CN105771368B - Haloflex filter device - Google Patents
Haloflex filter device Download PDFInfo
- Publication number
- CN105771368B CN105771368B CN201610318170.3A CN201610318170A CN105771368B CN 105771368 B CN105771368 B CN 105771368B CN 201610318170 A CN201610318170 A CN 201610318170A CN 105771368 B CN105771368 B CN 105771368B
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- China
- Prior art keywords
- filter
- filter plate
- haloflex
- hole
- chamber
- Prior art date
- 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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- 239000000463 material Substances 0.000 claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 6
- 239000010432 diamond Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 20
- 238000005054 agglomeration Methods 0.000 abstract description 12
- 230000002776 aggregation Effects 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 9
- 238000012824 chemical production Methods 0.000 abstract description 2
- 238000010924 continuous production Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004709 Chlorinated polyethylene Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005662 electromechanics Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Filtration Of Liquid (AREA)
Abstract
The present invention provides a kind of haloflex filter device, belongs to technical field of chemical production equipment.The device includes filter chamber, the first filter plate, the second filter plate intersected with the first filter plate, and the filter chamber is separated into the adjacent feed space in left and right, discharge chamber by first filter plate；Feed space is separated into neighbouring upper chamber and lower chambers in the tilted setting of feed space by second filter plate；The upper chamber is equipped with feed inlet, flush port and the coarse fodder outlet being in communication with the outside, and the discharge chamber is equipped with the discharge port being in communication with the outside；The coarse fodder outlet is located next to the low side of the first filter plate.The device meets the strong feature of haloflex agglomeration material poor fluidity, corrosivity; its structure is simple; low manufacture cost; processing capacity is strong; it does not need personnel specially to intervene on side, also very number of processing is shut down in convenient power-saving, reduction midway for the releasing for the coarse fodder that agglomerates; it realizes continuous production, improves production efficiency.
Description
[technical field]
The present invention relates to technical field of chemical production equipment, and in particular to it is a kind of for production of chlorinated polyethylene during
Filter device.
[background technique]
Haloflex, chemical name CPE, for be saturated high molecular material, have excellent stability, weatherability, resistance to ozone,
Chemical-resistant resistance and ageing-resistant performance are widely used in the fields such as plastics, rubber, building materials, electromechanics, automobile, military project.Haloflex
Water phase suspension production technology be mainly chlorination, depickling, centrifuge separation, drying and this hybrid packed several step, in production, chlorine
Change the phenomenon that polyethylene intermediate material is easy to appear agglomeration in each process procedure.Material, which produces agglomeration, will cause product damage
It loses, reduces yield, increases production cost, more seriously it brings very serious shadow for the normal production of next process
It rings, pipe-line equipment etc. is caused to block, subsequent production is made to be difficult to carry out.Since the generation of block in production process is to be difficult to avoid
, it is therefore desirable to it designs special equipment and separation is filtered to agglomeration material.
The applicant has found that the agglomeration material for handling haloflex needs to pay attention to following problems during production practices:
First, the treating capacity of material is big, it is desirable that the processing capacity of equipment is very strong；Second, material fluidity is poor, is easy bridge formation in heaps, makes
It mixes and can not separate with normal material at agglomeration material；Third, unreasonable separation method or equipment may require that personnel have
Intervene on one side, personnel cannot be caused to waste from people；4 materials are corrosive, high to the choice requirement of equipment making, improve
Manufacturing cost.Currently, being to be separated using flat-panel filter or straight line screening machine, but adopt to the processing of agglomeration material in the industry
With flat panel filter machine, filter is easy blocking and does not flow, when agglomeration material is more, it is often necessary to manually go to clear up, it is very unrestrained
Take manpower.Using straight line screening machine, energy consumption is larger, while also high to the requirement of the material of equipment, needs equipment corrosion-resistant, equipment
Cost of manufacture is also higher.
The present invention reason difficult for agglomeration material separation, devises a kind of completely new filter device, raw to haloflex
The agglomeration material generated during producing is handled, and can satisfy the requirement for the treatment of capacity in production process, while saving manpower, is reduced
Energy consumption.
[summary of the invention]
Goal of the invention of the invention is: in view of the above problems, a kind of haloflex filter device is provided, it should
Filter device is directed to the characteristics of haloflex actual production and designs, and can preferably eliminate the material deblocking bad shadow of bring
It rings；The device low manufacture cost does not need big investment, and processing capacity can satisfy the requirement for the treatment of capacity in production process,
Manpower can be saved simultaneously, reduce energy consumption.
To achieve the goals above, The technical solution adopted by the invention is as follows:
Haloflex filter device, including filter chamber, the first filter plate, the second filtering intersected with the first filter plate
Plate, the filter chamber are separated into the adjacent feed space in left and right, discharge chamber by first filter plate；Second filter plate into
Material interior is obliquely installed, and feed space is separated into neighbouring upper chamber and lower chambers；The upper chamber is equipped with and the external world
Feed inlet, flush port and the coarse fodder outlet of connection, the discharge chamber is equipped with the discharge port being in communication with the outside；The coarse fodder is tight-lipped out
By the low side of the second filter plate.
The working principle of the filter device are as follows: the device is mounted on the inlet pipeline of product pump, feed inlet, flush port
Be connected to corresponding pipeline with coarse fodder outlet, and valve is set on pipeline, when work, in the case where the draft of pump acts on, material
It first passing around feed inlet and enters feed space, be filtered by the first filter plate and the second filter plate, block is blocked in upper chamber,
Normal material is directly entered discharge chamber or enters discharge chamber by lower chambers, is then pumped away into next process, when
Can with termination of pumping after the indoor block of epicoele is more, the valve for opening coarse fodder exit releases block, if put it is not clean, can be with
It is rinsed using flush port with process water, technique water valve, coarse fodder outlet valve can be closed after the completion of block cleaning, open charging
Valve, during equipment is put back into, as long as whole process a few minutes clock time, convenient power-saving.
In the present invention, through-hole is offered on first filter plate, the second filter plate, the through-hole is diamond shape through-hole, ellipse
The combination of one or more of circular through hole, circular through hole, rectangular through-hole.Since haloflex solution block has it certainly
The characteristics of body, the characteristics of according to its size and shape, the size and percent opening of through-hole also have certain requirement, and through-hole can be
Side length is the diamond shape through-hole of 0.6-1.5cm, and the elliptical hole that long axis 1.0-1.5cm, short axle are 0.6-1.2cm, aperture is
The circular through hole of 0.6-1.5cm, side length are one of 0.6-1.5cm rectangular through-hole or a variety of combinations.The percent opening of through-hole
For the 30-60% of the effective developed area of the filter plate.Through-hole is excessive, does not have filter effect, and the too small processing speed of through-hole is slow.
Due to the production technology characteristic of haloflex, contain more acidic materials in material, therefore the filter chamber,
First filter plate, the second filter plate are preferably made of acid proof plastics or acid proof stainless steel.Can select titanium plate or
The acid-resistant stainless steel of model 361L.
In the present invention, the feed space has side wall, roof and bottom plate；Second filter plate in the tilted setting of feed space,
The lower low side in position can connect on side wall or bottom plate, and the present invention preferably connects on the side wall of feed space, pass through
Practice discovery is crossed, such setting can make the more efficient of filtering.
Further, the shape of filter chamber can be cuboid, cylindrical or hemispherical etc., and the present invention preferably filters
The shape of room is cuboid or the square bodily form, and preferably the first filter plate is vertically arranged in filter chamber, filter chamber can be made to tie
Structure is more stable.
Further, observation window is also provided on the side wall of feed space, the observation window is made of transparent resin material,
And observation window and feed space side wall are tightly connected.Above-mentioned setting is so that observation material situation is more convenient.
It is further preferred that the flush port is located at the top of the upper chamber of feed space, and higher close to the second filter plate
One end, it is more quick that such design flows material and water from top to bottom.
It is further preferred that the flush port is connected with flushometer, the flushometer include spray head and with it is described
The water supply pipe of spray head connection.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are: filter device of the invention accords with
The strong feature of haloflex agglomeration material poor fluidity, corrosivity is closed, structure is simple, and low manufacture cost, processing capacity is strong, no
Personnel are needed specially to intervene on side, also very convenient power-saving, reduction midway are shut down number of processing, realized for the releasing for the coarse fodder that agglomerates
Continuous production improves production efficiency.
[Detailed description of the invention]
Fig. 1 is a kind of embodiment of haloflex filter of the invention；
Fig. 2 is the another embodiment of haloflex filter of the invention；
1- discharge chamber, 2- feed inlet, the first filter plate of 3-, 4- flush port, 5- feed space, 51- upper chamber, 52- lower chambers,
The second filter plate of 6-, the outlet of 7- coarse fodder.
[specific embodiment]
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
It as shown in Figure 1, 2, is the structural schematic diagram of haloflex filter device of the present invention, in order to indicate this hair with clearing
Bright structure presents internal structure of the invention using the technique of painting of perspective.The filter device includes filter chamber, the first filter plate
3, the second filter plate 6 intersected with the first filter plate 3；Filter chamber by the first filter plate 3 be separated into the adjacent feed space 5 in left and right,
Discharge chamber 1；Feed space 5 is separated into neighbouring 51 He of upper chamber in the tilted setting of feed space 5 by the second filter plate 6
Lower chambers 52；Upper chamber 51 is equipped with feed inlet 2, flush port 4 and the coarse fodder outlet 7 being in communication with the outside, and discharge chamber 1 is equipped with and the external world
The discharge port (not shown) of connection；Wherein, coarse fodder outlet 7 is located next to the low side of the second filter plate 6.In the present invention, first
Filter plate 3 not only acts as filtration, it is often more important that play the role of guide, after block is stopped by the first, second filter plate,
It just slides to come along inclined second filter plate 6, slides at coarse fodder outlet 7, be convenient to clean.
In the present invention, through-hole is offered on first filter plate 3, the second filter plate 6, the shape of through-hole can be diamond shape
The combination of one or more of through-hole, ellipse hole, circular through hole, rectangular through-hole, Fig. 1 and Fig. 2 shows be circle
Shape.Since haloflex agglomeration material has the characteristics that its own, the characteristics of according to its size and shape, the size of through-hole and
Percent opening also has certain requirement, and through-hole can be the diamond shape through-hole that side length is 0.6-1.5cm, long axis 1.0-1.5cm, short axle
For the ellipse of 0.6-1.2cm, aperture is the circular through hole of 0.6-1.5cm, side length be one of 0.6-1.5cm rectangular through-hole or
A variety of combinations.The percent opening of through-hole is the 30-60% of the effective developed area of the filter plate.Through-hole is excessive, does not have filtering
Effect, the too small processing speed of through-hole are slow.
Due to the production technology characteristic of haloflex, contain more acidic materials in material, therefore the filter chamber,
First filter plate 3, the second filter plate 6 are preferably made of acid proof plastics or acid proof stainless steel.Titanium plate can be selected
Or the acid-resistant stainless steel of model 361L.
In the present invention, the feed space 5 has side wall, roof and bottom plate；Second filter plate 6 is set feed space 5 is tilted
It sets, the lower low side in position can connect on side wall or bottom plate, and it is shown in fig. 1 to be the case where being connected to side wall, Fig. 2 shows
The case where being connected to bottom plate, the present invention preferably connect on the side wall of feed space 5, find by practice, such to set
The more efficient of filtering can be made by setting.
The shape of filter chamber can be cuboid, cylindrical or hemispherical etc., the shape of the preferred filter chamber of the present invention
For cuboid or the square bodily form, and preferably the first filter plate 3 is vertically arranged in filter chamber, can make to filter cell structure more steady
It is fixed.Wherein it is shown in fig. 1 is filter chamber be cuboid the case where, Fig. 2 shows be filter chamber be cylindrical the case where.
It can also be offered on the side wall of feed space 5 observation window (Fig. 1, Fig. 2 are not shown), observation window selects transparent tree
Rouge material is made, and observation window and feed space side wall are tightly connected.Above-mentioned setting is so that observation material situation is more convenient.
Flush port 4 can be set on the top of the upper chamber 51 of feed space 5 or side wall, and its position is close to the second mistake
The higher one end of filter plate 6, it is more quick that such design flows material and water from top to bottom.Flush port 4 is connected with bath dress
It sets, flushometer may include spray head and the water supply pipe that connect with the spray head.
The working principle of filter device of the present invention are as follows: the device is mounted on the inlet pipeline of product pump, feed inlet, punching
The mouth of a river and coarse fodder outlet are connected to corresponding pipeline, and valve are arranged on pipeline, when work, under the draft effect of pump,
Material first passes around feed inlet 2 and enters feed space 5, is filtered by the first filter plate 3 and the second filter plate 6, block is blocked
In upper chamber 51, and the second filter plate 6 by being obliquely installed is snapped down at coarse fodder outlet 7, and normal material is directly entered out
Expect room 1 or discharge chamber 1 is entered by lower chambers 52, the first filter plate 3, is then pumped away into next process, works as epicoele
Can open the valve at coarse fodder outlet 7 with termination of pumping after block in room 51 is more and release block, if put it is not clean, can be with
Be rinsed using flush port 4 with process water, block cleaning after the completion of can close technique water valve, coarse fodder outlet valve, open into
Valve is expected, during equipment is put back into, as long as whole process a few minutes clock time, convenient power-saving.
Above description is the detailed description for the present invention preferably possible embodiments, but embodiment is not limited to this hair
Bright patent claim, it is all the present invention suggested by technical spirit under completed same changes or modifications change, should all belong to
In the covered the scope of the patents of the present invention.
Claims (10)
1. haloflex filter device, it is characterised in that: including filter chamber, the first filter plate, intersect with the first filter plate
Second filter plate, first filter plate are vertically arranged in the filter chamber, and the filter chamber is by first filter plate point
It is divided into the adjacent feed space in left and right, discharge chamber；Feed space is separated by second filter plate in the tilted setting of feed space
Neighbouring upper chamber and lower chambers；The upper chamber is equipped with feed inlet, flush port and the coarse fodder outlet being in communication with the outside, institute
It states discharge chamber and is equipped with the discharge port being in communication with the outside；The coarse fodder outlet is located next to the low side of the second filter plate.
2. haloflex filter device according to claim 1, it is characterised in that: first filter plate, the second mistake
Offer through-hole on filter plate, the through-hole be one of diamond shape through-hole, ellipse hole, circular through hole, rectangular through-hole or
A variety of combinations.
3. haloflex filter device according to claim 1, it is characterised in that: the feed space has side wall, top
Wall and bottom plate, the lower one end of the second filter plate are connected on the side wall of feed space.
4. haloflex filter device according to claim 1, it is characterised in that: the filter chamber is cuboid,
First filter plate is vertically arranged in filter chamber.
5. haloflex filter device according to claim 1, it is characterised in that: the flush port is located at feed space
The top of upper chamber, and close to the higher one end of the second filter plate.
6. haloflex filter device according to claim 2, it is characterised in that: the through-hole is that side length is 0.6-
The diamond shape through-hole of 1.5cm, the elliptical hole that long axis 1.0-1.5cm, short axle are 0.6-1.2cm, aperture are the circle of 0.6-1.5cm
Shape through-hole, side length are one of 0.6-1.5cm rectangular through-hole or a variety of combinations.
7. haloflex filter device according to claim 2, it is characterised in that: through-hole on the filter plate is opened
Porosity is the 30-60% of the effective developed area of the filter plate.
8. haloflex filter device according to claim 3, it is characterised in that: the filter chamber, the first filter plate,
Second filter plate is made of using acid proof plastics or acid proof stainless steel.
9. haloflex filter device according to claim 3, it is characterised in that: also opened on the side wall of the feed space
Equipped with observation window, the observation window is made of transparent resin material, and observation window and feed space side wall are tightly connected.
10. haloflex filter device according to claim 5, it is characterised in that: the flush port is connected with bath
Device, the flushometer include spray head and the water supply pipe that connect with the spray head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610318170.3A CN105771368B (en) | 2016-05-13 | 2016-05-13 | Haloflex filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610318170.3A CN105771368B (en) | 2016-05-13 | 2016-05-13 | Haloflex filter device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105771368A CN105771368A (en) | 2016-07-20 |
| CN105771368B true CN105771368B (en) | 2019-01-18 |
Family
ID=56379725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610318170.3A Active CN105771368B (en) | 2016-05-13 | 2016-05-13 | Haloflex filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105771368B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106215482B (en) * | 2016-08-31 | 2018-09-25 | 中船黄埔文冲船舶有限公司 | A kind of sea water filter |
| CN110966125A (en) * | 2019-10-22 | 2020-04-07 | 四会市新亚商绿环保科技有限公司 | Air inlet filter screen, automobile energy-saving air grid and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061871U (en) * | 1989-12-15 | 1990-09-12 | 蔡光 | Adjustable multi-purpose sifter for seed selection |
| EP0615957A1 (en) * | 1993-03-13 | 1994-09-21 | Sang Oh Hong | Device for dehydrating sludge waste |
| CN201249179Y (en) * | 2008-08-28 | 2009-06-03 | 穆卫江 | Sieve plate of heavy vibration sieve |
| CN202237507U (en) * | 2011-07-28 | 2012-05-30 | 广东联塑科技实业有限公司 | Rainwater purifying device under eave |
| CN104667601A (en) * | 2013-11-29 | 2015-06-03 | 无锡市同创玻璃钢船艇厂 | Sludge box on ships |
| CN204620401U (en) * | 2013-06-20 | 2015-09-09 | 神华集团有限责任公司 | Head coal sculpingscreen |
| CN205127518U (en) * | 2015-11-30 | 2016-04-06 | 浙江洁宇环保装备科技有限公司 | Filter equipment that aluminium oxide was carried |
| CN205796698U (en) * | 2016-05-13 | 2016-12-14 | 广西锦华新材料科技有限公司 | Chlorinated polyethylene defecator |
-
2016
- 2016-05-13 CN CN201610318170.3A patent/CN105771368B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2061871U (en) * | 1989-12-15 | 1990-09-12 | 蔡光 | Adjustable multi-purpose sifter for seed selection |
| EP0615957A1 (en) * | 1993-03-13 | 1994-09-21 | Sang Oh Hong | Device for dehydrating sludge waste |
| CN201249179Y (en) * | 2008-08-28 | 2009-06-03 | 穆卫江 | Sieve plate of heavy vibration sieve |
| CN202237507U (en) * | 2011-07-28 | 2012-05-30 | 广东联塑科技实业有限公司 | Rainwater purifying device under eave |
| CN204620401U (en) * | 2013-06-20 | 2015-09-09 | 神华集团有限责任公司 | Head coal sculpingscreen |
| CN104667601A (en) * | 2013-11-29 | 2015-06-03 | 无锡市同创玻璃钢船艇厂 | Sludge box on ships |
| CN205127518U (en) * | 2015-11-30 | 2016-04-06 | 浙江洁宇环保装备科技有限公司 | Filter equipment that aluminium oxide was carried |
| CN205796698U (en) * | 2016-05-13 | 2016-12-14 | 广西锦华新材料科技有限公司 | Chlorinated polyethylene defecator |
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| Publication number | Publication date |
|---|---|
| CN105771368A (en) | 2016-07-20 |
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