CN103292106B - The cold coupling sleeve of PE pipeline - Google Patents
The cold coupling sleeve of PE pipeline Download PDFInfo
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- CN103292106B CN103292106B CN201310258090.XA CN201310258090A CN103292106B CN 103292106 B CN103292106 B CN 103292106B CN 201310258090 A CN201310258090 A CN 201310258090A CN 103292106 B CN103292106 B CN 103292106B
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- sleeve body
- pipeline
- extruding
- capping
- sleeve
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- 230000008878 coupling Effects 0.000 title claims abstract description 20
- 238000010168 coupling process Methods 0.000 title claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000012943 hotmelt Substances 0.000 description 20
- 238000002844 melting Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 238000003723 Smelting Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000004831 Hot glue Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006386 memory function Effects 0.000 description 2
- 206010039792 Seborrhoea Diseases 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 208000008742 seborrheic dermatitis Diseases 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
- Pipe Accessories (AREA)
Abstract
The present invention relates to the cold coupling sleeve of a kind of PE pipeline, comprise sleeve body, feature is: sleeve body is circumferentially provided with multiple annular relief be connected as a single entity with it near two ends inwall; Also comprise and be arranged on sleeve body outer wall axially at least two extruding cappings and the capping clamp for clamping fastening extruding cover rim portion, extruding capping inwall is shaped with card tooth, and each extruding capping clamps by capping clamp the extruding that its edge part realizes sleeve body and pipeline.Advantage is: by closely cooperating with the pipe extrusion inserted in sleeve body in sleeve body inwall multiple annular relief circumferentially, and clamp by extruding capping and capping clamp the extruding realized sleeve body, and then very tight being tightly connected between sleeve body and pipeline can be ensure that; In-site installation is easy and simple to handle, quick, can significantly shorten the pipeline construction activity duration, ensures pipeline quality of connection, reduces pipeline laying construction cost, extends pipeline working life.
Description
Technical field
The invention belongs to technical field of pipeline connection, particularly relate to the cold coupling sleeve of a kind of PE pipeline.
Background technique
At present, the construction of PE pipeline connects and mainly comprises heat-melting butt-joint, electric smelting connection and mechanical connection three kinds by existing international mode.Wherein, it is all adopt heat-melting butt-joint that heavy caliber pipe, pipe fitting connect, and described hot-melt adhesive paste is that after tubing or pipe fitting first being melted, polymerization links into an integrated entity again.Minor caliber pipe is when adopting heat-melting butt-joint, and the effect due to pressure can produce molten seborrhea and go out, and causes its internal diameter to reduce, affects current unimpeded.And when connecting with the PE tubing of steel-wire carcass; due to cannot heat-melting butt-joint be implemented; therefore electric melting sleeve welding manner must be adopted; electric melting sleeve complicated operation; molten fat visibility is zero; often there will be resistance wire short circuit or the unstable situation of welding, and then cause electric melting sleeve to scrap, increase construction cost.In addition, electric smelting connects and all needs longer electric smelting heating time and cool time, therefore have impact on pipeline construction efficiency.
Summary of the invention
The present invention for solve in known technology the technical problem that exists and provide that a kind of structure is simple, connection sealing can good, be convenient to on-site construction operations and significantly can shorten the cold coupling sleeve of PE pipeline of pipeline construction activity duration and cost.
The technological scheme that the present invention takes for the technical problem existed in solution known technology is:
The cold coupling sleeve of a kind of PE pipeline, comprises sleeve body, and described sleeve body is circumferentially provided with multiple annular relief be connected as a single entity with it near two ends inwall;
Also comprise be arranged on sleeve body outer wall axially at least two extruding cappings of fastening sleeve main body and PE pipeline and the capping clamp for clamping fastening extruding cover rim portion, extruding capping inwall is shaped with for clamping the card tooth inserting pipeline, described each extruding capping clamps by capping clamp the extruding that its edge part realizes sleeve body and pipeline.
The present invention can also adopt following technological scheme:
Described sleeve body, extruding capping and capping clamp all adopt PE plastic production.
Described sleeve body outer wall is axially shaped with the lug boss for the extruding capping that is installed, and described lug boss is shaped with the groove that is installed, described extruding capping inwall is shaped with the flange matched with the groove that is installed.
The cold coupling sleeve of a kind of PE pipeline, comprise sleeve body, described sleeve body is the two layered cylinder wall construction that axial intermediate portion is provided with connecting body, between the double-deck barrel in connecting body both sides, symmetry is provided with flexible buffer portion and shutoff sleeve embedded part successively, and described sleeve body two ends are circumferentially shaped with the slot for plug-in mounting hot melt fixed block;
Also comprise the shutoff sleeve that interference is fitted in shutoff sleeve embedded part in sleeve body, its external diameter is undergauge structure and the hot melt fixed block be inserted in slot, shutoff sleeve one end is circumferentially provided with the slot for plug-in mounting hot melt fixed block.
Described sleeve body and shutoff sleeve all adopt PE plastic production.
The described sleeve body buffer portion that stretches is made up of the multiple connected arc-shaped buffer substrate tablet be fixed between the double-deck barrel of sleeve body.
The described sleeve body buffer portion that stretches is made up of the multiple connected N shape buffer substrate tablet be fixed between the double-deck barrel of sleeve body.
Described sleeve body two ends are shaped with the recessed seam for locating, and outside, described shutoff sleeve one end is shaped with the male half coupling that seam recessed with sleeve body coordinates.
Described sleeve body two ends are circumferentially at least shaped with two symmetrically arranged slots for plug-in mounting hot melt fixed block.
Described shutoff sleeve one end is circumferentially at least provided with two symmetrically arranged slots for plug-in mounting hot melt fixed block.
The advantage that the present invention has and good effect are: because the present invention adopts technique scheme, namely by closely cooperating with the pipe extrusion inserted in sleeve body in sleeve body inwall multiple annular relief circumferentially, and clamp realize sleeve body and the extruding of inserting pipeline by being arranged on sleeve body outer wall axially two extruding cappings and capping clamp, and the card tooth 5-2 in extruding capping and lower extruding capping is tightly stuck on the tube wall of pipeline 4, and then the very tight sealing socket between sleeve body and pipeline can be ensure that.Adopt this coupling sleeve can realize submersible, unregulated power operation.In water supply line construction operation, adopt this PE pipeline cold coupling sleeve pipeline and pipe end can be implemented to be connected and seal, without the need to electric smelting heating time and cool time, avoid resistance wire short circuit or the unstable defect of welding, not only be convenient to on-site construction operations, simple installation and fast, significantly shorten the pipeline connection activity duration, but also pipeline quality of connection can be ensured, greatly reduce pipeline construction cost.Stability, ductility, pliability and memory function thereof that this cold coupling sleeve is had by the PE material defect to electric smelting connection or hot-melt adhesive paste can play well repaiies only effect; Due to ring compression effect in pipeline, namely manifold pressure is larger, and its sealing is better, and can significantly increase the service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the I portion three-dimensional exploded view of Fig. 1;
Fig. 3 is the embodiment of the present invention 1 using state 1 schematic diagram;
Fig. 4 is the embodiment of the present invention 1 using state 2 schematic diagram;
Fig. 5 is the structural representation of the embodiment of the present invention 2; (in figure non-plug-in mounting hot melt fixed block)
Fig. 6 is the A-A sectional view of Fig. 5;
Fig. 7 is shutoff tube-in-tube structure schematic diagram in embodiment 2;
Fig. 8 is the structural representation of the embodiment of the present invention 3;
Fig. 9 is the left view of Fig. 8;
Figure 10 is the using state schematic diagram of the embodiment of the present invention 2 and embodiment 3.
In figure: 1, sleeve body; 1-1, flexible buffer portion; 1-2, shutoff sleeve embedded part; 1-3, connecting body; 1-4, locate recessed seam; 1-5, annular relief; 1-6, be installed lug boss; 2, shutoff sleeve; 2-1, convex seam; 3, hot melt fixed block; 4, pipeline; 5, capping is extruded; 5-1, flange; 5-2, card tooth; 5-3, edge part; 5-3-1, draw-in groove; 6, capping clamp.
Embodiment
For summary of the invention of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Embodiment 1, refer to Fig. 1-Fig. 2, the cold coupling sleeve of a kind of PE pipeline, comprise sleeve body 1, described sleeve body is circumferentially provided with multiple annular relief 1-5 be connected as a single entity with it near two ends inwall, after pipeline 4 inserts sleeve body, clamped by annular relief 1-5 circumferentially and pipeline and seal.
This coupling sleeve also comprises and is arranged at least two the extruding cappings 5 for fastening sleeve main body and PE pipeline axially of sleeve body outer wall and capping clamp 6.Described extruding capping is approximate tiles structure, the edge part 5-3 of a substantially horizontal is extended with in the axial edge of extruding capping, described edge part being shaped with the draw-in groove 5-3-1 for clamping capping clamp, being shaped with for clamping the card tooth 5-2 inserting pipeline on the inwall of port in extruding capping; Described extruding capping clamps realization by the edge part of each extruding capping by capping clamp and extrudes sleeve body.
In the present embodiment, the described extruding capping 5 for fastening sleeve main body and PE pipeline is preferably two, namely extrude capping and lower extruding capping on being provided with in sleeve body, two edge parts of described upper extruding capping and two edge parts of lower extruding capping are clamped by capping clamp 6.In order to increase the extruding force of extruding capping 5 pairs of sleeve body, radius and the external diameter that should be slightly less than sleeve body of described upper extruding capping and lower extruding capping inwall.
In the present embodiment, described sleeve body, extruding capping and capping clamp all adopt PE plastic production.
In the present embodiment, described sleeve body outer wall is axially shaped with the lug boss 1-6 that is installed for the extruding capping that is installed, described in be installed inclined-plane lug boss two ends collar extension being shaped with and being convenient to be set with extruding capping; The described lug boss that is installed is shaped with the groove that is installed, described extruding capping inwall is shaped with the flange 5-1 matched with the groove that is installed.
The working principle of the embodiment of the present invention 1 is:
Refer to Fig. 3 and Fig. 4, for the ease of pipeline being inserted in sleeve body 1, first operator need the groove becoming to have 45° angle by the Single port external process in 2-section pipe road 4, and this length of tubing is inserted in one end of sleeve body 1, again another length of tubing 4 is inserted in the other end of sleeve body 1, when pipeline plug-in mounting enters in sleeve body 1, extruding force due to pipeline makes annular relief 1-5 that deformation occur, and press to sleeve body, clamp by sleeve body 1 inwall annular relief 1-5 circumferentially and pipeline and seal, as shown in Figure 3.
Then upper extruding capping and lower extruding capping are enclosed within the overlapping portion in sleeve body and 2-section pipe road, and compacting extrudes capping and lower extruding capping, two capping clamps 6 are clamped on respectively on the edge part 5-3 of upper extruding capping and lower extruding capping again, make extruding capping and lower extruding capping extruding be clamped in the overlapping portion of sleeve body 1 and pipeline 4.Now, annular relief 1-5 is squeezed after the inside extruding force of capping, realizes very tight sealing with pipeline outer wall.In utilization, the card tooth 5-2 extruded in capping and lower extruding capping is tightly stuck on the tube wall of pipeline 4, to prevent the pipeline be enclosed within sleeve body to be extruded sleeve body in pressurized situation, as shown in Figure 4.
By closely cooperating with the pipe extrusion inserted in sleeve body in sleeve body inwall multiple annular relief circumferentially, and by being arranged on sleeve body outer wall axially two extruding cappings and capping clamp clamps the extruding realized sleeve body and pipeline, and the card tooth 5-2 in extruding capping and lower extruding capping is tightly stuck on the tube wall of pipeline 4, and then the very tight sealing socket between sleeve body and pipeline can be ensure that.
Embodiment 2, refer to Fig. 5-Fig. 7, the cold coupling sleeve of a kind of PE pipeline, comprise sleeve body 1, described sleeve body is the two layered cylinder wall construction that axial intermediate portion is provided with connecting body 1-3, between the double-deck barrel of sleeve body connecting body both sides, be arranged with flexible buffer portion 1-1, the shutoff sleeve embedded part 1-2 adjacent with flexible buffer portion, described sleeve body two ends are circumferentially circumferentially shaped with the slot for plug-in mounting hot melt fixed block 3 with shutoff sleeve one end.In the present embodiment, described sleeve body two ends are circumferentially at least shaped with two symmetrically arranged slots for plug-in mounting hot melt fixed block, described shutoff sleeve one end is circumferentially at least provided with two symmetrically arranged slots for plug-in mounting hot melt fixed block, also can increase the quantity of slot according to pipe diameter or applying working condition.
The cold coupling sleeve of this PE pipeline also comprises interference is fitted in shutoff sleeve embedded part in sleeve body, its external diameter is undergauge structure shutoff sleeve 2 and is inserted into non-plug-in mounting hot melt fixed block in the hot melt fixed block 3, figure in slot.
In the present embodiment, described sleeve body and shutoff sleeve all adopt PE plastic production.
In the present embodiment, the described sleeve body buffer portion 1-1 that stretches is made up of the multiple connected arc-shaped buffer substrate tablet be fixed between the double-deck barrel of sleeve body.For the ease of sleeve body and shutoff sleeve plug-in mounting location, being shaped with the recessed seam 1-4 in location for locating at described sleeve body two ends, being shaped with the convex seam 2-1 locating recessed seam with sleeve body and coordinate in outside, described shutoff sleeve one end.
Embodiment 3, refer to Fig. 8-Fig. 9, the cold coupling sleeve of PE pipeline, comprise sleeve body 1, described sleeve body is the two layered cylinder wall construction that axial intermediate portion is provided with connecting body 1-3, between the double-deck barrel of sleeve body connecting body both sides, be arranged with flexible buffer portion 1-1, the shutoff sleeve embedded part 1-2 adjacent with flexible buffer portion, described sleeve body two ends are circumferentially circumferentially shaped with the slot for plug-in mounting hot melt fixed block 3 with shutoff sleeve one end.In the present embodiment, described sleeve body two ends are circumferentially at least shaped with two symmetrically arranged slots for plug-in mounting hot melt fixed block, described shutoff sleeve one end is circumferentially at least provided with two symmetrically arranged slots for plug-in mounting hot melt fixed block, also can increase the quantity of slot according to pipe diameter or applying working condition.
The cold coupling sleeve of this PE pipeline also comprises the shutoff sleeve 2 that interference is fitted in shutoff sleeve embedded part in sleeve body, its external diameter is undergauge structure and the hot melt fixed block 3 be inserted in slot.
In the present embodiment, described sleeve body and shutoff sleeve all adopt PE plastic production.
In the present embodiment, the described sleeve body buffer portion 1-1 that stretches is made up of the multiple connected N shape buffer substrate tablet be fixed between the double-deck barrel of sleeve body.For the ease of sleeve body and shutoff sleeve plug-in mounting location, being shaped with the recessed seam 1-4 in location for locating at described sleeve body two ends, being shaped with the convex seam 2-1 locating recessed seam with sleeve body and coordinate in outside, described shutoff sleeve one end.
In the present invention, the sleeve body buffer portion 1-1 that stretches is not limited to multiple connected arc-shaped buffer substrate tablet or multiple connected N shape buffer substrate tablet, also can adopt the buffer substrate tablet of other form.
The working principle of the embodiment of the present invention 2 and embodiment 3 is:
Refer to Figure 10, operator first by the one end in 2-section pipe road 4 respectively with two shutoff sleeve plug-in mountings, then sleeve body 1 is sleeved on the other end of a wherein length of tubing 4, then the other end of another length of tubing 4 is inserted in the other end of sleeve body 1; Now two shutoff sleeves to be wedged in opposite directions and interference is fitted between the double-deck barrel of sleeve body, and the convex seam location of recessed seam and outside, shutoff sleeve one end is located by sleeve body two ends, shutoff sleeve can be made tightly to be squeezed between the double-deck barrel of sleeve body.Finally, again hot melt fixed block 3 is loaded in the slot of sleeve body and shutoff sleeve, make bottom and the tube contacts of hot melt fixed block, the side of hot melt fixed block and sleeve body and shutoff sleeve are adjacent to, by hot melt fixed block by sleeve body, shutoff sleeve and pipeline fixation, the joint and seal in 2-section pipe road 4 can be completed.
The stability that the present invention has according to PE material, ductility, pliability and memory function thereof are researched and developed, and can be played well repair only effect by the above-mentioned characteristic of the PE material defect to electric smelting connection or hot-melt adhesive paste.Due to ring compression effect in pipeline, namely manifold pressure is larger, and its sealing is better, and can significantly increase the service life.
Claims (3)
1. the cold coupling sleeve of PE pipeline, comprises sleeve body, it is characterized in that: described sleeve body is circumferentially provided with multiple annular relief be connected as a single entity with it near two ends inwall;
Also comprise be arranged on sleeve body outer wall axially at least two extruding cappings of fastening sleeve main body and PE pipeline and the capping clamp for clamping fastening extruding cover rim portion, extruding capping inwall is shaped with for clamping the card tooth inserting pipeline, each described extruding capping clamps by capping clamp the extruding that its edge part realizes sleeve body and pipeline, annular relief is squeezed after the inside extruding force of capping, realizes sealing with pipeline outer wall.
2. the cold coupling sleeve of PE pipeline according to claim 1, is characterized in that: described sleeve body, extruding capping and capping clamp all adopt PE plastic production.
3. the cold coupling sleeve of PE pipeline according to claim 2, it is characterized in that: described sleeve body outer wall is axially shaped with the lug boss for the extruding capping that is installed, described lug boss is shaped with the groove that is installed, described extruding capping inwall is shaped with the flange matched with the groove that is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310258090.XA CN103292106B (en) | 2013-01-31 | 2013-06-25 | The cold coupling sleeve of PE pipeline |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100407511 | 2013-01-31 | ||
| CN201310040751.1 | 2013-01-31 | ||
| CN 201310040751 CN103090146A (en) | 2013-01-31 | 2013-01-31 | Poly ethylene (PE) pipeline cold joint sleeve |
| CN201310258090.XA CN103292106B (en) | 2013-01-31 | 2013-06-25 | The cold coupling sleeve of PE pipeline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103292106A CN103292106A (en) | 2013-09-11 |
| CN103292106B true CN103292106B (en) | 2015-10-21 |
Family
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310040751 Pending CN103090146A (en) | 2013-01-31 | 2013-01-31 | Poly ethylene (PE) pipeline cold joint sleeve |
| CN201310258090.XA Expired - Fee Related CN103292106B (en) | 2013-01-31 | 2013-06-25 | The cold coupling sleeve of PE pipeline |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310040751 Pending CN103090146A (en) | 2013-01-31 | 2013-01-31 | Poly ethylene (PE) pipeline cold joint sleeve |
Country Status (1)
| Country | Link |
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| CN (2) | CN103090146A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967891A (en) * | 2014-05-07 | 2014-08-06 | 赵咪咪 | Butt-joint-type connecting sleeve |
| CN105972344B (en) * | 2016-05-25 | 2018-05-01 | 北京航空航天大学 | A kind of connection structure of heavy caliber enhancing tubing |
| CN109318827B (en) * | 2018-08-10 | 2024-05-07 | 三一汽车制造有限公司 | Plugging device, cab and engineering vehicle |
| CN110158587A (en) * | 2019-06-24 | 2019-08-23 | 南京工业大学 | Connecting joint of prefabricated energy pipe pile and connecting method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2515303A (en) * | 1942-06-05 | 1950-07-18 | Isnard Freres Soc Ets | Arrangement for rapidly mounting driving or driven parts on their shafts |
| GB2022750A (en) * | 1978-06-05 | 1979-12-19 | Rothschild M L | Pipe Fittings |
| US4410479A (en) * | 1978-10-18 | 1983-10-18 | Battenfeld Maschinenfabriken Gmbh | Method of making a molded-joint assembly |
| CN2570588Y (en) * | 2002-08-28 | 2003-09-03 | 杨新才 | Quick connecting pipe joint for plastic pipe |
| CN2620158Y (en) * | 2003-04-28 | 2004-06-09 | 林岳华 | Connecting structure for plastic pipes |
| CN201043663Y (en) * | 2007-06-22 | 2008-04-02 | 南溪南山设备制造有限公司 | Quick connecting pipe fitting for plastic pipeline |
| CN203052076U (en) * | 2013-01-31 | 2013-07-10 | 李忠诚 | PE pipeline cold connection sleeve |
-
2013
- 2013-01-31 CN CN 201310040751 patent/CN103090146A/en active Pending
- 2013-06-25 CN CN201310258090.XA patent/CN103292106B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2515303A (en) * | 1942-06-05 | 1950-07-18 | Isnard Freres Soc Ets | Arrangement for rapidly mounting driving or driven parts on their shafts |
| GB2022750A (en) * | 1978-06-05 | 1979-12-19 | Rothschild M L | Pipe Fittings |
| US4410479A (en) * | 1978-10-18 | 1983-10-18 | Battenfeld Maschinenfabriken Gmbh | Method of making a molded-joint assembly |
| CN2570588Y (en) * | 2002-08-28 | 2003-09-03 | 杨新才 | Quick connecting pipe joint for plastic pipe |
| CN2620158Y (en) * | 2003-04-28 | 2004-06-09 | 林岳华 | Connecting structure for plastic pipes |
| CN201043663Y (en) * | 2007-06-22 | 2008-04-02 | 南溪南山设备制造有限公司 | Quick connecting pipe fitting for plastic pipeline |
| CN203052076U (en) * | 2013-01-31 | 2013-07-10 | 李忠诚 | PE pipeline cold connection sleeve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103292106A (en) | 2013-09-11 |
| CN103090146A (en) | 2013-05-08 |
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Granted publication date: 20151021 Termination date: 20210625 |