mhurhangee/ep-ind-claims huggingface dataset:
Process for the recovery of one or more monomers from a gas stream, comprising the following stages: within one and the same first extraction column C1, a) a stage of extraction by bringing the gas stream into contact, in an extraction column, with an organic extraction solvent, in which the said extraction solvent absorbs the said monomer or monomers, and b) a stage of stripping or desorption with an inert gas in the extraction column, by feeding, at the bottom of the column and below the feeding of the gas stream laden with monomers, with a stream of inert gas, preferably molecular nitrogen or a gas stream enriched in molecular nitrogen, a liquid stream comprising the extraction solvent and the monomer or monomers being recovered at the bottom of the column and an exiting gas stream being recovered at the top of the column, then within a second recovery column C2, c) a stage of recovery of the said monomer or monomers, in which the said monomer or monomers are separated from the extraction solvent by distillation in a recovery column fed with the liquid stream recovered at the bottom of the column, a stream comprising concentrated monomer(s) being recovered at the top of the column and a liquid stream comprising the extraction solvent being recovered at the bottom of the column and then recycled to the top of the column, the monomer or monomers being chosen from dienes, vinylaromatic compounds and isobutene. a) a stage of extraction by bringing the gas stream into contact, in an extraction column, with an organic extraction solvent, in which the said extraction solvent absorbs the said monomer or monomers, and b) a stage of stripping or desorption with an inert gas in the extraction column, by feeding, at the bottom of the column and below the feeding of the gas stream laden with monomers, with a stream of inert gas, preferably molecular nitrogen or a gas stream enriched in molecular nitrogen, a liquid stream comprising the extraction solvent and the monomer or monomers being recovered at the bottom of the column and an exiting gas stream being recovered at the top of the column, then within a second recovery column C2, c) a stage of recovery of the said monomer or monomers, in which the said monomer or monomers are separated from the extraction solvent by distillation in a recovery column fed with the liquid stream recovered at the bottom of the column, a stream comprising concentrated monomer(s) being recovered at the top of the column and a liquid stream comprising the extraction solvent being recovered at the bottom of the column and then recycled to the top of the column, the monomer or monomers being chosen from dienes, vinylaromatic compounds and isobutene.
A bypass turbine engine for an aircraft, comprising: - a hollow nacelle of longitudinal axis (L-L) provided, at the front, with an air inlet and, at the rear, with an air outlet; - a central hot-stream generator, positioned axially in said nacelle; - a fan positioned axially in said nacelle forward of said central generator and able to generate the cold stream for said turbine engine; - an outer fairing borne internally by said nacelle and an inner fairing surrounding said central generator, said outer and inner fairings between them delimiting a fan duct of annular cross section for said cold stream and said inner fairing delimiting with said central generator an intermediate chamber of annular cross section surrounding said central generator and provided with at least one rear orifice at the periphery of said hot stream; and - a precooler comprising an inlet for a current of hot air bled from said central generator and an outlet for a current of cooled hot air generated using said cold stream, characterized: - in that said precooler is positioned inside said intermediate chamber in thermal contact with the rear part of the inner fairing, forming an intermediate passage between said precooler and said central generator; and - in that, forward of said precooler, there is at least one air intake passing through said inner fairing and bleeding from said cold stream, a current of cooling air able at least partially to cool said current of hot air entering said precooler. - a hollow nacelle of longitudinal axis (L-L) provided, at the front, with an air inlet and, at the rear, with an air outlet; - a central hot-stream generator, positioned axially in said nacelle; - a fan positioned axially in said nacelle forward of said central generator and able to generate the cold stream for said turbine engine; - an outer fairing borne internally by said nacelle and an inner fairing surrounding said central generator, said outer and inner fairings between them delimiting a fan duct of annular cross section for said cold stream and said inner fairing delimiting with said central generator an intermediate chamber of annular cross section surrounding said central generator and provided with at least one rear orifice at the periphery of said hot stream; and - a precooler comprising an inlet for a current of hot air bled from said central generator and an outlet for a current of cooled hot air generated using said cold stream, - in that said precooler is positioned inside said intermediate chamber in thermal contact with the rear part of the inner fairing, forming an intermediate passage between said precooler and said central generator; and - in that, forward of said precooler, there is at least one air intake passing through said inner fairing and bleeding from said cold stream, a current of cooling air able at least partially to cool said current of hot air entering said precooler.
A composition comprising: A) a fluorinated triarylborane Lewis acid selected from the group consisting of: A1) tris(3,5-bis(trifluoromethyl)phenyl)borane THF adduct; A2) bis(3,5-bis(trifluoromethyl)phenyl)(4-trifluoromethylphenyl)borane THF adduct; A3) bis(3,5-bis(trifluoromethyl)phenyl)(2,4,6-trifluorophenyl)borane THF adduct; A4) bis(3,5-bis(trifluoromethyl)phenyl)(2,6-difluorophenyl)borane THF adduct; A5) bis(3,5-bis(trifluoromethyl)phenyl)(2,5-bis(trifluoromethyl)phenyl)borane; A6) (3,5-bis(trifluoromethyl)phenyl)bis(2,5-bis(trifluoromethyl)phenyl)borane; A7) bis(3,5-bis(trifluoromethyl)phenyl)(2,3,5,6-tetrafluoro-4-trifluoromethylphenyl)borane THF adduct; and A8) a combination of two or more of A1) to A7); and B) a silyl hydride having at least one silicon-bonded hydrogen atom per molecule. A) a fluorinated triarylborane Lewis acid selected from the group consisting of: A1) tris(3,5-bis(trifluoromethyl)phenyl)borane THF adduct; A2) bis(3,5-bis(trifluoromethyl)phenyl)(4-trifluoromethylphenyl)borane THF adduct; A3) bis(3,5-bis(trifluoromethyl)phenyl)(2,4,6-trifluorophenyl)borane THF adduct; A4) bis(3,5-bis(trifluoromethyl)phenyl)(2,6-difluorophenyl)borane THF adduct; A5) bis(3,5-bis(trifluoromethyl)phenyl)(2,5-bis(trifluoromethyl)phenyl)borane; A6) (3,5-bis(trifluoromethyl)phenyl)bis(2,5-bis(trifluoromethyl)phenyl)borane; A7) bis(3,5-bis(trifluoromethyl)phenyl)(2,3,5,6-tetrafluoro-4-trifluoromethylphenyl)borane THF adduct; and A8) a combination of two or more of A1) to A7); and A1) tris(3,5-bis(trifluoromethyl)phenyl)borane THF adduct; A2) bis(3,5-bis(trifluoromethyl)phenyl)(4-trifluoromethylphenyl)borane THF adduct; A3) bis(3,5-bis(trifluoromethyl)phenyl)(2,4,6-trifluorophenyl)borane THF adduct; A4) bis(3,5-bis(trifluoromethyl)phenyl)(2,6-difluorophenyl)borane THF adduct; A5) bis(3,5-bis(trifluoromethyl)phenyl)(2,5-bis(trifluoromethyl)phenyl)borane; A6) (3,5-bis(trifluoromethyl)phenyl)bis(2,5-bis(trifluoromethyl)phenyl)borane; A7) bis(3,5-bis(trifluoromethyl)phenyl)(2,3,5,6-tetrafluoro-4-trifluoromethylphenyl)borane THF adduct; and A8) a combination of two or more of A1) to A7); and B) a silyl hydride having at least one silicon-bonded hydrogen atom per molecule.
A method of providing fuel to an engine during a period of operation of the engine, comprising: determining ambient air conditions in dependence upon actual measured values of ambient air conditions; determining the likelihood of vapour trail formation and/or vapour trail persistence based upon engine operating point and the determined ambient air conditions; determining a desired soot emission index; operating a fuel blender in fluid communication with a source of a first fuel composition and a source of a second fuel composition via at least one inlet (32, 34); calculating a required resultant fuel composition as a function of the desired soot emission index, the required resultant fuel composition defining a percentage of the first and second fuel composition for blending together; mixing, by the fuel blender, said percentages of first fuel composition and second fuel composition to produce the required resultant fuel composition for output to an engine via at least one outlet. determining ambient air conditions in dependence upon actual measured values of ambient air conditions; determining the likelihood of vapour trail formation and/or vapour trail persistence based upon engine operating point and the determined ambient air conditions; determining a desired soot emission index; operating a fuel blender in fluid communication with a source of a first fuel composition and a source of a second fuel composition via at least one inlet (32, 34); calculating a required resultant fuel composition as a function of the desired soot emission index, the required resultant fuel composition defining a percentage of the first and second fuel composition for blending together; mixing, by the fuel blender, said percentages of first fuel composition and second fuel composition to produce the required resultant fuel composition for output to an engine via at least one outlet.
An inflation system for a tubeless tire, the system comprising: an inflation valve including: a valve body having an open proximal end and an open distal end, wherein a valve seat is formed at a periphery of the proximal end; a valve stem extending coaxially through an internal cavity of the valve body, the valve stem including a threaded distal end protruding beyond the open distal end of the valve body; and a valve plug extending from a proximal end of the valve stem beyond the proximal end of the valve body, the valve plug including a resilient seating surface configured to mate with the valve seat; characterised in that the valve stem is retained in the valve body by a transverse pin coupled to the valve body and passing through a slot formed in the valve stem. a valve body having an open proximal end and an open distal end, wherein a valve seat is formed at a periphery of the proximal end; a valve stem extending coaxially through an internal cavity of the valve body, the valve stem including a threaded distal end protruding beyond the open distal end of the valve body; and a valve plug extending from a proximal end of the valve stem beyond the proximal end of the valve body, the valve plug including a resilient seating surface configured to mate with the valve seat; characterised in that the valve stem is retained in the valve body by a transverse pin coupled to the valve body and passing through a slot formed in the valve stem.
A dental curing light device having a thermally conductive layer for dissipating heat from an LED, comprising: a device body having a proximal end and a distal end, the device body extending between the proximal end and the distal end and the device body including a head portion at the distal end and a handle portion, the head portion configured to support or contain an LED; an LED assembly thermally coupled to the head portion of the device body in order for the device body to function as a heat sink, the LED assembly including one or more LED dies and a thermally conductive LED assembly substrate, the one or more LED dies being electrically coupled to one or more contacts (170a, 170b) on the LED assembly, the one or more LED dies being configured to emit a spectrum of light capable of curing a light curable composition; a thermally conductive layer that thermally couples the LED assembly with the device body, and wherein a surface area coupling the thermally conductive layer with the device body is configured to conduct away a majority of waste heat generated by the one or more LED dies away from the LED assembly and into the device body, which functions as the heat sink, characterized in that the device body is formed of a single seamless piece of thermally conductive body material and the handle portion is integral with the head portion extending to the proximal end of the device body, wherein a thermal conductivity of the thermally conductive layer is higher than a thermal conductivity of the body material of the device body. a device body having a proximal end and a distal end, the device body extending between the proximal end and the distal end and the device body including a head portion at the distal end and a handle portion, the head portion configured to support or contain an LED; an LED assembly thermally coupled to the head portion of the device body in order for the device body to function as a heat sink, the LED assembly including one or more LED dies and a thermally conductive LED assembly substrate, the one or more LED dies being electrically coupled to one or more contacts (170a, 170b) on the LED assembly, the one or more LED dies being configured to emit a spectrum of light capable of curing a light curable composition; a thermally conductive layer that thermally couples the LED assembly with the device body, and wherein a surface area coupling the thermally conductive layer with the device body is configured to conduct away a majority of waste heat generated by the one or more LED dies away from the LED assembly and into the device body, which functions as the heat sink, characterized in that the device body is formed of a single seamless piece of thermally conductive body material and the handle portion is integral with the head portion extending to the proximal end of the device body, wherein a thermal conductivity of the thermally conductive layer is higher than a thermal conductivity of the body material of the device body.
Double-flow screw spindle machine to be driven by multiphase mixtures or for conveying multiphase mixtures with at least two separate inlet chambers (11, 12) and an outlet chamber and a separator upstream of the inlet chambers (11, 12) for the separation of the liquid phase and gas the phase, characterised in that both inlet chambers (11, 12) are connected to the separator via separate lines (31, 32; 33) for the separated gas phase and the separated liquid phase.
Gas hob having a closed hob housing in which at least one gas burner is provided, characterised in that the hob housing has at least one outlet region that can be actuated as a function of the interior temperature of the hob housing for discharging leakage gas from the interior of the hob housing, that the outlet region comprises a closure element which can be controlled as a function of the interior temperature of the hob housing, and that the closure element is open at normal interior temperature and that the closure element is closed when a predetermined limit value of the interior temperature is exceeded.
A system for bone imaging using magnetic resonance imaging, comprising an acquisition device configured to generate an echo MRI dataset comprising complex data according to an echo time and a radial sampling scheme wherein at least a center of a k-space is sampled in a radial fashion by carrying out an echo-data MRI acquisition scheme, wherein the acquisition device is configured to sample data on both sides of the origin of k-space, wherein the origin of k-space is based on the echo time, to thereby sample, for a particular encoding gradient setting, data during at least part of a time interval from a radio-frequency excitation pulse to the echo time, and during at least part of a time interval from the echo time onwards, wherein the echo time is greater than or equal to a predetermined T 2 value of a bone; a processing unit for processing the echo MRI dataset, wherein the processing unit is configured to apply a phase ramp to the radial sampling lines of the complex data according to the radial sampling scheme to obtain a bone-enhanced image dataset, wherein a single phase ramp is applied to a radial sampling line of the sampling scheme, which radial sampling line extends on both sides of an origin defined by the echo time, and wherein the phase ramp is based on an equation H k = e − i 2 πf k x 0, wherein H(k) is the phase ramp expressed in a complex radial frequency domain with coordinate k, and x 0 represents a shift in image space, and f(k) is a monotonically increasing function of k, wherein the processing unit is configured to apply H(k) with positive and negative values of k.
A hot-melt adhesive composition comprising a) at least one polyolefin P, which is solid at 25°C; b) at least one soft resin WH with a softening point, measured by the Ring-And-Ball Method according to DIN EN 1238, between -10°C and 40°C; c) at least one polar-modified polyolefin wax PW, characterized in that the soft resin WH is a hydrocarbon resin, in particular an aliphatic C 5 -C 9 -hydrocarbon resin, and in that the amount of soft resin WH is 30 - 60% by weight, in particular 40 - 50% by weight, based on the hot-melt adhesive composition. a) at least one polyolefin P, which is solid at 25°C; b) at least one soft resin WH with a softening point, measured by the Ring-And-Ball Method according to DIN EN 1238, between -10°C and 40°C; c) at least one polar-modified polyolefin wax PW, characterized in that the soft resin WH is a hydrocarbon resin, in particular an aliphatic C 5 -C 9 -hydrocarbon resin, and in that the amount of soft resin WH is 30 - 60% by weight, in particular 40 - 50% by weight, based on the hot-melt adhesive composition.
A synchronous step-down converter for operating one or more lighting means, the synchronous step-down converter having a first switch and a second switch for controlling the current flow of the current flowing through the synchronous step-down converter, the synchronous step-down converter being designed to be operated in a first operating mode or in a second operating mode, in the first operating mode of the synchronous step-down converter the current flowing through the synchronous step-down converter alternately rising and falling, the synchronous step-down converter being designed such that, in the first operating mode, the current flowing through the synchronous step-down converter rises as a result of the first switch being switched on and the second switch being switched off and falls as a result of the first switch being switched off and the second switch being switched on, and, in the second operating mode, the current profile of the current flowing through the synchronous step-down converter decaying over a predetermined time period, the synchronous step-down converter being designed such that, in the second operating mode, the first switch and the second switch are switched off, the synchronous step-down converter being designed to change from the second operating mode into the first operating mode after the predetermined time period has elapsed, characterized in that the synchronous step-down converter is designed to change from the first operating mode into the second operating mode when the current in the first operating mode rises and reaches the zero line or when the current in the first operating mode rises and has a predetermined distance from the zero line, and further characterized in that the predetermined time period is predetermined by a predetermined number of decay cycles. the synchronous step-down converter being designed such that, in the second operating mode, the first switch and the second switch are switched off, the synchronous step-down converter being designed to change from the second operating mode into the first operating mode after the predetermined time period has elapsed, characterized in that the synchronous step-down converter is designed to change from the first operating mode into the second operating mode when the current in the first operating mode rises and reaches the zero line or when the current in the first operating mode rises and has a predetermined distance from the zero line, and further characterized in that the predetermined time period is predetermined by a predetermined number of decay cycles.
An exhaust casing for a low pressure steam turbine system comprising an upper wall, a side wall, the side wall being arranged for connection with an inner guide of a diffuser, an inner surface of the exhaust casing and an outer surface of the exhaust casing, a plurality of reinforcement elements, each of said reinforcement elements being arranged for connection to the side wall, to the inner guide, or to the place of connection between the side wall and the inner guide, and a guiding rib, the guiding rib attached to the upper wall of the exhaust casing and extending radially inwards, characterized in that at least one of the reinforcement elements is fastened to the guiding rib, wherein the guiding rib is positioned at a distance ranging between 1.2 ∗ m and 1.9 ∗ m from the inner surface of the side wall of the exhaust casing, wherein the parameter m is defined as the axial distance of an end point of an outer guide of a diffuser of the steam turbine system from the inner surface of the side wall.
A process for continuously dehydrating aqueous 3-hydroxypropionic acid to aqueous acrylic acid in the liquid phase, the liquid phase having a temperature of 120 to 250°C, aqueous 3-hydroxypropionic acid being continuously supplied to the liquid phase and the aqueous acrylic acid being withdrawn continuously from the liquid phase, wherein the liquid phase comprises 5 to 95% by weight of an inert organic solvent 1 and the inert organic solvent 1 at a pressure of 1013 mbar (101.3 kPa) has a boiling point of 200 to 350°C.
A cell penetrating peptide characterized in that: (i) the length of the amino acid sequence of said peptide is comprised between 15 and 30 amino acids in total; and (ii) said peptide has an amino acid sequence consisting of a fragment of the minimal domain of ZEBRA, said minimal domain extending from residue 170 to residue 220 of ZEBRA of amino acid sequence SEQ ID NO: 23, wherein 0, 1, 2, 3, 4, or 5 amino acids have been substituted, deleted, and/or added without aborting said peptide's cell penetrating ability, (iii) with the proviso that the sequence of said cell penetrating peptide is not a sequence selected from the group consisting of: Ac-RAKFKQLLQHYREVAAAKSSENDRLRLL-NH 2; Ac-AKFKQLLQHYREVAAAKSSENDRLRLLL-NH 2; Ac-KFKQLLQHYREVAAAKSSENDRLRLLK-NH 2; Ac-FKQLLQHYREVAAAKSSENDRLRLLKQ-NH 2 and LEIKRYKNRVASRKCRAKFKQ. (i) the length of the amino acid sequence of said peptide is comprised between 15 and 30 amino acids in total; and (ii) said peptide has an amino acid sequence consisting of a fragment of the minimal domain of ZEBRA, said minimal domain extending from residue 170 to residue 220 of ZEBRA of amino acid sequence SEQ ID NO: 23, wherein 0, 1, 2, 3, 4, or 5 amino acids have been substituted, deleted, and/or added without aborting said peptide's cell penetrating ability, (iii) with the proviso that the sequence of said cell penetrating peptide is not a sequence selected from the group consisting of: Ac-RAKFKQLLQHYREVAAAKSSENDRLRLL-NH 2; Ac-AKFKQLLQHYREVAAAKSSENDRLRLLL-NH 2; Ac-KFKQLLQHYREVAAAKSSENDRLRLLK-NH 2; Ac-FKQLLQHYREVAAAKSSENDRLRLLKQ-NH 2 and LEIKRYKNRVASRKCRAKFKQ. Ac-RAKFKQLLQHYREVAAAKSSENDRLRLL-NH 2; Ac-AKFKQLLQHYREVAAAKSSENDRLRLLL-NH 2; Ac-KFKQLLQHYREVAAAKSSENDRLRLLK-NH 2; Ac-FKQLLQHYREVAAAKSSENDRLRLLKQ-NH 2 and LEIKRYKNRVASRKCRAKFKQ.