WO2018108343A1 - Dispositif et procédé de traitement d'une extrémité de bande - Google Patents

Dispositif et procédé de traitement d'une extrémité de bande Download PDF

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Publication number
WO2018108343A1
WO2018108343A1 PCT/EP2017/073978 EP2017073978W WO2018108343A1 WO 2018108343 A1 WO2018108343 A1 WO 2018108343A1 EP 2017073978 W EP2017073978 W EP 2017073978W WO 2018108343 A1 WO2018108343 A1 WO 2018108343A1
Authority
WO
WIPO (PCT)
Prior art keywords
coil
tape
reel
transport
pressing
Prior art date
Application number
PCT/EP2017/073978
Other languages
German (de)
English (en)
Inventor
Wolfgang Kalbfleisch
Andreas Noé
Original Assignee
Bwg Bergwerk- Und Walzwerk-Maschinenbau Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bwg Bergwerk- Und Walzwerk-Maschinenbau Gmbh filed Critical Bwg Bergwerk- Und Walzwerk-Maschinenbau Gmbh
Priority to EP17777537.6A priority Critical patent/EP3554728A1/fr
Priority to US16/339,983 priority patent/US20200038930A1/en
Priority to CN201780077194.7A priority patent/CN110072643A/zh
Publication of WO2018108343A1 publication Critical patent/WO2018108343A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/24—Transferring coils to or from winding apparatus or to or from operative position therein; Preventing uncoiling during transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/16—Unwinding or uncoiling
    • B21C47/18—Unwinding or uncoiling from reels or drums
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
    • B21C47/32—Tongs or gripping means specially adapted for reeling operations
    • B21C47/326—Devices for pressing the end of the material being wound against the cylindrical wall of the reel or bobbin

Definitions

  • the invention relates to a device for processing a tape end of a coiled wound to a coil, z. B. metal strip, in particular for sampling and / or tape inspection, with a winding device for unwinding the tape end.
  • Band means, in the context of the invention, in particular a metal band, eg. B. steel strip. But are also recorded composite tapes or sandwich tapes, the z. B. may consist of a metal-plastic composite.
  • Processing a tape end particularly preferably means a sampling and / or a tape inspection.
  • Rolled metal strips are usually wound into coils during production and consequently transported as a coil between different processing stations or processing processes. For this purpose, transport systems for such coils are available, which are also referred to as bundles.
  • WO 2006/1 1 1259 (or EP 1 888 284 A1) describes a device for scooping the ends or separating test pieces of rolled strip wound to form bundles, comprising a pair of scissors and a first and second bottom roll whose axes are arranged in parallel form a substantially horizontal plane, with the collar of these floor rolls with hori
  • zontal aligned collar axis is recorded.
  • a position adjustable pressure roller is provided.
  • One of the bottom rollers is also adjustable in position and designed to lift the collar surface.
  • one of the bottom rollers and the pressure roller are equipped with a rotary drive.
  • the end of the tape should always be fixed by one of the roles, to avoid unwanted popping the federal. To be able to take a sample, it is necessary to open the waistband to pull a piece of the tape end off the waistband. In this case, in particular in the case of relatively high-strength or even thick belts, a considerable deformation work must be carried out, since the withdrawn end of the belt must be bent or directed approximately straight in order to be fed to the scissors or the inspection device.
  • the deformation to be made is greater, the narrower the bending radius.
  • EP 2 688 691 B1 describes a device for sampling rolled and coil wound metal strips comprising a coiling device and a separator for separating the sample from the metal strip, the coiling device being at least two in the lower quadrant of the coils resting on the Coilnch observed arranged rotatable supports, preferably tray rollers, and an outer guide for the metal strip.
  • the outer guide should in the area in the unwinding of the metal strip behind the last support
  • EP 3 067 127 A1 discloses a device for inspecting and testing a coiled bundle of metal strip, which has a bearing device for the coiled collar, wherein this bearing device has at least two floor rollers arranged side by side, which have roller axes running parallel to one another and on which the federal government is set up for storage.
  • the device should, in addition to the inspection device, have a sampling device, which is arranged relative to the bearing device relative to the inspection device, so that the bearing device is located between the inspection device and the sampling device.
  • the sampling device should be designed to take a sample of the metal strip at least when the metal strip is a thick metal strip.
  • EP 1 022 222 B1 discloses such a device for removing binding tapes of objects strapped with binding tapes, in particular coils, with a knife basket which can be placed on a coil with binding tape strapping with a knife carriage with a lifting and driving drive for the over the coil width and across the tie-rods movable knife carriage.
  • the invention is the technical problem underlying a device for processing a tape end in particular for sampling and / or tape inspection
  • the invention teaches in a generic device for processing a strip end of a wound into a coil strip, in particular metal strip that the winding device is designed as a reel with one or more rotatable reel mandrels for receiving the coil and that the reel on a transport device is arranged, with which the reel or the coil arranged thereon can be moved between different processing stations.
  • a device particularly preferably has a binding tape remover, a downstream of the binder tape remover processing device, for. B. a sampling device, and more preferably a downstream of the processing device strapping device, wherein the reel between the said devices (binding tape remover, processing device and optionally strapping device) is movable.
  • the processing device is z. B. to a sampling device and / or an inspection device.
  • a processing device can also be understood as a band treatment line.
  • the invention is based on the recognition that a particularly secure and flexible processing and, in particular, sampling of a strip, in particular metal strip, is possible if the winding device with which the strip end to be inspected and optionally cut off is unwound does not work with ground rolls , but is designed as a reel.
  • the use of a reel initially has the advantage that a high strip tension for rewinding the unwound tape end is possible.
  • the belt can be easily and reliably unwound (and optionally rewound) regardless of the coil weight and coil diameter, and
  • the reel may be formed with one or more (eg two) rotatable reel mandrels for receiving the coil,
  • a reel with two reel mandrels is used, which engage on both sides in the coil and
  • One or both of the reel mandrels can be rotationally driven, but alternatively reels with only a single reel mandrel can be used for a flying and consequently only one-sided supported bearing of the coil (rigid) cone thorns be educated.
  • a reel is arranged as it were Hilfsabwickler on a transport device with which the reel and consequently also the coil arranged thereon between different processing stations, for. B.
  • a binding tape remover and a downstream sampling device and a downstream strapping device is movable.
  • the reel or the reel mandrels are height adjustable, z. B. arranged height adjustable on the transport device.
  • the reel can be moved with the transport device on a straight (linear) transport path between the stations.
  • the transport device is preferably designed as transportable on rails trolley, wherein the transport device is preferably moved in a direction parallel to the coil axis transport direction (linear).
  • the reel with the transport device is moved on a curved or arcuate path.
  • rails or the like can be used.
  • the transport device can also be designed as a swiveling device or rotating device (eg with a turntable or the like), so that the reel is pivoted in a horizontal plane about a vertical axis and thus moved between the processing stations.
  • binding tape remover, sampling device and strapping device can be arranged spatially separated from each other, which can also be used on known concepts. With the aid of the winding device according to the invention, the coil can be easily moved from station to station and carry out the required processing steps.
  • the coil can be reliably secured during the entire transport and particularly preferably until complete strapping against rebounding tape by the mobile unwinder.
  • one or more pressing devices are arranged on the transport device, which (in each case) at least one adjustable pressing element, for. B. a pressure roller having.
  • the mobile unwinder is thus equipped with one or more pressing devices, so that the coil is easily and reliably secured against springing up during the entire transport.
  • a transport device is provided with at least one first pressing device, the at least one (first) adjustable (first) pressure element, for. B. has a pressure roller.
  • a second pressing device is particularly preferably arranged on the transport device, which has at least one adjustable (second) contact device.
  • pressing element z. B. has a pressure roller, said second pressure element is arranged offset relative to the coil circumference to the first pressure element, for. B. by a circumferential angle of 90 ° to 180 °.
  • the two pressing devices can be designed differently.
  • the pressing elements eg pressure rollers
  • an additional (stationary) Andrück shark provided which an adjustable pressure element, for. B. also has an adjustable pressure roller.
  • This adjustable pressure roller arranged on the stationary pressing device is preferably offset relative to the already mentioned (movable) first and / or second pressure roller, and likewise relative to the circumference of the coil.
  • this additional Liehe stationary pressing device can be secured against popping, the pressure element of this additional pressing device relative to the coil circumference or the strip length is further away from the processing device than the pressing elements arranged on the transport means pressing means, so that in the course of winding the end of the tape a knee
  • the transport device preferably has the transport carriage already described, which is preferably equipped with a height-adjustable support frame on which the reel mandrels are arranged.
  • the height adjustment allows flexible handling of the coil so that the coil in the area of the binding tape remover can be removed from a coil deposit and subsequently driven into the area of the sampling device. There it can easily be raised to the desired height.
  • this height adjustment z. B. realize by a pivoting movement.
  • the support frame can be arranged pivotably about a pivot axis on the chassis, whereby the pivot axis preferably runs parallel to the coil axis and consequently parallel to the preferred transport direction of the coils (in the case of a linear transport direction).
  • the invention optionally proposes that the processing device, for. B. the sampling device, a lower tape guide and / or an upper tape guide has.
  • the lower band guide and / or the upper band guide can preferably be height-adjustable and / or pivotable.
  • Such tape guiding devices or tape guides enable proper guidance of the tape in the course of the unwinding of the coil into the region of the sampling device and there in particular into the area of the intended separating device (eg band shears). Because the tape is unwound so far for taking the sample with the unwinder of the coil that the end of the tape passes into the region of the separator in order to separate a tape portion of predetermined length as a sample can.
  • the tape is thus unwound in the course of Abwickeins to a free tape length and that with respect to the respective pressing device on the coil.
  • one or more tape guides are provided. Due to the adjustment, these tape guides can be adapted to the particular circumstances and in particular to the properties of the band (elasticity or strength, thickness, etc.), so that a perfect tape guide is always realized.
  • this adjustable tape guides an adaptation to corresponding Coil thickness.
  • the lower tape guide can also be used to peel off the tape end from the coil by moving the coil with the unwinder against the end edge of the lower tape guide.
  • the upper band guide can with friction reducing agents, for. B. be equipped with rotatable guide rollers.
  • the processing device eg sampling device
  • the winding device with the transport device is movable into the region of this strapping device, so that the coil again after the sampling can be strapped with a binding tape.
  • an additional eye strapping device can then also be connected to such a strapping device.
  • Such outer strapping devices are also known from the prior art.
  • a device which is variable and flexible, so that bands with different properties of thin to thick and soft to hard can be processed properly.
  • the auxiliary unwinder used allows a high tape tension for rewinding. The occurring in floor rolls problems of telecopying during winding are reliably avoided, also because the rewinding tape length is low.
  • the coil is secured against springing up during complete transport until it is fully strapped by the mobile unwinder. Plastic deformations of the strip in the course of Abwickeins can be minimized by the inventive design and in particular the different arrangement of the pressure rollers.
  • the unwinding and winding can be realized properly independent of the coil weight and the coil diameter.
  • the beginning of the strip can be peeled off the coil without any problems, independent of soft and hard ribbons.
  • Another advantage is the fact that the z. B. realized on the rails parallel federal transport in case of malfunction of the equipment can be maintained. Because the transport device does not move on the transport path of the coils in the area of the binding tape remover and the strapping, but on a pa
  • the z. B. is realized by separate transport rails. In case of failure z. B. pivot the reel completely upwards so that it is possible to transport coils through the usual coil transport between the sampling device and the movable unwinding device therethrough.
  • the invention also relates to a method for processing a ribbon end of a wound into a coil band, in particular metal band, with a device of the type described.
  • This method is characterized in that the coil is taken up by the reel and with the transport device between various processing stations is moved.
  • the coil is picked up by the reel and first the binding tape is removed with a binding tape remover.
  • the coil is moved into the region of the sampling device and unwound there the end of the tape with the reel and separated a portion of the tape end as a sample. Thereafter, the tape end is rewound with the reel and driven the coil in the area of a strapping device and strapped there with binding tape.
  • the end of the tape is first fixed to the wound coil with a pressing device and then the binding tape is removed, that the coil then with the band end fixing the pressing (together) in the region of the processing device, eg. B. the sampling device is driven and that there the tape end is unwound with the reel.
  • FIG. 1 shows a device according to the invention in a simplified form
  • FIG. 2 shows the device according to FIG. 1 in a side view
  • FIG. 3 shows a section B-B through the system according to FIG. 1
  • FIG. 4 shows a section A-A through the system according to FIG. 1
  • FIG. 5 shows an enlarged detail of the article according to FIG. 1
  • Fig. 6 is an enlarged detail of the article of FIG. 2 and
  • Fig. 7 is a simplified perspective view of the device according to the invention.
  • a device for processing a tape end of a coiled to a coil 1 band (preferably metal strip) is shown.
  • the exemplary embodiment is a
  • the metal strip 2 is thus wound into coils, wherein the coils are strapped with a binding tape to avoid a popping of the tape.
  • the system shown has a binding tape remover 3 for removing the binding tape.
  • This binding tape remover 3 is followed by a processing device in the transport direction T as a sampling device 5 in the embodiment. With the aid of this sampling device 5, a strip section of predetermined length can be separated as a sample from the metal strip 2.
  • This sampling device 5 is downstream of a strapping device 6 in the transport direction T, with which the coil 1 is then strapped again with binding tape.
  • the coils are fed to the binding tape remover 3 via a conveying device 7, which is merely indicated, and which, for. B. can be configured as Hubbalken makeuper.
  • a coil deposit 8 is provided for this, on which the coil is deposited in the area of the binding tape remover 3.
  • the system according to the invention comprises a winding device for unwinding the tape, wherein this winding device is designed according to the invention as a reel 9.
  • This reel 9 has in the exemplary embodiment two rotatable reel mandrels 10 for receiving the coil 1.
  • the reel 9 is arranged on a transport device with which the reel 9 or the attached coil 1 can be moved between the individual processing stations.
  • this transport device is designed as a trolley 1 1, which (in the linear transport direction T) on rails 12 is movable.
  • the trolley 1 1 is movable in a direction parallel to the coil axis transport direction T.
  • the trolley 1 1 has a chassis 13 which is movable on the rails 12, z. B. on rollers 14 which are rotatably mounted on the chassis 13.
  • the trolley 1 1 has an adjustable support frame
  • this support frame 15 is height adjustable. This is structurally realized in that the support frame 15 is pivotally mounted about a pivot axis 16 on the chassis 13, wherein the pivot axis
  • two movable actuating arms 17 are arranged, which carry the reel mandrels 10 of the reel, so that in the course of the process of the actuating arms 17 the reel mandrels 10 are moved along the coil axis, so that the reel mandrels 10 in the coil 1 retractable and out this are extendable.
  • appropriate drives are provided, which need not be discussed in detail.
  • one or both reel mandrels 10 are equipped with rotary actuators, which is also not discussed in detail.
  • one or more pressing devices 18, 19 are fixed in the embodiment, in the embodiment of the support frame 15 of the trolley 1 1, so that the pressing means 18, 19 with the reel 9 and consequently with the
  • Coil 1 can be raised and lowered and the rest are transported with the entire trolley 1 1.
  • a first pressing device 18 which has two adjustable pressure rollers 20 (as a double role).
  • a second pressing device 19 is provided, which has an adjustable pressure roller 21.
  • the pressure roller 21 is offset relative to the pressure roller 20 and the pressure rollers 20 relative to the coil circumference, so that the pressure rollers 20 on the one hand and 21 on the other hand press at different circumferential positions on the coil and come as alternatives.
  • the pressure devices 18, 19 are each equipped with a drive for pressing the roller against the coil. With the pressing device 18 and the optionally provided pressing device 19, a secure handling of the coil is ensured and in particular the coil is secured during the entire transport against the rising band after the binding tape has been removed. This will be discussed later.
  • a stationary pressure device 22 is provided in the embodiment, which also has an adjustable pressure roller 23 and a corresponding drive for adjusting the pressure roller 23.
  • This pressure roller 23 of the stationary pressure device 22 is also offset with respect to the coil circumference to the first pressure roller 20 and the second pressure roller 21st With this additional pressure device 22, the process of Abwickeins in the course of sampling is optimized. This will also be discussed below.
  • the sampling device 5 is equipped with a frame 24.
  • a separation device for. B. scissors 25 is provided, with a tape portion can be separated as a sample of the tape end.
  • a lower guide 26 and an upper guide 27 are attached to the frame 24, which serves to guide the tape or the tape end in the course of Abwickeins and possibly winding.
  • at least the upper belt guide 27 is height-adjustable and / or pivotally mounted on the frame 24.
  • the coil 1 to be processed or to be sampled is transported via the merely indicated lifting beam conveyor into the region of the binding belt remover 3 and stored there on the coil deposit 8.
  • the coil 1 is still secured with the binding tape against popping.
  • the winding device is moved with the trolley 1 1 on the rails 12 in the area of the binding tape remover 3.
  • the support frame 15 can be previously lifted via the drives or lifting units 28, so that the winding device or reel 9 can be positioned above the coil 1 on the coil support 8. Subsequently, the support frame 15 can be lowered and the reel mandrels 10 of the reel 9 can engage in the coil 1 and the coil eye.
  • At least one of the pressure devices 18, 19 or their pressure rollers 20, 21 can be used against the coil and then remove the binding tape with the binding tape remover 3.
  • the coil is secured after the removal of the binding tape by means of the pressing device 18 or 19 against cracking.
  • the coil can now be transported in this secured state with the help of the movable transport device in the area of the sampling device 5.
  • the coil 1 can be lifted by means of the height-adjustable support frame 15 to the desired height in the region of the sampling device 5, in dependence on the respective coil diameter, so that a perfect positioning for different coil diameters is readily possible.
  • the tape end with the unwinder or the reel 9 can be unwound by the desired amount, so that the tape 2 in the region of the sampling device and there in particular in the field of Separator / scissors 25 is performed.
  • the tape end it is possible to variably position the tape end and the coil by means of the height-adjustable support frame 15 and readjust.
  • the upper band guide 27 on the one hand height adjustable and on the other hand pivotable.
  • the tape guide 27 is height adjustable on a guide frame 30 by means of a drive and pivotable about the axis 29. These variable setting options allow the system or process to be adapted to the respective strip properties. In particular, there is the possibility of reacting to the elasticity or hardness and consequently the degree of springing of the band.
  • the process can be further optimized by the already mentioned additional stationary pressing device 22 with the pressure roller 23.
  • this pressing device or pressure roller 23 against the coil as soon as the coil has been positioned in the correct position in front of the sampling device. Subsequently, it is then possible to lift off the pressing device 18 and / or the pressing device 19, so that the coil is secured against being broken only by the pressure roller 23.
  • this pressure roller 23 is located farther from the band end relative to the circumference than the pressure rollers 20, 21, so that the band as a whole springs up over a greater free band length. This has the advantage that plastic deformation in the course of springing when advancing the tape end can be avoided or reduced.
  • a desired tape portion can be taken as a sample, which sample then falls into a corresponding receptacle 31.
  • the tape can be rewound by means of the reel 9, and indeed so far that the end of the tape with one of the movable Andschreibvorrich- lines 18, 19 is secured against cracking.
  • the transport carriage 1 1 with the coil 1 attached and secured thereto can be moved out of the area of the sampling device into the area of the strapping device 6.
  • the strapping is done with one or more (new) ties.
  • the pressing device 18, 19 can be solved and the strapped coil can be stored on a coil tray and then further processed or further-transported, for. B. with a conveyor, also not shown (eg, a Hubbalken conveyer).
  • the movable unwinder according to the invention can also be used in other applications.
  • variable bands or coils can be processed in a variety of configurations.
  • the outer diameter of the coils can z. B. 1200 mm to 2500 mm, preferably 1400 mm to 2200 mm.
  • the inner diameter of the coils can z. B. 500 mm to 800 mm, preferably 610 mm to 762 mm.
  • the coil width can z. B. 500 mm to 2500 mm, preferably 700 mm to 2200 mm.
  • the thickness of the metal strip may, for. B. 1 mm to 30 mm, preferably 1, 5 mm to 25 mm. It may be metal strip, in particular steel strip, z. B. hot-rolled steel strip.
  • the temperature of the strip can be up to 650 ° C during processing.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)
  • Winding, Rewinding, Material Storage Devices (AREA)

Abstract

L'invention concerne un dispositif de traitement d'une extrémité d'une bande, notamment d'une bande métallique (2), enroulée en bobine (1), notamment destinée au prélèvement d'échantillon et/ou à l'inspection de bande, ledit dispositif de traitement comprenant un dispositif d'enroulement destiné à l'enroulement de l'extrémité de bande. Ce dispositif est caractérisé en ce que le dispositif d'enroulement est conçu sous forme de dévidoir (9) pourvu au moins d'un mandrin (10) pivotant destiné à la réception de la bobine (1), et en ce que le dévidoir (9) est disposé sur un dispositif de transport (11) qui permet le déplacement du dévidoir (9) ou de la bobine (1) disposée sur ce dernier entre différentes stations de traitement (3, 5, 6).
PCT/EP2017/073978 2016-12-14 2017-09-22 Dispositif et procédé de traitement d'une extrémité de bande WO2018108343A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP17777537.6A EP3554728A1 (fr) 2016-12-14 2017-09-22 Dispositif et procédé de traitement d'une extrémité de bande
US16/339,983 US20200038930A1 (en) 2016-12-14 2017-09-22 Method and apparatus for processing strip end
CN201780077194.7A CN110072643A (zh) 2016-12-14 2017-09-22 用于加工带端部的设备和方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016124372.8 2016-12-14
DE102016124372.8A DE102016124372A1 (de) 2016-12-14 2016-12-14 Vorrichtung und Verfahren zur Bearbeitung eines Bandendes

Publications (1)

Publication Number Publication Date
WO2018108343A1 true WO2018108343A1 (fr) 2018-06-21

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PCT/EP2017/073978 WO2018108343A1 (fr) 2016-12-14 2017-09-22 Dispositif et procédé de traitement d'une extrémité de bande

Country Status (5)

Country Link
US (1) US20200038930A1 (fr)
EP (1) EP3554728A1 (fr)
CN (1) CN110072643A (fr)
DE (1) DE102016124372A1 (fr)
WO (1) WO2018108343A1 (fr)

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DE102016124372A1 (de) 2018-06-14

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