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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Marchal-George; Nathalie
Address:
Saint-Genis-Laval, FR
No. of patents:
25
Patents:












Patent Number Title Of Patent Date Issued
7981828 Process for hydrodesulphurizing gasoline cuts containing sulphur and olefins in the presence of July 19, 2011
The invention is about a catalyst comprising at least one support, at least one group VIII element, at least one group VIB element and phosphorus, in which the density of group VIB elements per unit surface area of the support is in the range (limits included) 2.times.10.sup.-4 to 18
7371315 Flexible method for producing oil bases and distillates by hydroisomerization-conversion on a we May 13, 2008
A process for production of very high-quality base oils, and simultaneous production of high-quality middle distillates, comprises the successive stages of hydroisomerization and catalytic dewaxing. The hydroisomerization takes place in the presence of a catalyst containing at least
7347931 Partially coked catalysts that can be used in the hydrotreatment of fractions that contain sulfu March 25, 2008
The invention relates to a catalyst for the selective hydrodesulfurization of hydrocarbon-containing feedstocks that comprise sulfur-containing compounds and olefins. This catalyst comes in a sulfurized form and comprises a substrate that is selected from among the refractory oxides,
7344635 Integral method for desulphurization of a hydrocarbon cracking or stream cracking effluent March 18, 2008
Process for desulfurization of an effluent for cracking or steam-cracking hydrocarbons, more particularly a gasoline for example for catalytic cracking that comprises the elimination of thiophenic compounds by alkylation of these compounds, followed by a distillation, a hydrocracking
7306714 Process for hydrodesulphurizing cuts containing sulphur containing compounds and olefins in the December 11, 2007
A process for hydrodesulphurizing gasoline cuts is carried out in the presence of a catalyst comprising at least one group VIII element, at least one group VIB element, and a support with a specific surface area of less than about 200 m.sup.2/g, wherein the density of the group VIB e
7267758 Flexible method for producing oil bases and middle distillates with hydroisomerization-conversio September 11, 2007
For producing very high quality base stock and for simultaneously producing high quality middle distillates, successive hydroisomerisation and catalytic dewaxmg steps are employed wherein the hydroisomerisation is carried out in the presence of a catalyst containing at least one nobl
7223333 Process for hydrodesulphurization of cuts containing sulphur containing compounds and olefins in May 29, 2007
Conducting the hydrodesulphurization of gasoline cuts in the presence of a catalyst comprising at least one support, at least one element of group VIII and tungsten, in which the atomic ratio (element of group VIII)/(element of group VIII+tungsten) is greater than 0.15 and less than
7025872 Process for obtaining a feedstock that can be used in an etherification unit April 11, 2006
Process for obtaining a hydrocarbon fraction that can be used as a feedstock of an etherification unit and that contains a small amount of diene compounds, nitrogen-containing compounds and sulfur-containing compounds, starting from an initial hydrocarbon feedstock that comprises a m
6984309 Zeolite ZSM-48 catalyst and method for improving paraffinic feedstock flow point January 10, 2006
The invention pertains to a catalyst that consists of a substrate made of at least one matrix and at least one zeolite that is selected from the group composed of the zeolites ZSM-48, EU-11, and ZBM-30, whereby, at the level of the zeolite, at least one noble metal of Group VIII is depos
6736959 Process for improving the pour point of feeds containing paraffins using a catalyst based on a b May 18, 2004
The invention concerns a process for improving the pour point of a feed comprising paraffins containing more than 10 carbon atoms, in which the feed to be treated is brought into contact with a catalyst. The catalyst comprises at least one dioctahedral 2:1 phyllosilicate, preferably
6712953 Catalyst that contains a zeolite that is high in an element of group VIB and/or VIII and its use March 30, 2004
The invention relates to a catalyst that contains at least one matrix, at least one zeolite and at least one hydro-dehydrogenating element that is located at the matrix (deposited on the catalyst or contained in the matrix), in which the zeolite contains in its porous network at least on
6660897 Catalyst based on a noble metal with low dispersion, and its use in converting hydrocarbon feeds December 9, 2003
A catalyst comprising at least one noble metal deposited on an acidic support, wherein the dispersion of the noble metal is less than 20%.
6602402 Flexible process for producing base stock and distillates by conversion-hydroisomerisation using August 5, 2003
An improved process for producing very high quality base stock and for simultaneous production of high quality middle distallates, comprising successive hydroisomerisation and catalystic dewaxing steps wherein hydroisomerisation is carried out in the presence of a catalyst containing
6541417 Catalyst based on a noble group VIII metal containing silicon and possibly boron, and its use in April 1, 2003
The invention provides a catalyst including a support, at least one noble metal from group VIII of the periodic table, silicon as a dopant, optionally boron, optionally at least one group VIB element, optionally phosphorous and optionally at least one halogen. The invention also prov
6531051 Catalyst that contains a zeolite that is high in an element of group VB and its use in hydrorefi March 11, 2003
The invention relates to a catalyst that contains at least one matrix, at least one zeolite and at least one element that is deposited on the catalyst or contained in the matrix and selected from the group that is formed by the elements of groups VIB, VIII and VB, and at least one pr
6500330 Hydrocracking process with catalyst comprising a zeolite Y not globally dealuminized, an element December 31, 2002
The invention relates to a hydrocracking catalyst comprising at least one amorphous or poorly crystallized matrix of the oxide type, at least one element of group VB, preferably niobium, and at least one zeolite Y not globally dealuminized, at least one promoter element chosen from the g
6436278 Process for producing gasoline with an improved octane number August 20, 2002
The invention concerns a process for producing gasoline with an improved octane number, optionally accompanied by oil and/or middle distillate production, by conversion-hydroisomerization of the paraffins in the feed using a catalyst containing at least one noble metal deposited on an
6432868 Bimetallic catalyst comprising fluorine, and its use for hydrogenating aromatic compounds in the August 13, 2002
The invention concerns a catalyst comprising at least two group VIII metals, chlorine, fluorine, and at least one amorphous oxide matrix. The catalytic composition is such that the fluorine content is 1.5% by weight or more of the total catalyst mass. The invention also concerns the use
6423664 Fluorinated catalyst comprising a group VIII metal and an additional metal, and its use for hydr July 23, 2002
The invention concerns a catalyst comprising at least one group VIII metal, at least one additional metal, at least two halogens, including chlorine and fluorine, and at least one amorphous oxide matrix. The catalytic composition is such that the fluorine content is 1.5% by weight or mor
6329314 Process for activation of a catalyst in the presence of thionic and nitrogenous compounds December 11, 2001
A process for activation of a hydroconversion catalyst, whereby said catalyst contains at least one metal or element of group VIII, at least one acid element and optionally at least one metal or element of group VI according to which a light petroleum fraction, at least one thionic c
6251261 Catalyst that comprises a clay and an element of group VB, and its use in hydrocraking of petrol June 26, 2001
The invention relates to a hydrocracking catalyst that comprises at least one oxide-type amorphous or poorly crystallized matrix, at least one element of group VB, preferably niobium, and at least one clay that is selected from the group that is formed by the 2:1 dioctahedral phyllos
6231750 Hydrocracking catalyst comprising a beta zeolite and a group VB element May 15, 2001
The invention provides a hydrocracking catalyst comprising at least one mineral matrix, at least one beta zeolite, at least one group VB element or at least one mixed sulphide phase comprising sulphur, optionally at least one group VIB or group VIII element, optionally at least one eleme
6207870 Catalyst based on a noble group VIII metal containing silicon and possibly boron, and its use in March 27, 2001
The invention provides a catalyst including a support, at least one noble metal from group VIII of the periodic table, silicon as a dopant, optionally boron, optionally at least one group VIB element, optionally phosphorous and optionally at least one halogen. The invention also prov
6187708 Process for activation of catalysts with a nitrogenous compound and excess thionic compound the February 13, 2001
The invention relates to a process for the sulfurization of hydroconversion catalysts, whereby said catalyst contains at least one element of group VIII of the periodic table and optionally an element of group VI, whereby said metal is present in the oxide state. Said process comprises a
6123831 Catalyst comprising a zeolite selected from the group formed by zeolites NU-85, NU-86 and NU-87, September 26, 2000
The invention concerns a hydrocracking catalyst comprising at least one amorphous or poorly crystallised matrix of oxide type, at least one element from group VB, preferably niobium, at least one zeolite selected from the group formed by zeolites NU-85, NU-86 and NU-87, and at least one










 
 
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