Patent application number | Description | Published |
20080254979 | MERCURY REMOVAL SORBENT - A sorbent composition comprising a vanadium compound and a TiO | 10-16-2008 |
20080274877 | 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. | 11-06-2008 |
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 |
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 |
20080300437 | PROCESS FOR LIQUID PHASE HYDROGENATION - A process and catalyst for the liquid phase selective hydrogenation of alkynes to alkenes with high selectivity to alkenes relative to alkanes, high alkyne conversion, and sustained catalytic activity comprising a reactant comprising an alkyne and a non-hydrocarbon solvent/absorbent, contacting the reactant stream with a hydrogen-containing stream in the presence of a supported, promoted, Group VIII catalyst, removing the solvent/absorbent, and recovering the alkene product. | 12-04-2008 |
20080305023 | PROCESS FOR SELECTIVE OXIDATION OF CARBON MONOXIDE IN A HYDROGEN CONTAINING STREAM - A method of making a composition, said method comprising, spraying a substance comprising platinum and iron into or onto an alumina-containing compound is disclosed. The resulting composition can then be used in a process for oxidizing carbon monoxide with free oxygen. | 12-11-2008 |
20080305949 | MERCURY REMOVAL SORBENT - A sorbent composition comprising a vanadium compound and a ZrO | 12-11-2008 |
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 |
20090110631 | Methods of recovery of pore-forming agents for mesostructured materials - The invention provides methods of recovering a pore-forming agent from an inorganic material that defines a plurality of mesopores having a controlled cross sectional area to form a mesostructure having long-range crystallinity and also to methods of making one or more mesostructures that features removal, recovery, and/or reuse of the pore-forming agent. Suitable pore-forming agents include, for example, surfactants. | 04-30-2009 |
20100094072 | Isoparaffin-Olefin Alkylation - A composition comprising a base component and a polymer, and a method of making said composition, are disclosed. The composition thereby obtained is then used as a catalyst for isoparaffin-olefin alkylation. | 04-15-2010 |
20100152034 | PROCESS FOR LIQUID PHASE HYDROGENATION - A process and catalyst for the liquid phase selective hydrogenation of alkynes to alkenes with high selectivity to alkenes relative to alkanes, high alkyne conversion, and sustained catalytic activity comprising a reactant comprising an alkyne and a non-hydrocarbon solvent/absorbent, contacting the reactant stream with a hydrogen-containing stream in the presence of a supported, promoted, Group VIII catalyst, removing the solvent/absorbent, and recovering the alkene product. | 06-17-2010 |
20100190632 | COMPOSITIONS AND METHODS FOR IMPROVING THE HYDROTHERMAL STABILITY OF MESOSTRUCTURED ZEOLITES BY RARE EARTH ION EXCHANGE - Compositions and methods for preparing mesostructured zeolites having improved hydrothermal stability. Such mesostructured zeolites can be prepared by subjecting a zeolite to rare earth ion exchange prior to and/or subsequent to introducing mesoporosity into the zeolite. | 07-29-2010 |
20100196263 | INTRODUCTION OF MESOPOROSITY IN LOW Si/Al ZEOLITES - Compositions and methods for preparing mesoporous materials from low Si/Al ratio zeolites. Such compositions can be prepared by acid wash and/or isomorphic substitution pretreatment of low Si/Al ratio zeolites prior to introduction of mesoporosity. | 08-05-2010 |
20110054227 | Process to Protect Hydrogenation and Isomerization Catalysts Using a Guard Bed - Processes and an apparatus for hydrogenating highly unsaturated hydrocarbons contained in an effluent stream to an unsaturated hydrocarbons or isomerizing the highly unsaturated hydrocarbons to other highly unsaturated hydrocarbons are provided. The effluent stream is contacted with a guard bed to remove at least a portion of impurities contained within the process stream and to isomerize at least a portion of the highly unsaturated hydrocarbons. In an aspect, the guard bed comprises a solid sulfur adsorption/isomerization catalyst composition. In an aspect, the effluent stream is contacted with a catalyst that comprises an inorganic support, palladium, and silver. | 03-03-2011 |
20110217781 | CATALYST FORMULATION FOR HYDROGENATION - A composition and method for preparation of a catalyst for the liquid phase selective hydrogenation of alkynes to alkenes with high selectivity to alkenes relative to alkanes, high alkyne conversion, and sustained catalytic activity comprising a Group VIII metal and a Group IB, Group IIB, Group IIIA, and/or Group VIIB promoter on a particulate support. | 09-08-2011 |
20110251447 | Process for Hydrogenating Highly Unsaturated Hydrocarbons and Catalyst Therefor - A process for hydrogenating highly unsaturated hydrocarbons to less unsaturated hydrocarbons wherein production of saturated hydrocarbons is minimized. The process utilizes catalyst including Ce | 10-13-2011 |
20120190117 | CATALYST FORMULATION FOR HYDROGENATION - A method of screening catalysts for liquid-phase selective hydrogenation by preparing a test catalyst by adding a promoter to a reference catalyst; preparing a liquid reactant stream comprising C | 07-26-2012 |
20130267405 | INTRODUCTION OF MESOPOROSITY IN LOW Si/Al ZEOLITES - Compositions and methods for preparing mesoporous materials from low Si/Al ratio zeolites. Such compositions can be prepared by acid wash and/or isomorphic substitution pretreatment of low Si/Al ratio zeolites prior to introduction of mesoporosity. | 10-10-2013 |