CN106733302A - A kind of coating cyclic device - Google Patents
A kind of coating cyclic device Download PDFInfo
- Publication number
- CN106733302A CN106733302A CN201611197468.XA CN201611197468A CN106733302A CN 106733302 A CN106733302 A CN 106733302A CN 201611197468 A CN201611197468 A CN 201611197468A CN 106733302 A CN106733302 A CN 106733302A
- Authority
- CN
- China
- Prior art keywords
- coating
- filter
- spray gun
- storage tank
- delivery tube
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/40—Filters located upstream of the spraying outlets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The present invention relates to a kind of coating cyclic device, including coating storage tank, automatic spray gun, paint delivery tube, coating transfer pump and paint return pipe；The coating transfer pump is connected with automatic spray gun and coating storage tank respectively by paint delivery tube, the automatic spray gun is connected by paint return pipe with the coating storage tank, the paint delivery tube includes multiple branched pipes, and the filter for being filtered to the coating that coating transfer pump is delivered to automatic spray gun from coating storage tank is provided with each branched pipe.The present invention sets filter by paint delivery tube road, to be filtered to the coating for being delivered to spray gun, it is to avoid is mixed into the coating of impurity through spray gun spraying in workpiece surface, causes product quality unqualified.By apparatus of the present invention, coating quality can be improved, spray gun can also be avoided to block, extend spray gun service life.
Description
Technical field
The present invention relates to part manufacture field, more particularly to a kind of coating cyclic device.
Background technology
In spray painting processing procedure is carried out to piece surface, the paint in holding vessel is delivered to spray gun by delivery pipe, then
Piece surface is uniformly sprayed at by spray gun, to realize recycling for paint, remaining paint can will be generally sprayed and be again returned to
In storage tank.When raw material is added in holding vessel, or paint is back to during holding vessel from spray gun, may bring one into
A little mechanical admixtures, when the paint of impurity is carried secretly from lance ejection to piece surface, may result in uneven, the piece surface of spray painting
Out-of-flatness, causes product quality unqualified；When impurities accumulation is excessive, it is also possible to cause spray gun to block, production effect is had a strong impact on
Rate.
The content of the invention
To overcome the defect of prior art, the present invention provides a kind of coating cyclic device, by being delivered to automatic spray gun
Coating filtered to improve spraying quality.
The present invention is as follows using technical scheme：
A kind of coating cyclic device, including for storing the coating storage tank of coating, for operationally spray paint
Automatic spray gun, paint delivery tube, for coating being delivered into the coating transfer pump of automatic spray gun from coating storage tank and being used for
By the paint return pipe of coating cyclic unnecessary in automatic spray gun to the coating storage tank；The coating transfer pump passes through coating
Delivery pipe is connected with automatic spray gun and coating storage tank respectively, and the automatic spray gun is stored by paint return pipe with the coating
Tank is connected, and the paint delivery tube includes multiple branched pipes, is provided with each branched pipe for coating transfer pump from coating
Storage tank is delivered to the filter that the coating of automatic spray gun is filtered.
Preferably, the filter includes housing and at least one filter element, and the housing limits filter
Inner space, at least one filter element is provided with the inner space of the filter.
Preferably, there are two pipe joints for being used to be tightly connected with the paint delivery tube, the mistake on the housing
The center that filtering element deviates the inner space of filter is set.
Preferably, the housing have a lug boss outwardly, the filter element be located at the lug boss and its
In between a pipe joint, the coating for being delivered to automatic spray gun from coating storage tank sequentially passes through the lug boss and crosses filtering element
Part.
Preferably, the filter element is screen pack, and the screen pack is stretched on the inwall of filter.
Preferably, the housing of the filter is transparent shell.
Preferably, the filter is connected with paint delivery tube by removably.
Preferably, for expanded joint is connected or is threadedly coupled between the filter and paint delivery tube.Preferably, it is described every
Switch valve is additionally provided with individual branched pipe.
Preferably, the front end insertion that the coating cyclic device has two sections of paint delivery tubes, one section of paint delivery tube is applied
In material storage tank, end connects with the entrance of coating transfer pump, and another section of front end of paint delivery tube goes out with coating transfer pump
Mouth connection, end is connected with automatic spray gun；The branched pipe is arranged on one section of coating of connection coating transfer pump and automatic spray gun
In delivery pipe, the switch valve is located between coating transfer pump and filter.
The beneficial effects of the invention are as follows：
For the defect that prior art is present, the present invention sets filter by paint delivery tube road, to defeated
The coating for delivering to spray gun is filtered, it is to avoid is mixed into the coating of impurity through spray gun spraying in workpiece surface, is caused product quality not
It is qualified.By setting multiple branched pipes, filter is installed on each branched pipe, it is ensured that same pump pressure reach with
The same conveying effect of filter not being installed, coating quality can also be improved, spray gun can also being avoided to block, extension spray gun makes
Use the life-span.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, below will be to being wanted needed for embodiment or description of the prior art
The accompanying drawing for using is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, right
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the structural representation of the coating cyclic device that the present invention is provided.
In figure：1- coating storage tanks, 2- coating transfer pumps, 3- paint delivery tubes, 4- automatic spray guns, 5- filters, 6-
Paint return pipe, 31- branched pipes, 32- switch valves.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that, in order to
Be easy to description, be illustrate only in accompanying drawing to about the related part of invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the application in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one：
Fig. 1 is the structural representation of the coating cyclic device that the present embodiment is provided.Referring to Fig. 1, the coating of the present embodiment is followed
Loop device includes automatic spray gun 4, coating transfer pump 2, coating storage tank 1, paint delivery tube 3 and paint return pipe 6, the coating
Transfer pump 2 is connected with automatic spray gun 4 and coating storage tank 1 respectively by paint delivery tube 3, and the automatic spray gun 4 passes through coating
Return duct 6 is connected with the coating storage tank 1, and the paint delivery tube 3 includes multiple branched pipes 31, on each branched pipe 31 also
Filter 5 is provided with, switch valve 32 is additionally provided with each branched pipe.Wherein, coating storage tank 1 is used to store coating, automatically
Spray gun 4 is used for operationally spray paint, and coating transfer pump 2 is used to for coating to be delivered to automatic spray gun 4 from coating storage tank 1,
Paint return pipe 6 is used for coating cyclic unnecessary in automatic spray gun 4 to the coating storage tank 1, filter 5 for from
The coating that paint can is delivered to spray gun is filtered.
Further, the coating cyclic device has two sections of paint delivery tubes, one section of front end insertion of paint delivery tube
In coating storage tank 1, end connects with the entrance of coating transfer pump 2, another section of front end of paint delivery tube and coating transfer pump 2
Outlet, end is connected with automatic spray gun 4；The filter 5 is arranged on connection coating transfer pump with automatic spray gun
On one section of paint delivery tube, the switch valve 32 is located between coating transfer pump 2 and filter.Set on each branched pipe
Switch valve, can as needed enable or close branched pipe, so that the conveying capacity of free adjusting coating.
Further, the filter 5 includes housing and at least one filter element, has two use on the housing
In the pipe joint being tightly connected with the paint delivery tube 3, the housing limits the inner space of filter, the filtering
At least one filter element is provided with the inner space of device.A kind of optional embodiment, the filter element is screen pack,
The screen pack is stretched on the inwall of filter, and the screen size of screen pack can be between 0.15mm-0.5mm.Filtering
The impurity that net can will be greater than the screen size is intercepted, it is to avoid impurity enters automatic spray gun 4, the impurity meeting being blocked
It is deposited at the inner space of filter.Used as a kind of preferred embodiment, the housing of filter 5 can use transparent material system
Into in order to observe the inner space of filter, the impurity level gathered according to inner space and filtering by transparent shell
Mesh screen hole whether there is blocking to determine whether to change filter 5 manually.
The present embodiment sets filter by paint delivery tube road, to be carried out to the coating for being delivered to spray gun
Filter, it is to avoid be mixed into the coating of impurity through spray gun spraying in workpiece surface, cause product quality unqualified.By setting multiple branches
Pipe, filter is installed on each branched pipe, it is ensured that reached as filter is not installed in same pump pressure
Conveying effect, can also improve coating quality, and spray gun can also be avoided to block, and extend spray gun service life.
Embodiment two：
The present embodiment provides a kind of coating cyclic device, including automatic spray gun 4, coating transfer pump 2, coating storage tank 1, painting
Material conveying tube 3 and paint return pipe 6, the coating transfer pump 2 are deposited with automatic spray gun 4 and coating respectively by paint delivery tube 3
Storage tank 1 is connected, and the automatic spray gun 4 is connected by paint return pipe 6 with the coating storage tank 1, and the paint delivery tube 3 is wrapped
Multiple branched pipes 31 are included, filter 5 is provided with each branched pipe 31, switch valve 32 is additionally provided with each branched pipe.Wherein,
Coating storage tank 1 is used to store coating, and automatic spray gun 4 is used for operationally spray paint, coating transfer pump 2 be used for by coating from
Coating storage tank 1 is delivered to automatic spray gun 4, and paint return pipe 6 is used for coating cyclic unnecessary in automatic spray gun 4 to the painting
In material storage tank 1, filter 5 is used to filter the coating for being delivered to automatic spray gun from paint can.
Further, the coating cyclic device has two sections of paint delivery tubes, one section of front end insertion of paint delivery tube
In coating storage tank 1, end connects with the entrance of coating transfer pump 2, another section of front end of paint delivery tube and coating transfer pump 2
Outlet, end is connected with automatic spray gun 4；The filter 5 is arranged on connection coating transfer pump with automatic spray gun
On one section of paint delivery tube, the switch valve 32 is located between coating transfer pump 2 and filter.Set on each branched pipe
Switch valve, can as needed enable or close branched pipe, so that the conveying capacity of free adjusting coating.
Further, the filter 5 includes housing and at least one filter element, and the housing limits filtering dress
The inner space put, has two pipe joints for being used to be tightly connected with the paint delivery tube 3, the housing on the housing
With a lug boss outwardly, the filter element is located between the lug boss and one of pipe joint, from coating
The coating that storage tank 1 is delivered to automatic spray gun 4 sequentially passes through the lug boss and filter element.It is preferably carried out as one kind
Example, housing have one outwardly and around the housing lug boss of a week.
Used as a kind of optional implementation method, the filter includes a filter element, and the filter element was
Filter screen, the screen pack is stretched on the inwall of filter.As another optional implementation method, the filter bag
Two filter elements are included, one of filter element is coarse filtration net, and another filter element is smart screen pack, the coarse filtration
Net and smart screen pack are stretched on the inwall of filter, and the coating for being delivered to automatic spray gun 4 from coating storage tank 1 is passed through successively
Cross the lug boss, coarse filtration net and smart screen pack.
Used as a kind of preferred embodiment, the filter 5 is connected with paint delivery tube 3 by removably.Specifically,
Can connect or be threadedly coupled for expanded joint between the filter 5 and paint delivery tube 3.As a kind of preferred embodiment, filtering
The housing of device 5 can be made of transparent material, in order to observe the inner space of filter by transparent shell, according to
The impurity level and screen pack sieve aperture that inner space is gathered whether there is blocking to determine whether to change filter 5 manually.
When implementing the present embodiment, coating is delivered to automatic spray gun, course of conveying by coating transfer pump 2 from coating storage tank
In, coating sequentially passes through the lug boss and filter element of filter, and the impurity in coating is intercepted by filter element, it is to avoid
Impurity enters spray gun, due to the presence of lug boss, lug boss can be deposited on by the impurity that filter element is intercepted, and can avoid applying
Material conveying tube 3 is blocked, and extends the service life of filter.
Embodiment three：
The present embodiment provides a kind of coating cyclic device, including automatic spray gun 4, coating transfer pump 2, coating storage tank 1, painting
Material conveying tube 3 and paint return pipe 6, the coating transfer pump 2 are deposited with automatic spray gun 4 and coating respectively by paint delivery tube 3
Storage tank 1 is connected, and the automatic spray gun 4 is connected by paint return pipe 6 with the coating storage tank 1, and the paint delivery tube 3 is wrapped
Multiple branched pipes 31 are included, filter 5 is provided with each branched pipe 31, switch valve 32 is additionally provided with each branched pipe.Wherein,
Coating storage tank 1 is used to store coating, and automatic spray gun 4 is used for operationally spray paint, coating transfer pump 2 be used for by coating from
Coating storage tank 1 is delivered to automatic spray gun 4, and paint return pipe 6 is used for coating cyclic unnecessary in automatic spray gun 4 to the painting
In material storage tank 1, filter 5 is used to filter the coating for being delivered to automatic spray gun from paint can.
Further, the coating cyclic device has two sections of paint delivery tubes, one section of front end insertion of paint delivery tube
In coating storage tank 1, end connects with the entrance of coating transfer pump 2, another section of front end of paint delivery tube and coating transfer pump 2
Outlet, end is connected with automatic spray gun 4；The filter 5 is arranged on connection coating transfer pump with automatic spray gun
On one section of paint delivery tube, the switch valve 32 is located between coating transfer pump 2 and filter.
Further, the filter 5 includes housing and at least one filter element, and the housing limits filtering dress
The inner space put, has two pipe joints for being used to be tightly connected with the paint delivery tube 3, the housing on the housing
With a lug boss outwardly, the filter element is located between the lug boss and one of pipe joint, from coating
The coating that storage tank 1 is delivered to automatic spray gun 4 sequentially passes through the lug boss and filter element.It is preferably carried out as one kind
Example, housing have one outwardly and around the housing lug boss of a week.As a kind of preferred embodiment, the lug boss
Upper to have a discharging opening, filter 5 also includes a closure, and the closure is close for being carried out to the discharging opening
Envelope, it is preferable that closure and discharging opening can be connected through a screw thread mode and be connected and sealed.
Used as a kind of optional implementation method, the filter includes a filter element, and the filter element was
Filter screen, the screen pack is stretched on the inwall of filter.As another optional implementation method, the filter bag
Two filter elements are included, one of filter element is coarse filtration net, and another filter element is smart screen pack, the coarse filtration
Net and smart screen pack are stretched on the inwall of filter, and the coating for being delivered to automatic spray gun 4 from coating storage tank 1 is passed through successively
Cross the lug boss, coarse filtration net and smart screen pack.
Used as a kind of preferred embodiment, the filter 5 is connected with paint delivery tube 3 by removably.Specifically,
Can connect or be threadedly coupled for expanded joint between the filter 5 and paint delivery tube 3.As a kind of preferred embodiment, filtering
The housing of device 5 can be made of transparent material, in order to observe the inner space of filter by transparent shell, according to
The impurity level and screen pack sieve aperture that inner space is gathered whether there is blocking to determine whether to change filter 5 manually.
When implementing the present embodiment, the pipe joint of filter 5 and paint delivery tube 3 can be connected through a screw thread mode
Or expanded joint mode is connected, the lug boss for then adjusting filter is downward.During work, coating transfer pump 2 deposits coating from coating
Storage tank is delivered to automatic spray gun, and in course of conveying, coating sequentially passes through the lug boss and filter element of filter, in coating
Impurity is intercepted by filter element, it is to avoid impurity enters spray gun, due to the presence of lug boss, by filter element intercept it is miscellaneous
Matter can be deposited on lug boss, and paint delivery tube 3 can be avoided to block.Further, after deposited more impurity in lug boss,
Closure can also be opened, impurity is excluded by the discharging opening on lug boss, so that realize not dismantling filter can be clearly
Manage the impurity of paint delivery tube, it is ensured that paint delivery tube is unobstructed.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of coating cyclic device, it is characterised in that including the coating storage tank (1) for storing coating, in work
When the automatic spray gun (4) of spray paint, paint delivery tube (3), for coating to be delivered into automatic spray gun from coating storage tank (1)
(4) coating transfer pump (2) and for by coating cyclic unnecessary in automatic spray gun (4) to the coating storage tank (1)
Paint return pipe (6)；The coating transfer pump (2) by paint delivery tube (3) respectively with automatic spray gun (4) and coating storage tank
(1) connect, the automatic spray gun (4) is connected by paint return pipe (6) with the coating storage tank (1)；The coating conveying
Pipe (3) includes multiple branched pipes (31), is provided with for coating transfer pump (2) from coating storage tank on each branched pipe (31)
(1) it is delivered to the filter (5) that the coating of automatic spray gun (4) is filtered.
2. coating cyclic device according to claim 1, it is characterised in that the filter (5) is including housing and extremely
A few filter element, the housing limits the inner space of filter, is set in the inner space of the filter
There is at least one filter element.
3. coating cyclic device according to claim 2, it is characterised in that have on the housing two be used for it is described
The pipe joint that paint delivery tube (3) is tightly connected, the centre bit that the filter element deviates the inner space of filter is installed
Put.
4. coating cyclic device according to claim 3, it is characterised in that the housing has a projection outwardly
Portion, the filter element is located between the lug boss and one of pipe joint, and automatic spray is delivered to from coating storage tank (1)
The coating of rifle (4) sequentially passes through the lug boss and filter element.
5. coating cyclic device according to claim 1, it is characterised in that the filter element is screen pack, the mistake
Filter screen is stretched on the inwall of filter.
6. coating cyclic device according to claim 2, it is characterised in that the housing of the filter (5) is transparent
Housing.
7. coating cyclic device according to claim 2, it is characterised in that the filter (5) and paint delivery tube
(3) connected by removably.
8. coating cyclic device according to claim 7, it is characterised in that the filter (5) and paint delivery tube
(3) for expanded joint is connected or is threadedly coupled between.
9. the coating cyclic device according to any one in claim 1-8, it is characterised in that each described branched pipe 31
On be additionally provided with switch valve (32).
10. coating cyclic device according to claim 9, it is characterised in that the coating cyclic device has two sections of paintings
Material conveying tube, one section of front end of paint delivery tube is inserted in coating storage tank (1), and end connects with the entrance of coating transfer pump (2)
It is logical, the outlet of another section of front end of paint delivery tube and coating transfer pump (2), end is connected with automatic spray gun (4)；It is described
Branched pipe (31) is arranged on one section of paint delivery tube of connection coating transfer pump and automatic spray gun, and the switch valve (32) is located at
Coating transfer pump (2) is and filter between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611197468.XA CN106733302A (en) | 2016-12-22 | 2016-12-22 | A kind of coating cyclic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611197468.XA CN106733302A (en) | 2016-12-22 | 2016-12-22 | A kind of coating cyclic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106733302A true CN106733302A (en) | 2017-05-31 |
Family
ID=58900447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611197468.XA Pending CN106733302A (en) | 2016-12-22 | 2016-12-22 | A kind of coating cyclic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106733302A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0458835A (en) * | 1990-06-22 | 1992-02-25 | Trans Global:Kk | Automatically sprinkling and fertilizing apparatus |
| CN201719897U (en) * | 2009-12-25 | 2011-01-26 | 成都易态科技有限公司 | Filtering system |
| CN202356257U (en) * | 2011-12-12 | 2012-08-01 | 中山市三民金属处理有限公司 | Circular filtering system for spray coating dope |
| CN104415888A (en) * | 2013-09-10 | 2015-03-18 | 中泰致远(天津)涂料有限公司 | Paint flow control device |
| CN204767693U (en) * | 2015-06-11 | 2015-11-18 | 南通市振兴精细化工有限公司 | Ethanol residue filtration system device |
| CN105906121A (en) * | 2016-05-20 | 2016-08-31 | 武汉钢铁股份有限公司 | Liquid filtering system |
| CN206577930U (en) * | 2016-12-22 | 2017-10-24 | 苏州市铂汉塑胶五金有限公司 | A kind of coating cyclic device |
-
2016
- 2016-12-22 CN CN201611197468.XA patent/CN106733302A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0458835A (en) * | 1990-06-22 | 1992-02-25 | Trans Global:Kk | Automatically sprinkling and fertilizing apparatus |
| CN201719897U (en) * | 2009-12-25 | 2011-01-26 | 成都易态科技有限公司 | Filtering system |
| CN202356257U (en) * | 2011-12-12 | 2012-08-01 | 中山市三民金属处理有限公司 | Circular filtering system for spray coating dope |
| CN104415888A (en) * | 2013-09-10 | 2015-03-18 | 中泰致远(天津)涂料有限公司 | Paint flow control device |
| CN204767693U (en) * | 2015-06-11 | 2015-11-18 | 南通市振兴精细化工有限公司 | Ethanol residue filtration system device |
| CN105906121A (en) * | 2016-05-20 | 2016-08-31 | 武汉钢铁股份有限公司 | Liquid filtering system |
| CN206577930U (en) * | 2016-12-22 | 2017-10-24 | 苏州市铂汉塑胶五金有限公司 | A kind of coating cyclic device |
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Application publication date: 20170531 |
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| RJ01 | Rejection of invention patent application after publication |