CN201933010U - Toughened glass homogenizing furnace - Google Patents
Toughened glass homogenizing furnace Download PDFInfo
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- CN201933010U CN201933010U CN2010206907908U CN201020690790U CN201933010U CN 201933010 U CN201933010 U CN 201933010U CN 2010206907908 U CN2010206907908 U CN 2010206907908U CN 201020690790 U CN201020690790 U CN 201020690790U CN 201933010 U CN201933010 U CN 201933010U
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- heater
- air
- toughened glass
- stove
- air channel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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Abstract
A toughened glass homogenizing furnace comprises a furnace body, a draught fan, a heater and a control system. The control system is respectively connected with the furnace body, the draught fan and the heater, one side or two sides of the furnace body is/are provided with furnace doors, the furnace body is provided with an air inlet and an air outlet, the air inlet of the furnace body is communicated with the draught fan, the inner portion of the furnace body is divided into a heating chamber, a heating cavity, an air intake and an air outtake, the heating cavity is arranged at the position of the middle of the furnace body, the heater is arranged inside the heating chamber which is communicated with the air intake, the air outtake is communicated with the air outlet, the side walls of air channels of the air intake and the air outtake are respectively provided with a plurality of side air holes which are provided with air quantity regulating devices. The toughened glass homogenizing furnace has good temperature uniformity and big heating cavity, can save energy, and is convenient to use, maintain and clean.
Description
Technical field
The utility model relates to a kind of glass in-depth processing units, particularly a kind of toughened glass homogeneous stove with big heated chamber.
Background technology
Non-glass body material (as: nickelous sulfide) particulate of toughened glass inside is the main factor that causes toughened glass self-explosion, and this material is brought glass into by the impurity in the starting material of producing glass.Some nickelous sulfide particulates through its crystalline structure after a while from the α state-transition to the β state, during this transfer, the volume of nickelous sulfide particulate produces largely and expands.This volumetric expansion process forms the powerful internal stress of toughened glass, causes toughened glass self-explosion.
Toughened glass is carried out the effective ways that second-heating and annealed homogenization treatment (claiming hot dipping to handle again) are the solution self-destruction problems of generally acknowledging.Be heated to toughened glass about 290-300 degree centigrade once more and be incubated certain hour after slowly cooling, make the nickelous sulfide particle in the toughened glass in homogenization treatment, finish crystal transition, make the glass that may reveal broken in advance in factory.The self-destruction rate that this method can effectively reduce toughened glass after dispatching from the factory improves yield rate, reduces because of communications and transportation that self-destruction produces, the influence of installing and subsequent handling being done over again and producing.At present domestic mainly is to adopt forced convection type electrically heated hot dipping stove to handle toughened glass.The warm air beating glass that relies on nichrome wire to produce, heating unit is arranged in the air channel, enter in the stove after the air that blower fan blows out is heated in the air channel, this mode can prevent that Heating element thermal radiation and thermal conduction to the influence of glass, avoiding producing the uneven phenomenon of glass heats.
The toughened glass homogeneous stove of prior art, its heating container is located at the top or the rear portion of body of heater mostly, with blower fan hot blast is sucked back blower fan by the toughened glass heat air delivery of the need homogeneous of air channel in stove and the gap that hot blast is passed between toughened glass, repeat incessantly to reach heating toughened glass to temperature rating, and keep constant temperature for a long time, to reach ignition the purpose of the toughened glass of " self-destruction " hidden danger is arranged wherein.But weak point is that the homogeneity of temperature is relatively poor, big energy-consuming, maintenance and cleaning inconvenience, brings inconvenience to production.
The patent No. is " ZL200920203137 ", name is called the Chinese utility model patent of " toughened glass homogeneous stove ", disclosed toughened glass homogeneous stove, comprise body of heater, the two ends of body of heater are respectively arranged with fire door, cold blast engine, its structural feature is that the body of heater periphery also is provided with thermal insulation layer, be provided with the thermal cycling air channel in the thermal insulation layer at body of heater both sides and top, the bottom in thermal cycling air channel, top are respectively arranged with well heater, recirculation blower, are provided with the refrigeration cycle air channel between the thermal cycling air channel, top of body of heater.Though above-mentioned homogeneous stove can cut down the consumption of energy to a certain extent, the attemperation homogeneity, when the heated chamber volume is big, still there are problems such as the relatively poor and structure of homogeneity is reasonable inadequately, can't effectively improve integral production efficient.
The utility model content
Technical problem to be solved in the utility model provide a kind of temperature homogeneity good, have big heated chamber and energy-conservation, easy to use, keep in repair and clear up toughened glass homogeneous stove easily.
To achieve these goals, the utility model provides a kind of toughened glass homogeneous stove, comprise body of heater, blower fan, well heater and Controlling System, described Controlling System respectively with described body of heater, described blower fan and described well heater connect, the one or both sides of described body of heater are provided with fire door, described body of heater is provided with blast inlet and air outlet, the blast inlet of described body of heater is communicated with described blower fan, wherein, described body of heater inside is separated into heating chamber, heated chamber, air inlet duct and exhaust passage, described heated chamber is arranged at place, described body of heater mid-way, described well heater is arranged in the described heating chamber, and described air inlet duct is communicated with described heating chamber, and described exhaust passage is communicated with described air outlet, be provided with a plurality of crosswind hole on the air channel sidewall of described air inlet duct and described exhaust passage, described a plurality of crosswind hole is provided with volume adjusting apparatus.
Above-mentioned toughened glass homogeneous stove, wherein, described volume adjusting apparatus is an air regulating board, described air regulating board is board plug type structure or movable rack formula structure.
Above-mentioned toughened glass homogeneous stove, wherein, also be provided with built-in air channel in the described heated chamber, described built-in air channel is the tubular structure that an end is communicated with described air inlet duct, described built-in air channel is provided with a plurality of built-in air outlets away from the built-in air channel tube wall of described air inlet duct one side, and described built-in air outlet is arranged on towards described heated chamber one side.
Above-mentioned toughened glass homogeneous stove, wherein, be connected with pneumatic linkage on the described fire door, described pneumatic linkage is connected with described Controlling System, one end and the described fire door of described pneumatic linkage are hinged, and the other end of described pneumatic linkage is installed in the top of described body of heater.
Above-mentioned toughened glass homogeneous stove, wherein, described well heater is the modularization heating member, and described modularization heating member comprises housing, stove silk and a plurality of magnetic tube, the two ends of described magnetic tube are installed in respectively on the two side of described housing, and described stove silk is wrapped on described a plurality of magnetic tube successively.
Above-mentioned toughened glass homogeneous stove, wherein, described toughened glass homogeneous stove comprises a plurality of blower fans, and described a plurality of blower fans are arranged at that to be higher than described body of heater distance from top be the L place, are provided with the reservation chamber that is used to install supply lead and stove wire connection line terminals between described blower fan and the described body of heater top.
Above-mentioned toughened glass homogeneous stove wherein, also is provided with the temperature-detecting device that is used to detect temperature in the stove in the described body of heater, described temperature-detecting device is connected with described Controlling System.
Above-mentioned toughened glass homogeneous stove, wherein, described Controlling System comprises the PLC control module, and described temperature-detecting device is a thermopair, and the actual temperature data of described thermopair collection is sent to described PLC module through conversion.
Above-mentioned toughened glass homogeneous stove wherein, also is provided with the cleaning door that is used to remove the glass cullet after the self-destruction on the sidewall of described air channel, described cleaning door is arranged at the bottom of described air channel sidewall.
Above-mentioned toughened glass homogeneous stove, wherein, described air outlet is communicated with described blower fan.
Technique effect of the present utility model is: toughened glass homogeneous furnace temperature good uniformity of the present utility model, the design in distinctive built-in air channel, make internal chamber can have big volumetrical setting, simultaneously effectively improved integral production efficient, and energy-conservation, easy to use, keep in repair and clear up convenient.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
Fig. 1 is the toughened glass homogeneous furnace structure synoptic diagram of the utility model one embodiment;
Fig. 2 is the vertical view of the toughened glass homogeneous stove of the utility model one embodiment;
Fig. 3 is the heater structure synoptic diagram of the utility model one embodiment;
Fig. 4 is the air channel side structure synoptic diagram of the body of heater of the utility model one embodiment.
Wherein, Reference numeral
1 body of heater, 11 heated chambers
12 heating chambers, 13 oven door sealing bars
14 fire doors, 15 pneumatic linkages
16 blast inlets, 17 air outlets
2 blower fans, 3 built-in air channels
31 built-in air outlet 4 air inlet ducts
5 exhaust passages, 6 air channel sidewalls
61 crosswind holes, 62 volume adjusting apparatus
63 cleaning doors, 7 well heaters
71 housings, 72 magnetic tubes
73 stove silks, 8 thermal insulation layers
9 reserve chamber 10 Controlling System
Embodiment
Below in conjunction with accompanying drawing structural principle of the present utility model and principle of work are done concrete description:
Referring to Fig. 1 and Fig. 2, Fig. 1 is the toughened glass homogeneous furnace structure synoptic diagram of the utility model one embodiment; Fig. 2 is the vertical view of the toughened glass homogeneous stove of the utility model one embodiment.Toughened glass homogeneous stove of the present utility model, comprise body of heater 1, blower fan 2, well heater 7 and Controlling System 10, described Controlling System 10 respectively with described body of heater 1, described blower fan 2 and described well heater 7 connect, the one or both sides of described body of heater 1 are provided with fire door 14, described body of heater 1 is provided with blast inlet 16 and air outlet 17, the blast inlet 16 of described body of heater 1 is communicated with described blower fan 2, described body of heater 1 inside is separated into heating chamber 12, heated chamber 11, air inlet duct 4 and exhaust passage 5, described heated chamber 11 is arranged at place, described body of heater 1 mid-way, described well heater 7 is arranged in the described heating chamber 12, described air inlet duct 4 is communicated with described heating chamber 12, described exhaust passage 5 is communicated with described air outlet 17, and described air outlet 17 can be communicated with described blower fan 2.
Referring to Fig. 4, Fig. 4 is the air channel side structure synoptic diagram of the body of heater of the utility model one embodiment.Be provided with a plurality of crosswind hole 61 on the air channel sidewall 6 of described air inlet duct 4 and described exhaust passage 5, described a plurality of crosswind hole 61 is provided with volume adjusting apparatus 62.This volume adjusting apparatus 62 can make the upper, middle and lower portion wind speed in the heated chamber 11 even, helps heated chamber 11 interior temperature even, keeps constant temperature levels in the heated chamber 11.In the present embodiment, described volume adjusting apparatus 62 is chosen as air regulating board, and described air regulating board can be board plug type structure or movable rack formula structure.Be preferably the air regulating board of board plug type structure in the present embodiment, the air regulating board of this structure can guarantee the temperature difference of heated chamber 11 reach ± 3 ℃ in.Can measure the wind speed of each blast inlet by anemoscope, regulate air regulating board then and make the wind speed of each blast inlet identical, air quantity is at the uniform velocity circulated.
Among the embodiment of the present utility model, also be provided with built-in air channel 3 in the described heated chamber 11, with solving the lower slightly problem of temperature that return air inlet place and blast inlet place cause greatly because of span.Described built-in air channel 3 is the tubular structure that an end is communicated with described air inlet duct 4, described built-in air channel 3 is provided with a plurality of built-in air outlets 31 away from the tube wall in the built-in air channel 3 of described air inlet duct 4 one sides, described built-in air outlet 31 is arranged on towards the inboard of described heated chamber 11, with the gas temperature of close respectively described exhaust passage 5 of equilibrium and described air inlet duct 4.A plurality of described built-in air channels can be set in heated chamber 11 as required.
Referring to Fig. 2, be connected with pneumatic linkage 15 on the described fire door 14, described pneumatic linkage 15 is connected with described Controlling System 10, and an end and the described fire door 14 of described pneumatic linkage 15 are hinged, and the other end of described pneumatic linkage 15 is installed in the top of described body of heater 1.Fire door 14 utilizes pneumatic linkage 15 to open flexibly, close, glass places the cylinder action that the back operator can control pneumatic linkage 15 on the fire door 14 in stove, thereby utilize pneumatic linkage 15 that fire door is closed, and keep long-term locking state.This door structure makes things convenient for loading, the unloading of glass, reduces labour intensity.Simultaneously, body of heater 1 interior top and inner side-wall front also can be welded an independent blocks (figure does not show) and be used for and fire door 14 sealings, utilize the planeness of independent blocks and oven door sealing bar 13 to be closely linked, and reach good sealing effectiveness.
Referring to Fig. 3, Fig. 3 is the heater structure synoptic diagram of the utility model one embodiment.Described well heater 7 is the modularization heating member, and described modularization heating member comprises housing 71, stove silk 73 and a plurality of magnetic tube 72, and the two ends of described magnetic tube 72 are installed in respectively on the two side of described housing 71, and described stove silk 73 is wrapped on described a plurality of magnetic tube 72 successively.Every group of stove silk 73 is made into the rectangular parallelepiped of a compactness, is evenly distributed on heating region, the maintenance of being convenient to heating member is changed.
In another embodiment of the utility model, described toughened glass homogeneous stove comprises a plurality of blower fans 2, described a plurality of blower fan 2 is arranged at that to be higher than described body of heater 1 distance from top be the L place, is provided with the reservation chamber 9 that is used to install supply lead and stove silk 73 connection terminals between described blower fan 2 and described body of heater 1 top.In the utility model one specific embodiment, the installation site of this blower fan 2 is higher than body of heater 1 vertical distance L and is preferably 800mm, be provided with cushion blocking between the motor of blower fan 2 and the base, can effectively reduce the vibrations of blower fan 2 when operation, simultaneously, reserve chamber 9 and also have bigger space, think that stove wire connection line terminals is connected with supply lead to leave bigger safe space.Adopt many typhoons machine 2 and the corresponding way that a plurality of blast inlets 16 are set to improve the homogeneity of air at the homogeneous furnace interior.
In the utility model one embodiment, also be provided with the temperature-detecting device that is used to detect temperature in the stove in the described body of heater 1, described temperature-detecting device is connected with described Controlling System 10.In the present embodiment, described Controlling System 10 comprises the PLC control module, described temperature-detecting device is a thermopair, the actual temperature data of described thermopair collection is sent to described PLC module through conversion, compare in described PLC inside modules and the temperature of presetting, when actual temperature was lower than described preset temp, described well heater 7 began heating, when actual temperature during more than or equal to preset temp, described well heater 7 stops heating.Thermopair detects temperature variation in the feedback cavity, by PLC control heater 7 working ordeies, forms auto temperature controlled system.Operator can monitor temperature in the stove at any time by computer simultaneously, and man-machine dialogue is finished in PLC and computer communication, finishes the people to operation of equipment, and total system is stable, and is easy and simple to handle.
Among the embodiment of the present utility model, also can be provided with the cleaning door 63 that is used to remove the glass cullet after the self-destruction on the described air channel sidewall 6, behind glass self-explosion, understand some and enter air inlet duct 4 and/or exhaust passage 5, in the present embodiment, respectively open two fan doors at this air inlet duct 4 and/or 5 both sides, exhaust passage, be convenient to the glass cullet cleaning.Described cleaning door 63 is preferably disposed on the bottom of described air channel sidewall 6.
For save energy, improve the reliability of homogeneous, also be provided with thermal insulation layer 8, the preferred 250mm of the thickness of thermal insulation layer 8 around the body of heater 1 of present embodiment.Because the utility model employing is covered with cable with the top that well heater 7 is arranged at body of heater 1 vertical position and body of heater 1, so the thickness of the thermal insulation layer 8 of body of heater 1 upper wall preferably increases to 400mm.The preferred fine steel of the main skeleton of body of heater 1, the preferred stainless material of body of heater 1 inwall is to withstand secular heating process of cooling.The inner top of body of heater 1 adopts detachable roof, and top board is pulled down the back serviceman can keep in repair the stove silk in inside.Be convenient to long-term alluvial simultaneously and after top board is pulled down, cleared up, thereby alleviate the wound of dust glass surface at the glass dust at top.
Working process of the present utility model is: open fire door 14, the A type frame of existing glass is put into heated chamber 11 of the present utility model, close self-locking device in the stove; Design temperature with well heater 7 heating, starts blower fan 2 air-flow is sent into heating chamber 12 through blast inlet 16, and air-flow flows along heating chamber 12 and heat delivered to the air inlet duct 4 of body of heater 1; The air inlet duct 4 of body of heater 1 has well-regulated crosswind hole 61 by heated chamber 11 faces, and crosswind hole 61 is provided with the volume adjusting apparatus 62 of adjustable air flow, and air communication is crossed these crosswind holes 61 and entered heated chamber 11, and temperature is even; Air current flow is to the exhaust passage 5,5 returns blower fans 2 and forms the constant temperature air-flow that circulates along the exhaust passage again.In order more effectively to make gas flow temperature even, except that volume adjusting apparatus 62, in heated chamber 11, be provided with built-in air channel 3 again, so just guarantee the homogeneity of temperature in the chamber effectively, thereby reached the homogenization treatment effect of glass.Thermal insulation layer 8 around the body of heater 1 has stoped heated chamber 11 and extraneous thermal exchange, has saved electric energy greatly.
Toughened glass homogeneous furnace temperature good uniformity of the present utility model, the design in distinctive built-in air channel makes internal chamber can have big volumetrical setting, has effectively improved integral production efficient simultaneously, and energy-conservation, easy to use, keep in repair and clear up convenient.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.
Claims (10)
1. toughened glass homogeneous stove, comprise body of heater, blower fan, well heater and Controlling System, described Controlling System respectively with described body of heater, described blower fan and described well heater connect, the one or both sides of described body of heater are provided with fire door, described body of heater is provided with blast inlet and air outlet, the blast inlet of described body of heater is communicated with described blower fan, it is characterized in that, described body of heater inside is separated into heating chamber, heated chamber, air inlet duct and exhaust passage, described heated chamber is arranged at place, described body of heater mid-way, described well heater is arranged in the described heating chamber, described air inlet duct is communicated with described heating chamber, described exhaust passage is communicated with described air outlet, is provided with a plurality of crosswind hole on the air channel sidewall of described air inlet duct and described exhaust passage, and described a plurality of crosswind hole is provided with volume adjusting apparatus.
2. toughened glass homogeneous stove as claimed in claim 1 is characterized in that described volume adjusting apparatus is an air regulating board, and described air regulating board is board plug type structure or movable rack formula structure.
3. toughened glass homogeneous stove as claimed in claim 1, it is characterized in that, also be provided with built-in air channel in the described heated chamber, described built-in air channel is the tubular structure that an end is communicated with described air inlet duct, described built-in air channel is provided with a plurality of built-in air outlets away from the built-in air channel tube wall of described air inlet duct one side, and described built-in air outlet is arranged on towards described heated chamber one side.
4. toughened glass homogeneous stove as claimed in claim 1, it is characterized in that, be connected with pneumatic linkage on the described fire door, described pneumatic linkage is connected with described Controlling System, one end and the described fire door of described pneumatic linkage are hinged, and the other end of described pneumatic linkage is installed in the top of described body of heater.
5. toughened glass homogeneous stove as claimed in claim 1, it is characterized in that, described well heater is the modularization heating member, described modularization heating member comprises housing, stove silk and a plurality of magnetic tube, the two ends of described magnetic tube are installed in respectively on the two side of described housing, and described stove silk is wrapped on described a plurality of magnetic tube successively.
6. toughened glass homogeneous stove as claimed in claim 1, it is characterized in that, described toughened glass homogeneous stove comprises a plurality of blower fans, described a plurality of blower fan is arranged at that to be higher than described body of heater distance from top be the L place, is provided with the reservation chamber that is used to install supply lead and stove wire connection line terminals between described blower fan and the described body of heater top.
7. toughened glass homogeneous stove as claimed in claim 1 is characterized in that, also is provided with the temperature-detecting device that is used to detect temperature in the stove in the described body of heater, and described temperature-detecting device is connected with described Controlling System.
8. toughened glass homogeneous stove as claimed in claim 7 is characterized in that described Controlling System comprises the PLC control module, and described temperature-detecting device is a thermopair, and the actual temperature data of described thermopair collection is sent to described PLC module through conversion.
9. toughened glass homogeneous stove as claimed in claim 1 is characterized in that, also is provided with the cleaning door that is used to remove the glass cullet after the self-destruction on the sidewall of described air channel, and described cleaning door is arranged at the bottom of described air channel sidewall.
10. toughened glass homogeneous stove as claimed in claim 1 is characterized in that described air outlet is communicated with described blower fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206907908U CN201933010U (en) | 2010-12-30 | 2010-12-30 | Toughened glass homogenizing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206907908U CN201933010U (en) | 2010-12-30 | 2010-12-30 | Toughened glass homogenizing furnace |
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| CN201933010U true CN201933010U (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206907908U Expired - Fee Related CN201933010U (en) | 2010-12-30 | 2010-12-30 | Toughened glass homogenizing furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092926A (en) * | 2010-12-30 | 2011-06-15 | 天津南玻节能玻璃有限公司 | Toughened grass homogenizing furnace |
| CN104858403A (en) * | 2015-05-27 | 2015-08-26 | 法格霭德兰汽车配件〔昆山）有限公司 | Steering knuckle casting die heating furnace |
| CN106863667A (en) * | 2017-03-31 | 2017-06-20 | 南京迦南炉业有限公司 | A kind of direct-fired energy-saving type curing furnace |
| CN108483887A (en) * | 2018-04-24 | 2018-09-04 | 浙江卡莎罗新型装饰材料有限公司 | A kind of glass Mosaic production cooling device |
-
2010
- 2010-12-30 CN CN2010206907908U patent/CN201933010U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102092926A (en) * | 2010-12-30 | 2011-06-15 | 天津南玻节能玻璃有限公司 | Toughened grass homogenizing furnace |
| CN102092926B (en) * | 2010-12-30 | 2012-11-28 | 天津南玻节能玻璃有限公司 | Toughened grass homogenizing furnace |
| CN104858403A (en) * | 2015-05-27 | 2015-08-26 | 法格霭德兰汽车配件〔昆山）有限公司 | Steering knuckle casting die heating furnace |
| CN106863667A (en) * | 2017-03-31 | 2017-06-20 | 南京迦南炉业有限公司 | A kind of direct-fired energy-saving type curing furnace |
| CN108483887A (en) * | 2018-04-24 | 2018-09-04 | 浙江卡莎罗新型装饰材料有限公司 | A kind of glass Mosaic production cooling device |
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| GR01 | Patent grant | ||
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Effective date of registration: 20160204 Address after: 301700 Tianjin Fuyuan Wuqing Development Zone Wuqing District Road No. 68 Patentee after: Tianjin Nanbo Energy-saving Glass Co., Ltd. Address before: 301700 Tianjin Fuyuan Wuqing Development Zone Wuqing District Road No. 68 Patentee before: Tianjin Nanbo Energy-saving Glass Co., Ltd. Patentee before: Tianjin Nanbo Engineering Glass Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20171230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |