Patent application number | Description | Published |
20090054225 | Hydroprocessing Bulk Catalyst and Uses Thereof - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (M | 02-26-2009 |
20090054226 | Hydroprocessing Bulk Catalyst and Uses Thereof - An improved hydroprocessing catalyst having improved morphology/dispersion characteristics is provided. The hydroprocessing catalyst has the formula (M | 02-26-2009 |
20090057201 | HYDROPROCESSING BULK CATALYST AND USES THEREOF - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (M | 03-05-2009 |
20090107891 | PROCESS FOR PREPARING HYDROPROCESSING BULK CATALYSTS - A process to prepare hydroprocessing bulk catalysts is provided. The hydroprocessing catalyst has the formula (M | 04-30-2009 |
20090200204 | Hydroprocessing Bulk Catalyst and Uses Thereof - A hydroprocessing catalyst is provided. The hydroprocessing catalyst has the formula (M | 08-13-2009 |
20100234212 | HYDROPROCESSING BULK CATALYST AND USES THEREOF - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (M | 09-16-2010 |
20110124493 | Hydroprocessing Bulk Catalyst and Methods of Making Thereof - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (R | 05-26-2011 |
20110124494 | Hydroprocessing Bulk Catalyst and Methods of Making Thereof - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (R | 05-26-2011 |
20110124496 | Hydroprocessing Bulk Catalyst and Methods of Making Thereof - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (R | 05-26-2011 |
20110124498 | Hydroprocessing Bulk Catalyst and Methods of Making Thereof - A hydroprocessing bulk catalyst is provided. A process to prepare hydroprocessing bulk catalysts is also provided. The hydroprocessing catalyst has the formula (R | 05-26-2011 |
20120168350 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - An improved process for preparing a slurry catalyst for the upgrade of heavy oil feedstock is provided. The process employs a polar aprotic solvent to mix with the inorganic metal precursor feed to form an oil-dispersible inorganic metal precursor, at a weight ratio of solvent to inorganic metal precursor of 1:1 to 10:1; the oil-dispersible inorganic metal precursor is subsequently sulfided forming the slurry catalyst. In one embodiment, the sulfiding is in-situ upon mixing the oil-dispersible inorganic metal precursor with a hydrocarbon diluent containing a heavy oil feedstock under in-situ sulfiding conditions. | 07-05-2012 |
20120168351 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - An improved process for preparing a slurry catalyst for the upgrade of heavy oil feedstock is provided. The process employs rework material obtained from a process to prepare a hydroprocessing catalyst as part of the metal precursor feed. In one embodiment, the process comprises mixing the rework material with a hydrocarbon diluent to form a slurried metal precursor for subsequent in-situ sulfiding in a heavy oil upgrade process. In another embodiment, the rework is slurried in a hydrocarbon carrier and a sulfiding agent, forming a slurry catalyst. In yet another embodiment, the rework material is mixed directly with a heavy oil feedstock under in-situ sulfiding conditions, forming a slurry catalyst. | 07-05-2012 |
20120172197 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - A process for preparing an improved slurry catalyst for the upgrade of heavy oil feedstock is provided. The process comprises providing at least a metal precursor in solution comprising at least two different metal cations in its molecular structure, with at least one of the metal cations is a Group VIB metal cation; sulfiding the metal precursor with a sulfiding agent in solution forming a catalyst precursor; and mixing the catalyst precursor with a hydrocarbon diluent to form the slurry catalyst. In one embodiment, the at least a metal precursor comprising at least two different metal cations is prepared by combining and reacting at least one Group VIB metal compound with at least a Promoter metal compound selected from Group VIII, Group IIB, Group IIA, Group IVA metals and combinations thereof. | 07-05-2012 |
20120172198 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - A process for making an improved slurry catalyst for the upgrade of heavy oil feedstock is provided. In the process, a metal precursor solution comprising at least a water-soluble molybdenum compound and a water-soluble metal zinc compound is mixed under high shear mixing conditions to generate an emulsion. The emulsion is subsequently sulfided with a sulfiding agent ex-situ, or in-situ in a heavy oil feedstock to form the slurry catalyst. The in-situ sulfidation in heavy oil is under sufficient condition for the heavy oil feedstock to generate the sulfiding source needed for the sulfidation. | 07-05-2012 |
20120172200 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - A single metal slurry catalyst for the upgrade of heavy oil feedstock is provided. The slurry catalyst is prepared by sulfiding a Primary metal precursor, then mixing the sulfided metal precursor with a hydrocarbon diluent to form the slurry catalyst. The single-metal slurry catalyst has the formula (M | 07-05-2012 |
20120172202 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - A process for preparing a slurry catalyst for the upgrade of heavy oil feedstock is provided. The process employs a pressure leach solution obtained from a metal recovery process as part of the metal precursor feed. In one embodiment, the process comprises: sulfiding a pressure leach solution having at least a Group VIB metal precursor compound in solution forming a catalyst precursor, and mixing the sulfided catalyst precursor with a hydrocarbon diluent to form the slurry catalyst. In another embodiment, the pressure leach solution is mixed with a hydrocarbon diluent under high shear mixing conditions to form an emulsion, which emulsion can be sulfided in-situ upon contact with a heavy oil feedstock in the heavy oil upgrade process. | 07-05-2012 |
20120172203 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - An improved process for preparing a slurry catalyst for the upgrade of heavy oil feedstock is provided. In the process, high shear mixing is employed to generate an emulsion containing droplets of metal precursor in oil with droplet sizes ranging from 0.1 to 300 μm. The emulsion is subsequently sulfided with a sulfiding agent, or in-situ in a heavy oil feedstock to form a slurry catalyst. The in-situ sulfidation in heavy oil is under sufficient condition for the heavy oil feedstock to generate the sulfiding source needed for the sulfidation. | 07-05-2012 |
20120172204 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - An improved hydroprocessing slurry catalyst is provided for the upgrade of heavy oil feedstock. The catalyst comprises dispersed particles in a hydrocarbon medium with the dispersed particles have an average particle size ranging from 1 to 300 μm. The catalyst has a total pore volume of at least 0.5 cc/g and a polymodal pore distribution with at least 80% of pore sizes in the range of 5 to 2,000 Angstroms in diameter. The catalyst is prepared from sulfiding and dispersing a metal precursor solution in a hydrocarbon diluent, the metal precursor comprising at least a Primary metal precursor and optionally a Promoter metal precursor, the metal precursor solution having a pH of at least 4 and a concentration of less than 10 wt. % of Primary metal in solution. | 07-05-2012 |
20120172205 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - An improved hydroprocessing slurry catalyst is provided for the upgrade of heavy oil feedstock. The slurry catalyst is prepared from at least a Group VIB metal precursor compound and optionally at least a Promoter metal precursor compound. The catalyst comprises dispersed particles in a hydrocarbon medium with the dispersed particles have an average particle size ranging from 1 to 300 μm. The catalyst has a total surface area of at least 100 m | 07-05-2012 |
20120172206 | HYDROPROCESSING CATALYSTS AND METHODS FOR MAKING THEREOF - A method for preparing an improved slurry catalyst for the upgrade of heavy oil feedstock is provided. In one embodiment, the process comprises: sulfiding at least a metal precursor solution with at least a sulfiding agent forming a sulfided Group VIB catalyst precursor, the metal precursor solution having a pH of at least 4 and a concentration of less than 10 wt. % of Primary metal in solution; and mixing the catalyst precursor with a hydrocarbon diluent to form the slurry catalyst composition. The slurry catalyst prepared therefrom has a BET total surface area of at least 100 m | 07-05-2012 |
20150073185 | Novel Catalyst Complex and Use Thereof in Alkane Oligomerization - Provided is a Group 9 novel metal catalyst complex further comprising a ketone-containing cocatalyst. The metal catalyst complex is useful in generating olefins from alkanes with great efficiency. In one embodiment, provided is an iridium catalyst complex useful in the dehydrogenation of alkanes comprising a ketone-containing cocatalyst and iridium complexed with a tridentate ligand. Also provided is a novel dehydrogenation method which utilizes the catalyst composition. In other embodiments, a novel process for preparing oligomers from alkanes utilizing the catalyst composition is provided. | 03-12-2015 |