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Elf Antar France

Elf France

Societe Nationale Elf Aquitaine

Totalenergies Onetech

Elf Exploration Production

Total France

Koch Materials Company

Koch Material Company

Elf Exploaration Production

Laurent Germanaud

Clarisse Doucet

Jean-Pascal Planche

Patrick Turello

Paul Maldonado

Pascal Nicol

Gilbert Marie

Daniele Eber

Stéphane Kressmann

Christine-Joy Richardson

Jean-Michel Laupie

John-Philippe Robinson

Patrick Azorin

Francedillaois Travers

Frank G Eydoux

Dominique Vichard

Christian Bernasconi

Delphine Minoux

Jean-Luc Couturier

Keith Nelson

Paul Bourdauducq

Henri Strub

Delphine Crozet

Annie Zins

Robert Nouguier

Alice Limoges

Thomas Dubois

Djibril Faye

Laurent Dalix

Samia Lamrani-Kern

Yves Travert

Grégoire Hervé

Denis Fadel

Franck Eydoux

Jean-Paul Mercier

Mathieu Arondel

Guy Raoult

Hakim Ben Sahel

Hélène Rodeschini

Lhopital Michel

Nguyen Truong-Dinh

Olivier Langlois

Nguyen Truong Dinh

Cécile Chambon

Jean Pascal Planche

Julien Herou

Herve Nabet

Trung Kiet Phung

Philippe Pu F Flores

Steven Henning

Nathalie Boitout

Aloïs Joassard

Philippe Flores

Christian Trémolière

Elise Bataille Gresser

Karine Alfoss

The invention relates to a composition preparation method for preparing a composition of estolides, the method comprising reacting an unsaturated compound of a type such as an acid or ester, with a saturated fatty acid; in the presence of a catalyst of a type such as sulphonic acid, the said method including no vacuum distillation step thereby making it possible to separate the monoestolides from the polyestolides. The invention also relates to a composition of estolides that is obtainable by the method according to the invention and the use thereof in lubricating compositions.

Estolide composition and process for making estolides

The invention is a fluid having a kinematic viscosity from 3 to 6 mm/s, a flash point of higher than 120° C. and a pour point lower than −40° C., having a boiling point in the range of from 200° C. to 400° C. and a boiling range below 80° C., said fluid comprising more than 95% isoparaffins and less than 3% of naphthens by weight, a biocarbon content of at least 95% by weight, containing less than 100 ppm aromatics by weight. The invention is also a drilling fluid and the use of the fluid to improve the viscosity of the drilling fluid.

Use of biodegradable hydrocarbon fluids as drilling fluids

A process for the preparation of olefin by alcohol dehydration, for making polymer, fuel or fuel additive and use of olefin obtainable by said process for making polymer, fuel or fuel additive. Preferred olefin is Colefin obtained from dehydration of an alcohol or alcohol mixture, preferably from fusel oil.

Preparation of olefin by alcohol dehydration, and uses thereof for making polymer, fuel or fuel additive

The invention relates to the use, as a liquid phase heat-transfer medium, of a fluid having a boiling point in the range of from 200&#xb0; C. to 400&#xb0; C. and a boiling range below 80&#xb0; C., said fluid comprising more than 95% by weight isoparaffins and less than 3% by weight of naphthens, a biocarbon content of at least 95% by weight, containing less than 100 ppm by weight aromatics.

Use of biodegradable hydrocarbon fluids as heat-transfer media

The invention provides for a fluid having a boiling point in the range of from 100 to 400&#xb0; C. and comprising more than 95% isoparaffins and containing less than 100 ppm aromatics, obtainable by the process comprising the step of catalytically hydrogenating a feed comprising more than 95% by weight of a hydrodeoxygenated isomerized hydrocarbon biomass feedstock, at a temperature from 80 to 180&#xb0; C. and at a pressure from 50 to 160 bars. The invention also provides for a fluid having a boiling point in the range of from 100 to 400&#xb0; C. and a boiling range below 80&#xb0; C., said fluid comprising more than 95% isoparaffins and less than 3% of naphthens by weight and having a ratio of isoparaffins to n-paraffins of at least 12:1, a biodegradability at 28 days of at least 60%, as measured according to the OECD 306 standard, a biocarbon content of at least 95% by weight, and containing less than 100 ppm aromatics by weight. The invention finally provides for uses of the fluid.

Method of providing drilling fluid and solvent

The invention is the use, as oil for aluminium and aluminium alloys cold rolling, of a fluid having a boiling point in the range of from 200&#xb0; C. to 400&#xb0; C. and a boiling range below 80&#xb0; C., said fluid comprising more than 95% by weight isoparaffins and less than 3% by weight of naphthens, a biocarbon content of at least 95% by weight, containing less than 100 ppm by weight aromatics.

Use of biodegradable hydrocarbon fluids for aluminium cold-rolling

A process for preparing a hydrocarbon fluid includes a step of oligomerising an initial hydrocarbon composition which contains, in relation to the total weight of said initial hydrocarbon composition, at least 2% by weight of 3-methyl-but-1-ene, at least 5% by weight of 2-methyl-but-2-ene and at least 5% by weight of 2-methyl-but-1-ene.

Process for the oligomerization of olefins

The invention is a fluid having a kinematic viscosity from 3 to 6 mm/s, a flash point of higher than 120&#xb0; C. and a pour point lower than &#x2212;40&#xb0; C., having a boiling point in the range of from 200&#xb0; C. to 400&#xb0; C. and a boiling range below 80&#xb0; C., said fluid comprising more than 95% isoparaffins and less than 3% of naphthens by weight, a biocarbon content of at least 95% by weight, containing less than 100 ppm aromatics by weight. The invention is also a drilling fluid and the use of the fluid to improve the viscosity of the drilling fluid.

The invention relates to a lubricity additive for fuel, particularly for diesel fuel, directly obtained from the acidification of a soapstock produced by a method for refining at least one vegetable and/or animal oil. The lubricity additive according to the invention is more specifically used for fuels that have a low sulfur content, for example, lower than 500 ppm (by weight).

Lubricity additive for fuel with a low sulphur content

The invention provides for a process for preparing a fluid having a boiling point in the range of from 100 to 400&#xb0; C. and comprising more than 95% isoparaffins and containing less than 100 ppm aromatic, comprising the step of catalytically hydrogenating a feed comprising more than 95% by weight of a hydrodeoxygenated isomerized hydrocarbon biomass feedstock, at a temperature from 80 to 180&#xb0; C. and at a pressure from 50 to 60 bars. The invention also provides for a fluid having a boiling point in the range of from 100 to 400&#xb0; C. and a boiling range below 80&#xb0; C., said fluid comprising more than 95% isoparaffins and less than 3% of naphthens by weight and having a ratio of iso-paraffins to n-paraffins of at least 12:1, a biodegradability at 28 days of at least 60%, as measured according to the OECD 306 standard, a biocarbon content of at least 95% by weight, containing less than 100 ppm aromatics by weight, and comprising carbon expressed as CH3 sat less than 30%.

Process for the production of biodegradable hydrocarbon fluids

The present disclosure relates to novel anti-wear additives for diesel or biodiesel fuels having a sulphur content less than or equal to 500 ppm by mass. These novel additives will also improve the lacquering resistance of the higher-grade diesel or biodiesel fuels having a sulphur content less than or equal to 500 ppm by mass.

Additives for improving the resistance to wear and to lacquering of diesel or biodiesel fuels

Composition of special fluid comprising at least one hydrogenated mono- and/or at least one polyterpene, in a mixture with at least one special fluid for industrial applications such as the petroleum industry, in construction as sealants and paints, adhesives, the inks industry, metal working, the treatment and protection of metals, but also for domestic uses and in the agric-food and plumbing industries.

Composition of special fluid and use

The invention concerns a multifunctional additive enabling fuels to be operable in cold conditions, consisting of copolymers of at least a dicarboxylic compound with at least an olefin, and whereon are grafted nitrogenous functions and/or esters of general formula (1) wherein: Rand R, and Rand R, Rand Rare hydrogen or alkyl radicals, and x is selected among the amine salts and N-alkylpolyalkylenepolyamines and their monohydroxylated and polyhydroxylated derivatives, N-alkylpolyalkylenepolyamine alkylesters and esters, and alkylamines and N-alkylpolyalkylenepolyamines.

Multifunctional additive compositions enabling middle distillates to be operable in cold conditions

A subject of the present invention is an anti-corrosive and antistatic lubricating composition for a hydrocarbonated mixture comprising: 

Lubricating composition for hydrocarbonated mixtures and products obtained

The invention concerns a fuel for diesel engines, with a sulphur content of less than 500 ppm containing in a major proportion at least one average distillate from a straight-run distilling cup of crude oil, with temperature ranges between 150 and 400&#xb0; C. and in a minor proportion a lubricating additive containing monocarboxylic and polycyclic acids. The said fuel is characterized in that it contains at least 20 ppm of the additive consisting of at least one monocarboxylic aliphatic hydrocarbon, saturated or unsaturated, of linear chain between 12 and 14 carbon atoms, and at least one polcyclic hydrocarbon compound, containing at least two cycles each formed of 5 to 6 atoms one of which at most is optionally a heteroatom such as nitrogen or oxygen and the other atoms are carbon atoms, these two cycles having further two carbon atoms in common, preferably vicinal, these said cycles being saturated or unsaturated, substituted or non-substituted by at least one single grouping selected among the carboxylic, amine carboxyl, ester and nitrile groupings, the fuel containing more than 60 ppm of additive when the said combination is tall oil.

Fuel with low sulphur content for diesel engines

Growing community of inventors

Heyrieux, France

Laurent Germanaud