CN108844050A - A kind of wick and open fire lamps and lanterns - Google Patents
A kind of wick and open fire lamps and lanterns Download PDFInfo
- Publication number
- CN108844050A CN108844050A CN201810971651.3A CN201810971651A CN108844050A CN 108844050 A CN108844050 A CN 108844050A CN 201810971651 A CN201810971651 A CN 201810971651A CN 108844050 A CN108844050 A CN 108844050A
- Authority
- CN
- China
- Prior art keywords
- wick
- main body
- lanterns
- fire
- protrusion
- 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.)
- Pending
Links
- 241001465382 Physalis alkekengi Species 0.000 title claims abstract description 36
- 239000000446 fuel Substances 0.000 claims abstract description 52
- 239000000919 ceramic Substances 0.000 claims abstract description 20
- 229920000742 Cotton Polymers 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 abstract description 34
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010499 rapseed oil Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V37/00—Details of lighting devices employing combustion as light source, not otherwise provided for
- F21V37/0004—Details of lighting devices employing combustion as light source, not otherwise provided for using liquid fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V37/00—Details of lighting devices employing combustion as light source, not otherwise provided for
- F21V37/0004—Details of lighting devices employing combustion as light source, not otherwise provided for using liquid fuel
- F21V37/002—Wicks
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The embodiment of the invention provides a kind of wicks and open fire lamps and lanterns, wick to include：Wick main body and the attached body of the wick for being set to wick body lumen, wick main body has closed fire end, wick main body is made of foamed ceramics, the porosity of the attached body of wick is greater than the porosity of wick main body, so that the attached body of wick is greater than wick main body to the siphonage of liquid fuel to the siphonage of liquid fuel.Appearance of the liquid fuel Jing Guo wick main body is inward-facing and conveys to fire end, the attached body of wick absorbs liquid fuel from the inner surface of wick main body, and it is conveyed to fire end, i.e. under the common siphonage of both wick main body and the attached body of wick, liquid fuel is transported to the fire end of wick main body for burning.Since foamed ceramics has resistance to burning characteristic, so that the service life of wick increases, which is applied to the service life of open fire lamps and lanterns can be improved in open fire lamps and lanterns.
Description
Technical field
The present invention relates to illumination and ignitor technical fields, more particularly to a kind of wick and open fire lamps and lanterns.
Background technique
After the open fire lamps and lanterns for using liquid fuel as the energy mainly rely on wick siphon liquid fuel, in the end of wick
Combustion of liquid fuel realizes illumination.There are two types of the wicks being often used at present：It is another one is directlying adopt cotton cord as wick
Kind is to wrap up in the wick obtained by the way of absorbent cotton using metal suitcase.Former wick the more can burn the more short, equally, latter wick
In absorbent cotton also the more can burn the more short.Due to the protective effect of metal skin, so that the speed that shortens of absorbent cotton is less than the change of cotton cord
Short speed.Comparatively, latter wick needs the period safeguarded to be longer than the period that former wick needs to safeguard, but latter
The metal skin of kind wick can be oxidized under long-term burning.From the foregoing, it will be observed that wick service life in the prior art is shorter, make
It obtains shorter using the open fire lamps and lanterns service life of wick.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of wick and open fire lamps and lanterns, improves the open fire for using wick to realize
The service life of lamps and lanterns.Specific technical solution is as follows：
In a first aspect, the embodiment of the invention provides a kind of wicks, including：Wick main body and it is set to the wick main body
The attached body of the wick of inner cavity, the wick main body have closed fire end, and the wick main body is made of foamed ceramics, described
The porosity of the attached body of wick is greater than the porosity of the wick main body.
Optionally, the attached body of the wick is absorbent cotton.
Optionally, the wick main body is rod-shaped, and one end is the fire end, and the other end is open end.
Optionally, a protrusion is condensed in the fire end.
Optionally, the inner cavity extends in the protrusion, and/or, the height of the protrusion is less than 10mm.
Optionally, the aperture that the foamed ceramics of the wick main body is made is less than 1mm.
Second aspect, the embodiment of the invention provides a kind of open fire lamps and lanterns, including fuel cylinder and wick, including：Wick master
Body and the attached body of wick for being set to the wick body lumen, the wick main body have closed fire end, the wick master
Body is made of foamed ceramics, and the porosity of the attached body of wick is greater than the porosity of the wick main body；The wick insertion
In the fuel cylinder, and the fire end is located at the outside of the fuel cylinder.
Optionally, the attached body of the wick is absorbent cotton.
Optionally, the aperture that the foamed ceramics of the wick main body is made is less than 1mm.
Optionally, the wick main body is rod-shaped, and one end is the fire end, and the other end is open end, described to open wide
End is located in the fuel cylinder.
Optionally, a protrusion is condensed in the fire end.
Optionally, a protrusion is condensed in the fire end, the inner cavity extends in the protrusion, and/or, the protrusion
Height be less than 10mm.
Optionally, the open fire lamps and lanterns further include separation sleeve, and the separation sleeve is set in the protrusion, and with the fuel
Bottle is threadedly coupled, to isolate the protrusion.
Optionally, the open fire lamps and lanterns further include nut cap, outer in the separation sleeve and the protrusion for the cover.
A kind of wick provided in an embodiment of the present invention, including：Wick main body and the lamp for being set to the wick body lumen
The attached body of core, the wick main body have closed fire end, and the wick main body is made of foamed ceramics, the attached body of wick
Porosity be greater than the wick main body porosity.The porosity of the attached body of wick is greater than the porosity of wick main body, so that lamp
The attached body of core is greater than wick main body to the siphonage of liquid fuel to the siphonage of liquid fuel.Liquid fuel passes through wick master
The appearance of body is inward-facing and conveys to fire end, and the attached body of wick absorbs liquid fuel from the inner surface of wick main body, and to burning
Liquid fuel, i.e., under the common siphonage of both wick main body and the attached body of wick, can be transported to wick master by end conveying
The fire end of body is for burning.Since foamed ceramics has resistance to burning characteristic, so that the service life of wick increases, by the technical side
Case is applied to that the service life of open fire lamps and lanterns can be improved in open fire lamps and lanterns.
In addition, being based on wick embodiment, the embodiment of the invention provides a kind of open fire lamps and lanterns, which has same
Beneficial effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of wick provided in an embodiment of the present invention；
A kind of Fig. 2 longitudinal schematic cross-sectional view of wick provided in an embodiment of the present invention；
A kind of Fig. 3 lateral schematic cross-sectional view of wick provided in an embodiment of the present invention；
A kind of Fig. 4 structural representation of the first state (nut cap is separated with wick) of open fire lamps and lanterns provided in an embodiment of the present invention
Figure；
Fig. 5 a kind of first state (nut cap, wick, separation sleeve and the fuel cylinder of open fire lamps and lanterns provided in an embodiment of the present invention
Separate) structural schematic diagram.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to solve the shorter technical problem of open fire lamps and lanterns service life existing in the prior art, the embodiment of the present invention is mentioned
A kind of wick and open fire lamps and lanterns are supplied.
A kind of wick provided in an embodiment of the present invention is described in detail first below.
Referring to FIG. 1, FIG. 2 and FIG. 3, a kind of wick, including：Wick main body 11 and the wick for being set to 11 inner cavity of wick main body
Attached body 12, wick main body 11 have closed fire end 111, and wick main body 11 is made of foamed ceramics, the attached body 12 of wick
Porosity is greater than the porosity of wick main body 11.The wick can be used for using liquid fuel as the open fire lamps and lanterns of the energy, wherein
Liquid fuel may include alcohol, kerosene or rape oil.Wherein, porosity refers to that pore volume and material are in nature in bulk material
The percentage of total volume under state, can specifically calculate in the following way, for example, after 1 gram of material is filled water, 5 grams of weight,
Then porosity is equal to 4 grams of weight of water divided by 5 grams of total weight, is equal to 80%.
The porosity of the attached body 12 of wick is greater than the porosity of wick main body 11, so that rainbow of the attached body 12 of wick to liquid fuel
Suction effect is greater than wick main body 11 to the siphonage of liquid fuel.Appearance of the liquid fuel Jing Guo wick main body 11 it is inward-facing and
It being conveyed to fire end 111, the attached body 12 of wick absorbs liquid fuel from the inner surface of wick main body 11, and conveys to fire end 111,
It that is, can be by liquid fuel under both wick main body 11 and the attached body 12 of the wick jointly siphonage to liquid fuel
The fire end 111 of wick main body 11 is adsorbed onto for burning in fire end 111.Since foamed ceramics has resistance to burning characteristic, so that
The service life of wick increases, which is applied to the service life of open fire lamps and lanterns can be improved in open fire lamps and lanterns.It will
The technical solution is applied to that the service life of ignitor, ignitor such as lighter etc. can be improved in ignitor.
The attached body 12 of wick can be absorbent cotton, and absorbent cotton refers to the chemically treated cotton for removing fat, passed through by raw cotton
The processing technologys such as field trash, degreasing, bleaching, washing, drying and arrangement are removed to be made.Absorption liquid easier than common cotton.It is de-
Rouge cotton has the ability for preferably absorbing liquid, can promote wick to the siphonage of liquid fuel, allow to improve wick
Convey fuel speed and component, sufficiently by liquid fuel be transported to fire end 111 for burning, play the role of it is combustion-supporting, meanwhile,
The stable illumination of open fire lamps and lanterns may be implemented.
Wick main body 11 has the open end opposite with fire end 111, and setting in this way can make the attached body 12 of wick from wick
The open end of main body 11 directly absorbs liquid fuel, improves speed and component that the attached body 12 of wick conveys fuel, plays combustion-supporting work
With, meanwhile, the stable illumination of open fire lamps and lanterns may be implemented.
Referring to Fig.1, wick main body 11 is rod-shaped, and setting in this way can simplify wick and lightweight.Wherein, rod-shaped
11 one end of wick main body is fire end 111, and the other end can be open end.For example, wick can be cylindrical bar or rectangular
Bar is processed all very convenient.
In a kind of embodiment of the embodiment of the present invention, a protrusion is condensed in fire end 111, specifically, the height of protrusion
10mm can be less than.Protrusion, which is arranged, can promote the height of flame, and can generate apparent flame envelope and internal flame.Meanwhile it being also convenient for
Fire end 111 is contacted with air, to play combustion-supporting effect.
Further, inner cavity extends in protrusion, and liquid fuel is transported to burning convenient for the attached body 12 of wick by setting in this way
The outer surface at end 111, to play combustion-supporting effect.
In order to improve the siphon effect of foamed ceramics, it can be set and the aperture of the foamed ceramics of wick main body 11 is made is less than
1mm, foamed ceramics have coarse rush siphon surface.
It will describe in detail below to a kind of open fire lamps and lanterns provided in an embodiment of the present invention.
It include wick 1 and fuel cylinder 2 referring to Figure 4 and 5 open fire lamps and lanterns, wick 1 can be in any of the above-described embodiment
Wick, fuel cylinder 2 can be made of glass or conventional ceramic, and conventional ceramic will not permeation liquid.Specifically, referring to Fig.1-
3, wick 1 may include：Wick main body 11 and the attached body 12 of the wick for being set to 11 inner cavity of wick main body, wick main body 11 have envelope
The fire end 111 closed, wick main body 11 are made of foamed ceramics, and the porosity of the attached body 12 of wick is greater than the hole of wick main body 11
Gap rate；Wick 1 is inserted into fuel cylinder 2, and fire end 111 is located at the outside of fuel cylinder 2.
The porosity of the attached body 12 of wick is greater than the porosity of wick main body 11, so that rainbow of the attached body 12 of wick to liquid fuel
Suction effect is greater than wick main body 11 to the siphonage of liquid fuel.The liquid fuel in fuel cylinder 2 is contained in by wick master
The appearance of body 11 is inward-facing and conveys to fire end 111, and the attached body 12 of wick absorbs liquid fuel from the inner surface of wick main body 11,
And conveyed to fire end 111, i.e., under the common siphonage of both wick main body 11 and the attached body 12 of wick, liquid can be fired
Material is transported to the fire end 111 of wick main body 11 for burning in fire end 111.Since foamed ceramics has resistance to burning characteristic, make
The service life for obtaining wick 1 increases, which is applied to the service life of open fire lamps and lanterns can be improved in open fire lamps and lanterns.
In addition, the attached body 12 of wick can be absorbent cotton.Wick main body 11 can have the open end opposite with fire end 111
112, open end 112 is located in fuel cylinder 2.Wick main body 11 can be rod-shaped wick main body 11, and one end can be fire end
111, the other end can be open end 112.The each feature bring beneficial effect in the part can correspond to real with reference to above-mentioned wick 1
The corresponding portion in example is applied, this will not be repeated here.
A protrusion is condensed in fire end 111, further, inner cavity extends in protrusion.The height of protrusion is less than 10mm.Separately
Outside, the aperture that the foamed ceramics of wick main body 11 is made is less than 1mm.The each feature bring beneficial effect in the part can correspond to
With reference to the corresponding portion in above-mentioned 1 embodiment of wick, this will not be repeated here.
Open fire lamps and lanterns further include separation sleeve 3, and separation sleeve 3 is set in protrusion, and is threadedly coupled with fuel cylinder 2, to isolate
Protrusion.Separation sleeve 3 is arranged can reduce the volatilization separation sleeve 3 of liquid fuel in fuel cylinder 2 can be made of metal material.Ginseng
According to Fig. 5, the bottle neck 21 of fuel cylinder 2 is equipped with external screw thread, for being threadedly coupled with separation sleeve 3.
Open fire lamps and lanterns provided in an embodiment of the present invention further include nut cap 4, for the cover outside separation sleeve 3 and protrusion, nut cap 4
It can be also used for extinguishing the flame of fire end 111.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including element.
The above is merely preferred embodiments of the present invention, it is not intended to limit the scope of the present invention.It is all in this hair
Any modification, equivalent replacement, improvement and so within bright spirit and principle, are included within the scope of protection of the present invention.
Claims (10)
1. a kind of wick, which is characterized in that including：Wick main body and the attached body of wick for being set to the wick body lumen, institute
Wick main body is stated with closed fire end, the wick main body is made of foamed ceramics, the porosity of the attached body of wick
Greater than the porosity of the wick main body.
2. wick according to claim 1, which is characterized in that the attached body of wick is absorbent cotton.
3. wick according to claim 1, which is characterized in that the wick main body is rod-shaped, and one end is the burning
End, the other end is open end.
4. wick according to claim 1, which is characterized in that be condensed to a protrusion in the fire end.
5. wick according to claim 4, which is characterized in that the inner cavity extends in the protrusion, and/or, it is described
The height of protrusion is less than 10mm.
6. wick according to claim 1, which is characterized in that the aperture that the foamed ceramics of the wick main body is made is less than
1mm。
7. a kind of open fire lamps and lanterns, which is characterized in that including wick described in fuel cylinder and claim 1,2 or 6, the wick is inserted
Enter in the fuel cylinder, and the fire end is located at the outside of the fuel cylinder.
8. open fire lamps and lanterns according to claim 7, which is characterized in that the wick main body is rod-shaped, and one end is described
Fire end, the other end are open end, and the open end is located in the fuel cylinder.
9. open fire lamps and lanterns according to claim 7, which is characterized in that be condensed to a protrusion in the fire end, feature exists
In, the inner cavity extends in the protrusion, and/or, the height of the protrusion is less than 10mm.
10. open fire lamps and lanterns according to claim 9, which is characterized in that the open fire lamps and lanterns further include separation sleeve, it is described every
It is set in the protrusion from set, and is threadedly coupled with the fuel cylinder, to isolate the protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971651.3A CN108844050A (en) | 2018-08-24 | 2018-08-24 | A kind of wick and open fire lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971651.3A CN108844050A (en) | 2018-08-24 | 2018-08-24 | A kind of wick and open fire lamps and lanterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108844050A true CN108844050A (en) | 2018-11-20 |
Family
ID=64189402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810971651.3A Pending CN108844050A (en) | 2018-08-24 | 2018-08-24 | A kind of wick and open fire lamps and lanterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108844050A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5296180A (en) * | 1992-05-11 | 1994-03-22 | Polyceramics, Inc. | Ceramic process |
| US5298205A (en) * | 1992-05-11 | 1994-03-29 | Polyceramics, Inc. | Ceramic filter process |
| US5458837A (en) * | 1992-05-11 | 1995-10-17 | Polyceramics, Inc. | Process for preparing a ceramic wick |
| US5705118A (en) * | 1992-08-27 | 1998-01-06 | Polyceramics, Inc. | Process for producing a ceramic body |
| TW414082U (en) * | 2000-04-21 | 2000-12-01 | Chyn Wen Long | Improved structure of incense bottle |
| CN2637910Y (en) * | 2003-06-24 | 2004-09-01 | 陈冠翰 | Non open fire burning high temperature catalyzer used for fragrant fumigating seat |
| CN1576692A (en) * | 2003-06-27 | 2005-02-09 | 牧羊人产品公司 | Catalytic combustion burner system and bottle equipped with same |
| CN102162578A (en) * | 2010-02-22 | 2011-08-24 | 蔡海明 | Hard lamp wick and assembly for fuel-burning lamp |
| CN202581298U (en) * | 2012-04-28 | 2012-12-05 | 辽宁鼎瀚能源开发有限公司 | Energy-saving and environmentally-friendly anti-explosion hot-pot fuel box |
| CN208595529U (en) * | 2018-08-24 | 2019-03-12 | 无锡市疾病预防控制中心 | A kind of wick and open fire lamps and lanterns |
-
2018
- 2018-08-24 CN CN201810971651.3A patent/CN108844050A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5296180A (en) * | 1992-05-11 | 1994-03-22 | Polyceramics, Inc. | Ceramic process |
| US5298205A (en) * | 1992-05-11 | 1994-03-29 | Polyceramics, Inc. | Ceramic filter process |
| US5458837A (en) * | 1992-05-11 | 1995-10-17 | Polyceramics, Inc. | Process for preparing a ceramic wick |
| US5705118A (en) * | 1992-08-27 | 1998-01-06 | Polyceramics, Inc. | Process for producing a ceramic body |
| TW414082U (en) * | 2000-04-21 | 2000-12-01 | Chyn Wen Long | Improved structure of incense bottle |
| CN2637910Y (en) * | 2003-06-24 | 2004-09-01 | 陈冠翰 | Non open fire burning high temperature catalyzer used for fragrant fumigating seat |
| CN1576692A (en) * | 2003-06-27 | 2005-02-09 | 牧羊人产品公司 | Catalytic combustion burner system and bottle equipped with same |
| CN102162578A (en) * | 2010-02-22 | 2011-08-24 | 蔡海明 | Hard lamp wick and assembly for fuel-burning lamp |
| CN202581298U (en) * | 2012-04-28 | 2012-12-05 | 辽宁鼎瀚能源开发有限公司 | Energy-saving and environmentally-friendly anti-explosion hot-pot fuel box |
| CN208595529U (en) * | 2018-08-24 | 2019-03-12 | 无锡市疾病预防控制中心 | A kind of wick and open fire lamps and lanterns |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20181120 |