mhurhangee/ep-ind-claims huggingface dataset:
A process for the preparation of a 1,4-cyclohexanedimethanol from terephthalic acid, comprising (i). contacting terephthalic acid and (4-methylcyclohexyl)methanol in a reaction zone at a temperature of 200 °C to 300 °C under super atmospheric pressure, while removing water from the reaction zone, to form an esterification product mixture comprising bis(4-methylcyclohexyl)methyl) terephthalate; (ii). contacting the esterification product mixture with hydrogen in a first hydrogenation zone in the presence of a catalyst effective for hydrogenation of an aromatic ring to produce a liquid effluent comprising bis(4-methylcyclohexyl)methyl) cyclohexane-1,4-dicarboxylate; (iii). contacting the effluent from the first hydrogenation zone with hydrogen in the presence of an ester hydrogenation catalyst in a second hydrogenation zone to produce a hydrogenation product comprising 1,4-cyclohexanedimethanol, 4,4'-oxybis(methylene)bis(methyl-cyclohexane), and (4-methylcyclohexyl)methanol and; (iv). recycling at least a portion of the (4-methylcyclohexyl)methanol from step (iii) to step (i). (i). contacting terephthalic acid and (4-methylcyclohexyl)methanol in a reaction zone at a temperature of 200 °C to 300 °C under super atmospheric pressure, while removing water from the reaction zone, to form an esterification product mixture comprising bis(4-methylcyclohexyl)methyl) terephthalate; (ii). contacting the esterification product mixture with hydrogen in a first hydrogenation zone in the presence of a catalyst effective for hydrogenation of an aromatic ring to produce a liquid effluent comprising bis(4-methylcyclohexyl)methyl) cyclohexane-1,4-dicarboxylate; (iii). contacting the effluent from the first hydrogenation zone with hydrogen in the presence of an ester hydrogenation catalyst in a second hydrogenation zone to produce a hydrogenation product comprising 1,4-cyclohexanedimethanol, 4,4'-oxybis(methylene)bis(methyl-cyclohexane), and (4-methylcyclohexyl)methanol and; (iv). recycling at least a portion of the (4-methylcyclohexyl)methanol from step (iii) to step (i).
A method for calibrating a plethysmographic measurement system, the method comprising: (a) measuring the combined volume of a plethysmographic measurement chamber and a known calibration volume coupled to said chamber by an opening to obtain a baseline volume measurement; (b) sealing off said known volume from said chamber with an electronically controlled valve coupled to said opening; (c) measuring the volume of said measurement chamber sealed off from said reference volume to obtain a comparison volume measurement; (d) calibrating the plethysmographic measurement system based on the known calibration volume and a comparison of said baseline volume measurement and said comparison volume measurement. (a) measuring the combined volume of a plethysmographic measurement chamber and a known calibration volume coupled to said chamber by an opening to obtain a baseline volume measurement; (b) sealing off said known volume from said chamber with an electronically controlled valve coupled to said opening; (c) measuring the volume of said measurement chamber sealed off from said reference volume to obtain a comparison volume measurement; (d) calibrating the plethysmographic measurement system based on the known calibration volume and a comparison of said baseline volume measurement and said comparison volume measurement.
Test bench for a turbomachine comprising: - a passage of airflow of the turbomachine, with an inlet and an outlet; - sensors (A, B, C) for measuring data relating to the turbomachine, or relating to the bench; characterized in that the test bench comprises: - a control device connected to the sensors (A, B, C) and connected to a network; and - an augmented reality head-mounted display comprising a camera, connected to the control device and aimed at directing a user to carry out a maintenance operation on an equipment (2, 4,..., 37, A, B, C) of the bench or of the turbomachine, the control device being switchable between at least two modes of operation, including a tutorial mode in which the information broadcasted by the head-mounted display is provided solely by the control device and an online assistance mode in which information broadcasted by the head-mounted display is provided by the network with which the control device interacts and the data captured by the camera are transmitted to the network. - a passage of airflow of the turbomachine, with an inlet and an outlet; - sensors (A, B, C) for measuring data relating to the turbomachine, or relating to the bench; - a control device connected to the sensors (A, B, C) and connected to a network; and - an augmented reality head-mounted display comprising a camera, connected to the control device and aimed at directing a user to carry out a maintenance operation on an equipment (2, 4,..., 37, A, B, C) of the bench or of the turbomachine, the control device being switchable between at least two modes of operation, including a tutorial mode in which the information broadcasted by the head-mounted display is provided solely by the control device and an online assistance mode in which information broadcasted by the head-mounted display is provided by the network with which the control device interacts and the data captured by the camera are transmitted to the network.
Laser processing machine arrangement (1; 1') comprising - a laser processing head for laser processing a workpiece, laser radiation being emitted radially from a processing zone on the workpiece during operation of the laser processing head, - a laser protection wall which surrounds the laser processing head and a danger region around the laser processing head and which shields the laser radiation which is emitted radially from the processing zone during operation, and - at least one opening (15, 16; 42, 43, 44) in the laser protection wall, through which opening the danger region can be entered, characterised in that, the laser protection wall and the at least one opening (15, 16; 42, 43, 44) in the laser protection wall are arranged in such a manner that the at least one opening (15, 16; 42, 43, 44) is completely shadowed by the laser protection wall or with the cooperation of the laser protection wall from the laser radiation which is emitted radially from the processing zone during operation of the laser processing head. - a laser processing head for laser processing a workpiece, laser radiation being emitted radially from a processing zone on the workpiece during operation of the laser processing head, - a laser protection wall which surrounds the laser processing head and a danger region around the laser processing head and which shields the laser radiation which is emitted radially from the processing zone during operation, and - at least one opening (15, 16; 42, 43, 44) in the laser protection wall, through which opening the danger region can be entered,
Handle assembly for a structural heart catheter based delivery system, the handle assembly comprising: an actuation unit that is connectable to a delivery member for performing a movement of the delivery member in a longitudinal direction; an actuating element for manually actuating the actuation unit, wherein the actuating element comprises a wheel element that is rotatable around a rotation axis, said rotation axis being the longitudinal axis of the handle assembly; wherein the wheel element is attached to the actuation unit via a force limiting coupling unit (118, 120) for disengaging the wheel element from the actuation unit if a mechanical force applied to the wheel element by a user exceeds a threshold value, wherein the force limiting coupling unit comprises an inner bearing element that is coupled to the actuation unit and an outer bearing element that is accessible for a user and is engaged with the inner bearing element as long as the mechanical force applied by the user is below said threshold value; one of the inner bearing element and the outer bearing element has a plurality of bearing recesses each being engaged with a corresponding ball bearing as long as the applied mechanical force does not exceed said threshold value, the ball bearing comprises a ball plunger, the ball plunger having a body with a spring-loaded ball retained therein, the individual ball plungers are held inside cavities that are provided at the other one of inner bearing element and the outer bearing element, the outer bearing element has an actuation surface that can be touched by a user in order to rotate the wheel element. an actuation unit that is connectable to a delivery member for performing a movement of the delivery member in a longitudinal direction; an actuating element for manually actuating the actuation unit, wherein the actuating element comprises a wheel element that is rotatable around a rotation axis, said rotation axis being the longitudinal axis of the handle assembly; wherein the wheel element is attached to the actuation unit via a force limiting coupling unit (118, 120) for disengaging the wheel element from the actuation unit if a mechanical force applied to the wheel element by a user exceeds a threshold value, wherein the force limiting coupling unit comprises an inner bearing element that is coupled to the actuation unit and an outer bearing element that is accessible for a user and is engaged with the inner bearing element as long as the mechanical force applied by the user is below said threshold value; one of the inner bearing element and the outer bearing element has a plurality of bearing recesses each being engaged with a corresponding ball bearing as long as the applied mechanical force does not exceed said threshold value, the ball bearing comprises a ball plunger, the ball plunger having a body with a spring-loaded ball retained therein, the individual ball plungers are held inside cavities that are provided at the other one of inner bearing element and the outer bearing element, the outer bearing element has an actuation surface that can be touched by a user in order to rotate the wheel element.
A method for correcting the radial moment weight of a vane for an aircraft turbine engine, the method comprising the following steps: (a) providing a vane extending along an axis of elongation Z between a free end and opposite a root, the vane comprising a blade made of composite material and having a leading edge, a trailing edge connected to the leading edge by a suction side and a pressure side opposite the suction side, the vane further comprising a protective shield attached to the leading edge, (b) measuring the radial moment weight of the vane, (c) comparing the measured radial moment weight with a reference value and adjusting the radial moment weight of the vane as a function of the result of the comparison, characterized in that, in step (a), the vane comprises at least one adjustment cavity extending along the leading edge and opening onto the free end of the vane, and in that, in step (c), the adjustment is carried out by inserting a first material into the adjustment cavity. (a) providing a vane extending along an axis of elongation Z between a free end and opposite a root, the vane comprising a blade made of composite material and having a leading edge, a trailing edge connected to the leading edge by a suction side and a pressure side opposite the suction side, the vane further comprising a protective shield attached to the leading edge, (b) measuring the radial moment weight of the vane, (c) comparing the measured radial moment weight with a reference value and adjusting the radial moment weight of the vane as a function of the result of the comparison, characterized in that, in step (a), the vane comprises at least one adjustment cavity extending along the leading edge and opening onto the free end of the vane, and in that, in step (c), the adjustment is carried out by inserting a first material into the adjustment cavity.
An acoustic liner for attenuating noise in a substantially axially flowing fluid stream in a gas turbine engine, the acoustic liner circumscribing an axis and comprising: a remote panel, the remote panel being remote from the fluid stream; a perforated proximate panel radially spaced from the remote panel, the proximate panel being proximate to the fluid stream; characterised by partitions spanning radially across a space between the remote panel and the proximate panel, wherein the partitions, the remote panel and the proximate panel define at least one inter-panel compartment; and at least one baffle, wherein the at least one baffle and the partitions define at least one resonator chamber in the at least one inter-panel compartment and the at least one baffle defines an associated neck for establishing communication between the at least one resonator chamber and the fluid stream. a remote panel, the remote panel being remote from the fluid stream; a perforated proximate panel radially spaced from the remote panel, the proximate panel being proximate to the fluid stream; characterised by partitions spanning radially across a space between the remote panel and the proximate panel, wherein the partitions, the remote panel and the proximate panel define at least one inter-panel compartment; and at least one baffle, wherein the at least one baffle and the partitions define at least one resonator chamber in the at least one inter-panel compartment and the at least one baffle defines an associated neck for establishing communication between the at least one resonator chamber and the fluid stream.
A back-illuminated solid-state image sensor comprising, a photosensitive Si substrate with an epitaxial backside surface, said Si substrate having an intensity transmission including a wavelength dependent interference fringe amplitude; and an anti-reflection structure comprising a layered sequence of refractory metal oxides and/or fluoride dielectrics on top of said backside surface of the Si substrate, characterized in that said layered sequence of refractory metal oxides and/or fluoride dielectrics are added and their thickness determined such that the reflectivity of light reflected from the backside surface of the Si substrate remains at or below one percent for wavelengths centered about the peak interference fringe amplitude and less than eleven percent for wavelengths ranging from 400 - 1100 nm.
Alkali metal oxide-metal oxide mixed oxide powder in the form of aggregates of pore-free primary particles, comprising from 0.005 to 5% by weight of at least one alkali metal oxide, characterized in that it - has a BET surface area of from 100 to 350 m 2 /g, - has a specific DBP number, expressed as DBP number per square metre of specific surface area, greater than or equal to that of a powder which has only the metal oxide component, - has the alkali metal oxide distributed in the core and on the surface of the primary particles. - has a BET surface area of from 100 to 350 m 2 /g, - has a specific DBP number, expressed as DBP number per square metre of specific surface area, greater than or equal to that of a powder which has only the metal oxide component, - has the alkali metal oxide distributed in the core and on the surface of the primary particles.
A handheld electrofocused blow spinning (EFBS) device, comprising: a spinneret comprising an outer sheath and an inner needle; a syringe, capable of holding spinning solution, fluidly connected to the spinneret inner needle; at least one gas regulator; a gas supply fluidly connected to the syringe and the spinneret outer sheath, such that the gas supply is capable of simultaneously pressurizing the syringe and propelling gas out of the spinneret outer sheath; and a power source and a high voltage power supply. a spinneret comprising an outer sheath and an inner needle; a syringe, capable of holding spinning solution, fluidly connected to the spinneret inner needle; at least one gas regulator; a gas supply fluidly connected to the syringe and the spinneret outer sheath, such that the gas supply is capable of simultaneously pressurizing the syringe and propelling gas out of the spinneret outer sheath; and a power source and a high voltage power supply.
A method of preparing a crystalline microporous germanosilicate composition designated CIT-13, comprising a three-dimensional framework having pores defined by 10- and 14-membered rings and exhibiting a powder X-ray diffraction pattern exhibiting at least five peaks at 6.45 ± 0.2, 7.18 ± 0.2, 12.85 ± 0.2, 20.78 ± 0.2, 26.01 ± 0.2, and 26.68 ± 0.2 degrees 2-θ, the method comprising hydrothermally treating an aqueous composition comprising: (a) a source of a silicon oxide (b) a source of a germanium oxide; (c) at least one hydroxide salt of at least one substituted benzyl-imidazolium organic structure-directing agent (OSDA) having a structure: and (d) water, under conditions effective to crystallize the crystalline microporous germanosilicate composition, designated CIT-13, wherein when the OSDA is (i), the molar ratio of Si:Ge atoms is in a range from 1:1 to 3:1, and when the OSDA is (ii), the molar ratio of water: (Si+Ge) is in a range from 2 to 9, and wherein fluoride ions are either absent from the aqueous composition or are present at less than 1000 ppm by weight. (a) a source of a silicon oxide (b) a source of a germanium oxide; (c) at least one hydroxide salt of at least one substituted benzyl-imidazolium organic structure-directing agent (OSDA) having a structure: and (d) water, under conditions effective to crystallize the crystalline microporous germanosilicate composition, designated CIT-13, wherein when the OSDA is (i), the molar ratio of Si:Ge atoms is in a range from 1:1 to 3:1, and when the OSDA is (ii), the molar ratio of water: (Si+Ge) is in a range from 2 to 9, and wherein fluoride ions are either absent from the aqueous composition or are present at less than 1000 ppm by weight.
A method for registering a group of two or more communication devices (102,702) in a communication network (100, 706) characterized by: - sending, from a network device (104,704) being part of the communication network, a group challenge message to the group of two or more communication devices, said group challenge message comprising a random challenge and an authentication token, and - receiving, at the network device, one or more response messages to the group challenge respectively from one or more of the group of two or more communication devices, wherein said response message from each of the responding communication devices in the group comprises a same group credential corresponding to the group, the same group credential being computed using said random challenge and by validating said authentication token using a group key provisioned prior to registration, wherein the network device aggregates responses received from the communication devices in the group and sends an aggregate message to an authenticator in the communication network such that all of the communication devices in the group are mutually authenticated with the authenticator, as a group. - sending, from a network device (104,704) being part of the communication network, a group challenge message to the group of two or more communication devices, said group challenge message comprising a random challenge and an authentication token, and - receiving, at the network device, one or more response messages to the group challenge respectively from one or more of the group of two or more communication devices, wherein said response message from each of the responding communication devices in the group comprises a same group credential corresponding to the group, the same group credential being computed using said random challenge and by validating said authentication token using a group key provisioned prior to registration, wherein the network device aggregates responses received from the communication devices in the group and sends an aggregate message to an authenticator in the communication network such that all of the communication devices in the group are mutually authenticated with the authenticator, as a group.
Radar-based level transmitter, designed to measure a level of a medium located in a vessel, comprising - a housing, - an antenna, which is designed and arranged on the vessel in such a way to transmit electromagnetic waves (S HF) in the direction of the medium and/or to receive electromagnetic waves (E HF) reflected in the vessel, - a housing neck, which is arranged between the housing and the antenna, wherein the housing neck has a predefined thermal resistance (R th,G) between the housing and the antenna, - at least an electronics assembly partially arranged in the housing neck, characterized in that the thermal resistance (R th,G) of the housing neck is sized in such a way to be less than 15 Kelvin per Watt such that at a temperature (T B) in the vessel of at least 200 °C, the temperature (T E) at the electronics assembly is at maximum 80 °C. - a housing, - an antenna, which is designed and arranged on the vessel in such a way to transmit electromagnetic waves (S HF) in the direction of the medium and/or to receive electromagnetic waves (E HF) reflected in the vessel, - a housing neck, which is arranged between the housing and the antenna, wherein the housing neck has a predefined thermal resistance (R th,G) between the housing and the antenna, - at least an electronics assembly partially arranged in the housing neck,