Patents Assigned to Total Raffinage Distribution S.A.
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Patent number: 7544333Abstract: A device for the fluidized bed cracking of a hydrocarbon charge using two reaction chambers linked together by a cooling particles transferrer, a fractionating column and conduits to supply the hydrocarbonated effluents from each of the two chambers to the fractionating column. The fractionating column has, internally, at least two different areas: a first partitioned fractionating area in the form of two compartments, each of which communicates with a second common fractionating area. The conduits for the supply of effluents from the first and the second reaction chamber terminate, respectively, in the first and second compartment of the partitioned fractionating area. A recycler and an injector are provided for recycling and injecting into one of the reaction chambers of at least one cut drawn off from the partitioned fractionating compartment of the effluents of the other reaction chamber.Type: GrantFiled: May 18, 2004Date of Patent: June 9, 2009Assignee: Total Raffinage Distribution S.A.Inventors: Marcellin Espeillac, Pierre Crespin
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Patent number: 7166766Abstract: The invention relates to plant cells comprising a recombinant nucleic acid coding for a product which induces or stimulates the synthesis of branched fatty acids in said cells. It also relates to a production process for branched fatty acids using these plant cells or plants containing it.Type: GrantFiled: April 3, 2000Date of Patent: January 23, 2007Assignee: Total Raffinage Distribution S.A.Inventors: Pierre Duhot, Eric Gontier, Daniel Thomas, Brigitte Thomasset, Marc Menard
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Patent number: 7071150Abstract: The invention concerns a biodegradable lubricating composition, based on mineral hydrocarbon oil and ester, comprising a majority amount of a mineral hydrocarbon fraction substantially free of aromatic compounds, said fraction having a normal paraffin content not more than 10 wt. % and an isoparaffin content not less than 36 wt. %, and a minority amount ranging between 5 and 40 wt. % of at least a fatty acid ester.Type: GrantFiled: April 26, 2001Date of Patent: July 4, 2006Assignee: Total Raffinage Distribution S.A.Inventors: Bertrand Genuyt, Michel Janssen, Rene Reguerre, Jan Cassiers, Francois Breye
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Patent number: 7044730Abstract: The invention concerns a device for bringing together a gas fuel and an oxidant in proportions providing optimal burning, so as to obtain, in particular for a fuel gas supplied with low pressure level and containing hydrocarbons, a smokeless burning. Said device comprises a central supply 1, consisting of at least one tube located in the axis of a body forming a venturi 2, and through which the fuel gas is input. The invention is characterized in that a plurality of tubes 6 is provided in annular arrangement around the central supply 1.Type: GrantFiled: December 28, 1999Date of Patent: May 16, 2006Assignee: Total Raffinage Distribution S.A.Inventor: Gérard Mougey
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Patent number: 6997445Abstract: A method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column (1). The method includes separating the liquid-vapor mixture into two opposite and horizontal flows (6, 7), and directing the flows toward the lower part (4) of the column (1) to reduce the entrainments of liquid toward the upper part (5) of the column. The device includes elements (9a, 9b) for separating the liquid-vapor mixture into two opposite and horizontal flows and elements for directing the flows toward the lower section of the column. The elements cooperate to reduce the entrainment of liquid toward the upper section of the column. The method and device can be applied in the oil industry, namely in crude oil refineries as well as in chemistry and petrochemistry.Type: GrantFiled: July 25, 2002Date of Patent: February 14, 2006Assignee: Total Raffinage Distribution S.A.Inventor: Denis Vedrine
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Patent number: 6927248Abstract: The invention concerns a composition comprising: (1) an asphaltene-free bituminous binder mixture, containing at least a plasticizing agent based on an aliphatic hydrocarbon compound, at least a structuring agent based on a cycloaliphatic hydrocarbon polymer and optionally a first polymer; (2) a coloured pigment; and (3) a second polymer selected among polyolefins, natural and synthetic rubbers and vinyl ethylene acetate copolymer.Type: GrantFiled: January 23, 2001Date of Patent: August 9, 2005Assignee: Total Raffinage Distribution S.A.Inventors: Guy Lemoine, Jean-Philippe Gillet
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Patent number: 6881385Abstract: A method for the isomerization of a hydrocarbonic charge containing a substantial quantity of paraffin base hydrocarbons with 5 or 6 carbon atoms and a benzene content that is greater than or equal to 2% by weight, in which the charge to be treated passes, in the presence of hydrogen, at a total pressure greater than or equal to 10.105 Pa (10 bars) and at an average temperature ranging between 100 and 200° C., through at least one reactor (5) containing a catalyst. An adjunctive fluid is introduced in the upstream section of the reaction zone; a fluid that at 40° C. and under atmospheric pressure (1.0134.105 Pa), is in a gaseous phase and has a density that is less than or equal to that of the normal-pentane taken into account under the same conditions.Type: GrantFiled: March 28, 2002Date of Patent: April 19, 2005Assignee: Total Raffinage Distribution S.A.Inventors: Marc Fersing, Pedro Nascimento
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Patent number: 6869576Abstract: A process for hydrotreating a hydrocarbon feedstock (1) involving the use of at least one hydrotreatment, particularly hydrodesulfurization, reactor (2) and a fractionation unit (3), which latter contains two distinct injection zones (4, 5) for the hydrocarbon feedstocks, a common zone (8) of vaporization of the light fractions and two distinct draw-off lines (6, 7) for the liquid bottoms; the hydrocarbon feedstock (1) being subjected to a preliminary treatment either in a first hydrodesulfurization reactor (20) the operating conditions of which (P, T, LHSV) may be different from those of the hydrotreatment reactor (2), or in a sweetening apparatus or else in a sulfur trap, the hydrocarbon feedstock being then injected into the first injection zone (4) of the fractionation unit (3), the liquid bottoms being removed through the draw-off line (6) of the injection zone (4) and passed into a hydrotreatment reactor (2), the effluents from said reactor (2) being injected into a second injection zone (5) of the fracType: GrantFiled: December 29, 2000Date of Patent: March 22, 2005Assignee: Total Raffinage Distribution S.A.Inventors: Marcellin Espeillac, Pierre Crespin
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Publication number: 20040211704Abstract: This present invention concerns a procedure for cracking, in a fluidized bed, a hydrocarbon charge wherein the cooling particles, which may optionally also be catalytic particles, circulate in two successive reaction chambers (1; 16), in each of which they are brought into contact with at least one cut of hydrocarbons, and the reaction effluents from each of said chambers are directed towards one and the same fractionating unit.Type: ApplicationFiled: May 18, 2004Publication date: October 28, 2004Applicant: TOTAL RAFFINAGE DISTRIBUTION S.A.Inventors: Marcellin Espeillac, Pierre Crespin
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Patent number: 6767451Abstract: A process for cracking, in a fluidized bed, a hydrocarbon charge wherein the cooling particles, which may optionally also be catalytic particles, circulate in two successive reaction chambers (1; 16), in each of which they are brought into contact with at least one cut of hydrocarbons, and the reaction effluents from each of the chambers are directed towards one and the same fractionating unit. The effluents from each of the reaction chambers (1; 16) are fractionated in part separately in one and the same partially partitioned fractionating unit, and at least one cut (12) obtained by separately fractionating the effluents from one of the two reaction chambers (1; 16) is, as a whole or in part, reinjected into the other chamber.Type: GrantFiled: July 3, 2001Date of Patent: July 27, 2004Assignee: Total Raffinage Distribution S.A.Inventors: Marcellin Espeillac, Pierre Crespin
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Patent number: 6767957Abstract: An emulsion consists essentially of clear binders and possibly colored pigments, and contains at least one clear synthetic binder with a softening point or ball-ring temperature (TBA), measured according to the NFT 66-008 standard, that ranges between 30 and 100° C.Type: GrantFiled: August 27, 2001Date of Patent: July 27, 2004Assignee: Total Raffinage Distribution S.A.Inventors: Guy Lemoine, Jean-Philippe Gillet, Yannick Jolivet
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Patent number: 6740229Abstract: This invention relates to a method for drying the charge of a unit that treats petroleum cuts with a low water charge that consists in injecting a hydrolysable chemical compound into said charge. The quantity of the chemical compound injected is at least equal to the quantity necessary for all the water contained in the charge to react by hydrolysis with said chemical compound. The invention finds its application in units that treat petroleum cuts and whose operation is sensitive to the presence of water in their charges, in particular the paraffin base hydrocarbon isomerisation units. One drawing.Type: GrantFiled: July 3, 2002Date of Patent: May 25, 2004Assignee: Total Raffinage Distribution S.A.Inventors: Pedro Nascimento, Jacques Couillard, Jean-Louis Mauleon, Alain Milan
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Patent number: 6679986Abstract: A catalytic support includes a substantial quantity of at least one SVI group Periodic Table metal oxide in which is incorporated silica. The mass ratio between the quantity of SVI group metal oxide and the quantity of silica it contains ranges between 5 and 70, the SVI group metal oxide is in crystalline form, and the specific surface of the support is greater than or equal to 160 m2/g.Type: GrantFiled: May 16, 2000Date of Patent: January 20, 2004Assignee: Total Raffinage Distribution S.A.Inventors: Pedro Da Silva, Marc Bisson, Alain Milan, Sebastien Decker, Joeri Denayer
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Patent number: 6673977Abstract: A procedure for the alkylation of isobutane by olefinic hydrocarbons, in which a first hydrocarbon charge (3) rich in isobutane is put in contact with a second hydrocarbon charge rich in light olefins (2), under conditions that will provoke the alkylation of the isobutane by the light olefins, the effluents that emanate from the reaction area in a fractionation column (6) are treated in order to extract therefrom at least a first cut rich in alkylate (7), a second cut rich in normal butane (8) and a third cut rich in isobutane (9), said third cut (9) is then recycled at the entry of the alkylation reaction area. The second cut (8) rich in normal butane is purified (12) so as to lower its content in compounds with 5 or more carbon atoms to a value that is less than or equal to 5% by weight, the cut thus purified (14) is treated in an isomerization reactor (16) of normal butane to isobutane, this cut is then recycled (21) at the entry of the alkylation effluents fractionation column (6).Type: GrantFiled: December 20, 2000Date of Patent: January 6, 2004Assignee: Total Raffinage Distribution S.A.Inventors: Jean-Louis Mauleon, Pedro Nascimento
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Patent number: 6652736Abstract: The invention concerns a stripping method for extracting solid fluidized particles whereby the particles to be stripped are subjected to a first stripping in a first chamber (9), then at least a second stripping in a second chamber (10) wherein are provided solid/gas separating means allowing the gaseous fluids derived from the second stripping to directly pass through from the bottom to the top but preventing them from going up again into the first chamber (9). The invention also concerns a device for implementing said method.Type: GrantFiled: April 23, 2001Date of Patent: November 25, 2003Assignee: Total Raffinage Distribution S.A.Inventors: Mariano Del Pozo, Tanneguy Descazeaud, Daniel Barthod
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Patent number: 6638419Abstract: A method for obtaining oil products such as diesel fuel with improved quality, from a gas oil fraction containing organosulphur compounds such as dibenzenethiophenes and/or their derivatives, with initial and final boiling points generally ranging between about 170 and 480° C. The method includes at least two steps which consist in: (a) liquid-liquid extraction wherein the diesel fuel fraction is contacted with a solvent so as to obtain a gas oil-type raffinate with low content of sulphur and aromatic compounds and an extract rich in solvent and with high content of sulphur and aromatic compounds; (b) oxidation of the extract sulphur compounds so as to obtain, after separation, a heavy gas oil-type hydrocarbon effluent with low sulphur content, and a residue comprising oxidased organosulphur compounds. The invention also concerns oil products obtained by said method which can be used either for the formation of fuel for internal combustion engine with compression ignition (of the diesel type) or as fuel.Type: GrantFiled: January 10, 2002Date of Patent: October 28, 2003Assignee: Total Raffinage Distribution S.A.Inventors: Pedro Da Silva, Raphaël Le Gall
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Patent number: 6638059Abstract: The invention concerns a burner-type apparatus designed to facilitate fuel gas combustion in the atmosphere, comprising a combustion zone (1) supplied with at least a fuel gas through at least a tube (2) for burning gas intake. The invention is characterized in that the tube (2) end is enclosed with a plurality of elements (3) arranged around the latter each consisting of a venturi and motive fluid supply, and designed to increase the quantity of air in the combustion zone.Type: GrantFiled: September 27, 2001Date of Patent: October 28, 2003Assignee: Total Raffinage Distribution S.A.Inventor: Gérard Mougey
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Patent number: 6599864Abstract: The invention concerns a novel hydrocarbon base oil for lubricants, having a viscosity index not less than 130, comprising mainly long isoparaffinic hydrocarbon chains, branched over several carbon atoms. The invention is characterized in that said chains comprise a number of carbon atoms greater than 25 and have a ratio of the number of substituents consisting of at least two carbon atoms over the number of methyl-type substituents, not less than 0.9.Type: GrantFiled: June 19, 2002Date of Patent: July 29, 2003Assignee: Total Raffinage Distribution S.A.Inventor: Olivier Bertomeu
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Publication number: 20030029778Abstract: This invention relates to a method and device for introducing a liquid-vapor mixture into a radial feed cylindrical fractionating column (1).Type: ApplicationFiled: July 25, 2002Publication date: February 13, 2003Applicant: TOTAL RAFFINAGE DISTRIBUTION S.A.Inventor: Denis Vedrine
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Patent number: 6511635Abstract: The upstream portion of a reactor (1), contains, between the feeding area of the catalyst flow and the injection area of the charge to be cracked, at least one solid and attached packing element (6, 6′), that extends over all or part of the cross section of the reactor and consists of a network of cells through which pass the catalyst particles. This network makes it possible to create at least one step of division and recombination of the flow of catalyst particles, so as to redistribute the latter in a homogenous manner over the cross section of the reactor.Type: GrantFiled: May 24, 1999Date of Patent: January 28, 2003Assignee: Total Raffinage Distribution S.A.Inventors: Jean-Louis Mauleon, Mariano Del Pozo, Daniel Barthod