CN102872971A - Ship magnetic separator suitable for seawater separation - Google Patents
Ship magnetic separator suitable for seawater separation Download PDFInfo
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- CN102872971A CN102872971A CN2012103217073A CN201210321707A CN102872971A CN 102872971 A CN102872971 A CN 102872971A CN 2012103217073 A CN2012103217073 A CN 2012103217073A CN 201210321707 A CN201210321707 A CN 201210321707A CN 102872971 A CN102872971 A CN 102872971A
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Abstract
The invention discloses a ship magnetic separator suitable for seawater separation, which comprises a rack (6), a trough body (1), a permanent magnetic drum (3) and a driving device (2), a magnetic system (8) and a magnetic system fixing device (5). Two ends of a mandrel (7) are made of solid sectional anti-corrosive stainless steel, the middle hollow section and the end solid section of the mandrel (7) are in threaded connection and welded firmly, the two ends of the mandrel (7) are supported by a mandrel bases through copper sleeves (4) in a matching manner, and are in a mutual opposite axial stop design; and the rack (6) is designed to be in a frame structure, adopts high-strength structure carbon steel square tubes, and is in full contact connection with a deck through the bottom surfaces of two parallel beam bottoms. The permanent magnetic drum (3) is made of anti-corrosive stainless steel, and the outer surface of the rack (6) is sprayed with paint which is resistant to seawater corrosion. A feeder box (13) and the trough body (1) are integrally designed. The ship magnetic separator has excellent performance in wind resistance, bump prevention and salt fog prevention, can be installed on the ships operating on rivers and seas to recycle and select the strong magnetic iron minerals in river sand and sea sand.
Description
Technical field
The present invention relates to a kind of permanent-magnet drum type magnetic separator, especially relate to and contain the permanent-magnet chamber type wet magnetic separator that permanent magnetic pulley and driving mechanism thereof, cell body, frame etc. consist of, be mainly used in sea ore-dressing practice ship and reclaiming the ferromagnetism iron mineral that sorts in the extra large sand in the marine site.
Background technology
Along with the land iron ore deposit is more and more poorer in recent years, the imbalance between supply and demand aggravation, the exploitation of beach and coastal waters iron ore deposit is day by day urgent, is badly in need of a kind of magnetic plant for operations offshore of exploitation.At present, the demand of iron fine powder increases day by day, adopts, selects the scope of iron ore to expand to the waters by land.The tradition permanent-magnet drum type magnetic separator can only use on land because its design environment for use is limit.The rational environment for use of tradition permanent-magnet drum type magnetic separator is: be installed in the stability plane on the firm basis of band, carry and separating medium as mineral with fresh water, metal part is in the space without sea salt, seawater corrosion.But in operations offshore, what face is that road is transported on yo-yo operation supporting surface, ubiquitous seawater salt fog working space and boisterous sea.
Before this, existing people moves the land to operation on the sea with the permanent-magnet chamber type wet magnetic separator, but because traditional permanent-magnet drum type magnetic separator does not adopt anti-corrosion measure, and frame is four-point supporting formula structure, the result occurs having produced the frame for movement distortion when equipment arrives job position, can not run well; The damage of equipment parts corrosion causes equipment dependability to reduce; The design of frame for movement and the course of work more can't adapt at stormy waves, jolts, carry out ore-dressing practice in the salt mist environment, can't satisfy the demand of marine ore-dressing practice.Therefore, develop a kind of can wind and wave resistance, anti-jolting, anti-salt fog, the seagoing vessel of applicable seawater ore dressing is extremely urgent with magnetic separator.
Summary of the invention
Purpose of the present invention is exactly to satisfy the problem of marine ore-dressing practice for existing common magnetic separator, and a kind of wind and wave resistance is provided, and anti-jolting prevented salt fog, is suitable for the seagoing vessel magnetic separator of seawater ore dressing.
For realizing above-mentioned purpose of the present invention, the present invention by the following technical solutions:
A kind of seagoing vessel magnetic separator that is suitable for the seawater ore dressing of the present invention, containing organic frame, cell body, permanent magnetic pulley and drive unit thereof, magnetic system and magnetic is fixture; Described permanent magnetic pulley is revolving body, places cell body; Magnetic is non-revolved body, is built in the bottom of permanent magnetic pulley; Sidepiece at cell body is provided with the concentrate outlet, and the bottom of cell body is provided with the mine tailing outlet; Permanent magnetic pulley, magnetic system, cell body and drive unit are installed on the frame.Whole being welded by non-magnetic stainless steel former more than two places of described magnetic system split axle sleeve and hung and be installed on the axle, accurately dock with the corresponding position groove of axle, and at a place or the many places groove location key and the screw thread jackscrew location that is connected is set; Axle head two of axle adopts the full anticorrosion stainless steel of solid section to make, the middle part hollow section of axle and shaft end solid section are to be threaded and firm welding, both alleviate component weight, reasonably used again full anticorrosion stainless steel, prevented the contact corrosions such as ore pulp, seawater.The axle two ends are supported with copper sheathing and axle bed fit system suit, and each other oppositely axial retention design; Described chassis design is frame-shaped construction, adopt high-strength structure carbon steel square tube to make, be connected with the boat deck contact with two parallel bottom girder bottom surface gross areas, both guaranteed the support stiffness of frame body, also guaranteed and the bonding strength of hull, made complete machine possess the firm base support of stablizing operation at the water surface that jolts.
Permanent magnetic pulley is revolving body during work, drives permanent magnetic pulley by drive unit and turns round in cell body, and magnetic system is installed in and is non-revolved body in the permanent magnetic pulley.When mineral materials feeds the sorting field region, Magnetic Materials is attracted to rotating permanent magnetic pulley surface, enter through magnetic-adsorption, magnetic stirring, upset assorting room and to unload the smooth and easy discharge of mining area field region, nonmagnetics then is not subjected to magnetic attraction to flow into cell body mine tailing discharge aspect with ore pulp, in line or overflow discharge makes different specific susceptibility mineral realize separating under magnetic force, gravity and fluid force acting in conjunction by the bottom.
Described permanent magnetic pulley cylindrical shell adopts full anticorrosion stainless steel to make, and its two ends end cap also adopts the stainless steel integrated smart casting of full anticorrosion to make, and is connected mating surface with permanent magnetic pulley and adopts packing ring and straight mouthful of O type circle combination sealing; Undertake the pivoting support of permanent magnetic pulley and be installed in the bearing box with the internal bearings of permanent magnetic pulley synchronous revolving, bearing box is positioned at the inner position of permanent magnetic pulley and adopts the rotating shaft lip sealing ring one, be positioned at position, permanent magnetic pulley outer end and then adopt rotating shaft lip seal and the combination sealing that the band sealing of rising forms, prevent the contact bearings such as ore pulp, seawater; Seal the uncovered of all high-strength structure carbon steel square tubes, prevent that seawater etc. from entering inside; The paint of all outer surfaces spraying seawater corrosion resistance of frame.
The cornerite that described magnetic is is 130-150 degree, near the magnetic field intensity that district's magnetic field intensity is higher than minute constituency, bottom of scanning of mine tailing outlet position mine tailing escape place.Magnetic system adopts the permanent-magnet magnetic material to form work magnetic circuit, the many gradient designs of circumferential employing alternation along the magnetic work district, relatively stationary plant has suitably amplified the disk pack angle, and magnetic circuit is carried out the design optimization of magnetic separating behavior process, improve the workspace, magnetic field selected ore pulp is swung the adaptation tolerance, even be in the selected mineral pulp level variable condition that hull jolts and brings, still can keep normal stable separation index.
Described cell body is the thick constant level cell body of row of limiting the quantity of to the ore deposit Contiuum type, adopt corrosion-resistant stainless steel 316L to make, and for the water surface operation is jolted and is caused the characteristics that mineral syrup liquid rocks, arrange and adapt to the liquid level overfall that wide-angle is waved, can adapt to ± the waving of 10 angles, guarantee that flow through the fully sort channel of design of all selected mineral fully sorts.Give the making that is the integrated design of ore deposit case and cell body, and be provided with 6 strong points of 3 lines, and adopt high-strength bolt to be connected with described frame, its effect is the integral rigidity that strengthens described cell body, cell body and frame are connected firmly, reliably, and can prevent effectively that the cell body middle part from producing amount of deflection and sinking; Corresponding preservative treatment is all taked in all junctions.
Described magnetic is that fixture is installed in the spindle nose two ends, with the deflection angle of the accurate orientation magnetic of two ends upper arm wire rod thread adjusted in concert fastening means system, and strengthen fixed form with the location, two ends and undertake the powerful additional torque that moment of torsion that the deadweight of magnetic system produces and hull jolt and rise and fall and bring; Magnetic is that fixture adopts corrosion-resistant stainless steel to make, and prevents that ore pulp from being the sea water intrusion that fixture causes corrosion and sea wind, wave etc. to bring to magnetic.
Described drive unit can the on-line continuous governing speed.
After a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention adopts above technical scheme with magnetic separator, have
Following advantage:
(1) chassis design is frame-shaped construction, adopts high-strength structure carbon steel square tube to make, and after firmly installing with hull, frame and cell body rise and fall jointly with the hull body, the firm base support that provides whole set equipment to work continuously at the water surface that jolts.
(2) the thick constant level cell body of the design row of limiting the quantity of, the liquid level overfall that adaptation ± 10 angle is waved is set, guarantee all selected mineral flow through fully the design sort channel fully sort, mineral syrup liquid back and forth changes even hull jolts, the ore pulp that passes through still can obtain sufficient sorting, obtains the separation index of expection.
(3) described cell body is designed to the ore deposit Contiuum type, its effect is effectively to simplify the independent thin connection to the ore deposit case of tradition, and can effectively increase trough body structure rigidity, 6 supports in 3 limits are set simultaneously, adopt high-strength bolt to be connected with frame, can prevent effectively that cell body middle part from producing amount of deflection and sinking, guarantee still that in abominable work condition environment standard and complete ore pulp sorting move passage.
(4) magnetic is that work magnetic circuit adopts along the many gradient designs of circumference alternation, amplify the disk pack angle, and magnetic circuit carried out design optimization, mechanical connection between the magnetic based part is adopted every magnetic and anti-multidirectional swinging strength design, even equipment is in the state of jolting with hull, the operation form that still can keep setting continues continous-stable work.And the selected mineral pulp level that brings changes, and the magnetic field operation interval that holds at large disk pack angle height still can obtain normal stable separation index.Undertake the axle two ends of magnetic system and permanent magnetic pulley support and support with copper sheathing and axle bed fit system suit, both played separated magnetic effect, can avoid again axle two ends and the corrosion of axle bed mating surface to affect the regulatory function that magnetic system rotates the drift angle.
(5) magnetic is that fixture is installed in the spindle nose two ends, with two ends upper arm wire rod thread adjusted in concert
The accurate orientation magnetic of fastening means is deflection angle, can guarantee that the moment of torsion and the hull that produce in the deadweight of magnetic system jolt when rising and falling the powerful additional torque acting in conjunction that brings, and still can keep the required constant magnetic of ore dressing magnetic detached job is deflection angle.
(6) corresponding preservative treatment is all taked in all junctions.It is uncovered to seal all steel square tubes, prevents that seawater etc. from entering inside; The paint of all outer surfaces spraying seawater corrosion resistance prevents wave and salt air corrosion.The exposed parts of equipment entire body all adopts the making of anticorrosion stainless steel or has carried out satisfying the preservative treatment that shipborne equipment requires, all connecting portions have all carried out water-impervious, anti-corrosion treatment, stop the contact arrangement inner surfaces such as corrosive seawater, so that equipment under abominable operation at sea operating mode, possesses long service life and stable magnetic detached job performance.
Description of drawings
Fig. 1 is that a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention cuts open structure diagram with the magnetic separation owner;
Fig. 2 is that a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention cuts open structure diagram with a magnetic separator left side;
Fig. 3 is a kind of seagoing vessel that is suitable for seawater ore dressing magnetic separator bearing seal structure partial schematic diagram of the present invention;
Fig. 4 is the magnetic architecture schematic diagram that a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention is used magnetic separator.
The specific embodiment
In order to further describe the present invention, below in conjunction with accompanying drawing a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention is described in more detail with magnetic separator.
Cutd open structure diagram with the magnetic separation owner and can be found out in conjunction with Fig. 2 by a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention shown in Figure 1, it is to be that fixture 5, magnetic are 8 etc. to constitute by frame 6, permanent magnetic pulley 3, cell body 1, drive unit 2, magnetic.Permanent magnetic pulley 3 is revolving body, and its underpart places cell body 1; Magnetic is 8 for non-revolved body, is built in the bottom of permanent magnetic pulley 3; Sidepiece at cell body 1 is provided with concentrate outlet 15, and the bottom of cell body 1 is provided with mine tailing outlet 14; Permanent magnetic pulley 3, magnetic are 8, cell body 1 and drive unit 2 are installed on the frame 6 by the corresponding relation combination.Magnetic is on 8 axles 7 that are fixed in the permanent magnetic pulley 3, is that fixture 5 is transferred to certain angle with it by magnetic during work, forms the workspace, magnetic field on the surface of permanent magnetic pulley 3.When feeding from the feed port of giving ore deposit case 13, mineral materials enters the sorting field region in the cell body 1, Magnetic Materials is attracted to rotating permanent magnetic pulley 3 surfaces, enter through magnetic-adsorption, magnetic stirring, upset assorting room and to unload the mining area field region and export 15 smooth and easy discharges by concentrate, nonmagnetics then is not subjected to magnetic attraction to flow into cell body mine tailing discharge aspect with ore pulp, discharged by bottom mine tailing outlet 14, make different specific susceptibility mineral under magnetic force, gravity and fluid force acting in conjunction, realize separating.
Fig. 1, shown in Figure 2 in, described frame 6 is " land boat type " frame-shaped construction, adopt high-strength structure carbon steel square tube to make, the bottom surface gross area of doing with two parallel bottom girders is connected with the boat deck contact, both guaranteed the support stiffness of frame body, also guaranteed and the bonding strength of hull, made complete machine possess the firm base support of stablizing operation at the water surface that jolts.With the uncovered sealing that is welded of all steel square tubes, prevent that seawater etc. from entering inside; The paint of all outer surfaces spraying seawater corrosion resistance prevents wave and salt air corrosion.
Found out with magnetic separator bearing seal structure partial schematic diagram and in conjunction with Fig. 1, Fig. 2 by a kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention shown in Figure 3, undertake magnetic and be 8 and axle 7 two ends supported of permanent magnetic pulley 3 support with copper sheathing 4 and axle bed 12 fit systems suit, axle head two of axle 7 adopts the full anticorrosion stainless steel of solid section to make, the middle part hollow section of axle 7 and shaft end solid section to be being threaded and firm welding, and not only having played separated magnetic effect but also can avoid the axle two ends affect regulatory function that magnetic is the rotation drift angle with the corrosion of axle bed mating surface.And bearing 10 is installed in the bearing box 9, bearing box 9 is positioned at permanent magnetic pulley 3 inner positions and adopts the rotating shaft lip sealing ring one, be positioned at the combination sealing 11 that position, permanent magnetic pulley 3 outer end then adopts rotating shaft lip seal and the band sealing of rising to form, thereby reduced the possibility of ore pulp seepage corrosion bearing, prolonged the service life of equipment.
A kind of seagoing vessel that is suitable for the seawater ore dressing of the present invention shown in Figure 4 is found out with the magnetic architecture schematic diagram of magnetic separator and in conjunction with Fig. 1, Fig. 3, to be 8 integral body by non-magnetic stainless steel former more than two places be welded magnetic splits axle sleeve and hang and be installed on the axle 7, accurately dock with the corresponding position groove of axle 7, and at a place or the many places groove location key and the screw thread jackscrew location that is connected is set; And magnetic be 8 and the support of permanent magnetic pulley 3 adopt axle 7 two ends suit copper sheathing 4 and axle bed 12 fit systems, and each other oppositely axial retention design has every magnetic and anti-multidirectional swinging strength function to realize the mechanical connection between the magnetic based part.
Fig. 1, Fig. 2, shown in Figure 3 in, magnetic is that fixture 5 is installed in the spindle nose two ends, it is 8 deflection angle with the two ends accurate orientation magnetic of upper arm wire rod thread adjusted in concert fastening means, can guarantee at magnetic to be that the moment of torsion that produces of 8 deadweights and hull jolt when rising and falling the powerful additional torque acting in conjunction that brings, still can keep the required constant magnetic of ore dressing magnetic detached job is 3 deflection angles.
Claims (5)
1. seagoing vessel magnetic separator that is suitable for the seawater ore dressing, containing organic frame (6), cell body (1), permanent magnetic pulley (3) and drive unit (2) thereof, magnetic system (8) and magnetic is fixture (5); Described permanent magnetic pulley (3) is revolving body, places cell body (1); Magnetic system (8) is non-revolved body, is built in the bottom of permanent magnetic pulley (3); Sidepiece at cell body (1) is provided with concentrate outlet (15), and the bottom of cell body (1) is provided with mine tailing outlet (14); Permanent magnetic pulley (3), magnetic system (8), cell body (1) and drive unit (2) are installed on the frame (6); It is characterized in that: whole being welded by non-magnetic stainless steel former more than two places of described magnetic system (8) split axle sleeve and hung and be installed on the axle (7), accurately dock with the corresponding position groove of axle (7), and at a place or the many places groove location key and the screw thread jackscrew location that is connected is set; Axle head two of axle (7) adopts the full anticorrosion stainless steel of solid section to make, the middle part hollow section of axle (7) and shaft end solid section are to be threaded and firm welding, axle (7) two ends are supported with copper sheathing (4) and axle bed (12) fit system suit, and each other oppositely axial retention design; Described frame (6) is designed to frame-shaped construction, adopts high-strength structure carbon steel square tube to make, and is connected with the boat deck contact with two parallel bottom girder bottom surface gross areas.
2. a kind of seagoing vessel magnetic separator that is suitable for the seawater ore dressing as claimed in claim 1 is characterized in that: described permanent magnetic pulley (3) cylindrical shell adopts full anticorrosion stainless steel to make, and its two ends end cap also adopts the stainless steel integrated smart casting of full anticorrosion to make; Undertake the pivoting support of permanent magnetic pulley (3) and be installed in the bearing box (9) with the internal bearings (10) of permanent magnetic pulley (3) synchronous revolving, bearing box (9) is positioned at the inner position of permanent magnetic pulley (3) and adopts the rotating shaft lip sealing ring one, is positioned at the combination sealing (11) that permanent magnetic pulley (3) position, outer end then adopts rotating shaft lip seal and the band sealing of rising to form; Seal the uncovered of high-strength structure carbon steel square tube, the paint of all outer surfaces spraying seawater corrosion resistance of frame (6).
3. a kind of seagoing vessel magnetic separator that is suitable for the seawater ore dressing as claimed in claim 2, it is characterized in that: the cornerite of described magnetic system (7) is 130-150 degree, magnetic system (7) adopts the permanent-magnet magnetic material to form work magnetic circuit, the many gradient designs of circumferential employing alternation along the magnetic work district are in the magnetic field intensity that district's magnetic field intensity is higher than minute constituency of scanning of mine tailing escape place.
4. a kind of seagoing vessel magnetic separator that is suitable for the seawater ore dressing as claimed in claim 3 is characterized in that: described cell body (1) is the thick constant level cell body of row of limiting the quantity of to the ore deposit Contiuum type, adopts corrosion-resistant stainless steel 316L to make; Give the making that is the integrated design of ore deposit case (13) and cell body (1).
5. such as claim 1,2,3 or 4 described a kind of seagoing vessel magnetic separators that are suitable for the seawater ore dressing, it is characterized in that: described magnetic is that fixture (5) is installed in the spindle nose two ends, with the deflection angle of the accurate orientation magnetic of two ends upper arm wire rod thread adjusted in concert fastening means system (8), and strengthen fixed form with the location, two ends and undertake the powerful additional torque that moment of torsion that magnetic system (8) deadweight produces and hull jolt and rise and fall and bring; Magnetic is that fixture (5) adopts corrosion-resistant stainless steel to make.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321707.3A CN102872971B (en) | 2012-09-04 | 2012-09-04 | A kind of seagoing vessel magnetic separator being suitable for seawater ore dressing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210321707.3A CN102872971B (en) | 2012-09-04 | 2012-09-04 | A kind of seagoing vessel magnetic separator being suitable for seawater ore dressing |
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| Publication Number | Publication Date |
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| CN102872971A true CN102872971A (en) | 2013-01-16 |
| CN102872971B CN102872971B (en) | 2015-07-29 |
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| CN201210321707.3A Active CN102872971B (en) | 2012-09-04 | 2012-09-04 | A kind of seagoing vessel magnetic separator being suitable for seawater ore dressing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029946A (en) * | 2014-06-04 | 2014-09-10 | 马鞍山市天工科技有限公司 | Unblocking device for V groove-shaped integrated reinforced concrete feed bins |
| CN115445767A (en) * | 2022-09-14 | 2022-12-09 | 承德星铄科技有限公司 | Multi-gradient parallel double-roller dry magnetic separator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201231178Y (en) * | 2008-07-07 | 2009-05-06 | 潍坊华新自动化设备有限公司 | Permanent magnetism separation roller |
| CN201244512Y (en) * | 2008-06-16 | 2009-05-27 | 江西永丰县博源实业有限公司 | Electromagnetic separator |
| CN102366729A (en) * | 2011-11-08 | 2012-03-07 | 中国矿业大学 | Dry magnetic separator based on fluidization |
| CN202778709U (en) * | 2012-09-04 | 2013-03-13 | 马鞍山市天工科技有限公司 | Corrosion preventive and jolt resisting permanent magnet drum magnetic separator for ship use |
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2012
- 2012-09-04 CN CN201210321707.3A patent/CN102872971B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244512Y (en) * | 2008-06-16 | 2009-05-27 | 江西永丰县博源实业有限公司 | Electromagnetic separator |
| CN201231178Y (en) * | 2008-07-07 | 2009-05-06 | 潍坊华新自动化设备有限公司 | Permanent magnetism separation roller |
| CN102366729A (en) * | 2011-11-08 | 2012-03-07 | 中国矿业大学 | Dry magnetic separator based on fluidization |
| CN202778709U (en) * | 2012-09-04 | 2013-03-13 | 马鞍山市天工科技有限公司 | Corrosion preventive and jolt resisting permanent magnet drum magnetic separator for ship use |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104029946A (en) * | 2014-06-04 | 2014-09-10 | 马鞍山市天工科技有限公司 | Unblocking device for V groove-shaped integrated reinforced concrete feed bins |
| CN115445767A (en) * | 2022-09-14 | 2022-12-09 | 承德星铄科技有限公司 | Multi-gradient parallel double-roller dry magnetic separator |
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| CN102872971B (en) | 2015-07-29 |
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Address after: 243000 Anhui city in Ma'anshan Province Economic Development Zone No. 9 Ranlu Zhu Patentee after: MAANSHAN TIANGONG TECHNOLOGY CO., LTD. Address before: 243000 Anhui city in Ma'anshan Province Economic Development Zone No. 9 Ranlu Zhu Patentee before: Maanshan Heavenly Technology Co., Ltd. |