CN110419783A - A kind of heating with pore structure temperature descending section is not burnt cigarette - Google Patents
A kind of heating with pore structure temperature descending section is not burnt cigarette Download PDFInfo
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- CN110419783A CN110419783A CN201910693106.7A CN201910693106A CN110419783A CN 110419783 A CN110419783 A CN 110419783A CN 201910693106 A CN201910693106 A CN 201910693106A CN 110419783 A CN110419783 A CN 110419783A
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- temperature descending
- pore structure
- descending section
- section
- cigarette
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- 239000011148 porous material Substances 0.000 title claims abstract description 70
- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 53
- 238000010438 heat treatment Methods 0.000 title claims description 21
- 239000003546 flue gas Substances 0.000 claims abstract description 45
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 claims abstract description 28
- 241000208125 Nicotiana Species 0.000 claims abstract description 26
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 26
- 238000009423 ventilation Methods 0.000 claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 7
- 239000004484 Briquette Substances 0.000 claims description 14
- 239000003570 air Substances 0.000 claims description 12
- 239000012080 ambient air Substances 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- 241001484259 Lacuna Species 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 239000000779 smoke Substances 0.000 abstract 4
- 238000013021 overheating Methods 0.000 abstract 1
- 230000000391 smoking effect Effects 0.000 abstract 1
- 239000003517 fume Substances 0.000 description 8
- 230000008859 change Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000007767 bonding agent Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011796 hollow space material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229960002715 nicotine Drugs 0.000 description 1
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
本发明涉及卷烟制品技术领域，更具体地，涉及一种带孔隙结构降温段的加热不燃烧卷烟。该卷烟包括嘴触段、降温段、无序烟草段以及将嘴触段、降温段、无序烟草段依次包裹的接装纸，降温段连通无序烟草段和嘴触段，烟气穿过降温段进入嘴触段以供抽吸；所述降温段设有用于气体通过的孔隙结构；包裹于降温段外侧的接装纸设有至少一个用于空气进出的通风区，抽吸时外界冷空气透过通风区进入孔隙结构，与降温段中的烟气汇合，以实现降温效果。该卷烟设置了带孔隙结构的降温段，在抽吸时，外界冷空气进入降温段，中和烟气，有效解决现有加热不燃烧卷烟的滤嘴、烟气过热的问题，同时能够显著减少或防止烟气通过通风区漏出而影响用户体验。
The invention relates to the technical field of cigarette products, in particular to a heat-not-burn cigarette with a cooling section with a pore structure. The cigarette includes a mouth contact section, a cooling section, a disordered tobacco section, and a tipping paper that wraps the mouth contact section, the cooling section, and the disordered tobacco section in sequence. The cooling section connects the disordered tobacco section and the mouth contact section, and the smoke passes through the The cooling section enters the mouth contact section for suction; the cooling section is provided with a pore structure for the passage of gas; the tipping paper wrapped outside the cooling section is provided with at least one ventilation area for air in and out, and the outside is cold during suction. The air enters the pore structure through the ventilation area and merges with the flue gas in the cooling section to achieve the cooling effect. The cigarette is equipped with a cooling section with a pore structure. When smoking, external cold air enters the cooling section to neutralize the smoke, effectively solving the problems of overheating of the filter and the smoke of the existing heat-not-burn cigarettes, and can significantly reduce Or prevent the smoke from leaking through the ventilation area and affect the user experience.
Description
Technical field
The present invention relates to cigarette products technical fields, not more particularly, to a kind of heating with pore structure temperature descending section
Burn cigarette.
Background technique
Since traditional cigarette ignition temperature is at 800 degrees Celsius or more, the harmful substance for generation of burning endangers to non-smokers
Evil is huge, and compared with traditional cigarette, the burst size of tar and harmful components can be integrally greatly lowered in low temperature cigarette, therefore,
Low temperature cigarette is increasingly received by the market in recent years.Low temperature cigarette is only heated but is not burnt under 400 DEG C of lower temperatures below
Tobacco, nicotine and Partial Tobacco flavor component, which can change, to be transferred in flue gas.But low temperature cigarette generally passes through electric heater
Tool is heated, and since heating zone is shorter at a distance from cigarette filter tip part, flue gas is easy to cause to overheat, exhaust gas volumn is few to ask
Topic seriously affects suction experience.
In order to solve the problems, such as that flue gas overheats, first is that the former is such as PLA using barrier material or the structure with thermal boundary function
Cooling material, to prevent extra heat transfer to mouth from touching section, second is that touching the suitable position of section by getting through hole apart from mouth
Mode enables cold air directly to enter by outside air and converges with flue gas, achievees the effect that cooling.Practical study discovery,
First method is limited using the cooling effect of existing PLA cooling material, and still there is the performance of overheat in when suction, and cooling effect is not
Enough ideals.Second method must assure that total ventilation rate of cigarette reaches 70% or more and can reach cooling effect, but in order to reach
To cooling effect, the risk that the excessive cigarette of number has easy deformation or strength reduction is punched, it is crucial that flue gas can pass through clear opening
It is excessive, influence user experience.
Summary of the invention
The present invention is to overcome defect described in the above-mentioned prior art, and it is non-ignitable to provide a kind of heating with pore structure temperature descending section
Cigarette is burnt, adds pore structure in the cigarette temperature descending section, in suction, cool ambient air enters temperature descending section, neutralizes flue gas, reaches
The effect for cooling down, supplementing flue gas, preventing flue gas excessive, while can substantially reduce or prevent flue gas from leaking out shadow by plenum area
Ring user experience.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of heating with pore structure temperature descending section is not burnt cigarette, including mouth touching section, temperature descending section, unordered tobacco segment and
Mouth is touched into the tipping paper that section, temperature descending section, unordered tobacco segment are successively wrapped up, the temperature descending section is connected to unordered tobacco segment and mouth touches section,
The flue gas that unordered tobacco segment generates passes through temperature descending section and enters mouth touching section for suction；The temperature descending section, which is equipped with, is used for what gas passed through
Pore structure；It is wrapped in tipping paper on the outside of temperature descending section and is equipped at least one plenum area for being used for air disengaging, when suction is extraneous
Cold air enters pore structure by plenum area, converges with the flue gas in temperature descending section, to realize cooling effect.
Wherein, mouth touching section, temperature descending section, the outer diameter of unordered tobacco segment are in the same size.When cigarette heats and aspirates, flue gas from
Unordered tobacco segment enters temperature descending section, and seepage flow enters in pore structure, at the same time, due to the change of aspiration pneumatic, from tipping paper
The cool ambient air seepage flow that plenum area enters enters pore structure and converges with flue gas, to realize the effect of cooling, supplement flue gas.In
In the case that heating is not aspirated, the outside overflow of flue gas is can be effectively prevented in tortuous fluid path in pore structure, obtains flue gas
To save.
Further, the interporal lacuna of the pore structure is 0.02-0.5mm.
Further, the pore structure is integrally in hollow circular ring shape, and outer wall is bonded temperature descending section region tipping paper,
Axle center is overlapped with temperature descending section axle center.As one of preferred scheme, pore structure is located at temperature descending section, in hollow circular ring shape
Structure, as tubular form.Partial fume directly passes through temperature descending section hollow space and enters mouth touching section, also there is partial fume access aperture
Gap structure enters mouth touching section from pore structure.Cool ambient air was both converged with the flue gas of pore structure, and pore structure can be also passed through
Converge with the flue gas at middle part, achievees the effect that whole neutralize cools down.From another viewpoint, during peripheral pore structure also effectively obstructs
The leakage of portion's flue gas.
Further, it is additionally provided with structure of honeycomb briquette in the middle part of the temperature descending section, structure of honeycomb briquette is wrapped in the circle of pore structure
In ring, mouth touching section and unordered tobacco segment are connected in head and the tail both ends, directly circulate for flue gas.As one of preferred side
Case, pore structure are located at temperature descending section periphery, and structure of honeycomb briquette is then located in the middle part of temperature descending section, and structure of honeycomb briquette is wrapped in pore structure
Among.The through-hole that partial fume directly passes through structure of honeycomb briquette enters mouth touching section, also has partial fume to enter pore structure, from hole
Gap structure enters mouth touching section.The flue gas of cool ambient air and pore structure converges, and achievees the effect that part neutralizes cooling.
Further, the pore structure is integrally cylindrical, is filled up completely in temperature descending section.As one of preferred
Scheme, pore structure are filled up completely in temperature descending section, and whole flue gases enter mouth touching section, cool ambient air and hole from pore structure
The flue gas of structure converges, and achievees the effect that whole neutralize cools down.
Further, it is pasted with binder on the outside of the temperature descending section between tipping paper, the binder and plenum area
Position mutually staggers.Binder, which is mainly used for pasting tipping paper, is fixed on temperature descending section, in order to avoid bonding agent influences air
The position of flowing, binder and plenum area mutually staggers.
Further, the plenum area includes the identical ventilation hole of several sizes, and the ventilation hole is circumferentially uniformly distributed.
The size of each ventilation hole is consistent.
Further, pre-perforated processing is passed through in the region that the tipping paper is equipped with plenum area.Tipping paper is before cigarette in packet
Corresponding plenum area completion of processing need to be reduced into difficulty of processing by pre-perforated processing.
Further, total ventilation rate of the cigarette is 70%-85%.
Total ventilation of cigarette is paper ventilation and mouth ventilation sum of the two, and the total ventilation effect of cigarette is with cigarette structure, cigarette
Paper, tipping paper, tobacco structure have relationship, and different cigarette structures and different tobacco segment physics filling morphologies all can be to cigarettes
Total ventilation rate have an impact.The study found that for heating do not burn cigarette, especially ramuscule cigarette, total ventilation rate of cigarette reaches
70% or more can reach cooling effect.In the case where tobacco segment physics filling morphology and certain cigarette paper, the choosing of mouth ventilation
It selects very crucial.If temperature descending section is compact structure, pre-perforated or online punching generally is carried out to temperature descending section, is connect so that cold air passes through
Dress paper enters inside temperature descending section to be converged with flue gas.To guarantee total ventilation effect, punching number is generally more, punch position selection
The factors such as space is little, and the space that this is constrained to punch device, cigarette is reserved from heater is smaller.
When temperature descending section uses pore structure, there is certain ventilation effect, to guarantee total ventilation effect, may only adopt
With the tipping paper of certain air permeability or play the selection that a small amount of hole can reach the plenum area of cooling effect or even tipping paper
Range is just bigger, in the case where the bond effect guaranteed, moreover it is possible to flexible setting plenum area, realize production technology, cost,
Effect, efficiency are synchronous to be improved.
Compared with prior art, the beneficial effects of the present invention are: the invention discloses a kind of with pore structure temperature descending section
The cigarette that do not burn is heated, which increases temperature descending section, effectively solves the existing filter tip for heating the cigarette that do not burn, flue gas overheats
Problem.Temperature descending section is by setting plenum area and pore structure, and in suction, cool ambient air and flue gas are carried out neutralization cooling,
Flue gas is supplemented, suction experience is improved.
Detailed description of the invention
Fig. 1 is 1 overall structure cross-sectional view of embodiment.
Fig. 2 is 1 overall structure diagram of embodiment.
Fig. 3 is the sectional view of 1 temperature descending section of embodiment.
Fig. 4 is the sectional view of 2 temperature descending section of embodiment.
Fig. 5 is the sectional view of 3 temperature descending section of embodiment.
Wherein, 1 mouth touches section, 2 temperature descending sections, 3 unordered tobacco segments, 4 tipping papers, 5 pore structures, 6 plenum areas, 7 honeycomb briquette knots
Structure, 61 first plenum areas, 62 second plenum areas, 63 third venting areas, 60 ventilation holes.
Specific embodiment
The attached figures are only used for illustrative purposes and cannot be understood as limitating the patent；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, should not be understood as the limitation to this patent.
Embodiment 1
It does not burn cigarette, including mouth touching section 1, drop as shown in Figure 1, present embodiments providing a kind of heating with temperature descending section 2
Temperature section 2, unordered tobacco segment 3 and by mouth touch section 1, temperature descending section 2, unordered tobacco segment 3 successively cigarette package tipping paper 4, cooling
The unordered tobacco segment 3 of 2 connection of section and mouth touch section 1, and the flue gas that unordered tobacco segment 3 generates passes through temperature descending section 2 and enters mouth touching section 1 for taking out
It inhales.
Wherein, temperature descending section 2 is equipped with the pore structure 5 passed through for gas flow, and pore structure 5 is to realize cooling effect
Pith, the interporal lacuna of pore structure 5 are 0.05mm, it is ensured that gas can pass through.
In addition, the tipping paper 4 for being wrapped in 2 outside of temperature descending section is equipped at least one plenum area 6 for being used for air disengaging, this reality
It applies in example, plenum area 6 includes the first plenum area 61, the second plenum area 62 and third venting area 63, and the first plenum area 61, second is logical
Wind area 62 is located at 2 both ends of temperature descending section, and third venting area 63 is between the first plenum area 61, the second plenum area 62, with
One plenum area 61, the second plenum area 62 distance be equal, meanwhile, the size of each plenum area is equal, keeps cold sky as far as possible
Gas even into.Specifically, plenum area includes the identical ventilation hole 60 of several sizes, and ventilation hole 60 is circumferentially uniformly distributed, In
When suction, cold air enters from ventilation hole 60.
Further, binder, the position phase of binder and plenum area 6 are pasted between 2 outside of temperature descending section and tipping paper 4
It is mutually staggered, bonding agent is avoided to influence the flowing of air.In the case where the bond effect guaranteed, plenum area 6 can flexible setting,
Realizing that production technology, cost, effect, efficiency are synchronous improves.
Further, the tipping paper 4 equipped with plenum area 6 passes through pre-perforated processing, facilitates processing.
When cigarette heats and aspirates, flue gas enters temperature descending section 2 from unordered tobacco segment 3, and seepage flow enters in pore structure 5, with
This simultaneously, cool ambient air is entered in temperature descending section 2, and seepage flow due to the change of aspiration pneumatic from the plenum area of temperature descending section 26
Enter pore structure 5 to converge with flue gas, achievees the effect that cooling, supplement flue gas.In the present embodiment, pore structure 5 is located at temperature descending section 2
Periphery, in hollow cirque structure, as tubular form, outer wall is bonded 2 region tipping paper 4 of temperature descending section, axle center and drop
2 axle center of temperature section is overlapped.Wherein, partial fume is directly entered mouth by the central part of temperature descending section 2 and touches section 1, also there is partial fume
Into pore structure 5, enters mouth from pore structure 5 and touch section 1.Therefore, after cool ambient air enters temperature descending section 2, both with hole knot
The flue gas of structure 5 converges, and can also pass through pore structure 5 and the flue gas at middle part converges, and achievees the effect that whole neutralize cools down.In addition,
Tortuous seepage flow gap can prevent the outside overflow of flue gas, peripheral pore structure 5 effectively barrier middle part flue gas in pore structure 5
Leakage, enables flue gas to save, and keeps flue gas sufficient.
Embodiment 2
It does not burn cigarette, the present embodiment and reality as shown in figure 4, the present embodiment also provides a kind of heating with temperature descending section 2
It is similar to apply example 1, the difference is that, the present embodiment on the basis of embodiment 1, increases structure of honeycomb briquette 7.
Specifically, structure of honeycomb briquette 7 is equipped in the middle part of temperature descending section 2, structure of honeycomb briquette 7 is wrapped among pore structure 5, is used for
Flue gas directly circulates.Wherein, pore structure 5 is located at the periphery of temperature descending section 2, in hollow cirque structure, the then position of structure of honeycomb briquette 7
In 2 middle part of temperature descending section, structure of honeycomb briquette 7 is wrapped among pore structure 5.When cigarette heats and aspirates, partial fume passes through
The through-hole of structure of honeycomb briquette 7 is directly entered mouth touching section 1, also has partial fume to enter pore structure 5, enters mouth from pore structure 5
Touch section 1.After cool ambient air enters temperature descending section 2, only converge with the flue gas of pore structure 5, achievees the effect that part neutralizes cooling.
Embodiment 3
As shown in figure 5, the present embodiment is also provided that a kind of heating with temperature descending section 2 is not burnt cigarette, the present embodiment with
Embodiment 1 is similar, the difference is that, the pore structure 5 in the present embodiment is filled up completely in temperature descending section 2.
Specifically, pore structure 5 is filled up in temperature descending section 2, whole flue gases enter mouth from pore structure 5 and touch section 1, extraneous cold
Air fully enters in pore structure 5 to be converged with flue gas, achievees the effect that whole neutralize cools down.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (9)
- The cigarette 1. a kind of heating with pore structure temperature descending section is not burnt, it is characterised in that: touch section (1), temperature descending section including mouth (2), unordered tobacco segment (3) and the tipping paper (4) for successively wrapping up mouth touching section (1), temperature descending section (2), unordered tobacco segment (3), The temperature descending section (2) is connected to unordered tobacco segment (3) and mouth touching section (1), and the flue gas that unordered tobacco segment (3) generates passes through temperature descending section (2) enter mouth touching section (1) for suction；The temperature descending section (2) is equipped with the pore structure (5) passed through for gas；It is wrapped in tipping paper (4) on the outside of temperature descending section (2) and is equipped at least one plenum area (6) for being used for air disengaging, when suction Cool ambient air is converged by the flue gas that plenum area (6) enter in pore structure (5), with temperature descending section (2), to realize cooling effect Fruit.
- The cigarette 2. a kind of heating with pore structure temperature descending section according to claim 1 is not burnt, it is characterised in that: described The interporal lacuna of pore structure (5) is 0.02-0.5mm.
- The cigarette 3. a kind of heating with pore structure temperature descending section according to claim 2 is not burnt, it is characterised in that: described Pore structure (5) is integrally in hollow circular ring shape, and outer wall is bonded temperature descending section (2) region tipping paper (4), axle center and temperature descending section (2) axle center is overlapped.
- The cigarette 4. a kind of heating with pore structure temperature descending section according to claim 3 is not burnt, it is characterised in that: described Temperature descending section (2) is additionally provided with structure of honeycomb briquette (7), and structure of honeycomb briquette (7) is wrapped in the annulus of pore structure (5), head and the tail two Logical mouth touching section and unordered tobacco segment are terminated, is directly circulated for flue gas.
- The cigarette 5. a kind of heating with pore structure temperature descending section according to claim 2 is not burnt, it is characterised in that: described Pore structure (5) is whole cylindrical, is filled up completely in temperature descending section (2).
- The cigarette 6. a kind of heating with pore structure temperature descending section according to claim 1 is not burnt, it is characterised in that: described It is pasted with binder between tipping paper (4) on the outside of temperature descending section (2), the binder and the position of plenum area (6) mutually stagger.
- The cigarette 7. a kind of heating with pore structure temperature descending section according to claim 1 is not burnt, it is characterised in that: described Plenum area (6) further includes the identical ventilation hole of several sizes (60), and the ventilation hole (60) is circumferentially uniformly distributed.
- The cigarette 8. a kind of heating with pore structure temperature descending section according to claim 7 is not burnt, it is characterised in that: described Pre-perforated processing is passed through in the region that tipping paper (4) is equipped with plenum area (6).
- The cigarette 9. a kind of heating with pore structure temperature descending section according to claim 1 is not burnt, it is characterised in that: described Total ventilation rate of cigarette is 70%-85%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693106.7A CN110419783B (en) | 2019-07-30 | 2019-07-30 | A heat-not-burn cigarette with pore structure cooling section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910693106.7A CN110419783B (en) | 2019-07-30 | 2019-07-30 | A heat-not-burn cigarette with pore structure cooling section |
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| Publication Number | Publication Date |
|---|---|
| CN110419783A true CN110419783A (en) | 2019-11-08 |
| CN110419783B CN110419783B (en) | 2022-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910693106.7A Active CN110419783B (en) | 2019-07-30 | 2019-07-30 | A heat-not-burn cigarette with pore structure cooling section |
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Cited By (6)
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| CN111567862A (en) * | 2020-05-19 | 2020-08-25 | 云南中烟工业有限责任公司 | Sealed heating cigarette capable of reducing side flow smoke |
| CN111588079A (en) * | 2020-05-19 | 2020-08-28 | 云南中烟工业有限责任公司 | Closed heating cigarette with controllable suction resistance |
| CN113197341A (en) * | 2021-05-31 | 2021-08-03 | 云南中烟工业有限责任公司 | Heating cigarette capable of adjusting air permeability and air permeability position of pipe wall and adjusting method |
| CN114521675A (en) * | 2020-11-23 | 2022-05-24 | 深圳卷卷实验室科技有限公司 | Electronic cigarette tip capable of recycling cigarette liquid |
| WO2022252247A1 (en) * | 2021-05-31 | 2022-12-08 | 云南中烟工业有限责任公司 | Heated cigarette filter rod having natural ventilation function and heated cigarette comprising same |
| RU2809815C1 (en) * | 2021-05-31 | 2023-12-19 | Чайна Табакко Юньнань Индастриал Ко., Лтд | Filter rod of heated cigarette, having natural function of air passage, and heated cigarette containing it |
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| CN108926031A (en) * | 2018-08-23 | 2018-12-04 | 江西中烟工业有限责任公司 | It is a kind of to heat the cigarette filter rod that do not burn |
| CN109588775A (en) * | 2018-12-12 | 2019-04-09 | 重庆中烟工业有限责任公司 | A kind of heating with cooling function is not burnt cigarette filter rod |
| CN109998161A (en) * | 2019-04-29 | 2019-07-12 | 云南中烟工业有限责任公司 | A kind of heating with vent window is not burnt Cigarette |
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| CN111567862A (en) * | 2020-05-19 | 2020-08-25 | 云南中烟工业有限责任公司 | Sealed heating cigarette capable of reducing side flow smoke |
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| CN111588079B (en) * | 2020-05-19 | 2025-08-01 | 云南中烟工业有限责任公司 | Closed heating type cigarette with controllable suction resistance |
| CN114521675A (en) * | 2020-11-23 | 2022-05-24 | 深圳卷卷实验室科技有限公司 | Electronic cigarette tip capable of recycling cigarette liquid |
| CN113197341A (en) * | 2021-05-31 | 2021-08-03 | 云南中烟工业有限责任公司 | Heating cigarette capable of adjusting air permeability and air permeability position of pipe wall and adjusting method |
| WO2022252247A1 (en) * | 2021-05-31 | 2022-12-08 | 云南中烟工业有限责任公司 | Heated cigarette filter rod having natural ventilation function and heated cigarette comprising same |
| JP2023525416A (en) * | 2021-05-31 | 2023-06-16 | 雲南中煙工業有限責任公司 | Heated cigarette filter with natural ventilation function and heated cigarette including the same |
| RU2809815C1 (en) * | 2021-05-31 | 2023-12-19 | Чайна Табакко Юньнань Индастриал Ко., Лтд | Filter rod of heated cigarette, having natural function of air passage, and heated cigarette containing it |
| JP7426411B2 (en) | 2021-05-31 | 2024-02-01 | 雲南中煙工業有限責任公司 | Heated cigarette filter with natural ventilation function and heated cigarette containing the same |
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