CN112277200A - Cracking multi-section type magnetic separation device - Google Patents
Cracking multi-section type magnetic separation device Download PDFInfo
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- CN112277200A CN112277200A CN202011073587.0A CN202011073587A CN112277200A CN 112277200 A CN112277200 A CN 112277200A CN 202011073587 A CN202011073587 A CN 202011073587A CN 112277200 A CN112277200 A CN 112277200A
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- Prior art keywords
- centrifugal
- separator
- centrifugal crusher
- passes
- hob
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- 238000007885 magnetic separation Methods 0.000 title claims abstract description 21
- 238000005336 cracking Methods 0.000 title claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000006148 magnetic separator Substances 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000013049 sediment Substances 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 32
- 238000000926 separation method Methods 0.000 claims description 8
- 239000012267 brine Substances 0.000 claims description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 31
- 239000010959 steel Substances 0.000 abstract description 31
- 239000006229 carbon black Substances 0.000 abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- XZPVPNZTYPUODG-UHFFFAOYSA-M sodium;chloride;dihydrate Chemical compound O.O.[Na+].[Cl-] XZPVPNZTYPUODG-UHFFFAOYSA-M 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 239000010920 waste tyre Substances 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002296 pyrolytic carbon Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0217—Mechanical separating techniques; devices therefor
- B29B2017/0231—Centrifugating, cyclones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/02—Separating plastics from other materials
- B29B2017/0213—Specific separating techniques
- B29B2017/0268—Separation of metals
- B29B2017/0272—Magnetic separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0416—Cooling the plastics before disintegration, e.g. freezing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/044—Knives
-
- 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
-
- 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
- Y02W30/62—Plastics recycling; Rubber recycling
Abstract
The invention relates to a cracking multi-section type magnetic separation device which comprises a storage hopper, a first centrifugal crusher, a second centrifugal crusher, a first magnetic separator, a heating tank, a second magnetic separator and a centrifugal separator. The storage hopper is connected through first hob with first centrifugal crusher, and first centrifugal crusher passes through the second hob with second centrifugal crusher to be connected, and second centrifugal crusher passes through the third hob with first magnet separator to be connected, and first magnet separator passes through the transmission band with the heating jar to be connected, and the heating jar passes through the sediment stuff pump with the second magnet separator to be connected, and the second magnet separator passes through the heat pump with centrifugal separator to be connected, the second hob outside is equipped with the cooling jacket. The method has high removal rate of steel wires in the tire before cracking the carbon black, and the produced carbon black has low content of iron impurities.
Description
Technical Field
The invention belongs to the field of production devices for cracking carbon black, and particularly relates to a cracking multi-section type magnetic separation device.
Background
The waste tyre can be recycled to produce carbon black, and the recycling of the waste tyre is generally carried out by cutting the whole tyre bead, crushing the tyre, and preparing the crushed blocks into rubber powder and reclaimed rubber or pyrolyzing the rubber powder and the reclaimed rubber. The pyrolytic carbon black can be used as a raw material for manufacturing tires after grinding, modification, granulation, drying and screening. The problems existing in the prior production of carbon black by recycling waste tires are as follows: there are a large amount of steel wires in the junked tire, and the steel wire fuses integratively with the tire colloid, and the steel wire is difficult to get rid of, if will get rid of the steel wire through the magnetic separation, at first need separate tire colloid and steel wire.
If the separation of the carbon black and the steel wire is not complete, a small amount of steel wire still exists in the carbon black, so that the carbon black cannot be finely ground and granulated, and the carbon black is not ideal from the aspects of practicability and economy.
Disclosure of Invention
The invention aims to solve the problems and provides a cracking multi-stage magnetic separation device, which has high steel wire removal rate and low iron impurity content in carbon black.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
the utility model provides a schizolysis multistage formula magnetic separation device which characterized in that includes storage hopper, first centrifugal crusher, second centrifugal crusher, first magnetic separator, heating tank, second magnetic separator, centrifugal separator. The storage hopper is connected through first hob with first centrifugal crusher, and first centrifugal crusher passes through the second hob with second centrifugal crusher to be connected, and second centrifugal crusher passes through the third hob with first magnet separator to be connected, and first magnet separator passes through the transmission band with the heating jar to be connected, and the heating jar passes through the sediment stuff pump with the second magnet separator to be connected, and the second magnet separator passes through the heat pump with centrifugal separator to be connected, the second hob outside is equipped with the cooling jacket.
Further, first centrifugal crusher, second centrifugal crusher all include casing, rotatory blade disc, driving motor, the casing is the cone, and hopper under the casing bottom is equipped with the graticule mesh above the hopper down, and the graticule mesh top is equipped with rotatory blade disc, and the rotation axis of rotatory blade disc with separate the net and pass through the bearing and be connected, rotation axis connection driving motor.
Furthermore, a cooling saline water inlet and a cooling saline water return port are formed in the cooling sleeve.
Furthermore, the centrifugal separator is provided with an upper layer material outlet and a lower layer material outlet.
Compared with the prior art, the invention has the beneficial effects that:
the tire rubber and the steel wire are separated in the centrifugal separation process due to different expansion coefficients and brittleness of the rubber and the steel wire, so that the primary magnetic separation is facilitated, the rubber material subjected to the primary magnetic separation enters a heating tank and is heated to 150-200 ℃, the rubber can be melted, the steel wire cannot be melted, the steel wire is thoroughly separated out through the secondary magnetic separation, and the rubber material subjected to the magnetic separation is further subjected to centrifugal separation in a centrifugal machine to obtain the steel wire.
The method has high removal rate of steel wires in the tire before cracking the carbon black, and the produced carbon black has low content of iron impurities.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a cracking multi-stage magnetic separation apparatus according to the present invention;
fig. 2 is a schematic structural diagram of a first centrifugal crusher and a second centrifugal crusher according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention and to clearly and unequivocally define the scope of the present invention.
The utility model provides a schizolysis multistage formula magnetic separation device, includes storage hopper 1, first centrifugal crusher 2, second centrifugal crusher 3, first magnetic separator 4, heating jar 5, second magnetic separator 6, centrifugal separator 7. Storage hopper 1 is connected through first hob 11 with first centrifugal crusher 2, and first centrifugal crusher 2 is connected through second hob 21 with second centrifugal crusher 3, and second centrifugal crusher 3 is connected through third hob 31 with first magnet separator 4, and first magnet separator 4 passes through the transmission band with heating tank 5 and is connected, and heating tank 5 passes through sediment stuff pump 51 with second magnet separator 6 and is connected, and second magnet separator 6 passes through heat pump 61 with centrifugal separator 7 and is connected, the outside cooling jacket 211 that is equipped with of second hob 21.
Further, first centrifugal crusher 2, second centrifugal crusher 2 all include casing 22, rotatory blade disc 23, driving motor 24, casing 22 is the cone, hopper 25 under casing 22 bottom, and hopper 25 top is equipped with the graticule mesh 26 down, and graticule mesh 26 top is equipped with rotatory blade disc 23, and the rotation axis of rotatory blade disc 23 with separate net 26 and pass through the bearing and be connected, rotation axis connection driving motor 24.
Further, a cooling brine water inlet 212 and a cooling brine water return port 213 are formed in the cooling jacket 211.
Further, the centrifugal separator 7 is provided with an upper layer outlet 71 and a lower layer outlet 72.
The specific functions and types of the structural components of this specific embodiment are described as follows:
referring to the attached figure 1 of the specification, the cracking multi-section type magnetic separation device comprises a storage hopper 1, a first centrifugal crusher 2, a second centrifugal crusher 3, a first magnetic separator 4, a heating tank 5, a second magnetic separator 6 and a centrifugal separator 7. Storage hopper 1 is connected through first hob 11 with first centrifugal crusher 2, and storage hopper 1 is used for storing the tire material after the cutting, and first hob 11 is carried the tire material to first centrifugal crusher 2, and first centrifugal crusher mainly will be used for further cutting apart the tire material. First centrifugal crusher 2 is connected through second hob 21 with second centrifugal crusher 3, and the second hob outside is equipped with the cooling jacket and carries out cooling treatment to the tire material earlier, and the tire material after the cooling becomes fragile, is further broken at 3 materials of second centrifugal crusher to tire material is different with steel wire expansion coefficient and fragility, and the tire sizing material is separated with the steel wire. Second centrifugal crusher 3 is connected through third hob 31 with first magnet separator 4, and first magnet separator carries out preliminary screening to the steel wire in the rubber material. The first magnetic separator 4 is connected with the heating tank 5 through a transmission belt, and the tire material is solid and is conveyed by the transmission belt. The heating tank 5 is connected with the second magnetic separator 6 through a slurry pump 51, the temperature of the heating tank is maintained at 150-200 ℃, during the temperature, rubber materials of tires are melted, steel wires are not melted, and the slurry pump is selected to convey the materials due to the fact that the materials are thick and solid steel wires are arranged inside the materials. The second magnetic separator 6 is connected with the centrifugal separator 7 through a heating pump 61, a cooling jacket 211 is arranged outside the second spiral rod 21, so that the materials can be kept in a melting state, the heating pump is selected, the materials in the melting state are centrifugally separated at a high speed in the centrifugal separator, steel wires with high specific gravity are separated and sink, and rubber melting materials are arranged on the upper layer of the centrifugal separator.
The tire rubber and the steel wire are separated in the centrifugal separation process due to different expansion coefficients and brittleness of the rubber and the steel wire, so that the primary magnetic separation is facilitated, the rubber material subjected to the primary magnetic separation enters a heating tank and is heated to 150-200 ℃, the rubber can be melted, the steel wire cannot be melted, the steel wire is thoroughly separated out through the secondary magnetic separation, and the rubber material subjected to the magnetic separation is further subjected to centrifugal separation in a centrifugal machine to obtain the steel wire.
The method has high removal rate of steel wires in the tire before cracking the carbon black, and the produced carbon black has low content of iron impurities.
Referring to the attached drawing 2 in the specification, further, the first centrifugal crusher 2 and the second centrifugal crusher 2 each include a housing 22, a rotary cutter 23, and a driving motor 24, the housing 22 is conical, a hopper 25 is disposed at the bottom of the housing 22, a grid 26 is disposed above the hopper 25, the rotary cutter 23 is disposed above the grid 26, a rotating shaft of the rotary cutter 23 is connected to the separation net 26 through a bearing, the bearing performs centering and supporting functions on the rotating shaft, and the rotating shaft is connected to the driving motor 24. The grid carries out the screening effect to the tire material, and the hole from the grid is followed to the aperture whereabouts by broken fritter tire material, and bold tire material is kept cutting by the rotatory blade disc in the net top of separating.
Referring to the attached drawing 1 of the specification, further, a cooling brine water inlet 212 and a cooling brine water return port 213 are arranged on the cooling jacket 211, the cooling brine is a cooled calcium chloride solution, and the temperature of the cooling brine is-10 to-4 ℃.
Referring to fig. 1 of the specification, further, the centrifugal separator 7 is provided with an upper layer outlet 71 and a lower layer outlet 72. Because the steel wire has a large specific gravity relative to the rubber material of the tire, the steel wire is subjected to a large centrifugal force in the centrifugal separation process, the steel wire sinks to the lower layer of the centrifugal machine, the rubber material of the tire flows out from the upper layer of the rubber material outlet, and the steel wire is discharged from the lower layer of the rubber material outlet at the bottom of the centrifugal machine.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, that the preferred embodiments of the present invention are described above and the present invention is not limited to the preferred embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the present invention and these changes and modifications are within the scope of the invention as claimed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a schizolysis multistage formula magnetic separation device which characterized in that includes storage hopper, first centrifugal crusher, second centrifugal crusher, first magnetic separator, heating tank, second magnetic separator, centrifugal separator.
2. The storage hopper is connected through first hob with first centrifugal crusher, and first centrifugal crusher passes through the second hob with second centrifugal crusher to be connected, and second centrifugal crusher passes through the third hob with first magnet separator to be connected, and first magnet separator passes through the transmission band with the heating jar to be connected, and the heating jar passes through the sediment stuff pump with the second magnet separator to be connected, and the second magnet separator passes through the heat pump with centrifugal separator to be connected, the second hob outside is equipped with the cooling jacket.
3. The multi-stage magnetic separation device with cracking function as claimed in claim 1, wherein each of the first centrifugal crusher and the second centrifugal crusher comprises a housing, a rotary cutter, and a driving motor, the housing is conical, a hopper is arranged at the bottom of the housing, a grid is arranged above the hopper, the rotary cutter is arranged above the grid, a rotary shaft of the rotary cutter is connected with the separation net through a bearing, and the rotary shaft is connected with the driving motor.
4. The multi-stage magnetic separation device according to claim 1, wherein the cooling jacket has a cooling brine inlet and a cooling brine return.
5. The multi-stage magnetic separator as claimed in claim 1, wherein the centrifugal separator has an upper material outlet and a lower material outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073587.0A CN112277200A (en) | 2020-10-10 | 2020-10-10 | Cracking multi-section type magnetic separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011073587.0A CN112277200A (en) | 2020-10-10 | 2020-10-10 | Cracking multi-section type magnetic separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112277200A true CN112277200A (en) | 2021-01-29 |
Family
ID=74423055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011073587.0A Pending CN112277200A (en) | 2020-10-10 | 2020-10-10 | Cracking multi-section type magnetic separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112277200A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101234517A (en) * | 2008-02-23 | 2008-08-06 | 东莞市方达环宇环保科技有限公司 | Method for crushing producing fineness rubber powder under normal temperature |
| CN202781493U (en) * | 2012-10-11 | 2013-03-13 | 陆良众力达橡胶有限公司 | Smashing and sorting unit for discarded tires |
| CN206653561U (en) * | 2017-03-16 | 2017-11-21 | 长安大学 | A kind of rubber powder process units based on cryogenic pulverization |
| CN108971187A (en) * | 2017-06-03 | 2018-12-11 | 湖北华亿通橡胶有限公司 | A kind of cracking black carbon separates with steel wire device |
-
2020
- 2020-10-10 CN CN202011073587.0A patent/CN112277200A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101234517A (en) * | 2008-02-23 | 2008-08-06 | 东莞市方达环宇环保科技有限公司 | Method for crushing producing fineness rubber powder under normal temperature |
| CN202781493U (en) * | 2012-10-11 | 2013-03-13 | 陆良众力达橡胶有限公司 | Smashing and sorting unit for discarded tires |
| CN206653561U (en) * | 2017-03-16 | 2017-11-21 | 长安大学 | A kind of rubber powder process units based on cryogenic pulverization |
| CN108971187A (en) * | 2017-06-03 | 2018-12-11 | 湖北华亿通橡胶有限公司 | A kind of cracking black carbon separates with steel wire device |
Non-Patent Citations (1)
| Title |
|---|
| 吕少仿: "《绿色生化技术与小城镇可持续发展》", 31 December 2017, 华中科技大学出版社 * |
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Application publication date: 20210129 |