mhurhangee/ep-ind-claims huggingface dataset:
Coiled tubing injector, comprising: a plurality of elongated gripper chains (102, 104), each of which forming a continuous chain loop having mounted thereon a plurality of gripping elements, the plurality of gripper chains (102, 104) each having sections that are arranged to form between the plurality of gripper chains a gripping zone for gripping tubing when placed between the sections of the gripper chains (102, 104), the gripping zone having a central axis aligned with the center axis of the tubing passing through the gripping zone; a drive system coupled with at least one of the plurality of gripper chains (102, 104); for each gripper chain in the plurality of gripper chains (102, 104), a skate (146, 148) extending behind the sections of the gripper chain (102, 104) for causing the gripping elements on the chain to apply to the tubing, when passing through the gripping zone, a force normal to the surface of the tubing; characterized in that at least one skate (146, 148) behind at least one of the plurality of gripper chains (102, 104) has formed thereon at least one strain relief region for dividing the gripping zone into at least one strain relief segment and two or more traction segments, said at least one strain relief segment being located between two traction segments, the strain relief region reducing the amount of force a gripping element applies when it moves into the strain relief segment as compared to what it applies when it is located within either of the two traction segments. a plurality of elongated gripper chains (102, 104), each of which forming a continuous chain loop having mounted thereon a plurality of gripping elements, the plurality of gripper chains (102, 104) each having sections that are arranged to form between the plurality of gripper chains a gripping zone for gripping tubing when placed between the sections of the gripper chains (102, 104), the gripping zone having a central axis aligned with the center axis of the tubing passing through the gripping zone; a drive system coupled with at least one of the plurality of gripper chains (102, 104); for each gripper chain in the plurality of gripper chains (102, 104), a skate (146, 148) extending behind the sections of the gripper chain (102, 104) for causing the gripping elements on the chain to apply to the tubing, when passing through the gripping zone, a force normal to the surface of the tubing; characterized in that at least one skate (146, 148) behind at least one of the plurality of gripper chains (102, 104) has formed thereon at least one strain relief region for dividing the gripping zone into at least one strain relief segment and two or more traction segments, said at least one strain relief segment being located between two traction segments, the strain relief region reducing the amount of force a gripping element applies when it moves into the strain relief segment as compared to what it applies when it is located within either of the two traction segments.
Air filter comprising a fan housing, wherein the fan housing has a feed-air side and a discharge-air side, a fan arranged in the housing, and at least one filter element (4, 6), characterised in that the fan housing comprises, on the side faces and the upper side, a one-piece cover (7, 8) that is connected exchangeably to the fan housing via adhesive connections.
Modular transformer substation comprising at least high-voltage switchgear, a low-voltage switchboard and a transformer comprising cooling fins in its four side walls and an upper cover configured to allow a high-voltage electric connection between the transformer and the high-voltage switchgear and a low-voltage electric connection with the low-voltage switchboard, the mentioned high-voltage connection being carried out without external cables and through a connection device, on the upper cover of the transformer, characterized in that said connection device comprises at least one insulating body inside which there are encapsulated: - at least one first electric connection element configured for the direct connection to first coupling means provided in the cover of the transformer - at least one second electric connection element configured for the direct connection to second coupling means of the high-voltage switchgear - at least one protective element comprising a current-limiting fuse element that can cause the disconnection of the substation when a fault current causing the fuse element to melt occurs, and in that the connection device comprises at least one measurement/control means which, in combination with at least one control/protection device of the substation, can order the opening of a switch of the high-voltage switchgear causing the disconnection of the substation, such that the mentioned protective element acts against fault currents the intensity of which causes the fuse element to melt whereas against fault currents having intensities that do not cause the fuse element to melt, the control/protection device orders the disconnection of the substation. - at least one first electric connection element configured for the direct connection to first coupling means provided in the cover of the transformer - at least one second electric connection element configured for the direct connection to second coupling means of the high-voltage switchgear - at least one protective element comprising a current-limiting fuse element that can cause the disconnection of the substation when a fault current causing the fuse element to melt occurs,
A method for reducing a near-field noise signal within an electronic signal run on an electronic communication system, said system including first and second acoustic sensing devices (120, 122), wherein said near-field noise signal originates from a source that is close to the acoustic sensing devices (120, 122), the method comprising: receiving, from the first acoustic sensing device, a first electronic signal, wherein said first electronic signal includes a speech signal originating in a near field of said first acoustic sensing device, comprising said near-field noise signal; synthesizing a replica signal which replicates said near-field noise signal; communicating said replica signal and said first electronic signal to a far-field noise cancellation process, said far-field noise cancellation process being effective to cancel far-field noise signal while preserving said near-field speech signal; prior to said communicating step, controlling at least one characteristic of said replica signal to cause said far-field noise cancellation process to identify said near-field noise signal as far-field noise; and generating an output signal of said far-field noise cancellation process in which said near-field noise signal is reduced in amplitude. receiving, from the first acoustic sensing device, a first electronic signal, wherein said first electronic signal includes a speech signal originating in a near field of said first acoustic sensing device, comprising said near-field noise signal; synthesizing a replica signal which replicates said near-field noise signal; communicating said replica signal and said first electronic signal to a far-field noise cancellation process, said far-field noise cancellation process being effective to cancel far-field noise signal while preserving said near-field speech signal; prior to said communicating step, controlling at least one characteristic of said replica signal to cause said far-field noise cancellation process to identify said near-field noise signal as far-field noise; and generating an output signal of said far-field noise cancellation process in which said near-field noise signal is reduced in amplitude.
A recessed light to be built into a wall, in particular the wall of a ceiling, a room wall or a floor, comprising a mounting frame which can be inserted into an opening in the wall from the front side of the latter and defines a longitudinal axis L of the recessed light, and a light body which is held pivotably on the mounting frame by an articulation about an articulation axis running transversely to the longitudinal axis L in a pivot plane and defines a light outlet opening on its front side, characterised in that the light body is connected pivotably on its rear-side end section to the mounting frame and is held such that it can be moved relative to the mounting frame between a rear, retracted position and a front extended position such that during the adjustment, the articulation axis of the articulation is moved by guide means along a defined arched guideway and the light body is pivoted about the articulation axis by a defined angle α, and that the light body is divided into two side sections (14, 15) by a separating plane running parallel to its central longitudinal axis X and transversely, in particular perpendicular, to the pivot plane, the cross-section of the light body perpendicular to its longitudinal axis X in the one side section being constant or substantially constant over the entire length of the light body, and the cross-section in the other side section in at least one longitudinal section between the front side and the rear-side end face of the light body decreasing, in particular constantly, so that the light body in this side section forms a recess pointing towards the separating plane and which, in the front, extended position, lies at least partially opposite the front side of a wall section adjacent to the opening of the wall, in particular a distance away.
A loudspeaker diaphragm comprising: a woven fibre body formed of metal-coated non-metallic fibre material and having a forward-facing sound-radiating surface, and a rearward-facing surface which supports a layer of damping material, the lengths of fibre that are woven to form the woven fibre body weaving in and out of each other, wherein: there are gaps between adjacent approximately parallel lengths of fibre of the woven fibre body, each gap having a maximum dimension that is at least 50 microns. a woven fibre body formed of metal-coated non-metallic fibre material and having a forward-facing sound-radiating surface, and a rearward-facing surface which supports a layer of damping material, a forward-facing sound-radiating surface, and a rearward-facing surface which supports a layer of damping material, the lengths of fibre that are woven to form the woven fibre body weaving in and out of each other, wherein: there are gaps between adjacent approximately parallel lengths of fibre of the woven fibre body, each gap having a maximum dimension that is at least 50 microns.
A method for manufacturing a forged article, including warm or hot forging a steel material, by using a die, by spraying or applying a water-soluble polymer lubricant containing 0.01 to 0.98 mass% of a water-soluble sulfate onto a working surface of the die, the die being made of a raw material having a constituent composition of, by mass%, 0.4 to 0.7% of C, 1.0% or less of Si, 1.0% or less of Mn, 4.0 to 6.0% of Cr, 2.0 to 4.0% of a relational expression of (Mo+1/2W) containing one or both of W and Mo, 0.5 to 2.5% of a relational expression of (V+Nb) containing one or both of V and Nb, 0 to 1.0% of Ni, 0 to 5.0% of Co, 0.02% or less of N, and a remnant composed of Fe and impurities, and having hardness of 55 to 60 HRC, and the die including a nitrided layer or a nitrosulfidized layer on the working surface thereof.
A sealing structure (1, 2, 3, 4, 5, 6, 7, 8) with an annular pocket and a sealing apparatus, wherein the pocket has an outer circumferential surface extending along an axis (x) and forms an annular shape around the axis (x), forms a recess in an annular shape centered about the axis (x) that is recessed toward one side in a direction of the axis (x), and is formed in a shaft member that is capable of rotating about the axis (x) and penetrates through a through-hole in an attachment target to which the sealing apparatus is to be attached or in a functional member attached to the shaft member, the sealing apparatus includes a seal lip in an annular shape centered about the axis (x) and a side lip in an annular shape centered about the axis (x) that extends toward the one side (a) in the direction of the axis (x), and is attached in the through-hole in the attachment target to form a seal between the shaft member or the functional member and the through-hole, in the sealing apparatus attached to the attachment target, the seal lip is in direct or indirect contact with the shaft member or the functional member in a slidable manner, and the side lip extends toward the pocket and forms an annular gap (g1, g2) between the side lip and the outer circumferential surface of the pocket, the pocket is formed in an outer shell part (33, 60) that is opposed to the shaft member or the functional member on an outer periphery side, a dust discharging hole (36, 36a, 37, 40, 41) or a dust discharging groove connected to the pocket is formed in the outer shell part (33, 60), and the dust discharging hole (36, 36a, 37, 40, 41) or the dust discharging groove is inclined at a predetermined angle in such a manner that a discharge opening (36sout) is directed in an opposite direction to a rotational direction of the shaft member or the functional member.
A method for indiscriminately labeling leukocytes in a whole blood fluid sample, comprising the step of adding a conjugated phosphorothioate oligonucleotide to said sample under conditions such that the conjugated phosphorothioate oligonucleotide becomes bound to the leukocytes.
A method for producing a soldered block for a plate heat exchanger, wherein the block has a plurality of heat exchange passages for indirect heat exchange between at least two fluids (A, B, C, D, E), wherein first a plurality of separating plates and heat conducting structures (2, 3) are stacked together with solder in the vertical in a block, and wherein subsequently (a) the block is subjected along the vertical to a first force (F 1) which acts on the block from the outside, and a first, upper portion of the block is heated to a solder softening temperature (T L) at which the solder softens so that the upper portion is soldered, and wherein, at the same time, a second portion of the block which adjoins the first portion along the vertical at the bottom thereof is brought to a tempering temperature (T R) which is reduced in comparison to the solder softening temperature (T L) and which is above the ambient temperature, and at which the solder does not soften, and wherein, following step (a), (b) the block is not subjected to a force from the outside along the vertical, or is subjected to a second force (F 2) which acts on the block from the outside, wherein the second force (F 2) is less than the first force (F 1), and the second portion of the block is brought to a solder softening temperature (T L) at which the solder softens so that the second portion is soldered, and wherein the first portion is brought at the same time to a tempering temperature (T R) which is reduced in comparison to the solder softening temperature (T L) and which is above the ambient temperature, and at which the solder cures or does not soften. (a) the block is subjected along the vertical to a first force (F 1) which acts on the block from the outside, and a first, upper portion of the block is heated to a solder softening temperature (T L) at which the solder softens so that the upper portion is soldered, and wherein, at the same time, a second portion of the block which adjoins the first portion along the vertical at the bottom thereof is brought to a tempering temperature (T R) which is reduced in comparison to the solder softening temperature (T L) and which is above the ambient temperature, and at which the solder does not soften, and wherein, following step (a), (b) the block is not subjected to a force from the outside along the vertical, or is subjected to a second force (F 2) which acts on the block from the outside, wherein the second force (F 2) is less than the first force (F 1), and the second portion of the block is brought to a solder softening temperature (T L) at which the solder softens so that the second portion is soldered, and wherein the first portion is brought at the same time to a tempering temperature (T R) which is reduced in comparison to the solder softening temperature (T L) and which is above the ambient temperature, and at which the solder cures or does not soften.
An electrode (106, 112, 114, 302, 306) for an electrical storage device comprising: a current collector; a first electroactive material; and a second electroactive material; wherein the first electroactive material has a higher energy density than the second electroactive material and is a lead-based material, and the second electroactive material has a higher rate capability than the first electroactive material and is selected from one or more of the group consisting of activated carbon, carbon black, amorphous carbon, carbon nanoparticles, carbon nanotubes, carbon fibres, ruthenium oxide, silver oxide, cobalt oxide and conducting polymers; characterised in that: the electrode comprises an electrically conductive mat that provides structural and conductive support for at least one of the first electroactive material and the second electroactive material; and the first electroactive material forms a first layer deposited on the current collector, the electrically conductive mat forms a second layer on the current collector that is in contact with the first layer, and the second electroactive material forms a third layer deposited on the second layer. a current collector; a first electroactive material; and a second electroactive material; the electrode comprises an electrically conductive mat that provides structural and conductive support for at least one of the first electroactive material and the second electroactive material; and the first electroactive material forms a first layer deposited on the current collector, the electrically conductive mat forms a second layer on the current collector that is in contact with the first layer, and the second electroactive material forms a third layer deposited on the second layer.
A method for colouring hair comprising the steps of: i) providing a first hair colouring composition and a second hair colouring composition, wherein the pH of the second composition is lower than the pH of the first composition; ii) applying a portion or all of the first composition to the hair; iii) applying a portion or all of the second composition to the hair; iv) optionally rinsing the hair, wherein each of the first and the second compositions comprises one or more oxidizing agent(s) and one or more compound(s) selected from the group consisting of oxidative dye precursor(s), alkalizing agent(s) and mixtures thereof, the method further comprising the step of mixing a first dye composition with a first developer composition to obtain the first composition, wherein the first dye composition comprises one or more oxidative dye precursor(s) and/or one or more alkalizing agent(s) and the first developer composition comprises one or more oxidizing agent(s) and - in step ii), a first portion of the first composition is applied to the hair and a second portion of the first composition is retained and - the method further comprises the step of adding a pH reducing agent to the second portion of the first composition to obtain the second composition; wherein the difference of pH between the first composition and the second composition is at least 1; and wherein the second composition produces on the hair a coloration such that the colour variation ΔE00 * expressed in the CIE L*a*b* system, between hair coloured with the second composition and hair coloured with the first composition is greater than or equal to 1, as measured according to the colour variation test method as described herein. i) providing a first hair colouring composition and a second hair colouring composition, wherein the pH of the second composition is lower than the pH of the first composition; ii) applying a portion or all of the first composition to the hair; iii) applying a portion or all of the second composition to the hair; iv) optionally rinsing the hair, - in step ii), a first portion of the first composition is applied to the hair and a second portion of the first composition is retained and - the method further comprises the step of adding a pH reducing agent to the second portion of the first composition to obtain the second composition;
A medical device comprising: a graphene varactor comprising: a graphene layer; a self-assembled monolayer disposed on an outer surface of the graphene layer through electrostatic interactions between a partial positive charge on hydrogen atoms of one or more hydrocarbons of the self-assembled monolayer and a π-electron system of graphene; and wherein the self-assembled monolayer comprises one or more compounds comprising one or more hydrazine groups or hydroxylamine groups, substituted hydrazine or hydroxylamine groups, or derivatives thereof. a graphene layer; a self-assembled monolayer disposed on an outer surface of the graphene layer through electrostatic interactions between a partial positive charge on hydrogen atoms of one or more hydrocarbons of the self-assembled monolayer and a π-electron system of graphene; and wherein the self-assembled monolayer comprises one or more compounds comprising one or more hydrazine groups or hydroxylamine groups, substituted hydrazine or hydroxylamine groups, or derivatives thereof.
A nucleic acid amplification method which comprises performing incubation of a reaction solution containing at least one type of deoxynucleotide triphosphate, at least one type of DNA polymerase, at least two types of oligonucleotide primers composed of a deoxyribonucleotide or a ribonucelotide, and a nucleic acid fragment as a template, wherein the template is a) double stranded or b) single stranded, so as to perform a polymerase reaction that initiates from the 3' end of the primer and thus amplifying the nucleic acid fragment, wherein a tag sequence is added at the 5' end of the first oligonucleotide primer, and the tag sequence has a length of 4-20 nucleotides, wherein the tag sequence is in case of a) a nucleotide sequence on the template nucleic acid fragment which is present downstream of the sequence which is substantially identical with the 3' end region of the first oligonucleotide primer; or wherein the tag sequence is in case of b) complementary to a nucleotide sequence on the template nucleic acid fragment which is present upstream of the sequence which is substantially complementary to the 3' end region of the first oligonucleotide primer, and wherein the 3' end region of the first oligonucleotide primer is the region, which anneals to the template nucleic acid, and wherein the first oligonucleotide primer anneals to the template nucleic acid strand, and the polymerase reaction initiates from the 3' end of the first oligonucleotide primer, whereby an amplified nucleic acid fragment A which contains the tag sequence at its 5' end is obtained, and then, the second oligonucleotide primer anneals to the nucleic acid fragment A, and the polymerase reaction initiates from the 3' end of the second oligonucleotide primer, whereby an amplified nucleic acid fragment B which contains at its 3' end the sequence which is substantially complementary to the tag sequence is obtained, and the 3' end of the nucleic acid fragment B forms a double stranded portion with the complementary sequence of the 3' end of the nucleic acid fragment A, and a polymerase reaction initiates from said double-stranded portion, whereby high molecular amplification nucleic acid fragments are synthesized.