CN109046944B - Mineral exploitation uses ore raw materials to prevent stifled sorting unit - Google Patents
Mineral exploitation uses ore raw materials to prevent stifled sorting unit Download PDFInfo
- Publication number
- CN109046944B CN109046944B CN201811024094.0A CN201811024094A CN109046944B CN 109046944 B CN109046944 B CN 109046944B CN 201811024094 A CN201811024094 A CN 201811024094A CN 109046944 B CN109046944 B CN 109046944B
- Authority
- CN
- China
- Prior art keywords
- sieve
- sorting
- sorting box
- plate
- oblique
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/50—Cleaning
- B07B1/54—Cleaning with beating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
Abstract
The invention discloses an anti-blocking sorting device for ore raw materials for mineral extraction, which comprises a sorting box, wherein the top end of the sorting box is fixedly provided with a feed hopper, the sorting box is rotationally connected with a rotating sieve plate, a first inclined sieve plate is arranged below the rotating sieve plate, a second inclined sieve plate is arranged below the first inclined sieve plate, a first conveyor belt is arranged below the second inclined sieve plate, a discharge port is arranged on the sorting box at one end of the rotating sieve plate, a chute mechanism is arranged outside the discharge port, an outer sieve plate is arranged outside the sorting box at the discharge port, a third conveyor belt is arranged on one side of the outer sieve plate far away from the sorting box, a guide plate is arranged below the outer sieve plate, discharge ports are arranged at the joints of the sorting box with the first inclined sieve plate and the second inclined sieve plate, and a second conveyor belt is arranged on one side of the two discharge ports, the ore sorting performance is good, and the ore is conveniently utilized in the later period.
Description
Technical Field
The invention relates to the field of mineral energy, in particular to an anti-blocking separation device for mineral raw materials for mineral exploitation.
Background
China is rich in material resources, and the development of mineral energy is an important supply and support for the development of industrial construction and building industries. The ore is a mineral aggregate from which useful components can be extracted or which has certain utilizable properties, and can be divided into metal minerals and non-metal minerals, the unit content of useful components (elements or minerals) in the ore is called ore grade, the precious metal minerals such as gold and platinum are expressed in terms of gram/ton, and other ores are expressed in terms of percentage.
At present, in different mineral sorting and mineral processing procedures, larger and coarser-particle mineral objects are often difficult to operate, the mineral particles either cannot be used for production due to low content of target components, or the mineral particles are too mottled to be decomposed, the coarser-particle particles are unfavorable for transmission stability, and are also not favorable for processing and dissolving of minerals, so that the coarse-particle minerals must be discharged out of processing equipment, but with the development of production science and technology, the coarse-particle minerals can also have economic value of further recycling. As the scale of mining development increases, the amount of such coarse grained minerals produced also continues to increase. At present, after such coarse mineral particles are screened by vibration, the particles with larger particle size on the screen are generally not recovered on site, but are manually collected and transported to other places to be treated and discarded as leftovers, so that the waste of mineral resources is large.
Disclosure of Invention
The invention aims to provide an anti-blocking sorting device for ore raw materials for mineral exploitation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a mineral is opened and is adopted ore raw materials and prevent stifled sorting unit, includes the separation box, the fixed feeder hopper that is equipped with in top of separation box, the separation box internal rotation is connected and is rotated the sieve, the below that rotates the sieve is equipped with first oblique sieve, the below of first oblique sieve is equipped with the oblique sieve of second, the below of the oblique sieve of second is equipped with first conveyer belt, be equipped with the discharge port on the separation box of rotation sieve one end, the outside of discharge port is equipped with spout mechanism, it is equipped with outer sieve to be located the exit outside the separation box, one side that the separation box was kept away from to outer sieve is equipped with the third conveyer belt, the below of outer sieve is equipped with the baffle, all be equipped with the discharge port with the junction of first oblique sieve, the oblique sieve of second on the separation box, one.
As a further scheme of the invention: the rotary sieve plate is provided with a first sieve mesh, the first inclined sieve plate is provided with a second sieve mesh, the second inclined sieve plate is provided with a third sieve mesh, and the outer sieve plate is provided with a fourth sieve mesh.
As a further scheme of the invention: the chute mechanism comprises chutes arranged on the sorting box, and sliding rails are arranged on two sides of each chute.
As a further scheme of the invention: the one end that the sieve is close to the spout of rotating is equipped with the expansion plate, the both ends of expansion plate are equipped with the slider corresponding with the slide rail.
As a further scheme of the invention: the top of two second conveyer belts all is equipped with first fender cover, first fender cover and separation box fixed connection.
As a further scheme of the invention: and a second blocking cover is arranged above the outer sieve plate and fixedly connected with the sorting box.
As a further scheme of the invention: and a dredging mechanism is arranged between the first inclined sieve plate and the second inclined sieve plate.
As a further scheme of the invention: the dredging mechanism comprises a telescopic rod, the telescopic rod is fixed in the center of the bottom end of the first inclined sieve plate, the bottom end of the telescopic rod is fixedly connected with a connecting block, a plurality of fixing rods are fixedly connected onto the connecting block, and a plurality of dredging rods corresponding to the second sieve holes and the third sieve holes are arranged on the fixing rods.
As a further scheme of the invention: and a return spring is connected between the rotary sieve plate and the top end of the sorting box.
As a still further scheme of the invention: the one end fixed connection connecting plate of sorting bin is kept away from to outer sieve, the bottom fixed connection backup pad of connecting plate, be equipped with vibrating motor in the backup pad.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the coarse-particle minerals can be removed and recovered by arranging the rotary sieve plate, and the fine-particle minerals can be classified, screened and transmitted according to the size in the process, so that the ore sorting performance is good, and the ore can be conveniently utilized in the later stage.
Drawings
Fig. 1 is a schematic structural diagram of an ore raw material anti-blocking sorting device for mineral exploitation.
Fig. 2 is a schematic structural diagram of a chute mechanism in the ore raw material anti-blocking sorting device for mineral mining.
Fig. 3 is a schematic structural diagram of a dredging mechanism in the ore raw material anti-blocking sorting device for mineral exploitation.
In the figure: 1-a sorting box, 2-a feed hopper, 3-a rotating sieve plate, 4-a chute mechanism, 5-a first inclined sieve plate, 6-a second inclined sieve plate, 7-a first conveyor belt, 8-a second conveyor belt, 9-an outer sieve plate, 10-a third conveyor belt, 11-a connecting plate, 12-a supporting plate, 13-a guide plate, 14-a vibrating motor and 15-a first baffle cover, 16-a second blocking cover, 17-a return spring, 18-a chute, 19-a discharge port, 20-a slide rail, 21-a telescopic plate, 22-a first sieve hole, 23-a slide block, 24-a second sieve hole, 25-a third sieve hole, 26-a fourth sieve hole, 27-a telescopic rod, 28-a connecting block, 29-a fixing rod and 30-a dredging rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, an ore raw material anti-blocking sorting device for mineral separation comprises a sorting box 1, a feed hopper 2 is fixedly arranged at the top end of the sorting box 1, a rotary screen plate 3 is rotatably connected in the sorting box 1, a return spring 17 is connected between the rotary screen plate 3 and the top end of the sorting box 1, a first inclined screen plate 5 is arranged below the rotary screen plate 3, a second inclined screen plate 6 is arranged below the first inclined screen plate 5, a first conveying belt 7 is arranged below the second inclined screen plate 6, a discharge port 19 is arranged on the sorting box 1 at one end of the rotary screen plate 3, a chute mechanism 4 is arranged outside the discharge port 19, an outer screen plate 9 is arranged outside the sorting box 1 at the discharge port 19, a third conveying belt 10 is arranged on one side of the outer screen plate 9, which is far away from the sorting box 1, a guide plate 13 is arranged below the outer screen plate 9, a part, on the sorting, The junction of the oblique sieve board 6 of second all is equipped with the discharge port, and one side of two discharge ports all is equipped with second conveyer belt 8, be equipped with first sieve mesh 22 on the rotation sieve board 3, be equipped with second sieve mesh 24 on the first oblique sieve board 5, be equipped with third sieve mesh 25 on the oblique sieve board 6 of second, be equipped with fourth sieve mesh 26 on the outer sieve board 9, the top of two second conveyer belts 8 all is equipped with first fender cover 15, first fender cover 15 and separation box 1 fixed connection, the top of outer sieve board 9 is equipped with second fender cover 16, second fender cover 16 and separation box 1 fixed connection, the one end fixed connection connecting plate 11 of separation box 1 is kept away from to outer sieve board 9, the bottom fixed connection backup pad 12 of connecting plate 11, be equipped with vibrating motor 14 in the backup pad 12.
Referring to fig. 2, the chute mechanism 4 includes a chute 18 disposed on the sorting box 1, slide rails 20 are disposed on both sides of the chute 18, an expansion plate 21 is disposed at one end of the rotary screen plate 3 close to the chute 18, and slide blocks 23 corresponding to the slide rails 20 are disposed at both ends of the expansion plate 21.
Referring to fig. 3, a dredging mechanism is arranged between the first inclined sieve plate 5 and the second inclined sieve plate 6, the dredging mechanism includes a telescopic rod 27, the telescopic rod 27 is fixed at the center of the bottom end of the first inclined sieve plate 5, the bottom end of the telescopic rod 27 is fixedly connected with a connecting block 28, a plurality of fixing rods 29 are fixedly connected to the connecting block 28, and a plurality of dredging rods 30 corresponding to the second sieve holes 24 and the third sieve holes 25 are arranged on the fixing rods 29.
In the using process, firstly, crushed ores are poured into the feeding hopper 2, then, fine ores fall onto the first inclined sieve plate 5 from the first sieve holes 22, after being screened by the second sieve holes 24, the fine ores fall onto the second inclined sieve plate 6 and fall into the first conveyor belt 7 below from the third sieve holes 25 to be conveyed away, the rest ores on the first inclined sieve plate 5 and the second inclined sieve plate 6 slide onto the second conveyor belt 8 to be conveyed away, when the ores with larger volume and weight fall onto the rotary sieve plate 3, the rotary sieve plate 3 rotates and inclines under the action of pressure, the ores with large volume fall out of the discharge port 19 and fall onto the third conveyor belt 10 along the outer sieve plate 9, screening and conveying of the ores with different volumes are realized, in the process, the up-and-down movement of the dredging rod 30 can be controlled by starting the telescopic rod 27, so that the ores blocked in the second sieve holes 24 and the third sieve holes 25 are ejected out, thereby dredging the second sieve holes 24 and the third sieve holes 25 and reducing the maintenance work of the first inclined sieve plate 5 and the second inclined sieve plate 6.
According to the invention, the rotary sieve plate 3 is arranged, so that coarse-particle minerals can be removed and recovered, fine-particle minerals can be classified, screened and transmitted according to the size in the process, the ore sorting performance is good, and the ore can be conveniently utilized in the later stage.
Claims (7)
1. The utility model provides a mineral is opened and is adopted ore raw materials and prevent stifled sorting unit, includes sorting box (1), the fixed feeder hopper (2) that is equipped with in top of sorting box (1), its characterized in that, sorting box (1) internal rotation is connected and is rotated sieve (3), the below of rotating sieve (3) is equipped with first oblique sieve (5), the below of first oblique sieve (5) is equipped with second oblique sieve (6), the below of second oblique sieve (6) is equipped with first conveyer belt (7), be equipped with discharge port (19) on sorting box (1) of rotating sieve (3) one end, the outside of discharge port (19) is equipped with spout mechanism (4), sorting box (1) is located discharge port (19) outward and is equipped with outer sieve (9), one side that sorting box (1) was kept away from to outer sieve (9) is equipped with third conveyer belt (10), the below of outer sieve (9) is equipped with baffle (13), sorting box (1) go up all to be equipped with the discharge port with the junction of first oblique sieve board (5), second oblique sieve board (6), one side of two discharge ports all is equipped with second conveyer belt (8), be equipped with first sieve mesh (22) on rotating sieve (3), be equipped with second sieve mesh (24) on first oblique sieve board (5), be equipped with third sieve mesh (25) on second oblique sieve board (6), be equipped with fourth sieve mesh (26) on outer sieve (9), be equipped with mediation mechanism between first oblique sieve board (5) and second oblique sieve board (6), mediation mechanism includes telescopic link (27), telescopic link (27) are fixed in the bottom central authorities of first oblique sieve board (5), the bottom fixed connection connecting block (28) of telescopic link (27), many dead levers (29) of fixed connection on connecting block (28), be equipped with on dead lever (29) a plurality ofly and second sieve mesh (24), And the dredging rods (30) correspond to the third sieve holes (25).
2. The mineral exploitation ore raw material anti-blocking sorting device according to claim 1, wherein the chute mechanism (4) comprises a chute (18) arranged on the sorting box (1), and slide rails (20) are arranged on both sides of the chute (18).
3. The mineral exploitation ore raw material anti-blocking sorting device according to claim 2, wherein one end of the rotary sieve plate (3) close to the chute (18) is provided with a telescopic plate (21), and two ends of the telescopic plate (21) are provided with sliding blocks (23) corresponding to the sliding rails (20).
4. The mineral exploitation ore raw material anti-blocking separation device according to claim 1, wherein a first blocking cover (15) is arranged above each of the two second conveyor belts (8), and the first blocking cover (15) is fixedly connected with the separation box (1).
5. The mineral exploitation ore raw material anti-blocking sorting device according to claim 4, wherein a second blocking cover (16) is arranged above the outer sieve plate (9), and the second blocking cover (16) is fixedly connected with the sorting box (1).
6. The mineral exploitation ore raw material anti-blocking sorting device according to claim 1, characterized in that a return spring (17) is connected between the rotary sieve plate (3) and the top end of the sorting box (1).
7. The mineral opening ore raw material anti-blocking sorting device according to claim 1, characterized in that one end of the outer sieve plate (9) far away from the sorting box (1) is fixedly connected with a connecting plate (11), the bottom end of the connecting plate (11) is fixedly connected with a supporting plate (12), and a vibrating motor (14) is arranged on the supporting plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024094.0A CN109046944B (en) | 2018-09-04 | 2018-09-04 | Mineral exploitation uses ore raw materials to prevent stifled sorting unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811024094.0A CN109046944B (en) | 2018-09-04 | 2018-09-04 | Mineral exploitation uses ore raw materials to prevent stifled sorting unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109046944A CN109046944A (en) | 2018-12-21 |
| CN109046944B true CN109046944B (en) | 2021-04-02 |
Family
ID=64759423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811024094.0A Expired - Fee Related CN109046944B (en) | 2018-09-04 | 2018-09-04 | Mineral exploitation uses ore raw materials to prevent stifled sorting unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109046944B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111111847B (en) * | 2019-12-30 | 2022-05-10 | 宁安市粮油淀粉机械制造有限公司 | Apparatus for producing of whole powder is given birth to maize |
| CN112495746B (en) * | 2020-11-09 | 2022-01-18 | 湖南省煤业集团兴源矿业有限公司 | Mining conveying device with screening function |
| CN113083459B (en) * | 2021-04-30 | 2023-05-09 | 佛山市硕宸机械设备有限公司 | Grinding and stirring device for producing molten steel heat-insulating covering agent |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108160442A (en) * | 2017-11-28 | 2018-06-15 | 河南高盛企业管理咨询有限公司 | A kind of civil engineering sand sifter |
| CN108296166A (en) * | 2018-03-26 | 2018-07-20 | 成都蒲江珂贤科技有限公司 | A kind of road construction Sand screen |
| CN207641866U (en) * | 2017-10-30 | 2018-07-24 | 张小霞 | A kind of construction site Sand screen |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204523644U (en) * | 2015-04-10 | 2015-08-05 | 广东梅雁吉祥水电股份有限公司 | A kind of box vibrations log washer |
| CN104971889A (en) * | 2015-06-24 | 2015-10-14 | 孟如苗 | Small-sized grain sorting device |
| CN105170456B (en) * | 2015-10-25 | 2017-04-26 | 钟静海 | Seed screening machine |
| CN205308780U (en) * | 2016-01-19 | 2016-06-15 | 安徽省皖北煤电集团有限责任公司百善煤矿 | Shale shaker for civil engineering |
| CN107081254A (en) * | 2017-04-17 | 2017-08-22 | 刘影 | A kind of walnut separation screening device |
| CN107182813A (en) * | 2017-06-23 | 2017-09-22 | 新乡市万创技术服务有限公司 | A kind of feed purification formula pig material processing feeding machine |
| CN206868608U (en) * | 2017-06-30 | 2018-01-12 | 宜昌鄂中化工有限公司 | A kind of rock phosphate in powder screening plant |
| CN207325273U (en) * | 2017-10-11 | 2018-05-08 | 江苏安卡新材料科技有限公司 | A kind of silicon-carbide particles screening system |
| CN107649391A (en) * | 2017-10-30 | 2018-02-02 | 郑家良 | A kind of construction site Sand screen |
-
2018
- 2018-09-04 CN CN201811024094.0A patent/CN109046944B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207641866U (en) * | 2017-10-30 | 2018-07-24 | 张小霞 | A kind of construction site Sand screen |
| CN108160442A (en) * | 2017-11-28 | 2018-06-15 | 河南高盛企业管理咨询有限公司 | A kind of civil engineering sand sifter |
| CN108296166A (en) * | 2018-03-26 | 2018-07-20 | 成都蒲江珂贤科技有限公司 | A kind of road construction Sand screen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109046944A (en) | 2018-12-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109046944B (en) | Mineral exploitation uses ore raw materials to prevent stifled sorting unit | |
| CN107321434A (en) | A kind of low Stone processing equipment | |
| CN105750205A (en) | Construction waste throwing and heavy separation crushing device and method | |
| CN211274779U (en) | Solid construction waste cyclic utilization processing system | |
| CN201151564Y (en) | Recovery device for waste stone exhaust system | |
| CN214108690U (en) | Sand casting waste sand filters recovery unit | |
| CN112474292A (en) | Device for secondary screening of blast furnace return ores in steel plant | |
| CN204699797U (en) | A kind of sand equipment processed with multiple-working mode | |
| CN210474947U (en) | Production line for manufacturing recycled bricks by using decoration garbage | |
| CN210010006U (en) | Two-stage separation type coal mine stone screening device | |
| CN107096632A (en) | Using the building formula sand system of horizontal ellipse screening | |
| CN214183986U (en) | Iron works is used for sieving device once more to blast furnace return mine | |
| CN203526190U (en) | Building garbage treatment system | |
| CN215087403U (en) | Aggregate crushing and screening production line | |
| CN205084981U (en) | Recycling device | |
| CN115846005A (en) | Crushing and screening device for mineral aggregate middle and later period mineral separation | |
| CN115445741A (en) | Method for preparing sand by utilizing rock waste high-yield preparation machine | |
| CN212349064U (en) | Novel pearlite system sand production line | |
| CN211190578U (en) | PCB board copper powder recovery system with high-efficient deironing device | |
| CN201105237Y (en) | Low grade iron ore roughing separation equipment | |
| CN210846721U (en) | System for preparing machine-made sand | |
| CN102756073A (en) | Water glass old sand refurbishing equipment and process thereof for refurbishing old sand | |
| CN113210039A (en) | Aggregate crushing and screening production line | |
| CN208742775U (en) | A kind of production line of nonmetallic ore green aggregate | |
| CN112958254A (en) | Aggregate production system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210318 Address after: Han Er Zhuang Xiang Da Wei Zhuang Cun, Qianxi County, Tangshan City, Hebei Province 064300 Applicant after: Qianxi Zhongwang iron separation Co.,Ltd. Address before: No. 142, dongjiayang village, Jiazhen street, Jiaojiang District, Taizhou City, Zhejiang Province, 317700 Applicant before: Xu Zhihua |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |