CN204108007U - A kind of by extruding realize the device that amorphous metal continues cladding wires - Google Patents
A kind of by extruding realize the device that amorphous metal continues cladding wires Download PDFInfo
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- CN204108007U CN204108007U CN201420488289.1U CN201420488289U CN204108007U CN 204108007 U CN204108007 U CN 204108007U CN 201420488289 U CN201420488289 U CN 201420488289U CN 204108007 U CN204108007 U CN 204108007U
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Abstract
The utility model relate to a kind of by extruding realize the device that amorphous metal continues cladding wires, comprise wire rod draw-gear, extruding punch, recipient, Extruding die, setting cover, recipient size coordinates with extruding punch, recipient is fixedly connected with Extruding die, Extruding die is fixedly connected with setting cover, recipient, Extruding die, setting cover surrounds extruding punch passage jointly, blank room, diffluence room, bonding container and working chamber, refrigerating gas jet pipe is established in working chamber's outlet, the die wall of described Extruding die is provided with wire rod import, length of wire passage is respectively provided with in die body He in core rod, blank diffluence room is had to communicate with blank room around core rod, blank mixes coated with wire rod at bonding container.Amorphous alloy is coated on the surface of wire rod by the utility model, improves the surface quality of wire rod, makes it have excellent corrosion-resistant and abrasion resistance properties, expands the application of wire rod, extends the service life of wire rod.
Description
Technical field
The utility model relates to amorphous metal glass extrusion molding apparatus, belongs to amorphous metal forming technique field.
Background technology
Glassy metal, also known as amorphous alloy, due to the unordered microstructure of its uniqueness, makes the advantage of its existing metal and glass, overcomes again their respective drawbacks.Glass breadks easily, does not have ductility; But the intensity of glassy metal is higher than steel, hardness exceedes high hard tool steel, and has certain toughness and rigidity, so people claim glassy metal to be " king of glass " of " strike not broken, pound not rotten ".Amorphous alloy has mechanics, the process based prediction model preferably such as high strength, high rigidity, good wearability and corrosion resistance, thus determines its field of applying widely, has broad application prospects.
The zirconium-base amorphous requirement for critical cooling rate is lower, can obtain amorphous microstructure completely, thus have multiple forming technology for zirconium-base amorphous part under lower than the cooling velocity of below 100K/s.Patent CN 102877010A " a kind of cast form mode of zirconium-based bulk amorphous alloy foundry goods " discloses a kind of cast moulding method of zirconium-based bulk amorphous alloy foundry goods, the at% of the chemical composition of its foundry goods is: Zr35-45, Ti11-16, Cu10-15, Ni8-12, Be16-25, before melting, in alcohol medium, purified treatment is carried out to above-mentioned raw material ultrasonic wave, again each is divided into two parts, by its respective density, repeating cloth from down to up for twice loads in crucible, raw copper and copper crucible will be avoided during cloth to contact, when melting to prevent raw copper and copper crucible bond, then close stove to vacuumize, be filled with the argon shield of 0.05MPa, start to add hot smelting, power is added to 140KW after 60KW, 80KW, 120KW respectively keep 5 minutes and make the temperature of alloy melt reach more than 800 DEG C.What patent CN101164722A " the preparing processing net forming integrated method of a kind of non-crystaline amorphous metal workpiece " disclosed a kind of non-crystaline amorphous metal workpiece prepares processing net forming integrated method.The inventive method can be burst mould injecting after alloy masterbatch heat fused, after molten alloy cooling, form amorphous alloy, and mould is burst and carried out simple cleaning to test specimen after type and can obtain required workpiece.Utilization mould of can bursting prepares the critical thickness non-crystaline amorphous metal workpiece within the specific limits of any complicated shape by the method for casting, achieves the preparation of complicated non-crystaline amorphous metal workpiece, processing, net forming integrated technology.Patent CN 1199747C " a kind of precision parts made of non-crystalline alloy superplastic die forging building mortion and method " discloses a kind of device for the shaping of bulk amorphous alloys precision parts superplastic die forging and adopts this device to prepare the technique of bulk amorphous alloys precision component.The various Irregular Shaped Parts of the gabarit that can be shaped diameter dimension 0.1 ~ 100mm, gauge 0.1 ~ 50mm, as gear class, solid or solid Step Shaft (taper shaft) class and etc. the flat thin part of axle class etc.The device invented is made up of vacuum drying oven, replaceable pressure head and mould three part.Patent CN 100473472C " manufacturing process of glassy metal " discloses a kind of manufacturing process of glassy metal.The method does not produce the formed products of blemish amorphous shaping of maintenance glassy metal simultaneously, the formed products of thin-walled or thickness formed products not etc. or complicated shape utilizes and employs the molded component of the simplification operation shaping high dimensional accuracy of simply constructed mould, even if also can be shaped simply.
Amorphous alloy has high strength, high rigidity and excellent wear-resisting and corrosion resistance, and surface-brightening, attractive in appearance, but the price of amorphous alloy is higher.The price of the materials such as brass, steel, thermosetting plastics is more much lower than amorphous alloy, but their some process based prediction model is compared with amorphous alloy, far short of what is expected.Because amorphous alloy gets final product vitrifying at 300 ~ 400 DEG C, and there is fabulous plasticity, thus amorphous alloy can be coated on the surface of other materials, fully utilize these materials advantage separately, manufacture low cost, high strength, high rigidity, wear-resistant and corrosion resistant part.By amorphous alloy being coated on corresponding part outer surface, improve surface quality of workpieces, wearability, corrosion resistance, improve the service life of part, also the part of coated amorphous alloy can be used for other parts cannot bear corrosive environment.
Utility model content
The purpose of this utility model be to provide a kind of by extruding realize the device that amorphous metal continues cladding wires, amorphous alloy is coated on the surface of wire rod, improve the surface quality of wire rod, make it have excellent corrosion-resistant and abrasion resistance properties, expand the application of wire rod, extend the service life of wire rod.
The technical scheme that the utility model is taked is:
A kind of by extruding realize the device that amorphous metal continues cladding wires, comprise wire rod draw-gear, extruding punch, recipient, Extruding die, setting cover, recipient size coordinates with extruding punch, recipient is fixedly connected with Extruding die, Extruding die is fixedly connected with setting cover, recipient, Extruding die, setting cover surrounds extruding punch passage jointly, blank room, diffluence room, bonding container and working chamber, refrigerating gas jet pipe is established in working chamber's outlet, the die wall of described Extruding die is provided with wire rod import, length of wire passage is respectively provided with in die body He in core rod, blank diffluence room is had to communicate with blank room around core rod, blank mixes coated with wire rod at bonding container.
Described Extruding die is put together by least two pieces of pieces, has Extruding die gripping sleeve outside Extruding die.The outer surface of Extruding die is combined with the form of the gradual conical surface with the inner surface of Extruding die gripping sleeve.Extruding die gripping sleeve is fixed by screws on extrusion tooling framework.
Described extruding punch connects extrusion oil cylinder and hydraulic system.
By screw or pin fastener together, setting cover is fixed on extrusion tooling framework for described recipient, Extruding die, setting cover.
Described refrigerating gas jet pipe is connected with nitrogen system.
Be provided with heating, temperature measuring equipment in described recipient and Extruding die gripping sleeve, heating, temperature measuring equipment are all connected with temperature controller; Be provided with temperature measuring equipment in Extruding die to be connected with temperature controller.
Described cable channel, in core rod, the length of part is 10 ~ 15mm, and the gap between cable channel and wire surface is about 0.04 ~ 0.08mm, and this part clamp-ons cable channel to avoid amorphous alloy; Gap in die body between cable channel and wire surface is about 0.2 ~ 0.5mm, and this is conducive to reducing the frictional force between wire rod and Extruding die, is convenient to moving and extruding of wire rod.
Utilize said apparatus to realize technique that amorphous metal continues cladding wires, step is as follows:
(1) wire rod is inserted the cable channel in Extruding die, and ensure that wire rod exposes from the exit position of setting cover, wire rod draw-gear is clamped the wire ends exposed;
(2) recipient and setting cover are heated;
(3) utilize the plunger rollback of HYDRAULIC CONTROL SYSTEM oil cylinder, extruding punch is extracted out from recipient;
(4) amorphous alloy blank is put into recipient;
(5) utilize the plunger of HYDRAULIC CONTROL SYSTEM oil cylinder to stretch out, punch will be extruded and insert recipient, and by extruding punch amorphous alloy blank holding;
(6) when the temperature of Extruding die reaches more than amorphous alloy vitrifying 20 ~ 30 DEG C, and keep temperature constant after 2 ~ 3 minutes, hydraulic system is switched to squeeze mode, by plunger, extruding punch, pressure is passed to amorphous alloy blank; Amorphous alloy blank generation Plastic Flow, enters blank diffluence room, and then enters bonding container, extrudes with the form of hollow circular-tube eventually through the space between setting cover and Extruding die core; Open the wire rod of refrigerating gas jet pipe to coated amorphous alloy to cool.
(7) by wire rod draw-gear, constant tractive force is applied to wire rod, wire rod is pulled out; If will extrude continuously, need to add amorphous alloy blank in forming process, forward (4) step to, after changing blank, repeat step (5), (6).
In order to be realized lasting coated for wire rod of amorphous alloy by extrusion process, shunted by amorphous alloy blank by diffluence room, the blank after shunting enters bonding container; In bonding container, have the core of Extruding die for the amorphous alloy blank after shunting being configured as the form of hollow circular-tube, and the blank after shunting merges on longitudinal composition surface of bonding container along pipe; The later tubing of seam continues reach along the core of Extruding die, and enter working chamber, amorphous alloy pipe is coated on the periphery of wire rod, and follows wire rod and extrude along setting cover, finally obtains the wire rod being coated with amorphous alloy.In forming process, the thickness of coated amorphous alloy is determined by the diameter of wire rod and the hole size of setting cover.
The beneficial effects of the utility model are:
(1) Extruding die adopts polylith assembled piece type structure, according to the layout structure of diffluence room, Extruding die is divided into polylith assembled piece type structure along splitter box passage, is convenient to the passage processing wire rod in Extruding die, and is convenient to the removing extruding clout; By tile configuration, inner surface is become outer surface, be convenient to the processing of Extruding die, improve machining accuracy and the surface quality of mould.
(2) outer surface of Extruding die is combined with the form of the gradual conical surface with the inner surface of gripping sleeve, and gripping sleeve is fixed by screws on extrusion tooling framework, this design can ensure that each piece of Extruding die can combine tightly, and extruding force is larger, split more solid, ensure that the overall dimensional accuracy of Extruding die, also ensure that the dimensional accuracy of wire cladding layer.
(3) outer surface of Extruding die is combined with the form of the gradual conical surface with the inner surface of gripping sleeve, is also convenient to the dismounting of extrusion die.
(4) adopt nitrogen to cool the amorphous alloy being coated on wire surface in the exit of wire rod, the temperature of the wire rod having made amorphous alloy coated is down near room temperature as early as possible, avoids oxidation and the crystallization of amorphous alloy clad.
(5) adopt wire rod draw-gear to apply tractive force in the mode of constant force to wire rod, reduce the flow resistance of amorphous alloy in working chamber, accelerate the speed of wire cladding amorphous alloy, can production efficiency be increased substantially.
(6) amorphous alloy is coated on the surface of wire rod, improves the surface quality of wire rod, make it have excellent corrosion-resistant and abrasion resistance properties, expand the application of wire rod, extend the service life of wire rod.
Accompanying drawing explanation
Fig. 1 is that the utility model passes through to extrude and realizes amorphous metal and continue coated apparatus structure schematic diagram;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 needs the wire rod of coated amorphous alloy and the location diagram of Extruding die piece;
Fig. 4 realizes amorphous metal by extruding to continue coated mould structure schematic diagram (explosive view);
Fig. 5 realizes amorphous metal by extruding to continue coated mould structure schematic diagram (installation diagram);
Fig. 6 is nitrogen system structural representation;
Fig. 7 is temperature control system structure chart;
Fig. 8 is setting nested structure enlarged drawing;
Wherein, 1, extrusion oil cylinder, 2, extruding punch, 3, screw, 4, recipient, 5, amorphous alloy blank, 6, Extruding die, 6a, 6b and 6c, Extruding die piece, 7, need the wire rod of coated amorphous alloy, 8, pin, 9, setting cover, 10, Extruding die gripping sleeve, 11, extrusion tooling framework, 12, be coated on the amorphous alloy of wire surface, 13, screw, 14, refrigerating gas jet pipe, 15, wire rod draw-gear, 16, nitrogen gas generator, 17, compressor, 18, oil water separator, 19, air accumulator, 20, Pressure gauge, 21, temperature controller, 22, temperature measuring equipment, 23, heating.
Detailed description of the invention
Further illustrate below in conjunction with the drawings and specific embodiments.
As Fig. 1, shown in 3, a kind ofly realize amorphous metal continue coated device by extruding, comprise wire rod draw-gear 15, extruding punch 2, recipient 4, Extruding die 6, setting cover 9, recipient 4 size coordinates with extruding punch 2, recipient 4 is fixedly connected with Extruding die 6, Extruding die 6 is fixedly connected with setting cover 9, recipient 4, Extruding die 6, setting cover 9 surrounds extruding punch passage jointly, blank room, diffluence room, bonding container and working chamber, refrigerating gas jet pipe 14 is established in working chamber's outlet, the die wall of described Extruding die 6 is provided with wire rod import, length of wire passage is respectively provided with in die body He in core rod, blank diffluence room is had to communicate with blank room around core rod, blank mixes coated with wire rod at bonding container.
The cavity of whole extrusion die is made up of parts such as blank room, diffluence room, bonding container and working chambers.After extruding terminates, there is some residual blank can stay diffluence room, bonding container, for the ease of the passage of wire rod in processing Extruding die, and be convenient to the removing extruding clout, according to the layout structure of diffluence room, Extruding die is divided into polylith assembled piece type structure along cable channel.In extrusion process, in order to ensure the precision of Extruding die, avoiding the effect due to extruding force to cause piece along split face separately, having Extruding die gripping sleeve 10 at Extruding die 6.The periphery of Extruding die 6 is combined with the form of the conical surface with the inner headed face of Extruding die gripping sleeve 10, and Extruding die gripping sleeve 10 is fixed by screws on extrusion tooling framework 11, this design can ensure that each piece of Extruding die can combine tightly, and extruding force is larger, split more solid.In addition, the periphery of Extruding die is combined with the form of the conical surface with the inner headed face of gripping sleeve, is also convenient to the dismounting of extrusion die.
Heating 23 and temperature measuring equipment 22 is provided with in recipient 4.The temperature of the recipient obtained tested by temperature controller 21 according to temperature measuring equipment 22, control the supply of electric power of heating, thus the temperature of recipient controlled within the scope required.
Heating 23 and temperature measuring equipment 22 is provided with in setting cover 9.The temperature of the setting cover 9 obtained tested by temperature controller 21 according to temperature measuring equipment 22, control the supply of electric power of heating, thus the temperature of setting cover controlled within the scope required.
Recipient 4 and setting cover 9 all tighten together with Extruding die 6, and in forming process, the heat of recipient 4 and setting cover 9 will pass to Extruding die 6, and the temperature of Extruding die 6 be controlled within the temperature range required.In Extruding die 6, be only provided with temperature measuring equipment 22, tested the temperature of Extruding die 6 by temperature measuring equipment 22.
In order to be realized lasting coated for wire rod of amorphous alloy by extrusion process, shunted by amorphous alloy blank by diffluence room, the blank after shunting enters bonding container; In bonding container, have the core of Extruding die for the amorphous alloy blank after shunting being configured as the form of hollow circular-tube, and the blank after shunting merges on longitudinal composition surface of bonding container along pipe; The later tubing of seam continues reach along the core of Extruding die, and enter working chamber, amorphous alloy pipe is coated on the periphery of wire rod, and follows wire rod and extrude along setting cover, finally obtains the wire rod being coated with amorphous alloy.In forming process, the thickness of coated amorphous alloy is determined by the diameter of wire rod and the hole size of setting cover.
In order to the temperature of the wire rod having made amorphous alloy coated is down near room temperature as early as possible, avoids the oxidation of amorphous alloy clad, the exit of wire rod is provided with refrigerating gas jet pipe 14.
In order to reduce the flow resistance of amorphous alloy in working chamber, accelerating the speed of wire cladding amorphous alloy, in frock, being provided with wire rod draw-gear 15; Wire rod draw-gear 15 applies tractive force in the mode of constant force to wire rod.
Cable channel in Extruding die 6 is divided into two parts, in core rod, part is near the wire rod exit position of Extruding die, gap between cable channel and wire surface is about 0.04 ~ 0.08mm, and the length of this part is 10 ~ 15mm, and this part clamp-ons cable channel to avoid amorphous alloy; Gap between the cable channel of the interior part of die body and wire surface is about 0.2 ~ 0.5mm, and this is conducive to reducing the frictional force between wire rod and Extruding die, is convenient to moving and extruding of wire rod.
Realizing amorphous metal by extruding, to continue the technical process of cladding wires as follows:
(1) wire rod is inserted the cable channel in Extruding die, and ensure that wire rod exposes from the exit position of setting cover, wire rod draw-gear is clamped the wire ends exposed.
(2) by temperature control system, recipient and setting cover are heated.
(3) utilize the plunger rollback of HYDRAULIC CONTROL SYSTEM oil cylinder, extruding punch is extracted out from recipient.
(4) amorphous alloy blank is put into recipient.
(5) utilize the plunger of HYDRAULIC CONTROL SYSTEM oil cylinder to stretch out, punch will be extruded and insert recipient, and by extruding punch amorphous alloy blank holding.
(6) when the temperature of Extruding die meets the requirements of temperature, and keep temperature constant after 2 ~ 3 minutes, hydraulic system is switched to squeeze mode, by plunger, extruding punch, pressure is passed to amorphous alloy blank; Amorphous alloy blank generation Plastic Flow, enters diffluence room, and then enters bonding container, extrudes with the form of hollow circular-tube eventually through the space between setting cover and Extruding die core; Open nitrogen system, nitrogen is cooled by the wire rod of nitrogen sparge tube to coated amorphous alloy.By draw-gear, constant tractive force is applied to wire rod.
(7) if will extrude continuously, need to add amorphous alloy blank in forming process, forward (4) step to, after changing blank, by the pressure between amorphous alloy interface, utilize temperature and pressure to promote the diffusion of metallic atom, amorphous alloy blank is welded together.
If extruding terminates, disconnect nitrogen system, stop the heating of recipient and setting cover; During etc. mold cools down near room temperature, the wire rod of coated amorphous alloy is cut off along extruded frame, extrusion die is unloaded from extrusion tooling framework; Unclamp the secure components such as screw, take Extruding die apart, the residue amorphous alloy blank of the parts such as diffluence room, bonding container, setting cover is removed; Finally, by extrusion die combination and fastening.
Embodiment 1
The material of wire rod is red copper wire, and diameter is 4mm; The amorphous alloy being coated on red copper wire external layer is Zr58.5Cu15.6Ni12.8Al10.3Nb2.8.The vitrification point of amorphous alloy Zr58.5Cu15.6Ni12.8Al10.3Nb2.8 and crystallization temperature are respectively 385 DEG C and 470 DEG C, when heating-up temperature is 405 DEG C, can be incubated 30 minutes and have crystallization phenomenon, can meet the requirement of cladding process.When coated amorphous alloy, the heating and temperature control of recipient and setting being overlapped by temperature controller is at 403 DEG C ~ 407 DEG C.Tractive force used time coated is 500N.
Although above-described embodiment to be contrasted detailed description to the utility model; but these explanations; just preferred embodiment of the present utility model is illustrated; be not to restriction of the present utility model; any utility model do not exceeded in the utility model connotation is created, and all falls in protection domain of the present utility model.
Claims (8)
1. one kind realizes by extruding the device that amorphous metal continues cladding wires, it is characterized in that, comprise wire rod draw-gear, extruding punch, recipient, Extruding die, setting cover, recipient size coordinates with extruding punch, recipient is fixedly connected with Extruding die, Extruding die is fixedly connected with setting cover, recipient, Extruding die, setting cover surrounds extruding punch passage jointly, blank room, diffluence room, bonding container and working chamber, refrigerating gas jet pipe is established in working chamber's outlet, the die wall of described Extruding die is provided with wire rod import, length of wire passage is respectively provided with in die body He in core rod, blank diffluence room is had to communicate with blank room around core rod, blank mixes coated with wire rod at bonding container.
2. according to claim 1 a kind of by extruding realize the device that amorphous metal continues cladding wires, it is characterized in that, described Extruding die is put together by least two pieces of pieces, has Extruding die gripping sleeve outside Extruding die.
3. according to claim 2 a kind of by extruding realize the device that amorphous metal continues cladding wires, it is characterized in that, the outer surface of Extruding die is combined with the form of the gradual conical surface with the inner surface of Extruding die gripping sleeve.
4. according to claim 1ly a kind ofly realize by extruding the device that amorphous metal continues cladding wires, it is characterized in that, described extruding punch connects extrusion oil cylinder and hydraulic system.
5. according to claim 1ly a kind ofly realize by extruding the device that amorphous metal continues cladding wires, it is characterized in that, by screw or pin fastener together, setting cover is fixed on extrusion tooling framework for described recipient, Extruding die, setting cover.
6. according to claim 1 a kind of by extruding realize the device that amorphous metal continues cladding wires, it is characterized in that, described refrigerating gas jet pipe is connected with nitrogen system.
7. according to claim 2 a kind of by extruding realize the device that amorphous metal continues cladding wires, it is characterized in that, be provided with heating, temperature measuring equipment in described recipient and Extruding die gripping sleeve, heating, temperature measuring equipment are all connected with temperature controller; Be provided with temperature measuring equipment in Extruding die to be connected with temperature controller.
8. according to claim 1ly a kind ofly realize by extruding the device that amorphous metal continues cladding wires, it is characterized in that, described cable channel, the length of part is 10 ~ 15mm in core rod, and the gap between cable channel and wire surface is 0.04 ~ 0.08mm; Gap in die body between cable channel and wire surface is 0.2 ~ 0.5mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420488289.1U CN204108007U (en) | 2014-08-27 | 2014-08-27 | A kind of by extruding realize the device that amorphous metal continues cladding wires |
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| CN201420488289.1U CN204108007U (en) | 2014-08-27 | 2014-08-27 | A kind of by extruding realize the device that amorphous metal continues cladding wires |
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| CN204108007U true CN204108007U (en) | 2015-01-21 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190736A (en) * | 2014-08-27 | 2014-12-10 | 山东科技大学 | Device and process for realizing amorphous metal continuous wire cladding by virtue of extrusion |
| CN109794592A (en) * | 2018-12-24 | 2019-05-24 | 苏州市永利成模具制造有限公司 | One kind reducing crop end method for round tube |
| CN112588827A (en) * | 2020-11-25 | 2021-04-02 | 之江实验室 | Preparation device and method of micro-flow tube for intelligent robot motor |
-
2014
- 2014-08-27 CN CN201420488289.1U patent/CN204108007U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190736A (en) * | 2014-08-27 | 2014-12-10 | 山东科技大学 | Device and process for realizing amorphous metal continuous wire cladding by virtue of extrusion |
| CN104190736B (en) * | 2014-08-27 | 2015-12-16 | 山东科技大学 | A kind of by extruding realize device and the technique that amorphous metal continues cladding wires |
| CN109794592A (en) * | 2018-12-24 | 2019-05-24 | 苏州市永利成模具制造有限公司 | One kind reducing crop end method for round tube |
| CN112588827A (en) * | 2020-11-25 | 2021-04-02 | 之江实验室 | Preparation device and method of micro-flow tube for intelligent robot motor |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150121 Effective date of abandoning: 20151216 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |