CN211917381U - Granulator is used in production of asphalt modification ECM waterproofing membrane - Google Patents
Granulator is used in production of asphalt modification ECM waterproofing membrane Download PDFInfo
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- CN211917381U CN211917381U CN202020455781.4U CN202020455781U CN211917381U CN 211917381 U CN211917381 U CN 211917381U CN 202020455781 U CN202020455781 U CN 202020455781U CN 211917381 U CN211917381 U CN 211917381U
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- heating
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- heating cavity
- partition plate
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- 239000010426 asphalt Substances 0.000 title claims abstract description 18
- 239000012528 membrane Substances 0.000 title claims abstract description 11
- 238000004078 waterproofing Methods 0.000 title claims abstract description 11
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 230000004048 modification Effects 0.000 title abstract description 7
- 238000012986 modification Methods 0.000 title abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 154
- 238000005520 cutting process Methods 0.000 claims abstract description 75
- 238000005469 granulation Methods 0.000 claims abstract description 14
- 230000003179 granulation Effects 0.000 claims abstract description 14
- 238000003756 stirring Methods 0.000 claims description 55
- 238000005192 partition Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 28
- 239000011324 bead Substances 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000002994 raw material Substances 0.000 abstract description 43
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000002245 particle Substances 0.000 description 14
- 239000008187 granular material Substances 0.000 description 8
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model provides a granulator is used in production of asphalt modification ECM waterproofing membrane, including heating cabinet, passage and cutting box, the loading hopper is installed at the top of heating cabinet, the loading hopper is linked together with the inside of heating cabinet, the heating cabinet is located the top of cutting box, the passage is located between heating cabinet and the cutting box, the stripper plate is installed to the bottom of passage, a plurality of granulation holes have been seted up on the stripper plate, the one end and the heating cabinet of passage are linked together, and the other end of passage communicates with the cutting box through granulation hole mutually, install the cutting knife and drive cutting knife pivoted cutting motor in the cutting box, the cutting knife is located the below in granulation hole, the discharge gate has been seted up to the bottom of cutting box. Granulator is used in production of asphalt modification ECM waterproofing membrane, separate the heating cabinet through setting up the baffle and heat for 3 heating chambers, heat the raw materials of different states in grades, and then reduce the energy consumption.
Description
Technical Field
The utility model belongs to waterproofing membrane processing equipment field especially relates to a granulator is used in production of asphalt modification ECM waterproofing membrane.
Background
Asphalt powder and additive and other substances are required to be mixed and granulated in the processing process of the asphalt modified ECM waterproof coiled material, but the granulator on the market is only provided with a heating cavity at present, all raw materials are melted in the heating cavity, and the heating mode not only causes longer melting time, but also requires higher heat energy, and further causes energy waste.
Disclosure of Invention
In view of this, the utility model aims at providing a granulator is used in production of pitch modified ECM waterproofing membrane to hierarchical heating reduces the energy consumption.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a granulator for producing asphalt modified ECM (ethylene-propylene-diene monomer) waterproof coiled materials comprises a heating box, a material guide pipe and a cutting box, wherein a feeding hopper is installed at the top of the heating box and communicated with the inside of the heating box, the heating box is located above the cutting box, the material guide pipe is located between the heating box and the cutting box, an extrusion plate is installed at the bottom end of the material guide pipe, a plurality of granulation holes are formed in the extrusion plate, one end of the material guide pipe is communicated with the heating box, the other end of the material guide pipe is communicated with the cutting box through the granulation holes, a cutting knife and a cutting motor driving the cutting knife to rotate are installed in the cutting box, the cutting knife is located below the granulation holes and fixedly connected with an output shaft of the cutting motor, and a discharge hole is formed in the bottom of the cutting box;
a first partition plate and a second partition plate are arranged in the heating box, the first partition plate and the second partition plate divide the heating box into a first heating cavity, a second heating cavity and a third heating cavity, the first heating cavity is positioned above the third heating cavity, the second heating cavity is positioned between the first heating cavity and the third heating cavity, a plurality of first through holes are formed in the first partition plate, and a plurality of second through holes are formed in the second partition plate;
the first heating cavity and the second heating cavity are internally provided with a first heating ring, the third heating cavity is internally provided with a second heating ring, and the first heating ring and the second heating ring are fixed on the inner wall of the heating box;
a stirring motor is installed on the outer side of the top of the heating box, a stirring shaft is installed in the heating box, one end of the stirring shaft penetrates through the top wall of the heating box and then is fixedly connected with an output shaft of the stirring motor, and the other end of the stirring shaft penetrates through the first partition plate and the second partition plate in sequence and then extends to the bottom end of the material guide pipe;
and a spiral conveying blade is arranged on the stirring shaft and is positioned in the third heating cavity and the material guide pipe.
Furthermore, a plurality of first stirring blades are installed on the stirring shaft, and the first stirring blades are located in the first heating cavity.
Furthermore, a plurality of second stirring blades are arranged on the stirring shaft, and the second stirring blades are positioned in the second heating cavity.
Further, the inner diameter of the first through hole is larger than that of the second through hole.
Furthermore, a plurality of cooling through holes are formed in the top of the cutting box, and the cooling through holes are located on the outer side of the extrusion plate.
Further, a plurality of deep beads with cooling through hole matched with are installed to the cutting incasement, the top of deep bead all is articulated with the inner wall of cutting case, buffer spring is all installed to one side of deep bead, buffer spring's one end and deep bead fixed connection, and buffer spring's the other end is fixed on the lateral wall of cutting case.
Furthermore, the cross section of the first partition plate and the cross section of the second partition plate are both arc-shaped structures.
Compared with the prior art, modified ECM waterproofing membrane production of pitch granulator has following advantage:
(1) granulator is used in production of asphalt modification ECM waterproofing membrane, separate the heating cabinet through setting up the baffle and heat for 3 heating chambers, heat the raw materials of different states in grades, and then reduce the energy consumption.
(2) Granulator is used in production of asphalt modified ECM waterproofing membrane, the cutting incasement is equipped with the deep bead, installs buffer spring on the deep bead, makes the deep bead can change the direction of cooling air on the one hand, cools off the granule of extruding the stripper plate, and on the other hand plays the effect of buffering to the granule of cutting knife cutting, avoids cutting granule direct impact cutting incasement wall, noise reduction.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural diagram of a pelletizer according to an embodiment of the present invention;
fig. 2 is a partial enlarged view of a pelletizer according to an embodiment of the present invention.
Description of reference numerals:
1. a heating box; 11. a hopper; 12. a first separator; 121. a first through hole; 13. a second separator; 131. a second through hole; 14. a first heating chamber; 141. a first heating ring; 15. a second heating cavity; 16. a third heating cavity; 161. a second heating ring; 2. a material guide pipe; 21. a pressing plate; 211. granulating holes; 3. cutting the box; 31. a cutting knife; 32. cutting the motor; 33. a discharge port; 34. cooling the through hole; 35. a wind deflector; 351. a buffer spring; 4. a stirring motor; 5. a stirring shaft; 51. a screw conveying blade; 52. a first stirring blade; 53. a second stirring blade.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-2, a granulator for producing asphalt modified ECM waterproof rolls comprises a heating box 1, a material guiding pipe 2 and a cutting box 3, wherein a feeding hopper 11 is installed at the top of the heating box 1, the feeding hopper 11 is communicated with the inside of the heating box 1, the heating box 1 is located above the cutting box 3, the material guiding pipe 2 is located between the heating box 1 and the cutting box 3, a squeezing plate 21 is installed at the bottom end of the material guiding pipe 2, a plurality of granulation holes 211 are formed in the squeezing plate 21, one end of the material guiding pipe 2 is communicated with the heating box 1, the other end of the material guiding pipe 2 is communicated with the cutting box 3 through the granulation holes 211, a cutting knife 31 and a cutting motor 32 for driving the cutting knife 31 to rotate are installed in the cutting box 3, the cutting knife 31 is located below the granulation holes 211, and the cutting knife 31 is fixedly connected with an output shaft of the cutting motor 32, the bottom of the cutting box 3 is provided with a discharge hole 33; the bottom of the heating box 1 is of a conical structure, so that the raw materials can conveniently flow into the material guide pipe 2 under the action of self gravity. The outside of cutting motor 32 is covered with the motor cover, plays the effect of protection motor, avoids the raw materials granule to influence the motor and normally works, and the top of motor cover is the coniform structure, avoids the raw materials granule to pile up at motor cover top.
A first partition plate 12 and a second partition plate 13 are installed in the heating box 1, the heating box 1 is divided into a first heating cavity 14, a second heating cavity 15 and a third heating cavity 16 by the first partition plate 12 and the second partition plate 13, the first heating cavity 14 is located above the third heating cavity 16, the second heating cavity 15 is located between the first heating cavity 14 and the third heating cavity 16, a plurality of first through holes 121 are formed in the first partition plate 12, and a plurality of second through holes 131 are formed in the second partition plate 13; through setting up the baffle with heating cabinet 1 separate for 3 heating chambeies, heat the raw materials of different states in grades, and then reduce the energy consumption.
A first heating ring 141 is arranged in each of the first heating cavity 14 and the second heating cavity 15, a second heating ring 161 is arranged in the third heating cavity 16, and the first heating ring 141 and the second heating ring 161 are fixed on the inner wall of the heating box 1; the first heating ring 141 is matched with the internal structures of the first heating cavity 14 and the second heating cavity 15, the second heating ring 161 is matched with the internal structure of the third heating cavity 16, and each heating cavity adopts an independent heating ring to provide heat, so that the independent temperature control of each heating cavity is facilitated.
A stirring motor 4 is installed on the outer side of the top of the heating box 1, a stirring shaft 5 is installed in the heating box 1, one end of the stirring shaft 5 penetrates through the top wall of the heating box 1 and then is fixedly connected with an output shaft of the stirring motor 4, and the other end of the stirring shaft 5 penetrates through the first partition plate 12 and the second partition plate 13 in sequence and then extends to the bottom end of the material guide pipe 2;
the stirring shaft 5 is provided with a spiral conveying blade 51, and the spiral conveying blade 51 is positioned in the third heating cavity 16 and the material guide pipe 2. The spiral conveying blade 51 plays a role in stirring the raw materials in the third heating cavity 16, pushing the raw materials in the material guide pipe 2, continuously conveying the raw materials to the extrusion plate 21, and discharging the raw materials out of the heating box 1 through the granulation hole 211.
A plurality of first stirring blades 52 are mounted on the stirring shaft 5, and the first stirring blades 52 are located in the first heating cavity 14. The first stirring blade 52 rotates along with the stirring shaft 5 to stir the raw material in the first heating cavity 14, so that the raw material is heated uniformly, and the melting time is shortened.
A plurality of second stirring blades 53 are arranged on the stirring shaft 5, and the second stirring blades 53 are positioned in the second heating cavity 15. The second stirring blade 53 rotates along with the stirring shaft 5 to stir the raw material in the second heating cavity 15, so that the raw material is heated uniformly, and the melting time is shortened.
The first through hole 121 has an inner diameter greater than that of the second through hole 131. Because the first heating cavity 14 is primarily heated, the raw material cannot be completely melted, when the raw material is melted until the particle diameter of the raw material is smaller than the inner diameter of the first through hole 121, the raw material can fall into the second heating cavity 15 from the first heating cavity 14 for further melting, and the raw material particle diameter is larger than the inner diameter of the first through hole 121, and the raw material is left in the first heating cavity 14 for further melting; the second heating cavity 15 is used for medium-level heating, the particle diameter of the raw material is further reduced, when the particle diameter of the raw material is smaller than the inner diameter of the second through hole 131, the raw material can fall into the third heating cavity 16 from the second heating cavity 15 to be finally heated and melted, and then a melting state is achieved, the particle diameter of the raw material is larger than the inner diameter of the second through hole 131, the raw material is left in the second heating cavity 15 to be continuously melted, and the purposes of saving energy and shortening the heating time are achieved through a graded heating mode.
A plurality of cooling through holes 34 are formed in the top of the cutting box 3, and the cooling through holes 34 are located on the outer side of the extrusion plate 21. The cooling through holes 34 are connected with an external air cooling system, the raw materials discharged from the heating box 1 are cooled and formed, and the large particles are cut into small particles by the cutting knife 31.
Install in the cutting case 3 a plurality of with cooling through hole 34 matched with deep bead 35, the top of deep bead 35 all is articulated with the inner wall of cutting case 3, buffer spring 351 is all installed to one side of deep bead 35, buffer spring 351's one end and deep bead 35 fixed connection, and buffer spring 351's the other end is fixed on the lateral wall of cutting case 3. Installation buffer spring 351 on deep bead 35 makes deep bead 35 can change the direction of cooling air on the one hand, cools off the granule that stripper plate 21 extruded, and on the other hand plays the effect of buffering to the granule of cutting knife 31 cutting, avoids cutting granule direct impact cutting box 3 inner wall, noise reduction.
The cross section of the first partition plate 12 and the cross section of the second partition plate 13 are both arc-shaped structures. The structure is convenient for the raw material to fall down, and the raw material accumulation is avoided.
The granulator is also provided with a controller (the controller adopts a single chip microcomputer), the heating ring, the stirring motor 4 and the cutting motor 32 are respectively connected with the controller through circuits, and the controller is used for controlling the start and stop of each device.
The first heating ring 141 and the second heating ring 161 are both cast copper heaters of Jiangsu salt energy electric heating equipment Limited.
The model of the stirring motor 4 is a vertical stirrer BLD09-11-0.37 of environmental protection equipment Co.
The cutting motor 32 is a high speed motor MY803-2 from Fuan, Daiman, Inc.
The working principle is as follows:
before the granulator is used, the controller is operated to start 3 heating rings of the first heating cavity 14, the second heating cavity 15 and the third heating cavity 16 for preheating; then, a plurality of raw materials are added into the heating box 1 from the hopper 11, primary heating is carried out in the first heating cavity 14, the operation controller starts the stirring motor 4 to drive the stirring shaft 5 to rotate, the stirring shaft 5 drives the first stirring blade 52 to stir the raw materials in the first heating cavity 14, the raw materials are mixed and are promoted to be melted into slightly smaller particles, when the diameter of the raw material particles is smaller than the inner diameter of the first through hole 121 on the first partition board 12, the raw materials fall into the second heating cavity 15 from the first heating cavity 14, the raw materials in the second heating cavity 15 are stirred by the second stirring blade 53 under the driving of the stirring shaft 5, the raw materials are further mixed uniformly and are promoted to be further heated and melted, when the diameter of the raw material particles is smaller than the inner diameter of the second through hole 131 on the second partition board 13, the raw materials fall into the third heating cavity 16 from the second heating cavity 15 to be further melted to reach a melted state, the screw conveying blade 51 fully stirs and mixes the raw materials in the third heating cavity 16, meanwhile, the screw conveying blade 51 conveys the melted raw materials to the material guide pipe 2, the raw materials are extruded out from the granulation holes 211 of the extrusion plate 21 at the bottom of the material guide pipe 2, the raw materials are shaped by air cooling, the falling of the shaped raw material particles is divided into small particles by the cutting knife 31, the divided particles directly fall or fall after being buffered on the wind shield 35, and finally the small particles are discharged from the discharge hole of the dividing box.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a granulator is used in production of asphalt modified ECM waterproofing membrane which characterized in that: the cutting machine comprises a heating box, a material guide pipe and a cutting box, wherein the top of the heating box is provided with a feeding hopper, the feeding hopper is communicated with the inside of the heating box, the heating box is positioned above the cutting box, the material guide pipe is positioned between the heating box and the cutting box, the bottom end of the material guide pipe is provided with an extrusion plate, the extrusion plate is provided with a plurality of granulation holes, one end of the material guide pipe is communicated with the heating box, the other end of the material guide pipe is communicated with the cutting box through the granulation holes, a cutting knife and a cutting motor for driving the cutting knife to rotate are arranged in the cutting box, the cutting knife is positioned below the granulation holes, the cutting knife is fixedly connected with an output shaft of the cutting motor, and the bottom of the cutting box is provided with a discharge hole;
a first partition plate and a second partition plate are arranged in the heating box, the first partition plate and the second partition plate divide the heating box into a first heating cavity, a second heating cavity and a third heating cavity, the first heating cavity is positioned above the third heating cavity, the second heating cavity is positioned between the first heating cavity and the third heating cavity, a plurality of first through holes are formed in the first partition plate, and a plurality of second through holes are formed in the second partition plate;
the first heating cavity and the second heating cavity are internally provided with a first heating ring, the third heating cavity is internally provided with a second heating ring, and the first heating ring and the second heating ring are fixed on the inner wall of the heating box;
a stirring motor is installed on the outer side of the top of the heating box, a stirring shaft is installed in the heating box, one end of the stirring shaft penetrates through the top wall of the heating box and then is fixedly connected with an output shaft of the stirring motor, and the other end of the stirring shaft penetrates through the first partition plate and the second partition plate in sequence and then extends to the bottom end of the material guide pipe;
and a spiral conveying blade is arranged on the stirring shaft and is positioned in the third heating cavity and the material guide pipe.
2. The pelletizer for producing asphalt modified ECM waterproof roll according to claim 1, characterized in that: a plurality of first stirring blades are arranged on the stirring shaft and are positioned in the first heating cavity.
3. The pelletizer for producing asphalt modified ECM waterproof roll according to claim 2, characterized in that: a plurality of second stirring blades are arranged on the stirring shaft and are positioned in the second heating cavity.
4. The pelletizer for producing asphalt modified ECM waterproof roll according to claim 1, characterized in that: the inner diameter of the first through hole is larger than that of the second through hole.
5. The pelletizer for producing asphalt modified ECM waterproof roll according to claim 1, characterized in that: a plurality of cooling through holes are formed in the top of the cutting box, and the cooling through holes are located on the outer side of the extrusion plate.
6. A pelletizer for producing asphalt modified ECM waterproof roll according to claim 5, characterized in that: the cutting incasement install a plurality of with cooling through-hole matched with deep bead, the top of deep bead all is articulated with the inner wall of cutting case, buffer spring is all installed to one side of deep bead, buffer spring's one end and deep bead fixed connection, and buffer spring's the other end is fixed on the lateral wall of cutting case.
7. The pelletizer for producing asphalt modified ECM waterproof roll according to claim 1, characterized in that: the cross section of the first partition plate and the cross section of the second partition plate are both arc-shaped structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020455781.4U CN211917381U (en) | 2020-04-01 | 2020-04-01 | Granulator is used in production of asphalt modification ECM waterproofing membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020455781.4U CN211917381U (en) | 2020-04-01 | 2020-04-01 | Granulator is used in production of asphalt modification ECM waterproofing membrane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211917381U true CN211917381U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020455781.4U Active CN211917381U (en) | 2020-04-01 | 2020-04-01 | Granulator is used in production of asphalt modification ECM waterproofing membrane |
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| Country | Link |
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| CN (1) | CN211917381U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670361A (en) * | 2022-03-30 | 2022-06-28 | 江苏思可达塑业有限公司 | Granulation device and granulation method for reinforced polypropylene material |
| CN114800909A (en) * | 2022-04-11 | 2022-07-29 | 扬中市橡胶塑料厂有限公司 | Automatic production preparation facilities of slice rubber material |
| CN117482838A (en) * | 2024-01-02 | 2024-02-02 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
-
2020
- 2020-04-01 CN CN202020455781.4U patent/CN211917381U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114670361A (en) * | 2022-03-30 | 2022-06-28 | 江苏思可达塑业有限公司 | Granulation device and granulation method for reinforced polypropylene material |
| CN114800909A (en) * | 2022-04-11 | 2022-07-29 | 扬中市橡胶塑料厂有限公司 | Automatic production preparation facilities of slice rubber material |
| CN117482838A (en) * | 2024-01-02 | 2024-02-02 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
| CN117482838B (en) * | 2024-01-02 | 2024-03-15 | 水润天府新材料有限公司 | Buton rock asphalt modified mixture production equipment and process |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU OSEAGUARD BUILDING MATERIAL TECHNOLOGY DEVELOPMENT CO.,LTD. Assignor: Jiangsu ouxidun Technology Co.,Ltd. Contract record no.: X2021980012762 Denomination of utility model: Granulator for producing asphalt modified ECM waterproof coiled material Granted publication date: 20201113 License type: Common License Record date: 20211122 |
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| EC01 | Cancellation of recordation of patent licensing contract | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: JIANGSU OSEAGUARD BUILDING MATERIAL TECHNOLOGY DEVELOPMENT CO.,LTD. Assignor: Jiangsu ouxidun Technology Co.,Ltd. Contract record no.: X2021980012762 Date of cancellation: 20231203 |