|| List of recent Hydrocarbon-related patents
| Hybrid membrane system for gas streams with condensable hydrocarbons|
A gaseous component is extracted non-cryogenically from a feed gas containing condensable hydrocarbons. The feed gas is passed first through a module containing polymeric fibers useful for removing water vapor from the gas.
| Sand separator|
An apparatus and method for separating a natural gas production stream from hydrocarbon well operations into a gas component and a sand and liquid component is described. More specifically, a sand separator comprising a cylindrical body, a production stream inlet port, a gas outlet port and a solid and liquid drain port is described.
| Process and rotary machine type reactor|
A rotary machine type shock wave reactor suitable for thermal cracking of hydrocarbon-containing materials includes a casing, a rotor whose periphery contains an axial-flow blade cascade, and a directing rim, provided with at least two stationary vane cascades, adjoining an axial-flow rotor cascade, wherein the casing substantially encloses the periphery of the rotor and the directing rim. The cascades are configured to direct feedstock containing process stream to repeatedly pass the cascades in a helical trajectory while propagating within the duct between the inlet and exit and to generate stationary shock-waves to heat the feedstock.
| Method and apparatus for reducing an aromatic concentration in a hydrocarbon stream|
Methods and apparatuses for reducing an aromatic concentration in a hydrocarbon stream are provided. In an embodiment, a method for reducing an aromatic concentration in a hydrocarbon stream includes saturating aromatics in the hydrocarbon stream to form a low aromatic hydrocarbon stream comprising no more than about 2 weight percent (wt %) aromatics.
| Process for producing biohydrocarbons|
B) cracking the hydrocarbons obtained in step a) by thermal cracking, catalytic cracking or hydrocracking to form the biohydrocarbons.. .
| Method for the alkylation of residual hydrocarbons obtained from pyrolytic processes|
The invention relates to a method for the alkylation of residual hydrocarbons obtained from pyrolytic processes, in particular processes for the obtaining of synthesis gas from wet crushed coal, essentially alkene- and alkane-type waste products, in order the exploit the energy thereof in the form of alkenes, alkanes and alcohols having a high energy content. The method is essentially characterised in that the waste products obtained from the synthesis gas formation are subject to a subsequent treatment in order to transform them into other branched alkane-type products and alcoholic compounds, recovering the hydrogen and water produced in said reactions, that remain available for their subsequent use as fuel in other chemical processing plants, or to be fed back to the gasification-pyrolysis process itself, to enrich the synthesis gas obtained..
| Preparation method of 1-palmitoyl-3-acetylglycerol, and preparation method of 1-palmitoyl-2-linoleoyl-3-acetylglycerol using same|
Disclosed are a method for preparing 1-palmitoyl-3-acetylglycerol in high purity and high yield without a purification process using a column chromatography, and a method for preparing 1-palmitoyl-2-linoleoyl-3-acetylglycerol in high purity and high yield using the same as a key intermediate. The method for preparing 1-palmitoyl-3-acetyl glycerol comprises the steps of: forming a reaction mixture including 1-palmitoyl-3-acetyl glycerol of the formula 1 in the specification by reacting 1-palmitoylglycerol of the formula 2 in the specification and an acetylating agent; and separating the optically active 1-palmitoyl-3-acetylglycerol by crystallizing the reaction mixture in a saturated hydrocarbon solvent having 5 to 7 carbon atoms..
| Use of renewable oil in hydrotreatment process|
The use of bio oil from at least one renewable source in a hydrotreatment process, in which process hydrocarbons are formed from said glyceride oil in a catalytic reaction, and the iron content of said bio oil is less than 1 w-ppm calculated as elemental iron. A bio oil intermediate including bio oil from at least one renewable source and the iron content of said bio oil is less than 1 w-ppm calculated as elemental iron..
| Catalyst components for the polymerization of olefins|
R to r4 groups, equal to or different from each other, are hydrogen, halogen or c1-c15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, p, s, n and si, which may be linked to form a saturated or unsaturated mono or polycycle and r5 groups are selected from c1-c15 hydrocarbon groups optionally containing an heteroatom selected from halogen, p, s, n and si.. .
| Catalyst components for the polymerization of olefins|
R to r12 groups, equal to or different from each other, are hydrogen, halogen or c1-c15 hydrocarbon groups, optionally containing an heteroatom selected from halogen, p, s, n and si, with the proviso that r groups cannot be hydrogen and that the carboxylate groups are in trans configuration with respect to each other.. .
| Method for producing water absorbent resin particles|
There is disclosed a method for producing water-absorbent resin particles, comprising a polymerization step that includes mixing an oily liquid comprising a hydrocarbon dispersing medium and a surfactant, and an aqueous liquid comprising an aqueous solvent and a water-soluble ethylenically unsaturated monomer, forming a suspension comprising an oily liquid and an aqueous liquid dispersed in the oily liquid, and polymerizing the water-soluble ethylenically unsaturated monomer in the suspension. The hlb of the surfactant is 6 or greater, and the temperature of the suspension is kept at 35° c.
| (meth)acryloyl-terminated polyisobutylene polymer, method for producing the same, and active energy ray-curable composition|
The purpose of the present invention is to provide a polymer having a low halogen atom content remaining in the polymer, a simple production method thereof, an active energy ray-curable composition that can be rapidly cured by an irradiation of a small amount of light, and a cured product thereof. These purpose can be achieved by an active energy ray-curable composition, including a polyisobutylene polymer (a) represented by the following general formula (1) (wherein r1 represents a monovalent or polyvalent aromatic hydrocarbon group, or a monovalent or a polyvalent aliphatic hydrocarbon group; a represents a polyisobutylene polymer; r2 represents a divalent saturated hydrocarbon group having 2-6 carbon atoms, which contains no hetero atoms; r3 and r4 each represent hydrogen, a monovalent hydrocarbon group having 1-20 carbon atoms, or an alkoxy group having 1-20 carbon atoms; r5 represents hydrogen or a methyl group; and n denotes a natural number), and an active energy ray polymerization initiator (b)..
| Biological method for preventing rancidity, spoilage and instability of hydrocarbon and water emulsions and also increase the lubricity of the same|
A method for preventing degradation of physical and chemical properties, and for increasing lubricity, of a hydrocarbon and water emulsion, comprising adding to the emulsion an effective amount of at least one copper salt of a carboxylic acid for enabling at least one bacterium species from pseudomonas genus to become dominant in the emulsion.. .
| Nanoporous detectors of monocyclic aromatic compounds and other pollutants|
Porous sol-gel material essentially consisting of units of one or more first polyalkoxysilanes chosen from the following compounds: (chloromethyl)triethoxysilane; 1,3-dimethyltetramethoxydisiloxane; ethyltrimethoxysilane; triethoxy(ethyl)silane; triethoxymethylsilane; triethoxy(vinyl)silane; trimethoxymethylsilane; trimethoxy(vinyl)silane; tetraethoxysilane or tetramethoxysilane (tmos) and of units of one or more second polyalkoxysilanes chosen from the following compounds: (n-(3-(trimethoxysilyl)propyl)ethylenediamine; 3-aminopropyltriethoxysilane (aptes) and 3-aminopropyltrimethoxysilane, in a first polyalkoxysilane/second polyalkoxysilane molar ratio of 1/0.01 to 1/1, optionally comprising a probe molecule, method of preparation and applications in the trapping of monocyclic aromatic hydrocarbons and other pollutants or in their detection.. .
| Method for producing renewable fuels|
According to the present invention, organic material is converted to biogas through anaerobic digestion and the biogas is purified to yield a combustible fluid feedstock comprising methane. A fuel production facility utilizes or arranges to utilize combustible fluid feedstock to generate renewable hydrogen that is used to hydrogenate crude oil derived hydrocarbons in a process to make transportation or heating fuel.
| I-line photoresist composition and method for forming fine pattern using same|
An i-line photoresist composition, having excellent thermal stability at high temperature of 200-250° c., by which fine photoresist patterns form using an acid diffusion layer and a method for forming a fine pattern using the same, comprising: a polymer containing 1-99 mol % of repeating unit selected from a group consisting of 1-99 mol % of repeating unit represented by formula 1, repeating unit represented by formula 2, repeating unit represented by formula 3 and mixture thereof; a photo active compound containing at least two diazonaphtoquinone (dnq) groups; and an organic solvent. Formulas 1-3 are located in the specification.
| Monomer, polymer, resist composition, and patterning process|
A polymer for resist use is obtainable from a monomer having formula (1) wherein r1 is h, ch3 or cf3, r2 and r3 are a monovalent hydrocarbon group, r4 to r9 are hydrogen or a monovalent hydrocarbon group, r10 is a monovalent hydrocarbon group or fluorinated hydrocarbon group, a1 is a divalent hydrocarbon group, k1 is 0 or 1, and n1a is 0, 1 or 2. A resist composition comprising the polymer displays a high dissolution contrast during organic solvent development..
| Systems and processes for operating fuel cell systems|
Processes and systems for operating molten carbonate fuel cell systems are described herein. A process for operating a molten carbonate fuel cell system includes providing a hydrogen-containing stream comprising molecular hydrogen to an anode portion of a molten carbonate fuel cell; controlling a flow rate of the hydrogen-containing stream to the anode such that molecular hydrogen utilization in the anode is less than 50%; mixing anode exhaust comprising molecular hydrogen from the molten carbonate fuel cell with a hydrocarbon stream comprising hydrocarbons, contacting at least a portion of the mixture of anode exhaust and the hydrocarbon stream with a catalyst to produce a steam reforming feed; separating at least a portion of molecular hydrogen from the steam reforming feed; and providing at least a portion of the separated molecular hydrogen to the molten carbonate fuel cell anode..
| Curable resin composition and method for manufacturing cured product using the same|
Wherein r1 represents a hydrocarbon group having 2 to 20 carbon atoms.. .
| Novel anti-hcv agent|
Provided is a novel anti-hcv agent including as an active ingredient a peroxide derivative represented by the general formula (i). In the general formula (i), c represents an alicyclic hydrocarbon ring group which may be substituted, n represents an integer of from 1 to 6, and r represents a hydrogen atom or a hydroxyalkyl group.
| Oxidation catalyst for a combustion engine|
An oxidation catalyst for treating an exhaust gas produced by a combustion engine, wherein the oxidation catalyst comprises a substrate and a catalyst layer, wherein the catalyst layer comprises: a first support material; a first noble metal; and a second noble metal; wherein the catalyst layer is disposed on a surface of the substrate, and the catalyst layer has a non-uniform distribution of the first noble metal in a direction perpendicular to the surface of the substrate. The oxidation catalyst can be used to oxidise carbon monoxide (co), hydrocarbons (hcs) and also oxides of nitrogen (nox) in such an exhaust gas..
| System for blending synthetic and natural crude oils derived from offshore produced fluids|
A process and system are described for the processing of gas associated with crude oil production, i.e. Associated gas.
| Rare-earth permanent magnet and method for manufacturing rare-earth permanent magnet|
There are provided a rare-earth permanent magnet and a manufacturing method of the rare-earth permanent magnet with improved magnetic performance which is achieved through milling-ability-improved fine wet-milling step. In the method, coarsely milled magnet material is finely wet-milled in an organic solvent together with an organometallic compound expressed with a structural formula of m-(or)x (m including at least one of nd, al, cu, ag, dy, tb, v, mo, zr, ta, ti, w, and nb, r representing a substituent group consisting of a straight-chain or branched-chain hydrocarbon with carbon chain length of 2-16, and x representing an arbitrary integer) to obtain magnet powder and to make the organometallic compound adhere to particle surfaces of the magnet powder.
| Fixing member, fixing device, and image forming apparatus|
A fixing member used for fixing toner includes a base, an elastic layer provided on an outer circumference of the base, and a release layer provided on an outer circumference of the elastic layer. The elastic layer includes silicone rubber, carbon fibers, saturated hydrocarbon having a liquid form at room temperature, and hole portions..
| Electrophoretic particle, electrophoretic particle dispersion liquid, display medium, and display device|
Wherein in formula (i), ra represents a hydrogen atom or a methyl group, x represents a substituted or unsubstituted divalent hydrocarbon group, y represents a substituted or unsubstituted divalent hydrocarbon group, and z represents a hydrogen atom, or a substituted or unsubstituted monovalent hydrocarbon group.. .
| Apparatus and method for hydrocarbon pyrolysis|
The present invention discloses a pyrolysis unit that operates using a plasma pyrolysis reactor. Hydrocarbon material that is to be converted to syngas can be in gas, liquid and/or solid form including a slurry of very small powder particles.
| Method for sealing a fuel tank|
A method for making a structural element comprising a panel in composite material with fiber reinforcement in an organic matrix obtained by laying up and curing. The panel comprises a side likely to be exposed to contact with hydrocarbons.
| Processing a hydrocarbon stream using supercritical water|
A bitumen stream is upgraded by heating to near-critical or super-critical conditions in the stream. The bitumen stream may be from a water-based extraction process, an in situ bitumen recovery process, or a solvent-based bitumen extraction process.
| Process for the recovery of bitumen from an oil sand|
The present invention relates to a process for the recovery of bitumen from an oil sand comprising the following phases in succession: (a) mixing an oil sand with a diluent capable of reducing the viscosity and density of the bitumen contained in said oil sand, obtaining a first mixture (slurry) comprising diluted bitumen; (b) mixing said slurry with a basic aqueous solution (bas) possibly containing salts to increase its ionic strength, capable of removing said diluted bitumen from said oil sand containing it, obtaining a second mixture (bas-slurry) which can be separated into (i) a liquid phase comprising said diluted bitumen, a fraction of oil sand free of the bitumen removed and water; (ii) a sediment comprising the remaining fraction of said oil sand free of the bitumen removed, water and residual hydrocarbons which can be eliminated by subsequent washings; (c) separating a liquid phase comprising said diluted bitumen removed, from said bas-slurry mixture; (d) recovering, from said liquid phase separated in phase (c), the removed diluted bitumen contained therein.. .
| Deasphalting process for production of feedstocks for dual applications|
The invention concerns with improved and more flexible deasphalting process for production of lube oil base stock as well as feed stock for secondary processes depending on requirement from heavy residual hydrocarbon oil containing saturates, aromatics, resins and asphaltenes etc by contacting the oil with a solvent comprising of hydrocarbon containing two to six carbon atoms, preferably lpg having c3-c4 hydrocarbons and mixture thereof at predetermined deasphalting conditions wherein the yield of deasphalted oil including its quality is controlled by varying the deasphalting conditions including the operating temperature. The yield variations of 15 to 60 wt % is achieved by swinging the temperature by about 10-20° c.
| Method and system for removing hydrogen sulfide from sour oil and sour water|
Embodiments of the present invention are generally related to a system and method to remove hydrogen sulfide from sour water and sour oil. In particular, hydrogen sulfide is removed from sour water and sour oil without the need for special chemicals, such as catalyst chemicals, scavenger chemicals, hydrocarbon sources, or a large scale facility.
| Reconfiguration of recirculation stream in upgrading heavy oil|
Methods for hydroprocessing heavy oil feedstocks are disclosed. A heavy oil feedstock, a hydrogen-containing gas, and a slurry catalyst are passed through a plurality of upflow reactors operating under hydrocracking conditions to convert at least a portion of the heavy oil feedstock to lower boiling hydrocarbons, forming upgraded products.
| Downhole steam generator and method of use|
A downhole steam generation system may include a burner head assembly, a liner assembly, a vaporization sleeve, and a support sleeve. The burner head assembly may include a sudden expansion region with one or more injectors.
| Testing while fracturing while drilling|
A drilling procedure is operated such that a formation around the wellbore being drilled is fractured and then reservoir fluids from a hydrocarbon reservoir contained in the formation are flowed into the wellbore where the flow of the reservoir fluids is tested. Production predictions for the wellbore are processed from the measurements made on the flow of reservoir fluids and decisions regarding further drilling operations are made based upon the reservoir fluid measurements.
| Threaded tubular component and resulting connection|
A threaded tubular component configured for drilling or working hydrocarbon wells, the tubular component including, at one of its ends, a threaded zone formed on its external or internal peripheral surface depending on whether the threaded end is male or female in type. The end portion is at least partially coated with a dry film, including a thermoplastic or thermoset matrix including microcapsules filled with compounds in liquid form..
| Well shut in device|
An arrangement for extraction of hydrocarbons includes a flow conduit that leads from a subsurface region to an above-surface region. A normally-closed shut-in valve is located in the subsurface region of the flow conduit.
| Hot melt adhesive comprising cyanoacrylate curing compounds|
A curable adhesive composition comprising (i) 10 to 80 wt-% of a derivatives of cyanoacrylic esters, cyanopentadienoate esters, methyliden malonate esters (ii) 15 to 50 wt-% non-reactive (co)polymer(s) based on unsaturated monomers selected from vinyl esters or alkyl(meth)acrylates, iii) hydrocarbon resins and optionally iv) additives.. .
| Method and system for the in-situ removal of carbonaceous deposits from heat exchanger tube bundles|
The present invention comprises a method and system for the in-situ cleaning of a heat exchanger tube bundle of carbonaceous deposits. Using the method and system, an organic solvent is brought into fluid communication with one or more heat exchanger tube bundles in a closed system.
| Spark-ignition engine|
A spark-ignition engine capable of reducing the content of hydrocarbon in exhaust gas is provided. When viewed from a direction parallel to a cylinder center axis, given a central virtual line passing a squish area maximum-width section and the center of a combustion chamber recessed section, and one area a and the other area b divided by the central virtual line, an intake valve port or an exhaust valve port is opened in one area of any opposed section of opposed sections of the combustion chamber recessed section.
| Rim fire sparking gasket|
The sparking gasket amalgamates two traditional parts of the internal combustion engine into one unit by replacing the spark plug with electrode circuitry embedded into the gasket material. This system provides reduced hydrocarbon emissions by improving combustion thus giving a cleaner burn with increased fuel economy and improved engine performance.
| Method for producing a flow which is rich in methane and a cut which is rich in c2+ hydrocarbons from a flow of feed natural gas and an associated installation|
The method comprises forming at least a second recirculation flow obtained from the head flow rich in methane downstream of the separation column and forming a dynamic expansion flow from the second recirculation flow.. .
| System, method, and apparatus for sulfur recovery on an scr catalyst|
System, apparatus, and methods are disclosed for treating a reduction catalyst that has been exposed to an amount of sulfur. The treating of the reduction catalyst includes providing a fluid stream at a position upstream of the reduction catalyst.
| System, method, and apparatus for sulfur recovery on an scr catalyst|
System, apparatus, and methods are disclosed for treating a reduction catalyst that has been exposed to an amount of sulfur. The treating of the reduction catalyst includes providing a fluid stream at a position upstream of the reduction catalyst.
| Expansion of fuel streams using mixed hydrocarbons|
Methods and systems for blending multiple batches of mixed hydrocarbons into fuel streams downstream of the refinery are provided that do not compromise the octane value of the fuel and do not cause the volatility of the fuel to exceed volatilities imposed by government regulation.. .
|Method for partitioning parallel reservoir simulations in the presence of wells|
A method is disclosed for partitioning a grid representing a hydrocarbon reservoir. The grid is composed of a plurality of cells.
|Method and apparatus for using velocity profile measurements in recovering bitumen from a coarse tailings line|
The present invention provides techniques for recovering hydrocarbon fluids in a process flow, including recovering bitumen from a coarse tailings line. The apparatus includes a signal processor that responds to signaling containing information about the presence of a hydrocarbon fluid in a process flow; and determines corresponding signaling to control the diversion of the hydrocarbon fluid from the process flow remaining based on the signaling received.
|Near-infrared super-continuum lasers for early detection of breast and other cancers|
A system and method for using near-infrared or short-wave infrared (swir) light sources for early detection and monitoring of breast cancer, as well as other kinds of cancers may detect decreases in lipid content and increases in collagen content, possibly with a shift in the collagen peak wavelengths and changes in spectral features associated with hemoglobin and water content as well. Wavelength ranges between 1000-1400 nm and 1600-1800 nm may permit relatively high penetration depths because they fall within local minima of water absorption, scattering loss decreases with increasing wavelength, and they have characteristic signatures corresponding to overtone and combination bands from chemical bonds of interest, such as hydrocarbons.
|Method for obtaining branched alkanes and aromatic hydrocarbons|
A method for the recovery of energy from synthesis gas waste products obtained from wet crushed coal, according to a gasification-pyrolysis process, which comprises the submission of the waste products obtained during the production of the synthesis gas to a subsequent treatment, to transform such products into other products of the branched-chain alkane type and aromatic compounds, recovering the hydrogen obtained during these reactions, which will be available to be used at other chemical processing plants, as fuel or simply to be fed back to the gasification-pyrolysis process itself, to enrich the synthesis gas obtained.. .
|Catalyst for the preparation of aromatic hydrocarbons and use thereof|
The present invention relates to catalyst composition comprising lanthanum and gallium containing zeolite and lanthanum modified binder, wherein said lanthanum and gallium containing zeolite comprises about 0.01-0.1 wt-% lanthanum and wherein said lanthanum modified binder comprises about 0.5-2 wt-% lanthanum. Furthermore, the present invention relates to a method for preparing the catalyst composition of the present invention and a process for producing aromatic hydrocarbons comprising contacting a feedstream comprising lower alkanes with the catalyst composition of the present invention under conditions suitable for alkane aromatization..
|Method for producing bicyclic or tricyclic (meth)acrylates|
Process for preparing bicyclic or tricyclic (meth)acrylates by reacting (meth)acrylic acid with a bicyclic or tricyclic hydrocarbon which contains at least one double bond using montmorillonite as catalyst.. .
|Intermediate for manufacture of polymerizable compound and process for manufacture thereof|
The present invention pertains to a compound represented by a formula (i) and a method for producing thereof (in the formula, ax is an organic group having 2 to 30 carbon atoms that includes at least one aromatic ring selected from a group consisting of an aromatic hydrocarbon ring and an aromatic hetero ring, ay is a hydrogen atom, an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group, an alkenyl group having 2 to 18 carbon atoms, an organic group having 2 to 30 carbon atoms that includes at least one aromatic ring selected from a group consisting of an aromatic hydrocarbon ring and an aromatic hetero ring, or the like. Ax and ay optionally bond to each other to form a ring, and q is a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, or the like.).
|Fluorescent compound, method for producing the same, and fluorescent resin composition|
Wherein r1 to r4 each independently represent a substituent selected from a linear, branched or cyclic monovalent hydrocarbon group having 1 to 20 carbon atoms, alkoxy group having 1 to 20 carbon atoms, aryloxy group having 6 to 20 carbon atoms, halogen atom, hydrogen atom, amino group, cyano group, amine-containing group, and siloxane-containing group; with the proviso that when an amine-containing group as the substituent is not included, at least one of r1 to r4 is a siloxane-containing group represented by sx-a-, and that when an amine-containing group as the substituent is included, at least one of r1 to r4 and a substituent of the amine-containing group is a siloxane-containing group represented by sx-a-; a method of producing the same; and a fluorescent resin composition containing the same.. .
|Tire with improved grip on wet ground|
As a plasticizer, more than 10 phr of a thermoplastic hydrocarbon resin exhibiting a glass transition temperature (tg) greater than 20° c.. .
|Ternary and quaternary wax-resin composites for use in cosmetic and pharmaceutical preparations|
A wax-resin composite is made by melting thermoplastic hydrocarbon resin, optionally with an antioxidant. The melted thermoplastic hydrocarbon resin and waxes are blended at a temperature sufficient to melt the waxes.
|Low volatile phosphorous gelling agent|
Liquid hydrocarbons are gelled by the introduction of a phosphate ester and a crosslinking agent for use in oil recovery. Generally a proppant, delayed gel breaker and other modifiers are added to the gelled hydrocarbon to improve the oil recovery process.
|Method and apparatus for testing a catalyst material|
A method of ageing a catalyst material includes at least the steps of: (a) heating a gaseous stream; (b) adding a least one pure hydrocarbon gas and an oxygen-containing gas to the heated gaseous stream to provide a combined stream; and (c) passing the combined stream through the catalyst material. The use of at least one pure hydrocarbon gas and an oxygen-containing gas allows maximum re-circulation of the exit stream from the catalyst material for reuse, while maintaining the correct c, h and o proportions being provided in the combined stream to replicate realistic use of the catalyst material..
|Process for enhancing nickel tolerance of heavy hydrocarbon cracking catalysts|
The invention discloses a process for upgrading feed streams containing residual fractions with high concentrations of metals, more specifically nickel content up to 150 ppm employing acidic catalysts comprising large pore rare earth faujasite zeolite component, pentasil zeolite component and pseudoboehemite containing resid cracking component while the composite is impregnated with lanthanum oxide or aluminium oxide or mixture of both. The hydrocarbon feed stock can be sourced from either petroleum derivatives or from coal, tar or sand.
|Enzymatic preparation of diols|
The invention relates to enzymatic methods for hydroxylation in position 2 or 3 of two ends of a substituted or unsubstituted, linear or branched aliphatic hydrocarbons.. .
|Electrolytic solution, non-aqueous secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus|
Where r2 is one of a hydrocarbon group, a halogenated hydrocarbon group, an oxygen-containing hydrocarbon group, a halogenated oxygen-containing hydrocarbon group, and a group obtained by bonding two or more thereof to one another; and x2 is a halogen group.. .
|Optical article comprising a temporary antifog coating based on sorbitan surfactants|
An optical article includes a substrate having a main surface coated with an antireflection coating and, directly contacting the antireflection coating, a precursor coating of an antifog coating obtained through the grafting on the antireflection coating of at least one compound b bearing a polyoxyalkylene group, the coating precursor of the antifog coating being coated with a surfactant film so as to form an antifog coating. The surfactant film contains at least one surfactant a having a sorbitan ring hydroxyl groups functionalized with oh-terminated polyoxyalkylene groups and r1 groups of formula: —(rdo)z—(y)n2—r′, in which rd is an alkylene group, z is an integer >1, y is a divalent group, n2 is 0 or 1 and r′ is a saturated hydrocarbon group having 12 to 1 9, preferably 1 3 to 19 carbon atoms.
|Fluoropolymers containing a copolymerized fluoromonomer and a functional hydrocarbon comonomer and articles made from such fluoropolymers|
Disclosed is a copolymer film that includes a first comonomer including a chlorofluoro olefin and a second comonomer that is selected from the group consisting of itaconic acid, 2,3-dihydropyran, d-glucal, glycerine carbonate vinyl ether, 2-hydroxypropyl acrylate, maleic anhydride, vinylidene chloride, and mixtures thereof.. .
The present invention provides an improved method for manufacturing high quality porous crystalline mcm-56 material. It also relates to the mcm-56 material manufactured by the improved method, catalyst compositions comprising same and use thereof in a process for catalytic conversion of hydrocarbon compounds.
|Aminopyridine derivatives for removal of hydrogen sulfide from a gas mixture|
The present invention relates to a novel class of aminopyridine derivatives with the general formula: wherein r1; r2, r3, and r4 are each independently hydrogen, an alkyl group, —(o—ch2—ch2)n-oh wherein n is an integer from 0 to 8, —ch2—(o—ch2—ch2)n-oh wherein n is an integer from 0 to 8, an hydroxyalkyl group, an aminoalkyl group where the nitrogen can be part of a 5 or 6 ring membered cycle, an alkylene group containing quaternary ammonium, a carboxylic acid and/or a salt thereof, or a sulphonic acid and/or a salt thereof, preferably r1; r2, r3, and r4 are each hydrogen. The compounds are useful for removal of hydrogen sulfide and other impurities from fluid streams containing hydrogen sulfide, including selective removal from such streams which also contain carbon dioxide.
|Apparatus for steam-methane reforming|
Apparatuses for use in plants for processing methane, the apparatuses comprising a plurality of reaction modules each including a plurality of fischer-tropsch reactors operable to convert a gaseous mixture including carbon monoxide and hydrogen to a liquid hydrocarbon. Each module may be disconnected and taken away for servicing while allowing the plant to continue to operate.
|Methods and apparatus for recovery of damaged subsea pipeline sections|
Apparatus and methods are described for subsea pipeline servicing, including line-pack testing, physical integrity testing, recovery of damaged sections of pipelines, and product removal from subsea structures. In one embodiment of the invention, a subsea pipeline service skid is provided including at least one sample collection bladder affixed to the skid and in fluid communication with a skid mounted pump dimensioned to pull a sample from the subsea pipeline.
|Radio frequency antenna assembly for hydrocarbon resource recovery including adjustable shorting plug and related methods|
A radio frequency (rf) antenna assembly configured to be positioned within a wellbore in a subterranean formation for hydrocarbon resource recovery may include an rf transmission line and an rf antenna coupled to the rf transmission line. The rf antenna assembly may also include an adjustable balun that may include a tubular balun housing surrounding the rf transmission line and defining a space therebetween.
|Method and facility for treating wastewater containing hydrocarbons, in particular aromatic compounds|
The invention relates to a method for treating wastewater containing hydrocarbons, in particular hydrocarbons from the group of compounds referred to as btex, comprising benzene, toluene, ethylbenzene and xylene aromatic compounds, said wastewater being in particular from the production or conditioning of natural gas, wherein, according to the method, the wastewater is subjected to stripping by the natural gas such that the hydrocarbon pollution is not only removed from the water by means of being transferred to the gas, but also eliminated during the subsequent combustion of the gas. The wastewater to be treated has a soluble btex content that is no higher than 1,200 ppm, preferably no higher than 900 ppm, and the weight ratio of the stripping gas to the treated water is less than 10%, the water being discharged from the stripper having a soluble btex content that is no higher than 30 ppm..
|Process for metal reduction of hydrocarbon oil|
A novel process for metal content reduction of hydrocarbon oil is disclosed, which is primarily aimed at reduction of vanadium and nickel. The process uses electricity to accelerate the demetallation process, but only the flow of electrons of the electric current is used to expedite the reaction, instead of the electrolysis effect of the electric current.
|Floating offshore facility and a method for drilling a well|
A floating offshore facility for offshore hydrocarbon production, comprising an upper deck, a lower deck, a well bay comprising a plurality of drilling slots and a plurality of production slots surrounding said drilling slots, a cart supporting a drilling riser and being movable together with said drilling riser inside the opening of the plurality of the drilling slots, and a drilling rig movable above the well bay to drill the well through the drilling riser.. .
|Hybrid steam generation with carbon dioxide recycle|
Systems and methods relate to recovering hydrocarbons by injecting into a reservoir outputs from two different types of steam generators along with carbon dioxide. Synergistic results enable lower fuel consumption for such a hybrid based approach versus either type of steam generator alone.
|In-situ artificial pressurization of a well with carbon dioxide recycling to increase oil production|
Described herein are systems and methods that utilize bicarbonate and acid to form carbon dioxide in a well (e.g., an oil well) to increase pressure in the well to facilitate production of oil and other resources, such as hydrocarbons, from the well. The well can be a closed system that facilitates absorption of the carbon dioxide into the oil resource.
|Method of recovering hydrocarbons from a reservoir|
A downhole steam generation apparatus and method of use are provided. The apparatus may include an injection section, a combustion section, and an evaporation section.
|Apparatus and method for setting a cementitious material plug|
During the process of drilling for hydrocarbons, there is often the need to set a cementitious material plug in an open hole to allow the process of sidetracking and drilling of a new well bore. The present invention provides an apparatus and method for setting a cementitious material plug in an irregularly shaped and/or over gauge well bore without contamination of the cementitious material by extruding a membrane filled with cementitious material from a membrane delivery device..
|Perforating safety system and assembly|
Perforating assemblies and perforating safety systems capable of being disposed in a wellbore for hydrocarbon fluid production are described. The perforating assemblies can include an isolation device that is capable of preventing a detonation train when the assemblies are in a first orientation and allowing a detonation train when the perforating assemblies are in a second orientation.
|Enzymatic pretreatment of wood in a method for producing mechanical paper pulp|
A method for producing mechanical paper pulp comprises: impregnating unprocessed wood, whereby unprocessed wood is exposed to an impregnating composition comprising at least a laccase enzyme and a formula mediator (i), wherein r1 and r2 are identical or different groups, chosen from among a hydrogen atom, a hydrocarbon chain, linear or branched, saturated or unsaturated, comprising 1 to 14 carbon atoms, wherein each hydrocarbon chain can be replaced by one or more functional groups chosen from among —oh, —so3, benzyl, amino, mercapto, keto or carboxyl, wherein r1 and r2 in combination can form a cyclical structure, to achieve impregnation of the wood; and mechanically refining the impregnated wood, such that a mechanical paper pulp is obtained. The disclosure also relates to an impregnating composition used in this method and to the use thereof in a method for producing mechanical paper pulp, as well as to a method for producing paper..