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Chevron U.S.A. Inc. Patents
Assignee:
Chevron U.S.A. Inc.
Address:
San Ramon, CA
No. of patents:
897
Patents:


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Patent Number Title Of Patent Date Issued
D650283 Bottle December 13, 2011
D613172 Bottle April 6, 2010
D608208 Container January 19, 2010
D577588 Container September 30, 2008
D398240 Combined bottle and cap September 15, 1998
D381783 Windshield service and trash valet July 29, 1997
D365521 Oil container December 26, 1995
8589809 Methods and systems for conducting a meeting in a virtual environment November 19, 2013
Systems and methods of conducting a meeting between a plurality of people in a virtual environment are provided. A display associated with each of the plurality of people outputs a virtual conference room that includes an avatar associated with each of the plurality of people, and a virt
8586812 Ionic liquid catalyzed olefin oligomerization for distillate production November 19, 2013
Processes for upgrading condensate in a first hydrocarbon stream to provide distillate material may involve ionic liquid catalyzed olefin oligomerization of olefins in the first hydrocarbon stream to provide a first distillate enriched stream, dechlorination of the first distillate e
8586806 Fuel and base oil blendstocks from a single feedstock November 19, 2013
A method comprising providing a fatty acyl mixture comprising: (i) a C.sub.10-C.sub.16 acyl carbon atom chain content of at least 30 wt. % wherein at least 80% of the C.sub.10-C.sub.16 acyl carbon atom chains are saturated; and (ii) a C.sub.18-C.sub.22 acyl carbon atom chain content of
8586805 Fuel and base oil blendstocks from a single feedstock November 19, 2013
A method comprising the steps of providing a fatty acyl mixture comprising: (i) a C.sub.10-C.sub.16 acyl carbon atom chain content of at least 30 wt. % wherein at least 80% of the C.sub.10-C.sub.16 acyl carbon atom chains are saturated; and (ii) a C.sub.18-C.sub.22 acyl carbon atom c
8586519 Multi-grade engine oil formulations comprising a bio-derived ester component November 19, 2013
The present invention is generally directed to the present invention provides for multi-grade engine oil formulations comprising a diester component, wherein the diester component comprises vicinal diester species, and wherein at least a portion of said diester component is bio-deriv
8586500 Hydroconversion multi-metallic catalyst and method for making thereof November 19, 2013
In a process for forming a bulk hydroprocessing catalyst by sulfiding a catalyst precursor made in a co-precipitation reaction, up to 60% of the metal precursor feeds do not react to form catalyst precursor and end up in the supernatant. In the present disclosure, the metals can be r
8585919 Refrigeration oil from gas-to-liquid derived and bio-derived diesters November 19, 2013
The present invention is directed to a refrigerator oil composition comprising (a) at least one diester species having the following structure: ##STR00001## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are the same or independently selected from hydrocarbon groups having fr
8584338 Solar module array pre-assembly method November 19, 2013
The present invention is directed to an apparatus for pre-assembly of an electrically connected array of solar panels for a solar canopy including a substantially planar base member for resting on a horizontal surface; a substantially planar support member; a track member disposed proxim
8580717 Process for making an overbased, sulfurized salt of an alkylated hydroxyaromatic compound November 12, 2013
An overbased, sulfurized salt of at least one alkylated hydroxyaromatic compound, wherein the alkyl substituent of the hydroxyaromatic compound is a residue of at least one isomerized olefin having from about 15 to about 99 wt. % branching is disclosed. The overbased, sulfurized salt of
8580228 Treatment of cold start engine exhaust November 12, 2013
The present invention relates to a process for reducing cold start emissions in an exhaust gas stream (such as from an internal combustion engine) by contacting the exhaust stream with a combination of molecular sieves comprising (1) a small pore crystalline molecular sieve or mixture
8576661 Device and method for imaging of non-linear and linear properties of formations surrounding a bo November 5, 2013
In some aspects of the disclosure, a method and an apparatus is disclosed for investigating material surrounding the borehole. The method includes generating a first low frequency acoustic wave within the borehole, wherein the first low frequency acoustic wave induces a linear and a
8575936 Packer fluid and system and method for remote sensing November 5, 2013
A system, method and device for interrogating a downhole environment in a borehole beneath a surface includes a source of electromagnetic energy operable to transmit an electromagnetic signal in the borehole, a sensor module, including a passive resonating circuit including a crystal
8575081 Synthesis of diester-based biolubricants from epoxides November 5, 2013
The present invention is generally directed to methods of making diester-based lubricant compositions, wherein formation of diester species proceeds via direct esterification of epoxide intermediates. In some embodiments, the methods for making such diester-based lubricants utilize a
8575062 Hydroconversion multi-metallic catalyst and method for making thereof November 5, 2013
In a process for forming a bulk hydroprocessing catalyst by sulfiding a catalyst precursor in a co-precipitation reaction, up to 60% of the metal precursor feeds do not react to form catalyst precursor and stay in the supernatant. In one embodiment, at least a precipitant is added to the
8575061 Hydroconversion multi-metallic catalyst and method for making thereof November 5, 2013
In a process for forming a bulk hydroprocessing catalyst by sulfiding a catalyst precursor made in a co-precipitation reaction, up to 60% of metal ions in at least one of the metal precursor feeds do not react to form catalyst precursor and end up in the supernatant as metal residuals.
8574350 Water separation systems and methods November 5, 2013
A water separation system and method for treating multiphase hydrocarbon production streams is disclosed. The system may be employed to separate gas from the production stream, and then separate the liquid stream into its oil component and water component. A gas/liquid separator may be
8573299 Non-ionic alkali polymer solutions for enhanced oil recovery in a subterranean formation November 5, 2013
A method for enhancing oil recovery is disclosed. The method includes providing a subsurface reservoir containing hydrocarbons therewithin and a wellbore in fluid communication with the subsurface reservoir. A solution for injection into the reservoir is formed by mixing a compositio
8569040 Nitrate and carbonate concentration for high glucose content in microalgae October 29, 2013
The present invention pertains to compositions and methods for more efficiently and effectively growing microalgae suitable for biofuel production. In one aspect, the invention pertains to a composition comprising microalgae and a suitable growth medium. The suitable growth medium co
8568515 Water separation systems and methods October 29, 2013
A water separation system and method for treating multiphase hydrocarbon production streams is disclosed. The system may be employed to separate gas from the production stream, and then separate the liquid stream into its oil component and water component. A gas/liquid separator may be
8567495 System and method for detecting pressure in a subterranean environment October 29, 2013
A sensor is configured to sense pressure in an isolated or subterranean environment. The sensor is configured to act as a capacitor with a capacitance that varies as a function of pressure. The sensor has a robust design with minimal moving parts, and in which any parts that do move
8566376 System and method for data compression using a field programmable gate array October 22, 2013
A system and method for compressing and/or decompressing data uses a field programmable gate array (FPGA). In an embodiment, the method includes receiving data at the FPGA device, filtering the received data in a first dimension using a first logic structure of the FPGA device, stori
8563456 Hydrodemetallization catalyst and process October 22, 2013
This invention is directed to hydrodemetallization catalysts and hydrodemetallization processes employing a magnesium aluminosilicate clay. The magnesium aluminosilicate clay has a characteristic .sup.29Si NMR spectrum. The magnesium aluminosilicate clay is the product of a series of
8562819 Process to manufacture a base stock and a base oil manufacturing plant October 22, 2013
We provide a process to manufacture a base stock, comprising hydrocracking, separating, and dewaxing, wherein the base stock has a ratio of Noack volatility to CCS VIS at -25.degree. C. multiplied by 100 from 0.15 to 0.40. We also provide a base stock made by a process, and a base oi
8561695 Apparatus and method for testing solids production in a wellbore October 22, 2013
An apparatus and method is disclosed for conducting a fluid and solids production test in a subterranean well. A testing apparatus may be inserted into a wellbore. The apparatus may employ a tubular housing with entry port(s) through the housing. An inner assembly may be positioned w
8301429 Iterative multi-scale method for flow in porous media October 30, 2012
Computer-implemented iterative multi-scale methods and systems are provided for handling simulation of complex, highly anisotropic, heterogeneous domains. A system and method can be configured to achieve simulation of structures where accurate localization assumptions do not exist. T
8301385 Shot gather data beamer and debeamer October 30, 2012
Beamed data can be obtained from shot gather data, and debeamed data can be obtained from beamed data. Shot gather data for a geophysical volume of interest in a first domain and/or beamed data in a third domain may be received. The first domain has a component relating to seismic wave
8300369 System and method for polyphase ground-fault circuit-interrupters October 30, 2012
A ground-fault circuit-interrupter (GFCI) system is provided that provides reliable and timely tripping of faulted circuits while minimizing so-called "nuisance" tripping. The GFCI includes a voltage unbalance detection device coupled to the main bus circuit for detecting a voltage u
8299311 Process for reacting iso-pentane October 30, 2012
A process for reacting an iso-pentane with an olefinic feedstock, comprising: a) partially converting one or more olefins in the olefinic feedstock with an ionic liquid catalyst to make a converted olefinic feedstock, wherein linear internal olefins remain unconverted; and b) alkylat
8298511 Method for preparing CHA-type molecular sieves using novel structure directing agents October 30, 2012
The present invention is directed to a process for preparing CHA-type molecular sieves using at least one cationic 1,4-diazabicyclo[2.2.2]octane-based structure directing agent in conjunction with at least one cationic cyclic nitrogen-containing structure directing agent.
8297368 Systems and methods for initiating annular obstruction in a subsurface well October 30, 2012
The present invention is directed to systems and methods for initiating annular obstructions in wells used in, or in support of, enhanced oil recovery operations--particularly enhanced oil recovery (EOR) efforts involving steam injection (e.g., steam flooding). In at least some insta
8297356 Method and system for producing hydrocarbons from a hydrate reservoir using a sweep gas October 30, 2012
The present invention relates to a method and system for producing hydrocarbons from a hydrocarbon containing hydrate reservoir. The method includes providing at least one producer well in fluid communication with a producing facility and with a hydrocarbon containing hydrate reservoir.
8296100 System and method for well surveillance and management October 23, 2012
A method and system is provided for managing well assets. The method includes the steps of determining "first tier" statuses corresponding to pre-defined well attributes, mapping the first tier statuses to one or more well performance classifications, determining "second tier" statuses
8293962 Process for producing a gasoline blending component and a middle distillate by adjusting a level October 23, 2012
A process for producing a gasoline blending component and a middle distillate, comprising adjusting a level of a halide containing additive provided to an ionic liquid alkylation reactor to shift selectivity towards heavier products, and recovering a low volatility gasoline blending
8288601 Process for reacting an iso-alkane to produce a high boiling product and an alkylate gasoline bl October 16, 2012
A process for reacting an iso-alkane, comprising: a) partially converting one or more olefins in an olefinic feedstock to make a converted olefinic feedstock, wherein the converting is different from isomerization; b) isolating from the converted olefinic feedstock: i. an enriched feed
8286678 Process, apparatus and vessel for transferring fluids between two structures October 16, 2012
A process and apparatus are provided for transferring fluids such as, for example, liquefied natural gas between a source structure such as a floating storage vessel and a receiving structure such as a floating transport vessel utilizing a controllable deployment system to deploy a f
8281056 System and method of processing data on a peripheral device configured to communicate with a hos October 2, 2012
A system and method for processing data on a peripheral device that is operatively coupled to a host computing system via a peripheral bus. The compression of input data transmitted to the peripheral device and/or the size of the storage provided on the peripheral device may enhance the
8279707 Fusing geophysical data representing a geophysical space October 2, 2012
Geophysical data representing at least first and second overlapping geophysical spaces may be aggregated. A first set of geophysical data representing the first geophysical space and a second set of geophysical data representing the second geophysical space may be obtained. The secon
8275550 Method for target-oriented reverse time migration for prestack depth imaging September 25, 2012
A method and system for target-oriented reverse time migration for prestack depth imaging. One embodiment of the present invention includes determining an acquisition area within an earth model and also determining a reference surface near a target in the subsurface region of interes
8271249 Methods for performing simulation of surfactant flooding of a hydrocarbon reservoir September 18, 2012
The present invention performs numerical simulation of surfactant flooding during enhanced oil recovery of a given hydrocarbon reservoir. The present invention utilizes an improved method for determining relative permeability while maintaining physical consistency when the phase beha
8271246 System and method for minimizing lost circulation September 18, 2012
A system and method is provided for minimizing lost circulation associated with the operation of a subterranean reservoir. The system includes one or more sources, such as earth modeling and fracture analysis tools, for providing data representative of a fracture formation in the res
8268187 Refrigeration oil from gas-to-liquid-derived and bio-derived diesters September 18, 2012
The present invention is directed to a refrigerator oil composition comprising (a) at least one diester species having the following structure: ##STR00001## wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are the same or independently selected from hydrocarbon groups having fr
8263523 Preparation of cobalt-ruthenium/zeolite Fischer-Tropsch catalysts September 11, 2012
A method for forming a cobalt-containing Fischer-Tropsch catalyst involves precipitating a cobalt oxy-hydroxycarbonate species by turbulent mixing, during which a basic solution collides with an acidic solution comprising cobalt. The method further involves depositing the cobalt oxy-
8261607 System and method for sensing pressure using an inductive element September 11, 2012
Exemplary systems and method are directed to a sensing device, and to a pressure sensing system and method. An exemplary method includes supplying electromagnetic energy to a transducer which is configured to reflect the electromagnetic energy at a ring frequency determined by an ind
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