CN102272884A - Hardening device for photovoltaic thin-film solar cells - Google Patents
Hardening device for photovoltaic thin-film solar cells Download PDFInfo
- Publication number
- CN102272884A CN102272884A CN2009801542349A CN200980154234A CN102272884A CN 102272884 A CN102272884 A CN 102272884A CN 2009801542349 A CN2009801542349 A CN 2009801542349A CN 200980154234 A CN200980154234 A CN 200980154234A CN 102272884 A CN102272884 A CN 102272884A
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- Prior art keywords
- heater
- hollow profile
- support
- film solar
- solar cells
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000010409 thin film Substances 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 9
- 230000005622 photoelectricity Effects 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 abstract description 8
- 230000001070 adhesive effect Effects 0.000 abstract description 8
- 238000007711 solidification Methods 0.000 description 7
- 230000008023 solidification Effects 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 230000005855 radiation Effects 0.000 description 6
- 239000003292 glue Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000012797 qualification Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Photovoltaic Devices (AREA)
Abstract
A device (10) for hardening a conductive adhesive contact between metal strips (13) and photovoltaic thin-film solar cells (11) by way of thermal energy is to ensure controlled hardening of the adhesive and thus result in uniform contact over the entire length and surface. This is achieved by at least one elongated support (23, 24) for the thin-film solar cell (11) facing away from the region of the solar cell (11) provided with the metal band (13) contacted with the conductive adhesive and by an elongated heating device (53, 54) running in parallel to and above the metal strip (13) contacted with the conductive adhesive and running parallel to and above the elongated support (23, 24).
Description
Technical field
The present invention relates to a kind of according to claim 1 device that is used for by means of the conducting resinl mixture contact site of heat energy curing metal band on the thin-film solar cells of photoelectricity as described in the preamble.
Background technology
When producing the thin-film solar module of photoelectricity, each optoelectronic film solar cell contacts in the following manner, promptly at two fringe region places, parallel metal tape is being applied to (DE 10 2,007 016 386 A1) on the relevant substrate by means of conduction gummed bar between the moving period of substrate.Being solidificated in the stove of adhesive carried out, and still, this has a plurality of shortcomings, and especially following shortcoming promptly can not be guaranteed contact compact on total length.Because the temperature that acts on equably basically on All Ranges, the controlled curing of described adhesive is impossible.
Summary of the invention
Therefore, the objective of the invention is, propose a kind of device that is used for the conducting resinl mixture contact site of curing metal band on the thin-film solar cells of photoelectricity that begins described type, described device is guaranteed the controlled curing of adhesive, and therefore causes total length and lip-deep uniform the contact.
In order to realize described purpose, in the device of described type, be provided with in the feature described in the claim 1.
Can realize that by the method according to this invention the thin-film solar cells of each photoelectricity is exposed under the temperature of qualification in a controlled manner, and so curing conductive adhesive contact site.At this, the temperature objectives of described qualification is supplied with the zone that has conducting resinl mixture contact site of solar cell clearly.
By feature as claimed in claim 2, in another structure of the present invention, can realize, can be at the described device of regional adjusted that is equipped with conducting resinl mixture contact site of solar cell.Therefore, can handle different solar cells with regard to this respect.
In another structure of the present invention, be provided with feature as claimed in claim 3, to such an extent as to described device can be applicable to different conductive glue mixture, promptly be applied on the one hand such conductive glue mixture of solidifying by pure radiant heat, and be applied to such conductive glue mixture that should under the situation of load, additionally solidify on the other hand.Under latter event, heater directly is being placed on the relevant metal tape under the slight pressure.
In order to notice the out-of-flatness in employed glass, be provided with feature as claimed in claim 4.
Another improvement project to controlled curing is provided with feature according to claim 5, this means, can be by the both sides heat supply of solar cell.To such an extent as to reduce the time of staying that is used for solidification process.
What meet purpose in the solar cell of producing usually is to be provided with feature according to claim 6, to such an extent as to can make two or for example three parallel conducting resinl mixture structure curing in a solidification process.
At this, the conveying arrangement in the middle of being arranged on can be carried the solar cell that is used for solidification process, and it is continued transported to another station then.
Another improvement project under controlled curing and the situation that reduces curing time is provided with feature according to claim 7, to such an extent as to conducting resinl mixture orientation around the zone also obtain basic heat.
From feature according to claim 8, can obtain about the controllability of heater and the form of implementation structurally of mobility.
For compensated position tolerance when heater and metal tape should come in contact, be provided with feature according to claim 9, so to such an extent as to will be applied on the conductive glue mixture at the pressure that remains unchanged on the length of metal tape.What this met purpose is to be provided with feature as claimed in claim 10.
Accessory rights requires in 11 to 15 to obtain in each or the multinomial described feature other favourable form of implementation of heater.
Obtain favourable form of implementation according to each or multinomial described feature in the claim 16 to 18 about support.
Feature according to claim 19 obtains another improvement project of solidification equipment.
Description of drawings
From following explanation, obtain other details of the present invention, in described explanation, describe in detail and explanation the present invention by means of embodiment illustrated in the accompanying drawings.Accompanying drawing illustrates:
Fig. 1 illustrates the stereogram according to the signal of the device that is used for the conducting resinl mixture contact site of curing metal band on the thin-film solar cells of photoelectricity of preferred embodiment of the present invention;
Fig. 2 illustrates the partial front elevation view according to the device of the arrow II of Fig. 1;
Fig. 3 illustrates the view of apparatus according to the part of the round III of Fig. 1; And
Fig. 4 is illustrated in the stereogram as the signal of the form of implementation of thin-film solar cells pending in the device as described in Fig. 1.
Embodiment
Be used to handle the thin-film solar cells 11 of photoelectricity for example shown in Figure 4 and the conducting resinl mixture contact site 12 on this substrate 14 of making by for example silicon that in solar cell 11, uses especially for curing metal band 13 at the device shown in Fig. 1 to 3 10.In the thin-film solar cells shown in Fig. 4 11, respectively metal tape 13 is installed on the substrate 14 by conduction gummed bar 12 two of the substrate 14 that is about rectangle parallel longitudinal edge location.Metal tape 13 should be solidified by means of device 10 with the conducting resinl mixture contact site of the bottom side of substrate 14.Obviously, replace being equipped with two parallel metal tapes, described thin-film solar cells 11 also can be equipped with the only metal tape 13 of one or one additional central authorities.
On the crossbeam 21 that is still on the described underframe 16, be fixed with the parallel and support 23 and 24 that extend along the longitudinal direction at two intervals, be provided with between described support by the conveyer belt 25 of CD-ROM drive motor around driving, solar cell 11 is supplied to stable solidification process on described conveyer belt.The framework 26 that is formed in support 23 and 24 tops is fixed on the described support by four corner posts 27 to 30, and the upper end of described corner post connects by the framework leg 31 to 34 that vertical and horizontal extend.
On the framework leg 33 and 34 of horizontal expansion, keep front beams 38 and rear cross beam 39 to move up and down by hydraulic pressure or pneumatic unit 36,37, described crossbeam 38 and 39 free end can guiding vertically in the corner post 27 that is associated and 28 or 29 and 30.Two crossbeams 38 and 39 interconnect by longeron 41 and 42, are provided with the heat radiation device 43 of the form of the infrared ray body 44 with the horizontal expansion that is provided with along the longitudinal direction with uniform spacing in the bottom side of described longeron.
The end that is connected with corner post near described crossbeam on 39 at two crossbeams 38 is provided with hydraulic pressure or pneumatic unit 46 to 49, and described hydraulic pressure or pneumatic unit constitute in the same manner, and their cylinder block 51 can laterally remain on the crossbeam 38,39 movably.On each piston rod 52 that can vertically move, be hung with the heater 53 or 54 that extends along the longitudinal direction of device 10 with respect to cylinder block 51; Described heater 53,54 constitutes in the same manner, and described heater moves above support 23 or 24 with adjustable spacing.Therefore, heater 53 and 54 both in the vertical direction also moving in a lateral direction according to double-head arrow Q.
Fig. 3 illustrates the detail view of the amplification of support 23 (described support is identical with support 24 in an embodiment) and heater 53 (described heater is identical with heater 54 in an embodiment).Obviously, described support and heater also can be distinguished differently formation.
According to Fig. 3, heater 53 has the hollow forming guide rail 71 of L extension along the longitudinal direction, and described hollow forming guide rail is covered from the top by U-shaped cover plate 72.Described hollow forming guide rail 71 has and can different structural details be installed by the bottom side of hollow forming guide rail 71 with the hollow cavity 73 that the mode of undercutting provides in described hollow cavity.Have heat insulation lath 75 in the substrate of hollow cavity 73, the inlet seam 74 with respect to hollow cavity 73 on described heat insulation lath is connected with compressed-air hose 76.Heating tape 77 is installed below described compressed-air hose, and the passive cross bar that adds hot die 80 78 with T shape cross section presses described heating tape.Integrally connect vertical pole 79 on cross bar 78, described vertical pole passes the bottom side 81 that slit 74 stretches out hollow forming guide rail 71.Describedly add the punch segment 82 that hot die 80 is divided into the adjacency along the longitudinal direction of identical or different length, but described punch segment, perhaps is close on this inner surface because compressed-air hose 76 presses the inner surfaces of the wall components of two described slits 74 of qualification along the direction resilient movement ground of the degree of depth of hollow cavity 73 in the inside of hollow cavity 73.By this way, in the punch segment 82 each can move with respect to adjacent punch segment, if,, can compensate the tolerance in the surface of solar cell 11 so to be used to solidify the conduction gummed bar 12 that is crushed to such an extent as to heater 53 descends and directly is installed on the metal tape 13.The width of described punch segment 82 is adjusted to the width of metal tape 13.In hollow forming guide rail 71, also can propose to carry out corresponding segmentation with identical or different portion's segment length.
In addition, described hollow forming guide rail 71 has in vertical hole 84 of the both sides of hollow cavity 73, and described vertical hole is connected with ventilator 85 in a not shown manner, and described ventilator sees that on the longitudinal direction of heater 53 compartment of terrain is fixed on the cover plate 72.Be provided with the hole in a not shown manner in U-shaped cover plate 72, described hole is connected ventilator with vertical hole 84.By this way, additionally realize because uniform distribution and/or the rising or the reduction of the heat that heating tape 77 causes.Also possible is to replace air, by vertical hole cooling agent 84 conducts liquid or gaseous state.
In addition, hollow forming guide rail 71 is in the longitudinal edge side and have the pin of milling forming part 88 respectively about vertical central authorities greatly, and described milling in the pin forming part can be inserted in heating rod 89 or heating tape.For the relevant solar cell device of motivated continuation heating, can be provided with unshowned wind deflector at the outlet side in the space that holds heating element 89 90 between hollow forming guide rail 71 and the cover plate 72.
As begin to mention, according to the metal tape of installing in the mode of contact by means of conduction gummed bar 12 13 present situation of distance of lateral edges with respect to it on solar cell 11, heater 53 (with heater 54) and therefore they add hot die 80 and can move 23 (or 24) along horizontal direction Q towards support.
Each heater 53,54 can be equipped with for example infrared heat radiation appliance 86 of portrait orientation alternatively, described infrared heat radiation appliance inwardly points to conveyer belt 25 respectively, and described infrared heat radiation appliance is covered by reflecting plate 87, and described reflecting plate is fixed on the U-shaped cover plate 72 of heater 53,54.Replace heat radiation device, can be provided with the warm air feedway.
As begin to mention, also possible is, if solar cell 11 additionally is equipped with the metal tape at the center of installing by means of conductive glue mixture 12, is being divided in the middle of the conveying device of two parallel parts and is being provided with additional support and is arranged on heater above the described support so in central authorities.
The curing of conducting resinl mixture contact site is carried out in the following manner by means of device 10, and promptly solar cell 11 imports along the direction L of conveyer belt 25, and moves in the device 10 on described conveyer belt.During the short relatively time of staying of solar cell 11, connect heat radiation device 43 and 86 and heater 53,54 and 59, and temporarily reduce heater 53 and 54, to such an extent as to punch segment 82 arrives on the metal tapes 13.After curing, carry out continuation the transporting of solar cell 11 along direction L.
Claims (19)
1. device (10) that is used for by means of the conducting resinl mixture contact site of heat energy curing metal band (13) on the thin-film solar cells (11) of photoelectricity, it is characterized in that, at least one the elongated support (23,24) that is used for described thin-film solar cells (11), described support extends away from the zone of the metal tape that is equipped with conducting resinl mixture contact site (13) of described solar cell (11); And elongated heater (53,54), the metal tape (13) of described heater and described conducting resinl mixture contact site extends abreast and above it, and extends abreast and above it with described elongated support (23,24).
2. device as claimed in claim 1 is characterized in that, described heater (53,54) can laterally move with respect to described thin-film solar cells (11) or described support (23,24).
3. device as claimed in claim 1 or 2 is characterized in that, described heater (53,54) can move vertically with respect to described thin-film solar cells (11) or described support (23,24).
4. as at least one described device in the above-mentioned claim, it is characterized in that described elongated support (23,24) can move vertically.
5. as at least one described device in the above-mentioned claim, it is characterized in that described elongated support (23,24) is equipped with the heating element (59,61) of bottom.
6. as at least one described device in the above-mentioned claim, it is characterized in that, be provided with overlapped two couple or many, between described support and heater, be respectively arranged with the conveying device (25) that is used for described thin-film solar cells (11) parallel support (23,24) and heater (53,54).
7. as at least one described device in the above-mentioned claim, it is characterized in that, on the length of described device (10), be provided with the heating element (43) of horizontal expansion with the compartment of terrain, top of described heater (53,54).
8. as at least one described device in the above-mentioned claim, it is characterized in that, described heater (53,54) remains on the crossbeam (21,22), and described crossbeam can move up and down, and described heater (53,54) can laterally move on described crossbeam.
9. at least one described device as in the above-mentioned claim is characterized in that, described heater (53,54) be equipped with each along the longitudinal direction adjacency add hot die (80,82), the described hot die that adds is flexibly installed along vertical direction.
10. device as claimed in claim 8 is characterized in that, is provided with heating element (77) initiatively between the hot die (80,82) at the flexible supporting member of the form that is preferably compressed-air hose (76) and passive adding.
11. as claim 9 or 10 described devices, it is characterized in that, described heater (53,54) has longeron (71), described longeron forms by hollow profile, described hollow profile portrait orientation, the both sides undercutting, in the hollow cavity (73) of under shed, be provided with described passive hot die (80,82), described heating element (77) and the described flexible supporting member (76) of adding, described supporting member is covered by heat insulation lath (75).
12. device as claimed in claim 11 is characterized in that, described hollow profile (71) is divided into portion's section of equal length or different length.
13., it is characterized in that described hollow profile (71) is equipped with heating element (89) as claim 11 or 12 described devices on the longitudinal edge side.
14. device as claimed in claim 13 is characterized in that, described hollow profile (71) is covered by V-arrangement cover plate (72).
15. as at least one described device in the claim 8 to 14, it is characterized in that, be provided with in described hollow profile (71) and be preferably on the both sides adjacent to vertical hole (84) of described hollow cavity (73), described vertical hole is connected with the ventilator that preferably is provided with piecemeal.
16. as at least one described device in the above-mentioned claim, it is characterized in that described support (23,24) forms by elongated hollow profile (56), heating element (61) remains on the described hollow profile.
17. device as claimed in claim 16 is characterized in that, is provided with the heat insulation lath (58) at top between hollow profile (56) and heating element (61).
18., it is characterized in that hollow profile (56) has the heat insulation lath (57) of bottom away from the heat insulation lath (58) at top as claim 16 or 17 described devices.
19. as at least one described device in the above-mentioned claim, it is characterized in that described heater (53,54) is adjacent to be provided with the heating plant (86) of portrait orientation on the inboard, described heating plant is preferably covered by reflecting plate (87).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008061537.4 | 2008-12-03 | ||
| DE200810061537 DE102008061537A1 (en) | 2008-12-03 | 2008-12-03 | Curing device for photovoltaic thin-film solar cells |
| PCT/EP2009/008423 WO2010063405A2 (en) | 2008-12-03 | 2009-11-26 | Hardening device for photovoltaic thin-film solar cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102272884A true CN102272884A (en) | 2011-12-07 |
Family
ID=42145719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801542349A Pending CN102272884A (en) | 2008-12-03 | 2009-11-26 | Hardening device for photovoltaic thin-film solar cells |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2353192A2 (en) |
| CN (1) | CN102272884A (en) |
| DE (1) | DE102008061537A1 (en) |
| WO (1) | WO2010063405A2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617942A (en) * | 2020-05-21 | 2020-09-04 | 浙江兜兰智能设备股份有限公司 | Adhesive dispensing and curing production line and process for storage battery |
| CN114927598A (en) * | 2022-07-14 | 2022-08-19 | 深圳光远智能装备股份有限公司 | Double-platform compatible with conductive adhesive curing for specifications of multiple battery pieces of laminated assembly |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004039856A (en) * | 2002-07-03 | 2004-02-05 | Toyama Kikai Kk | Lead welding apparatus |
| CN1602554A (en) * | 2001-12-13 | 2005-03-30 | 埃尼里塞奇公司 | Baking oven for photovoltaic devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3582054A (en) * | 1969-06-04 | 1971-06-01 | Btu Eng Corp | Furnace muffle |
| US4517448A (en) * | 1981-03-23 | 1985-05-14 | Radiant Technology Corporation | Infrared furnace with atmosphere control capability |
| US4685608A (en) * | 1985-10-29 | 1987-08-11 | Rca Corporation | Soldering apparatus |
| DE3822883A1 (en) * | 1988-07-06 | 1990-01-11 | Smt Maschinengesellschaft Mbh | Continuous furnace |
| JPH036867A (en) * | 1989-06-05 | 1991-01-14 | Mitsubishi Electric Corp | Electrode structure of photovoltaic device, forming method, and apparatus for manufacture thereof |
| FR2704694B1 (en) * | 1993-03-16 | 1998-05-22 | Mitsubishi Electric Corp | Method and device for producing a semiconductor substrate and method for producing a semiconductor device. |
| NL1010836C2 (en) * | 1998-12-17 | 2000-06-23 | O T B Engineering B V | Oven for manufacturing solar cells. |
| CN1363116A (en) * | 2000-02-08 | 2002-08-07 | 松下电器产业株式会社 | Lamp anneal device and substrate of display device |
| JP3761495B2 (en) * | 2002-05-17 | 2006-03-29 | トヤマキカイ株式会社 | Lead welding equipment |
| JP3978203B2 (en) * | 2004-08-26 | 2007-09-19 | 有限会社エコ＆エンジニアリング | Connection method of solar cell elements |
| DE102006057454A1 (en) * | 2006-12-06 | 2008-06-26 | Schott Solar Gmbh | Photovoltaic module |
| DE102007016386A1 (en) | 2007-04-03 | 2008-10-09 | Aci-Ecotec Gmbh & Co.Kg | Photovoltaic cells contacting method, involves bonding insulating tape to cells, fixing metallic contact bands by adhesive tape pieces, where contact bands are electrically conductively connected with metal bands in contact positions |
-
2008
- 2008-12-03 DE DE200810061537 patent/DE102008061537A1/en not_active Withdrawn
-
2009
- 2009-11-26 EP EP09759901A patent/EP2353192A2/en not_active Withdrawn
- 2009-11-26 CN CN2009801542349A patent/CN102272884A/en active Pending
- 2009-11-26 WO PCT/EP2009/008423 patent/WO2010063405A2/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1602554A (en) * | 2001-12-13 | 2005-03-30 | 埃尼里塞奇公司 | Baking oven for photovoltaic devices |
| JP2004039856A (en) * | 2002-07-03 | 2004-02-05 | Toyama Kikai Kk | Lead welding apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111617942A (en) * | 2020-05-21 | 2020-09-04 | 浙江兜兰智能设备股份有限公司 | Adhesive dispensing and curing production line and process for storage battery |
| CN111617942B (en) * | 2020-05-21 | 2021-06-08 | 浙江兜兰智能设备股份有限公司 | Adhesive dispensing and curing production line and process for storage battery |
| CN114927598A (en) * | 2022-07-14 | 2022-08-19 | 深圳光远智能装备股份有限公司 | Double-platform compatible with conductive adhesive curing for specifications of multiple battery pieces of laminated assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010063405A3 (en) | 2011-03-10 |
| DE102008061537A1 (en) | 2010-06-10 |
| WO2010063405A2 (en) | 2010-06-10 |
| EP2353192A2 (en) | 2011-08-10 |
| DE102008061537A8 (en) | 2011-11-10 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111207 |