CN212120325U - Full-machine-made sand mortar production system - Google Patents
Full-machine-made sand mortar production system Download PDFInfo
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- CN212120325U CN212120325U CN202020699352.1U CN202020699352U CN212120325U CN 212120325 U CN212120325 U CN 212120325U CN 202020699352 U CN202020699352 U CN 202020699352U CN 212120325 U CN212120325 U CN 212120325U
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- 239000004576 sand Substances 0.000 title claims abstract description 198
- 239000004570 mortar (masonry) Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000002994 raw material Substances 0.000 claims abstract description 59
- 238000002156 mixing Methods 0.000 claims abstract description 55
- 238000012216 screening Methods 0.000 claims abstract description 48
- 239000002245 particle Substances 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims description 36
- 239000000428 dust Substances 0.000 claims description 36
- 239000000843 powder Substances 0.000 claims description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 18
- 239000004575 stone Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 10
- 239000003345 natural gas Substances 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 148
- 238000010276 construction Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The utility model discloses a full-machine-made sand mortar production system relates to the technical field of mortar production equipment. In the existing mortar production process, the size difference of the crushed sand mixing particles is large due to incomplete crushing of the raw materials, so that the sand mixing quality is seriously influenced, or the raw materials are long in time consumption in the crushing link, so that the raw material crushing efficiency is reduced. This scheme is including system sand device and the mulling device that communicates with system sand device, system sand device including the raw materials conveyer and with the first screening machine of raw materials conveyer intercommunication, first screening machine intercommunication has coarse crusher, smart breaker and qualified sand conveyer, coarse crusher and smart breaker all communicate there is broken conveyer, broken conveyer intercommunication has and is used for carrying out the wind selector of selection by winnowing with the raw materials in coarse crusher and the smart breaker, wind selector and first screening machine intercommunication to sieve the raw materials after the breakage repeatedly. This scheme has the crushing effect and the crushing efficiency's of improvement raw materials function.
Description
Technical Field
The utility model belongs to the technical field of the technique of mortar production facility and specifically relates to a full mechanism sand mortar production system is related to.
Background
The full-machine-made sand mortar is a granular or powdery material which is formed by physically mixing dry and screened aggregate (such as quartz sand), inorganic cementing material (such as cement), additive (such as polymer) and the like according to a certain proportion, and the granular or powdery material is transported to a construction site in a bag or in bulk mode and can be directly used after being mixed with water. Also known as mortar dry powder, dry mix, some construction adhesives also fall into this category. The dry powder mortar plays roles of bonding, lining, protection and decoration in a thin layer in the construction industry, and has extremely wide application in construction and decoration engineering.
In the production process of the full-machine-made sand mortar, the crushing of the raw materials is the first process of the preparation of the mortar, and the crushing degree of the raw materials directly influences the quality of the mortar. In the existing mortar production process, the size difference of the crushed sand mixing particles is large due to incomplete crushing of the raw materials, so that the sand mixing quality is seriously influenced, or the raw materials are long in time consumption in the crushing link, so that the raw material crushing efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a full mechanism sand mortar production system, this scheme has the crushing effect and the crushing efficiency's of improvement raw materials function.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a full-machine-made sand mortar production system comprises a sand making device and a sand mixing device communicated with the sand making device, wherein the sand making device comprises a raw material conveyor and a first screening machine communicated with the raw material conveyor, the first screening machine is communicated with a coarse crusher, a fine crusher and a qualified sand conveyor which are used for distributing screened raw materials, the coarse crusher and the fine crusher are communicated with crushing conveyors, the crushing conveyors are communicated with a winnowing box which is used for winnowing the raw materials in the coarse crusher and the fine crusher, and the winnowing box is communicated with the first screening machine so as to repeatedly screen the crushed raw materials; the sand making device also comprises a stone powder warehouse and a sand mixing warehouse, wherein the rough crusher, the fine crusher and the air separation box are communicated with dust collectors, the dust collectors are communicated with the stone powder warehouse, and the qualified sand conveyor is communicated with the sand mixing warehouse; the sand mixing device comprises a sand mixing unit, the sand mixing unit comprises a lifting distributor communicated with a sand mixing warehouse, the lifting distributor is communicated with a stirring machine, the sand mixing unit further comprises a batching warehouse, and the batching warehouse is communicated to the stirring machine.
By adopting the technical scheme, when the mortar is produced, the raw material can be screened by the first screening machine, the large-particle raw material is crushed by the coarse crusher, the small-particle raw material is crushed by the fine crusher, and qualified sand is conveyed to the sand mixing warehouse by the qualified sand conveyor when the particles in the raw material meet the requirement; after the raw materials are layered and crushed by the coarse crusher and the fine crusher, the raw materials are winnowed by the crushing conveyor through the winnowing box and then flow back to the first screening machine to carry out secondary screening on the raw materials until the raw materials are fully crushed and qualified; thereby guaranteed the broken quality of raw materials, avoided the great problem of granule difference of qualified sand, hierarchical breakage can improve the broken efficiency of raw materials simultaneously, saves broken time.
And air volume regulators are communicated between the coarse crusher and the dust collector and between the fine crusher and the dust collector.
By adopting the technical scheme, when more or less stone powder exists in the rough crusher or the fine crusher, the flow of the stone powder entering the dust collector can be adjusted by controlling the air volume regulator; for example, when the amount of stone powder is more, the air volume regulator is adjusted to be higher, and when the amount of stone powder is less, the air volume regulator is adjusted to be lower, so that repeated crushing of the stone powder along with a coarse crusher or a fine crusher is avoided, the raw material crushing efficiency is improved, and the electricity consumption cost of enterprises is saved.
Further, the sand mulling unit is provided with a plurality of sand mulling units.
Through adopting above-mentioned technical scheme, set up a plurality of mulling units, can make a plurality of mulling units carry out mortar preparation simultaneously to the production efficiency of enterprise has been improved.
The sand screening and distributing device comprises a second screening machine used for screening qualified sand into coarse sand and fine sand, the second screening machine is communicated with the lifting distributor, the second screening machine is communicated with a coarse sand warehouse and a fine sand warehouse used for placing the coarse sand and the fine sand, and the coarse sand warehouse and the fine sand warehouse are communicated with the stirring machine.
By adopting the technical scheme, the coarse sand warehouse and the fine sand warehouse are arranged to control the ratio of coarse sand to fine sand, so that mortar with different strengths can be produced, the mortar is suitable for different working environments, and the compatibility of a mortar production system is improved.
The sand mixing device is characterized in that a drying device is communicated between the sand making device and the sand mixing device and comprises a drying feeding conveyor, a drying assembly is communicated with the drying feeding conveyor and is communicated with a plurality of grading libraries, and the grading libraries are communicated with the plurality of sand mixing units and correspond to the sand mixing units one by one.
By adopting the technical scheme, because the water content of the qualified sand is greatly different due to the difference of the raw materials, the quality of the mortar is seriously influenced by directly mixing the qualified sand with the ingredients, and the qualified sand needs to be dried so as to improve the quality of the mortar.
Further provided, the drying component comprises a dryer and a natural gas burner, and the natural gas burner is communicated with an air blower.
Through adopting above-mentioned technical scheme, set up the air-blower and can carry out homodisperse with the steam in the drying device, improve the even degree that qualified sand was dried.
And a third screening machine for screening out large particles in the qualified sand is further arranged and communicated between the drying component and the grading warehouse.
Through adopting above-mentioned technical scheme, set up the third screening machine and can reject the sand grain of the bigger granule in the qualified sand.
Further setting, the stoving subassembly still communicates there is the dust remover, the dust remover intercommunication has the ash auger that returns that is used for retrieving the sand material in the dust remover, it communicates to return the ash auger third screening machine.
By adopting the technical scheme, due to the factors of the air blower, the qualified powdery sand in the drying device can be discharged together with the water vapor, and the dust remover and the ash returning auger are arranged to return the discharged qualified powdery sand to the third screening machine for recycling.
Further, the sand mixing warehouse comprises a plurality of sand mixing sub-warehouses.
By adopting the technical scheme, the plurality of sand mulling sub-storehouses are arranged, so that the crushed qualified sand can be stacked in batches, and the qualified sand can be conveniently and subsequently allocated.
Further, the sand making device and the sand mixing device are communicated with a dust removal purifier.
Through adopting above-mentioned technical scheme, set up dust removal purifier and can absorb the dust that produces when the mortar is produced, reduce the pollution degree to the environment.
To sum up, the utility model discloses a following at least one useful technological effect:
1. in the scheme, the arrangement of the rough crusher, the fine crusher, the winnowing box and the air quantity regulator can improve the crushing effect and the crushing efficiency of the raw materials;
2. in the scheme, the arrangement of the sand material distribution device can control the proportion of coarse sand and fine sand, so that mortar with different strengths can be produced, the mortar is suitable for different working environments, and the compatibility of a mortar production system is improved;
3. in the scheme, the drying equipment is arranged, so that the qualified sand can be dried, and the quality of the mortar is improved;
4. in this scheme, dust removal purifier's setting to absorb the dust that produces when the mortar is produced, reduce the pollution degree to the environment.
Drawings
Fig. 1 is a schematic overall flow chart of a first embodiment of the present invention;
FIG. 2 is a schematic flow diagram of the sand mulling apparatus of FIG. 1;
fig. 3 is a schematic flow chart of the drying apparatus in fig. 1.
In the figure, 1, a sand making device; 2. a sand mulling unit; 3. a dust removal purifier; 4. a raw material conveyor; 5. a first screening machine; 6. a coarse crusher; 7. a fine crusher; 8. a qualified sand conveyor; 9. a winnowing box; 10. a stone powder warehouse; 11. a sand mixing warehouse; 12. sand mixing and sorting; 13. a dust collector; 14. an air volume regulator; 15. a sand mulling unit; 16. lifting the distributor; 17. a blender; 18. a batching store; 19. a sand material distribution device; 20. a second screening machine; 21. a coarse sand warehouse; 22. a fine sand warehouse; 23. a drying device; 24. a drying feeding conveyor; 25. a drying assembly; 26. a dryer; 27. a natural gas burner; 28. a blower; 29. grading libraries; 30. a third screening machine; 31. a dust remover; 32. ash returning auger; 33. a crushing conveyor; 34. a sand mulling conveyer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 and 2, for the utility model discloses a full-machine-made sand mortar production system, including sand making device 1 and sand mixing device 2 that communicates with sand making device 1, sand making device 1 and sand mixing device 2 all communicate outward with dust removal purifier 3, sand making device 1 includes raw material conveyor 4 and first screening machine 5 that communicates with raw material conveyor 4, first screening machine 5 communicates has rough crusher 6, fine crusher 7 and qualified sand conveyer 8 that are used for distributing the raw materials after screening, can distribute the raw materials to rough crusher 6 and fine crusher 7 according to different diameters through first screening machine 5, can directly convey through qualified sand conveyer 8 to qualified sand material in the raw materials, wherein rough crusher 6 can adopt the impact crusher, fine crusher 7 can adopt the plastic crusher; the coarse crusher 6 and the fine crusher 7 are both communicated with a crushing conveyor 33, the crushing conveyor 33 is communicated with an air separation box 9 for air separating the raw materials in the coarse crusher 6 and the fine crusher 7, and the air separation box 9 is communicated with the first screening machine 5 so as to repeatedly screen the crushed raw materials; during mortar production, raw materials are screened by a first screening machine 5, large-particle raw materials are crushed by a coarse crusher 6, small-particle raw materials are crushed by a fine crusher 7, and qualified sand with particles meeting requirements in the raw materials is directly conveyed by a qualified sand conveyor 8; the raw materials are subjected to layered crushing by the coarse crusher 6 and the fine crusher 7, then are subjected to air separation by the crushing conveyor 33 through the air separation box 9, then flow back to the first screening machine 5 to perform secondary screening on the raw materials until the raw materials are sufficiently crushed and qualified, and finally, qualified sand materials are conveyed by the qualified sand conveyor 8.
The sand making device 1 further comprises a stone powder warehouse 10 and a sand mixing warehouse 11, the sand mixing warehouse 11 further comprises a plurality of sand mixing sub-warehouses 12, the rough crusher 6, the fine crusher 7 and the winnowing box 9 are all communicated with a dust collector 13, the dust collector 13 is communicated with the stone powder warehouse 10, and the qualified sand conveyor 8 is communicated with the sand mixing warehouse 11; air volume regulators 14 are communicated between the coarse crusher 6 and the dust collector 13 and between the fine crusher 7 and the dust collector 13. When more or less stone powder exists in the coarse crusher 6 or the fine crusher 7, the flow of the stone powder entering the dust collector 13 can be adjusted by controlling the air volume regulator 14; for example, when the amount of stone powder is large, the air volume regulator 14 is adjusted to be high, and when the amount of stone powder is small, the air volume regulator 14 is adjusted to be low, so that the stone powder is prevented from being repeatedly crushed along with the rough crusher 6 or the fine crusher 7.
The sand mixing device 2 comprises a plurality of sand mixing units 15, for example, two sand mixing units 15, wherein the sand mixing units 15 comprise lifting distributors 16 communicated with the sand mixing storehouses 11, the lifting distributors 16 are communicated with stirrers 17, the sand mixing units 15 further comprise ingredient storehouses 18, and the ingredient storehouses 18 are communicated with the stirrers 17. A sand distributing device 19 is arranged between the lifting distributor 16 and the stirrer 17, the sand distributing device 19 comprises a second screening machine 20 used for screening qualified sand into coarse sand and fine sand, the second screening machine 20 is communicated with the lifting distributor 16, the second screening machine 20 is communicated with a coarse sand warehouse 21 and a fine sand warehouse 22 used for placing coarse sand and fine sand, the coarse sand warehouse 21 and the fine sand warehouse 22 are both communicated with the stirrer 17 through a sand mixing conveyor 34, certainly, the coarse sand warehouse 21 in different sand mixing units 15 or the fine sand warehouse in different sand mixing units 15 can be communicated and shared, and therefore the compatibility of the mortar production system is improved. When different types of mortar need to be produced, the proportion of coarse sand and fine sand can be removed by controlling the coarse sand warehouse 21 and the fine sand warehouse 22, so that the mortar production system can conveniently produce different types of mortar.
As shown in fig. 1, a drying device 23 is communicated between the sand making device 1 and the sand mixing device 2; referring to fig. 3, the drying device 23 includes a drying feeding conveyor 24, the drying feeding conveyor 24 is communicated with a drying assembly 25, the drying assembly 25 includes a dryer 26 and a natural gas burner 27, the natural gas burner 27 is communicated with an air blower 28, the natural gas burner and the dryer 26 in the drying device 23 dry sand, and hot air in the drying device 23 is uniformly dispersed by the air blower 28, so that the uniformity of drying qualified sand is improved; the drying component 25 is communicated with a plurality of grading storehouses 29, the grading storehouses 29 are communicated with the lifting material distributors 16 of the sand mixing units 15 and correspond to the grading storehouses one by one, and a third screening machine 30 for screening out large particles in the qualified sand is communicated between the drying component 25 and the grading storehouses 29, so that sand grains with larger particles in the qualified sand can be removed. The drying component 25 is also communicated with a dust remover 31, the dust remover 31 is communicated with an ash returning packing auger 32 used for recovering sand materials in the dust remover 31, and the ash returning packing auger 32 is communicated with the third sieving machine 30, so that discharged powdery qualified sand can flow back to the third sieving machine 30 for recovery processing.
The implementation principle of the embodiment is as follows: during mortar production, raw materials are screened by a first screening machine 5, large-particle raw materials are crushed by a coarse crusher 6, small-particle raw materials are crushed by a fine crusher 7, and qualified sand with particles meeting requirements in the raw materials is directly conveyed by a qualified sand conveyor 8; the raw materials are subjected to layered crushing by the coarse crusher 6 and the fine crusher 7, then are subjected to air separation by the crushing conveyor 33 through the air separation box 9, then flow back to the first screening machine 5 to perform secondary screening on the raw materials until the raw materials are sufficiently crushed and qualified, and finally, qualified sand materials are conveyed by the qualified sand conveyor 8. The sand to be mixed flowing out of the sand mixing silo 11 is dried by the heat generated by the natural gas burner and the dryer 26 in the drying device 23. The sand after drying treatment is separated into a coarse sand warehouse 21 and a fine sand warehouse 22 by a lifting distributor 16 through a second sieving machine 20, and the sand output of the coarse sand warehouse 21 and the fine sand warehouse 22 into a stirring machine 17 is changed, so that mortar with different proportion amounts is realized.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a full mechanism sand mortar production system, includes system sand device (1) and mulling device (2) with system sand device (1) intercommunication, its characterized in that:
the sand making device (1) comprises a raw material conveyor (4) and a first screening machine (5) communicated with the raw material conveyor (4), the first screening machine (5) is communicated with a coarse crusher (6) used for distributing screened raw materials, a fine crusher (7) and a qualified sand conveyor (8), the coarse crusher (6) and the fine crusher (7) are communicated with crushing conveyors (33), the crushing conveyors (33) are communicated with air separation boxes (9) used for air separation of the raw materials in the coarse crusher (6) and the fine crusher (7), and the air separation boxes (9) are communicated with the first screening machine (5) so as to repeatedly screen the crushed raw materials; the sand making device (1) further comprises a stone powder warehouse (10) and a sand mixing warehouse (11), the rough crusher (6), the fine crusher (7) and the winnowing box (9) are communicated with dust collectors (13), the dust collectors (13) are communicated with the stone powder warehouse (10), and the qualified sand conveyor (8) is communicated with the sand mixing warehouse (11);
the sand mixing device (2) comprises a sand mixing unit (15), the sand mixing unit (15) comprises a lifting distributor (16) communicated with a sand mixing warehouse (11), the lifting distributor (16) is communicated with a stirrer (17), the sand mixing unit (15) further comprises a batching warehouse (18), and the batching warehouse (18) is communicated with the stirrer (17).
2. The full-machine-made sand mortar production system according to claim 1, wherein: and air volume regulators (14) are communicated between the coarse crusher (6) and the dust collector (13) and between the fine crusher (7) and the dust collector (13).
3. The full-machine-made sand mortar production system according to claim 1, wherein: the sand mulling unit (15) is provided in plurality.
4. The full-machine-made sand mortar production system according to claim 1, wherein: promote and be provided with sand material distributor (19) between tripper (16) and mixer (17), sand material distributor (19) just including second screening machine (20) that is used for sieving qualified sand into coarse sand and fine sand second screening machine (20) and promote tripper (16) intercommunication, second screening machine (20) intercommunication has coarse sand storehouse (21) and fine sand storehouse (22) that are used for placing coarse sand and fine sand, coarse sand storehouse (21) and fine sand storehouse (22) all communicate with mixer (17).
5. The full-machine-made sand mortar production system according to claim 3, wherein: the sand mixing device is characterized in that a drying device (23) is communicated between the sand making device (1) and the sand mixing device (2), the drying device (23) comprises a drying feeding conveyor (24), the drying feeding conveyor (24) is communicated with a drying assembly (25), the drying assembly (25) is communicated with a plurality of grading libraries (29), and the grading libraries (29) and the sand mixing units (15) are communicated with each other and correspond to each other one by one.
6. The full-machine-made sand mortar production system according to claim 5, wherein: the drying assembly (25) comprises a dryer (26) and a natural gas burner (27), and the natural gas burner (27) is communicated with an air blower (28).
7. The full-machine-made sand mortar production system according to claim 6, wherein: and a third screening machine (30) for screening out qualified medium and large particles is communicated between the drying assembly (25) and the grading library (29).
8. The full-machine-made sand mortar production system according to claim 7, wherein: and the drying component (25) is also communicated with a dust remover (31), the dust remover (31) is communicated with a dust return packing auger (32) used for recovering sand materials in the dust remover (31), and the dust return packing auger (32) is communicated to the third screening machine (30).
9. The full-machine-made sand mortar production system according to claim 1, wherein: the sand mixing warehouse (11) comprises a plurality of sand mixing sub-warehouses (12).
10. A full-machine-made sand-mortar production system according to any one of claims 1 to 9, characterized in that: the sand making device (1) and the sand mixing device (2) are both communicated with a dust removal purifier (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020699352.1U CN212120325U (en) | 2020-04-29 | 2020-04-29 | Full-machine-made sand mortar production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020699352.1U CN212120325U (en) | 2020-04-29 | 2020-04-29 | Full-machine-made sand mortar production system |
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| Publication Number | Publication Date |
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| CN212120325U true CN212120325U (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020699352.1U Expired - Fee Related CN212120325U (en) | 2020-04-29 | 2020-04-29 | Full-machine-made sand mortar production system |
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| Country | Link |
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| CN (1) | CN212120325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113426548A (en) * | 2021-06-28 | 2021-09-24 | 中国水利水电第九工程局有限公司 | Control method for wet screening and dry crushing process of fine crushing workshop in machine-made gravel |
| CN117213174A (en) * | 2023-07-04 | 2023-12-12 | 山东隆信达新材料科技有限公司 | Dehydration production line and dehydration process for water-containing tailing sand |
-
2020
- 2020-04-29 CN CN202020699352.1U patent/CN212120325U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113426548A (en) * | 2021-06-28 | 2021-09-24 | 中国水利水电第九工程局有限公司 | Control method for wet screening and dry crushing process of fine crushing workshop in machine-made gravel |
| CN117213174A (en) * | 2023-07-04 | 2023-12-12 | 山东隆信达新材料科技有限公司 | Dehydration production line and dehydration process for water-containing tailing sand |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313200 No.28, shenshewei, Xinqiao village, Xin'an Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Huzhou Sanzhong New Building Materials Technology Co.,Ltd. Patentee after: Lai min Address before: 313200 No.28, shenshewei, Xinqiao village, Xin'an Town, Deqing County, Huzhou City, Zhejiang Province Patentee before: Deqing Goldman Sachs Transportation Technology Co.,Ltd. Patentee before: Lai min |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |