mhurhangee/patent-ind-claim-en huggingface dataset:
A method of separating a powder mixture , comprising: applying a first magnetic field to the powder mixture containing an inherently non-magnetic metal powder and a contaminant powder , wherein the first magnetic field is provided by a first magnet , wherein a field strength of the first magnetic field magnetizes the non-magnetic metal powder by inducing a magnetic charge on the particles of the non-magnetic metal powder and leaves the contaminant powder non-magnetized; applying a second magnetic field to the powder mixture to separate the magnetized metal powder from the non-magnetized contaminant powder , wherein the second magnetic field is provided by a second magnet , the second magnet having a magnetic field strength that is less than the magnetic field strength of the first magnet and that is less than a field strength needed to magnetize the particles of the first powder and of the second powder ; wherein the non-magnetic metal powder is at least one of: a superalloy metal powder; a high-alloy nickel chromium powder; a non-magnetic steel powder; a stainless steel powder; and a copper powder; the method further comprising applying the first magnetic field at or below a room temperature; characterized in that the method further comprises lowering a temperature of the powder mixture below 0°C prior to applying the first magnetic field to increase a responsiveness of the non-magnetic metal powder to magnetization by the first magnetic field. applying a first magnetic field to the powder mixture containing an inherently non-magnetic metal powder and a contaminant powder , wherein the first magnetic field is provided by a first magnet , wherein a field strength of the first magnetic field magnetizes the non-magnetic metal powder by inducing a magnetic charge on the particles of the non-magnetic metal powder and leaves the contaminant powder non-magnetized; applying a second magnetic field to the powder mixture to separate the magnetized metal powder from the non-magnetized contaminant powder , wherein the second magnetic field is provided by a second magnet , the second magnet having a magnetic field strength that is less than the magnetic field strength of the first magnet and that is less than a field strength needed to magnetize the particles of the first powder and of the second powder ; wherein the non-magnetic metal powder is at least one of: a superalloy metal powder; a high-alloy nickel chromium powder; a non-magnetic steel powder; a stainless steel powder; and a copper powder; the method further comprising applying the first magnetic field at or below a room temperature; characterized in that the method further comprises lowering a temperature of the powder mixture below 0°C prior to applying the first magnetic field to increase a responsiveness of the non-magnetic metal powder to magnetization by the first magnetic field.
An oven comprising: a plurality of walls defining a heating chamber for receiving items to be heated; a heating element located inside the heating chamber, the heating element being movable within the heating chamber; the oven being characterized in that it further comprises : a sensor for obtaining a determination of the type of material adjacent the exterior of at least one wall of the oven; and a controller configured to: estimate the type of material adjacent the exterior of the at least one wall of the oven based on the determination of the type of material obtained by the sensor; and cause the heating element to move towards or away from the at least one wall depending on the type of material adjacent the exterior of the at least one wall. a plurality of walls defining a heating chamber for receiving items to be heated; a heating element located inside the heating chamber, the heating element being movable within the heating chamber; the oven being characterized in that it further comprises : a sensor for obtaining a determination of the type of material adjacent the exterior of at least one wall of the oven; and a controller configured to: estimate the type of material adjacent the exterior of the at least one wall of the oven based on the determination of the type of material obtained by the sensor; and cause the heating element to move towards or away from the at least one wall depending on the type of material adjacent the exterior of the at least one wall.
A surface treatment solution for copper and copper alloy surfaces comprising an acid, an azole corrosion inhibitor and an oxidising agent suitable to oxidise copper characterised in that it further comprises at least one source of chloride ions and at least one source of bromide ions and that the oxidising agent suitable to oxidise copper is selected from the group consisting of hydrogen peroxide, metal peroxides, metal superoxides and mixtures thereof.
A method for preparing a hydrophobic silica aerogel, the method comprising: preparing a hydrophobic silica wet gel by adding a first surface modifier, a second surface modifier, a non-polar organic solvent, and an inorganic acid to a water glass solution and performing a reaction; and washing and drying the hydrophobic silica wet gel, wherein the first surface modifier comprises two or more hydrophobic groups in one molecule, and comprises any one selected from the group consisting of an alkyldisilazane-based compound including two or more alkyl groups as hydrophobic groups in one molecule and a hydrate thereof, or a mixture of two or more thereof, the second surface modifier comprises two or more reactive groups reactable with a hydrophilic group on a surface of silica, and comprises any one selected from the group consisting of an alkoxysilane-based compound including two or more alkoxy groups as reactive groups reactable with a hydrophilic group on a surface of silica in one molecule and a hydrate thereof, or a mixture of two or more thereof, and the first surface modifier and the second surface modifier are added in a volume ratio of 1:0.01 bis 1:0.9. preparing a hydrophobic silica wet gel by adding a first surface modifier, a second surface modifier, a non-polar organic solvent, and an inorganic acid to a water glass solution and performing a reaction; and washing and drying the hydrophobic silica wet gel, wherein the first surface modifier comprises two or more hydrophobic groups in one molecule, and comprises any one selected from the group consisting of an alkyldisilazane-based compound including two or more alkyl groups as hydrophobic groups in one molecule and a hydrate thereof, or a mixture of two or more thereof, the second surface modifier comprises two or more reactive groups reactable with a hydrophilic group on a surface of silica, and comprises any one selected from the group consisting of an alkoxysilane-based compound including two or more alkoxy groups as reactive groups reactable with a hydrophilic group on a surface of silica in one molecule and a hydrate thereof, or a mixture of two or more thereof, and the first surface modifier and the second surface modifier are added in a volume ratio of 1:0.01 bis 1:0.9.
An earth cutting apparatus comprising: a plurality of articulated elements including at least a first element having a mounting structure thereon and an adjacent second element hingedly connected to the first element ; and characterized in that the earth cutting apparatus includes an earth cutting member including a proximal end (216.1) which is pivotally mounted to the mounting structure of the first element and an earth cutting end (216.2), the earth cutting member being slidably connected to the adjacent second element and moveable between a retracted position and an extended position , such that hinged movement of the adjacent second element relative to the first element causes the earth cutting member to slidably extend from the adjacent second element to the extended position for operatively cutting earth, and hinged movement of the adjacent second element in an opposite direction causes the earth cutting member to slidably retract to the retracted position . a plurality of articulated elements including at least a first element having a mounting structure thereon and an adjacent second element hingedly connected to the first element ; and characterized in that the earth cutting apparatus includes an earth cutting member including a proximal end (216.1) which is pivotally mounted to the mounting structure of the first element and an earth cutting end (216.2), the earth cutting member being slidably connected to the adjacent second element and moveable between a retracted position and an extended position , such that hinged movement of the adjacent second element relative to the first element causes the earth cutting member to slidably extend from the adjacent second element to the extended position for operatively cutting earth, and hinged movement of the adjacent second element in an opposite direction causes the earth cutting member to slidably retract to the retracted position .
A molten metal drop ejector head for a 3D object printer , comprising: a single nozzle configured to eject material; and an orifice plate having a plurality of orifices that are fluidly connected to the single nozzle so material ejected from the single nozzle is emitted as drops from the plurality of orifices simultaneously, wherein the plurality of orifices are arranged in a non-linear configuration, characterised in that the non-linear configuration is a triangular configuration, and wherein the orifices arranged in the triangular configuration are oriented to direct the drops ejected through the orifices toward the center of the triangular pattern. a single nozzle configured to eject material; and an orifice plate having a plurality of orifices that are fluidly connected to the single nozzle so material ejected from the single nozzle is emitted as drops from the plurality of orifices simultaneously, wherein the plurality of orifices are arranged in a non-linear configuration, characterised in that the non-linear configuration is a triangular configuration, and wherein the orifices arranged in the triangular configuration are oriented to direct the drops ejected through the orifices toward the center of the triangular pattern.
A lubricant composition comprising an oil of lubricating viscosity and 0.01 to 5 percent by weight of a substantially sulfur-free alkyl phosphate amine salt ("phos-amine salt") wherein: a. at least 50 to 80 or 55 to 65 mole percent of the phosphorus atoms are in an alkyl pyrophosphate salt structure; wherein at least 80 mole percent of the alkyl groups are secondary alkyl groups of 3 to 12 carbon atoms; and b. the amine is a hydrocarbyl amine that is a hindered hydrocarbyl amine, wherein the amine has two or three hydrocarbyl groups, wherein the phos-amine salt comprises a species represented by formula (I) or (II): wherein each R 1 is independently a secondary alkyl group of 3 to 12 carbon atoms and each R 2 is independently hydrogen or a hydrocarbyl group or an ester-containing group, and at least one R 2 group is a hydrocarbyl group or an ester-containing group; wherein 0 to 5 percent of the O atoms, as a molar fraction, are replaced by S atoms. a. at least 50 to 80 or 55 to 65 mole percent of the phosphorus atoms are in an alkyl pyrophosphate salt structure; wherein at least 80 mole percent of the alkyl groups are secondary alkyl groups of 3 to 12 carbon atoms; and b. the amine is a hydrocarbyl amine that is a hindered hydrocarbyl amine, wherein the amine has two or three hydrocarbyl groups, wherein the phos-amine salt comprises a species represented by formula (I) or (II): wherein each R 1 is independently a secondary alkyl group of 3 to 12 carbon atoms and each R 2 is independently hydrogen or a hydrocarbyl group or an ester-containing group, and at least one R 2 group is a hydrocarbyl group or an ester-containing group; wherein 0 to 5 percent of the O atoms, as a molar fraction, are replaced by S atoms.
A sanitary fitting , having at least: a) a housing with an outlet , b) a first fluid channel for a first fluid, wherein the first fluid channel runs through the outlet , c) a second fluid channel for a second fluid, wherein the second fluid channel runs in the first fluid channel through the outlet , d) a connecting piece , into which the first fluid channel and the second fluid channel open and e) at least one check valve , which prevents the first fluid from flowing from the connecting piece into the second fluid channel or the second fluid from flowing from the connecting piece into the first fluid channel , characterized in that the connecting piece has two first inlets for the first fluid channel and at least one second inlet for the second fluid channel and wherein the two first inlets and the at least one second inlet are arranged on an end surface of the connecting piece . a) a housing with an outlet , b) a first fluid channel for a first fluid, wherein the first fluid channel runs through the outlet , c) a second fluid channel for a second fluid, wherein the second fluid channel runs in the first fluid channel through the outlet , d) a connecting piece , into which the first fluid channel and the second fluid channel open and e) at least one check valve , which prevents the first fluid from flowing from the connecting piece into the second fluid channel or the second fluid from flowing from the connecting piece into the first fluid channel ,
A method for media calibration in an inkjet printer, the inkjet printer comprising a printing surface on top of which a transparent and/or meshed recording medium is displaced, a strip of a first color on top of the printing surface, and a monochromatic light source in which most of its energy is centered around a particular wavelength, wherein the color of said particular wavelength of the light source substantially coincides with the first color, the method comprising: illuminating the recording medium with the monochromatic light source ; selecting a second color for printing at least one calibration marker such that a contrast between the first and the second color causes at least an amount of direct and reflected light from the light source to be absorbed by the at least one calibration marker; and printing at least one calibration marker of the second color on the recording medium. illuminating the recording medium with the monochromatic light source ; selecting a second color for printing at least one calibration marker such that a contrast between the first and the second color causes at least an amount of direct and reflected light from the light source to be absorbed by the at least one calibration marker; and printing at least one calibration marker of the second color on the recording medium.
Method of polishing at least one area of a semiconductor substrate , comprising: a) a step of multiple implantations of ions from an upper surface of the substrate, to modify the semiconductor material of the substrate in an upper portion of said area of the substrate, the multiple implantation step comprising a plurality of successive implantations under different respective implantation orientations; and b) a step of selective removal of the upper portion of the substrate, wherein, at the end of step a), the upper portion forms a continuous layer of the modified semiconductor material extending all over the surface of said at least one area of the substrate. a) a step of multiple implantations of ions from an upper surface of the substrate, to modify the semiconductor material of the substrate in an upper portion of said area of the substrate, the multiple implantation step comprising a plurality of successive implantations under different respective implantation orientations; and b) a step of selective removal of the upper portion of the substrate,
System for sustained release of therapeutically and/or biologically active proteins comprising a) a protein with a mainly hydrophobic nature and b) a hyaluronic acid (HA) amide wherein the protein with a mainly hydrophobic nature has a GRAVY index not less than -0.5 and the HA amide is selected from • HA hexadecylamide: HA amide with hexadecylamine having a molar amidation percentage ranging between 8 and 9%; • HA octylamide: HA amide with octylamine, having a molar amidation percentage ranging between 10 and 11%; • HA dodecylamide: HA amide with dodecylamine, having a molar amidation percentage ranging between 10 and 11%; • HA tert-butylamide: HA amide with tert-butylamine, having a molar amidation percentage ranging between 7 and 8%; • HA benzylamide: HA amide with benzylamine, having a molar amidation content of 8 to 9%; wherein the HA used for the preparation of the amides has a weight-average molecular weight ranging between 150 and 250 KDa or between 500 and 730 KDa. a) a protein with a mainly hydrophobic nature and b) a hyaluronic acid (HA) amide wherein the protein with a mainly hydrophobic nature has a GRAVY index not less than -0.5 and the HA amide is selected from • HA hexadecylamide: HA amide with hexadecylamine having a molar amidation percentage ranging between 8 and 9%; • HA octylamide: HA amide with octylamine, having a molar amidation percentage ranging between 10 and 11%; • HA dodecylamide: HA amide with dodecylamine, having a molar amidation percentage ranging between 10 and 11%; • HA tert-butylamide: HA amide with tert-butylamine, having a molar amidation percentage ranging between 7 and 8%; • HA benzylamide: HA amide with benzylamine, having a molar amidation content of 8 to 9%; • HA hexadecylamide: HA amide with hexadecylamine having a molar amidation percentage ranging between 8 and 9%; • HA octylamide: HA amide with octylamine, having a molar amidation percentage ranging between 10 and 11%; • HA dodecylamide: HA amide with dodecylamine, having a molar amidation percentage ranging between 10 and 11%; • HA tert-butylamide: HA amide with tert-butylamine, having a molar amidation percentage ranging between 7 and 8%; • HA benzylamide: HA amide with benzylamine, having a molar amidation content of 8 to 9%;
A head for the manufacture of a flexible tube for containing a liquid or pasty product, having a reduced height (h7) in relation to its diameter (d) and comprising a base configured to be attached to a skirt of said tube and a cover pivotally mounted on the base between an open position and a closed position, the head comprising at least one anti-tamper system having at least two legs projecting from the cover , the legs being connected to each other by at least one continuous breakable bridge , the at least one breakable bridge is designed in such a way that when the cover is closed for the first time the legs cooperate with a pin of the base without breaking the breakable bridge and that when the cover is opened for the first time the breakable bridge is broken, characterized in that the legs and the breakable bridge form, around the opening , a concave internal face and a substantially rectilinear internal face, the concave internal face being intended to be positioned opposite an upper convex face of the pin , the rectilinear internal face being intended to be positioned opposite a horizontal planar face of the pin .
A sewerage network pumping station , the station comprising: - a tank intended to be buried, the tank being made of plastic material and having a bottom and a peripheral wall extending along a central axis (C) to an opening ; - a pump intended to be placed in the tank on a central location of the bottom ; the tank having a base integrating the bottom of the tank , the base having a frusto-conical shape whose section tapers from the bottom of the tank to the peripheral wall , characterised in that the bottom having two notches which are diametrically opposite relative to the central axis (C), each notch delimiting a recess open to the outside of the tank , and in that the base has a partition for each notch , the partition extending from the notch towards the peripheral wall by widening relative to the central axis (C). - a tank intended to be buried, the tank being made of plastic material and having a bottom and a peripheral wall extending along a central axis (C) to an opening ; - a pump intended to be placed in the tank on a central location of the bottom ; the tank having a base integrating the bottom of the tank , the base having a frusto-conical shape whose section tapers from the bottom of the tank to the peripheral wall , characterised in that the bottom having two notches which are diametrically opposite relative to the central axis (C), each notch delimiting a recess open to the outside of the tank , and in that the base has a partition for each notch , the partition extending from the notch towards the peripheral wall by widening relative to the central axis (C).
Method for reducing or suppressing the inrush current of an inductive load, particularly a single phase transformer , when it is connected to the AC mains by means of an electromechanical switch , comprising the following steps: a) connecting a DC power source to the single phase transformer for a time tc, necessary to magnetize its magnetic core until saturation is reached; b) after time tc, the DC power source is disconnected from the single phase transformer , the magnetic flux being reduced to its residual value; c) closing the electromechanical switch at a point in time determined by the phase angle of the sinusoidal signal of the voltage mains; characterized in that the connection point in time is close to 3π/4 or 5π/4 radians after zero crossing on rising edge of the input phase voltage, in such a way that the magnetic flux corresponding to the steady state voltage, in the connection point in time, matches the residual magnetic flux that remains when the transformer is disconnected from the DC power source . a) connecting a DC power source to the single phase transformer for a time tc, necessary to magnetize its magnetic core until saturation is reached; b) after time tc, the DC power source is disconnected from the single phase transformer , the magnetic flux being reduced to its residual value; c) closing the electromechanical switch at a point in time determined by the phase angle of the sinusoidal signal of the voltage mains;
A vacuum pump, in particular a turbomolecular pump, comprising a housing having at least two inlets separate from one another for connecting at least one recipient ; and at least one pump stage arranged in the housing for conveying fluid, in particular fluid sucked from the at least one recipient , in the direction of an outlet of the vacuum pump provided at the housing , wherein the pump stage has at least one rotor rotatable about an axis of rotation with respect to a stator, with the stator and the rotor being designed such that, when the rotor rotates, they bring about a pumping effect by which the fluid is conveyed in the direction of the outlet ; and wherein the at least two inlets are arranged offset from one another at the housing , viewed in a peripheral direction (U) of the rotor , and at least one plane (E1) extending perpendicular to the axis of rotation passes through the at least two inlets , characterized in that the plane (E1) passes through the outlet . a housing having at least two inlets separate from one another for connecting at least one recipient ; and at least one pump stage arranged in the housing for conveying fluid, in particular fluid sucked from the at least one recipient , in the direction of an outlet of the vacuum pump provided at the housing , wherein the pump stage has at least one rotor rotatable about an axis of rotation with respect to a stator, with the stator and the rotor being designed such that, when the rotor rotates, they bring about a pumping effect by which the fluid is conveyed in the direction of the outlet ; and wherein the at least two inlets are arranged offset from one another at the housing , viewed in a peripheral direction (U) of the rotor , and at least one plane (E1) extending perpendicular to the axis of rotation passes through the at least two inlets , characterized in that the plane (E1) passes through the outlet .