CN108104526A - Large electric furnace system - Google Patents
Large electric furnace system Download PDFInfo
- Publication number
- CN108104526A CN108104526A CN201711356469.9A CN201711356469A CN108104526A CN 108104526 A CN108104526 A CN 108104526A CN 201711356469 A CN201711356469 A CN 201711356469A CN 108104526 A CN108104526 A CN 108104526A
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- Prior art keywords
- electric furnace
- grillage
- cotton
- public
- furnace system
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920000742 Cotton Polymers 0.000 claims abstract description 56
- 238000004064 recycling Methods 0.000 claims abstract description 24
- 238000011084 recovery Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000011435 rock Substances 0.000 claims abstract description 19
- 239000011490 mineral wool Substances 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 238000005520 cutting process Methods 0.000 claims abstract description 12
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 230000002195 synergetic effect Effects 0.000 claims abstract description 9
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 238000007711 solidification Methods 0.000 claims abstract description 8
- 230000008023 solidification Effects 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 238000012856 packing Methods 0.000 claims abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 28
- 239000000779 smoke Substances 0.000 claims description 15
- 239000003345 natural gas Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
Large Electric Furnace system belongs to rock cotton board production equipment technology, relates generally to rock cotton board electric furnace system；The present invention is small in order to solve prior art rock wool production scale, and energy utilization rate is low, the problem of causing pressure to environment；The present invention includes raw material feeding apparatus, including external feeding conveyer belt, material feeding jar, conveyer belt, mixing device and distributing device；Furnace device, including furnace body, furnace body bottom side of the wall is equipped with stream stock mouth；Fiber-forming device, including centrifuge, the fusant flowed out by furnace device carries out being centrifuged into fine processing；Compacting devices, the fiber that collection fiber-forming device is handled are collected arrangement and form rock wool layer；The rock wool layer is pressed and is molded by molding machine, forms rock wool blanket；Solidification equipment, curing molding form required rock cotton board；The rock cotton board of gained is carried out cutting packing processing by subsequent processing structure；Synergic system includes public water utilities, and two groups of electric furnace systems are provided with cooling circulating water and recycling water process；Public gas-circulating system, public recovery system；The present invention effectively raises the production efficiency of enterprise and reduces the cost input of enterprise, and product quality is high.
Description
Technical field
Rock cotton board electric furnace system belongs to rock cotton board production equipment technology, relates generally to Large Electric Furnace system.
Background technology
Rock cotton board is formed after being carried out high-temperature fusion with selected natural rock, be press-formed in fibre, existing many producers
All in production rock cotton board class thermal insulation material, traditional rock wool board assembly line scale is smaller, low output, but it is high to consume energy, and
The waste difficult degradation that is generated in production process, pollution section, the waste material generated every year reach tons up to ten thousand, and generally use buries the side of toppling over
Formula is handled, not only waste of manpower, transport power, but also very big pressure is also brought to environment, does not meet the needs of green production.
The content of the invention
To solve the above-mentioned problems, the invention discloses Large Electric Furnace system, capacity usage ratio is high, reaches wanting for zero-emission
It asks.
The object of the present invention is achieved like this：
Large Electric Furnace system, including the first electric furnace system, the second electric furnace system and synergic system, the first electric furnace system and the second electricity
Furnace system structure is identical, and the first electric furnace system includes
Raw material feeding apparatus, including external feeding conveyer belt, material feeding jar, conveyer belt, mixing device and distributing device；
Furnace device, including furnace body, furnace body bottom side of the wall is equipped with stream stock mouth；
Fiber-forming device, including centrifuge, the fusant flowed out by furnace device carries out being centrifuged into fine processing；
Compacting devices, the fiber that collection fiber-forming device is handled are collected arrangement and form rock wool layer；
The rock wool layer is pressed and is molded by molding machine, forms rock wool blanket；
Solidification equipment, curing molding form required rock cotton board；
The rock cotton board of gained is carried out cutting packing processing by subsequent processing structure；
Synergic system includes
Public water utilities provide two groups of electric furnace systems cooling circulating water and recycling water process；
Public gas-circulating system provides two groups of electric furnace systems natural gas and Air exhaust is exhausted；
Public recovery system carries out the cotton-wool in each program in production process recycling and send to prilling granulator, recycled
It utilizes.
Further, the compacting devices include cotton collecting machine, cotton collecting machine filter chamber, collection cotton conveyer belt and pendulum mass component, collection
The output terminal connection cotton collecting machine filter chamber of the negative pressure wind of cotton machine, the first cotton layer that cotton collecting machine is formed enter pendulum mass component by conveyer belt
It is uniformly stacked, the cotton collecting machine filter chamber includes babinet, includes several filterings in uniform rectangular array arrangement in babinet
Unit is filtered processing to the negative pressure wind out of cotton collecting machine using evenly arranged filter element, fiber cotton-wool is returned
It receives and utilizes.
Further, the filter element is mounted on the uplink frame upper end of box house, and transition element includes at an angle
The first grillage and the second grillage of arrangement, and the first grillage and the second grillage have a common edge, on the first grillage and the second grillage
Filter cotton layer is installed, region of the uplink frame between the first frame plate and the second frame plate is equipped with the item extended along public edge direction
Shape slot.
Further, first grillage and the second grillage shape and structure are identical, and the first grillage includes pedestal and upper bed rack,
Filter cotton layer is mounted between pedestal and upper bed rack.
Further, the solidification equipment includes curing oven, and the curing pressing plate of arrangement symmetrical above and below is equipped in curing oven, Gu
Change stove side wall be equipped with several gas inlets being evenly spaced on, public gas-circulating system include natural gas valve group and
Natural gas is sent into curing oven by natural gas air inlet pipe line, natural gas air inlet pipe line by gas inlet.
Further, the public gas-circulating system includes hydrofuge component and smoke evacuation component, and hydrofuge component includes hydrofuge
Pipeline and hydrofuge motor, smoke evacuation component include smoke evacuation motor and smoke evacuation pipeline, hydrofuge pipeline and discharge fume pipeline respectively with curing oven
Establish connection.
Further, the subsequent processing structure includes crosscutting component and rip cutting component, and crosscutting component and rip cutting component are equal
Including recycling bins, public recovery system include recycling wind turbine, recovery line, recycling filter screen, recovery line connection recycling bins and
Between recycling wind turbine, recovery filter net was located in recovery line.
Further, it is described to include water cooling pond and hot-tub, cooling tower and cooling-water machine for water system.
Compared with prior art, the present invention have the advantages that, it is of the invention for Large Electric Furnace system, each electric furnace system
Structure of uniting is identical, and assembling is built conveniently, two groups of furnace devices is cooled down by synergic system, air draft, hydrofuge and waste material return
Receipts processing, in traditional electric furnace system, the auxiliary systems structure such as exhaust, air draft is numerous and diverse, needs to access in workshop crisscross
Complicated circuit and pipeline circuit are taken into account the limitation in arrangement circuit and workshop space in placement process Chinese medicine, and are regulated and controled not
Just, the degree of automation is limited, it is necessary to put into substantial amounts of manpower and materials and is coordinated, and the present invention effectively solves in the prior art
There are problems, have evaded various drawback problems, effectively raise the production efficiency of enterprise and reduce the cost input of enterprise,
Product quality is high.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is raw material feeding apparatus structure diagram of the present invention；
Fig. 3 is the structure diagram of compacting devices of the present invention；
Fig. 4 is the structure diagram of Ji Mian filter chambers of the present invention；
The top view of first grillage of the present embodiment of Fig. 5；
Fig. 6 is along the cut-away illustration of line A-A in Fig. 5；
Fig. 7 is along the cut-away illustration of B-B elder generations in Fig. 5；
Fig. 8 is the structure diagram of its Xun Huan establishment of solidification equipment and commons of the present invention；
Fig. 9 is the enlarged view of the one side side of curing oven；
Figure 10 is the structure diagram of subsequent processing structure of the present invention and public recovery system.
Specific embodiment
The specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings.
The Large Electric Furnace system of the present embodiment, including the first electric furnace system I, the second electric furnace system II and synergic system,
One electric furnace system I and the second electric furnace system II structures are identical, and the first electric furnace system I includes
Raw material feeding apparatus 1, including external feeding conveyer belt 1-1, material feeding jar 1-2, conveyer belt 1-3, mixing device 1-4 and cloth
Device 1-5；
Furnace device 2, including furnace body, furnace body bottom side of the wall is equipped with stream stock mouth；
Fiber-forming device 3, including centrifuge, the fusant flowed out by furnace device 2 carries out being centrifuged into fine processing；
Compacting devices 4, the fiber that the collection processing of fiber-forming device 3 obtains are collected arrangement and form rock wool layer；
The rock wool layer is pressed and is molded by molding machine 5, forms rock wool blanket；
Solidification equipment 6, curing molding form required rock cotton board；
The rock cotton board of gained is carried out cutting packing processing by subsequent processing structure 7；
Synergic system includes：
Public water utilities provide two groups of electric furnace systems cooling circulating water and recycling water process；
Public gas-circulating system provides two groups of electric furnace systems natural gas and Air exhaust is exhausted；
Public recovery system carries out the cotton-wool in each program in production process recycling and send to prilling granulator, recycled
It utilizes.
Compared with prior art, the present invention it has the advantages that not of the invention for Large Electric Furnace system, each electric furnace
System structure is identical, and assembling is built conveniently, two groups of furnace devices 2 are cooled down by synergic system, air draft, hydrofuge and waste material
Recovery processing, in traditional electric furnace system, the auxiliary systems structure such as exhaust, air draft is numerous and diverse, needs access wrong in workshop
The circuit of comprehensive complexity and pipeline circuit are taken into account the limitation in arrangement circuit and workshop space in placement process Chinese medicine, and are regulated and controled
Inconvenience, the degree of automation, which is limited, it is necessary to put into substantial amounts of manpower and materials, to be coordinated, and the present invention effectively solves the prior art
In there are problem, evaded various drawback problems, the production efficiency for effectively raising enterprise and the cost for reducing enterprise are thrown
Enter, product quality is high.
The compacting devices 4 include cotton collecting machine 4-1, cotton collecting machine filter chamber 4-2, collection cotton conveyer belt 4-3 and pendulum mass component 4-
4, the output terminal connection cotton collecting machine filter chamber 4-2 of the negative pressure wind of cotton collecting machine 4-1, the first cotton layer that cotton collecting machine 4-1 is formed is by transmission
Band 4-3 enters pendulum mass component 4-4 and is uniformly stacked, and the cotton collecting machine filter chamber 4-2 includes babinet 4-5, includes in babinet 4-5
Several filter elements in uniform rectangular array arrangement.
The filter element is mounted on the uplink frame 4-6 upper ends of box house, and transition element includes arrangement at an angle
First grillage 4-7 and the second grillage 4-8, and the first grillage 4-7 and the second grillage 4-8 has common edge 4-9, the first grillage 4-7
With filter cotton layer is installed on the second grillage 4-8, regions of the uplink frame 4-6 between the first frame plate and the second frame plate is equipped with edge
The bar-shaped trough 4-11 of common edge 4-9 directions extension, the misgivings unit increase filter area of undulate arrangement, it is empty to save filtering
Between, substantially in trigone wimble structure between the first grillage 4-7, the second grillage 4-8 and uplink frame 4-6, in negative-pressure air-suction process moderate resistance
Pressure energy power is strong, stabilized structure, can work long hours, and not only each filter element is filtered, several filter elements it
Between gap also form filtering position, it is high to hang cotton rate, while purification efficiency is guaranteed, after can obtaining more cotton-wools
Continuous recycling.
The first grillage 4-7 and the second grillage 4-8 shape and structures are identical, and the first grillage 4-7 includes pedestal 4-12 and upper
Layer frame 4-13, filter cotton layer 4-10 are mounted between pedestal 4-12 and upper bed rack 4-13, and upper bed rack 4-13 is by several end to end
Small frame body 4-14 be spliced, between adjacent small frame body 4-14 all cross pressing assembly establish connection, corresponding pedestal 4-12
Concave shape is mounted on into several holding tank 4-15, filter cotton layer 4-10 in holding tank 4-15 downwards for upper end, small frame body 4-14 peaces
Holding position is corresponding with the location matches of holding tank 4-15, and the small frame body 4-14 includes frame 4-16, the area that frame 4-16 is enclosed
The framework that filter screen 4-17, adjacent two small frame body 4-14 are equipped in domain establishes connection by pressing assembly, and pressing assembly includes
Pressing plate 4-18, housing screw 4-19 and nut 4-20, pressing plate 4-18 are pressed in the framework of two neighboring small frame body 4-14, compress spiral shell
Nail 4-19 is fixedly connected after passing through pressing plate 4-18 by nut 4-20.
The solidification equipment 6 includes curing oven, and the curing pressing plate of arrangement symmetrical above and below, the side of curing oven are equipped in curing oven
Wall is equipped with several gas inlet 6-1 being evenly spaced on, and public gas-circulating system includes natural gas valve group 6-2 and day
Natural gas by gas inlet 6-1 is sent into curing oven, is evenly spaced on by right gas admission line, natural gas air inlet pipe line
Gas inlet 6-1 will be after gas enters, it is ensured that can have uniform hot wind in each region in curing oven, and
And it due to using arranged for interval, generates hot air convection and is quickly heating and curing to the rock cotton board in curing oven.
The public gas-circulating system includes hydrofuge component and smoke evacuation component, and hydrofuge component includes hydrofuge pipeline 7 and row
Wet motor 8, smoke evacuation component include smoke evacuation motor 10 and smoke evacuation pipeline 9, and hydrofuge pipeline 7 and smoke evacuation pipeline 9 are built respectively with curing oven
Vertical connection.
Curing oven can heat rock cotton board using high temperature hot gas in the course of work, intrastitial moisture and some particles
Impurity is handled using hydrofuge component and smoke evacuation component possibly into air, ensures the quality of rock cotton board.
Curing oven used in the present embodiment is made of upper strata furnace body 6-8 and lower floor furnace body 6-3, is passed through between upper furnace body and furnace body
Several buffering stands establish connection, buffering stand include upper bracket 6-4 and lower carriage 6-5, upper bracket 6-4 and lower carriage 6-5 it
Between buffering connection established by snubber elastomeric part 6-7, pass through connecting rod 6-6 part downlink connections, the company between adjacent two upper brackets 6-4
The both ends of bar 6-6 and the upper end of upper bracket 6-4 are articulated and connected, be so designed that not only can easy to disassemble, transport, assembling, but also
During the work time, may be different with thickness due to the hardness of cured plate, it is had between head end furnace body and end furnace body larger
Difference, pass through hinged connecting rod and buffering elastic component 6-7, it is ensured that furnace body has higher stabilization during the work time
Property.
The subsequent processing structure 7 includes crosscutting component 7-1 and rip cutting component 7-2, crosscutting component 7-1 and rip cutting component 7-
2 include recycling bins, and public recovery system includes recycling wind turbine 7-3, recovery line 7-4, recycling filter screen 7-5, recovery line
7-4 is connected between recycling bins and recycling wind turbine 7-3, and recovery filter net was located on recovery line 7-4, and rock cotton board is being cut into
Rock wool angle can be not only generated during type, can also generate substantial amounts of dust particles, these particles dissociate in air can be to workshop
Integrated environment cause to seriously affect, even worker carry mask, also can only prevent the particle of some large granules from entering people
Body, the recycling bins of sealing are set in the outside of crosscutting component 7-1 and rip cutting component 7-2 by the present invention, by recycling wind turbine 7-3's
Suction recycles the rock wool chip of dust and cutting, and chip is filtered isolation by filter screen 7-5 and is recycled, and dust
Then directly gathering dust for Granulation Equipments is sent by recovery line 7-4 a little to be recycled, not only can greatly protect workshop condition,
And accomplished waste recovery to greatest extent, it has been truly realized the production standard of zero waste material.
It is described to include the first water cooling pond 11, the second water cooling pond 12, hot-tub 13, cooling tower and cooling-water machine for water system.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will illustrate
Book is as an entirety, and the technical solutions in each embodiment can also be properly combined, and forming those skilled in the art can manage
The other embodiment of solution.
Claims (8)
1. Large Electric Furnace system, it is characterised in that：Including the first electric furnace system, the second electric furnace system and synergic system, the first electricity
Furnace system and the second electric furnace system structure are identical, and the first electric furnace system includes
Raw material feeding apparatus, including external feeding conveyer belt, material feeding jar, conveyer belt, mixing device and distributing device；
Furnace device, including furnace body, furnace body bottom side of the wall is equipped with stream stock mouth；
Fiber-forming device, including centrifuge, the fusant flowed out by furnace device carries out being centrifuged into fine processing；
Compacting devices, the fiber that collection fiber-forming device is handled are collected arrangement and form rock wool layer；
The rock wool layer is pressed and is molded by molding machine, forms rock wool blanket；
Solidification equipment, curing molding form required rock cotton board；
The rock cotton board of gained is carried out cutting packing processing by subsequent processing structure；
Synergic system includes
Public water utilities provide two groups of electric furnace systems cooling circulating water and recycling water process；
Public gas-circulating system provides two groups of electric furnace systems natural gas and Air exhaust is exhausted；
Public recovery system carries out the cotton-wool in each program in production process recycling and send to prilling granulator, recycled
It utilizes.
2. Large Electric Furnace system according to claim 1, it is characterised in that：The compacting devices include cotton collecting machine, cotton collecting machine
Filter chamber, collection cotton conveyer belt and pendulum mass component, the output terminal connection cotton collecting machine filter chamber of the negative pressure wind of cotton collecting machine, cotton collecting machine are formed
First cotton layer enter pendulum mass component by conveyer belt and be uniformly stacked, the cotton collecting machine filter chamber includes babinet, and babinet is interior to be wrapped
Include several filter elements in uniform rectangular array arrangement.
3. Large Electric Furnace system according to claim 2, it is characterised in that：The filter element is mounted on the upper of box house
Row frame upper end, transition element include the first grillage and the second grillage of arrangement at an angle, and the first grillage and the second grillage tool
There is common edge, filter cotton layer is installed, uplink frame is between the first frame plate and the second frame plate on the first grillage and the second grillage
Region be equipped with along public edge direction extend bar-shaped trough.
4. Large Electric Furnace system according to claim 3, it is characterised in that：First grillage and the second grillage shape and structure
Identical, the first grillage includes pedestal and upper bed rack, and filter cotton layer is mounted between pedestal and upper bed rack.
5. Large Electric Furnace system according to claim 1, it is characterised in that：The solidification equipment includes curing oven, curing oven
The interior curing pressing plate equipped with arrangement symmetrical above and below, the side wall of curing oven are equipped with several gas inlets being evenly spaced on,
Public gas-circulating system includes natural gas valve group and natural gas air inlet pipe line, and natural gas air inlet pipe line will by gas inlet
Natural gas is sent into curing oven.
6. Large Electric Furnace system according to claim 5, it is characterised in that：The public gas-circulating system includes hydrofuge group
Part and smoke evacuation component, hydrofuge component include hydrofuge pipeline and hydrofuge motor, and smoke evacuation component includes smoke evacuation motor and smoke evacuation pipeline, row
Wet pipeline and smoke evacuation pipeline are established with curing oven connect respectively.
7. Large Electric Furnace system according to claim 5, it is characterised in that：The subsequent processing structure include crosscutting component and
Rip cutting component, crosscutting component and rip cutting component include recycling bins, and public recovery system includes recycling wind turbine, recovery line, returns
Filter screen is received, between recovery line connection recycling bins and recycling wind turbine, recovery filter net was located in recovery line.
8. Large Electric Furnace system according to claim 1, it is characterised in that：It is described to include water cooling pond and hot water for water system
Pond, cooling tower and cooling-water machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711356469.9A CN108104526A (en) | 2017-12-16 | 2017-12-16 | Large electric furnace system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711356469.9A CN108104526A (en) | 2017-12-16 | 2017-12-16 | Large electric furnace system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108104526A true CN108104526A (en) | 2018-06-01 |
Family
ID=62216493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711356469.9A Pending CN108104526A (en) | 2017-12-16 | 2017-12-16 | Large electric furnace system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108104526A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560326A (en) * | 2021-08-12 | 2021-10-29 | 北京金隅节能保温科技(大厂)有限公司 | Fiber recovery system for rock wool board production line |
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2017
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113560326A (en) * | 2021-08-12 | 2021-10-29 | 北京金隅节能保温科技(大厂)有限公司 | Fiber recovery system for rock wool board production line |
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Application publication date: 20180601 |