CN112756371A - Treatment process of waste metal packaging container and adsorption medium - Google Patents
Treatment process of waste metal packaging container and adsorption medium Download PDFInfo
- Publication number
- CN112756371A CN112756371A CN202011485816.XA CN202011485816A CN112756371A CN 112756371 A CN112756371 A CN 112756371A CN 202011485816 A CN202011485816 A CN 202011485816A CN 112756371 A CN112756371 A CN 112756371A
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- waste
- water
- packaging containers
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- 239000002184 metal Substances 0.000 title claims abstract description 82
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 82
- 239000002699 waste material Substances 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 36
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 82
- 239000000463 material Substances 0.000 claims abstract description 22
- 238000007885 magnetic separation Methods 0.000 claims abstract description 16
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 16
- 239000008187 granular material Substances 0.000 claims abstract description 13
- 238000004064 recycling Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 68
- 239000008188 pellet Substances 0.000 claims description 45
- 239000002912 waste gas Substances 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 239000000428 dust Substances 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 239000012634 fragment Substances 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 10
- 239000010865 sewage Substances 0.000 claims description 10
- 239000002351 wastewater Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 5
- 239000012459 cleaning agent Substances 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 5
- 239000013505 freshwater Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000006148 magnetic separator Substances 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000002910 solid waste Substances 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 239000003463 adsorbent Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010008 shearing Methods 0.000 abstract description 2
- 239000010815 organic waste Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/80—Destroying solid waste or transforming solid waste into something useful or harmless involving an extraction step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A treatment process for waste metal packaging containers and adsorption media comprises the following steps: (1) shredding; (2) magnetic separation; (3) cleaning the granules; (4) secondary granule cleaning; (5) the invention relates to a non-metal object treatment method, which is characterized in that various dangerous packaging containers are intensively crushed, cleaned and recycled, a four-shaft shredder is adopted to effectively cut in the shredding process, the material shearing and containing effect is achieved, the crushed materials are convenient to clean, metals are separated from other materials, and the metal recycling rate is improved.
Description
Technical Field
The invention relates to the technical field of waste metal treatment, in particular to a treatment process of a waste metal packaging container and an adsorption medium.
Background
The waste packaging barrel produced in the production and operation activities of chemical industry enterprises belongs to a waste container containing hazardous wastes infected with toxicity and infection, and no special complete equipment for crushing, cleaning, aggregating and removing slag of the waste metal barrel is provided in China. Domestic waste metal bucket now, including paint kettle, adsorption medium recovery processing mainly adopt artifical breakage, and it is just inhomogeneous to take time and size, and production efficiency is low, and sanitary condition is poor, and is serious to the human body injury. The crushed material has larger volume, lower treatment benefit and higher cost. Also, the incineration process is adopted, the smoke and dust control is difficult, and the iron has no recycling value basically, so a set of reasonable and effective treatment method is needed for the waste containers to reduce the environmental pollution to the area and prevent the diffusion of secondary pollution.
Disclosure of Invention
The invention provides a treatment process of a waste metal packaging container and an adsorption medium for solving the problems.
The technical scheme adopted by the invention is as follows:
a treatment process for waste metal packaging containers and adsorption media comprises the following steps:
(1) shredding: manually placing waste metal packaging containers, including metal packaging containers with adsorption media inside onto a conveyor belt, and conveying the metal packaging containers to a four-shaft shredder through the conveyor, wherein the four-shaft shredder shreds iron packaging containers into iron sheets with the size of 5-10 cm;
(2) magnetic separation: conveying the crushed materials of the waste metal container to a cleaning magnetic separator for separation by a conveyor, and separating metal and nonmetal in the crushed materials;
(3) cleaning the granules: conveying the metal fragments subjected to magnetic separation to a pellet cleaning machine through a conveyor for breaking pellets, adding water containing a cleaning agent into the crusher for cleaning in the process of breaking the pellets, cleaning attachments and oil stains on the surface of the metal, agglomerating the metal fragments into balls, filtering the cleaning water, recycling, and periodically replacing the cleaning water;
(4) and (3) secondary pellet cleaning: the metal ball materials after the broken and cleaned ball processing are conveyed to a pellet cleaning machine through a conveyor and are injected with clean water for cleaning again, the cleaned metal balls are cleaned and sold after reaching the standard of general solid wastes with environmental protection requirements, a small amount of water is evaporated in the cleaning process, fresh water is supplemented periodically, cleaning wastewater is processed through a sewage purification circulating system of equipment, impurities are filtered, and the water quality can be kept for a long time;
(5) non-metal object treatment: separating the non-metal matter separated by magnetic separation, separating oil-containing matter and other waste matter, pressing the oil-containing waste matter in a presser, and treating the pressed waste oil in qualified department.
And (2) separating a part of objects attached to the surface of the metal container from metal in the shredding process of the step (1), wherein a spraying system is arranged in the shredder to avoid generating dust in the shredding process, and spraying water is recycled after being filtered.
And (4) in the step (3), filter residues after the granules are cleaned are treated by a professional department, and generated waste gas is treated by a waste gas treatment facility and then is discharged.
The waste gas generated by cleaning the granules is dust and organic waste gas;
the waste gas adopts an upper air supply and lower air exhaust mode to collect the waste gas, and the collected waste gas is discharged out of the exhaust funnel after being processed by the bag-type dust remover and the alkali liquor wet-type washing tower and then being processed by the catalytic combustion device.
The sewage purification and circulation system is characterized in that a water flow conveying pipeline is arranged in the four-shaft shredder, the granule cleaning machine and the secondary granule cleaning machine, the water flow conveying pipeline is connected into a water receiving tank in parallel, a water pump is connected onto the water flow conveying pipeline, waste water can be recycled, and is discharged periodically and finally delivered to a water treatment plant for disposal.
The invention has the beneficial effects that: the invention intensively crushes, cleans and recycles various dangerous packaging containers, adopts the four-shaft shredder to effectively cut in the shredding process, achieves the effect of shearing and containing materials, is convenient to clean the crushed materials, separates metals from other materials, and improves the metal recycling rate.
Detailed Description
A treatment process for waste metal packaging containers and adsorption media comprises the following steps:
(1) shredding: manually placing waste metal packaging containers, including metal packaging containers with adsorption media inside onto a conveyor belt, conveying the waste metal packaging containers onto a four-shaft shredder through the conveyor, shredding the iron packaging containers into iron sheets with the size of 5-10cm by the four-shaft shredder, separating a part of objects attached to the surface of the metal containers from metals in the shredding process, installing a spraying system in the shredder to avoid dust generation in the shredding process, and filtering spraying water for recycling;
(2) magnetic separation: conveying the crushed materials of the waste metal container to a cleaning magnetic separator for separation by a conveyor, and separating metal and nonmetal in the crushed materials;
(3) cleaning the granules: conveying the metal fragments subjected to magnetic separation into a pellet cleaning machine through a conveyor to carry out broken pellets, adding water containing a cleaning agent into the crusher to clean the crushed pellets, cleaning attachments and oil stains on the surface of the metal, agglomerating the metal fragments into pellets, filtering the cleaning water to recycle the cleaning water, periodically replacing the cleaning water, treating filter residues after the pellets are cleaned by a professional department, treating generated waste gas by a waste gas treatment facility and then discharging the waste gas, wherein the waste gas generated by the pellet cleaning is dust and organic waste gas, the waste gas is generated by upper air supply and lower air draft, and the collected waste gas is treated by a bag-type dust collector and an alkali liquor wet type washing tower and then is discharged by an exhaust funnel after being treated by a catalytic combustion device;
(4) and (3) secondary pellet cleaning: the metal ball material treated by crushing and cleaning the pellets is conveyed to a pellet cleaning machine through a conveyor and is injected with clean water for cleaning again, the cleaned metal ball is cleaned and sold after reaching the standard of general solid waste required by environmental protection, a small amount of water is evaporated in the cleaning process, fresh water is periodically supplemented, cleaning wastewater is treated through a sewage purification circulating system of equipment, impurities are filtered, the water quality can be kept for a long time according to the treatment requirement, a water flow conveying pipeline is arranged in a four-axis shredder, the pellet cleaning machine and a secondary pellet cleaning machine in the sewage purification circulating system, the water flow conveying pipeline is connected into a water receiving tank in parallel, a water pump is connected onto the water flow conveying pipeline, the wastewater can be recycled and is periodically discharged and finally delivered to a water treatment;
(5) non-metal object treatment: separating the non-metal matter separated by magnetic separation, separating oil-containing matter and other waste matter, pressing the oil-containing waste matter in a presser, and treating the pressed waste oil in qualified department.
The present invention will be described in detail with reference to specific examples.
Example 1
A treatment process for waste metal packaging containers and adsorption media comprises the following steps:
(1) shredding: manually placing waste metal packaging containers, including metal packaging containers with adsorption media inside onto a conveyor belt, conveying the waste metal packaging containers onto a four-shaft shredder through the conveyor, shredding the iron packaging containers into iron sheets with the size of 10cm by the four-shaft shredder, separating a part of objects attached to the surface of the metal containers from metals in the shredding process, installing a spraying system in the shredder to avoid dust generation in the shredding process, and recycling sprayed water after filtering;
(2) magnetic separation: conveying the crushed materials of the waste metal container to a cleaning magnetic separator for separation by a conveyor, and separating metal and nonmetal in the crushed materials;
(3) cleaning the granules: conveying the metal fragments subjected to magnetic separation into a pellet cleaning machine through a conveyor to carry out broken pellets, adding water containing a cleaning agent into the crusher to clean the crushed pellets, cleaning attachments and oil stains on the surface of the metal, agglomerating the metal fragments into pellets, filtering the cleaning water to recycle the cleaning water, periodically replacing the cleaning water, treating filter residues after the pellets are cleaned by a professional department, treating generated waste gas by a waste gas treatment facility and then discharging the waste gas, wherein the waste gas generated by the pellet cleaning is dust and organic waste gas, the waste gas is generated by upper air supply and lower air draft, and the collected waste gas is treated by a bag-type dust collector and an alkali liquor wet type washing tower and then is discharged by an exhaust funnel after being treated by a catalytic combustion device;
(4) and (3) secondary pellet cleaning: the metal ball material treated by crushing and cleaning the pellets is conveyed to a pellet cleaning machine through a conveyor and is injected with clean water for cleaning again, the cleaned metal ball is cleaned and sold after reaching the standard of general solid waste required by environmental protection, a small amount of water is evaporated in the cleaning process, fresh water is periodically supplemented, cleaning wastewater is treated through a sewage purification circulating system of equipment, impurities are filtered, the water quality can be kept for a long time according to the treatment requirement, a water flow conveying pipeline is arranged in a four-axis shredder, the pellet cleaning machine and a secondary pellet cleaning machine in the sewage purification circulating system, the water flow conveying pipeline is connected into a water receiving tank in parallel, a water pump is connected onto the water flow conveying pipeline, the wastewater can be recycled and is periodically discharged and finally delivered to a water treatment;
(5) non-metal object treatment: separating the non-metal matter separated by magnetic separation, separating oil-containing matter and other waste matter, pressing the oil-containing waste matter in a presser, and treating the pressed waste oil in qualified department.
Example 2
A treatment process for waste metal packaging containers and adsorption media comprises the following steps:
(1) shredding: manually placing waste metal packaging containers, including metal packaging containers with adsorption media inside onto a conveyor belt, conveying the waste metal packaging containers onto a four-shaft shredder through the conveyor, shredding the iron packaging containers into iron sheets with the size of 5cm by the four-shaft shredder, separating a part of objects attached to the surface of the metal containers from metals in the shredding process, installing a spraying system in the shredder to avoid dust generation in the shredding process, and recycling sprayed water after filtering;
(2) magnetic separation: conveying the crushed materials of the waste metal container to a cleaning magnetic separator for separation by a conveyor, and separating metal and nonmetal in the crushed materials;
(3) cleaning the granules: conveying the metal fragments subjected to magnetic separation into a pellet cleaning machine through a conveyor to carry out broken pellets, adding water containing a cleaning agent into the crusher to clean the crushed pellets, cleaning attachments and oil stains on the surface of the metal, agglomerating the metal fragments into pellets, filtering the cleaning water to recycle the cleaning water, periodically replacing the cleaning water, treating filter residues after the pellets are cleaned by a professional department, treating generated waste gas by a waste gas treatment facility and then discharging the waste gas, wherein the waste gas generated by the pellet cleaning is dust and organic waste gas, the waste gas is generated by upper air supply and lower air draft, and the collected waste gas is treated by a bag-type dust collector and an alkali liquor wet type washing tower and then is discharged by an exhaust funnel after being treated by a catalytic combustion device;
(4) and (3) secondary pellet cleaning: the metal ball material treated by crushing and cleaning the pellets is conveyed to a pellet cleaning machine through a conveyor and is injected with clean water for cleaning again, the cleaned metal ball is cleaned and sold after reaching the standard of general solid waste required by environmental protection, a small amount of water is evaporated in the cleaning process, fresh water is periodically supplemented, cleaning wastewater is treated through a sewage purification circulating system of equipment, impurities are filtered, the water quality can be kept for a long time according to the treatment requirement, a water flow conveying pipeline is arranged in a four-axis shredder, the pellet cleaning machine and a secondary pellet cleaning machine in the sewage purification circulating system, the water flow conveying pipeline is connected into a water receiving tank in parallel, a water pump is connected onto the water flow conveying pipeline, the wastewater can be recycled and is periodically discharged and finally delivered to a water treatment;
(5) non-metal object treatment: separating the non-metal matter separated by magnetic separation, separating oil-containing matter and other waste matter, pressing the oil-containing waste matter in a presser, and treating the pressed waste oil in qualified department.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. A treatment process for waste metal packaging containers and adsorption media is characterized by comprising the following steps:
(1) shredding: manually placing waste metal packaging containers, including metal packaging containers with adsorption media inside onto a conveyor belt, and conveying the metal packaging containers to a four-shaft shredder through the conveyor, wherein the four-shaft shredder shreds iron packaging containers into iron sheets with the size of 5-10 cm;
(2) magnetic separation: conveying the crushed materials of the waste metal container to a cleaning magnetic separator for separation by a conveyor, and separating metal and nonmetal in the crushed materials;
(3) cleaning the granules: conveying the metal fragments subjected to magnetic separation to a pellet cleaning machine through a conveyor for breaking pellets, adding water containing a cleaning agent into the crusher for cleaning in the process of breaking the pellets, cleaning attachments and oil stains on the surface of the metal, agglomerating the metal fragments into balls, filtering the cleaning water, recycling, and periodically replacing the cleaning water;
(4) and (3) secondary pellet cleaning: the metal ball materials after the broken and cleaned ball processing are conveyed to a pellet cleaning machine through a conveyor and are injected with clean water for cleaning again, the cleaned metal balls are cleaned and sold after reaching the standard of general solid wastes with environmental protection requirements, a small amount of water is evaporated in the cleaning process, fresh water is supplemented periodically, cleaning wastewater is processed through a sewage purification circulating system of equipment, impurities are filtered, and the water quality can be kept for a long time;
(5) non-metal object treatment: separating the non-metal matter separated by magnetic separation, separating oil-containing matter and other waste matter, pressing the oil-containing waste matter in a presser, and treating the pressed waste oil in qualified department.
2. The process for treating the waste metal packaging container and the adsorption medium according to claim 1, wherein a part of the objects attached to the surface of the metal container is separated from the metal in the shredding process of the step (1), a spraying system is installed in the shredder to avoid dust generation in the shredding process, and the spraying water is recycled after being filtered.
3. The process for treating waste metal containers and adsorbing media according to claim 1, wherein the filter residue after the cleaning of the pellets in step (3) is treated by a professional department, and the generated waste gas is treated by a waste gas treatment facility and then discharged.
4. The process for treating waste metal containers and adsorbent media as claimed in claim 1, wherein the exhaust gas generated by the cleaning of the pellets is dust and organic exhaust gas.
5. The process for treating waste metal packaging containers and adsorption media as claimed in claim 4, wherein the waste gas is collected by up-draft and down-draft modes, and the collected waste gas is discharged from an exhaust funnel after being treated by a bag-type dust collector and an alkali liquor wet-type washing tower and then treated by a catalytic combustion device.
6. The process for treating the waste metal packaging container and the adsorption medium according to claim 1, wherein the sewage purification and circulation system is characterized in that a water flow conveying pipe is arranged in a four-shaft shredder, a granule cleaning machine and a secondary granule cleaning machine, the water flow conveying pipe is connected into a water receiving tank in parallel, a water pump is connected onto the water flow conveying pipe, and the wastewater can be recycled, discharged periodically and finally delivered to a water treatment plant for treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011485816.XA CN112756371A (en) | 2020-12-16 | 2020-12-16 | Treatment process of waste metal packaging container and adsorption medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011485816.XA CN112756371A (en) | 2020-12-16 | 2020-12-16 | Treatment process of waste metal packaging container and adsorption medium |
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| Publication Number | Publication Date |
|---|---|
| CN112756371A true CN112756371A (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011485816.XA Pending CN112756371A (en) | 2020-12-16 | 2020-12-16 | Treatment process of waste metal packaging container and adsorption medium |
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| Country | Link |
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| CN (1) | CN112756371A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828619A (en) * | 2021-09-22 | 2021-12-24 | 广西一只桶环保科技有限公司 | Waste iron packaging container treatment method and treatment system thereof |
| CN114453386A (en) * | 2021-12-28 | 2022-05-10 | 上海丛麟环保科技股份有限公司 | Crushing and granulating method for waste steel barrels |
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| CN107597798A (en) * | 2017-09-15 | 2018-01-19 | 张家港南光包装容器再生利用有限公司 | The utilization process flow of discarded metal bucket |
| CN108722631A (en) * | 2018-05-29 | 2018-11-02 | 无锡添源环保科技有限公司 | A kind of disposition recovery method of useless packaging metal bucket |
| CN109337705A (en) * | 2018-10-24 | 2019-02-15 | 长沙汇聚环境技术有限公司 | A kind of recovery and treatment method of old metal paint kettle |
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| CN110560448A (en) * | 2019-06-20 | 2019-12-13 | 常熟市首誉机械有限公司 | intelligent harmless treatment and resource recycling process for waste metal packaging container |
| CN111036644A (en) * | 2019-11-27 | 2020-04-21 | 天津华庆百胜能源有限公司 | Method for crushing waste paint bucket |
| CN111633006A (en) * | 2020-06-10 | 2020-09-08 | 苏州己任环保科技服务有限公司 | Environment-friendly treatment method for dry comprehensive utilization of waste metal in barrel filling |
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2020
- 2020-12-16 CN CN202011485816.XA patent/CN112756371A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136383A (en) * | 2005-11-21 | 2007-06-07 | Sato Tekko Co Ltd | Waste treatment apparatus for truck container |
| CN107597798A (en) * | 2017-09-15 | 2018-01-19 | 张家港南光包装容器再生利用有限公司 | The utilization process flow of discarded metal bucket |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113828619A (en) * | 2021-09-22 | 2021-12-24 | 广西一只桶环保科技有限公司 | Waste iron packaging container treatment method and treatment system thereof |
| CN114453386A (en) * | 2021-12-28 | 2022-05-10 | 上海丛麟环保科技股份有限公司 | Crushing and granulating method for waste steel barrels |
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Application publication date: 20210507 |
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