CN101468358A - Environmental-protecting type closed modular building rubbish reconditioning system - Google Patents
Environmental-protecting type closed modular building rubbish reconditioning system Download PDFInfo
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- CN101468358A CN101468358A CNA2007101736370A CN200710173637A CN101468358A CN 101468358 A CN101468358 A CN 101468358A CN A2007101736370 A CNA2007101736370 A CN A2007101736370A CN 200710173637 A CN200710173637 A CN 200710173637A CN 101468358 A CN101468358 A CN 101468358A
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- 239000010813 municipal solid waste Substances 0.000 title description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 239000000428 dust Substances 0.000 claims abstract description 30
- 238000010276 construction Methods 0.000 claims description 101
- 238000013467 fragmentation Methods 0.000 claims description 13
- 238000006062 fragmentation reaction Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 244000144985 peep Species 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 14
- 230000008929 regeneration Effects 0.000 abstract description 10
- 238000011069 regeneration method Methods 0.000 abstract description 10
- 238000005728 strengthening Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 238000012545 processing Methods 0.000 description 10
- 238000012216 screening Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 229910052755 nonmetal Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002910 solid waste Substances 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 235000013312 flour Nutrition 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 238000004137 mechanical activation Methods 0.000 description 1
- 239000013528 metallic particle Substances 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an environment-friendly closed module type building waste regeneration treating system. The system comprises a steel structure; the steel structure is provided with a feeding unit, a breaking unit connected with the feeding unit, and a sifting unit connected with the breaking unit; the steel structure is further provided with a dust collection unit; the periphery of the steel structure is sealed; and the top part of the steel structure is provided with a movable cover plate. The building waste regeneration treating system can avoid dust and noise pollution and adjust layout according to different field environments, thereby strengthening applicability.
Description
Technical field
The present invention relates to the offal treatment field, be specifically related to a kind of environmental-protecting type closed modular building rubbish reconditioning system.
Background technology
China's existing building garbage regeneration treatment technology belongs to elementary skill and extensive technology.Construction refuse regenerated processing such as existing building brick made from waste, blocks with building refuse factory are exactly that the building waste that mixes is processed into combined aggregate, and the apparatus and process layout is as mine construction aggregate (stone) processing space, the open-air plane figures of all kinds of process equipments such as fragmentation, screening, not dustproof, noise control measure.There is two large problems in it: 1, building waste combined aggregate complicated component, performance inconsistency, can only make the low grade products inserts; 2, the open-air plane figure of equipment, floor space is big, and dust, noise pollution are big, are hung back in many cities of looking on the bright side of things the exhibition made from construction refuse resource.
There is data to show, about 1 ton/year of China's big and medium-sized cities building waste per capita output, wherein waste and old building demolition building waste residue accounts for about 60%, shows that China's urban architecture rubbish output is very big, reaches more than 400,000,000 tons.Japanese architecture waste residue resource rate 98%, China is less than 5% so far, realizes not only task arduousness but also have high development of China's made from construction refuse resource.According to developed country's 40 kilometer range a made from construction refuse resource factory experience and measuring and calculating such as China's big and medium-sized cities population size, construction amount are set at least, 1,000,000 tons of/year made from construction refuse resource are disposed factory and are suitable scale.A made from construction refuse resource factory is built in the medium-sized city, and several made from construction refuse resource factories are built in the big city.
1,000,000 tons of/year made from construction refuse resource are disposed factory and are belonged to integrated mill, and it is unfavorable carrying out the processing of urban architecture garbage regeneration with traditional mine construction aggregate production model, because: 1, floor space is big.Tradition mine construction aggregate mode of production equipment plane figure, floor space is big, in today of urban land resource growing tension, adds to the difficulties for the city plant site selection of intending the enforcement made from construction refuse resource; 2, pollute greatly.The tradition mine construction aggregate mode of production is open-air production, dust, noise pollution are serious, even if disintegrating apparatus, screening machine configuration dust-precipitator equipment still can not effect a radical cure dust pollution (particularly screening plant, dust overflows in screening process) and can not solve noise pollution; Various construction refuse regenerated treatment facilities all are arranged in indoor job shop, need the workshop area big, uneconomical, and simultaneously workshop dust, noise pollution are big, and production environment is abominable, and the equipment operator is healthy in harm.
Summary of the invention
The object of the invention is to overcome the defective that the existing building garbage regeneration is handled, thereby a kind of environmental-protecting type closed modular building rubbish reconditioning system is provided.
The construction refuse regenerated treatment system of closed module formula of the present invention comprises a steel construction, be provided with a feed unit, a fragmentation cell that is connected with described feed unit, a sieve unit that is connected with described fragmentation cell in the described steel construction, further be provided with the unit that gathers dust in the described steel construction; Sealing around the described steel construction, the top is provided with removable cover.
More specifically, described steel construction comprises a bottom, a top layer and at least one intermediate layer between bottom and top layer, and described fragmentation cell comprises one-level breaker, one-level sorter, two-stage crushing device, the secondary classification device that connects in turn; Described one-level breaker, one-level sorter are arranged at the bottom of described steel construction; The described intermediate layer of being arranged at described steel construction for material unit, two-stage crushing device, secondary classification device, sieve unit; The described unit that gathers dust is arranged at the top layer of steel construction.
In one embodiment of the invention, described sieve unit further is connected with a ball mill device, a flusher, a drying unit in turn.
The construction refuse regenerated treatment system of closed module formula of the present invention can also be to comprise two steel constructions, and a feed unit, one-level breaker, one-level sorter connect in turn, place a steel construction; Two-stage crushing device, secondary classification device, a sieve unit connect in turn and place another steel construction; Sealing around described two steel constructions, the top is equipped with removable cover, and two steel constructions link to each other with belt conveyor, and described two steel constructions are with T-shape or the combination of " L " type.
Environmental-protecting type closed modular building rubbish reconditioning system of the present invention not only can be avoided dust and noise pollution, and can adjust layout according to different place environment, thereby strengthens its applicability.
Description of drawings
Fig. 1 is the schematic diagram of the construction refuse regenerated treatment system of closed module formula of the present invention.
Fig. 2 is the schematic diagram more specifically of the construction refuse regenerated treatment system of closed module formula of the present invention.
Fig. 3 is embodiment schematic diagram of the construction refuse regenerated treatment system of closed module formula of the present invention.
Fig. 4 is a side schematic view of the construction refuse regenerated treatment system of closed module formula of the present invention.
Fig. 5 is the another side schematic diagram of the construction refuse regenerated treatment system of closed module formula of the present invention.
Fig. 6 is another embodiment schematic diagram of the construction refuse regenerated treatment system of closed module formula of the present invention.
The specific embodiment
Below in conjunction with specific embodiment, the invention will be further described.Should be understood that following examples only are used to the present invention is described but not are used to limit scope of the present invention.
As shown in Figure 1, the construction refuse regenerated treatment system of closed module formula of the present invention, comprise that inside is provided with the steel construction 100 of accommodation space, be provided with a feed unit 110, a fragmentation cell that is connected with described feed unit 110 120, a sieve unit 130 that is connected with described fragmentation cell in the described steel construction, one unit 140 that gathers dust, sealing around the described steel construction, top are provided with electronic volume and connect gate-type removable cover (figure does not show).
Particularly, as shown in Figure 2, described feed unit 110 is common building field hopper or batcher commonly used.Described fragmentation cell 120 comprises one-level breaker 121, one-level sorter 122, two-stage crushing device 123, the secondary classification device 124 that can connect in turn by belt conveyor; One-level breaker 121 is the jaw crusher of different model; Two-stage crushing device 123 can adopt impact breaker, cone crusher, hammer mill, system sand machine etc. according to the regeneration aggregate kind of output and needs; Sorter 122,124 can adopt magnetic plants such as magnetic separator, for example electromagnetism magnetic plant or permanent-magnet concentration equipment etc.Understand easily, this fragmentation cell 120 also can adopt other integrated form devices, to realize the fragmentation procedure to building solid castoff; Described sieve unit 130 can adopt usually the commercially available industrial screening machine etc. that is used for; Gather dust unit 140 is dust exhaust apparatus.
Described steel construction 100 comprises a bottom A, a top layer B and at least one intermediate layer C between bottom A and top layer B at least.
For ease of the processing to solid waste, one-level breaker 121, one-level sorter 122 are arranged at the bottom A of described steel construction 100; Described feed unit 110, two-stage crushing device 123, secondary classification device 124, sieve unit 130 are arranged at the intermediate layer C of described steel construction 100; The described unit 140 that gathers dust is arranged at the top layer B of steel construction 100.In order to reduce noise, one-level breaker 121, one-level sorter 122 also can be arranged at the subsurface of steel construction inside.
As shown in Figure 3, as one embodiment of the present of invention, above-mentioned sieve unit 130 can further connect the ball mill that a ball mill device 150, a flusher 160, a drying unit 170, ball mill device 150 can be used for cement industry usually successively, flusher 160 can be for making the industrial cleaning machine of sand usually, and drying unit 170 can be to make the industrial dryer of sand usually.
The construction refuse regenerated treatment system of closed module formula of the present invention, vertical centre position, described steel construction top is provided with an I-steel girder steel, and an electric block is installed on the described I-steel girder steel, so that parts lifting, the maintenance changed.
Adopt the sandwich composite plate sealing of metal of thickness 5-7cm around the described steel construction, described cover plate is the removable cover of being convenient to open, the sheet material that connects gate-type removable cover or the sandwich composite plate removable cover of plug-type color steel and other waterproof, superior performance such as durable as electronic aluminium alloy volume, when more exchange device or large component need pass in and out closed module, described cover plate is opened (or laying down), on shutting again behind the large component rigging out again or fixing.
As shown in Figure 4, the construction refuse regenerated treatment system of closed module formula of the present invention is established three discharging openings 181,182,183 as required in a side, export fine aggregate, middle coarse aggregate and coarse aggregate respectively.Described discharging opening 181,182,183 is equipped with dust sucting pipeline and links to each other with the described unit 140 that gathers dust, so that the negative pressure that forms under the dust arrester installation duty is near the dust intake line the discharging opening, in described discharging opening outside flexibility is installed simultaneously and holds court from behind a screen, avoid dust excessive from discharging opening.
As shown in Figure 5, the construction refuse regenerated treatment system of closed module formula of the present invention is respectively opened the peep hole 191 of several 30cm * 50cm in a side, on the described peep hole glass is installed, and avoids dust, noise excessive.For ease of the turnover of maintenance personal and object, offer one 192 in a side, this door 192 is in closed condition during production, avoids dust, noise excessive.
Below in conjunction with Fig. 1-Fig. 5, the operation principle and the treatment step of the construction refuse regenerated treatment system of above-mentioned closed module formula described in detail.
At first, building waste is sent into steel construction 100 inside by feed unit 110, then, the building solid waste is conveyed into fragmentation cell 120 by conveyer belt and carries out break process, particularly, carry out the one-level break process by 121 pairs of solid waste of one-level breaker, the construction waste crushing that makes bulk is to the desired particle diameter of the broken equipment in next road; Solid waste after the one-level break process enters sorter 122, under magnetic force and mechanical force, be divided into two kinds of metal object and nonmetal things, metal object is attracted on the gatherer, nonmetal discarded object is delivered to two-stage crushing device 123 and carries out the two-stage crushing processing, nonmetal thing is crushed to the particle diameter requirement that suits the requirements, classify by secondary classification device 124 again; Nonmetal thing after break process enters sieve unit 130 by conveyer belt and sieves, after the screening operation, part regeneration aggregate (for example fine aggregate and middle coarse aggregate) enters feed bin as finished product by the belt conveyor output system, a part need reclaim as high-quality regeneration aggregate (for example regeneration concrete use coarse aggregate), further send into ball milling unit 150 by conveyer belt, utilize the 150 pairs of non-metallic particles in ball milling unit to carry out the ball milling operation, to destroy weak gravel particle and to remove the cement mortar that attaches to the gravel particle surface, realize mechanical activation, pass through flusher 160 again, drying unit 170 is handled, and then obtains the high-quality reconstituted product.These reconstituted products can directly be sent to discharging opening output and the warehouse-in of being located at the system side by conveyer belt.
The above-mentioned construction refuse regenerated treatment system of closed module formula of the present invention is to adopt vertical longitudinal stereoscopic layout, in addition, difference according to geographical position of living in, as shown in Figure 6, also can adopt following mode: a feed unit 110, one-level breaker 121, one-level sorter 122 connect in turn, place a steel construction 200; Two-stage crushing device 123, secondary classification device 124, sieve unit 130 connect in turn and place another steel construction 200 '; Sealing around described two steel constructions, the top is equipped with removable cover, and two steel constructions link to each other with belt conveyor, form two construction refuse regenerated treatment systems of monomer closed module formula.Two monomer closed modules can arbitrary form composite configuration, as T-shape or " L " type, to adapt to the narrow and small or height of the area place that rises and falls.
Beneficial effect of the present invention:
1, avoids dust pollution. Closed building module refuse disposal system is equipped with dust arrester installation and construction refuse regenerated processing Process is moved under closed state, the flour dust overflow of avoiding the equipment such as construction waste crushing, screening in running, to produce, Thereby solve dust that construction refuse regenerated processing produces to the pollution of atmospheric environment. Even if the discharge opening position is along with aggregate is defeated Go out a small amount of flour dust overflow, concentration is also less than 30 milligrams/cubic metre, according to " discharge standard of air pollutants " (GB16297-1996) requirement reaches the maximal emission standard.
2, avoid noise pollution. Closed building module refuse disposal system is owing to construction refuse regenerated processing procedure is being sealed Move under the state, the noise of avoiding the equipment such as construction waste crushing, screening to produce in running is excessive, thereby solves Construction refuse regenerated processing is to the pollution of acoustic environment. Closed building module garbage regeneration treatment system noise is less than 65dB, Meet " Boundary Noise standard " (GB 12348-90) requirement.
3, save the soil. The closed building module refuse disposal system of yi word pattern stereoscopic arrangement monomer, various building wastes again Giving birth to treatment facility is stereoscopic arrangement, takes full advantage of the space, has realized that device layout compactness, floor space are little, save the soil. The construction refuse regenerated treatment system of yi word pattern stereoscopic arrangement monomer closed module normally conventional planar layout technology take up an area two / one to 1/3rd.
4, adapt to different place environment. The closed building module refuse disposal system of L-type binary or many bodies can two Or many bodies closed module formula forms construction refuse regenerated treatment system, and module can left L or right L composite configuration, adapts to area Narrow and small or the height place flexible topology that rises and falls.
5, investment is saved. The construction refuse regenerated treatment system of closed module formula is because the equipment stereoscopic arrangement only is conventional planar Layout takes up an area 1/2nd to 1/3rd, means to save workshop area 1/2nd to 1/3rd, not only saved the soil but also Investment is saved.
6, minimizing is to operating personnel's dust, noise hazard. The construction refuse regenerated treatment system operating personnel of closed module formula In the operation of the outside of module, observe, avoid dust in the construction refuse regenerated processing procedure, noise to operating personnel's harm.
7, part replacement is convenient.Electric block is installed on closed module steel construction top, is convenient to the required lifting of part replacement, maintenance; Closed module steel construction upper closure plate is the removable cover setting, is convenient to main equipment lifting turnover.
Claims (9)
1, the construction refuse regenerated treatment system of a kind of closed module formula, it is characterized in that, comprise a steel construction, be provided with a feed unit, a fragmentation cell that is connected with described feed unit, a sieve unit that is connected with described fragmentation cell in the described steel construction, further be provided with the unit that gathers dust in the described steel construction; Sealing around the described steel construction, the top is provided with removable cover.
2, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1, it is characterized in that, described steel construction comprises a bottom, a top layer and at least one intermediate layer between bottom and top layer, and described fragmentation cell comprises one-level breaker, one-level sorter, two-stage crushing device, the secondary classification device that connects in turn; Described one-level breaker, one-level sorter are arranged at the bottom of described steel construction; Described feed unit, two-stage crushing device, secondary classification device, sieve unit are arranged at the intermediate layer of described steel construction; The described unit that gathers dust is arranged at the top layer of steel construction.
3, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1 or 2 is characterized in that, described sieve unit further is connected with a ball mill device, a flusher, a drying unit in turn.
4, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1 or 2 is characterized in that, vertical centre position, described steel construction top is provided with an I-steel girder steel, and described I-steel girder steel is provided with an electric block.
5, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1 or 2 is characterized in that, with the sandwich composite plate sealing of metal, described steel construction top cover plate is a removable cover around the described steel construction.
6, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1 or 2 is characterized in that, a side of described steel construction is provided with discharging opening, and described discharging opening outside is provided with flexibility and holds court from behind a screen.
7, the construction refuse regenerated treatment system of closed module formula as claimed in claim 1 or 2 is characterized in that, a side of described steel construction is provided with several peep holes, and offers one.
8, the construction refuse regenerated treatment system of a kind of closed module formula is characterized in that, comprises two steel constructions, and a feed unit, one-level breaker, one-level sorter connect in turn, place a steel construction; Two-stage crushing device, secondary classification device, a sieve unit connect in turn and place another steel construction; Sealing around described two steel constructions, the top is equipped with removable cover, and two steel constructions link to each other with belt conveyor.
9, the construction refuse regenerated treatment system of closed module formula as claimed in claim 8 is characterized in that, described two steel constructions are connected with T-shape or " L " type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101736370A CN101468358B (en) | 2007-12-28 | 2007-12-28 | Environmentally friendly closed modular construction waste recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101736370A CN101468358B (en) | 2007-12-28 | 2007-12-28 | Environmentally friendly closed modular construction waste recycling system |
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| Publication Number | Publication Date |
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| CN101468358A true CN101468358A (en) | 2009-07-01 |
| CN101468358B CN101468358B (en) | 2011-05-25 |
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|---|---|---|---|
| CN2007101736370A Expired - Fee Related CN101468358B (en) | 2007-12-28 | 2007-12-28 | Environmentally friendly closed modular construction waste recycling system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128094A (en) * | 2013-02-07 | 2013-06-05 | 上海国砼环保设备有限公司 | Factory type construction waste resourceful treatment system and technological process thereof |
| CN103639174A (en) * | 2013-12-09 | 2014-03-19 | 中联重科物料输送设备有限公司 | Method and system for treating construction waste |
| CN103920579A (en) * | 2014-05-06 | 2014-07-16 | 湖南有色冶金劳动保护研究院 | Internal dust exhausting method and device of jaw crusher |
| CN106694526A (en) * | 2017-02-15 | 2017-05-24 | 上海浦兴路桥建设工程有限公司 | Method for on-site treatment and resource utilization of architectural ornament rubbish |
| CN108787691A (en) * | 2017-04-28 | 2018-11-13 | 北京鑫源诺美环保科技有限责任公司 | A kind of closed construction refuse regenerated processing system |
| CN111729917A (en) * | 2020-06-28 | 2020-10-02 | 河南恒天久大实业有限公司 | Kitchen waste intelligent array factory system |
| CN111822088A (en) * | 2020-07-28 | 2020-10-27 | 广东通兴再生资源科技有限公司 | Recycled aggregate crushing, screening and cleaning device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07292716A (en) | 1994-04-25 | 1995-11-07 | Sumiyoshi Heavy Ind Co Ltd | Improving device for construction sludge |
| JP3421623B2 (en) * | 2000-01-17 | 2003-06-30 | 株式会社御池鐵工所 | Waste gypsum board recycling equipment |
| CN2410039Y (en) * | 2000-02-18 | 2000-12-13 | 浙江省丽水地区九川建筑机械有限公司 | Sand-making machinery |
| JP3970823B2 (en) * | 2003-07-02 | 2007-09-05 | 佐藤工業株式会社 | Aggregate production method from rocks discharged in tunnel construction |
| CN2710775Y (en) * | 2004-06-30 | 2005-07-20 | 黄炳培 | stone crushing and dust removing device |
| JP4351625B2 (en) * | 2004-12-17 | 2009-10-28 | 株式会社竹中工務店 | Concrete waste recycling treatment equipment |
| CN100355690C (en) * | 2005-04-08 | 2007-12-19 | 苑立业 | Method and equipment for producing sand using in building by stone pit waste dregs |
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2007
- 2007-12-28 CN CN2007101736370A patent/CN101468358B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128094A (en) * | 2013-02-07 | 2013-06-05 | 上海国砼环保设备有限公司 | Factory type construction waste resourceful treatment system and technological process thereof |
| CN103128094B (en) * | 2013-02-07 | 2014-12-24 | 上海国砼环保设备有限公司 | Factory type construction waste resourceful treatment system and technological process thereof |
| CN103639174A (en) * | 2013-12-09 | 2014-03-19 | 中联重科物料输送设备有限公司 | Method and system for treating construction waste |
| CN103639174B (en) * | 2013-12-09 | 2016-06-01 | 中联重科物料输送设备有限公司 | Method and system for treating construction waste |
| CN103920579A (en) * | 2014-05-06 | 2014-07-16 | 湖南有色冶金劳动保护研究院 | Internal dust exhausting method and device of jaw crusher |
| CN106694526A (en) * | 2017-02-15 | 2017-05-24 | 上海浦兴路桥建设工程有限公司 | Method for on-site treatment and resource utilization of architectural ornament rubbish |
| CN108787691A (en) * | 2017-04-28 | 2018-11-13 | 北京鑫源诺美环保科技有限责任公司 | A kind of closed construction refuse regenerated processing system |
| CN111729917A (en) * | 2020-06-28 | 2020-10-02 | 河南恒天久大实业有限公司 | Kitchen waste intelligent array factory system |
| CN111822088A (en) * | 2020-07-28 | 2020-10-27 | 广东通兴再生资源科技有限公司 | Recycled aggregate crushing, screening and cleaning device |
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| CN101468358B (en) | 2011-05-25 |
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Owner name: SHANGHAI DEBIN ENVIRONMENTAL PROTECTION TECHNOLOGY Free format text: FORMER OWNER: SHANGHAI DEBIN MACHINERY EQUIPMENT TECHNOLOGY COMPANY LIMITED Effective date: 20110316 |
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