CN101161350A - Debris recovery iron ore powder system and method - Google Patents
Debris recovery iron ore powder system and method Download PDFInfo
- Publication number
- CN101161350A CN101161350A CNA2007101585934A CN200710158593A CN101161350A CN 101161350 A CN101161350 A CN 101161350A CN A2007101585934 A CNA2007101585934 A CN A2007101585934A CN 200710158593 A CN200710158593 A CN 200710158593A CN 101161350 A CN101161350 A CN 101161350A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- level
- magnetic separator
- grades
- separators
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Images
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
Abstract
The present invention relates to a system for reclaiming iron ore powder from debris and the method thereof, the debris material is fed with a hopper and is conveyed into the proportion hopper through an electromagnetism vibrating feeder and a belt conveyer, the material enters the stage-one magnetic separator, stage-two magnetic separator, stage-three magnetic separator 1, stage-four magnetic separator, stage-five magnetic separator and stage-six magnetic separator in sequence to sorting after adding water to dilution, the sorted and separated debris flows into the sludge channel of the workshop, the debris in the sludge channel flows into the debris warehouse, the mineral matter containing magnetism flows into the iron powder desilter to deposit and the sorting and separating course of the iron ore powder is completed. The system for reclaiming iron ore powder from debris and the method of the invention are especially suitable for the large-scale debris reclaiming work and settles the problem of resource waste, when the system is adopted to reclaim the debris the cost is low and the output value is high, the producing cost is only about 10% of the output value and the profit is about 90% of the output value.
Description
Technical field: the present invention relates to a kind of method that is used for magnetic iron ore mine tailing recovery system and debris recovery iron ore powder.
Background technology: reclaim at the magnetic iron ore mine tailing now and use the disc type mine tailing to reclaim machine usually, this rate of recovery that reclaims machine is very low, small scale.
Summary of the invention: in order to solve the problem of above-mentioned existence, the invention provides a kind of rate of recovery height, be fit to extensive debris recovery iron ore powder system and the method for using; Goal of the invention of the present invention is achieved through the following technical solutions: debris recovery iron ore powder system: comprise water supply installation, pipeline, be provided with vibro-feeder (55) at hopper (1) lower part outlet end, the port of export of vibro-feeder (55) is provided with belt conveyor (2), end at belt conveyor (2) is provided with batch hopper (3), at batch hopper (3) and one-level magnetic separator (5), (6) be provided with balanced device (4) between, one-level magnetic separator (5), (6) concentrate mouth is connected with the inlet of secondary magnetic separation machine (8) by interflow device (7), the concentrate mouth of secondary magnetic separation machine (8) is connected with the inlet of forging grinding machine (9), the outlet of forging grinding machine (9) is connected with balanced device (10), balanced device (10) is connected with the inlet of three grades of magnetic separators (11), the concentrate mouth of three grades of magnetic separators (11) is connected with the inlet of level Four magnetic separator (12), the concentrate mouth of level Four magnetic separator (12) has high frequency sieve (13), be provided with pulp tank (16) in the side of high frequency sieve (13), the lower floor of high frequency sieve (13) is provided with Pyatyi magnetic separator (14) successively, six grades of magnetic separators (15), pulp tank (16) outlet at bottom is connected with sand pump (17), the outlet of sand pump (17) (53) by the road is connected with the inlet of forging grinding machine (9), the concentrate mouth of six grades of magnetic separators (15) and sedimentation basin (26), (27), (28) be communicated with by pulp tank (75), one-level magnetic separator (5), (6), secondary magnetic separation machine (8), three grades of magnetic separators (11), level Four magnetic separator (12), Pyatyi magnetic separator (14), the mine tailing mouth of six grades of magnetic separators (15) is communicated with tail-box (33), tail-box (33) leads to mine tailing storehouse (36), one-level magnetic separator (5), (6) be arranged on the same level height, the level height of secondary magnetic separation machine (8) is in one-level magnetic separator (5), (6) and forge between the grinding machine (9), forge grinding machine (9), three grades of magnetic separators (11) are in same level height, level Four magnetic separator (12) position is lower than three grades of magnetic separators (11), high frequency sieve (13), Pyatyi magnetic separator (14), six grades of magnetic separators (15) are in same level height, and the position is lower than level Four magnetic separator (12).
Described one-level, secondary, three grades, level Four magnetic separator, comprise: permanent-magnetic cylindrical, drench pit, frame, transmission device, feed launder, concentrate hopper, tail-box, magnetic are adjusting device, the feed launder below is provided with buffer table, and the mine tailing mouth is arranged on the minimum point of drench pit and the position between the concentrate mouth.
The magnetic of described permanent-magnetic cylindrical is that angle is 120 degree-170 degree.
The method of debris recovery iron ore powder: be feed hopper (1) material loading; By vibro-feeder (55) feed; By belt conveyor (2) mass transport is arrived in the batch hopper (3); Water supply installation is that batch hopper supplies water by pipeline; Material behind the thin up enters one-level magnetic separator (5) by balanced device (4); (6); Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine (8) by interflow device (7) interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine (9) and carry out fine lapping; Material after the grinding enters three grades of magnetic separators (11) by balanced device (10); Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator (12) and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve (13) and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank (16) on the sieve; Returning forging grinding machine (9) by sand pump (17) and pipeline (53) grinds again; The lower certified products of sieve flow into Pyatyi magnetic separator (14) and sort; The mineral matter of magnetic enters six grades of magnetic separators (15) and sorts for the last time; Above-mentioned one-level magnetic separator (5); (6); Secondary magnetic separation machine (8); Three grades of magnetic separators (11); Level Four magnetic separator (12); Pyatyi magnetic separator (14); The magnetic field intensity of six grades of magnetic separators (15) is 2500～5000 Gausses; The mine tailing that sorts after the separation flows into workshop tail-box (33); Tailing stream in the tail-box 33 is to Tailings Dam (36); Magnetic-bearing mineral matter flows into iron powder sedimentation basin (26); (27); (28) precipitation is finished the separation process that sorts of Iron Ore Powder.
Beneficial effect of the present invention: debris recovery iron ore powder system of the present invention was compared with adopt disc type mine tailing recovery machine in the past, the refinement of whole recovery flow process, adopt six grades of magnetic separators, mine tailing is carried out magnetic separation, as much as possible the magnetic iron ore that contains in the mine tailing is separated, because of one-level, secondary, three grades, level Four raw meal particle size that magnetic separator sorts is below 6 millimeters, so adopt homemade permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator, magnetic field intensity is 2500～5000 Gausses, its feature is to sort coarse size, it sorts granularity at 0～8mm, magnetic is that angle can reach 120 degree-170 degree; it is long to sort the zone; owing to be provided with buffer table below feed launder; tail-box is arranged on the minimum point of drench pit and the position between the concentrate hopper; make mine tailing not to be flowed directly to tail-box from iron ore feeding hole; and the magnetic mineral band (thorn-like) that needs permanent-magnetic cylindrical to attract magnetisable material to form under the effect in magnetic field promotes mine tailing and enters tail-box; mineral are fully contacted with permanent-magnetic cylindrical; and the constituency extends, thus the raising rate of recovery; Because of Pyatyi, six grades of selected other raw meal particle sizes of magnetic separator are below 0～0.1mm, so adopt commercial permanent-magnet chamber type wet separation half adverse current cell body magnetic separator, magnetic field intensity is 2500～5000 Gausses; sorting granularity is 0～0.15mm; it is strong to sort separation property; adopt the different magnetic separator of above-mentioned two class performances; yield is reached more than 99%, and debris recovery iron ore powder system of the present invention and method especially are fit to large-scale mine tailing recovery operation; solved the problem of the wasting of resources; use this system recoveries mine tailing, cost is low, output value height; production cost only accounts for about 10% of the output value, and profit accounts for about 90%.
Description of drawings:
Fig. 1 is the structural representation of debris recovery iron ore powder system;
Fig. 2 is the side view of debris recovery iron ore powder system;
Fig. 3 is the structural representation of permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator;
Fig. 4 is the side view of Fig. 3;
Fig. 5 is the fundamental diagram of permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator.
The specific embodiment: debris recovery iron ore powder system, comprise water supply installation, pipeline, water supply installation comprises water source 23, clarified water pump 22, sump 21, and water source 23 pours into sump 21 through clarified water pump 22, and the retaining in the sump 21 is the system water supply of ore-sorting system by pipeline; Be provided with vibro-feeder 55 at hopper 1 lower part outlet end, the port of export of vibro-feeder 55 is provided with belt conveyor 2, end at belt conveyor 2 is provided with batch hopper 3, at batch hopper 3 and one-level magnetic separator 5, be provided with balanced device 4 between 6, one-level magnetic separator 5,6 concentrate mouth is connected with the inlet of secondary magnetic separation machine 8 by interflow device 7, the concentrate mouth of secondary magnetic separation machine 8 is connected with the inlet of forging grinding machine 9, the outlet of forging grinding machine 9 is connected with balanced device 10, balanced device 10 is connected with the inlet of three grades of magnetic separators 11, the concentrate mouth of three grades of magnetic separators 11 is connected with the inlet of level Four magnetic separator 12, the concentrate mouth of level Four magnetic separator 12 has high frequency sieve 13, be provided with pulp tank 16 in the side of high frequency sieve 13, the lower floor of high frequency sieve 13 is provided with Pyatyi magnetic separator 14 successively, six grades of magnetic separators 15, pulp tank 16 outlet at bottoms are connected with sand pump 17, the outlet of sand pump 17 53 is connected with the inlet of forging grinding machine 9 by the road, the concentrate mouth of six grades of magnetic separators 15 and sedimentation basin 26,27,28 by pulp tank 75 connections, one-level magnetic separator 5,6,8 three grades of magnetic separators 11 of secondary magnetic separation machine, level Four magnetic separator 12, Pyatyi magnetic separator 14, the mine tailing mouth of six grades of magnetic separators 15 is communicated with tail-box 33, tail-box 33 leads to mine tailing storehouse 36, as shown in Figure 2, one-level magnetic separator 5,6 are arranged on the same level height, the level height of secondary magnetic separation machine 8 is at one-level magnetic separator 5,6 and forge between the grinding machine 9, forge grinding machine 9, three grades of magnetic separators 11 are in same level height, level Four magnetic separator 12 positions are lower than three grades of magnetic separators 11, high frequency sieve 13, Pyatyi magnetic separator 14, six grades of magnetic separators 15 are in same level height, and the position is lower than level Four magnetic separator 12.Magnetic separators at different levels and the installation of forging grinding machine are staged arranges, and makes material be direct current one-level one-level and carries downwards, has reduced transfer equipment, reduces producing cost.Wherein one-level, secondary, three grades, level Four magnetic separator, adopt homemade permanent magnetic cylinder type wet-treatment uniflow trough magnetic separator, its structure comprises that frame 41, motor 39, transmission device 42, drench pit 40, permanent-magnetic cylindrical 38, magnetic are adjusting device 37, feed launder 43, tail-box 44, concentrate hopper 45 shown in Fig. 3-5; Motor 39 is connected with permanent-magnetic cylindrical 38 with transmission device 42, motor 39 drives permanent-magnetic cylindrical 38 rotations by transmission device 42, the two ends of drench pit 40 are respectively equipped with feed launder 43 and concentrate hopper 45, the feed launder below is provided with buffer table 46, mine tailing mouth 49 is located at the minimum point of drench pit 40 and the position between the concentrate mouth 50, magnetic is 47 to be arranged on permanent-magnetic cylindrical 38 inside, be fan-shaped distribution, the inner magnet of permanent-magnetic cylindrical 38 is that angle is 120 degree-170 degree, permanent-magnetic cylindrical 38 is that adjusting device 37 is connected with magnetic, and magnetic is that adjusting device 37 is used for adjusting magnetic declination.
The debris recovery iron ore powder method is as follows: transport mine tailing with forklift in feed hopper 1; By vibro-feeder 55 feeds; Adjust the amplitude current of vibro-feeder and just can adjust feeding coal; By belt conveyor 2 mass transport is arrived in the batch hopper 3; Water supply installation is that batch hopper supplies water by pipeline; Material behind the thin up enters one-level magnetic separator 5 by balanced device 4; 6; Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine 8 by interflow device 7 interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine 9 and carry out fine lapping; Material after the grinding enters three grades of magnetic separators 11 by balanced device 10; Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator 12 and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve 13 and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank 16 on the sieve; Returning forging grinding machine 9 by sand pump 17 and pipeline 53 grinds again; Sieve is lower to be sorted for certified products flow into Pyatyi magnetic separator 14; The mineral matter of magnetic enters six grades of magnetic separators 15 and sorts for the last time; The mine tailing that sorts after the separation flows into workshop tail-box 33; Tailing stream in the tail-box 33 is to Tailings Dam 36; Magnetic-bearing mineral matter flows into iron powder sedimentation basin 26; 27; 28; Three iron powder sedimentation basins use respectively by turns; Full pond is by precipitating after a while; Be transported to the iron powder storehouse by forklift again, finish the separation process that sorts of Iron Ore Powder.
Claims (4)
1. debris recovery iron ore powder system, comprise water supply installation, pipeline, it is characterized in that: be provided with vibro-feeder (55) at hopper (1) lower part outlet end, the port of export of vibro-feeder (55) is provided with belt conveyor (2), end at belt conveyor (2) is provided with batch hopper (3), at batch hopper (3) and one-level magnetic separator (5), (6) be provided with balanced device (4) between, one-level magnetic separator (5), (6) concentrate mouth is connected with the inlet of secondary magnetic separation machine (8) by interflow device (7), the concentrate mouth of secondary magnetic separation machine (8) is connected with the inlet of forging grinding machine (9), the outlet of forging grinding machine (9) is connected with balanced device (10), balanced device (10) is connected with the inlet of three grades of magnetic separators (11), the concentrate mouth of three grades of magnetic separators (11) is connected with the inlet of level Four magnetic separator (12), the concentrate mouth of level Four magnetic separator (12) has high frequency sieve (13), be provided with pulp tank (16) in the side of high frequency sieve (13), the lower floor of high frequency sieve (13) is provided with Pyatyi magnetic separator (14) successively, six grades of magnetic separators (15), pulp tank (16) outlet at bottom is connected with sand pump (17), the outlet of sand pump (17) (53) by the road is connected with the inlet of forging grinding machine (9), the concentrate mouth of six grades of magnetic separators (15) and sedimentation basin (26), (27), (28) be communicated with by pulp tank (75), one-level magnetic separator (5), (6), secondary magnetic separation machine (8), three grades of magnetic separators (11), level Four magnetic separator (12), Pyatyi magnetic separator (14), the mine tailing mouth of six grades of magnetic separators (15) is communicated with tail-box (33), tail-box (33) leads to mine tailing storehouse (36), one-level magnetic separator (5), (6) be arranged on the same level height, the level height of secondary magnetic separation machine (8) is in one-level magnetic separator (5), (6) and forge between the grinding machine (9), forge grinding machine (9), three grades of magnetic separators (11) are in same level height, level Four magnetic separator (12) position is lower than three grades of magnetic separators (11), high frequency sieve (13), Pyatyi magnetic separator (14), six grades of magnetic separators (15) are in same level height, and the position is lower than level Four magnetic separator (12).
2. debris recovery iron ore powder system according to claim 1, it is characterized in that: described one-level, secondary, three grades, level Four magnetic separator, comprise: permanent-magnetic cylindrical, drench pit, frame, transmission device, feed launder, concentrate hopper, tail-box, magnetic are adjusting device, the feed launder below is provided with buffer table, and the mine tailing mouth is arranged on the minimum point of drench pit and the position between the concentrate mouth.
3. debris recovery iron ore powder system according to claim 2 is characterized in that: the magnetic of described permanent-magnetic cylindrical is that angle is 120 degree-170 degree.
4. the method for debris recovery iron ore powder: feed hopper (1) material loading; By vibro-feeder (55) feed; By belt conveyor (2) mass transport is arrived in the batch hopper (3); Water supply installation is that batch hopper supplies water by pipeline; Material behind the thin up enters one-level magnetic separator (5) by balanced device (4); (6); Magnetic-bearing mineral matter after sorting enters secondary magnetic separation machine (8) by interflow device (7) interflow and again sorts separation; The magnetic material that contains after sorting enters and forges grinding machine (9) and carry out fine lapping; Material after the grinding enters three grades of magnetic separators (11) by balanced device (10); Sorting magnetic-bearing mineral matter after the separation enters level Four magnetic separator (12) and sorts; The mineral matter that contains magnetic enters small-sized high frequency sieve (13) and carries out particle filter; Coarse granule magnetic-bearing mineral matter flows into pulp tank (16) on the sieve; Returning forging grinding machine (9) by sand pump (17) and pipeline (53) grinds again; The lower certified products of sieve flow into Pyatyi magnetic separator (14) and sort; The mineral matter of magnetic enters six grades of magnetic separators (15) and sorts for the last time; Above-mentioned one-level magnetic separator (5); (6); Secondary magnetic separation machine (8); Three grades of magnetic separators (11); Level Four magnetic separator (12); Pyatyi magnetic separator (14); The magnetic field intensity of six grades of magnetic separators (15) is 2500～5000 Gausses; The mine tailing that sorts after the separation flows into workshop tail-box (33); Tailing stream in the tail-box 33 is to Tailings Dam (36); Magnetic-bearing mineral matter flows into iron powder sedimentation basin (26); (27); (28) precipitation is finished the separation process that sorts of Iron Ore Powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101585934A CN100548495C (en) | 2007-11-29 | 2007-11-29 | Debris recovery iron ore powder system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101585934A CN100548495C (en) | 2007-11-29 | 2007-11-29 | Debris recovery iron ore powder system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101161350A true CN101161350A (en) | 2008-04-16 |
| CN100548495C CN100548495C (en) | 2009-10-14 |
Family
ID=39296379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101585934A Expired - Fee Related CN100548495C (en) | 2007-11-29 | 2007-11-29 | Debris recovery iron ore powder system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100548495C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365298A (en) * | 2018-12-03 | 2019-02-22 | 福建省新环能环保科技有限公司 | A kind of clinker iron filings separation system |
| CN115213103A (en) * | 2022-07-25 | 2022-10-21 | 北京首钢国际工程技术有限公司 | Method for recovering kiln slag iron powder |
-
2007
- 2007-11-29 CN CNB2007101585934A patent/CN100548495C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109365298A (en) * | 2018-12-03 | 2019-02-22 | 福建省新环能环保科技有限公司 | A kind of clinker iron filings separation system |
| CN109365298B (en) * | 2018-12-03 | 2023-09-22 | 福建省新环能环保科技有限公司 | Slag scrap iron separation system |
| CN115213103A (en) * | 2022-07-25 | 2022-10-21 | 北京首钢国际工程技术有限公司 | Method for recovering kiln slag iron powder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100548495C (en) | 2009-10-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102430481B (en) | Sorting process for high-ash and difficult-separation coal slime | |
| CN104888947B (en) | The magnetic separation of fine grain teeth cloth magnetic-red composite ore-centrifuge sorting process | |
| CN108405173B (en) | Novel fine beneficiation process for magnetic hematite and siderite mixed iron ore | |
| CN103240168A (en) | Classifying, separating and dewatering method for high-ash-content difficultly-separated coal slime | |
| CN100563838C (en) | Mine tailing reclaims sulphur iron separation ore-sorting system and method | |
| CN110560258B (en) | Device and process for selecting ultra-clean coal by physical cyclone recovery jigging overflow coal slime | |
| CN102773150A (en) | Polymetallic (iron, tin and zinc) ore comprehensive recovery beneficiation method | |
| CN104475340A (en) | Method for increasing fine-grained wolframite ore dressing recovery ratio | |
| CN109290045B (en) | Device and method for pulping by using gold tailing waste residues | |
| CN102357403A (en) | New magnetic separation, quality promotion and tailing abandon technology for fine lean hematite ore | |
| CN101161349B (en) | Ore-sorting system and technique for iron ore powder | |
| CN202199415U (en) | Pretreatment device for rare earth processing flotation and magnetic separation | |
| CN204194144U (en) | Thick floatation equipment is cut based on entering the pre-current stabilization of floating ore pulp | |
| CN101161351B (en) | Ore-sorting system and technique of ferro-sulphur ore powder | |
| CN110038718B (en) | Process for efficiently separating micro-fine tungsten ore by using centrifugal machine and flotation | |
| CN109772576B (en) | Method for fully utilizing gold tailings | |
| CN100548495C (en) | Debris recovery iron ore powder system and method | |
| CN204911756U (en) | Hierarchical ore dressing system of water -saving magnetic iron ore | |
| CN203842692U (en) | Ore concentrate system of magnetite | |
| CN116020664A (en) | Device and method for grading and refloating flotation clean coal | |
| CN201127909Y (en) | Tailings recovery sulfur-iron separation ore dressing system | |
| CN112076890B (en) | Magnetite sorting method and system | |
| CN105772211B (en) | A kind of method for arranging of magnetite ore magnetic separation unit equipment | |
| CN201127908Y (en) | Tailings recovery iron ore powder system | |
| CN201127907Y (en) | Ore dressing system of ferro-sulphur ore powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIPIAO XINGWANG MINING INDUSTRY CO., LTD. Free format text: FORMER OWNER: WANG SHAOZU Effective date: 20130314 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 115100 YINGKOU, LIAONING PROVINCE TO: 122100 CHAOYANG, LIAONING PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130314 Address after: The old town village 122100 Baoguo motor Beipiao Chaoyang in Liaoning Province Patentee after: Beipiao Xingwang Mining Co., Ltd. Address before: 115100 pine tree village, Jian Zhen, Liaoning, Dashiqiao Patentee before: Wang Shaozu |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20181129 |