Instituto Mexicano Del Petroleo

Marcelo Lozada Y Cassou

Eugenio Alejandro Flores Oropeza

Gerardo Ferrat Torres

Esteban López Salinas

José Antonio Toledo Antonio

Yosadara Ruiz Morales

Carlos Angeles Chávez

María Antonia Cortés Jacome

Luis Francisco Flores Ortiz

Gabriel Cendejas Santana

Luis Silvestre Zamudio Rivera

Flavio Salvador Vazquez Moreno

Laura Veronica Castro Sotelo

Jose Antonio Toledo Antonio

Esteban Lopez Salinas

Fernando Alvarez Ramírez

Maria Antonia Cortes Jacome

Carlos Angeles Chavez

Rodolfo Juventino Mora Vallejo

Fernando Alvarez Ramirez

Violeta Yasmin Mena Cervantes

Raul Hernandez Altamirano

Simón López Ramírez

Flavio Salvador Vázquez Moreno

Jose Escobar Aguilar

Eduardo Buenrostro Gonzalez

Laura Verónica Castro Sotelo

Maria De Lourdes Mosqueira Mondragon

Hiram Isaac Beltran Conde

Marco Antonio Dominguez Aguilar

Violeta Yasmín Mena Cervantes

Aristeo Estrada Buendia

Maria De Lourdes Araceli Mosqueira Mondragon

Alfonso López Ortega

Miguel Perez Luna

Cecilia De Los Ángeles Durán Valencia

Norma Araceli García Muñoz

Jose Luis Mendoza De La Cruz

Eduardo Buenrostro González

José Gonzalo Hernández Cortez

Arquímedes Estrada Martínez

José Luis Mendoza De La Cruz

José Escobar Aguilar

Víctor Pérez Moreno

Youri Douda

Adela Morales Pacheco

Simon Lopez Ramirez

Alejandro Ortega Rodríguez

Alfredo Ríos Reyes

Alejandro Ortega Rodriguez

Marco Antonio Domínguez Aguilar

Aristeo Estrada Buendía

Esteban Lopez-Salinas

Victor Perez Moreno

Mariana Barcenas Castaneda

Joel Ramírez Salgado

Arquimides Estrada Martínez

Miguel Pérez Luna

María De Lourdes Mosqueira Mondragón

Raül Hernández Altamirano

JoséLuis Mendoza De La Cruz

Hiram Issac Beltran Conde

Maria Antonia Cortes-Jacome

Miguel Perez-Luna

Jose Antonio Toledo-Antonio

Maria De Lourdes Araceli Mosqueira-Mondragon

Victor Perez-Moreno

Gerardo Ferrat-Torres

Rodolfo Juventino Mora-Vallejo

Norma Araceli Garcia Munoz

Cecilia De Los Angeles Duran Valencia

Alfredo Rios Reyes

Norma Araceli GARCÍA MUÑOZ

Raúl HERNÁNDEZ Altamirano

Alejandro Ortega RODRÍGUEZ

Simón LÓPEZ RAMÍREZ

Alfredo RÍOS Reyes

Eduardo Buenrostro GONZÁLEZ

Joel Ramirez Salgado

Arquimides Estrada Martinez

Jose Escobar-Aguilar

Oxazolidines, a process for producing the oxazolidines, and use as additives for fuels to prevent and control deposits in internal combustion engines are disclosed. The oxazolidines are derived from polyalkyl or polyalkenyl N-hydroxyalkyl succinimides and have the structural formula wherein:

Oxazolidines derived from polyalkyl or polyalkenyl n-hydroxyalkyl succinimides, obtainment process and use

The present invention is related to the use of formulations of new random copolymers and terpolymers, synthesized by a method of semi continuous emulsion polymerization, and that function as flow improvers, lowering the pour point and reducing the viscosity of Mexicans crude oils, which have gravities within the range of 9 to 30&#xb0; API.

Formulations of random polymers for improving crude petroleum flow

The invention relates to a method of preparing a catalytic composition comprising at least one non-noble metal from group VIII and at least one metal from group VIB of the periodic table. The invention also relates to the catalytic composition thus produced, which has a high specific activity in reactions involving the hydroprocessing of light and intermediate fractions, preferably in reactions involving the hydrotreatment of hydrocarbon streams, including hydrodesulphurisation (HDS), hydrodenitrogenation (HDN) and hydro-dearomatisation (HDA).

Process for preparing a catalytic composition for the hydroconversion of petroleum fractions

The present invention relates to demulsifying and dehydrating formulations of heavy crude oil based block copolymers amine bifunctionalized with low polydispersities. These formulations can contain solvents whose boiling point is in the range from 35 to 200&#xb0; C., preferably: dichloromethane, chloroform, toluene, xylenes, turbosine, naphtha or mixtures thereof.

Demulsifying and dehydrating formulations for heavy crude oils based on block copolymers bifunctionalized with amines

The present invention relates to the application of ionic liquids individually or in formulation to dry and desalt crudes oils having API gravities in the range of 8 to 20 (median, heavy and extra-heavy) when applied at concentrations ranging from 500 and up to 5000 ppm. The ionic liquids have a cation consisting of quaternary ammonium, wherein the substituents R, Rand Rare independent radicals represented by alkyl chains including 2 to 8 carbon atoms; and anion selected from the group consisting of ethylsulfate, methylsulfate and chloride.

Dehydrating and desalting median, heavy and extra-heavy oils using ionic liquids and their formulations

The present invention relates to formulations of asphaltenes' inhibitor-dispersant additives based on oxazolidine derived from polyalkyl or polyalkenyl N-hydroxyalkyl succinimides. Said formulations can contain inert organic solvents, preferably including: toluene, mixtures of xylene, o-xylene, p-xylene, kerosene, turbo-fuel; or inert hydrocarbon solvents having boiling points within the range of gasoline and diesel; or inert hydrocarbon or organic solvents having a boiling point within a range from 75 to 300&#xb0; C. The ratio in weight of inert organic solvents to additive that prevents and controls the precipitation and deposition of asphaltenes ranges from 1:9 to 9:1, preferably from 1:3 to 3:1.

Asphaltene-dispersing/inhibiting additive based on oxazolidines derived from polyalkyl or polyalkenyl N-hydroxyalkyl succinimides

This invention consists in a device and a method to determine the ionic, electronic and mixed (electronic-ionic) conductivity in polymer, ceramic and composite (polymeric-ceramic) membranes. The invention device may work from room temperature to 300&#xb0; C. and the method includes the collection and analysis of electrochemical impedance spectra during cell operation.

Modular device to measure ionic, electronic and mixed conductivity in polymeric and ceramic membranes

The invention relates to a method of preparing a catalytic composition comprising at least one non-noble metal from group VIII and at least one metal from group VIB of the periodic table. The invention also relates to the catalytic composition thus produced, which has a high specific activity in reactions involving the hydroprocessing of light and intermediate fractions, preferably in reactions involving the hydrotreatment of hydrocarbon streams, including hydrodesulphurization (HDS), hydrodenitrogenation (HDN) and hydro-dearomatization (HDA).

The present invention relates to the preparation of foaming formulations for high temperature, salinity and concentration of divalent ions, such as Calcium and Magnesium, that apply the synergistic effect of sodium alpha olefin sulfonates and alkyl amido propyl betaines; said inventions may use, as solvent, water, sea water, connate water, alcohols or mixtures all thereof. Said formulations control the piping of gas in reservoirs of the naturally fractured carbonate type.

Foaming composition for high temperature and salinity

Nanomaterials of the JT phase of the titanium oxide TiO, where 0&#x2266;x&#x2266;1 having as a building block a crystalline structure with an orthorhombic symmetry and described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb. The nanomaterials are in the form of nanofibers, nanowires, nanorods, nanoscrolls and/or nanotubes and are obtained from a hydrogen titanate and/or a mixed sodium and hydrogen titanate precursor compound that is isostructural to the JT crystalline structure. The titanates are the hydrogenated, the protonated, the hydrated and/or the alkalinized phases of the JT crystalline phase that are obtained from titanium compounds such as titanium oxide with an anatase crystalline structure, amorphous titanium oxide, and titanium oxide with a rutile crystalline structure, and/or directly from the rutile mineral and/or from ilmenite.

Nanostructured titanium oxide material and its synthesis procedure

The present invention relates to the novel catalytic composition having a high specific activity in reactions involving hydroprocessing of light and intermediate petroleum fractions, and preferably in hydrodesulphurization and hydrodenitrogenation reactions. The inventive catalyst contains at least one element of a non-noble metal from group VIII, at least one element from group VIB and, optionally, a group one element of the VA group, which are deposited on a novel catalytic support comprising of an inorganic metal oxide from group IVB, consisting of an (1D) one-dimensional nanostructured material having nanofibers and/or nanotube morphology with high specific surface area of between 10 and 500 m/g.

Catalytic composition for hydroprocessing of light and intermediate oil fractions

Nanomaterials of the JT phase of the titanium oxide TiO, where 0&#x2266;x&#x2266;1 having as a building block a crystalline structure with an orthorhombic symmetry and described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb. These nanomaterials are in the form of nanofibers, nanowires, nanorods, nanoscrolls and/or nanotubes. The nanomaterials are obtained from a hydrogen titanate and/or a mixed sodium and hydrogen titanate precursor compound that is isostructural to the JT crystalline structure. The titanates are the hydrogenated, the protonated, the hydrated and/or the alkalinized phases of the JT crystalline phase that are obtained from titanium compounds such as titanium oxide with an anatase crystalline structure, amorphous titanium oxide, and titanium oxide with a rutile crystalline structure, and/or directly from the rutile mineral and/or from ilmenite. The titanates are submitted to dynamic thermal treatment in an inert, oxidizing or reducing atmosphere to produce the JT phase of the TiO, where 0&#x2266;x&#x2266;1 with an orthorhombic structure.

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Mexico City, Mexico

Marcelo Lozada Y Cassou