mhurhangee/ep-ind-claims huggingface dataset:
A method for visualizing biofilm on a solid surface; said method comprising steps of: (a) providing a solid surface which has been in contact with an aqueous medium and at least a portion of the solid surface potentially is covered with biofilm, (b) maintaining the solid surface in a horizontal position and covering the solid surface with an aqueous dispersion of carbon particles, (c) tilting the solid surface at an angle of at least 5° from horizontal to allow excess aqueous dispersion of carbon particles to flow from the surface, (d) detecting any biofilm present on the solid surface by determining whether there are areas not covered by aqueous dispersion of carbon particles, wherein the solid surface is a polymeric membrane selected from the group consisting of a reverse osmosis, nanofiltration or hyperfiltration membrane, and further wherein the area of the surface which is with a biofilm is determined by calculation from visual observation with the aid of digital photography and digital image processing. (a) providing a solid surface which has been in contact with an aqueous medium and at least a portion of the solid surface potentially is covered with biofilm, (b) maintaining the solid surface in a horizontal position and covering the solid surface with an aqueous dispersion of carbon particles, (c) tilting the solid surface at an angle of at least 5° from horizontal to allow excess aqueous dispersion of carbon particles to flow from the surface, (d) detecting any biofilm present on the solid surface by determining whether there are areas not covered by aqueous dispersion of carbon particles, wherein the solid surface is a polymeric membrane selected from the group consisting of a reverse osmosis, nanofiltration or hyperfiltration membrane, and further wherein the area of the surface which is with a biofilm is determined by calculation from visual observation with the aid of digital photography and digital image processing.
A process for extracting at least one first chemical element E 1 from a material in which it is contained, said material further comprising at least one oxide of a second chemical element E 2 chosen from silicon, iron, aluminium and calcium, said material being chosen from ash and laterites, this process comprising the successive following steps of: (a) melt blending said material with at least one oxide of a third chemical element E 3 and/or at least one precursor of such an oxide, to form a glass matrix comprising said first chemical element E 1, (b) contacting said glass matrix, in molten state, with a liquid phase comprising a fourth chemical element E 4, said fourth chemical element E 4 being a reducing agent able to reduce said first chemical element E 1, whereby said first chemical element E 1 migrates into said liquid phase, and (c) separating, from said glass matrix, said liquid phase comprising said first chemical element E 1. (a) melt blending said material with at least one oxide of a third chemical element E 3 and/or at least one precursor of such an oxide, to form a glass matrix comprising said first chemical element E 1, (b) contacting said glass matrix, in molten state, with a liquid phase comprising a fourth chemical element E 4, said fourth chemical element E 4 being a reducing agent able to reduce said first chemical element E 1, whereby said first chemical element E 1 migrates into said liquid phase, and (c) separating, from said glass matrix, said liquid phase comprising said first chemical element E 1.
A method performed by a router which provides connectivity between a local network and a backhaul network, wherein the local network includes a requestor device, the method comprising: receiving, from the requestor device of the local network, a Domain Name Service, DNS, request including a domain name query; validating the DNS request; sending a resolved address based from said validating of the DNS request to the requestor device of the local network; storing or updating a record, in a memory of the router as a consequence to successful validating of the DNS request, the record stored as a tuple, the tuple including i) an address of the requestor device of the local network, and ii) the resolved address from the DNS query; receiving Internet Protocol, IP, traffic which identifies an address, wherein the IP traffic originates from the local network and is destined for the backhaul network; and permitting passage of the IP traffic between the address of the requestor device and the resolved address, by verifying against the tuple, that the address identified in the traffic is the resolved address in the tuple, and a requestor address contained in the traffic is the address of the requestor device stored in the tuple, wherein the IP traffic is otherwise blocked by the router as a default. receiving, from the requestor device of the local network, a Domain Name Service, DNS, request including a domain name query; validating the DNS request; sending a resolved address based from said validating of the DNS request to the requestor device of the local network; storing or updating a record, in a memory of the router as a consequence to successful validating of the DNS request, the record stored as a tuple, the tuple including i) an address of the requestor device of the local network, and ii) the resolved address from the DNS query; receiving Internet Protocol, IP, traffic which identifies an address, wherein the IP traffic originates from the local network and is destined for the backhaul network; and permitting passage of the IP traffic between the address of the requestor device and the resolved address, by verifying against the tuple, that the address identified in the traffic is the resolved address in the tuple, and a requestor address contained in the traffic is the address of the requestor device stored in the tuple, wherein the IP traffic is otherwise blocked by the router as a default.
A table leg system meant for being blocked against a tabletop or against a set of tables combined in modules, wherein an upper end of the table leg system is equipped with a case over an assembly mechanism, perpendicular to a longitudinal axis of the leg to which a casing with formed hollows is screwed from the side of the tabletop and in that in the case there are levers (3,4) and levers' (3, 4) rotating axes in relation to the case itself, and the levers (3, 4) are at both ends terminated with fastening, blocking tangs (5, 6) perpendicular to the lever (3, 4), and one of the ends of each of the levers (3, 4) is attached to an oscillating hinged connector, which has a pivot handle installed at the other end and the fastening, blocking tangs (5, 6) cooperate with pairs of grooves (9, 10) formed in a plate fixable to the underside of the tabletop or tabletops (12a, 12b).
An oval gear set for use in a flow meter, the gear set comprising first and second gears (46A, 46B) identical to each other and configured to engage at a fixed center-to-center distance such that the first and second gears (46A, 46B) mesh at all angular positions, each gear of the oval gear set comprising: a hub comprising: an oval body having a major axis and a minor axis extending through a center of the hub; and a root profile wall circumscribing the major and minor axes; and a pluraltiy of gear teeth extending from the root profile wall, each gear tooth having a pair of contact surfaces with circular involute curve profiles, characterised in that: the circular involute curve profiles for each tooth on the first gear is generated from a base circle having a radius Rb1 derived from a modified elliptical pitch curve having a center and a pitch radius R1 at an angular position Θ, and wherein the modified elliptical pitch curve is defined by the following polar coordinate equation: R 1 Θ = S 1 − E 2 1 − E cos 2 Θ wherein S and E are constants representing the scale and the eccentricity, respectively, of the pitch curve, and wherein the pitch radius R1 and the base circle radius Rb1 extend radially from the center of the pitch curve. a hub comprising: an oval body having a major axis and a minor axis extending through a center of the hub; and a root profile wall circumscribing the major and minor axes; and a pluraltiy of gear teeth extending from the root profile wall, each gear tooth having a pair of contact surfaces with circular involute curve profiles, an oval body having a major axis and a minor axis extending through a center of the hub; and a root profile wall circumscribing the major and minor axes; and a pluraltiy of gear teeth extending from the root profile wall, each gear tooth having a pair of contact surfaces with circular involute curve profiles, characterised in that: the circular involute curve profiles for each tooth on the first gear is generated from a base circle having a radius Rb1 derived from a modified elliptical pitch curve having a center and a pitch radius R1 at an angular position Θ, and wherein the modified elliptical pitch curve is defined by the following polar coordinate equation: R 1 Θ = S 1 − E 2 1 − E cos 2 Θ the circular involute curve profiles for each tooth on the first gear is generated from a base circle having a radius Rb1 derived from a modified elliptical pitch curve having a center and a pitch radius R1 at an angular position Θ, and wherein the modified elliptical pitch curve is defined by the following polar coordinate equation: R 1 Θ = S 1 − E 2 1 − E cos 2 Θ wherein S and E are constants representing the scale and the eccentricity, respectively, of the pitch curve, and wherein the pitch radius R1 and the base circle radius Rb1 extend radially from the center of the pitch curve.
A device for regulating the fuel supply flow rate for a turbine engine, comprising: - at least one pump, - an upstream line leading to the pump, - a downstream line exiting the pump, - a recirculation duct branched off the downstream line, allowing to collect a certain quantity of fluid in the downstream line and channel the fluid collected from the downstream line towards the upstream line, - a means for regulating flow rate (16, 18) disposed on the recirculation duct, - a phase measurer able to determine the gas content of a two-phase flow disposed in the upstream line, the recirculation duct being connected to the upstream line, downstream of the phase measurer, - a computing unit connected to the phase measurer and to the flow rate regulating means (16, 18), said computing unit being configured to control the flow rate regulating means (16, 18) such as to controla degree of opening of said flow rate regulating means, according to the gas content value in the upstream line determined by the phase measurer. - at least one pump, - an upstream line leading to the pump, - a downstream line exiting the pump, - a recirculation duct branched off the downstream line, allowing to collect a certain quantity of fluid in the downstream line and channel the fluid collected from the downstream line towards the upstream line, - a means for regulating flow rate (16, 18) disposed on the recirculation duct, - a phase measurer able to determine the gas content of a two-phase flow disposed in the upstream line, the recirculation duct being connected to the upstream line, downstream of the phase measurer, - a computing unit connected to the phase measurer and to the flow rate regulating means (16, 18), said computing unit being configured to control the flow rate regulating means (16, 18) such as to controla degree of opening of said flow rate regulating means, according to the gas content value in the upstream line determined by the phase measurer.
A maintenance method for a gas turbine electric power plant comprising a shaft extending along a longitudinal axis and a bearing assembly arranged about the shaft; the bearing assembly comprising a plurality of actuators, at least one original thrust ring (29, 38; 30) and at least one annular seat centered on the axis and engaged by the respective original thrust ring (29, 38; 30); wherein the original thrust ring (29; 30) is defined by two original thrust half-rings which are substantially identical; the original thrust ring (29, 38; 30) comprising a wall provided with a thrust face adapted to receive a thrust from at least one actuator and with at least one abutting face adapted to cooperate against a respective abutment of the annular seat; the method comprising the steps of: • determining at least one distance between a rotor part of the plant and a stator part of the plant; • replacing the original thrust half-rings with respective spare thrust half-rings having thickness, intended as the axial length between the thrust face and at least one abutting face of the wall, different from the thickness of the original thrust half-rings; the respective spare thrust half-rings being selected between a plurality of spare half-thrust rings having different thickness at least on the basis of the distance determined between a rotor part of the plant and a stator part of the plant. • determining at least one distance between a rotor part of the plant and a stator part of the plant; • replacing the original thrust half-rings with respective spare thrust half-rings having thickness, intended as the axial length between the thrust face and at least one abutting face of the wall, different from the thickness of the original thrust half-rings; the respective spare thrust half-rings being selected between a plurality of spare half-thrust rings having different thickness at least on the basis of the distance determined between a rotor part of the plant and a stator part of the plant.
A polyolefin composition suitable for sealant applications comprising: an ethylene/α-olefin interpolymer composition having a Comonomer Distribution Constant in the range of from 40 to 110, vinyl unsaturation of less than 0.1 vinyls per one thousand carbon atoms present in the backbone of the ethylene-based polymer composition; a zero shear viscosity ratio (ZSVR) in the range of from 1.01 to 2.0; a density in the range of from 0.908 to 0.922 g/cm 3, a melt index (I 2 at 190°C / 2.16 kg) in a range of from 0.5 to 5.0g/ 10 minutes, a molecular weight distribution (M w /M n) in the range of from 2.0 to 4.0, and tan delta at 0.1 radian/second and 190°C in the range of from 5 to 50; wherein the polyolefin composition comprises from 85 to 100 percent by weight of the ethylene/α-olefin interpolymer composition; density is measured using ASTM D792, Method B; and melt index (I 2) is measured in accordance with ASTM D1238, Condition 190 °C/2.16kg. an ethylene/α-olefin interpolymer composition having a Comonomer Distribution Constant in the range of from 40 to 110, vinyl unsaturation of less than 0.1 vinyls per one thousand carbon atoms present in the backbone of the ethylene-based polymer composition; a zero shear viscosity ratio (ZSVR) in the range of from 1.01 to 2.0; a density in the range of from 0.908 to 0.922 g/cm 3, a melt index (I 2 at 190°C / 2.16 kg) in a range of from 0.5 to 5.0g/ 10 minutes, a molecular weight distribution (M w /M n) in the range of from 2.0 to 4.0, and tan delta at 0.1 radian/second and 190°C in the range of from 5 to 50; wherein the polyolefin composition comprises from 85 to 100 percent by weight of the ethylene/α-olefin interpolymer composition; density is measured using ASTM D792, Method B; and melt index (I 2) is measured in accordance with ASTM D1238, Condition 190 °C/2.16kg.
An off-axis telescope comprising: a primary optical element configured to reflect an energy beam from an optical reference source, the energy beam being emitted from the optical reference source along an optical path; a plurality of angle sensors (AA1-AA3) to detect a positioning of the energy beam with respect to said plurality of angle sensors (AA1-AA3), arranged on a periphery of the primary optical element so as to determine angular motion of the energy beam from the optical reference source reflected off the primary optical element, wherein the angle sensors (AA1-AA3) are operable to be biased to angular position settings associated with a desired pointing direction of the energy beam; a secondary optical element arranged in the optical path and configured to be translated along three orthogonal axes; a plurality of steering mirrors (16, 22) arranged between the optical reference source and the secondary optical element configured to be tilted in response to a control signal; a controller able to receive a range of a target, and configured to automatically align the telescope by at least translating the secondary optical element and tilting the steering mirrors (16, 22) via the control signal using at least inputs from the plurality of angle sensors (AA1-AA3) and the range, wherein the secondary element is configured to reflect off the energy beam onto the primary optical element. a primary optical element configured to reflect an energy beam from an optical reference source, the energy beam being emitted from the optical reference source along an optical path; a plurality of angle sensors (AA1-AA3) to detect a positioning of the energy beam with respect to said plurality of angle sensors (AA1-AA3), arranged on a periphery of the primary optical element so as to determine angular motion of the energy beam from the optical reference source reflected off the primary optical element, wherein the angle sensors (AA1-AA3) are operable to be biased to angular position settings associated with a desired pointing direction of the energy beam; a secondary optical element arranged in the optical path and configured to be translated along three orthogonal axes; a plurality of steering mirrors (16, 22) arranged between the optical reference source and the secondary optical element configured to be tilted in response to a control signal; a controller able to receive a range of a target, and configured to automatically align the telescope by at least translating the secondary optical element and tilting the steering mirrors (16, 22) via the control signal using at least inputs from the plurality of angle sensors (AA1-AA3) and the range, wherein the secondary element is configured to reflect off the energy beam onto the primary optical element.
A blowing apparatus for refrigerators, including a centrifugal fan, wherein the centrifugal fan comprises: a hub plate connected to a shaft of the motor; a plurality of blades attached to the hub plate in the radial direction of the hub plate for forcing cool air to flow; and a ring-shaped shroud connected to ends of the blades, wherein the ratio (Di/Do) of the inner diameter (Di) of the centrifugal fan, the inner diameter (Di) of the centrifugal fan being formed constantly through connection of the inner ends of the blades, to the outer diameter (Do) of the centrifugal fan, the outer diameter (Do) of the centrifugal fan being formed constantly through connection of the outer ends of the blades, is 0.63 ±0.01, the outlet angle where each of the blades contacts the tangent line of the outer diameter (Do) of the centrifugal fan, formed through connection of the outer ends of the blades, is 41° ±1; the inlet angle where each of the blades contacts the tangent line of the inner diameter (Di) of the centrifugal fan, formed through connection of the inner ends of the blades, is 32° ±1, characterized in that the solidity, i. e. the ratio (C/P) of the chord, the shortest distance between the inner end and the outer end of each of the blades, to the pitch, the circumferential distance between the outer end of one blade and the outer end of another adjacent blade, is 0.9 ±0.1. a hub plate connected to a shaft of the motor; a plurality of blades attached to the hub plate in the radial direction of the hub plate for forcing cool air to flow; and a ring-shaped shroud connected to ends of the blades, wherein the ratio (Di/Do) of the inner diameter (Di) of the centrifugal fan, the inner diameter (Di) of the centrifugal fan being formed constantly through connection of the inner ends of the blades, to the outer diameter (Do) of the centrifugal fan, the outer diameter (Do) of the centrifugal fan being formed constantly through connection of the outer ends of the blades, is 0.63 ±0.01, the outlet angle where each of the blades contacts the tangent line of the outer diameter (Do) of the centrifugal fan, formed through connection of the outer ends of the blades, is 41° ±1; the inlet angle where each of the blades contacts the tangent line of the inner diameter (Di) of the centrifugal fan, formed through connection of the inner ends of the blades, is 32° ±1, characterized in that the solidity, i. e. the ratio (C/P) of the chord, the shortest distance between the inner end and the outer end of each of the blades, to the pitch, the circumferential distance between the outer end of one blade and the outer end of another adjacent blade, is 0.9 ±0.1.
A machine (100, 101) for winding a conductor wire around a toroidal core, to obtain a toroidal coil, comprising: a support adapted to stably accommodate a toroidal core, said support being rotatable around a central vertical axis Z; a hook shaped to grab the conductor wire and arranged to translate vertically, having a trajectory passing through the central opening of the toroidal core positioned on the support; a forming arm which is controllable in position on three axes, namely according to a set of three orthogonal axes comprising said vertical axis Z and a further pair of horizontal axes X, Y, said forming arm thus being freely positionable in space around the toroidal core fixed to the support; wherein said forming arm carries a wire guide member which is adapted to engage the conductor wire so as to drag the conductor wire therewith and fold it in space; wherein said machine has a control system configured to control in a coordinated manner the vertical position of the hook, the position in space of the forming arm, provided with said wire guide member, and the rotation angle of the rotating support to automatically wind coils of the conductor wire around the core, characterized in that the wire guide member comprises two bearings or rollers mounted on opposite sides of the forming arm. a support adapted to stably accommodate a toroidal core, said support being rotatable around a central vertical axis Z; a hook shaped to grab the conductor wire and arranged to translate vertically, having a trajectory passing through the central opening of the toroidal core positioned on the support; a forming arm which is controllable in position on three axes, namely according to a set of three orthogonal axes comprising said vertical axis Z and a further pair of horizontal axes X, Y, said forming arm thus being freely positionable in space around the toroidal core fixed to the support; wherein said forming arm carries a wire guide member which is adapted to engage the conductor wire so as to drag the conductor wire therewith and fold it in space; wherein said machine has a control system configured to control in a coordinated manner the vertical position of the hook, the position in space of the forming arm, provided with said wire guide member, and the rotation angle of the rotating support to automatically wind coils of the conductor wire around the core, characterized in that the wire guide member comprises two bearings or rollers mounted on opposite sides of the forming arm.