalyst containing platinum, palladium, or platinum and palladium, and an acidic support, and a second catalyst containing iridium and an inorganic oxide support, and optionally nickel. | 05-28-2009 |
20090193969 | CONTAMINANT REMOVAL FROM A GAS STREAM - A system employing a regenerable zinc-oxide based sorbent to remove one or more contaminants from an incoming gas stream. The contaminant-depleted gas stream can then be used for any subsequent application, while at least a portion of the contaminant-laden sorbent can be regenerated via a step-wise regeneration process. In one embodiment, sorbent regenerated via the step-wise regeneration process can comprise less sorbent-damaging compounds than traditional sorbents exposed to conventional regeneration processes. | 08-06-2009 |
20090196808 | SIMULTANEOUS REMOVEL OF H2S AND SO2 FROM TAIL GASES - A process for the simultaneous removal of H | 08-06-2009 |
20090196809 | NOVEL SULFUR RECOVERY PROCESS - A process for the simultaneous removal of H | 08-06-2009 |
20090266743 | THERMAL TREATMENT OF TRIGLYCERIDES - A triglyceride or a triglyceride/hydrocarbon combination can be heated to produce thermally treated feeds. The thermally treated feeds can then be contacted with a hydrotreating catalyst in a reaction zone. | 10-29-2009 |
20100121120 | PROCESS FOR UPGRADING HYDROCARBONS - A process for upgrading hydrocarbons comprising removal of C5 hydrocarbons from a feedstock, metathesizing said C5 hydrocarbons to C6+ and C4− hydrocarbons, and upgrading said C4− hydrocarbons is disclosed. | 05-13-2010 |
20110077436 | PRETREATMENT OF OILS AND/OR FATS - Disclosed are methods for pretreating triglyceride containing material prior to contacting with a hydrotreating catalyst to produce fuel range hydrocarbons without causing reactor fouling or catalyst plugging. | 03-31-2011 |
20110087060 | SUGAR ALCOHOL SPLIT INJECTION CONVERSION - A method of hydrotreating liquefied biomass feedstock with diesel feedstock to produce alkanes is demonstrated that prevents damage to the reactor catalyst, reduces coke production, and converts nearly all of the polyols to alkanes. In order to mitigate the potential coking issue and to moderate the temperature of the catalyst bed while maintaining high conversion for sugar alcohol to hydrocarbon via a hydrotreating process, a diesel feedstock is fed over the reactor catalyst with multiple injections of polyol feedstock along the reactor. | 04-14-2011 |
20110124931 | PROCESS TO MITIGATE THE CORROSION OF OILS/FATS - It has been discovered that the residence time of oils/fats in metal apparatus, particularly in the upstream of a hydrotreating unit, for example, a heat exchanger and/or a storage/feed tank, can impact significantly on corrosiveness of oils/fats in combination with and without conventional hydrocarbons. In addition, it is also found that the presence of hydrogen in the metal apparatus can also inhibit the corrosion rate of oils/fats. | 05-26-2011 |
20110126449 | BLENDED FUEL COMPOSITION HAVING IMPROVED COLD FLOW PROPERTIES - There is provided a fuel composition comprising petroleum based component and a renewable based component, wherein at least 20% of the compounds in said petroleum based component having boiling point range equal or greater than the boiling point of said renewable based component. | 06-02-2011 |
20110152513 | CONVERSION OF CARBOHYDRATES TO HYDROCARBONS - Materials and processes for the conversion of carbohydrates and polyols to gasoline boiling range hydrocarbons. Carbohydrates and polyols are reacted in the presence of modified zeolite catalysts to form a reaction product containing non-aromatic and aromatic gasoline boiling range hydrocarbons. | 06-23-2011 |
20110237851 | THERMAL CRACKING OF IMPURITIES IN TRIGLYCERIDE FEEDSTOCK - A triglyceride or a triglyceride/hydrocarbon combination can be thermally cracked to remove its impurities in situ prior to be upgraded to fuel range hydrocarbon. This process allows the use of a variety of low cost feedstock and reduce reactor fouling tendency. The process also reduces the use of chemicals required for conventional clean up processes such as degumming. | 09-29-2011 |
20110263915 | PROCESS FOR UPGRADING HYDROCARBONS - A process for upgrading hydrocarbons comprising removal of C5 hydrocarbons from a feedstock, metathesizing said C5 hydrocarbons to C6+ and C4− hydrocarbons, and upgrading said C4− hydrocarbons is disclosed absent any dehydrogenation. | 10-27-2011 |
20110263916 | CARBOHYDRATES UPGRADING AND HYDROTREATING TO HYDROCARBONS - Technologies to convert biomass to liquid hydrocarbon fuels are currently being developed to decrease our carbon footprint and increase use of renewable fuels. Since sugars/sugar derivatives from biomass have high oxygen content and low hydrogen content, coke becomes an issue during zeolite upgrading to liquid hydrocarbon fuels. A process was designed to reduce the coke by co-feeding sugars/sugar derivatives with a saturated recycle stream containing hydrogenated products. | 10-27-2011 |
20120088945 | CO-PRODUCTION OF RENEWABLE DIESEL AND RENEWABLE GASOLINE - A process for co-production of renewable diesel fuel range hydrocarbons and gasoline fuel range hydrocarbons from biomass-derived oils and fatty materials (e.g. triglycerides, diglycerides, monoglycerides, and free fatty acids) and biomass-derived polyol (e.g. sorbitol, xylitol, trehalose, sucrose, and sugar alcohol), respectively, in a same refinery hydrotreater with or without co-feeding of diesel fuel range hydrocarbons. | 04-12-2012 |
20120095274 | COMBINATION OF ZEOLITE UPGRADING WITH HYDROGENATION UPGRADING TO PRODUCE RENEWABLE GASOLINE FROM BIOMASS - Technologies to convert biomass to liquid hydrocarbon fuels are currently being developed to decrease our carbon footprint and increase use of renewable fuels. Since sugars/sugar derivatives from biomass have high oxygen content and low hydrogen content, coke becomes an issue during zeolite upgrading to liquid hydrocarbon fuels. A self-sustainable process was designed to reduce the coke by co-feeding sugars/sugar derivatives with the paraffin products from hydrogenation of sugars/sugar derivatives. Paraffins without complete conversion result in products with less aromatics and relatively low density compared with the products directly from zeolite upgrading. Thus, the process is more economically favorable. | 04-19-2012 |
20120215047 | MOS2 CATALYST FOR THE CONVERSION OF SUGAR ALCOHOL TO HYDROCARBONS - Cellulose and hemicellulose from biomass can be broken down to C6 and C5 sugars and further converted to corresponding sugar alcohols. It is now found that a new catalyst, MoS2, is active for the hydrogenation of sugar alcohols to hydrocarbons. Combining the technologies listed above allows us to convert the cellulose/hemicellulose to liquid hydrocarbons. | 08-23-2012 |
20130144089 | PYROLYSIS OIL UPGRADING TO GASOLINE RANGE LIQUIDS - This invention is a method for converting biomass derived pyrolysis oil (bio-oil) into materials that will be more useful for transportation fuels including the following two steps: 1) solubilizing and extracting bio-oil oxygenates, and 2) zeolite catalyzed hydrogenation of the oxygenates into renewable fuel range materials. | 06-06-2013 |
20130172650 | UPGRADING LIGHT OLEFINS - Methods and systems relate to upgrading light olefins, such as ethylene, propylene and butylenes, diluted in a gas mixture, such as refinery fuel gas. The upgrading yields products in a gasoline, distillate, lube oil or wax range without requiring purification or compression of the gas mixture prior to feeding the gas mixture to a reactor. In operation, the mixture contacts a solid oligomerization catalyst, such as silica supported chromium, within the reactor. This contact occurs at a first temperature suitable to produce oligomers that are formed of the olefins and adsorb on the catalyst in liquid or solid phases. Next, heating the catalyst to a second temperature higher the first temperature desorbs the oligomers that are recovered and separated into the products. | 07-04-2013 |
20130219778 | CONVERTING GLYCOLS TO ALCOHOLS - The conversion of diols to mono-alcohols as fuel blendstocks. In one embodiment hydrotreating processes are described that selectively convert glycols to mono-alcohols that can be blended as biofuels. Both NiMo and CoMo catalysts are active for the reaction and reaction conditions can also impact the selectivity of mono-alcohols. | 08-29-2013 |
20140147344 | MoS2 CATALYST SYSTEM FOR THE CONVERSION OF SUGAR ALCOHOL TO HYDROCARBONS - Cellulose and hemicellulose from biomass can be broken down to C6 and C5 sugars and further converted to corresponding sugar alcohols. It is now found that a new catalyst, MoS2, is active for the hydrogenation of sugar alcohols to hydrocarbons. Combining the technologies listed above allows us to convert the cellulose/hemicellulose to liquid hydrocarbons. | 05-29-2014 |
20140148627 | MOS2 CATALYST PROCESS FOR THE CONVERSION OF SUGAR ALCOHOL TO HYDROCARBONS - Cellulose and hemicellulose from biomass can be broken down to C6 and C5 sugars and further converted to corresponding sugar alcohols. It is now found that a new catalyst, MoS2, is active for the hydrogenation of sugar alcohols to hydrocarbons. Combining the technologies listed above allows us to convert the cellulose/hemicellulose to liquid hydrocarbons. | 05-29-2014 |
20140213836 | THERMAL CRACKING OF IMPURITIES IN TRIGLYCERIDE MIXTURES - A heated petroleum-derived hydrocarbon is contacted with a triglyceride feed in a thermal cracking zone to decompose and remove impurities prior to hydrotreating the mixture to fuel range hydrocarbon. This process allows the use of a variety of low cost triglyceride feeds while reducing fouling of process equipment and catalyst. The process also reduces the use of chemicals required for conventional degumming of triglyceride feeds. | 07-31-2014 |