CN107892353A - A kind of sewage centralization processing unit - Google Patents
A kind of sewage centralization processing unit Download PDFInfo
- Publication number
- CN107892353A CN107892353A CN201710738011.3A CN201710738011A CN107892353A CN 107892353 A CN107892353 A CN 107892353A CN 201710738011 A CN201710738011 A CN 201710738011A CN 107892353 A CN107892353 A CN 107892353A
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- China
- Prior art keywords
- cavity
- rear side
- end pin
- setting
- stretches
- Prior art date
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Crushing And Pulverization Processes (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention discloses a kind of sewage centralization processing unit, including pulverizing dispenser, pulverize to be provided with dispenser top surface and knock down groove, knock down the intercommunication of trench bottom end pin and be provided with connecting cavity, the intercommunication of connecting cavity bottom is provided with the cavity for the setting that stretches downwards, cavity bottom logical pass through of end pin that stretch pulverizes dispenser bottom surface, the left and right sides, which matches, at the top of cavity between connecting cavity and cavity is provided with the squint plate for the setting that stretched to inner side, it is equipped with cavity below each squint plate and pulverizes cylinder, pulverize pulverizing on rear side of cylinder and the first conversion chamber is provided with dispenser, the first barrier wallboard is provided between first conversion chamber and cavity, it is each to pulverize the Coupling Shaft that the front and rear setting that stretches is fixedly installed in cylinder;The present invention is simple in construction, easy to operate, mitigates manual labor amount, improves the operating efficiency and efficiency of dispensing.
Description
Technical field
The present invention relates to technical field of sewage, a kind of sewage centralization processing unit.
Background technology
Large amount of sewage can be produced in industrial production production, is discharged directly into if these sewage are untreated in brook, river course
Water quality and environmental landscape can have been had a strong impact on, it is therefore desirable to by sewage centralized collection into cesspool, by precipitating, plus alum,
A series of programs such as chlorination, are finally discharged into river course.Alum is launched into sewage disposal pond before, it is necessary to enter to the alum of bulk
Row smashes processing, preferably to play the adsorption function of alum, but it is still basic by manually being smashed at present, work is strong
Degree is big, wastes time and energy, and part alum smashes device structure complexity, and powder is more, noise is big, cumbersome, poor for applicability, and can not
Alum is completed simultaneously launches work, it is necessary to manually separately launch, efficiency is low.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of sewage centralization processing unit, and it can solve the problem that above-mentioned existing
In the art the problem of.
The present invention is achieved through the following technical solutions:A kind of sewage centralization processing unit of the present invention, including
Pulverize dispenser, it is described pulverize to be provided with dispenser top surface knock down groove, it is described to knock down the intercommunication of trench bottom end pin and be provided with connecting cavity, institute
State the intercommunication of connecting cavity bottom and be provided with the cavity of setting of stretching downwards, the cavity bottom logical pass through of end pin that stretch described pulverizes dispenser
Bottom surface, the left and right sides matches provided with being stretched the oblique of setting to inner side at the top of the cavity between the connecting cavity and the cavity
Incline plate, is equipped with the cavity below each squint plate and pulverizes cylinder, it is described pulverize on rear side of cylinder described pulverize
The first conversion chamber is provided with dispenser, the first barrier wallboard is provided between the first conversion chamber and the cavity, it is each described
The Coupling Shaft that the front and rear setting that stretches is fixedly installed in cylinder is pulverized, before stretched on front side of the Coupling Shaft end pin and the cavity
Side inwall switching, the Coupling Shaft rear side stretches, and section is logical to pass through the first barrier wallboard and switching, each on rear side of the Coupling Shaft
The end pin that stretches is visited into the described first conversion intracavitary and end pin and is fixedly installed toothed wheel, and the left and right sides toothed wheel is coincide
Connect, the first taper cone pulley is fixedly installed on the toothed wheel trailing flank of left side, the first taper cone pulley right-hand end, which coincide, to be connected
There is the second taper cone pulley, the second taper cone pulley rear side end is connected with first driving means, the first driving means appearance
Face is arranged on rear side of the first conversion chamber in inwall and is fixedly connected, and sieve is provided with the cavity pulverized below cylinder
Select delivery device, described pulverize on rear side of the first driving means is provided with dispenser to match somebody with somebody with the screening delivery device
The reforming unit of connection is closed, the dispenser surrounding of pulverizing is provided with leg, and the leg bottom surface is provided with roller, and described first
Actuation means are provided with drive device.
Preferably technical scheme, the screening delivery device include being arranged on the chamber pulverized below cylinder
In vivo the left and right sides inwall in and the setting that matches connect groove and be arranged on in the cavity pulverized below cylinder
And the sieve for the setting that stretches to the left and right, each described to connect the bar that connects that the setting that stretches up and down is equipped with groove, the sieve is left
The right both sides end pin that stretches is visited and connects in groove and slipped with connecting bar described in described connect in groove, institute into described in the left and right sides respectively
The described of screen bottom is stated to connect rod outer surface and be provided with spring element.
Preferably technical scheme, interior be provided with of the sieve launch hole.
Preferably technical scheme, the reforming unit include stretching downwards the second conversion of setting and are arranged on chamber
Described first converts the sliding chamber of chamber lower section and the front and rear setting that stretches, and stretch end pin and the described second conversion on rear side of the sliding chamber
The stretch section intercommunication of bottom of chamber portion is set, and the end pin that stretched on front side of the sliding chamber is logical to pass through on rear side of the cavity inwall and mutual with the cavity
Logical to set, the second conversion intracavitary is provided with the transfer panel being connected with the first driving means rear side end, the switching
The first adapter is fixedly installed on the rear side outer surface of disk, the sliding intracavitary slips the sliding-contacted rod for having the front and rear setting that stretches,
The end pin that stretched on front side of the sliding-contacted rod is visited interior into the cavity and is fixedly connected with end pin on rear side of the sieve, after the sliding-contacted rod
The side end pin that stretches is visited into the described second conversion intracavitary and end pin and is fixedly installed the second adapter, second adapter with it is described
Switching is connected with drive rod between first adapter.
Preferably technical scheme, the actuation means include being fixedly installed on the first driving means upper left side face
The first control device and be fixedly installed on the second control device of right flank in the first driving means.
The beneficial effects of the invention are as follows:
1. by it is each pulverize in cylinder be fixedly installed before and after stretch the Coupling Shaft of setting, stretch end pin and chamber on front side of Coupling Shaft
Body front inner wall is transferred, and the section that stretched on rear side of Coupling Shaft is logical to pass through the first barrier wallboard and switching, and stretch end pin on rear side of each Coupling Shaft
Visit into the first conversion intracavitary and end pin and toothed wheel is fixedly installed, left and right sides toothed wheel, which is coincide, to be connected, after the toothed wheel of left side
The first taper cone pulley is fixedly installed on side, the first taper cone pulley right-hand end, which coincide, connects the second taper cone pulley, the second taper cone pulley rear side end
Mating connection first driving means, first driving means outer surface are arranged on rear side of the first conversion chamber in inwall and are fixedly connected,
Pulverize and screening delivery device set in the cavity below cylinder, pulverizing on rear side of first driving means set in dispenser to screening
The reforming unit that delivery device is connected, so as to realize automatic manipulation bulk alum pulverize work and automatic manipulation is pulverized
Alum afterwards carries out screening and launches work, improves operating efficiency, reduces operating procedure.
2. by reforming unit include stretching downwards setting the second conversion chamber and be arranged on below the first conversion chamber and
The sliding chamber of the front and rear setting that stretches, section intercommunication that stretches of stretch on rear side of sliding chamber end pin and the second conversion bottom of chamber portion are set, sliding chamber
Front side is stretched, and end pin is logical to be passed through inwall on rear side of cavity and is set with cavity intercommunication, and the second conversion intracavitary is set and first driving means rear side
The transfer panel being connected is held, the first adapter is fixedly installed on the rear side outer surface of transfer panel, is stretched before and after sliding intracavitary is sliding
The extended sliding-contacted rod put, the end pin that stretches on front side of sliding-contacted rod is visited to be fixedly connected into cavity and with end pin on rear side of sieve, after sliding-contacted rod
The side end pin that stretches is visited into the second conversion intracavitary and end pin the second adapter is fixedly installed, between the second adapter and the first adapter
Switching mating connection drive rod, drive sieve to slide up and down so as to manipulate reforming unit automatically by first driving means, improve
Operating efficiency, enhancing automation manipulation rate, reduces worker's amount of labour.
3. the present invention is simple in construction, easy to operate, can realize automatic manipulation bulk alum pulverizes work and screening throwing
Work is put, improves the operating efficiency of dispensing, reforming unit is manipulated automatically by first driving means and drives sieve to slide up and down, increase
Strong automation manipulation rate, mitigates manual labor amount, improves efficiency.
Brief description of the drawings
For ease of explanation, the present invention is described in detail by following specific embodiment and accompanying drawing.
Fig. 1 is overall structure diagram outside a kind of sewage centralization processing unit of the present invention;
Fig. 2 is a kind of sewage centralization processing unit internal structure schematic diagram of the present invention;
Fig. 3 is the sectional view of " A-A " in Fig. 2 of the present invention;
Fig. 4 is the sectional view of " B-B " in Fig. 3 of the present invention.
Embodiment
As Figure 1-Figure 4, a kind of sewage centralization processing unit of the invention, including dispenser 6 is pulverized, it is described to pulverize
It is provided with the top surface of dispenser 6 and knocks down groove 63, it is described to knock down the bottom end pin intercommunication of groove 63 and be provided with connecting cavity 62, the bottom of connecting cavity 62
Portion's intercommunication is provided with the cavity 61 of setting of stretching downwards, the bottom of cavity 61 stretch end pin it is logical pass through it is described pulverize the bottom surface of dispenser 6,
The top of the cavity 61 left and right sides between the connecting cavity 62 and the cavity 61 matches provided with being stretched setting to inner side
Squint plate 613, each it is equipped with the cavity 61 of the lower section of squint plate 613 and pulverizes cylinder 612, it is described to pulverize cylinder
Described pulverize of 612 rear sides is provided with the first conversion chamber 66 in dispenser 6, set between the first conversion chamber 66 and the cavity 61
There is the first barrier wallboard 661, it is each described to pulverize the Coupling Shaft 611 that the front and rear setting that stretches is fixedly installed in cylinder 612, institute
State the end pin that stretches on front side of Coupling Shaft 611 to transfer with the front inner wall of cavity 61, the rear side of Coupling Shaft 611 stretches, and section is logical to pass through institute
State the first barrier wallboard 661 and transfer, the end pin that stretched on rear side of each Coupling Shaft 611 is visited into the described first conversion chamber 66
And end pin is fixedly installed toothed wheel 662, the left and right sides toothed wheel 662, which is coincide, to be connected, after the toothed wheel 662 of left side
The first taper cone pulley 663 is fixedly installed on side, the right-hand end of the first taper cone pulley 663, which coincide, is connected with the second taper cone pulley 664,
The rear side end of second taper cone pulley 664 is connected with first driving means 665, and the outer surface of first driving means 665 is set
It is placed in the first conversion rear side inwall of chamber 66 and is fixedly connected, is set in the cavity 61 for pulverizing the lower section of cylinder 612
There is screening delivery device, described pulverize of the rear side of first driving means 665 is provided with dispenser 6 to be thrown with the screening
The reforming unit of device mating connection is put, the surrounding of dispenser 6 of pulverizing is provided with leg 60, and the bottom surface of leg 60 is provided with
Roller 601, actuation means are provided with the first driving means 665.
Valuably, the screening delivery device includes being arranged on a left side in the cavity 61 for pulverizing the lower section of cylinder 612
In right both sides inwall and the setting that matches connect groove 64 and be arranged on in the cavity 61 for pulverizing the lower section of cylinder 612
And the sieve 614 for the setting that stretches to the left and right, it is each described connect be equipped with the setting that stretches up and down in groove 64 connect bar 641, institute
State the left and right sides of sieve 614 stretch end pin visit respectively into connected described in the left and right sides in groove 64 and with the institute connected in groove 64
State and connect that bar 641 is sliding, the described of the bottom of sieve 614 connects the outer surface of bar 641 and be provided with spring element 642, so that from sieve
614 along connect in groove 64 connect the above-below direction of bar 641 reciprocatingly slide realize it is big in the automatic manipulation top cavity 61 of sieve 614
Block alum is fully pulverized work and stirring work with pulverizing cylinder 612, improves the refinement uniformity of bulk alum.
Valuably, it is provided with the sieve 614 and launches hole 6141, so as to facilitate alum discharge to pulverize outside the bottom of dispenser 6,
Realization is automatically performed dispensing work.
Valuably, the reforming unit include stretching downwards setting the second conversion chamber 67 and be arranged on described first turn
Change the sliding chamber 68 of the lower section of chamber 66 and the front and rear setting that stretches, stretch end pin and the described second conversion chamber 67 on rear side of the sliding chamber 68
Stretch section intercommunication of bottom is set, the sliding front side of chamber 68 stretch end pin it is logical pass through the rear side inwall of cavity 61 and with the cavity
61 intercommunications are set, and the transfer panel being connected with the rear side end of first driving means 665 is provided with the second conversion chamber 67
671, the first adapter 672 is fixedly installed on the rear side outer surface of the transfer panel 671, is slipped in the sliding chamber 68 before having
Stretch the sliding-contacted rod 681 of setting afterwards, the front side of sliding-contacted rod 681 stretch end pin visit into the cavity 61 and with the sieve
614 rear side end pins are fixedly connected, and the rear side of the sliding-contacted rod 681 end pin that stretches is visited into the described second conversion chamber 67 and end pin is fixed
The second adapter 673 is provided with, being transferred between second adapter 673 and first adapter 672 is connected with drive
Lever 674, drive sieve 614 to slide up and down so as to manipulate reforming unit automatically by first driving means 665, improve work effect
Rate, enhancing automation manipulation rate, reduces worker's amount of labour.
Valuably, the actuation means include being fixedly installed on first behaviour in the upper left side face of first driving means 665
Control device 6651 and the second control device 6652 for being fixedly installed on right flank in the first driving means 665, first manipulation
Device 6651 is used for the rotating speed for manipulating the first driving means 665, and second control device 6652 is used to manipulate first drive
The steering of dynamic device 665.
When needing to pulverize bulk alum and launch work, transfer panel 671 is driven by first driving means 665 first
And second taper cone pulley 664 rotate simultaneously, and drive the first taper cone pulley 663 to rotate clockwise by the second taper cone pulley 664, Jin Eryou
First taper cone pulley 663 drives left side toothed wheel 662 and the up time of left side Coupling Shaft 611 being fixedly connected with left side toothed wheel 662
Pin rotates, meanwhile, drive right side toothed wheel 662 to rotate counterclockwise by left side toothed wheel 662, and then by the band of right side toothed wheel 662
Left side Coupling Shaft 611 in dynamic right side toothed wheel 662 is counterclockwise, now, pulverizes cylinder in the Coupling Shaft 611 of the left and right sides
612 in rotating against state, meanwhile, drive rod 674 on the first adapter 672 is driven along transfer panel 671 by transfer panel 671
Direction of rotation rotates, and now, the sliding-contacted rod 681 on the second adapter of bottom 673 is driven along sliding chamber 68 by drive rod 674
Above-below direction reciprocatingly slides, meanwhile, drive sieve 614 reciprocal along the direction that stretched above and below the outer surface of bar 641 is connected by sliding-contacted rod 681
Slide, now, bulk alum poured into and knocked down in groove 63, bulk alum is slid through knocking down groove 63 in connecting cavity 62,
Then slided through connecting cavity 62 in cavity 61, now, after the squint plate 613 of the top surface of cavity 61 guides, fall into bulk alum
The left and right sides is pulverized in the top cavity 61 between cylinder 612, is then made to fall between cylinder 612 is pulverized in the left and right sides and is ground
Broken work, then, make to fall into the cavity 61 of the top of sieve 614 by the alum pulverized for the first time, now, make to refine for the first time bright
Alum is pulverized outside the bottom of dispenser 6 through launching the discharge of hole 6141, meanwhile, drive drive rod 674 to continue push-and-pull by transfer panel 671 and slide
Extension bar 681, make sliding-contacted rod 681 drive sieve 614 persistently to slide up and down work, connected when sieve 614 slides into groove 64 most
Tip position, now, sieve 614 drive the alum of the top of sieve 614 to carry out at utmost fully pulverizing work again.
The beneficial effects of the invention are as follows:
1. by it is each pulverize in cylinder be fixedly installed before and after stretch the Coupling Shaft of setting, stretch end pin and chamber on front side of Coupling Shaft
Body front inner wall is transferred, and the section that stretched on rear side of Coupling Shaft is logical to pass through the first barrier wallboard and switching, and stretch end pin on rear side of each Coupling Shaft
Visit into the first conversion intracavitary and end pin and toothed wheel is fixedly installed, left and right sides toothed wheel, which is coincide, to be connected, after the toothed wheel of left side
The first taper cone pulley is fixedly installed on side, the first taper cone pulley right-hand end, which coincide, connects the second taper cone pulley, the second taper cone pulley rear side end
Mating connection first driving means, first driving means outer surface are arranged on rear side of the first conversion chamber in inwall and are fixedly connected,
Pulverize and screening delivery device set in the cavity below cylinder, pulverizing on rear side of first driving means set in dispenser to screening
The reforming unit that delivery device is connected, so as to realize automatic manipulation bulk alum pulverize work and automatic manipulation is pulverized
Alum afterwards carries out screening and launches work, improves operating efficiency, reduces operating procedure.
2. by reforming unit include stretching downwards setting the second conversion chamber and be arranged on below the first conversion chamber and
The sliding chamber of the front and rear setting that stretches, section intercommunication that stretches of stretch on rear side of sliding chamber end pin and the second conversion bottom of chamber portion are set, sliding chamber
Front side is stretched, and end pin is logical to be passed through inwall on rear side of cavity and is set with cavity intercommunication, and the second conversion intracavitary is set and first driving means rear side
The transfer panel being connected is held, the first adapter is fixedly installed on the rear side outer surface of transfer panel, is stretched before and after sliding intracavitary is sliding
The extended sliding-contacted rod put, the end pin that stretches on front side of sliding-contacted rod is visited to be fixedly connected into cavity and with end pin on rear side of sieve, after sliding-contacted rod
The side end pin that stretches is visited into the second conversion intracavitary and end pin the second adapter is fixedly installed, between the second adapter and the first adapter
Switching mating connection drive rod, drive sieve to slide up and down so as to manipulate reforming unit automatically by first driving means, improve
Operating efficiency, enhancing automation manipulation rate, reduces worker's amount of labour.
3. the present invention is simple in construction, easy to operate, can realize automatic manipulation bulk alum pulverizes work and screening throwing
Work is put, improves the operating efficiency of dispensing, reforming unit is manipulated automatically by first driving means and drives sieve to slide up and down, increase
Strong automation manipulation rate, mitigates manual labor amount, improves efficiency.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
The change or replacement expected without creative work, it should all be included within the scope of the present invention.Therefore, it is of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (5)
1. a kind of sewage centralization processing unit, including pulverize dispenser, it is characterised in that:Pulverize to be provided with dispenser top surface and throw
Enter groove, knock down the intercommunication of trench bottom end pin and be provided with connecting cavity, the intercommunication of connecting cavity bottom is provided with the cavity for the setting that stretches downwards, cavity bottom
Portion's logical pass through of end pin that stretch pulverizes dispenser bottom surface, and the left and right sides matches provided with to inner side at the top of the cavity between connecting cavity and cavity
Stretch the squint plate of setting, is equipped with the cavity below each squint plate and pulverizes cylinder, pulverized and pulverize dispensing on rear side of cylinder
The first conversion chamber is provided with device, the first barrier wallboard is provided between the first conversion chamber and cavity, is each pulverized fixed in cylinder
The Coupling Shaft of the front and rear setting that stretches is provided with, the end pin that stretched on front side of Coupling Shaft is transferred with cavity front inner wall, is stretched on rear side of Coupling Shaft
Prolong that section is logical to pass through the first barrier wallboard and switching, the end pin that stretched on rear side of each Coupling Shaft visit into the first conversion intracavitary and end pin it is solid
Surely toothed wheel is provided with, left and right sides toothed wheel, which is coincide, to be connected, and left side is fixedly installed the first taper cone pulley on toothed wheel trailing flank,
First taper cone pulley right-hand end, which coincide, is connected with the second taper cone pulley, and the second taper cone pulley rear side end is connected with first driving means,
First driving means outer surface is arranged on rear side of the first conversion chamber in inwall and is fixedly connected, and pulverizes and is set in the cavity below cylinder
There is a screening delivery device, pulverizing on rear side of first driving means is provided with to be connected with screening delivery device in dispenser
Reforming unit, pulverize dispenser surrounding and be provided with leg, leg bottom surface is provided with roller, manipulation is provided with first driving means
Device.
A kind of 2. sewage centralization processing unit according to claim 1, it is characterised in that:The screening delivery device bag
Include and be arranged in the cavity pulverized below cylinder in the inwall of the left and right sides and the setting that matches connects groove and setting
With the cavity pulverized below cylinder in and the setting that stretches to the left and right sieve, each described connect in groove be equipped with
Stretch the bar that connects of setting up and down, the end pin that stretched at left and right sides of the sieve visit respectively into connected described in the left and right sides in groove and with
It is described connect in groove it is described connect bar and slip, the described of the screen bottom connects rod outer surface and is provided with spring element.
A kind of 3. sewage centralization processing unit according to claim 1, it is characterised in that:It is provided with and launches in the sieve
Hole.
A kind of 4. sewage centralization processing unit according to claim 1, it is characterised in that:The reforming unit include to
Under stretch setting second conversion chamber and be arranged on it is described first conversion chamber below and the front and rear setting that stretches sliding chamber, it is described
End pin and the described second conversion bottom of chamber portion section intercommunication that stretches that stretched on rear side of sliding chamber are set, and the end pin that stretched on front side of the sliding chamber leads to
Pass through inwall on rear side of the cavity and set with the cavity intercommunication, the second conversion intracavitary is provided with and the first driving means
The transfer panel that rear side end is connected, the first adapter is fixedly installed on the rear side outer surface of the transfer panel, it is described sliding
The sliding sliding-contacted rod for having the front and rear setting that stretches of intracavitary, the end pin that stretches on front side of the sliding-contacted rod visit into the cavity and with the sieve
Sub- rear side end pin is fixedly connected, and the end pin that stretched on rear side of the sliding-contacted rod is visited to be fixedly installed into the described second conversion intracavitary and end pin
Second adapter, transferred between second adapter and first adapter and be connected with drive rod.
A kind of 5. sewage centralization processing unit according to claim 1, it is characterised in that:The actuation means include solid
Surely it is arranged on first control device in the first driving means upper left side face and to be fixedly installed on the first driving means upper right
Second control device of side.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710738011.3A CN107892353A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage centralization processing unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710738011.3A CN107892353A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage centralization processing unit |
Publications (1)
Publication Number | Publication Date |
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CN107892353A true CN107892353A (en) | 2018-04-10 |
Family
ID=61803421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710738011.3A Withdrawn CN107892353A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage centralization processing unit |
Country Status (1)
Country | Link |
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CN (1) | CN107892353A (en) |
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2017
- 2017-08-24 CN CN201710738011.3A patent/CN107892353A/en not_active Withdrawn
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Application publication date: 20180410 |