CN108437284B - Nylon reclaimed material recycling system - Google Patents
Nylon reclaimed material recycling system Download PDFInfo
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- CN108437284B CN108437284B CN201810378933.2A CN201810378933A CN108437284B CN 108437284 B CN108437284 B CN 108437284B CN 201810378933 A CN201810378933 A CN 201810378933A CN 108437284 B CN108437284 B CN 108437284B
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- bin
- recovery
- reclaimed
- recycling
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- 239000000463 material Substances 0.000 title claims abstract description 101
- 238000004064 recycling Methods 0.000 title claims abstract description 34
- 239000004677 Nylon Substances 0.000 title claims abstract description 32
- 229920001778 nylon Polymers 0.000 title claims abstract description 32
- 238000003860 storage Methods 0.000 claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 8
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims description 47
- 239000000155 melt Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 238000013329 compounding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003570 air Substances 0.000 description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000005520 cutting process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- 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
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- 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 provides a novel nylon reclaimed material recycling system, which comprises a reclaimed material making device, a storage device and a mixing device, wherein the reclaimed material making device is used for smashing molten nylon waste and processing the molten nylon waste into granular reclaimed materials, the mixing device is used for storing the reclaimed materials and mixing the reclaimed materials with fresh master batch to prepare nylon reclaimed materials, the storage device comprises a reclaimed material bin, a first air pipe capable of conveying the reclaimed materials into the reclaimed material bin from the reclaimed material making device, and a dehumidifying device used for maintaining the reclaimed materials to be dry, the first air pipe is connected with the inlet end of the reclaimed material bin, the dehumidifying device comprises an exhaust fan arranged on the first air pipe body and a mechanical check valve arranged on the reclaimed material bin, and the mechanical check valve can isolate the reclaimed material from the outside when the exhaust fan works.
Description
Technical Field
The invention relates to the field of chemical industry, in particular to a nylon reclaimed material recycling system.
Background
In the nylon reclaimed material production, nylon leftover materials are processed into granular reclaimed materials and then stored in a recovery bin for later use, and as the nylon materials have the characteristic of water absorption, the storage bin cannot be isolated from ambient air and the ambient humidity in Shanghai areas is high, the stored recovery materials are greatly influenced by ambient weather, the water content fluctuates between 1600 ppm and 2300ppm, and the rainy days and the rainy seasons are more than 3000 ppm.
The moisture of the fresh master batch is about 600ppm, and the moisture is required to be controlled to 950-1150 ppm after the reclaimed materials are mixed according to a certain proportion in the production process, so that the moisture content of the reclaimed materials directly influences the moisture of the final material, and in order to control the moisture in the reclaimed materials, the raw materials are heated to 95 ℃ by adopting steam to suck out the moisture in the raw materials, and then the raw materials are vacuumized by a high-pressure steam spraying mode to discharge the moisture, so that the energy waste is serious, and the economical efficiency is poor.
Disclosure of Invention
Based on the above, the present invention provides a novel nylon reclaimed material recycling system, which can control the moisture in reclaimed materials by means of clean, simple and low energy consumption, and solves the technical problems by the following means:
The utility model provides a nylon reclaimed material recycling utilizes system, is used for smashing the molten nylon waste material and processing it into the recovery of granule reclaimed material and makes the material device including connecting gradually for deposit the storage device of reclaimed material and be used for making the compounding device of nylon reclaimed material with reclaimed material and fresh masterbatch mixture, its characterized in that: the storage device comprises a recovery bin, a first air pipe capable of conveying recovery materials into the recovery bin from the recovery material making device and a dehumidifying device for maintaining the humidity of the recovery materials, wherein the first air pipe is connected with the inlet end of the recovery bin, the dehumidifying device comprises an exhaust fan arranged on the first air pipe and a mechanical check valve arranged on the recovery bin, and the mechanical check valve can isolate the recovery bin from the outside during operation of the exhaust fan, so that the influence of the outside humidity on the water content of the recovery materials in the recovery bin is avoided.
As a preferred embodiment of the invention, the recycling and making device comprises a scrap bin, a feeding pipe arranged above the scrap bin, a pulverizer connected with an outlet below the scrap bin, wherein the pulverizer outlet is connected with a melt extruder, the melt extruder is connected with a cutting machine through a cooling tank, the melt extruder melts and extrudes nylon waste into strips, the cooling tank cools the extruded strips of nylon, and the cutting machine cuts the cooled strips of nylon into granular nylon recycling materials.
As a preferred embodiment of the invention, the Roots blower is arranged at the inlet end of the first air pipe, the pipe body is connected with the outlet of the cutter, the outlet end is connected with the inlet end of the recovery bin, the exhaust fan is connected with the pipe body of the first air pipe between the Roots blower and the outlet of the cutter through the electromagnetic valve, when in use, the Roots blower blows the recovered material at the outlet of the cutter into the pipe body through the Bernoulli effect and is sent into the inlet of the recovery bin, the exhaust fan is arranged at the pipe body between the Roots blower and the outlet of the cutter, so that the exhaust fan can be prevented from being blocked by recovered material particles, and the electromagnetic valve is used for blocking the communication between the exhaust fan and the first air pipe to avoid air leakage when the Roots blower operates.
As a preferred embodiment of the invention, the inlet end of the recycling bin is provided with a cyclone separator, the outlet end of the first air pipe is connected with the cyclone separator, the mechanical check valves are respectively arranged on the cyclone separator and the side wall of the recycling bin, the mechanical check valves can be closed and isolated from the outside when the exhaust fan operates, and the mechanical check valves are opened and communicated with the outside when the Roots fan of the first air pipe operates, so that the discharging is facilitated.
As a preferred embodiment of the invention, the mixing device comprises a metering bin, a mixer connected with an outlet below the metering bin, and a second air pipe capable of conveying materials in the recycling bin into the metering bin, wherein a Roots blower is arranged at the inlet end of the second air pipe, the pipe body is connected with the outlet of the recycling bin, the outlet end of the second air pipe is connected with the metering bin, the Roots blower blows air when in use, particles in the recycling bin are adsorbed into a pipeline through Bernoulli effect and conveyed into the metering bin for weighing, and then the particles are conveyed into the mixer connected with the outlet below the metering bin for mixing to prepare a regenerated material finished product.
As a preferable embodiment of the invention, the factory building is arranged outside the recycling and material making device and the material mixing device, and the air inlet of the Roots blower is arranged in the factory building of the recycling and material making device, the recycling and material making device needs to be subjected to melting operation, the temperature in the factory building is higher, the humidity is lower, the Roots blower takes air from the factory building of the recycling and material making device, and the influence of the carried moisture is smaller, so that the water content of the recycled material is further controlled.
As a preferred embodiment of the invention, the air inlet of the Roots blower comprises an air inlet, an outer cover arranged on the air inlet, a filter arranged between the outer cover and the air inlet, the air inlet is triangular-columnar, the side surface of the air inlet is connected with the outer cover, the outer cover is box-shaped, the opening is positioned at the side wall of the outer cover to prevent ash falling, the filter comprises a filter screen and a bracket for installing the filter screen, and an installation groove for installing the filter is arranged between the air inlet and the outer cover, so that the filter is convenient to replace.
In summary, the Roots blower is placed in a factory to reduce the influence of moisture absorption on the water content of materials during transportation, the exhaust fan is arranged on the recovery bin to dehumidify the materials, the mechanical check valve is also arranged to isolate the materials from the outside, and various measures lead to effective control of the water content of the recovery materials.
Drawings
The invention is further described below with reference to the drawings:
FIG. 1 is a piping diagram of the present invention;
FIG. 2 is a side view of the Roots blower inlet of the present invention;
FIG. 3 is a schematic view of the direction A of the air inlet of the Roots blower;
fig. 4 is a front view of the air inlet of the Roots blower in the present invention.
Wherein: 100-recycling and material making device, 200-storage device, 300-mixing device, 400-factory building, 500-Roots blower, 101-feeding pipe, 102-chip bin, 103-pulverizer, 104-melt extruder, 105-cooling tank, 106-blanking machine, 201-recycling bin, 202-first air pipe, 203-exhaust fan, 204-electromagnetic valve, 205-mechanical check valve, 206-cyclone separator, 301-metering bin, 302-mixer, 303-second air pipe, 501-air inlet, 502-housing, 503-filter screen, 504-bracket.
Detailed Description
The invention is illustrated further by the following examples:
as shown in fig. 1, a nylon reclaimed material recycling system comprises a reclaimed material making device 100, a storage device 200 and a mixing device 300 which are sequentially connected, wherein nylon waste is crushed and melted in the reclaimed material making device 100 to be made into granular reclaimed materials, the granular reclaimed materials are sent into the storage device 200 to be stored, and the mixing device 300 takes out the reclaimed materials from the storage device 200 and mixes the reclaimed materials with fresh master batch to prepare reclaimed materials.
The recycling and making device 100 comprises a scrap bin 102, a feeding pipe 101 arranged above the scrap bin 102, a pulverizer 103 connected with an outlet below the scrap bin 102, a melt extruder 104 connected with a cutter 106 through a cooling pool 105, the melt extruder 104 melting and extruding nylon waste into strips, the cooling pool 105 cooling the extruded strip nylon, and the cutter 106 cutting the cooled strip nylon into granular nylon recycled materials.
The storage device 200 comprises a recovery bin 201, a first air pipe 202 for conveying granular nylon recovery materials into the recovery bin 201 from the recovery material making device 100, a Roots blower 500 is arranged at the inlet end of the first air pipe 202, the pipe body is connected with the outlet of a material cutting machine 106, the outlet end of the first air pipe is connected with a cyclone separator 206 positioned at the top of the recovery bin 201, when the storage device is operated, the Roots blower 500 sucks air from the outside, sucks the granular recovery materials at the outlet of the material cutting machine 106 into the pipe body through Bernoulli effect, and conveys the granular recovery materials into the cyclone separator 206 under the action of air flow, and the cyclone separator 206 separates the recovery materials in the air flow and conveys the recovery materials into the recovery bin 201 for standby.
In order to prevent nylon material in the recovery feed bin 201 from absorbing water and being wet, the recovery feed bin 201 is further provided with a dehumidifying device, the dehumidifying device comprises an exhaust fan 203 arranged on a pipe body of a first air pipe 202, a mechanical check valve 205 arranged on the side wall of the recovery feed bin 201 and on a cyclone separator 206, the mechanical check valve 205 is communicated with the outside, when the recovery feed bin 201 needs discharging and feeding, the mechanical check valve 205 is opened, the exhaust fan 203 is closed, the pressure inside and outside the recovery feed bin 201 is consistent, the cyclone separator 206 is beneficial to discharging when being used for separating materials, the mechanical check valve 205 is closed in the rest time, the exhaust fan 203 is opened, the exhaust fan 203 dehumidifies the recovery feed bin 201, the recovery feed bin 201 is sealed with the outside environment, and water absorption is not caused by the outside environment, so that the effect of controlling the recovery feed water is achieved.
An electromagnetic valve 204 is arranged between the exhaust fan 203 and the pipe body and is used for cutting off the communication between the pipe body and the exhaust fan 203, so that gas cannot leak from the exhaust fan 203 when the Roots blower 500 blows air, and the exhaust fan 203 is arranged at the position of the pipe body between the Roots blower 500 and the cutter 106, so that the material particles are prevented from falling into the exhaust fan 203 to cause faults when the Roots blower 500 blows air.
The mixing device 300 comprises a metering bin 301, a mixer 302 connected with an outlet below the metering bin 301, a second air pipe 303 capable of conveying materials in the recycling bin 201 into the metering bin 301, a Roots blower 500 arranged at the inlet end of the second air pipe 303, a pipe body connected with the outlet of the recycling bin 201, and the outlet end connected with the metering bin 301, wherein during use, the Roots blower 500 blows air, and particles in the recycling bin 201 are adsorbed into a pipeline through Bernoulli effect and conveyed into the metering bin 301 for weighing, and then are fed into the mixer 302 connected with the outlet below the metering bin 301 for mixing to prepare a regenerated material finished product.
Retrieve and make material device 100 and compounding device 300 locate in the factory building 400, storage device places outside the factory building, be brought into moisture when transporting in order to prevent to use the tuber pipe, in the factory building 400 of retrieving material device 100 was all located to roots fan 500 air inlet department of first tuber pipe 202 and second tuber pipe 303, because retrieve material device 100 needs to carry out the melting operation, the temperature is higher in the factory building 400, and humidity in the factory building 400 is comparatively stable be difficult for receiving external environment influence, roots fan 500 gets the wind from retrieving material device factory building 400, receive the influence of bringing into moisture less, thereby the moisture content of reclaimed materials has further been controlled.
Specifically, as shown in fig. 2-4, the air inlet of the Roots blower 500 has a structure including an air inlet 501, an outer cover 502 disposed on the air inlet 501, and a filter disposed between the outer cover 502 and the air inlet 501, wherein the air inlet 501 is triangular and has a side connected to the outer cover 502, the outer cover 502 is box-shaped and has an opening at a side wall thereof to prevent dust falling, the filter includes a filter screen 503 and a bracket 504 for installing the filter screen 503, and an installation groove for installing the filter is disposed between the air inlet 501 and the outer cover 502, so as to facilitate replacement.
In summary, the Roots blower 500 is placed in the factory building 400 to reduce the influence of moisture absorption on the moisture content of materials during transportation, the exhaust fan 203 is arranged on the recovery bin 201 to dehumidify the materials, the mechanical check valve 205 is also arranged to isolate the materials from the outside, and various measures effectively control the moisture content of the recovered materials.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for the purpose of limiting the invention, and that variations and modifications of the above described embodiments will fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.
Claims (4)
1. The utility model provides a nylon reclaimed material recycling utilizes system, is used for smashing molten nylon waste material and processing it into recovery make material device (100) of particulate reclaimed material including connecting gradually for deposit storage device (200) of reclaimed material and be used for making the compounding device (300) of nylon reclaimed material with the mixture of reclaimed material and fresh masterbatch, its characterized in that: the storage device (200) comprises a recovery bin (201), a first air pipe (202) capable of conveying recovery materials into the recovery bin (201) from the recovery material making device (100) and a dehumidifying device for maintaining dryness of the recovery materials, the first air pipe (202) is connected with an inlet end of the recovery bin (201), the dehumidifying device comprises an exhaust fan arranged on a pipe body of the first air pipe (202) and a mechanical check valve (205) arranged on the recovery bin (201), and the mechanical check valve (205) can isolate the recovery bin (201) from the outside when the exhaust fan works;
the recycling and material-making device (100) comprises a scrap bin (102), a feeding pipe (101) arranged above the scrap bin (102), a pulverizer (103) connected with an outlet below the scrap bin (102), a melt extruder (104) connected with an outlet of the pulverizer (103), and a cutter (106) connected with the melt extruder (104) through a cooling pond (105);
The first air pipe (202) comprises an inlet end provided with a Roots blower (500), a pipe body connected with the outlet of the blanking machine (106) and an outlet end connected with the inlet end of the recycling bin (201), and the exhaust fan is connected with the pipe body of the first air pipe (202) between the Roots blower (500) and the outlet of the blanking machine (106) through an electromagnetic valve (204);
The inlet end of recovery feed bin (201) is equipped with cyclone (206), the exit end of first tuber pipe (202) with cyclone (206) link to each other, mechanical check valve (205) are located respectively on cyclone (206) and on the lateral wall of recovery feed bin (201), mechanical check valve (205) can be in shut down when the air exhauster operates Roots blower (500) of first tuber pipe (202) open and external intercommunication when operating.
2. The nylon reclaimed material recycling system according to claim 1, wherein: the mixing device (300) comprises a metering bin (301), a mixer (302) connected with an outlet below the metering bin (301), and a second air pipe (303) capable of conveying materials in the recycling bin (201) into the metering bin (301), wherein the second air pipe (303) comprises an inlet end provided with a Roots blower (500), a pipe body connected with an outlet of the recycling bin (201) and an outlet end connected with an inlet of the metering bin (301).
3. The nylon recycling system according to claim 1 or 2, characterized in that: the recycling and material making device (100) and the material mixing device (300) are provided with a factory building (400), and the air inlet of the Roots blower (500) of the first air pipe (202) and the second air pipe (303) is arranged in the factory building (400) of the recycling and material making device (100).
4. The nylon reclaimed material recycling system according to claim 1, characterized in that; the air inlet department of roots fan (500) includes air intake (501), locates dustcoat (502) on air intake (501), locates the filter between dustcoat (502) and air intake (501), air intake (501) are triangle column and its side links to each other with dustcoat (502), dustcoat (502) are box and opening are located its lateral wall department, the filter includes support (504) of filter screen (503) and installation filter screen (503), be equipped with the mounting groove that can supply the filter to pack into between air intake (501) and dustcoat (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378933.2A CN108437284B (en) | 2018-04-25 | 2018-04-25 | Nylon reclaimed material recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810378933.2A CN108437284B (en) | 2018-04-25 | 2018-04-25 | Nylon reclaimed material recycling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108437284A CN108437284A (en) | 2018-08-24 |
| CN108437284B true CN108437284B (en) | 2024-05-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810378933.2A Active CN108437284B (en) | 2018-04-25 | 2018-04-25 | Nylon reclaimed material recycling system |
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| Country | Link |
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| CN (1) | CN108437284B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351119A (en) * | 1970-07-29 | 1974-04-24 | Metal Box Co Ltd | Manufacture of plastic film |
| CN101831081A (en) * | 2010-05-10 | 2010-09-15 | 青岛翰龙环境科技有限公司 | Method and device for recovering nylon powder from tire cord by solvent method |
| CN102581986A (en) * | 2012-02-27 | 2012-07-18 | 大河宝利材料科技(苏州)有限公司 | Method for recycling post-industrial recycling waste plastic |
| JP2013006939A (en) * | 2011-06-23 | 2013-01-10 | Fp Corp | Method and device for recycling market-recovery foam resin container |
| CN104403123A (en) * | 2014-12-02 | 2015-03-11 | 安徽神剑新材料股份有限公司 | Device for recycling polyester resin powder raw material |
| CN104476698A (en) * | 2014-12-15 | 2015-04-01 | 武汉理工大学 | Microcellular foaming recycling method of waste car plastics |
| CN105058734A (en) * | 2015-07-19 | 2015-11-18 | 潘阿海 | Mixed waste smashing, extruding and discharging device |
| WO2017107028A1 (en) * | 2015-12-22 | 2017-06-29 | 苏州美泓环保科技有限公司 | Equipment and method for processing petroleum rock cuttings mud |
| CN206748838U (en) * | 2017-05-11 | 2017-12-15 | 纪宏亮 | A kind of waste carpet environmental protection recycling equipment |
| CN208410378U (en) * | 2018-04-25 | 2019-01-22 | 上海紫东尼龙材料科技有限公司 | A kind of recovery processing of nylon reworked material utilizes system |
-
2018
- 2018-04-25 CN CN201810378933.2A patent/CN108437284B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1351119A (en) * | 1970-07-29 | 1974-04-24 | Metal Box Co Ltd | Manufacture of plastic film |
| CN101831081A (en) * | 2010-05-10 | 2010-09-15 | 青岛翰龙环境科技有限公司 | Method and device for recovering nylon powder from tire cord by solvent method |
| JP2013006939A (en) * | 2011-06-23 | 2013-01-10 | Fp Corp | Method and device for recycling market-recovery foam resin container |
| CN102581986A (en) * | 2012-02-27 | 2012-07-18 | 大河宝利材料科技(苏州)有限公司 | Method for recycling post-industrial recycling waste plastic |
| CN104403123A (en) * | 2014-12-02 | 2015-03-11 | 安徽神剑新材料股份有限公司 | Device for recycling polyester resin powder raw material |
| CN104476698A (en) * | 2014-12-15 | 2015-04-01 | 武汉理工大学 | Microcellular foaming recycling method of waste car plastics |
| CN105058734A (en) * | 2015-07-19 | 2015-11-18 | 潘阿海 | Mixed waste smashing, extruding and discharging device |
| WO2017107028A1 (en) * | 2015-12-22 | 2017-06-29 | 苏州美泓环保科技有限公司 | Equipment and method for processing petroleum rock cuttings mud |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108437284A (en) | 2018-08-24 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20240407 Address after: 201108 No. 1899 Zhong Chun Road, Minhang District, Shanghai. Applicant after: SHANGHAI ZIDONG NYLON MATERIAL TECHNOLOGY CO.,LTD. Country or region after: China Applicant after: Shanghai Zidong New Material Technology Co.,Ltd. Address before: 201108 No. 1899 Zhong Chun Road, Minhang District, Shanghai. Applicant before: SHANGHAI ZIDONG NYLON MATERIAL TECHNOLOGY CO.,LTD. Country or region before: China |
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| GR01 | Patent grant |