Abstract: The present invention relates to a single-phase process for the preparation of a calcium sulphonate complex grease. More particularly, the invention relates to a single-phase process for the preparation of a calcium sulphonate complex grease in the absence of boric acid and comprising the implementation of at least one step under pressure.

Abstract: The present invention relates to a process for the preparation of ethylene polymers using a number of reactors arranged in series comprising the steps in which a) ethylene, a diluent, a catalyst, a co-catalyst and optionally comonomers and hydrogen are introduced into a first reactor, b) polymerization of ethylene and optionally comonomers is carried out in the reaction mixture of said first reactor to make ethylene polymers, c) reaction mixture is discharged from said first reactor, d) said reaction mixture and fresh ethylene and optionally comonomers and hydrogen are introduced into the consecutive reactor to make additional ethylene polymers, e) said reaction mixture is discharged from said consecutive reactor and introduced into the further consecutive reactor, if any, with fresh ethylene and optionally comonomers and hydrogen to make additional ethylene polymers, steps c) and d) are repeated until the last reactor of the series, f) reaction mixture is discharged from last reactor of the series and ethyl

Abstract: This invention relates to a method comprising a determination of a first group of facies as a function of the local values of proportion of the groups of facies for each mesh cell of the model. If said first group is among the first set of groups, the neighbouring mesh cells are the current virgin mesh cells neighbouring the set of connected mesh cells, otherwise they are the current virgin mesh cells neighbouring mesh cells associated with a group. A second group is determined for each neighbouring mesh cell as a function of the local values of proportion of the groups of facies for said current virgin mesh cell and if the second determined group of facies corresponds to the first group of facies, identification of said current virgin mesh cell as a candidate mesh cell.

Abstract: A containment system for recovering hydrocarbon fluid from a leaking device comprising a dome sealed to the seafloor around the leaking device and forming a cavity for accumulating hydrocarbon fluid. The dome comprises a first dome and a second dome connected to the first dome. The second volume of the second dome is smaller than the first volume of the first dome.

Abstract: A lubricant composition includes at least one branched polyglycerol ether, and more particularly at least one branched polyglycerol ether and at least one dispersant. A method for reducing fuel consumption of a vehicle utilizing a lubricant composition is also provided. Furthermore, a use of a branched polyglycerol ether as a friction modifier in a lubricant composition is disclosed.

Abstract: Described herein are molecules, constructs and methods for the production and secretion of polypeptides of interest by host cells, preferably bacterial host cells, and more particularly gram positive bacteria. In particular, the present invention is related to a polynucleic acid encoding a fusion protein and to uses thereof for the secretion of heterologous or homologous polypeptides of interest by a bacterial host cell, preferably Clostridium bacteria. The present invention further relates to methods and constructs for the production and secretion of heterologous or homologous polypeptides of interest proteins by host cells using such polynucleic acids and fusion proteins.

Abstract: The present invention relates to a method to process a three dimensional seismic image. The method comprises, for a center point and for a plane comprising said center point, determining a first maximal correlation between a first vector of the seismic values associated with at least a point of the seismic image having a distance to the center point below the predetermined distance and on a first line, and a second vector of the seismic values associated with points on a second line parallel to the first line, determining a second maximal correlation between the first vector, and a third vector of the seismic values associated with points on a third line parallel to the first line, and determining a difference value based on at least a difference between the first maximal correlation and the second maximal correlation.

Abstract: A hydrocarbon production facility includes: a hydrocarbon well; a hydrocarbon production line including: in the well, a production tube, and on the surface, an evacuation tube from the production tube; on the surface, a source of pressurized gas; an injection line of pressurized gas in the hydrocarbon production line, linked to the source of pressurized gas; a pump for circulation of hydrocarbon from the well hydrocarbon circulation; a pneumatic motor for supplying power to the pump, fitted on the injection line of the pressurized gas and adapted to be rotated by expansion of the pressurized gas. A corresponding production method and an upgrade method of a facility are also disclosed.

Abstract: The present invention relates to a blend comprising metallocene polypropylene and an elastomer for automobile parts, characterized in that said blend has low volatile organic compounds emissions. The invention also relates to the use of said blend in parts for automobiles.

Abstract: The provided are a polylactic acid-polyalkylene glycol copolymer and a composition comprising the same which have excellent crystallization rate, wherein the polylactic acid-polyalkylene glycol copolymer is prepared by melt-reacting polylactic acid with polyalkylene glycol of which one end group is substituted with a functional group and has improved eco-friendliness, injection moldability, and excellent heat resistance which makes it to be suitably applied to various molded articles requiring great heat resistance, such as disposables, kitchen utensils and containers, electric-electronic parts and automobile parts.

Abstract: A fall detection device for a lifeline, intended to be mounted on an energy absorber which includes a static portion and a mobile portion secured together, wherein the mobile portion is shifted in the event of a force higher than a force threshold value and actuates an absorber. The fall detection device includes a sensor and trajectory tracking device secured to the end of the static portion or to the end of the mobile portion and able freely to move with the end of the mobile portion or the end of the static portion respectively. This trajectory tracking device is adapted to actuate the sensor when shifting of the mobile portion is data-generating.

Abstract: The present invention concerns an integrated process for the production of liquid hydrocarbons starting from a feed containing at least one fraction of biomass and optionally at least one fraction of another feed, said process comprising at least one pre-treatment step, a gasification step, a step for conditioning synthesis gas, a water scrubbing step, a step for eliminating acid gases, a final purification step, and a catalytic Fischer-Tropsch synthesis reaction step.

Abstract: A method for determining the density of cement slurry in undersea drilling is disclosed. The method uses the reflection of acoustic waves from the slurry in order to determine its acoustic impedance and thus its density.

Abstract: A method of determining the position of a detector disposed under the sea, comprising the following steps: emit N waves from N emission points, record the propagation time of said wave between each emission point and the detector; determine the P time intervals Ti, with P?1 such that, for each time interval Ti, there exist Mi emission points, Mi?3 for 1?i?P, whose propagation times lie in the time interval, determine for each time interval Ti of the circle which passes closest to the Mi points whose propagation time lies in said time interval, and then determine the position of the detector as being the barycenter of the P centers of the circles determined previously.

Abstract: 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.

Abstract: A containment system for recovering hydrocarbon fluid from a leaking device situated at a deep seafloor comprising a pipe for conveying an input fluid that is a mix of water, oil, gas, and hydrate, and a treatment facility fed with the input fluid from the pipe and separating the components of the input fluid. The treatment facility comprises a tank for dissociation of hydrate component and extraction of the oil component. The treatment facility comprises a heater device inside the tank.

Abstract: The invention relates to the use of a compound of the general formula (I), wherein A represents an alkanediyl radical having 2 to 4 carbon atoms, which may be substituted by one or more methyl and/or ethyl groups, and either R represents a linear or branched C1 to C4 alkyl group and R? represents a hydrogen atom, or R and R? are linked together to form a cycle, and the —R—R?— radical represents —CO—, as a tracer for use in a Single-Well Chemical Tracer Test, to determine the Residual Oil Saturation in oil reservoirs.

Abstract: A plasticizer composition for mastics, plastisols and adhesives is disclosed. The plasticizer includes at least one hydrocarbon-containing cut or a cut originating from biomass conversion and at least one fatty acid monoester. The plasticizer is free of phthalates.

Abstract: The disclosed technology relates generally to photovoltaic cells, and more particularly to photovoltaic cells with plated metal contacts. In one aspect, a method of fabricating a photovoltaic cell with a metal contact pattern on a surface of a semiconductor substrate includes locally smoothening portions of the surface of the semiconductor substrate by using a first laser, at predetermined locations. The method additionally includes doping the surface of the semiconductor substrate to form an emitter region. The method additionally includes forming a dielectric layer on the surface of the semiconductor substrate, and subsequently forming openings through the dielectric layer by using a second laser, thereby locally exposing the underlying surface of the semiconductor substrate at the predetermined locations. The method further includes forming metal contacts at exposed regions of the surface of the semiconductor substrate by plating.

Abstract: A supported catalyst system includes a coprecipitated silica- and titania-containing support, alumoxane, and a metallocene. The supported catalyst system has a Ti content of at least 0.1 wt %.