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| Number | Title | Issue Date |
| 8183425 | Ionic liquid catalyst alkylation using split reactant streams Provided is a process for producing low volatility, high quality gasoline blending components from a number of isoparaffin feed streams, olefin feed streams, and ionic liquid catalyst streams. The process entails providing an isoparaffin feed stream comprising isopa... | 05/22/2012 |
| 8178739 | Tuning an oligomerizing step to produce a base oil with selected properties A process, comprising: a. selecting a kinematic viscosity; b. feeding an olefin feed comprising a propylene to an oligomerization zone; c. tuning an oligomerizing step to produce a base oil having ... | 05/15/2012 |
| 8177961 | Hydrocarbon conversion using molecular sieve SSZ-75 The present invention relates to new crystalline molecular sieve SSZ-75 prepared using a tetramethylene-1,4-bis-(N-methylpyrrolidinium) dication as a structure-directing agent, and its use in catalysts for hydrocarbon conversion reactions. ... | 05/15/2012 |
| 8175751 | Computer-implemented systems and methods for screening and predicting the performance of enhanced oil recovery and improved oil recovery methods Computer-implemented systems and methods are provided for screening among various EOR process for application to a reservoir. Also provided are computer-implemented systems and methods for screening the feasibility of a waterflood process for application in a reserv... | 05/08/2012 |
| 8173826 | Enrichment of monounsaturated acids/esters in vegetable oil—or animal fat-based feedstock using metal salts dissolved in ionic liquids In some embodiments, the present invention relates to an enrichment process that involves a separation and/or fractionation and/or enrichment of monounsaturated fatty acid/ester molecules from polyunsaturated fatty acid/ester molecules or, correspondingly, monounsat... | 05/08/2012 |
| 8173570 | Hydroconversion processes employing multi-metallic catalysts and method for making thereof A catalyst precursor composition and methods for making such catalyst precursor are disclosed. The catalyst precursor comprises at least a Promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof, at least one Group VIB metal... | 05/08/2012 |
| 8167281 | Liquid distribution in a distillation apparatus A tray deck with a distillation column includes a sump suspended from the tray deck for receiving a liquid mixture from the tray deck, at least one vapor opening for rising vapor through the tray deck and at least one vapor baffle for receiving vapor passing through... | 05/01/2012 |
| 8163808 | Acetylene enhanced conversion of syngas to Fischer-Tropsch hydrocarbon products A method is disclosed for converting syngas to Fischer-Tropsch (F-T) hydrocarbon products. A synthesis gas including carbon monoxide and hydrogen gas is provided to a F-T reactor. Also, acetylene is supplied to the F-T reactor. The ratio of the volume of acetylene t... | 04/24/2012 |
| 8163678 | Enhanced oil recovery surfactant formulation and method of making the same The present invention is directed to an enhanced oil recovery formulation which comprises: (a) an alkylaromatic sulfonate; (b) an isomerized olefin sulfonate (c) a solvent; (d) a p... | 04/24/2012 |
| 8163169 | Hydroconversion processes employing multi-metallic catalysts and method for making thereof A catalyst precursor composition and methods for making such a catalyst precursor are disclosed. The catalyst precursor comprises at least a promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof, having an oxidation state ... | 04/24/2012 |
| 8161993 | Subsea system and method for protecting equipment of a subsea system A subsea system comprises a wellbore within a reservoir, equipment downstream of the wellbore, and a barrier connected to the equipment. The equipment is rated for a maximum pressure that is less than a maximum reservoir pressure and equal to or greater than the max... | 04/24/2012 |
| 8155942 | System and method for efficient well placement optimization The disclosed methods, systems, and software are described for optimizing well placement in a reservoir field. A geological model of a reservoir field, a grid defining a plurality of cells, one or more wells to be located within the plurality of cells, and an object... | 04/10/2012 |
| 8147766 | Selective, integrated processing of bio-derived ester species to yield low molecular weight hydrocarbons and hydrogen for the production of biofuels The present invention relates to methods and systems for processing biomass to selectively yield a variety of hydrocarbon molecules and hydrogen as products, wherein some or all of these products can be further utilized for other biomass processing sub-processes, pa... | 04/03/2012 |
| 8147567 | Enhanced biodiesel fuel having improved low-temperature properties and methods of making same The present invention is generally directed to novel biodiesel fuel compositions having enhanced low-temperature properties. The present invention is additionally directed to methods (i.e., processes) for making such enhanced biodiesel fuels by improving the low-tem... | 04/03/2012 |
| 8143906 | Temperature and pressure transducer Methods for making and systems employing pressure and temperature sensors are described. Embodiments include a capacitive element including a first conductor plate and a second conductor plate. Each plate includes a conductor layer formed on a substrate. In a pressu... | 03/27/2012 |
| 8142757 | Method for making borosilicate ZSM-48 molecular sieves The present invention is directed to a borosilicate ZSM-48 molecular sieve having a mole ratio of between 40 and 400 of silicon oxide to boron oxide, synthesized using novel structure directing agents. Also disclosed are processes using a borosilicate ZSM-48 as a ca... | 03/27/2012 |
| 8142725 | Apparatus for producing alkylate gasoline and middle distillate An apparatus comprising: a) an alkylation reactor holding an ionic liquid catalyst and a reactant mixture, b) a means for measuring levels of a halide in an effluent from the alkylation reactor, and c) a control system that receives a signal in response to the measu... | 03/27/2012 |
| 8142647 | Adsorption of dibenzothiophenes from hydrocarbon and model diesel feeds A process for adsorbing aromatic sulfur compounds, where an adsorbent is contacted with a C6-C20 aromatic and/or aliphatic stream which comprises a solution of (i) at least one benzothiophene compound, (ii) a solvent which comprises at least on... | 03/27/2012 |
| 8142524 | Biodiesel-derived combustion improver The present invention is generally directed to novel fuel compositions and to methods (i.e., processes) for enhancing the combustion efficiency and/or other properties of diesel fuels, particularly wherein such diesel fuels are, or comprise, biodiesel, such biodiese... | 03/27/2012 |
| 8138369 | Removal of branched dibenzothiophenes from hydrocarbon mixtures via charge transfer complexes with a TAPA-functionalized adsorbent A process for producing an adsorbent where a metal oxide is reacted with an alkoxy silane to produce an epoxy-functionalized metal oxide. This product is reacted with an amino-substituted propionic acid and a nitro-substituted fluorenone, and this product is grafted... | 03/20/2012 |
| 8137531 | Integrated process for the production of lubricating base oils and liquid fuels from Fischer-Tropsch materials using split feed hydroprocessing An integrated process for producing liquid fuel and lubricating base oil from Fischer-Tropsch derived products which comprises (a) recovering separately from a Fischer-Tropsch synthesis reactor a Fischer-Tropsch wax and condensate; (b) hydroprocessing the wax and re... | 03/20/2012 |
| 8126647 | Lithofacies classification system and method A method of analyzing characteristics of a subterranean formation includes applying a wavelet transform to measured data or to derived data obtained from the measured data, the measured data obtained by measuring a physical property at each of a plurality of positio... | 02/28/2012 |
| 8124823 | Process for producing a jet fuel having a high NMR branching index A process for producing a jet fuel, comprising contacting an olefin and an isoparaffin with an unsupported catalyst system comprising an ionic liquid catalyst and a halide containing additive in an alkylation zone under alkylation conditions to make an alkylate prod... | 02/28/2012 |
| 8124821 | Oligomerization of propylene to produce base oil products using ionic liquids-based catalysis We provide a process, comprising: a. oligomerizing propylene in ionic liquid; b. optionally alkylating the oligomer; to make a base oil having: i. a kinematic viscosity at 100° C. of 2... | 02/28/2012 |
| 8124572 | Production of biofuels and biolubricants from a common feedstock The present invention is directed to methods and systems for processing triglyceride-containing, biologically-derived oils, wherein such processing comprises conversion of triglycerides to free fatty acids and the separation of these fatty acids by saturation type. ... | 02/28/2012 |
| 8119851 | Process to make base oil from fischer-tropsch condensate A process for making a base oil, comprising: selecting a feed from a Fischer-Tropsch condensate; oligomerizing the feed in an ionic liquid; and0 alkylating the oligomer in the presence of an isoparaffin, in an ionic liquid alkylation zone, to form a product having: ... | 02/21/2012 |
| 8116167 | Method and system for generating a beam of acoustic energy from a borehole, and applications thereof A compact array of transducers is employed as a downhole instrument for acoustic investigation of the surrounding rock formation. The array is operable to generate simultaneously a first acoustic beam signal at a first frequency and a second acoustic beam signal at ... | 02/14/2012 |
| 8114802 | Heavy oil upgrade process including recovery of spent catalyst A process to upgrade heavy oil and convert the heavy oil into lower boiling hydrocarbon products is provided. The process employs a catalyst slurry comprising catalyst particles with an average particle size ranging from 1 to 20 microns. In the upgrade process, spen... | 02/14/2012 |
| 8106791 | System and method for receiving and decoding electromagnetic transmissions within a well Exemplary systems and methods are directed to transmission of electromagnetic (EM) pulses in a downhole environment, which is located below a surface of a landform. A sequence of EM energy pulses is generated from a signal generator located at the surface of the lan... | 01/31/2012 |
| 8105481 | Reduction of organic halide contamination in hydrocarbon products A method for reducing halide concentration in a hydrocarbon product having an organic halide content from 50 to 4000 ppm which is made by a hydrocarbon conversion process using an ionic liquid catalyst comprising a halogen-containing acidic ionic liquid comprising c... | 01/31/2012 |
| 8104536 | Kerogen extraction from subterranean oil shale resources The present invention is directed to methods for extracting a kerogen-based product from subsurface (oil) shale formations, wherein such methods rely on fracturing and/or rubblizing portions of said formations so as to enhance their fluid permeability, and wherein s... | 01/31/2012 |
| 8103556 | Apparatus and method for selling greenhouse gas emission reduction credits The instant invention pertains to an apparatus and method to offset greenhouse gas emissions by offering to sell and/or selling emission reduction credits. The apparatus and method may be employed during a consumer transaction for the transfer of fuel. The apparatus... | 01/24/2012 |
| 8101811 | Process for isomerizing a hydrocarbonaceous feedstock using aluminosilicate ZSM-12 An aluminosilicate ZSM-12 may be prepared de novo in a small crystalline form from a reaction mixture containing a source of silica and a source of alumina A small crystalline form of aluminosilicate ZSM-12 may also be prepared from a small crystalline form of boros... | 01/24/2012 |
| 8101809 | Base oil composition comprising oligomerized olefins Provided is a base oil, comprising one or more oligomerized olefins, wherein the base oil has: (d) a kinematic viscosity at 100° C. grater than 2.9 mm2/s; (e) a viscosity index from 25 to 90; and (f) a cloud point less than −55° C. Provided is a base ... | 01/24/2012 |
| 8100179 | Production and delivery of a fluid mixture to an annular volume of a wellbore The methods described herein generally relate to preparing and delivering a fluid mixture to a confined volume, specifically an annular volume located between two concentrically oriented casing strings within a hydrocarbon fluid producing well. The fluid mixtures di... | 01/24/2012 |
| 8097740 | Isolation and subsequent utilization of saturated fatty acids and α-olefins in the production of ester-based biolubricants The present invention is generally directed to the synthesis and/or manufacture of ester-based lubricant compositions. The present invention is also directed to methods of making these and other similar lubricant compositions, and to systems for implementing such me... | 01/17/2012 |
| 8095316 | Well log normalization A method of normalizing well log data relating to geology of a subsurface region includes identifying a pair of markers defining a zone on each well log, determining a statistic for a property within the zone for each well log, fitting a smooth function to the stati... | 01/10/2012 |
| 8093188 | Ashless hydraulic fluid or paper machine oil An ashless lubricating oil, comprising a base oil having a viscosity index greater than 150, wherein the base oil is made from a blend of petroleum-based wax and Fischer-Tropsch derived wax. ... | 01/10/2012 |
| 8088961 | Process for preparing a pour point depressing lubricant base oil component from waste plastic and use thereof A process for making a pour point depressing lubricant base oil blending component comprises: pyrolyzing a plastics feed comprising polyethylene in a pyrolysis zone at a temperature in the range of about 450° C. to about 700° C. and a residence time in the range o... | 01/03/2012 |
| 8088338 | System and apparatus for ionic liquid catalyst regeneration Disclosed are a system and an apparatus for regenerating an ionic liquid catalyst, which has been deactivated by conjunct polymers during any type of reaction producing conjunct polymers as a by-product, for example, isoparaffin-olefin alkylation. The system and app... | 01/03/2012 |
