CN206047250U - A kind of composite block steel aluminum separation device - Google Patents
A kind of composite block steel aluminum separation device Download PDFInfo
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- CN206047250U CN206047250U CN201620768542.8U CN201620768542U CN206047250U CN 206047250 U CN206047250 U CN 206047250U CN 201620768542 U CN201620768542 U CN 201620768542U CN 206047250 U CN206047250 U CN 206047250U
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- steel
- cutter
- composite block
- workbench
- block
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Abstract
The utility model discloses a kind of composite block steel aluminum separation device, including fuselage, fixed dam, hydraulic means, cutter, workbench, the fixed dam, the workbench are fixed on the fuselage；The hydraulic means is flexibly connected the fuselage；The hydraulic means is connected to the centre position of the fixed dam and the workbench；Detached steel and aluminum composite block is needed to be connected on the workbench, the hydraulic means connects the cutter, the cutter is flexibly connected the workbench, and the cutter acts on steel and aluminum composite block, steel is separated with aluminium block with the bloom in aluminum composite block.
Description
Technical field
This utility model is related to segregation apparatuss, more particularly to a kind of composite block steel aluminum separation device.
Background technology
Steel and aluminum composite block are key members in the production of current electrolysis aluminum.Steel and aluminum composite block have steel aluminum and steel plate by quick-fried
The mode of fried welding is combined with each other, and solder bond power is very high, is not readily separated.After steel and the work for a period of time of aluminum composite block,
Weld occurs crackle, causes conductivity and bonding strength to decline, so as to the steel that needs more to renew and aluminum composite block.Under replacing
Steel and aluminum composite block without separating treatment, can only sell as scrap iron, the response rate of waste wood is very low, causes very big damage
Become estranged waste.
In the market not used for separation of steel and the special equipment of aluminum composite block, once paid pilot production with arch band sawing machine or
Circular saw bit cutting machine carries out cutting separation, but noise pollution is big, clamping requirement is higher, cutting part is accurate, process-cycle length, effect
The problems such as rate is low, safety coefficient is relatively low, high labor intensive, separation costs height.
Utility model content
To solve the problems, such as in existing isolation technics, the utility model proposes a kind of composite block steel aluminum separation device, bag
Fuselage, fixed dam, hydraulic means, the cutter for separation of steel and aluminum composite block, workbench are included,
The fixed dam, the hydraulic means, the workbench are connected with the fuselage respectively；
The fixed dam is connected with the bottom of the hydraulic means；
The working end of the hydraulic means and the movable connection of the cutter；
The movable one end for connecting the workbench of the cutter, the other end of the workbench connect steel to be separated
With aluminum composite block；
Wherein, the hydraulic means drives the cutter, makes the cutter separation of steel and aluminum composite block.
Preferably, the fuselage includes cuboid iron block.
Preferably, the fixed dam side is provided with gusset.
Preferably, the hydraulic means specifically includes hydraulic jack, auxiliary steel cylinder and locating rack.
Preferably, the cutter includes cutter head, blade and knife tail；
The cutter head connects the blade；
The blade connects the knife tail；
The knife WEILIAN connects the hydraulic means.
Preferably, the cutter head is triangular prism shaped inclined opening structure.
Preferably, the blade both sides are provided with slide block；
Chute is provided with the workbench；
The slide block is flexibly connected with the chute.
Preferably, the workbench both sides are provided with gusset；
The gusset is fixedly connected the workbench.
Preferably, the position regulator of adjustment steel and the compound tile height of aluminum is provided with the workbench；
The position regulator includes cushion block or hydraulic lift.
Preferably, the workbench is arranged and is provided with for connecting the attachment means of steel and aluminum composite block；
The attachment means include block.
Compared with existing isolation technics, the device has fuselage, fixed dam, hydraulic means, cutter, workbench structure
Into, need detached steel and aluminum composite block to be connected on the workbench, hydraulic means connects the cutter, and cutter is flexibly connected institute
Workbench is stated, cutter acts on steel and aluminum composite block, steel is separated with aluminium block with the bloom in aluminum composite block.
This utility model simple structure, using hydraulic means as power set, by hydraulic energy is converted into mechanical energy,
Mechanical energy acts on the explosive welding face of cutter, bit alignment steel and aluminum composite block, in the presence of cutter shear-force, makes weldering
The bloom and aluminium block being connected together is separated.
This new steel and aluminum composite block segregation apparatuss, separation efficiency is high, noiselessness pollutes, safe, easy to operate.
Description of the drawings
Fig. 1 is a kind of front view of composite block steel aluminum separation device that this utility model embodiment is proposed；
Fig. 2 is a kind of side view of composite block steel aluminum separation device that this utility model embodiment is proposed；
Fig. 3 is a kind of top view of composite block steel aluminum separation device that this utility model embodiment is proposed；
Fig. 4 is a kind of structure front view of cutter that this utility model embodiment is proposed；
Fig. 5 is a kind of structural side view of cutter that this utility model embodiment is proposed；
Fig. 6 is a kind of structure top view of cutter that this utility model embodiment is proposed.
Marginal data
1：Fuselage 2:Fixed dam 3：Hydraulic means 4：Cutter
5：Workbench 21：Cutter head 22：Blade 23：Knife tail
24：Slide block
Specific embodiment
Specific embodiment of the utility model is the following is, the technical solution of the utility model is further described, but
Utility model is not limited to these embodiments.
It should be noted that when an element is referred to as " fixation " or " being fixedly connected " another element, it can be direct
Act on another element or can also there is element placed in the middle；It is considered as " connection " another element when one, it
Can be directly connected to another element or there may be element placed in the middle.
Embodiment 1
This utility model embodiment 1 proposes a kind of composite block steel aluminum separation device, including fuselage 1, fixed dam 2, liquid
Pressure device 3, the cutter 4 for separation of steel and aluminum composite block, workbench 5,
The fixed dam 2, the hydraulic means 3, the workbench 5 are connected with the fuselage 1 respectively；
The fixed dam 2 is connected with the bottom of the hydraulic means 3；
The working end of the hydraulic means 3 and 4 movable connection of the cutter；
The movable one end for connecting the workbench 5 of the cutter 4, the other end connection of the workbench 5 are to be separated
Steel and aluminum composite block；
Wherein, the hydraulic means 3 drives the cutter 4, makes 4 separation of steel of the cutter and aluminum composite block.
Fuselage 1 is steel and aluminum composite block segregation apparatuss " pedestal ", plays a part of fixed and supports.Steel and aluminum composite block
Whole separation process all complete on the fuselage 1, fuselage 1 needs very firm and with very strong stability.
Solid cuboid steel plate can be specifically selected, if not having suitable size steel plate use several blocks of little steel
Plate weld is formed, but needs to ensure the intensity of welding rear body 1.
When steel and aluminum composite block segregation apparatuss work, shake and be likely to result in the generation of peril and affect to separate
What is worked is effectively carried out, to avoid the occurrence of these, preferably fixing fuselage 1.Can be with 4 drift angles below steel plate
Circular hole is provided with, for connecting bolt, ground relevant position the screwed hole of correspondence bolt is provided with.Bolt passes through circular hole, Gu
It is scheduled in screwed hole, thus, steel plate just firmly " is locked ".
The bottom side " lock " of fuselage 1 on the ground, is fixed with fixed dam 2 and carries out the work of mask work on opposite side
Platform 5.
As shown in Figure 1, Figure 2 and Figure 3, fixed dam 2 is fixed on the fuselage 1, can be specifically welded on fuselage 1.Gu
Determine 2 side of baffle plate and be provided with gusset, gusset plays the effect of reinforcing 2 rigidity of fixed dam.2 gussets can be specifically provided with.
Hydraulic means 3 connects on the fuselage 1, in the middle of fixed dam 2 and workbench 5.
Hydraulic means 3 includes hydraulic jack, auxiliary steel cylinder and locating rack.
Hydraulic jack, be it is a kind of using the liquid being sealed in oil cylinder as medium, hydraulic energy is converted into mechanical energy, from
And jack is lifted into obtain on object top.Hydraulic jack simple structure, small volume, lightweight, top lifting force are greatly, for ease of maintenaince.It ten
Division is suitable as steel and the PTO of aluminum composite block segregation apparatuss.
Stroke is released in view of hydraulic jack, auxiliary steel cylinder is increased.Auxiliary steel cylinder is placed on hydraulic jack and stretches out
Piston rod end, for compensating the deficiency of hydraulic jack stroke.
Locating rack plays a part of hydraulic means 3 is supported and positioned.Hydraulic jack and auxiliary cylinder accumbency are in positioning
On frame, can pass through to adjust the direction that positioning rack position ensures hydraulic jack active force, be being oriented parallel to point for active force
From the explosive welding face of steel and aluminum composite block.
The bottom of hydraulic means 3 aids in steel cylinder, and be connected baffle plate 2.Hydraulic means 3 can receive 4 pairs, cutter when working
Its active force, at this moment needs to provide counteracting force contrary with this force direction, can just make not sending out for 3 main body of hydraulic means
Raw displacement, fixed dam 2 are just played a part of to provide this counteracting force.
The working end of hydraulic means 3 is connected to cutter 4.
As shown in Figure 4, Figure 5 and Figure 6, cutter 4 is specifically included, cutter head 21, blade 22, knife tail 23.
Cutter head 21 acts on the weld of bloom and aluminium block in steel and aluminum composite block.Cutter head 21 makes triangular prism shaped angle
Structure, sharp cutter head 21 enhance the pressure of cutter head 21 and explosive welding face, improve shearing of the cutter head 21 to explosive welding face
Power, is so conducive to the separation to bloom and aluminium block.When cutter head 21 carries out mask work, carry very big pressure and with steel and aluminum
There is larger friction between composite block, in order to ensure the separating effect and ruggedness of cutter head 21, this needs the very big intensity of cutter head 21
And hardness, can specifically use alloy cutter head 21 made by wolfram steel.
Wolfram steel also known as hard alloy, with hardness is high, wear-resisting, the premium properties such as high intensity and good toughness.It is very suitable to make
Into cutter head 21.
Cutter head 21 is connected with blade 22.Cutter head 21 can be embedded in blade 22, can be welded to connect with blade 22.
22 both sides of blade are provided with slide block 24.Chute is provided with workbench 5, slide block 24 is and the chute on workbench 5
Correspondence, cutter 4 pass through the flexible connection of slide block 24 and chute, and cutter 4 is moved on the track for arranging, it is ensured that separation of steel and aluminum
Action direction during composite block.
Knife tail 23 is connected with blade 22.The connection knife of hydraulic means 3 tail 23, when hydraulic means 3 works, hydraulic energy is converted into machine
Tool energy, promotes cutter 4 to move along chute track.In order to the active force of hydraulic means 3 fully acts on cutter 4, knife tail 23 can be with
Arrange circular or trapezoidal, there are enough contacts area with the tailpiece of the piston rod of hydraulic jack auxiliary steel cylinder end face.
Workbench 5 is the work platformses for carrying out steel and aluminum composite block mask work.
5 external structure steel framework of workbench, specifically 2 steel plates, steel plate are welded on the fuselage 1.Based on to outside knot
The invigoration effect of structure, is welded with gusset in 5 both sides of workbench, specifically can be both provided with 2 gussets in both sides.
Chute is provided with steel plate, it is corresponding with cutter 4, for connecting cutter 4.
Adjusting apparatus are provided with workbench 5.
Position regulator can be cushion block.The upper-lower position of steel and aluminum composite block is adjusted by cushion block, it is ensured that cutter 4
Cutter head 21 is directed at the explosive welding face of steel and aluminum composite block.
, to be designed to step, the size of bottom step is well-to-do for cushion block, and it is more flat to be easy to place steel and aluminum composite block
Surely, the size of upper strata step will according to being designed according to the actual size of steel and aluminum composite block, long and width be less than steel and
The length and width of aluminum composite block, during to place steel and aluminum composite block, ensure that explosive welding face and the cunning of steel and aluminum composite block
4 cutter head 21 of cutter installed on groove is parallel, also allows for picking and placeing steel and aluminum composite block.
One piece of block is provided with workbench 5, can be specifically the block of steel.Block is connected on rear side of steel framework.
Specifically, block is fixedly connected with fuselage 1 and chute by welding, and steel and aluminum composite block are placed on cushion block, and side is tightly pasted
Block is closed, is connected with block.Block is used for the end face for fixing steel and aluminum composite block, limits the displacement of steel and aluminum composite block, with
It is easy to the active force of cutter 4 to be acted on steel and aluminum composite block completely.
The course of work is described：Fuselage 1 is fixed on the ground, hydraulic means 3 is installed, cutter 4 is connected to workbench 5
On；Need to detached steel and aluminum composite block be placed on cushion block, it is to should be noted that the one of aluminium block faces up to place steel and aluminum composite block；
By adjusting pad tile height, it is that steel and the explosive welding face of aluminum composite block are alignd with the cutter head 21 of cutter 4；Steel and aluminum composite block
Tail end is close on the end face of steel baffle plate；Start hydraulic means 3, promote cutter 4 to move along the track of chute；Cutter 4
After cutter head 21 is contacted with steel and aluminum composite block, cutter head 21 is close to the explosive welding face incision of steel and aluminum composite block, due to upper strata
Aluminium block material hardness it is low, separate with the shearing of the bloom of lower floor in the presence of 4 external force of cutter.
If aluminium block be placed on it is following because material is soft, can extruding force effect under deform, cause weld detonation front
Position change, it is impossible to be directed at cutter head 21, bad impact caused to mask work.
In order to avoid there is mismatch in the compound block welding detonation front of entry and the steel and aluminum of cutter 4, chute with cutter 4
The activity interval of 22 top shoe 24 of blade is unsuitable excessive, should reduce the gap after both install as far as possible；And ensure that cutter 4 works
During stability, the contact area of chute and 22 top shoe 24 of blade will be increased as far as possible.In specific works, for cutter
The smoothness of 4 motions, needs to reduce chute and the coefficient of friction between the two of slide block 24, specifically can apply on chute and slide block 24
Cover suitable lubricant.
Embodiment 2
This utility model embodiment 2 proposes a kind of composite block steel aluminum separation device.
Fuselage 1 can specifically select solid cylindrical steel plate.
When steel and aluminum composite block segregation apparatuss work, shake and be likely to result in the generation of peril and affect to separate
What is worked is effectively carried out, to avoid the occurrence of these, preferably fixing fuselage 1.Setting in diametric(al) below steel plate
2 circular holes are put, for connecting bolt, ground relevant position the screwed hole of correspondence bolt is provided with.Bolt passes through circular hole, fixed
In screwed hole, thus, steel plate just firmly " is locked ".
The bottom side " lock " of fuselage 1 on the ground, is fixed with fixed dam 2 and carries out the work of mask work on opposite side
Platform 5.
Fixed dam 2 is fixed on the fuselage 1, can be specifically welded on fuselage 1.2 side of fixed dam is provided with muscle
Plate, gusset play the effect of reinforcing 2 rigidity of fixed dam.2 gussets can be specifically provided with.
Hydraulic means 3 connects on the fuselage 1, in the middle of fixed dam 2 and workbench 5.
Hydraulic means 3 includes hydraulic jack, auxiliary steel cylinder and locating rack.
Hydraulic jack, be it is a kind of using the liquid being sealed in oil cylinder as medium, hydraulic energy is converted into mechanical energy, from
And jack is lifted into obtain on object top.Hydraulic jack simple structure, small volume, lightweight, top lifting force are greatly, for ease of maintenaince.It ten
Division is suitable as steel and the PTO of aluminum composite block segregation apparatuss.
Stroke is released in view of hydraulic jack, auxiliary steel cylinder is increased.Auxiliary steel cylinder is placed on hydraulic jack and stretches out
Piston rod end, for compensating the deficiency of hydraulic jack stroke.
Locating rack plays a part of hydraulic means 3 is supported and positioned.Hydraulic jack and auxiliary cylinder accumbency are in positioning
On frame, can pass through to adjust the direction that positioning rack position ensures hydraulic jack active force, be being oriented parallel to point for active force
From the explosive welding face of steel and aluminum composite block.
The bottom of hydraulic means 3 aids in steel cylinder, and be connected baffle plate 2.Hydraulic means 3 can receive 4 pairs, cutter when working
Its active force, at this moment needs to provide counteracting force contrary with this force direction, can just make not sending out for 3 main body of hydraulic means
Raw displacement, fixed dam 2 are just played a part of to provide this counteracting force.
The working end of hydraulic means 3 is connected to cutter 4.
Cutter 4 is specifically included, cutter head 21, blade 22, knife tail 23.
Cutter 4 can be an overall structure, be formed by casting of metals.
Cutter head 21 acts on the weld of bloom and aluminium block in steel and aluminum composite block.Cutter head 21 makes triangular prism shaped angle
Structure, sharp cutter head 21 enhance the pressure of cutter head 21 and explosive welding face, improve shearing of the cutter head 21 to explosive welding face
Power, is so conducive to the separation to bloom and aluminium block.When cutter head 21 carries out mask work, carry very big pressure and with steel and
There is larger friction between aluminum composite block, in order to ensure the separating effect and ruggedness of cutter head 21,21 position of cutter head can be carried out
High-frequency quenching process.
22 both sides of blade are provided with slide block 24.Chute is provided with workbench 5, slide block 24 is and the chute on workbench 5
Correspondence, cutter 4 pass through the flexible connection of slide block 24 and chute, and cutter 4 is moved on the track for arranging, it is ensured that separation of steel and aluminum
Action direction during composite block.
Knife tail 23 is connected with blade 22.The connection knife of hydraulic means 3 tail 23, when hydraulic means 3 works, hydraulic energy is converted into machine
Tool energy, promotes cutter 4 to move along chute track.In order to the active force of hydraulic means 3 fully acts on cutter 4, knife tail 23 can be with
Rectangularity is set, it is ensured that have sufficient contact area with the tailpiece of the piston rod of hydraulic jack auxiliary steel cylinder.
Workbench 5 is the work platformses for carrying out steel and aluminum composite block mask work.
5 external structure steel framework of workbench, specifically 2 steel plates, steel plate are welded on the fuselage 1.Based on to outside knot
The invigoration effect of structure, is welded with gusset in 5 both sides of workbench, specifically can be both provided with 2 gussets in both sides.
Chute is provided with steel plate, it is corresponding with cutter 4, for connecting cutter 4.
Adjusting apparatus are provided with workbench 5.
Position regulator can be hydraulic lift.The upper and lower of steel and aluminum composite block is adjusted by hydraulic lift
Position, it is ensured that the alignment steel of cutter head 21 of cutter 4 and the explosive welding face of aluminum composite block.
Hydraulic lift has piston rod and support platform.Piston rod is used to adjust upper-lower position；Connect in support platform
Steel and aluminum composite block.
One piece of block is provided with workbench 5, can be specifically the block of steel.Block is connected on rear side of steel framework.
Specifically, block is fixedly connected with fuselage 1 and chute by welding, and steel and aluminum composite block are placed on cushion block, and side is tightly pasted
Block is closed, is connected with block.Block is used for the end face for fixing steel and aluminum composite block, limits the displacement of steel and aluminum composite block, with
It is easy to the active force of cutter 4 to be acted on steel and aluminum composite block completely.
Specifically can be being provided with heater on workbench 5.Heater is heated to steel and aluminum composite block, gold
Category can reduce metal strength, increase the mobility of metal after being heated, reduce resistance suffered when cutter 4 cuts.
The course of work is described：Fuselage 1 is fixed on the ground, hydraulic means 3 is installed, cutter 4 is connected to workbench 5
On；Need to detached steel and aluminum composite block be placed on cushion block, it is to should be noted that the one of aluminium block faces up to place steel and aluminum composite block；
By adjusting pad tile height, it is that steel and the explosive welding face of aluminum composite block are alignd with the cutter head 21 of cutter 4；Steel and aluminum composite block
Tail end is close on the end face of steel baffle plate；Start hydraulic means 3, promote cutter 4 to move along the track of chute；Cutter 4
After cutter head 21 is contacted with steel and aluminum composite block, cutter head 21 is close to the explosive welding face incision of steel and aluminum composite block, due to upper strata
Aluminium block material hardness it is low, separate with the shearing of the bloom of lower floor in the presence of 4 external force of cutter.
If aluminium block be placed on it is following because material is soft, can extruding force effect under deform, cause weld detonation front
Position change, it is impossible to be directed at cutter head 21, bad impact caused to mask work.
In order to avoid there is mismatch in the compound block welding detonation front of entry and the steel and aluminum of cutter 4, chute with cutter 4
The activity interval of 22 top shoe 24 of blade is unsuitable excessive, should reduce the gap after both install as far as possible；And ensure that cutter 4 works
During stability, the contact area of chute and 22 top shoe 24 of blade will be increased as far as possible.In specific works, for cutter
The smoothness of 4 motions, needs to reduce chute and the coefficient of friction between the two of slide block 24, specifically can apply on chute and slide block 24
Cover suitable lubricant.
The specific embodiment of technical solutions of the utility model is these are only, in order to clearer to those skilled in the art
Illustrate the technical solution of the utility model.Scope of the present utility model is not limited to embodiment described above, should be new by this enforcement
Depending on the right of type.
Claims (10)
1. a kind of composite block steel aluminum separation device, including fuselage, fixed dam, hydraulic means, for separation of steel and aluminum composite block
Cutter, workbench, it is characterised in that：
The fixed dam, the hydraulic means, the workbench are connected with the fuselage respectively；
The fixed dam is connected with the bottom of the hydraulic means；
The working end of the hydraulic means and the movable connection of the cutter；
One end of the cutter movable connection workbench, the other end of the workbench connects steel to be separated and aluminum is multiple
Close block；
Wherein, the hydraulic means drives the cutter, makes the cutter separation of steel and aluminum composite block.
2. composite block steel aluminum separation device according to claim 1, it is characterised in that：The fuselage includes cuboid ferrum
Block.
3. composite block steel aluminum separation device according to claim 1, it is characterised in that：The fixed dam side is provided with
Gusset.
4. composite block steel aluminum separation device according to claim 1, it is characterised in that：The hydraulic means specifically includes liquid
Pressure jack, auxiliary steel cylinder and locating rack.
5. composite block steel aluminum separation device according to claim 1, it is characterised in that：The cutter includes cutter head, blade
With knife tail；
The cutter head connects the blade；
The blade connects the knife tail；
The knife WEILIAN connects the hydraulic means.
6. composite block steel aluminum separation device according to claim 5, it is characterised in that：The cutter head is triangular prism shaped oblique
Mouth structure.
7. composite block steel aluminum separation device according to claim 5, it is characterised in that：The blade both sides are provided with cunning
Block；
Chute is provided with the workbench；
The slide block is flexibly connected with the chute.
8. composite block steel aluminum separation device according to claim 1, it is characterised in that：The workbench both sides are provided with muscle
Plate；
The gusset is fixedly connected the workbench.
9. composite block steel aluminum separation device according to claim 1, it is characterised in that：Adjustment is provided with the workbench
The position regulator of steel and the compound tile height of aluminum；
The position regulator includes cushion block or hydraulic lift.
10. composite block steel aluminum separation device according to claim 1, it is characterised in that：The workbench is arranged on arranging
Have for connecting the attachment means of steel and aluminum composite block；
The attachment means include block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768542.8U CN206047250U (en) | 2016-07-20 | 2016-07-20 | A kind of composite block steel aluminum separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620768542.8U CN206047250U (en) | 2016-07-20 | 2016-07-20 | A kind of composite block steel aluminum separation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206047250U true CN206047250U (en) | 2017-03-29 |
Family
ID=58376126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620768542.8U Expired - Fee Related CN206047250U (en) | 2016-07-20 | 2016-07-20 | A kind of composite block steel aluminum separation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206047250U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315144A (en) * | 2019-08-05 | 2019-10-11 | 广西百色银海铝业有限责任公司 | A kind of composite sheet seperator and aluminum steel separator |
-
2016
- 2016-07-20 CN CN201620768542.8U patent/CN206047250U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315144A (en) * | 2019-08-05 | 2019-10-11 | 广西百色银海铝业有限责任公司 | A kind of composite sheet seperator and aluminum steel separator |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170329 Termination date: 20170720 |