mhurhangee/ep-ind-claims huggingface dataset:
A process for the recovery of ammonia contained in a gaseous stream, said process comprising the following phases: (a) subjecting the gaseous stream containing ammonia to a washing with an aqueous washing solution having a pH lower than 7.0, with the formation of a purified gaseous stream and an aqueous solution containing an ammonium salt; (b) treating the aqueous solution containing the ammonium salt coming from phase (a) in a vertical falling film heat exchanger wherein said apparatus is a tube-bundle heat exchanger of cylindrical form, with a central body wherein from 2 to 7000 tubes having a length of from 1 to 10 m and diameter ranging between 10 and 100 mm are present, and two semispherical caps situated at the end of the cylinder, and operating with essentially no reflux, whereby the liquids descends the inner walls of the tubes, at a temperature from 50 to 250°C and an absolute pressure ranging from 50 KPa to 4 MPa absolute with the formation of a regenerated washing solution and a gaseous stream comprising NH 3 and H 2 O; (c) recycling said regenerated washing solution to phase (a). (a) subjecting the gaseous stream containing ammonia to a washing with an aqueous washing solution having a pH lower than 7.0, with the formation of a purified gaseous stream and an aqueous solution containing an ammonium salt; (b) treating the aqueous solution containing the ammonium salt coming from phase (a) in a vertical falling film heat exchanger wherein said apparatus is a tube-bundle heat exchanger of cylindrical form, with a central body wherein from 2 to 7000 tubes having a length of from 1 to 10 m and diameter ranging between 10 and 100 mm are present, and two semispherical caps situated at the end of the cylinder, and operating with essentially no reflux, whereby the liquids descends the inner walls of the tubes, at a temperature from 50 to 250°C and an absolute pressure ranging from 50 KPa to 4 MPa absolute with the formation of a regenerated washing solution and a gaseous stream comprising NH 3 and H 2 O; (c) recycling said regenerated washing solution to phase (a).
A method for preparing p-xylene and propylene from methanol and/or dimethyl ether, comprising the steps of: a) bringing a raw material containing methanol and/or dimethyl ether into contact with a catalyst I in a reaction system for reaction; returning an ethylene-enriched C 2 - component discharged from the reaction system to the reaction system, and continuing the reaction with the raw material on a catalyst II to produce propylene; b) separating a C 6 + component discharged from the reaction system to obtain a product p-xylene; and c) separating a C 3 component discharged from the reaction system to obtain a product propylene, wherein the catalyst I and the catalyst II contain the same or different modified zeolite molecular sieve catalyst(s), the modified zeolite molecular sieve catalyst is obtained from ZSM-5 and/or ZSM-11 zeolite molecular sieves by modification with a precious metal and a rare earth metal and modification of a siloxanyl compound, and the siloxanyl compound used in the siloxanyl compound modification has a structural formula as shown below: wherein R 1, R 2, R 3, and R 4 are each independently a C 1-10 alkyl group. a) bringing a raw material containing methanol and/or dimethyl ether into contact with a catalyst I in a reaction system for reaction; returning an ethylene-enriched C 2 - component discharged from the reaction system to the reaction system, and continuing the reaction with the raw material on a catalyst II to produce propylene; b) separating a C 6 + component discharged from the reaction system to obtain a product p-xylene; and c) separating a C 3 component discharged from the reaction system to obtain a product propylene,
A computer-implemented method, comprising: sending, to each of a plurality of verification nodes of a public blockchain network, a first data digest generated based on a data item initially stored in a consortium blockchain maintained by a consortium blockchain network, the first data digest being cryptographically signed and stored in a public blockchain as a cryptographically signed first data digest, wherein a plurality of public blockchain nodes maintain the public blockchain, and wherein the public blockchain network includes the plurality of verification nodes and the plurality of public blockchain nodes; receiving (505, 608) a request to retrieve (410, 510, 610) the data item; generating (415, 612), based upon the request to retrieve the data item, a second data digest based on the retrieved data item; sending (420, 520, 614) the second data digest to the plurality of verification nodes that cryptographically sign (425, 525) the second data digest and return a cryptographically signed second data digest; and based upon the stored cryptographically signed first data digest matching the returned cryptographically signed second data digest, sending a response to the request to retrieve the data item indicating that the data item has not changed since it was initially stored in the consortium blockchain. sending, to each of a plurality of verification nodes of a public blockchain network, a first data digest generated based on a data item initially stored in a consortium blockchain maintained by a consortium blockchain network, the first data digest being cryptographically signed and stored in a public blockchain as a cryptographically signed first data digest, wherein a plurality of public blockchain nodes maintain the public blockchain, and wherein the public blockchain network includes the plurality of verification nodes and the plurality of public blockchain nodes; receiving (505, 608) a request to retrieve (410, 510, 610) the data item; generating (415, 612), based upon the request to retrieve the data item, a second data digest based on the retrieved data item; sending (420, 520, 614) the second data digest to the plurality of verification nodes that cryptographically sign (425, 525) the second data digest and return a cryptographically signed second data digest; and based upon the stored cryptographically signed first data digest matching the returned cryptographically signed second data digest, sending a response to the request to retrieve the data item indicating that the data item has not changed since it was initially stored in the consortium blockchain.
A fastener driving apparatus for driving a fastener into a substrate, the apparatus comprising: a power source; a control circuit, said control circuit operatively coupled to said power source; a motor, said motor operatively coupled to said power source, said motor responsive to said control circuit; a vacuum piston; a linear motion converter, said linear motion converter operatively coupled to said motor, said linear motion converter operatively coupled to said vacuum piston; a drive piston; an anvil, said anvil operatively coupled to said drive piston; a retention means, said retention means retaining said drive piston in a first position until a sufficient force is applied on the drive piston or until a retention force of said retention means is released; and a cylinder; said vacuum piston capable of reciprocally moving within said cylinder, characterized in that said drive piston is capable of reciprocally moving within said cylinder, wherein during a drive cycle said linear motion converter actuates said vacuum piston such that a vacuum is generated, which vacuum is applied on said drive piston, and when said vacuum reaches a sufficient volume, said retention means releases said drive piston and wherein said drive piston moves from a first position to a second position such that said anvil is capable of driving a fastener into a substrate. a power source; a control circuit, said control circuit operatively coupled to said power source; a motor, said motor operatively coupled to said power source, said motor responsive to said control circuit; a vacuum piston; a linear motion converter, said linear motion converter operatively coupled to said motor, said linear motion converter operatively coupled to said vacuum piston; a drive piston; an anvil, said anvil operatively coupled to said drive piston; a retention means, said retention means retaining said drive piston in a first position until a sufficient force is applied on the drive piston or until a retention force of said retention means is released; and a cylinder; said vacuum piston capable of reciprocally moving within said cylinder, characterized in that said drive piston is capable of reciprocally moving within said cylinder, wherein during a drive cycle said linear motion converter actuates said vacuum piston such that a vacuum is generated, which vacuum is applied on said drive piston, and when said vacuum reaches a sufficient volume, said retention means releases said drive piston and wherein said drive piston moves from a first position to a second position such that said anvil is capable of driving a fastener into a substrate.
Greenhouse arrangement having a housing, an inner space arranged in the housing, a plurality of plant levels arranged one above the other in the direction of gravity in the inner space, a lighting arrangement and an air supply (8, 9), the air supply (8, 9) having at least one air distribution chamber (10; 10a-10d), characterized in that the air distribution chamber (10; 10a-10d) adjoins the inner space by means of an air-permeable membrane, wherein an air duct opens into the distribution chamber with a flow direction, which distribution chamber has a baffle plate directed perpendicular to the flow direction.
A device for separating products grouped in a blister pack having a base with a plurality of pockets positioned in various ways on it, the device comprising: - a cutting head comprising cutting means for cutting the blister pack, characterized in that it further comprises - at least one system (30, 30', 50) for identifying the positions of the pockets relative to the edge of the blister pack, and - a control unit for controlling the mutual movement between the cutting head and the blister pack according to a cutting scheme depending on the position of the pockets relative to the edge of the blister pack. - a cutting head comprising cutting means for cutting the blister pack, - at least one system (30, 30', 50) for identifying the positions of the pockets relative to the edge of the blister pack, and - a control unit for controlling the mutual movement between the cutting head and the blister pack according to a cutting scheme depending on the position of the pockets relative to the edge of the blister pack.
A drone as a traction unit and a control bar for controlling said drone, wherein the control bar, in use, is connected to said drone by a traction cable, the control bar comprises a support structure, into which a control unit and control means (2,9,12,14) are integrated which send instructions to the drone for the steering, right / left, acceleration / deceleration, elevation and descent of the drone, wherein - the support structure of the control means is a single piece - the control bar is connectable to a harness - inside the support structure (1,15) the control unit is associated with a communications unit in charge of transmitting said instructions from the control unit to the drone, the control unit and the communication unit being both powered by a battery integrated in the support structure and able to be recharged by means of a recharging point or by an external cable that comes from the drone - the support structure of the control means is a single piece - the control bar is connectable to a harness - inside the support structure (1,15) the control unit is associated with a communications unit in charge of transmitting said instructions from the control unit to the drone, the control unit and the communication unit being both powered by a battery integrated in the support structure and able to be recharged by means of a recharging point or by an external cable that comes from the drone
A one-piece turbulence insert for a heat exchanger, in particular an automotive cooler, which has a substantially corrugated profile, the turbulence insert comprising a plurality of sections with corrugation profiles which propagate in the same direction of propagation of the corrugations and are offset to one another transversely to the direction of propagation of the corrugations, wherein the turbulence insert comprises a plurality of sections (27-32, 41-45) which have corrugation profiles propagating in different directions of propagation of the corrugations, wherein the turbulence insert is formed by a substantially rectangular plate which comprises a central portion having a plurality of sections with corrugation profiles which propagate transversely to the longitudinal direction of the plate, and two outer portions (25, 60) having a plurality of sections with corrugation profiles which propagate in the longitudinal direction of the plate, wherein deflection sections (52-55, 66-68) are formed between the corrugated profile sections (27-32, 41-45) which propagate transversely and longitudinally, wherein the flow in the deflection sections (52-55, 66-68) is deflected by 90° degrees.
An implantable medical device for release of a biologically active agent, the device comprising: at least one biodegradable polymer having an average molecular weight of from about 50,000-100,000 present in an amount from 2-99% of the implantable medical device by weight wherein the biodegradable polymer is selected from the group consisting of polylactide, polyglycolide, D-lactide, D,L-lactide, L-lactide, D,L-lactide-e-caprolactone, D,L- lactide-glycolide-e-caprolactone or a combination thereof; and said at least one biologically active agent in an amount from 1-60% of the implantable medical device by weight, wherein the biologically active agent is disposed within the composition as particles and at least 80% by volume of the particles have a particle size determined by laser diffraction between 5-50 micrometers in diameter, wherein the biologically active agent is clonidine or clonidine hydrochloride. at least one biodegradable polymer having an average molecular weight of from about 50,000-100,000 present in an amount from 2-99% of the implantable medical device by weight wherein the biodegradable polymer is selected from the group consisting of polylactide, polyglycolide, D-lactide, D,L-lactide, L-lactide, D,L-lactide-e-caprolactone, D,L- lactide-glycolide-e-caprolactone or a combination thereof; and said at least one biologically active agent in an amount from 1-60% of the implantable medical device by weight, wherein the biologically active agent is disposed within the composition as particles and at least 80% by volume of the particles have a particle size determined by laser diffraction between 5-50 micrometers in diameter, wherein the biologically active agent is clonidine or clonidine hydrochloride.
An antenna apparatus, wherein the antenna apparatus comprises a grounding plate on which a slot is disposed, wherein the slot comprises a first slot and a second slot that interpenetrate each other, and the second slot extends from the first slot to an edge of the grounding plate; and a monopole comprising a first stub and a second stub, wherein the second stub extends from the first stub to the second slot; wherein the second stub and the second slot form a feeding structure; and a first feeding unit and a second feeding unit, the first feeding unit is electrically connected to the grounding plate and is configured to feed the feeding structure, to excite a first radiation mode of the antenna apparatus, wherein the first slot and the grounding plate are used as radiators in the first radiation mode; the second feeding unit is electrically connected to the second stub and is configured to feed the feeding structure, to excite a second radiation mode of the antenna apparatus, wherein the second stub and the grounding plate are used as radiators in the second radiation mode; and a polarization direction in the first radiation mode is orthogonal to a polarization direction in the second radiation mode. a grounding plate on which a slot is disposed, wherein the slot comprises a first slot and a second slot that interpenetrate each other, and the second slot extends from the first slot to an edge of the grounding plate; and a monopole comprising a first stub and a second stub, wherein the second stub extends from the first stub to the second slot; wherein the second stub and the second slot form a feeding structure; and a first feeding unit and a second feeding unit, the first feeding unit is electrically connected to the grounding plate and is configured to feed the feeding structure, to excite a first radiation mode of the antenna apparatus, wherein the first slot and the grounding plate are used as radiators in the first radiation mode; the second feeding unit is electrically connected to the second stub and is configured to feed the feeding structure, to excite a second radiation mode of the antenna apparatus, wherein the second stub and the grounding plate are used as radiators in the second radiation mode; and a polarization direction in the first radiation mode is orthogonal to a polarization direction in the second radiation mode.
Liquid supply with a circulation, for example a hot water supply, comprising thick outer pipes, in the inner space of which - a liquid can flow and - a thin inner pipe in each case is installed, in which the liquid can flow in the opposite direction to that in which it can flow in the inner space, and consisting of a T-connection comprising outer pipes and inner pipes, characterized in that - in order to produce the T-connection in all three outer pipes that lead to the connection point, a pipe branch in each case is inserted, - the inner pipes are led outwardly through said pipe branches, and, outside the outer pipes, are connected to one another by means of a T-piece, and - the three outer pipes that run to the T-connection are connected to one another by means of a second T-piece, wherein, at that point at which, in the profile of one of the outer pipes, one of the pipe branches is inserted, through which one of the inner pipes is led outwardly, at least one equalization valve is inserted into the inner pipe. - a liquid can flow and - a thin inner pipe in each case is installed, in which the liquid can flow in the opposite direction to that in which it can flow in the inner space, - in order to produce the T-connection in all three outer pipes that lead to the connection point, a pipe branch in each case is inserted, - the inner pipes are led outwardly through said pipe branches, and, outside the outer pipes, are connected to one another by means of a T-piece, and - the three outer pipes that run to the T-connection are connected to one another by means of a second T-piece, wherein, at that point at which, in the profile of one of the outer pipes, one of the pipe branches is inserted, through which one of the inner pipes is led outwardly, at least one equalization valve is inserted into the inner pipe.
An electrochemical unit for a fuel cell stack in which a plurality of fuel cell units each comprising an electrochemical unit follow one another along a stacking direction, comprising a membrane-electrode unit which comprises an anode-side electrochemically active area through which a fuel gas is deliverable to an anode of the membrane-electrode unit and which has an outer border that is defined by an anode-side bordering element, and also comprises a cathode-side electrochemically active area through which an oxidising agent is deliverable to a cathode of the membrane-electrode unit and which has an outer border that is defined by a cathode-side bordering element, wherein the outer border of the anode-side electrochemically active area is displaced outwardly at least in some sections with respect to the outer border of the cathode-side electrochemically active area in a direction running perpendicularly to the stacking direction, and wherein the anode-side bordering element and/or the cathode-side bordering element comprises at least one seal element (108a, 108b), characterised in that the seal element (108a, 108b) is connected to a cathode-side gas diffusion layer or to an anode-side gas diffusion layer, wherein part of the respective associated gas diffusion layer (106a, 106b) is infiltrated by the seal material.
A radiating element of an antenna, wherein the radiating element comprises a reflection module formed by a conductive plate, a power feed printed circuit board, PCB, disposed on the reflection module and electrically connected to the reflection module, and a radiating module extending away from the power feed PCB, wherein the radiating module is disposed on the power feed PCB and is electrically connected to the power feed PCB, wherein: • on a first surface of the power feed PCB a first microstrip line and a grounding area of the radiating module are disposed, wherein the grounding area of the radiating module is a first conductive layer, and a grounding electrode of the radiating module is electrically connected to the grounding area of the radiating module, • on a second surface of the power feed PCB opposite to the first surface a grounding area of the power feed PCB and a second microstrip line are disposed, wherein the grounding area of the power feed PCB is a second conductive layer, • wherein the first microstrip line is galvanically connected to the second microstrip line by using a first through hole provided in the power feed PCB, and the grounding area of the radiating module is galvanically connected to the grounding area of the power feed PCB by using a second through hole provided in the power feed PCB, • wherein the radiating module is provided on a side of the first surface of the power feed PCB, and the radiating module comprises a radiator group and a balun feeding power to the radiator group and the radiator group is connected to the power feed PCB by using the balun, wherein on a surface of the balun a feeder is provided for feeding the power to the radiator group and the feeder is electrically connected to the second microstrip line. • on a first surface of the power feed PCB a first microstrip line and a grounding area of the radiating module are disposed, wherein the grounding area of the radiating module is a first conductive layer, and a grounding electrode of the radiating module is electrically connected to the grounding area of the radiating module, • on a second surface of the power feed PCB opposite to the first surface a grounding area of the power feed PCB and a second microstrip line are disposed, wherein the grounding area of the power feed PCB is a second conductive layer, • wherein the first microstrip line is galvanically connected to the second microstrip line by using a first through hole provided in the power feed PCB, and the grounding area of the radiating module is galvanically connected to the grounding area of the power feed PCB by using a second through hole provided in the power feed PCB, • wherein the radiating module is provided on a side of the first surface of the power feed PCB, and the radiating module comprises a radiator group and a balun feeding power to the radiator group and the radiator group is connected to the power feed PCB by using the balun, wherein on a surface of the balun a feeder is provided for feeding the power to the radiator group and the feeder is electrically connected to the second microstrip line.