| Patent Number |
Title Of Patent |
Date Issued |
| 7314964 |
Catalytic naphtha cracking catalyst and process |
January 1, 2008 |
| A process is disclosed for enhancing the production of light olefins using a catalyst with small pores. The catalyst comprises a molecular sieve having 10 membered rings with channels of limited length. The molecular sieve has a high silica to alumina ratio and has pores sized to limit |
| 7301064 |
Ethylbenzene conversion and xylene isomerization processes and catalysts therefor |
November 27, 2007 |
| Catalysts comprising a combination of molecular sieve having a pore diameter of from about 4 to 8 angstroms and a catalytically-effective amount of molybdenum hydrogenation component in an amorphous aluminum phosphate binder provide processes for isomerizing xylene and dealkylating e |
| 7265252 |
Process for xylene production |
September 4, 2007 |
| A process for the conversion of a hydrocarbon feedstock to produce xylene compounds. The feedstock is selectively hydrocracked and introduced into a transalkylation zone with a hydrocarbonaceous stream rich in benzene, toluene and C.sub.9.sup.+ hydrocarbons. |
| 7195747 |
Process for mixing and reacting two or more fluids |
March 27, 2007 |
| A novel process for continuously mixing and reacting at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved using cyclone mixing where at least two supply channels feed a mixing chamber to create a vortex of the fluids to be mixed. |
| 7128829 |
Removal of impurities from liquid hydrocarbon streams |
October 31, 2006 |
| A novel process effective for the removal of organic sulfur compounds, organic nitrogen compounds and light olefins from liquid hydrocarbons is disclosed. The process more specifically addresses the removal of these contaminants from aromatic compounds including benzene and toluene and |
| 7097347 |
Static mixer and process for mixing at least two fluids |
August 29, 2006 |
| A novel mixing apparatus and process for mixing at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved in a device comprising at least two supply channels to feed a mixing chamber and create a vortex. The alignment of the supply ch |
| 6867341 |
Catalytic naphtha cracking catalyst and process |
March 15, 2005 |
| A process is disclosed for enhancing the production of light olefins using a catalyst with small pores. The catalyst comprises a molecular sieve having 10 membered rings with channels of limited length. The molecular sieve has a high silica to alumina ratio and has pores sized to limit |
| 6863867 |
Apparatus for mixing and reacting at least two fluids |
March 8, 2005 |
| A novel apparatus for mixing and reacting at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved in a device comprising at least two supply channels to feed a mixing chamber and create a vortex. The alignment of the supply channels |
| 6713036 |
Process for mixing and reacting two or more fluids |
March 30, 2004 |
| A novel process for continuously mixing and reacting at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved using cyclone mixing where at least two supply channels feed a mixing chamber to create a vortex of the fluids to be mixed. The |
| 6673742 |
Method for producing a preferential oxidation catalyst |
January 6, 2004 |
| This is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an o |
| 6655829 |
Static mixer and process for mixing at least two fluids |
December 2, 2003 |
| A novel mixing apparatus and process for mixing at least two fluids are disclosed. Excellent mixing and superior pressure drop characteristics are achieved in a device comprising at least two supply channels to feed a mixing chamber and create a vortex. The alignment of the supply channe |
| 6573214 |
Preferential oxidation catalyst |
June 3, 2003 |
| Disclosed is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an |
| 6548721 |
Hydrotreating olefin stream with complete destruction of oxygenates |
April 15, 2003 |
| Disclosed is a process for completely destroying oxygenates in a feed stream. The feed stream of oxygenates typically includes olefins and it is reacted with hydrogen over a catalyst comprising a top row of Group VIII metal and a Group VI-B metal. Olefins are essentially completely satur |
| 6409939 |
Method for producing a hydrogen-rich fuel stream |
June 25, 2002 |
| Disclosed is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an |
| 6299995 |
Process for carbon monoxide preferential oxidation for use with fuel cells |
October 9, 2001 |
| Disclosed is a hydrogen generation process for use with fuel cells which includes a preferential oxidation step to reduce the concentration of carbon monoxide. The preferential oxidation step includes contacting a fuel stream comprising hydrogen and carbon monoxide in the presence of an |
| 5906731 |
Process for hydroprocessing hydrocarbons |
May 25, 1999 |
| A hydroprocess catalyzed by a catalyst composition comprising a porous refractory oxide, a molybdenum component, a phosphorus component and an underbedded nickel component, the composition characterized by a Raman spectrum comprising at least one Raman band in each of the regions of (1) |
| 5686375 |
Hydroprocessing catalyst and its use |
November 11, 1997 |
| A catalyst containing an overlayer of a catalytic promoter on a porous refractory support containing an underbedded Group VIII metal-containing component. The catalyst is prepared by sequential incorporation of the Group VIII metal followed by the additional catalytic promoter component, |
| 5494568 |
Hydrocarbon conversion process |
February 27, 1996 |
| A catalyst containing an overlayer of a catalytic promoter on a porous refractory support containing an underbedded Group VIII metal-containing component. The catalyst is prepared by sequential incorporation of the Group VIII metal followed by the additional catalytic promoter component, |
| 5389595 |
Hydroprocessing catalyst, its use, and method of preparation |
February 14, 1995 |
| A catalyst containing an overlayer of a catalytic promoter on a porous refractory support containing an underbedded Group VIII metal-containing component. The catalyst is prepared by sequential incorporation of the Group VIII metal followed by the additional catalytic promoter component, |
| 5324877 |
Alkylation and transalkylation processes using a hydrated catalyst |
June 28, 1994 |
| A composition useful for catalyzing alkylation and transalkylation reactions comprises a molecular sieve having alkylation and/or transalkylation activity, an inorganic refractory oxide component and greater than 3.5 weight percent water. Such a catalyst has been found to maintain a |
| 5240889 |
Hydrated alkylation catalyst |
August 31, 1993 |
| A composition useful for catalyzing alkylation and transalkylation reactions comprises a molecular sieve having alkylation and/or transalkylation activity, an inorganic refractory oxide component and greater than 3.5 weight percent water. Such a catalyst has been found to maintain a |
| 5157180 |
Alkylation and transalkylation processes |
October 20, 1992 |
| A process for producing an alkylated organic compound via alkylation and/or transalkylation in which an organic feedstock is contacted with an organic reactant in the presence of a catalyst under conditions such that components of the organic feedstock react with the organic reactant to |
| 5036033 |
Alkylation catalyst and processes for preparing |
July 30, 1991 |
| A composition useful for catalyzing alkylation and transalkylation reactions comprises a molecular sieve having alkylation and/or transalkylation activity, an inorganic refractory oxide component and greater than about 250 ppmw ammonium ions, calculated as (NH.sub.4).sub.2 O on a vol |
| 4923836 |
Ni/Cu absorbent/catalyst for desulfurization and isomerization of N-paraffins |
May 8, 1990 |
| A dual-function catalyst containing both Group VIII and Group IB metals which is effective for simultaneously absorbing sulfur and isomerizing a hydrocarbon feedstock. |
| 4923592 |
Nickel-containing hydrocracking catalyst and process |
May 8, 1990 |
| A process for producing a high octane gasoline from a hydrocarbon feedstock in which the feedstock is contacted in the presence of hydrogen under hydrocracking conditions, preferably ammonia-rich hydrocracking conditions, with a hydrocracking catalyst comprising at least one hydrogen |
| 4886935 |
Ni/Cu absorbent/catalyst for desulfurization and isomerization of n-paraffins |
December 12, 1989 |
| A hydrocarbon-containing feedstock is desulfurized so as to contain less than 5, and preferably less than 2 ppmw of sulfur, in the first stage of a two-stage process. In the second stage, the feedstock is contacted with an isomerization catalyst useful for promoting n-paraffin isomerizat |
| 4871445 |
Hydrocarbon conversion |
October 3, 1989 |
| A hydrocracking process, of especial use in producing high octane gasoline from gas oils and the like, comprises contacting a gas oil or other hydrocarbon feedstock under hydrocracking conditions with a novel catalyst comprising at least one niobium component and a support material c |
| 4867861 |
Process and catalyst for the dewaxing of shale oil |
September 19, 1989 |
| The pour point and/or cloud point of the lube fractions comprising a waxy hydrocarbon feedstock containing straight and branched chain paraffins is reduced by contacting the feedstock in a dewaxing zone, preferably in the presence of added hydrogen, with a dewaxing catalyst comprising (1 |
| 4857169 |
Hydrocracking process utilizing a catalyst having a reduced zeolite content |
August 15, 1989 |
| A catalyst composition composed of a porous, inorganic refractory oxide in intimate combination with between about 40 weight percent and about 70 weight percent of a crystalline aluminosilicate Y zeolite. The Y zeolite contains ion-exchanged Group VIII noble metal cations and preferably |
| 4844792 |
Hydroprocessing with a specific pore sized catalyst containing non-hydrolyzable halogen |
July 4, 1989 |
| A catalyst containing a non-hydrolyzable halogen component and an amorphous refractory oxide having controlled pore sizes is employed to hydroprocess a hydrocarbon oil. |
| 4827076 |
Desulfurization and isomerization of N-paraffins |
May 2, 1989 |
| A hydrocarbon-containing feedstock is desulfurized so as to contain less than 5, and preferably less than 2 ppmw of sulfur, in the first stage of a two-stage process. In the second stage, the feedstock is contacted with an isomerization catalyst useful for promoting n-paraffin isomerizat |
| 4816538 |
Nickel-containing hydrocracking catalyst |
March 28, 1989 |
| A process for producing a high octane gasoline from a hydrocarbon feedstock in which the feedstock is contacted in the presence of hydrogen under hydrocracking conditions, preferably ammonia-rich hydrocracking conditions, with a hydrocracking catalyst comprising at least one hydrogen |
| 4777157 |
Hydrocracking catalyst |
October 11, 1988 |
| A hydrocracking process, of especial use in producing high octane gasoline from gas oils and the like, comprises contacting a gas oil or other hydrocarbon feedstock under hydrocracking conditions with a novel catalyst comprising at least one niobium component and a support material c |
