CN105838890A - Improved recycling device for metal accessories of suit doors - Google Patents
Improved recycling device for metal accessories of suit doors Download PDFInfo
- Publication number
- CN105838890A CN105838890A CN201610400001.4A CN201610400001A CN105838890A CN 105838890 A CN105838890 A CN 105838890A CN 201610400001 A CN201610400001 A CN 201610400001A CN 105838890 A CN105838890 A CN 105838890A
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- Prior art keywords
- chamber
- melting chamber
- pipe
- conveying pipe
- melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
- C22B7/003—Dry processes only remelting, e.g. of chips, borings, turnings; apparatus used therefor
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/0038—Obtaining aluminium by other processes
- C22B21/0069—Obtaining aluminium by other processes from scrap, skimmings or any secondary source aluminium, e.g. recovery of alloy constituents
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/064—Obtaining aluminium refining using inert or reactive gases
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Special Wing (AREA)
Abstract
The invention discloses an improved recycling device for metal accessories of suit doors. The improved recycling device comprises a furnace outer shell, a furnace inner shell, an electric heating layer and a feed port. A baffle is arranged in the furnace inner shell and divides the inner space of the furnace inner shell into a melting chamber and a standing chamber. A connection pipe, a discharge pipe, a gas inlet pipe, an exhaust pipe and a conveying pipe are arranged outside the furnace outer shell. A conveying shaft penetrates the end face of the conveying pipe to the outer space and is connected with a drive device. A spiral blade is arranged around the conveying shaft. The structure of the melting chamber is designed, a feed pipe of the traditional significance can have the function of preheating to-be-melted workpieces, the melting chamber and the standing chamber are integrated, the melting time and heat energy are saved, and the production efficiency is improved; and protective gas is introduced, it is avoided that workpieces make contact with air at the feeding stage and the melting stage, hydrogen in molten metal is brought out in the standing chamber, and the casting quality is improved.
Description
Technical field
The present invention relates to a kind of metallurgical plant, be specifically related to the metal fittings recycle device of modified model suit doors.
Background technology
Door and window as in people's daily life often in contact with the article arrived, not only play keep out wind and rain, heat insulation, sound insulation, daylighting, the effect such as ventilation, but also be the important component part of architectural image, their shape, size, color, moulding etc. have critically important impact to the moulded of building.Along with the raising of people's living standard, people are increasing to the demand of door and window, and the requirement to door and window is more and more diversified.
Aluminum alloy doors and windows are important branch of door and window, and aluminum alloy doors and windows refer to that using aluminum alloy extrusion section bar is frame, stile, the door and window of fan material making.Aluminum alloy doors and windows because of have attractive in appearance, seal, intensity high is widely used.The section bar of aluminum alloy doors and windows and glass style are divided into glazing bar style and flower glass style, wherein, glazing bar style is thick with aluminium, style is sedate as main characteristics, and flower glass style is with aluminium various shapes, style vivaciously as main characteristics, and style has lattice, ice sculpture, low relief, brilliant shellfish etc..
In the aluminum alloy doors and windows technological process of production, first operation is exactly blanking, required aluminum alloy frame material and fan material can be obtained by blanking, but, no matter the device of blanking have many accurately and high-end, a lot of discarded leftover pieces will be produced, for a factory, if the loss that will result in flood tide directly thrown away by these discarded leftover pieces, the most a lot of enterprises all select to try every possible means to reclaim these discarded leftover pieces efficiently thus reduce the production cost of aluminum alloy doors and windows to reach to promote the purpose of oneself product competitiveness.
The first step reclaiming aluminium alloy scrap needs to melt these aluminium alloy scraps, and equipment used is fusing stove, and fusing stove can meet aluminum alloy melting technique well.But, traditional fusing stove only has the function melting metal, warm before metal melt is then used alone preheating furnace and preheats, again the workpiece after preheating is taken out and adds after having preheated and melt to fusing stove, after having melted, then being transferred in standing furnace to carry out concise by the metal liquid in fusing stove, do so not only increases the workload of operator, and increasing thermal energy consumption so that production efficiency is low.It addition, in charging and melting aluminum alloy process, oxidation can be produced during oxygen in aluminium alloy and air, contact with the water in air and produce serious pin hole on the Mechanical processing of casting face that can make to be formed, the serious quality reducing foundry goods.
Summary of the invention
The technical problem to be solved is for the shortcoming of conventional fused stove, thering is provided the metal fittings recycle device of modified model suit doors, solving conventional fused stove needs additionally to arrange preheating furnace and the caused energy consumption of standing furnace is big and increase operator's workload and conventional fused stove and the most well completely cut off, in charging and melting stage, the problem that casting quality that air caused is low.
nullThe present invention is achieved through the following technical solutions: the metal fittings recycle device of modified model suit doors，Including stove outer covering and charge door，Stove inner shell it is provided with inside described stove outer covering，It is provided with electric heating layer between stove outer covering and stove inner shell，Stove inner housing inner is provided with baffle plate，The inner space of stove inner shell is divided into two parts by described baffle plate，Wherein top is divided into melting chamber，Bottom is divided into rest chamber，The outside of stove outer covering is provided with connecting tube、Drainage conduit、Air inlet pipe、Exhaustor and conveying pipe，Wherein，Described connecting tube connection melting chamber and rest chamber，Described drainage conduit、Exhaustor all connects space outerpace and rest chamber，Described air inlet pipe connects space outerpace、Melting chamber and rest chamber，Described conveying pipe runs through stove outer covering side in melting chamber，Described conveying pipe runs through stove outer covering side in melting chamber，Conveying pipe one end connects with melting chamber，The end face of the other end is closed，It is connected above charge door outside conveying pipe，Inside described charge door connection space outerpace and conveying pipe，It is provided with conveying axis in conveying pipe，Described conveying axis runs through conveying end surfaces has driving means to space outerpace and connection，Conveying axis is provided with helical blade.In prior art, for the concise problem after solving workpiece to be melted preheating and having melted, typically preheating furnace and standing furnace are set specially, preheating furnace and standing furnace are required for individually heating, the waste energy, and after preheated workpiece being taken out from preheating furnace, owing to workpiece is metal, can dispel the heat with speed faster, traditional method needs operator take out workpiece from preheating furnace and put the workpiece in fusing stove, and the molten metal in melting chamber is transferred in rest chamber, add the workload of operator, add the process time；On the other hand, in process of production, there is serious problem in the fusing to metal especially aluminium alloy, i.e. aluminium alloy can absorb hydrogen during melting, cause producing pin hole on Mechanical processing of casting face thus reduce the quality of product, hydrogen main source in aluminum liquid is the reaction of aluminum liquid and steam, although any instrument used in production all can be dried, but for aluminum liquid, remain humidity, it also can be made to adsorb hydrogen, major part hydrogen is dissolved in aluminum liquid with atom form, and also fraction is adsorbed in surface or the gap of aluminum liquid with molecular forms.nullIn order to solve the problems referred to above of conventional fused stove，The present invention proposes the metal fittings recycle device of modified model suit doors，When using this device，First by air inlet pipe connective protection gas cylinder，Exhaustor connection vacuum pump，Open connecting tube，Then use protection gas that melting chamber and rest chamber inner space are replaced，After having replaced，Close connecting tube，Exhaustor is connected air or be passed through observation oil in seen whether that bubble produces，The circulation of gas is protected in keeping fusing stove and rest chamber，It is then turned on electric heating layer，By the temperature monitoring being arranged in melting chamber, the temperature of melting chamber is controlled at 200 to 300 °，It is then turned on the upper driving means connected of conveying pipe，The outfan of driving means drives conveying axis to rotate，Thus drive helical blade to rotate，Exhaustor cuts out，Open air inlet pipe angle valve further，Increase the intake of protection gas，Open charging lid，At this moment gas is discharged from charge door，Afterwards workpiece to be melted is poured into conveying pipe from charge door，Workpiece to be melted is gradually delivered in melting chamber by helical blade in conveying pipe，Owing to melting chamber has temperature，So conveying pipe also has certain temperature，The steam that surface of the work to be melted evaporates is taken out of by the protective gas flow through from surface of the work to be melted from charge door，Workpiece to be melted falls in melting chamber after being gradually heated in conveying pipe，After in melting chamber, accumulation portion lease making crosses the workpiece of preheating，Continue the temperature of heating melting chamber to 600 to 700 °，The workpiece now piled up bottom melting chamber gradually melts，And the preheating temperature that the workpiece being positioned at conveying pipe obtains also is raised，Reach to make full use of the purpose of heat energy，After having fed，Close charging lid，Open exhaustor，Protected air-flow in melting chamber and rest chamber is kept to lead to，After melt portions workpiece，Open connecting tube，The metal liquid stream melted in melting chamber is made to enter in rest chamber，Owing to gas protected in rest chamber is passed through，The hydrogen that protection gas will be present in molten metal is taken out of，After molten metal discharges hydrogen in rest chamber，Open drainage conduit and carry out cast molding.Compared with conventional fused stove, preheated after directly carry out melting and rest chamber and melting chamber being set together, not only save heat energy, also reduce the workload of operator, save the process time；By feeding at workpiece, melt and the standing stage is all passed through protection gas, make workpiece avoid with molten metal and contact with the oxygen in air and steam, improve casting quality.
Further, described connecting tube is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit is positioned within rest chamber is provided with filter screen.Arranging the workpiece that filter screen is possible to prevent not to be completely melt and block connecting tube and drainage conduit, causing cannot cast molding continuously.
Further, the outfan of described driving means is connected with conveying axis part and described connecting tube use resistant to elevated temperatures adiabator.Fusing indoor temperature is higher, if conveying axis uses metal material entirely, can transfer heat to driving means and cause driving means to receive damage, so just the outfan of driving means uses resistant to elevated temperatures adiabator to protect driving means with the part that links of conveying axis.The purpose of connecting tube employing high-temperature resistant thermal insulating material is to ensure that when molten metal flows out from melting chamber and heat will not be caused because of the low temperature of free surrounding space to scatter and disappear.
Further, threeway is set in described air inlet pipe, air inlet pipe is provided with Pressure gauge, air inlet pipe in the one end within rest chamber bottom rest chamber.Arranging threeway can make operator preferably control to protect gas, such as, in the displacement stage, can adjust threeway makes air inlet pipe only connect space outerpace and melting chamber, protection gas is made to enter melting chamber from air inlet pipe, rest chamber is entered again through connecting tube, finally discharge from exhaustor, make displacement more thorough, arranging Pressure gauge can allow operator know the pressure in melting chamber, aspect operator replace, by air inlet pipe, in the one end within rest chamber, purpose bottom rest chamber is to be passed directly in molten metal by protection gas, reach preferably to remove the purpose of hydrogen in molten metal.
Further, there is gap at the edge of described helical blade with the inwall of conveying pipe, and gap is less than the blade face radius of helical blade.The inwall of the edge of helical blade and conveying pipe is it is necessary to have gap, otherwise all can wear and tear in the inner side of the edge of helical blade and conveying pipe, and driving means can be caused higher workload, but gap can not be too big, and otherwise helical blade no longer has the function promoting workpiece to be melted to enter melting chamber.
Further, described stove outer covering is provided above driving means, and the outfan of described driving means connects has rotary shaft, described rotary shaft to run through stove outer covering in rest chamber, rotary shaft part above baffle plate connects the first stirring paddle, and rotary shaft bottom connects the second stirring paddle.Can melt workpiece more quickly by stirring, improve the work efficiency of melting chamber, the stirring paddle in rest chamber can make protection gas take the hydrogen in molten metal more easily out of.
Further, 3/4ths of a length of melting chamber radius of described first stirring paddle.Found by production practices, a length of melting chamber radius of stirring paddle 3/4ths time, the work efficiency of melting chamber is the highest, and the workpiece in melting chamber can be stirred the most uniformly by the driving means i.e. connecting rotary shaft with minimum workload.
Further, 3/4ths of a length of first stirring paddle length of described second stirring paddle.Found by production practices, a length of first stirring paddle length of the second stirring paddle 3/4ths time, the mixing effect in rest chamber is optimal, because rest chamber is not required to the most violent stirring, its purpose is primarily to the hydrogen discharged in molten metal.
Further, the part that the outfan of described driving means is connected with rotary shaft is resistant to elevated temperatures adiabator.The purpose so arranged is also to protection and connects the driving means of rotary shaft so that it is will not produce damage because of the temperature of rotary shaft conduction.
The present invention compared with prior art, has such advantages as and beneficial effect:
1, the present invention changes feeding manner, makes traditional feed pipe possess the function of preheating workpiece to be melted, decreases the work load of operator, save fusing time, saved heat energy, improve production efficiency；
2, the present invention uses protection gas not only to make workpiece to be melted when charging, fusing and air exclusion, has also taken away and has been positioned at the hydrogen contained in the molten metal of rest chamber.
3, the present invention uses dual chamber design, it is not necessary to is transferred in standing furnace by molten metal after fusing completes again, simplifies operating procedure, saves heat energy and fusing time.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by the embodiment of the present invention, constitutes the part of the application, is not intended that the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of semi-section of the present invention.
The parts title of labelling and correspondence in accompanying drawing:
1-stove outer covering, 2-stove inner shell, 3-electric heating layer, 4-connecting tube, 5-carries pipe, 6-conveying axis, 7-helical blade, 8-charge door, 9-drainage conduit, 10-air inlet pipe, 11-exhaustor, 12-rotary shaft.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, and the exemplary embodiment of the present invention and explanation thereof are only used for explaining the present invention, not as a limitation of the invention.
Embodiment
nullAs shown in Figure 1，The present invention is the metal fittings recycle device of modified model suit doors，Including stove outer covering 1 and charge door 8，It is provided with stove inner shell 2 inside described stove outer covering 1，Electric heating layer 3 it is provided with between stove outer covering 1 and stove inner shell 2，Stove inner shell 2 is internally provided with baffle plate，The inner space of stove inner shell 2 is divided into two parts by described baffle plate，Wherein top is divided into melting chamber，Bottom is divided into rest chamber，The outside of stove outer covering 1 is provided with connecting tube 4、Drainage conduit 9、Air inlet pipe 10、Exhaustor 11 and conveying pipe 5，Wherein，Described connecting tube 4 connects melting chamber and rest chamber，Described drainage conduit 9、Exhaustor 11 all connects space outerpace and rest chamber，Described air inlet pipe 10 connects space outerpace、Melting chamber and rest chamber，Described conveying pipe 5 runs through stove outer covering 1 side in melting chamber，Conveying pipe 5 one end connects with melting chamber，The end face of the other end is closed，It is connected above charge door 8 outside conveying pipe 5，Described charge door 8 connects space outerpace and conveying pipe 5 is internal，It is provided with conveying axis 6 in conveying pipe 5，Described conveying axis 6 runs through conveying pipe 5 end face has driving means to space outerpace and connection，Conveying axis 6 is provided with helical blade 7.Further, described connecting tube 4 is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit 9 is positioned within rest chamber is provided with filter screen.Further, the outfan of described driving means is connected with conveying axis 6 part and described connecting tube 4 use resistant to elevated temperatures adiabator.Further, threeway is set in described air inlet pipe 10, air inlet pipe 10 is provided with Pressure gauge, air inlet pipe 10 in the one end within rest chamber bottom rest chamber.Further, there is gap at the edge of described helical blade 7 with the inwall of conveying pipe 5, and gap is less than the blade face radius of helical blade 7.Further, described stove outer covering 1 is provided above driving means, and the outfan of described driving means connects has rotary shaft 12, described rotary shaft 12 to run through in stove outer covering 1 to rest chamber, the rotary shaft 12 part above baffle plate connects the first stirring paddle, and rotary shaft 12 bottom connects the second stirring paddle.Further, 3/4ths of a length of melting chamber radius of described first stirring paddle.Further, 3/4ths of a length of first stirring paddle length of described second stirring paddle.Further, the part that the outfan of described driving means is connected with rotary shaft 12 is resistant to elevated temperatures adiabator.nullWhen using this device，First by the air in nitrogen displacement melting chamber and rest chamber，Open electric heating layer 3，By the temperature monitoring being arranged in melting chamber, the temperature of melting chamber is risen to 200 to 300 °，It is then turned on carrying the motor connected on pipe 5，The outfan of motor drives helical blade 7 to rotate by conveying axis 6，After melting chamber keeps 200 to 300 ° of a period of times，Close exhaustor 11，Open charge door 8 to cover，Gas is discharged from charge door 8，Continue to turn on the angle valve of air inlet pipe 10，Strengthen the intake of nitrogen，Workpiece to be melted is poured into conveying pipe 5 from charge door 8，Workpiece to be melted is gradually delivered in melting chamber by helical blade 7 in conveying pipe 5，Workpiece to be melted falls in melting chamber after being gradually heated in conveying pipe 5，After in melting chamber, accumulation portion lease making crosses the workpiece of preheating，Open and be positioned at the motor above stove outer covering 1，Motor drives the first stirring paddle and the second stirring paddle to start stirring by rotary shaft 12，Continue the temperature of heating melting chamber afterwards to 600 to 700 °，The workpiece now piled up bottom melting chamber gradually melts along with stirring，And the preheating temperature that the workpiece being positioned at conveying pipe 5 obtains also is raised，Workpiece to be melted is gradually heated up during being transported to melting chamber，Directly melt after having preheated，After to be fed，Close charge door 8 to cover，Open exhaustor 11，Reduce the intake of nitrogen，Nitrogen is kept to circulate in melting chamber and rest chamber，After melting a part of workpiece，Open connecting tube 4，Molten metal enters in rest chamber and is stirred by the second stirring paddle，Nitrogen enters in the molten metal in rest chamber from air inlet pipe，And the hydrogen in molten metal is taken out of from exhaustor 11，After molten metal stirs one end time in rest chamber，Open drainage conduit 9 to die casting member.
Above-described detailed description of the invention; the purpose of the present invention, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only the detailed description of the invention of the present invention; the protection domain being not intended to limit the present invention; all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included within the scope of the present invention.
Claims (9)
- null1. the metal fittings recycle device of modified model suit doors，Including stove outer covering (1) and charge door (8)，Described stove outer covering (1) inner side is provided with stove inner shell (2)，It is characterized in that，Electric heating layer (3) it is provided with between stove outer covering (1) and stove inner shell (2)，Stove inner shell (2) is internally provided with baffle plate，The inner space of stove inner shell (2) is divided into two parts by described baffle plate，Wherein top is divided into melting chamber，Bottom is divided into rest chamber，The outside of stove outer covering (1) is provided with connecting tube (4)、Drainage conduit (9)、Air inlet pipe (10)、Exhaustor (11) and conveying pipe (5)，Wherein，Described connecting tube (4) connection melting chamber and rest chamber，Described drainage conduit (9)、Exhaustor (11) all connects space outerpace and rest chamber，Described air inlet pipe (10) connects space outerpace、Melting chamber and rest chamber，Described conveying pipe (5) runs through stove outer covering (1) side in melting chamber，Conveying pipe (5) one end connects with melting chamber，The end face of the other end is closed，Conveying pipe (5) outside is connected above charge door (8)，Described charge door (8) connection space outerpace and conveying pipe (5) are internal，It is provided with conveying axis (6) in conveying pipe (5)，Described conveying axis (6) runs through conveying pipe (5) end face has driving means to space outerpace and connection，Conveying axis (6) is provided with helical blade (7).
- The metal fittings recycle device of modified model suit doors the most according to claim 1, it is characterised in that described connecting tube (4) is positioned at the one end within melting chamber and is provided with filter screen, and one end that described drainage conduit (9) is positioned within rest chamber is provided with filter screen.
- The metal fittings recycle device of modified model suit doors the most according to claim 1, it is characterised in that part and described connecting tube (4) that the outfan of described driving means is connected with conveying axis (6) use resistant to elevated temperatures adiabator.
- The metal fittings recycle device of modified model suit doors the most according to claim 1, it is characterized in that, threeway is set in described air inlet pipe (10), air inlet pipe (10) is provided with Pressure gauge, air inlet pipe (10) in the one end within rest chamber bottom rest chamber.
- The metal fittings recycle device of modified model suit doors the most according to claim 1, it is characterised in that there is gap at the edge of described helical blade (7) with the inwall of conveying pipe (5), gap is less than the blade face radius of helical blade (7).
- The metal fittings recycle device of modified model suit doors the most according to claim 1, it is characterized in that, described stove outer covering (1) is provided above driving means, the outfan of described driving means connects rotary shaft (12), described rotary shaft (12) runs through stove outer covering (1) in rest chamber, the rotary shaft (12) part above baffle plate connects the first stirring paddle, and rotary shaft (12) bottom connects the second stirring paddle.
- The metal fittings recycle device of modified model suit doors the most according to claim 6, it is characterised in that 3/4ths of a length of melting chamber radius of described first stirring paddle.
- The metal fittings recycle device of modified model suit doors the most according to claim 6, it is characterised in that 3/4ths of a length of first stirring paddle length of described second stirring paddle.
- The metal fittings recycle device of modified model suit doors the most according to claim 6, it is characterised in that the part that the outfan of described driving means is connected with rotary shaft (12) is resistant to elevated temperatures adiabator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400001.4A CN105838890A (en) | 2016-06-08 | 2016-06-08 | Improved recycling device for metal accessories of suit doors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610400001.4A CN105838890A (en) | 2016-06-08 | 2016-06-08 | Improved recycling device for metal accessories of suit doors |
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| Publication Number | Publication Date |
|---|---|
| CN105838890A true CN105838890A (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610400001.4A Pending CN105838890A (en) | 2016-06-08 | 2016-06-08 | Improved recycling device for metal accessories of suit doors |
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| CN (1) | CN105838890A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201451A (en) * | 2017-06-16 | 2017-09-26 | 浙江鑫耐铝熔铸设备材料有限公司 | A kind of aluminium skimmings isothermal melting unit and production technology |
-
2016
- 2016-06-08 CN CN201610400001.4A patent/CN105838890A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201451A (en) * | 2017-06-16 | 2017-09-26 | 浙江鑫耐铝熔铸设备材料有限公司 | A kind of aluminium skimmings isothermal melting unit and production technology |
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Application publication date: 20160810 |
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| WD01 | Invention patent application deemed withdrawn after publication |