CN201005012Y - Cut tobacco micro-wave drying equipment - Google Patents
Cut tobacco micro-wave drying equipment Download PDFInfo
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- CN201005012Y CN201005012Y CNU2007200897065U CN200720089706U CN201005012Y CN 201005012 Y CN201005012 Y CN 201005012Y CN U2007200897065 U CNU2007200897065 U CN U2007200897065U CN 200720089706 U CN200720089706 U CN 200720089706U CN 201005012 Y CN201005012 Y CN 201005012Y
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Abstract
A tobacco shred microwave dryer is characterized in that the dryer comprises a quantitative feed device (1), two transmission devices (2), a temperature increasing and humidifying device (3), a microwave device (4) and a dehumidification device with a vacuum (5). The discharge end of the quantitative feed device (1) is connected with the feeding hole of the temperature increasing and humidifying device (3) via one of the transmission devices (2). The discharge end of the temperature increasing and humidifying device (3) is connected with a feeding box (4-1) of the microwave device (4) via the other transmission device (2). The discharge end of the microwave device (4) is connected with the dehumidification device with a vacuum (5) through a feeding airlock (5-3) via the dehumidification device with a vacuum (5). Compared with existing technology, the filling capacity of the tobacco shred and the production quality of cigarette the utility model are further improved, and the needed quantity of specialized nitrite amine, NNN, NAT, NAB and NNK contained in the tobacco shred to dry the tobacco shred is less than that used in a rolling tobacco shred device and a pneumatic conveying dryer (HCD) without reducing the aesthetic quality of the tobacco shred, thereby the utility model has certain effects of harm reduction, and the energy consumption is just about a half costs of processing and drying by the pneumatic conveying dryer (HCD).
Description
Technical field
The utility model relates to the tobacco process technology, relates to the leaf tobacco microwave drying equipment that grows tobacco specifically.
Background technology
In the production of cigarettes process, the process task of leaf silk drying process is to remove part moisture, satisfying the processing request of back operation, and reaches and improves leaf silk filling capacity and anti-processability, cigarette aesthetic quality's the purpose of improving.The present widely used leaf silk drying mode of China's tobacco industry is roller drying and pneumatic conveying drying, and the leaf silk filling capacity behind the roller drying is not very good; Energy consumption for pneumatic drying is higher and leaf silk aesthetic quality destroyed seriously.Along with the concern of society to the cigarette security, cigarette industry not only will improve self productivity ratio but also will realize reducing tar and reducing harm, the introducing of leaf silk drying process expectation new technology, new equipment.
Summary of the invention
The purpose of this utility model provides a kind of leaf tobacco microwave drying equipment at existing weak point in the above-mentioned prior art just.The utility model designs according to the principle of microwave technology, that utilizes microwave and microwave composite drying adds advantages such as thermal inertia is little, homogeneous heating, not only can shorten leaf silk drying time, and can keep the good physical quality of leaf silk, have the effect that reduces harmful substance (unique nitrosamine) in the tobacco simultaneously, can realize the serialization industrial production of leaf silk drying.In addition, microwave device of the present utility model also has the advantage that floor space is little, energy consumption is less relatively, also has certain effect for improving work situation.
The purpose of this utility model can realize by following technique measures:
The utility model leaf tobacco microwave drying equipment comprises weigh feeder, conveying device, temperature-increasing moisturizing device, microwave device and vacuum drying device; Wherein: the discharge end of expecting drawing-in device surely links to each other with the feed end of temperature-increasing moisturizing device by conveying device, the discharge end of temperature-increasing moisturizing device is connected with the charging casing of microwave device by another conveying device, and the discharge end of microwave device links to each other with the vacuum drying device by the charging gas lock of vacuum drying device.
The two ends of the heating casing of the microwave device described in the utility model link to each other with the two ends of concurrent-countercurrent heat wind circulation heating equipment respectively.It mainly acts on as follows this concurrent-countercurrent heat wind circulation heating equipment as the servicing unit of microwave device:
(1) equipment preheating: when opening of device, open the concurrent-countercurrent heat wind circulation heating equipment and can help a whole set of combined type leaf tobacco microwave drying equipment to carry out The pre-heat treatment, produce the dewfall phenomenon when preventing hot and humid material access arrangement cavity.
(2) auxiliary heating humidity discharging: can assist microwave drying leaf silk, quicken drying of leaf silk, can play the effect of certain reduction microwave energy consumption.
Weigh feeder described in the utility model claims by feeding machine, the belt that is connected between feeding machine and the temperature-increasing moisturizing device, and the junction that claims at feeding machine and belt is provided with limited tube.
Microwave device described in the utility model is made up of feed zone, heating using microwave section, microwave generation system, ventilation cooling system four parts; The material feeding box intracoelomic cavity of feed zone and the heating cabinet intracoelomic cavity of heating using microwave section are interconnected, and constitute the material runner that is interconnected; In this material runner, be provided with an end and be connected, the device for transporting objects that the other end is connected with the discharging opening of heating casing with the charging aperture of charging casing; Between material feeding box intracoelomic cavity and heating cabinet intracoelomic cavity, be provided with the retaining wave apparatus, the suction wave apparatus that are used for shield microwaves; Above the material runner of heating cabinet intracoelomic cavity, be provided with many row's multiple row microwave waveguides, and every row microwave waveguide correspondence is provided with a cover microwave generation system; Described microwave generation system comprises the generator casing, is arranged on microwave applications power supply, magnetron and microwave control components and parts in the casing; The quantity of described magnetron equates that with the quantity of microwave waveguide its position is corresponding one by one, interconnects; Described ventilation cooling system is made up of cooling pipe, wind pressure sensor, blower fan; This ventilation cooling system is arranged on the microwave generation system top, and the corresponding generator casing in each air port.
The device of vacuum drying described in the utility model comprises vacuum chamber, be positioned at the vacuum chamber top the charging gas lock, be positioned at the discharging gas lock of vacuum chamber below, the dehumidifier apparatus of being made up of water tank and water ring pump is connected with vacuum chamber by pipeline.
Operation principle of the present utility model is as follows: the leaf silk is sent into temperature-increasing moisturizing device by weigh feeder through jigging conveyer, leaf silk behind the warming and humidifying enters the feed system of microwave device by jigging conveyer, carry out drying on the conveying device of leaf silk in microwave device, charging gas lock by vacuum plant enters vacuum plant and dries fast, is conveyed into subsequent processing through the discharging gas lock by jigging conveyer again.
The utility model has the following advantages compared to existing technology:
1, can further improve the filling capacity of leaf silk, it improves about 13 percentage points at linear expansivity than the conventional rollers cut-tobacco drier, and the burn rate that cigarette props up increases by 6 percentage points;
2, the manufacturing quality of cigarette significantly improves;
3, the leaf silk aesthetic quality of microwave expansion does not reduce, and tobacco-specific nitrosamine NNN, NAT, NAB, NNK content are lower than cylinder cut tobacco dryer and pneumatic conveying dryer (HXD) drying leaf-silk, and microwave drying leaf silk has certain harm reduction effect;
4, energy consumption is about half of the dry processing cost of pneumatic conveying dryer (HXD);
5, the microwave drying process flow process is simple, little, the safe and sanitary of occupation area of equipment.
Description of drawings
Fig. 1 structural representation of the present utility model (vertical view).
Fig. 2 is that the A1-A1 of Fig. 1 is to view.
Fig. 3 is that the A2-A2 of Fig. 1 is to view.
Fig. 4 is that the A3-A3 of Fig. 1 is to view.
Fig. 5 is that the A4-A4 of Fig. 1 is to view.
Fig. 6 is the feed zone structure chart of microwave device among Fig. 2.
Fig. 7 is the cross section view of microwave device heating system among Fig. 2.
Fig. 8 is the structure chart of the microwave generator casing in the microwave generation system among Fig. 2.
Fig. 9 is the ventilation cooling system structure chart of microwave device among Fig. 2.
Figure 10 is the enlarged drawing of vacuum drying device among Fig. 2.
Among the figure: 1-1, feeding machine, 1-2, limited tube, the 1-3 belt claims, 2, jigging conveyer, 3, temperature-increasing moisturizing device, 4, microwave device, 4-1, the charging casing, 4-2, the retaining wave apparatus, 4-3, inhale wave apparatus, 4-4, charging aperture, 4-5, conveying device, 4-6, the heating casing, 4-7, microwave waveguide, 4-8, the microwave generator casing, 4-9, the microwave applications power supply, 4-10, magnetron, 4-11, cooling pipe, 4-12, wind pressure sensor, 4-13, blower fan, 5, the vacuum drying device, 5-1, water tank, 5-2, water ring pump, 5-3, the charging gas lock, 5-4, vacuum chamber, 5-5, the discharging gas lock, 6, the concurrent-countercurrent heat wind circulation heating equipment.
The specific embodiment
The utility model describes in further detail below with reference to embodiment (accompanying drawing).
As shown in Figure 1, leaf tobacco microwave drying equipment of the present utility model comprises weigh feeder 1, conveying device 2, temperature-increasing moisturizing device 3, microwave device 4 and vacuum drying device 5; Wherein: expect that surely drawing-in device 1 discharge end links to each other with temperature-increasing moisturizing device 3 feed ends by conveying device 2, temperature-increasing moisturizing device 3 discharge ends are connected with microwave device 4 charging casing 4-1 by another conveying device 2, and the discharge end of microwave device 4 links to each other with vacuum drying device 5 by the charging gas lock 5-3 of vacuum drying device 5; Link to each other with the two ends of the heating casing 4-6 of microwave device respectively as the two ends of the concurrent-countercurrent heat wind circulation heating equipment 6 of microwave device servicing unit.
Shown in Fig. 1,3, the weigh feeder 1 described in the utility model claims 1-3 by feeding machine 1-1, the belt that is connected between feeding machine 1-1 and the temperature-increasing moisturizing device 3, claims the junction of 1-3 to be provided with limited tube 1-2 at feeding machine 1-1 and belt.Weigh feeder can be controlled the flow of leaf silk in whole drying process, and it is 1500Kg/h that present embodiment adopts flow.
As shown in Figure 1, 2, described microwave device 4 is made up of feed zone, heating using microwave section, microwave generation system, ventilation cooling system four parts; The heating casing 4-6 inner chamber of the charging casing 4-1 inner chamber of feed zone and heating using microwave section is interconnected, and constitutes the material runner that is interconnected; In this material runner, be provided with an end and be connected, the device for transporting objects 4-5 that the other end is connected with the discharging opening of heating casing 4-6 with the charging aperture 4-4 of charging casing 4-1; Between charging casing 4-1 inner chamber and heating casing 4-6 inner chamber, be provided with the retaining wave apparatus 4-2, the suction wave apparatus 4-3 (see figure 6) that are used for shield microwaves; Above the material runner of heating casing 4-6 inner chamber, be provided with many row's multiple row microwave waveguide 4-7, and every row microwave waveguide 4-7 correspondence is provided with a cover microwave generation system (see figure 7), microwave waveguide 4-7 can conduct microwave energy to conveying device 4-5 effectively and go up the leaf silk of carrying, and enters vacuum drying system through charging gas lock 5-3 equably through the leaf silk after the microwave treatment continuously through conveying device 4-5; Described microwave generation system comprises generator casing 4-8, is arranged on microwave applications power supply 4-9, magnetron 4-10 and microwave control components and parts in the casing, magnetron 4-10 is the source that microwave produces, when microwave power supply 4-9 opens, the magnetron 4-10 generation microwave energy that is stimulated, microwave energy will directly be sent to heating using microwave casing 4-6 by microwave waveguide 4-7; The quantity of the magnetron of each microwave generation casing and microwave generation system number can freely dispose according to concrete production requirement; The microwave device magnetron that present embodiment adopts is 240, amount to 30 casings, each 10 casing that evenly distribute of the top and two sides of heating using microwave casing heat wherein that each casing is equipped with 12 magnetrons above the casing, and each casing of two sides respectively is equipped with 6 magnetron (see figure 8)s; The quantity of described magnetron 4-10 equates that with the quantity of microwave waveguide 4-7 its position is corresponding one by one, interconnects; Described ventilation cooling system is made up of cooling pipe 4-11, wind pressure sensor 4-12, blower fan 4-13; This ventilation cooling system is arranged on microwave generation system top, and the corresponding generator casing 4-8 in each air port, and the main effect of ventilation cooling system is to parts such as magnetron and the transformer cooling (see figure 9) of ventilating.
As shown in figure 10, described vacuum drying device comprises vacuum chamber 5-4, be positioned at vacuum chamber 5-4 top charging gas lock 5-3, be positioned at the discharging gas lock 5-5 of vacuum chamber 5-4 below, the dehumidifier apparatus of being made up of water tank 5-1 and water ring pump 5-2 is connected with vacuum chamber 5-4 by pipeline.The leaf silk enters in the vacuum chamber 5-4 through charging gas lock 5-3, water ring pump 5-2 work makes and forms negative pressure in the vacuum chamber 5-4, the water translocation that the leaf silk makes microwave drying come out rapidly under negative pressure is come out, reach the effect of expansive cut tobacco, the leaf silk falls into reversely hung Yong conveyer 2 and enters next process through discharging gas lock 5-5.
The operation principle of utility model is as follows:
Utilize warming and humidifying to make the leaf silk improve temperature and humidity, by heating using microwave the leaf silk is carried out the prime heating, provide processing procedure required heat energy, the part moisture of Ye Sinei is rapidly to surface migration or effusion, the back level adopts vacuum technique that the leaf silk is dried fast, the concurrent-countercurrent heat wind circulation heating equipment adopts when needed as the auxiliary heater means of heating using microwave, and the effect that further cuts down the consumption of energy is arranged.Leaf tobacco microwave drying equipment of the present utility model adopts microwave equipment (and installing the concurrent-countercurrent heat wind circulation heating equipment that helps out additional) and vacuum drying devices in series to form, and in the heating using microwave section, the leaf silk heats and expands; In the vacuum drying section, the leaf silk is fast dewatering under vacuum state, and cooling shaping makes the leaf silk keep more satisfactory physical state simultaneously.
Say that more specifically the leaf silk enters temperature-increasing moisturizing device 3 by weigh feeder 1 with stable flow rate and handles, temperature-increasing moisturizing device 3 makes the leaf silk have suitable temperature and humidity.The leaf silk is through behind the temperature-increasing moisturizing device 3, delivered on the conveying device 4-5 that falls into behind the microwave feed system charging aperture 4-4 in the heating using microwave casing 4-6 by jigging conveyer 2, carries out heating using microwave and expands.The microwave energy that magnetron 4-10 produces is sent to Ye Sishang uniformly by microwave waveguide 4-7, and the leaf silk is evenly heated in the course of conveying of heating using microwave casing 4-6, and most moisture is overflowed or moved to leaf silk surface.The leaf silk is sent into the charging gas lock 5-3 of vacuum drying device by conveying device 4-5, and 5-3 sends the leaf silk into vacuum chamber 5-4 by the charging gas lock, and the vacuum of vacuum chamber can maintain certain level.The leaf silk because the boiling point of water reduces, makes the moisture of leaf silk slough rapidly under the state of vacuum, and the temperature of leaf silk sharply reduces simultaneously, reaches the purpose of the dehydration of leaf silk, expansion, cooling, setting.Dried leaf silk falls on the jigging conveyer 2 of reversely hung Yong by discharging gas lock 5-5, is delivered to subsequent processing.
Related weigh feeder 1 in the utility model, vibratory feed 2, vacuum drying device 5, concurrent-countercurrent heat wind circulation heating equipment 6 are even can to adopt known technology to realize (device that tobacco business has used at present or equipment).Temperature-increasing moisturizing device 3 can be that HT tunnel type temperature-increasing moisturizing device also can be the drum-type temperature-increasing moisturizing device.
Claims (5)
1. leaf tobacco microwave drying equipment, it is characterized in that: it comprises weigh feeder (1), conveying device (2), temperature-increasing moisturizing device (3), microwave device (4) and vacuum drying device (5); Wherein: expect that surely drawing-in device (1) discharge end links to each other with temperature-increasing moisturizing device (3) feed end by conveying device (2), temperature-increasing moisturizing device (3) discharge end is connected with microwave device (4) charging casing (4-1) by another conveying device (2), and the discharge end of microwave device (4) links to each other with vacuum drying device (5) by the charging gas lock (5-3) of vacuum drying device (5).
2. leaf tobacco microwave drying equipment according to claim 1 is characterized in that: the two ends of the heating casing (4-6) of microwave device link to each other with the two ends of concurrent-countercurrent heat wind circulation heating equipment (6) respectively.
3. leaf tobacco microwave drying equipment according to claim 1, it is characterized in that: described weigh feeder (1) claims (1-3) by feeding machine (1-1), the belt that is connected between feeding machine (1-1) and the temperature-increasing moisturizing device (3), claims the junction of (1-3) to be provided with limited tube (1-2) at feeding machine (1-1) and belt.
4. leaf tobacco microwave drying equipment according to claim 1 is characterized in that: described microwave device (4) is made up of feed zone, heating using microwave section, microwave generation system, ventilation cooling system four parts; Heating casing (4-6) inner chamber of charging casing (4-1) inner chamber of feed zone and heating using microwave section is interconnected, and constitutes the material runner that is interconnected; In this material runner, be provided with an end and be connected, the device for transporting objects (4-5) that the other end is connected with the discharging opening of heating casing (4-6) with the charging aperture (4-4) of charging casing (4-1); Between charging casing (4-1) inner chamber and heating casing (4-6) inner chamber, be provided with retaining wave apparatus (4-2), the suction wave apparatus (4-3) that is used for shield microwaves; Be provided with many row's multiple row microwave waveguides (4-7) in the material runner top of heating casing (4-6) inner chamber, and every row microwave waveguide (4-7) correspondence is provided with a cover microwave generation system; Described microwave generation system comprises generator casing (4-8), is arranged on microwave applications power supply (4-9), magnetron (4-10) and microwave control components and parts in the casing; The quantity of described magnetron (4-10) equates that with the quantity of microwave waveguide (4-7) its position is corresponding one by one, interconnects; Described ventilation cooling system is made up of cooling pipe (4-11), wind pressure sensor (4-12), blower fan (4-13); This ventilation cooling system is arranged on the microwave generation system top, and the corresponding generator casing (4-8) in each air port.
5. leaf tobacco microwave drying equipment according to claim 1, it is characterized in that: described vacuum drying device comprises vacuum chamber (5-4), be positioned at vacuum chamber (5-4) top charging gas lock (5-3), be positioned at the discharging gas lock (5-5) of vacuum chamber (5-4) below, the dehumidifier apparatus of being made up of water tank (5-1) and water ring pump (5-2) is connected with vacuum chamber (5-4) by pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200897065U CN201005012Y (en) | 2007-03-16 | 2007-03-16 | Cut tobacco micro-wave drying equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200897065U CN201005012Y (en) | 2007-03-16 | 2007-03-16 | Cut tobacco micro-wave drying equipment |
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| CN201005012Y true CN201005012Y (en) | 2008-01-16 |
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| CNU2007200897065U Expired - Fee Related CN201005012Y (en) | 2007-03-16 | 2007-03-16 | Cut tobacco micro-wave drying equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101946980A (en) * | 2010-09-21 | 2011-01-19 | 川渝中烟工业公司 | Technique for processing cigarette with low NAB release |
| CN101956308A (en) * | 2010-06-04 | 2011-01-26 | 张家港市贝尔机械有限公司 | Vacuum dehumidifying equipment |
| CN102313446A (en) * | 2010-06-30 | 2012-01-11 | 北新集团建材股份有限公司 | Intelligent hot-air microwave paper-surface plaster-plate drying system |
| CN102455117A (en) * | 2010-10-22 | 2012-05-16 | 机械科学研究总院先进制造技术研究中心 | Novel tunnel-type microwave dying method and device applied in textile dyeing and finishing industry |
| CN102538423A (en) * | 2012-02-10 | 2012-07-04 | 周跃云 | Microwave vacuum drier |
| CN103704866A (en) * | 2014-01-02 | 2014-04-09 | 吉林烟草工业有限责任公司 | Expanded cut tobacco processing production line |
| CN105167163A (en) * | 2015-08-03 | 2015-12-23 | 昆明鸾宇科技有限公司 | Control system for microwave tobacco stem expanding equipment |
| CN108208909A (en) * | 2017-12-30 | 2018-06-29 | 广州昊然微波设备有限公司 | A kind of microwave vacuum puffing equipment |
| CN109275945A (en) * | 2018-09-27 | 2019-01-29 | 浙江中烟工业有限责任公司 | It is a kind of to heat the pipe tobacco microwave handling method that do not burn |
-
2007
- 2007-03-16 CN CNU2007200897065U patent/CN201005012Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956308A (en) * | 2010-06-04 | 2011-01-26 | 张家港市贝尔机械有限公司 | Vacuum dehumidifying equipment |
| CN102313446A (en) * | 2010-06-30 | 2012-01-11 | 北新集团建材股份有限公司 | Intelligent hot-air microwave paper-surface plaster-plate drying system |
| CN102313446B (en) * | 2010-06-30 | 2013-10-09 | 北新集团建材股份有限公司 | Intelligent hot-air microwave paper-surface plaster-plate drying system |
| CN101946980B (en) * | 2010-09-21 | 2012-07-11 | 川渝中烟工业有限责任公司 | Technique for processing cigarette with low NAB release |
| CN101946980A (en) * | 2010-09-21 | 2011-01-19 | 川渝中烟工业公司 | Technique for processing cigarette with low NAB release |
| CN102455117A (en) * | 2010-10-22 | 2012-05-16 | 机械科学研究总院先进制造技术研究中心 | Novel tunnel-type microwave dying method and device applied in textile dyeing and finishing industry |
| CN102538423A (en) * | 2012-02-10 | 2012-07-04 | 周跃云 | Microwave vacuum drier |
| CN103704866A (en) * | 2014-01-02 | 2014-04-09 | 吉林烟草工业有限责任公司 | Expanded cut tobacco processing production line |
| CN103704866B (en) * | 2014-01-02 | 2015-10-14 | 吉林烟草工业有限责任公司 | Expanded cut tobacco machining production line |
| CN105167163A (en) * | 2015-08-03 | 2015-12-23 | 昆明鸾宇科技有限公司 | Control system for microwave tobacco stem expanding equipment |
| CN105167163B (en) * | 2015-08-03 | 2017-04-05 | 昆明鸾宇科技有限公司 | A kind of control system of microwave stem expansion equipment |
| CN108208909A (en) * | 2017-12-30 | 2018-06-29 | 广州昊然微波设备有限公司 | A kind of microwave vacuum puffing equipment |
| CN109275945A (en) * | 2018-09-27 | 2019-01-29 | 浙江中烟工业有限责任公司 | It is a kind of to heat the pipe tobacco microwave handling method that do not burn |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: QINHUANGDAO TOBACCO MACHINERY CO., LTD. ¬ XUZHOU ZHONGKAI ELECTROMECHANICAL EQUIPMENT MANUFACTURING CO., LTD. ¬ HENAN XINZHENG UST ( GROUP ) CO.,LTD. ¬ |
|
| CU01 | Correction of utility model patent |
Correction item: Co-patentee Correct: Qinhuangdao Tobacco Machinery Co., Ltd. | Xuzhou all Kay Electromechanical Equipment Manufacturing Co., Ltd. | Henan Xinzheng tobacco (Group) Company Number: 03 Page: The title page Volume: 24 |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Co-patentee Correct: Qinhuangdao Tobacco Machinery Co., Ltd.|Xuzhou all Kay Electromechanical Equipment Manufacturing Co., Ltd. | Henan Xinzheng tobacco (Group) Company Number: 03 Volume: 24 |
|
| ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ¬ TO: QINHUANGDAO TOBACCO MACHINERY CO., LTD. ¬ XUZHOU ZHONGKAI ELECTROMECHANICAL EQUIPMENT MANUFACTURING CO., LTD. ¬ HENAN XINZHENG UST ( GROUP ) CO.,LTD. ¬ |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Fengyang high tech Development Zone in Henan Province, Zhengzhou City, 450001 street, No. 2 Patentee after: Zhengzhou Tobacco Research Institute of CNTC Patentee after: Qinhuangdao Tobacco Machinery Co., Ltd. Patentee after: XUZHOU ZHONGKAI MECHANICAL & ELECTRICAL EQUIPMENT MANUFACTURING CO., LTD. Patentee after: China Tobacco Henan Industrial Co., Ltd. Address before: Fengyang high tech Development Zone in Henan Province, Zhengzhou City, 450001 street, No. 2 Patentee before: Zhengzhou Tobacco Research Institute of CNTC Patentee before: Qinhuangdao Tobacco Machinery Co., Ltd. Patentee before: XUZHOU ZHONGKAI MECHANICAL & ELECTRICAL EQUIPMENT MANUFACTURING CO., LTD. Patentee before: Xinzheng Henan tobacco (Group) Company |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080116 Termination date: 20160316 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |