CN113751121A - Quartz sand purification device and use method - Google Patents
Quartz sand purification device and use method Download PDFInfo
- Publication number
- CN113751121A CN113751121A CN202110942101.0A CN202110942101A CN113751121A CN 113751121 A CN113751121 A CN 113751121A CN 202110942101 A CN202110942101 A CN 202110942101A CN 113751121 A CN113751121 A CN 113751121A
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- Prior art keywords
- screening
- quartz sand
- tank
- diameter powder
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/14—Separating or sorting of material, associated with crushing or disintegrating with more than one separator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention relates to a purification device of quartz sand, which comprises a crushing tank, a magnetic screening component and a screening tank, wherein a plurality of layers of large-diameter powder rollers and a plurality of layers of small-diameter powder rollers are arranged in the crushing tank, the large-diameter powder rollers are arranged on the upper parts of the small-diameter powder rollers, the bottom of the crushing tank is communicated with the screening tank through a conical cylindrical pipeline, the magnetic screening component is rotatably arranged in the screening tank and comprises a screening cylindrical frame, the surface of the screening cylindrical frame is uniformly and fixedly connected with a support plate, the outer side surface of the support plate is uniformly and fixedly connected with a super-permanent magnet, the inner surface of the support plate is clamped with a super-permanent magnet plate, one side of the screening cylindrical frame is rotatably connected with the screening tank through a rotating shaft, and the other side of the screening cylindrical frame penetrates through a shaft to be fixedly connected with a belt pulley on the surface of the screening tank.
Description
Technical Field
The invention relates to the technical field of quartz sand purification, in particular to a quartz sand purification device and a use method thereof.
Background
Quartz sand is a common non-metallic mineral raw material with wide application in the nature. As an important raw material, quartz sand has been widely used in the fields of semiconductors, photovoltaics, ceramics, optics, glass, military affairs, and the like. At present, the high-tech industry has strict requirements on the purity of quartz sand, such as the manufacture of crucibles for producing solar-grade silicon and the production of optical fibers in the photovoltaic industry. With the progress of science and technology, the demand of high-purity quartz sand is higher and higher, and the requirement of the purity of the quartz sand is also higher and higher. Therefore, people make continuous efforts to obtain high-purity quartz sand, and the quartz sand purification process comprises pretreatment, namely ore grinding, screening, scrubbing and magnetic separation are carried out on the quartz sand, wherein in the magnetic separation process, the screening step is simple, more impurities exist in further purification of the quartz sand, the magnetic separation treatment needs to be carried out for multiple times, and the purification efficiency of the quartz sand is influenced.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a quartz sand purification device and a using method thereof, so as to solve the technical contents.
In order to achieve the purpose, the invention is realized by the following technical scheme: a purification device of quartz sand comprises a crushing tank, a magnetic screening component and a screening tank, wherein a plurality of layers of large-diameter powder rollers and a plurality of layers of small-diameter powder rollers are arranged inside the crushing tank, the large-diameter powder rollers are arranged on the upper portions of the small-diameter powder rollers, the bottom of the crushing tank is communicated with the screening tank through a conical cylindrical pipeline, the magnetic screening component is rotatably arranged inside the screening tank and comprises a screening cylindrical frame, the surface of the screening cylindrical frame is uniformly and fixedly connected with a supporting plate, the outer side surface of the supporting plate is uniformly and fixedly connected with a super-permanent magnetic block, the inner surface of the supporting plate is clamped with a super-permanent magnetic plate, one side of the screening cylindrical frame is rotatably connected with the screening tank through a rotating shaft, the other side of the screening cylindrical frame penetrates through a screening tank surface fixed connection belt pulley through a shaft, and the bottom of the screening tank is provided with a discharge port, the bottom of the discharge port is hermetically and slidably connected with an opening door, a roller lead screw is fixed at the bottom of the opening door, a lead screw is slidably connected with the roller lead screw, a fixing frame is fixedly connected with the bottom of the screening tank, a lead screw is fixedly connected with the middle of the fixing frame, and one end of the lead screw penetrates through the fixing frame and is fixedly connected with a driving motor.
Furthermore, the two opposite sides of the bottom of the discharge port are fixedly connected with slideways, and the slideways are connected with an opening door in a sealing and sliding manner.
Furthermore, at least one layer of large-diameter powder roller and at least one layer of small-diameter powder roller are arranged in the crushing tank.
Further, the diameter length of the large-diameter powder roller is at least 1/6 times larger than that of the small-diameter powder roller.
Further, the shape of the super permanent magnet block is arranged into a trapezoidal block.
Further, the shape of the super permanent magnet block is arranged into an isosceles trapezoid block.
Furthermore, the inside surface joint of the crushing jar of minor diameter powder roller bottom has the fence board.
A method for purifying and using quartz sand, according to any one of claims 1 to 7:
quartz blocks are placed on a large-diameter powder roller layer, after being crushed by a plurality of layers of large-diameter powder rollers, the crushed quartz sand is further crushed by a lower layer of small-diameter powder roller, wherein the small-diameter powder roller is of a multilayer structure, the crushed quartz sand flows into a screening tank through a conical cylindrical pipeline after being screened by a fence plate arranged in the crushing tank, the quartz sand is scattered by a screening cylindrical frame arranged in the screening tank, a super-permanent magnetic plate is arranged in the screening cylindrical frame, iron impurities are contained in the scattered quartz sand and are magnetically recovered, a super-permanent magnetic block is arranged outside the screening cylindrical frame, when the screening cylindrical frame rotates, the quartz sand is stirred by the super-permanent magnetic block, the magnetically recovered quartz sand contains the iron impurities, after the iron impurities are recovered in the screening tank, a driving motor is started, a lead screw is rotated, the lead screw is driven to slide, opening the opening door to recover and screen the iron quartz sand, and purifying the quartz sand.
Furthermore, the number of layers of the large-diameter powder roller is three, and the number of layers of the small-diameter powder roller is four.
In conclusion, the invention provides a purification device of quartz sand and a use method thereof, wherein the purification device comprises a plurality of layers of large-diameter powder rollers and a plurality of layers of small-diameter powder rollers, so that the uniformity of crushed particles of quartz stone is improved, iron impurities are further screened out, the quartz sand flows into a screening tank through a conical cylindrical pipeline after being screened by a fence plate, the iron recovery is carried out on the quartz sand flowing in by a super-permanent magnetic plate inside a screening cylindrical frame, the iron recovery is carried out on the quartz sand flowing in by a super-permanent magnetic block arranged outside the screening cylindrical frame, the quartz sand inside the screening tank is stirred by the super-permanent magnetic block through the rotation of the screening cylindrical frame, the further iron recovery by the super-permanent magnetic block is improved, the iron recovery of the stirred quartz sand is continued inside the screening cylindrical frame, the iron recovery of the quartz sand is improved, and the increase of the purity is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic illustration of the configuration of magnetic screen assembly of FIG. 1;
FIG. 3 is a schematic view of the construction of the large diameter powder roller and the small diameter powder roller of FIG. 1;
in the figure: the device comprises a crushing tank 1, a large-diameter powder roller 11, a small-diameter powder roller 12, a conical cylindrical pipeline 13, a magnetic screening component 2, a screening cylindrical frame 21, a supporting plate 22, a super permanent magnet 23, a super permanent magnet plate 24, a screening tank 3, a discharge port 31, an opening door 32, a roller screw 33, a slide way 35, a fixing frame 4, a screw 41 and a driving motor 42.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in figures 1 to 3, the invention relates to a quartz sand purification device, which comprises a crushing tank 1, a magnetic screening component 2 and a screening tank 3, wherein a plurality of layers of large-diameter powder rollers 11 and a plurality of layers of small-diameter powder rollers 12 are arranged inside the crushing tank 1, the large-diameter powder rollers 11 are arranged on the upper parts of the small-diameter powder rollers 12, the bottom of the crushing tank 1 is communicated with the screening tank 3 through a tapered cylindrical pipeline 13, the magnetic screening component 2 is rotatably arranged inside the screening tank 3, the magnetic screening component 2 comprises a screening cylindrical frame 21, the surface of the screening cylindrical frame 21 is uniformly and fixedly connected with a support plate 22, the outer side surface of the support plate 22 is uniformly and fixedly connected with a super-permanent magnetic block 23, the inner surface of the support plate 22 is clamped with a super-permanent magnetic plate 24, one side of the screening cylindrical frame 21 is rotatably connected with the screening tank 3 through a rotating shaft, The opposite side passes screening jar 3 fixed surface connects the belt pulley through the axle, the bottom of screening jar 3 is provided with discharge gate 31, the sealed sliding connection in bottom of discharge gate 31 has opening door 32, the fixed roller screw 33 in bottom of opening door 32, the sliding connection of roller screw 33 has lead screw 41, the bottom fixedly connected with mount 4 of screening jar 3, the middle part fixedly connected with lead screw 41 of mount 4, mount 4 fixed connection driving motor 42 is passed to the one end of lead screw 41.
Further, the two opposite sides of the bottom of the discharge port 31 are fixedly connected with slideways 35, and the slideways 35 are connected with the opening door 32 in a sealing and sliding manner.
Further, at least one layer of large-diameter powder roller 11 and at least one layer of small-diameter powder roller 12 are arranged inside the crushing tank 1.
Further, the diameter length of the large-diameter powder roller 11 is at least 1/6 times larger than that of the small-diameter powder roller 12.
Further, the super permanent magnet block 23 is shaped as a trapezoidal block.
Further, the shape of the super permanent magnet block 23 is configured as an isosceles trapezoid block.
Furthermore, a fence plate 36 is clamped on the inner surface of the crushing tank 3 at the bottom of the small-diameter powder roller 12. A method for purifying and using quartz sand, according to any one of claims 1 to 7:
quartz blocks are placed on a layer of a large-diameter powder roller 11, after being crushed by a plurality of layers of large-diameter powder rollers 11, the crushed quartz sand is further crushed by a lower layer of small-diameter powder roller 12, wherein the small-diameter powder roller 12 is of a multilayer structure, the crushed quartz sand flows into a screening tank 3 through a conical cylindrical pipeline 13 after being screened by a grating plate 36 arranged inside a crushing tank 1, the quartz sand is scattered by a screening cylindrical frame 21 arranged inside the screening tank 3, a super-permanent magnetic plate 24 is arranged inside the screening cylindrical frame 21, the scattered quartz sand contains iron impurities and is subjected to magnetic recovery, a super-permanent magnetic block 23 is arranged outside the screening cylindrical frame 21, when the screening cylindrical frame 21 rotates, the quartz sand is stirred by the super-permanent magnetic block 23, the magnetic recovery quartz sand contains the iron impurities, a driving motor 42 is started after the iron impurities are recovered in the screening tank 3, the screw rod 41 is rotated to drive the roller screw rod 33 to slide, the opening door 32 is opened to recover and screen the iron quartz sand, and the quartz sand is purified.
Further, the number of layers of the large-diameter powder roller 11 is three, and the number of layers of the small-diameter powder roller 12 is four.
In summary, the invention provides a quartz sand purification device and a use method thereof, wherein a plurality of layers of large-diameter powder rollers and a plurality of layers of small-diameter powder rollers are arranged for crushing, so that the uniformity of crushed particles of quartz stone is improved, iron impurities are further screened out, the quartz stone flows into a screening tank through a conical cylindrical pipeline after being screened by a fence plate, the quartz sand flowing into the screening tank is subjected to iron recovery by a super-permanent magnetic plate inside a screening cylindrical frame, the super-permanent magnetic block arranged outside the screening cylindrical frame also performs iron recovery on the quartz sand, the quartz sand inside the screening tank is stirred by the super-permanent magnetic block through the rotation of the screening cylindrical frame, the iron recovery of the super-permanent magnetic block is improved, the iron recovery of the stirred quartz sand is continued inside the screening cylindrical frame, the iron recovery of the quartz sand is improved, and the purity is increased.
Claims (9)
1. The purification device of the quartz sand is characterized by comprising a crushing tank, a magnetic screening component and a screening tank, wherein a plurality of layers of large-diameter powder rollers and a plurality of layers of small-diameter powder rollers are arranged inside the crushing tank, the large-diameter powder rollers are arranged on the upper portions of the small-diameter powder rollers, the bottom of the crushing tank is communicated with the screening tank through a conical cylindrical pipeline, the magnetic screening component is arranged inside the screening tank in a rotating mode and comprises a screening cylindrical frame, the surface of the screening cylindrical frame is uniformly and fixedly connected with a supporting plate, the outer side surface of the supporting plate is uniformly and fixedly connected with a super-permanent magnetic block, the inner surface of the supporting plate is clamped with a super-permanent magnetic plate, one side of the screening cylindrical frame is rotatably connected with the screening tank through a rotating shaft, the other side of the screening cylindrical frame penetrates through a shaft to be fixedly connected with a belt pulley, the bottom of the screening tank is provided with a discharge port, the bottom of the discharge port is hermetically and slidably connected with an opening door, a roller lead screw is fixed at the bottom of the opening door, a lead screw is slidably connected with the roller lead screw, a fixing frame is fixedly connected with the bottom of the screening tank, a lead screw is fixedly connected with the middle of the fixing frame, and one end of the lead screw penetrates through the fixing frame and is fixedly connected with a driving motor.
2. The quartz sand purification device of claim 1, wherein the two opposite sides of the bottom of the discharge port are fixedly connected with slideways, and the slideways are connected with an opening door in a sealing and sliding manner.
3. The apparatus for purifying silica sand as claimed in claim 1, wherein at least one layer of large-diameter powder roll and at least one layer of small-diameter powder roll are provided inside the pulverizing tank.
4. The apparatus of claim 1, wherein the diameter of the large diameter roller is at least 1/6 times greater than the diameter of the small diameter roller.
5. The quartz sand purifying apparatus as claimed in claim 1, wherein the super permanent magnet block is shaped as a trapezoidal block.
6. The quartz sand purifying apparatus as claimed in claim 1, wherein the super permanent magnet block is shaped as an isosceles trapezoid block.
7. The quartz sand purifying device as claimed in claim 1, wherein a fence plate is clamped on the inner surface of the crushing tank at the bottom of the small-diameter powder roller.
8. A method for purifying and using quartz sand, which is characterized in that according to any one of claims 1 to 7:
quartz blocks are placed on a large-diameter powder roller layer, after being crushed by a plurality of layers of large-diameter powder rollers, the crushed quartz sand is further crushed by a lower layer of small-diameter powder roller, wherein the small-diameter powder roller is of a multilayer structure, the crushed quartz sand flows into a screening tank through a conical cylindrical pipeline after being screened by a fence plate arranged in the crushing tank, the quartz sand is scattered by a screening cylindrical frame arranged in the screening tank, a super-permanent magnetic plate is arranged in the screening cylindrical frame, iron impurities are contained in the scattered quartz sand and are magnetically recovered, a super-permanent magnetic block is arranged outside the screening cylindrical frame, when the screening cylindrical frame rotates, the quartz sand is stirred by the super-permanent magnetic block, the magnetically recovered quartz sand contains the iron impurities, after the iron impurities are recovered in the screening tank, a driving motor is started, a lead screw is rotated, the lead screw is driven to slide, opening the opening door to recover and screen the iron quartz sand, and purifying the quartz sand.
9. The purification and use method of the quartz sand is characterized in that the number of layers of the large-diameter powder roller is three, and the number of layers of the small-diameter powder roller is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110942101.0A CN113751121A (en) | 2021-08-17 | 2021-08-17 | Quartz sand purification device and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110942101.0A CN113751121A (en) | 2021-08-17 | 2021-08-17 | Quartz sand purification device and use method |
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| Publication Number | Publication Date |
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| CN113751121A true CN113751121A (en) | 2021-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110942101.0A Pending CN113751121A (en) | 2021-08-17 | 2021-08-17 | Quartz sand purification device and use method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114377850A (en) * | 2021-12-14 | 2022-04-22 | 徐州融鑫新材料有限公司 | Can arrange indisputable device to quartz sand rotation type of different density |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214818A (en) * | 2015-10-28 | 2016-01-06 | 重庆市富环建筑材料有限责任公司 | Slag roller for machining grinding machine classification feeding device |
| CN107737634A (en) * | 2017-11-21 | 2018-02-27 | 成都大运汽车集团有限公司 | A kind of metal and nonmetallic garbage sorting device |
| CN109201169A (en) * | 2018-07-27 | 2019-01-15 | 华北水利水电大学 | Energy-saving and environment-friendly civil engineering work waste treatment device |
| CN109261262A (en) * | 2018-09-19 | 2019-01-25 | 龙泉市峰春青瓷厂 | A kind of celadon base mud grinding device |
| CN208692284U (en) * | 2018-02-01 | 2019-04-05 | 临沂市布恩饲料有限公司 | A kind of forage grass and feed integral processing apparatus |
| CN208944561U (en) * | 2018-10-19 | 2019-06-07 | 青岛泉颂春农业科技有限公司 | A kind of new and effective Tea screening machine |
| CN209034436U (en) * | 2018-11-05 | 2019-06-28 | 秦皇岛晶维石材有限公司 | Bale breaking equipment is used in artificial quartz stone production |
| CN209155967U (en) * | 2018-11-29 | 2019-07-26 | 江西省坚基高新硅材料有限公司 | A kind of automatic magnetic plant of production high-purity quartz stone |
| CN211660722U (en) * | 2019-12-23 | 2020-10-13 | 江苏亿佳纺织科技有限公司 | Yarn returning processor capable of collecting roving heads |
| CN212263387U (en) * | 2020-03-27 | 2021-01-01 | 四川南井建设工程有限公司 | Concrete crushing and separating machine convenient to it is dirt-proof |
| CN212285250U (en) * | 2020-03-01 | 2021-01-05 | 中铁十四局集团隧道工程有限公司 | Novel construction waste crushing and classifying device |
| CN212524268U (en) * | 2020-04-24 | 2021-02-12 | 上海筱启新能源科技有限公司 | Dispel useless metal device in building rubbish |
| KR102236075B1 (en) * | 2020-12-24 | 2021-04-05 | 유한회사 청솔산업 | A Waste Selection System |
| CN113000147A (en) * | 2020-11-02 | 2021-06-22 | 安徽香蕉传媒有限公司 | Building construction is with building solid residue conveyor who has isolating construction |
-
2021
- 2021-08-17 CN CN202110942101.0A patent/CN113751121A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105214818A (en) * | 2015-10-28 | 2016-01-06 | 重庆市富环建筑材料有限责任公司 | Slag roller for machining grinding machine classification feeding device |
| CN107737634A (en) * | 2017-11-21 | 2018-02-27 | 成都大运汽车集团有限公司 | A kind of metal and nonmetallic garbage sorting device |
| CN208692284U (en) * | 2018-02-01 | 2019-04-05 | 临沂市布恩饲料有限公司 | A kind of forage grass and feed integral processing apparatus |
| CN109201169A (en) * | 2018-07-27 | 2019-01-15 | 华北水利水电大学 | Energy-saving and environment-friendly civil engineering work waste treatment device |
| CN109261262A (en) * | 2018-09-19 | 2019-01-25 | 龙泉市峰春青瓷厂 | A kind of celadon base mud grinding device |
| CN208944561U (en) * | 2018-10-19 | 2019-06-07 | 青岛泉颂春农业科技有限公司 | A kind of new and effective Tea screening machine |
| CN209034436U (en) * | 2018-11-05 | 2019-06-28 | 秦皇岛晶维石材有限公司 | Bale breaking equipment is used in artificial quartz stone production |
| CN209155967U (en) * | 2018-11-29 | 2019-07-26 | 江西省坚基高新硅材料有限公司 | A kind of automatic magnetic plant of production high-purity quartz stone |
| CN211660722U (en) * | 2019-12-23 | 2020-10-13 | 江苏亿佳纺织科技有限公司 | Yarn returning processor capable of collecting roving heads |
| CN212285250U (en) * | 2020-03-01 | 2021-01-05 | 中铁十四局集团隧道工程有限公司 | Novel construction waste crushing and classifying device |
| CN212263387U (en) * | 2020-03-27 | 2021-01-01 | 四川南井建设工程有限公司 | Concrete crushing and separating machine convenient to it is dirt-proof |
| CN212524268U (en) * | 2020-04-24 | 2021-02-12 | 上海筱启新能源科技有限公司 | Dispel useless metal device in building rubbish |
| CN113000147A (en) * | 2020-11-02 | 2021-06-22 | 安徽香蕉传媒有限公司 | Building construction is with building solid residue conveyor who has isolating construction |
| KR102236075B1 (en) * | 2020-12-24 | 2021-04-05 | 유한회사 청솔산업 | A Waste Selection System |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114377850A (en) * | 2021-12-14 | 2022-04-22 | 徐州融鑫新材料有限公司 | Can arrange indisputable device to quartz sand rotation type of different density |
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Application publication date: 20211207 |
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