INTEVEP, S.A. Patent applications |
Patent application number | Title | Published |
20150354298 | COMPLETION FLUID - An aqueous well completion/workover fluid, including a surfactant, at least one salt and an alkaline material, wherein the surfactant comprises a mixture of a phosphate ester and a non ionic ethoxylated alcohol, wherein the fluid has a pH between 6 and 8, and wherein the fluid generates an interfacial tension with crude oil of less than or equal to 1 dyne/cm. The fluid is not harmful to a formation if it penetrates the formation, and further exhibits an excellent detergency which can be beneficial as well. | 12-10-2015 |
20150194860 | MICROGENERATOR FOR HYDROCARBON PRODUCING SYSTEMS - A microgenerator for use in petroleum distribution systems includes a casing defining an interior portion and an exterior portion. The casing has an opposed first support wall and second support wall coupled within an inner diameter of a cylinder containment wall. At least one fluid inlet penetrates the cylinder containment wall. The fluid inlet is fluidly coupled to an energized fluid source. At least one nozzle is fluidly coupled to the fluid inlet. The nozzle is configured to accelerate the fluid into the interior portion. At least one fluid outlet penetrates the cylinder containment wall. The fluid outlet is configured to discharge the fluid from said interior portion of the casing. An impulse turbine is located within the interior portion. The turbine has a first stator coupled to the first support wall and a second stator coupled to the second support wall opposite the first stator. A rotor is rotatably mounted between the first stator and the second stator on a shaft at a central axis of the rotor. The rotor includes an array of turbine blades integral to the rotor at an outer perimeter of the rotor. The nozzle is aligned to direct the fluid against the array of turbine blades to rotate the rotor about the central axis. A set of permanent magnets are fixed into the rotor proximate the turbine blades between the perimeter and the shaft. At least one electromagnetic core and coil assembly is fixed into the first stator arranged in a periphery about the central axis and is electromagnetically coupled to the set of permanent magnets and is configured to generate an electric current in cooperation with the set of permanent magnets. | 07-09-2015 |
20150151237 | USE OF IRON ORE AGGLOMERATES FOR ACID GAS REMOVAL - A regenerable sorbent for the removal of acid gas from a fluid stream. The regenerable sorbent is made from raw materials such as iron mineral, expansive clay and starch. Acid gas is removed from the fluid stream by a process where the raw materials are obtained, crushed, sifted, possibly pelletized, calcined and contacted with the fluid stream containing the acid gas. | 06-04-2015 |
20150117488 | PVT CELL FOR FOAMY OIL - A PVT system for evaluating foamy heavy and extra-heavy hydrocarbons, including a cell having a wall defining an inner space; a floating piston slidable in the inner space; a stirring mechanism slidable into the inner space and operative to mix a hydrocarbon sample in the inner space; a volumetric pump associated with the cell for selectively increasing and decreasing pressure on the floating piston, and communicated with the inner space to control pressure in the space; an oven for heating the cell, wherein the cell is mounted within the oven; an inversion mechanism for inverting the cell at least about 180°; and a frame supporting the oven, wherein the wall of the cell and the oven have corresponding elongated transparent sections arranged to allow visual inspection of fluid in the inner space along an entire longitudinal extent of the inner space. | 04-30-2015 |
20150112105 | ASSESSMENT METHOD FOR HYDRATE INHIBITORS AND FORMULATION OF GAS HYDRATE INHIBITORS - A gas hydrate inhibitor composition including an aqueous solution of anthraquinones. Methods of making and using the inhibitor are also provided, as well as a method of evaluating effectiveness of an inhibitor using THF. | 04-23-2015 |
20150034389 | WATER-BASED DRILLING FLUID WITH TANNIN ADDITIVE FROM C. CORIARIA - A conditioned, water-based drilling fluid including water-based drilling fluid; and unmodified vegetable tannin comprising hydrolysable tannin. | 02-05-2015 |
20140296591 | METHOD FOR OPERATING HYDROPROCESSING SYSTEM - Method for operating a two-stage hydroprocessing system includes introducing a feedstock and a first-stage gas to a first reaction zone a first pressure to generate a first-stage product stream; introducing the first-stage product stream to a first separation unit to separate an intermediate feedstock from a spent gas; introducing the intermediate feedstock and a second-stage gas to a second reaction zone a second pressure which is greater than the first pressure to generate a second-stage product stream; introducing the second-stage product stream to a second separation unit to separate a hydroprocessed product and an intermediate gas; feeding the intermediate gas directly to the first reaction zone as the first-stage gas; feeding spent gas to an amine unit and then compressor to generate recycled gas; and feeding recycled gas to the second reaction zone as the second-stage gas. | 10-02-2014 |
20140116255 | AXIAL GAS-LIQUID CYCLONE SEPARATOR - An axial gas-liquid cyclone separator, comprising a housing having a wet gas inlet and a dry gas outlet aligned along an axis of the housing; an internal wall section in the housing and defining, within the housing, a pre-separation chamber and a main liquid separation chamber; an assembly comprising a static mixer and a swirl generator mounted in a tube and extended through the internal wall section; liquid outlets in at least the main chamber for outlet of liquids separated from the wet gas; and a vortex finder mounted between the tube and the dry gas outlet. | 05-01-2014 |
20140024560 | DRILLING FLUID USING SURFACTANT PACKAGE - A drilling fluid, comprising an aqueous continuous phase, and a surfactant system comprising a mixture of an ester phosphate and a non-ionic ethoxylated alcohol. The drilling fluid may also contain one or more of at least one salt, an alkaline material, a viscosifying agent, a starch or starch derivative, a bridging agent, a weighting material, and a diesel oil or non-aromatic oil. | 01-23-2014 |
20130252857 | COMPLETION FLUID - An aqueous well completion/workover fluid, including a surfactant, at least one salt and an alkaline material, wherein the surfactant comprises a mixture of a phosphate ester and a non ionic ethoxylated alcohol, wherein the fluid has a pH between 6 and 8, and wherein the fluid generates an interfacial tension with crude oil of less than or equal to 1 dyne/cm. The fluid is not harmful to a formation if it penetrates the formation, and further exhibits an excellent detergency which can be beneficial as well. | 09-26-2013 |
20130143735 | ADDITIVE FOR HYDROCONVERSION PROCESS AND METHOD FOR MAKING AND USING SAME - An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 μm, a bulk density of between about 500 and about 2,000 kg/m3, a skeletal density of between about 1,000 and about 2,000 kg/m3 and a humidity of between 0 and about 5 wt %. Methods for preparation and use of the additive are also provided. By the use of the additive of the present invention, the hydroconversion process can be performed at high conversion level. | 06-06-2013 |
20130130033 | ADDITIVE FOR HYDROCONVERSION PROCESS AND METHOD FOR MAKING AND USING SAME - An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 μm, a bulk density of between about 500 and about 2,000 kg/m3, a skeletal density of between about 1,000 and about 2,000 kg/m3 and a humidity of between 0 and about 5 wt %. Methods for preparation and use of the additive are also provided. By the use of the additive of the present invention, the hydroconversion process can be performed at high conversion level. | 05-23-2013 |
20130118598 | FORMATION AND BREAKING OF EMULSION USING LOW MOLECULAR WEIGHT AMINE - A method for transporting a heavy crude oil, includes the steps of mixing a heavy crude oil with water, a low molecular weight amine and salt at a mixing intensity of less than 300 rpm to produce an oil in water emulsion; transporting the oil in water emulsion to a destination; and adding an additional quantity of salt and heat to the oil in water emulsion to break the emulsion and produce a heavy crude oil phase which is at least 90% dehydrated. | 05-16-2013 |
20130098467 | METHOD FOR IMPROVING THE FLOW CONDITIONS IN PIPES THAT HAVE BEEN USED FOR TRANSPORTING HEAVY OR EXTRA-HEAVY CRUDES OR CRUDES WITH HIGH ASPHALTENE CONTENT - A method for altering flow conditions in a pipe includes the steps of preparing a mixture of a surfactant, a co-surfactant and a carrier fluid; transporting the mixture to a pipe having inner flow surfaces and hydrocarbons adhered to the inner flow surfaces; and holding the mixture in the pipe for a period of time sufficient to form a water film over the inner flow surfaces and over the hydrocarbons adhered to the inner flow surfaces. | 04-25-2013 |
20130087515 | SEDIMENT REMOVAL TANK AND SYSTEM - This invention relates generally to the field of separation of heterogeneous mixtures and, more particularly to a solid-liquid separating tank and system. | 04-11-2013 |
20130078167 | METHOD OF METALS RECOVERY FROM REFINERY RESIDUES - A method of recovering vanadium, nickel and molybdenum from heavy crude oil refinery residues comprises pyrolysis and combustion of the residues at temperatures up to 900° C. to produce an ash, converting the ash to an aqueous slurry comprising sodium hydroxide as leading agent and hydrogen peroxide as oxidizer, and extracting vanadium, nickel and molybdenum salts and oxides from the slurry. Extraction processes for the metals are disclosed. | 03-28-2013 |
20130070787 | NETWORK DATA ACQUISITION SYSTEM - A system is disclosed which provides for local gathering and translation of information from a wide variety of sources of such information, wherein the translation presents the information in a format which can be received by a wide variety of different applications and end users, and effectively utilized by same. | 03-21-2013 |
20130048540 | ULTRA-DISPERSED CATALYST AND METHOD FOR PREPARING SAME - A catalyst composition comprising an emulsion of an aqueous phase in an oil phase, wherein the aqueous phase contains a group 6 metal, and wherein between about 55 and 100 wt % of the group 6 metal is sulfurated. A method for making a catalyst emulsion, comprising the steps of providing an aqueous phase comprising an aqueous solution of a group 6 metal, wherein between about 55 and 100 wt % of the group 6 metal is sulfurated; and mixing the aqueous phase into an oil phase to form an emulsion of the aqueous phase in the oil phase. A hydroconversion process, comprising the steps of contacting the catalyst of claim | 02-28-2013 |
20120252660 | DISPERSED METAL SULFIDE-BASED CATALYSTS - The invention provides a catalyst composition, which includes an emulsion of an aqueous phase in an oil phase, wherein the aqueous phase comprises an aqueous solution containing a group 6 metal and a group 8, 9 or 10 metal. The metals can be provided in two separate emulsions, and these emulsions are well suited for treating hydrocarbon feedstocks. | 10-04-2012 |
20120247759 | FORMULATION AND METHOD OF USE FOR EXPLOITATION OF HEAVY AND EXTRA HEAVY OIL WELLS - A combined injection and production method includes the steps of: establishing a production well and an injection well into a hydrocarbon-bearing formation; introducing a mixture of a surfactant, a co-surfactant and a carrier fluid into each of the production well and the injection well so that the mixture flows into porous media surrounding the production well and the injection well; holding the mixture in the porous media surrounding the production well in the presence of water for a period of time sufficient to form a water film on surfaces of the porous media surrounding the production well; and injecting an injection fluid into the injection well while producing from the production well, whereby hydrocarbons flow from the porous media around the injection well toward the production well. | 10-04-2012 |
20120222355 | METHOD FOR GASIFICATION OF CARBONACEOUS SOLID MATERIALS - An apparatus for thermochemical conversion of solid carbonaceous materials into fluid fuels using a fluid source of oxygen and an external source of concentrated radiation includes a reactor having a wall defining a cavity; a radiation inlet positioned in the wall for passing concentrated radiation into the cavity; and at least one inlet for introducing a fluid reactant flow of a source of oxygen and particles of carbonaceous material into direct exposure to the concentrated radiation in the cavity so as to heat and thermochemically convert the particles into fluid fuel. A process and system are also provided. The fluid source of oxygen is preferably steam and the carbonaceous material is preferably particles of petcoke. | 09-06-2012 |
20120186939 | PROCESS AND SYSTEM IMPROVEMENT FOR IMPROVING AND RECUPERATING WASTE, HEAVY AND EXTRA HEAVY HYDROCARBONS - A continuous process for upgrading a heavy hydrocarbon includes the steps of: obtaining a heavy hydrocarbon; heating the heavy hydrocarbon; contacting the heavy hydrocarbon with a solvent at upgrading conditions so as to produce a first product comprising a mixture of upgraded hydrocarbon and solvent and a second product comprising asphaltene waste and water; continuously feeding the first product and the second product to a first separator; heating the first product; and continuously feeding the first product to a second separator to separate the upgraded hydrocarbon from the solvent. A system is also provided. | 07-26-2012 |
20120157357 | DETERGENT PACKAGE FOR IMPROVED RECOVERY AND TRANSPORT OF CRUDE OIL - A detergent package for changing wettability of a hydrocarbon bearing formulation and method regarding the same, comprising, at least one surfactant selected from the group consisting of sodium dodecyl benzene sulfonate, sodium dodecyl sulfate and mixtures thereof, and additional components selected from the group consisting of corrosion inhibitors, alkaline agents, oxidizers, bleaches, secondary surfactants, divalent sequestering cations, foaming agents, inert additives and combinations thereof. | 06-21-2012 |
20120152535 | FORMULATION AND METHOD OF USE FOR STIMULATION OF HEAVY AND EXTRAHEAVY OIL WELLS - A method for altering flow conditions in a porous media containing hydrocarbons includes the steps of preparing a mixture of a surfactant, a co-surfactant and a carrier fluid; transporting the mixture to the porous media; and holding the mixture in the porous media in the presence of water for a period of time sufficient to form a water film on the surfaces of the porous media. | 06-21-2012 |
20120132567 | OFFRETITE ALUMINOSILICATE COMPOSITION AND PREPARATION AND USE OF SAME - An offretite metalloalluminosilicate composition, including an aluminosilicate framework containing at least one metal selected from the group consisting of iron, divalent elements and combinations thereof, wherein at least a portion of the metal is incorporated into the framework, and wherein the portion is at least about 0.5% wt. with respect to the composition. | 05-31-2012 |
20120025135 | REGENERABLE AND NON-REGENERABLE SORBENTS FOR ACID GAS REMOVAL - A sorbent for removal of acid gas from hydrocarbon gas includes a mixture of dewatered residue obtained from the distillation of ethanol, and an amine. | 02-02-2012 |
20110232635 | CONCENTRATED SOLAR RADIATION ASSEMBLY - A concentrated solar radiation assembly comprising a housing divided into segments by housing trusses; window blocks positioned within the segments supported by the housing trusses; and, internal trusses positioned on top of the window blocks and within the segments. The assembly may be hermetically sealed, large-scale and refrigerated by water flow within the trusses. | 09-29-2011 |
20110209385 | SURFACTANT PACKAGE AND WATER IN HYDROCARBON EMULSION USING SAME - A surfactant package for a water-in-hydrocarbon emulsion includes a fatty acid component; a fatty acid salt component; an alcohol component and a salt of carboxylic acid. Emulsions formed using this surfactant package are stable and have ratios of water to surfactant of at least about 3. | 09-01-2011 |
20110176978 | METAL RECOVERY FROM HYDROCONVERTED HEAVY EFFLUENT - A metal recovery process, for heavy products from a hydroconversion process, containing unconverted residue and a solid carbonaceous material containing the group 8-10 metal, the group 6 metal, and vanadium and/or nickel, is provided by the invention. | 07-21-2011 |
20110174690 | ADDITIVE FOR HYDROCONVERSION PROCESS AND METHOD FOR MAKING AND USING SAME - An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 μm, a bulk density of between about 500 and about 2,000 kg/m3, a skeletal density of between about 1,000 and about 2,000 kg/m3 and a humidity of between 0 and about 5 wt %. Methods for preparation and use of the additive are also provided. By the use of the additive of the present invention, the hydroconversion process can be performed at high conversion level. | 07-21-2011 |
20110138859 | CERAMIC MICROSPHERES FOR CEMENTING APPLICATIONS - A method and apparatus for manufacturing ceramic microspheres from industrial slag. The microspheres have a particle size of about 38 microns to about 150 microns. The microspheres are used to create a cement slurry having a density of at least about 11 lbs/g. The resultant cement slurry may then be used to treat subterranean wells. | 06-16-2011 |
20110132610 | CERAMIC MICROSPHERES FOR CEMENTING APPLICATIONS - A method and apparatus for manufacturing ceramic microspheres from industrial slag. The microspheres have a particle size of about 38 microns to about 150 microns. The microspheres are used to create a cement slurry having a density of at least about 11 lbs/g. The resultant cement slurry may then be used to treat subterranean wells. | 06-09-2011 |
20110120908 | HYDROCONVERSION PROCESS FOR HEAVY AND EXTRA HEAVY OILS AND RESIDUALS - A hydroconversion process includes feeding a heavy feedstock containing vanadium and/or nickel, a catalyst emulsion containing at least one group 8-10 metal and at least one group 6 metal, hydrogen and an organic additive to a hydroconversion zone under hydroconversion conditions to produce an upgraded hydrocarbon product and a solid carbonaceous material containing the group 8-10 metal, the group 6 metal, and the vanadium and/or nickel. | 05-26-2011 |
20110068045 | DISPERSED METAL SULFIDE-BASED CATALYSTS - The invention provides a catalyst composition, which includes an emulsion of an aqueous phase in an oil phase, wherein the aqueous phase comprises an aqueous solution containing a group 6 metal and a group 8, 9 or 10 metal. The metals can be provided in two separate emulsions, and these emulsions are well suited for treating hydrocarbon feedstocks. | 03-24-2011 |
20110048714 | HOMOGENOUS SYNTHETIC MUD-TO-CEMENT CEMENTING GLASSES - A synthetic glass family in the quaternary phase field of CaO—SiO2—Al2O3—MgO (CSAM) with hydraulic and pozzolanic properties for use in differing applications in the gas and oil well cementing area. A method of making a mud-to-cement (MTC) slurry and a method for treating oil and gas wells with the MTC slurry containing a homogenous amorphous synthetic glass made from a mixture of inorganic materials selected from the group consisting of CSAM, wherein the cementing glasses with the mixture of inorganic materials are in a 100% amorphous phase with a degree of crystallization of zero. | 03-03-2011 |
20110021387 | REVERSIBLE GELLING SYSTEM AND METHOD USING SAME DURING WELL TREATMENTS - An all-oil reversible gelling system includes a polymer, a crosslinker, a gel accelerator, and an oxidant, wherein temperature activates the crosslinker so as to cause the system to form a gel, and the oxidant subsequently decomposes the gel. This gel is designed to seal temporarily portions of oil-producing or water or gas injecting subterranean formations. | 01-27-2011 |
20110004042 | CRYSTALLINE COMPOSITION, PREPARATION AND USE - A porous crystalline composition having a molar composition as follows: YO | 01-06-2011 |
20100313756 | USE OF IRON ORE AGGLOMERATES FOR ACID GAS REMOVAL - A regenerable sorbent for the removal of acid gas from a fluid stream. The regenerable sorbent is made from raw materials such as iron mineral, expansive clay and starch. Acid gas is removed from the fluid stream by a process where the raw materials are obtained, crushed, sifted, possibly pelletized, calcined and contacted with the fluid stream containing the acid gas. | 12-16-2010 |
20100248941 | USE OF IRON ORE AGGLOMERATES FOR ACID GAS REMOVAL - A regenerable sorbent for the removal of acid gas from a fluid stream. The regenerable sorbent is made from raw materials such as iron mineral, expansive clay and starch. Acid gas is removed from the fluid stream by a process where the raw materials are obtained, crushed, sifted, possibly pelletized, calcined and contacted with the fluid stream containing the acid gas. | 09-30-2010 |
20100170719 | REDUCED ABRASION DRILLING FLUID - A reduced abrasion drilling fluid system and method of drilling a borehole by circulating the reduced abrasion drilling fluid through the borehole is disclosed. The reduced abrasion drilling fluid comprises a drilling fluid, a first additive and a weighting agent, wherein the weighting agent has a particle size of at least 90% by volume less than 50 μm. | 07-08-2010 |
20100168496 | REGENERABLE AND NON-REGENERABLE SORBENTS FOR ACID GAS REMOVAL - A dewatered ethanol residue regenerable and non-regenerable sorbent for the removal of acid gas from hydrocarbon production gas streams and the process for the removal of acid gas from hydrocarbon gas. The process includes the steps of obtaining residue from the distillation of ethanol; de-watering the residue; mixing the de-watered residue with an amine; and, contacting the hydrocarbon gas with the dewatered residue/amine mixture. | 07-01-2010 |
20100163245 | ARTIFICIAL LIFT SYSTEM FOR STRIPPER AND MARGINAL WELLS - A fluid extraction system and method for the removal of fluid from subterranean wells. The system comprising: an upper extraction unit; an extraction container; a valve assembly engaged to the extraction container; a drainage tray engaged to the upper extraction unit; a curvilinear gear engaged to the upper extraction unit and the drainage tray; and, a linear gear engaged to the extraction container. | 07-01-2010 |
20100144562 | CERAMIC MICROSPHERES FOR CEMENTING APPLICATIONS - A method and apparatus for manufacturing ceramic microspheres from industrial slag. The microspheres have a particle size of about 38 microns to about 150 microns. The microspheres are used to create a cement slurry having a density of at least about 11 lbs/g. The resultant cement slurry may then be used to treat subterranean wells. | 06-10-2010 |
20100075874 | NANO-ADDITIVE FOR HYDROCARBON WELL CEMENTING OPERATIONS - A cement additive, comprising nanostructured or not particles of and at least one additive selected from the group consisting of nano-sized particles of SiO | 03-25-2010 |
20100075870 | PROCESS USING ALOE FOR INHIBITING SCALE - A method is provided for inhibiting scale in a hydrocarbon system, including the steps of: providing a hydrocarbon system; providing an aloe-derived scale inhibitor; and mixing the aloe-derived scale inhibitor with the hydrocarbon system in amounts effective to inhibit formation of scale. The scale inhibitor is an aloe vera gel/aloe sap mix dissolved in water at a concentration of between about 5 and about 50% wt/wt, which includes polysaccharides having a hydrocarbon chain structure having carboxyl and alcohol functional groups that interact with divalent ions. | 03-25-2010 |
20100075828 | HYDROGENATION CATALYST WITH IMPROVED TEXTURAL PROPERTIES - A method is provided for making a catalyst support, and includes the steps of providing an aqueous suspension of refractory inorganic oxide and refractory inorganic carbide; forming the suspension into droplets; exposing the droplets to a gelling agent whereby the droplets are at least partially solidified so as to provide substantially sphere-shaped portions of refractory inorganic oxide and refractory inorganic carbide; and drying and calcining the sphere-shaped portions so as to provide substantially spherical particles of catalyst support containing refractory inorganic oxide and refractory inorganic carbide. Catalytically active metal phases and hydrogenation processes using the catalyst are also described. | 03-25-2010 |
20100072419 | ALOE DERIVED SCALE INHIBITOR - A method is provided for inhibiting scale in a liquid hydrocarbon system, including the steps of: providing a liquid hydrocarbon system; providing an aloe-derived scale inhibitor; and mixing the aloe-derived scale inhibitor with the liquid hydrocarbon system in amounts effective to inhibit formation of scale. The scale inhibitor is aloe gel dissolved in water at a concentration of between about 5 and about 50% wt/wt, which includes polysaccharides having a hydrocarbon chain structure having carboxyl and alcohol functional groups that interact with divalent ions. | 03-25-2010 |
20100022421 | Process for preparing thermally stable oil-in-water and water-in-oil emulsions - A method for preparing a thermally stable well servicing fluid in the form of an oil-in-water (O/W) macroemulsion, a water-in-oil (W/O) macroemulsion or a water-in-oil (W/O) microemulsion at the well drilling location is provided. The servicing fluid is prepared by mixing a hydrocarbon phase, a water phase and a surfactant phase to obtain either an O/W macroemulsion, a W/O macroemulsion or a W/O microemulsion. The surfactant phase comprises a first surfactant and/or a second surfactant. The first surfactant comprises a fatty acid mixture and a hygroscopic first additive. The second surfactant comprises a C4-C6 alcohol. Whether or not an O/W macroemulsion, W/O macroemulsion or a W/O microemulsion is produced is determined by the concentration of the phases, the first surfactant, the second surfactant and the timing upon which the first additive, water phase and second surfactant are introduced to the mixture. | 01-28-2010 |
20100018903 | DESULPHURIZATION OF HYDROCARBON FEEDS USING ELECTROLYTIC HYDROGEN - An apparatus for removing sulfur from a hydrocarbon feed includes a cell having two compartments and a membrane separating the compartments, wherein one compartment is communicated with a hydrogen source and the other compartment is communicated with the hydrocarbon feed to be treated, wherein the membrane comprises a palladium membrane which is modified to have an additional amount of a mix of palladium and other metals (Ni, Ag, Co and Au) between about 4.62*10 | 01-28-2010 |
20090291862 | DRILLING FLUID WITH CIRCULATION LOSS REDUCING ADDITIVE PACKAGE - A drilling fluid includes a base fluid and a circulation loss reducing additive package having a polysaccharide, a cellulose derivative and a pH controlling component. | 11-26-2009 |
20090288830 | HOMOGENOUS SYNTHETIC MUD-TO-CEMENT CEMENTING GLASSES - A synthetic glass family in the quaternary phase field of CaO—SiO2-Al2O3-MgO (CSAM) with hydraulic and pozzolanic properties for use in differing applications in the gas and oil well cementing area. A method of making a mud-to-cement (MTC) slurry and a method for treating oil and gas wells with the MTC slurry containing a homogenous amorphous synthetic glass made from a mixture of inorganic materials selected from the group consisting of CSAM, wherein the cementing glasses with the mixture of inorganic materials are in a 100% amorphous phase with a degree of crystallization of zero. | 11-26-2009 |
20090283447 | ELECTRO-GASIFICATION PROCESS USING PRE-TREATED PET-COKE - A method is provided for electro-gasification of pet-coke, including the steps of providing a pet-coke material; treating the pet-coke material to obtain a treated pet-coke material having an average particle size of between about 20 and about 106 μm; and exposing the treated pet-coke material to electro-gasification conditions to produce synthesis gas and/or hydrogen. Extraction of metals from the pet-coke is facilitated. | 11-19-2009 |
20090242463 | Process And System Improvement For Improving And Recuperating Waste, Heavy And Extra Heavy Hydrocarbons - A continuous process for upgrading a heavy hydrocarbon includes the steps of: obtaining a heavy hydrocarbon; heating the heavy hydrocarbon; contacting the heavy hydrocarbon with a solvent at upgrading conditions so as to produce a first product comprising a mixture of upgraded hydrocarbon and solvent and a second product comprising asphaltene waste and water; continuously feeding the first product and the second product to a first separator; heating the first product; and continuously feeding the first product to a second separator to separate the upgraded hydrocarbon from the solvent. A system is also provided. | 10-01-2009 |
20090023965 | DISPERSED METAL SULFIDE-BASED CATALYSTS - The invention provides a catalyst composition, which includes an emulsion of an aqueous phase in an oil phase, wherein the aqueous phase comprises an aqueous solution containing a group 6 metal and a group 8, 9 or 10 metal. The metals can be provided in two separate emulsions, and these emulsions are well suited for treating hydrocarbon feedstocks. | 01-22-2009 |
20090008294 | Hydroprocessing Of Naphtha Streams At Moderate Conditions - The invention is drawn to a catalyst having a substantially bimodal support phase and an active metal phase that is suitable and stable for desulfurization of high-olefin content naphtha streams with minimal octane-loss running at low hydrogen pressure. The active metal phase preferably includes cobalt, molybdenum and at least one additional metal selected from the alkali-metals group. | 01-08-2009 |
20080251422 | PROCESS FOR TREATING HYDROCARBON FEEDS WITH ELECTROLYTIC HYDROGEN - A process for treating hydrocarbon feeds includes the steps of providing a hydrocarbon feed containing sulfur and/or metalloporphyrins; providing a cell having two compartments and a membrane separating the compartments; flowing a hydrogen source through one compartment; flowing the hydrocarbon feed through the other compartment; applying a current across the hydrogen source compartment whereby hydrogen diffuses through the membrane from the hydrogen source to the hydrocarbon feed, whereby the hydrogen reacts with sulfur and/or metalloporphyrins to form H | 10-16-2008 |