Abstract: 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.
Type:
Application
Filed:
October 22, 2013
Publication date:
April 23, 2015
Applicant:
Intevep, S.A.
Inventors:
Alfredo Viloria, Luis A. Castillo, Jose A. García, Rosa D. Nadales, Elluz V. Torín, María A. Carrasquero, María Llamedo
Abstract: 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.
Type:
Grant
Filed:
December 20, 2010
Date of Patent:
February 17, 2015
Assignee:
Intevep, S.A.
Inventors:
Pablo Manrique, Ubaldo Salazar, Daniel Cortes, Francis Sanchez, Xenia Suzzarini
Abstract: 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.
Type:
Grant
Filed:
March 27, 2012
Date of Patent:
January 6, 2015
Assignee:
Intevep, S.A.
Inventors:
Manuel Chirinos, Galanda Morfes, Mariángel Alvarez, Félix Silva
Abstract: 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.
Type:
Application
Filed:
April 2, 2013
Publication date:
October 2, 2014
Applicant:
Intevep, S.A.
Inventors:
YTALO ORLANDO DAVILA GOMEZ, YLEYNA NILOHA ORELLANA ORTA
Abstract: An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 ?m, 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.
Type:
Grant
Filed:
November 7, 2012
Date of Patent:
September 16, 2014
Assignee:
Intevep, S.A.
Inventors:
Carlos Canelon, Angel Rivas, Omayra Delgado, Miguel Paiva, Giuseppe Di Sarli, Luis Zacaris
Abstract: 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.
Type:
Grant
Filed:
February 27, 2012
Date of Patent:
August 26, 2014
Assignee:
Intevep, S.A.
Inventors:
Jose Cordova, Francisco Granadillo, Roger Marzin, Bruno Solari, Luis Zacarias
Abstract: This invention relates generally to the field of separation of heterogeneous mixtures and, more particularly to a solid-liquid separating tank and system. A settlement tank including: a tank wall defining a tank inner space; an internal wall structure in the inner space and defining a fluid flow path from a center of the inner space to a fluid outlet at the tank wall; and a plurality of drainage pipes having an open internal end and an outer end connected to a drainage manifold, wherein the open internal end is positioned at a bottom of the inner space to remove gravity decanted sediment and hydrostatically decanted water from the inner space.
Type:
Grant
Filed:
October 10, 2011
Date of Patent:
August 26, 2014
Assignee:
Intevep, S.A.
Inventors:
Juan Brown, Johanna Guerrero, Alvaro Quezada, Lenin Garcia
Abstract: 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.
Type:
Application
Filed:
October 28, 2013
Publication date:
May 1, 2014
Applicant:
Intevep, S.A.
Inventors:
Luis Daniel Pérez Guerra, Jorge Nicolas Trujillo Mercado, William Alejandro Blanco Berra
Abstract: 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.
Type:
Grant
Filed:
January 21, 2010
Date of Patent:
March 25, 2014
Assignee:
Intevep, S.A.
Inventors:
Roger Marzin, Bruno Solari, Luis Zacarias
Abstract: 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.
Type:
Grant
Filed:
August 27, 2010
Date of Patent:
February 11, 2014
Assignee:
Intevep, S.A.
Inventors:
Xiomara Gutierrez, Hercilio Rivas, Migdalia Carrasquero, Luis Marcano
Abstract: 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.
Type:
Grant
Filed:
October 7, 2011
Date of Patent:
February 4, 2014
Assignee:
Intevep, S.A.
Inventors:
Alfredo Viloria, Rafael Yoll, Yanine Gonzalez, Monica Roman, Jose Biomorgi
Abstract: A metal recovery process for heavy effluent from a hydroconversion process. The effluent contains unconverted residue and a solid carbonaceous material containing group 8-10 metal, group 6 metal, and vanadium and/or nickel, and the metals are recovered according to the invention.
Type:
Grant
Filed:
January 21, 2010
Date of Patent:
January 28, 2014
Assignee:
Intevep, S.A.
Inventors:
Carlos Canelon, Angel Rivas, Edgar Lopez, Luis Zacarias
Abstract: 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.
Type:
Application
Filed:
July 19, 2012
Publication date:
January 23, 2014
Applicant:
INTEVEP, S.A.
Inventors:
Jose Miguel Gonzalez Poche, Franklin Quintero Godoy, Rosa Linda Marquez Silva, Sergio Rosales, Jesus Enrique Arellano Varela, Harry Wilson Ogalde Arquero, Domingo Pernia
Abstract: 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.
Type:
Grant
Filed:
December 3, 2010
Date of Patent:
October 8, 2013
Assignee:
Intevep, S.A.
Inventors:
Pedro Pereira, Guaicaipuro Rivas, Jose Cordova, Francisco Granadillo, Roger Marzin, Bruno Solari, Luis Zacarias
Abstract: 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.
Type:
Application
Filed:
March 23, 2012
Publication date:
September 26, 2013
Applicant:
INTEVEP, S.A.
Inventors:
Jose Miguel Gonzalez Poche, Franklin Quintero Godoy, Rosa Linda Marquez Silva, Sergio Rosales, Maria Luisa Ventresca Di Filippo
Abstract: An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 ?m, 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.
Abstract: An apparatus for transporting core samples includes an outer tube having an open end and a cover removably mounted to the open end; a core tube slidable into and out of the outer tube when the cover is removed from the outer tube; and a supporting structure between the core tube and the outer tube. The supporting structure supports the core tube within the outer tube with the core tube spaced from contact with an inner wall of the outer tube.
Type:
Grant
Filed:
August 12, 2011
Date of Patent:
June 4, 2013
Assignee:
Intevep, S.A.
Inventors:
Leonardo Graterol, Juan Ramos, Ricardo Rojas, Richard Rengifo, George Quercia
Abstract: An additive for hydroconversion processes includes a solid organic material having a particle size of between about 0.1 and about 2,000 ?m, 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.
Type:
Application
Filed:
May 15, 2012
Publication date:
May 23, 2013
Applicant:
INTEVEP, S.A.
Inventors:
Carlos Canelon, Angel Rivas, Omayra Delgado, Miguel Paiva, Giuseppe Di Sarli, Luis Zacarias
Abstract: 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.