CN101616512B - Line heat source - Google Patents

Line heat source Download PDF

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Publication number
CN101616512B
CN101616512B CN200810068069.2A CN200810068069A CN101616512B CN 101616512 B CN101616512 B CN 101616512B CN 200810068069 A CN200810068069 A CN 200810068069A CN 101616512 B CN101616512 B CN 101616512B
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CN
China
Prior art keywords
line heat
heat source
carbon nanotube
heating
zone
Prior art date
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Active
Application number
CN200810068069.2A
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Chinese (zh)
Other versions
CN101616512A (en
Inventor
刘长洪
王鼎
范守善
姜开利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tsinghua University
Hongfujin Precision Industry Shenzhen Co Ltd
Original Assignee
Tsinghua University
Hongfujin Precision Industry Shenzhen Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tsinghua University, Hongfujin Precision Industry Shenzhen Co Ltd filed Critical Tsinghua University
Priority to CN200810068069.2A priority Critical patent/CN101616512B/en
Priority to US12/456,071 priority patent/US20100126985A1/en
Priority to EP09162562.4A priority patent/EP2136603B1/en
Priority to KR1020090053461A priority patent/KR20090131652A/en
Priority to JP2009154346A priority patent/JP5175246B2/en
Priority to US12/460,852 priority patent/US20100140258A1/en
Priority to US12/460,859 priority patent/US20100000989A1/en
Priority to US12/460,858 priority patent/US20100000988A1/en
Priority to US12/460,853 priority patent/US20090321419A1/en
Priority to US12/460,869 priority patent/US20100139845A1/en
Priority to US12/460,868 priority patent/US20090321421A1/en
Priority to US12/460,817 priority patent/US20100108664A1/en
Priority to US12/460,867 priority patent/US20090314765A1/en
Priority to US12/460,849 priority patent/US20100000986A1/en
Priority to US12/460,848 priority patent/US20100000985A1/en
Priority to US12/460,871 priority patent/US20100230400A1/en
Priority to US12/460,854 priority patent/US20090321420A1/en
Priority to US12/460,855 priority patent/US20100000987A1/en
Priority to US12/460,851 priority patent/US20090321418A1/en
Priority to US12/460,850 priority patent/US20100140257A1/en
Priority to US12/460,870 priority patent/US20100000990A1/en
Priority to US12/462,155 priority patent/US20100140259A1/en
Priority to US12/462,153 priority patent/US20100000669A1/en
Priority to US12/462,188 priority patent/US20100139851A1/en
Publication of CN101616512A publication Critical patent/CN101616512A/en
Priority to US12/655,507 priority patent/US20100122980A1/en
Priority to US12/658,182 priority patent/US20100147827A1/en
Priority to US12/658,184 priority patent/US20100147828A1/en
Priority to US12/658,237 priority patent/US20100154975A1/en
Priority to US12/658,193 priority patent/US20100147829A1/en
Priority to US12/658,198 priority patent/US20100147830A1/en
Priority to US12/660,356 priority patent/US20110024410A1/en
Priority to US12/660,820 priority patent/US20100163547A1/en
Priority to US12/661,165 priority patent/US20100170891A1/en
Priority to US12/661,150 priority patent/US20100170890A1/en
Priority to US12/661,115 priority patent/US20100200567A1/en
Priority to US12/661,110 priority patent/US20100218367A1/en
Priority to US12/661,133 priority patent/US20100200568A1/en
Priority to US12/661,926 priority patent/US20100187221A1/en
Priority to US12/750,186 priority patent/US20100180429A1/en
Application granted granted Critical
Publication of CN101616512B publication Critical patent/CN101616512B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
    • H05B2214/04—Heating means manufactured by using nanotechnology

Abstract

A kind of line heat source comprises a wire substrate, one zone of heating is arranged at the surface of wire substrate, and two electrode gap are arranged at the surface of zone of heating, two described electrodes are electrically connected with this zone of heating, wherein, described zone of heating is a carbon nanotube layer, and this carbon nanotube layer comprises isotropism, multiple carbon nano-tube along a fixed-direction orientation or different directions orientations, and the carbon nanotube portion in described carbon nanotube layer is overlapping.

Description

Line heat source
Technical field
The present invention relates to a kind of line heat source, particularly relate to a kind of line heat source based on carbon nano-tube.
Background technology
Thermal source plays an important role in the production of people, life, scientific research.Line heat source is one of conventional thermal source, is widely used in the fields such as electric heater, infrared therapeutic apparatus, electric heater.
Refer to Fig. 1, prior art provides a kind of line heat source 10, and it comprises a hollow cylindrical support 102; One zone of heating 104 is arranged at this support 102 surface, and an insulating protective layer 106 is arranged at this zone of heating 104 surface; Two electrodes 110 are arranged at support 102 two ends respectively, and are electrically connected with zone of heating 104; Two electrodes 110 and zone of heating 104 fix at support 102 two ends by two clamping elements 108 respectively.Wherein, zone of heating 104 adopts a carbon fiber paper to be formed by the mode being wound around or wrapping up usually.When applying a voltage by two electrodes 110 to this line heat source 10, described zone of heating 104 produces Joule heat, and carries out thermal radiation towards periphery.The asphalt base carbon fiber that described carbon fiber paper comprises paper base material and is distributed in a jumble in this paper base material.Wherein, paper base material comprises the mixture of cellulose fiber peacekeeping resin etc., and the diameter of asphalt base carbon fiber is 3 ~ 6 millimeters, and length is 5 ~ 20 microns.
But adopt carbon fiber paper to have following shortcoming as zone of heating: the first, carbon fiber paper thickness is comparatively large, is generally tens microns, makes line heat source not easily make microstructure, cannot be applied to the heating of microdevice.The second, owing to containing paper base material in this carbon fiber paper, so the density of this carbon fiber paper is comparatively large, weight is large, makes the line heat source adopting this carbon fiber paper use inconvenience.3rd, because the asphalt base carbon fiber in this carbon fiber paper distributes in a jumble, so the intensity of this carbon fiber paper is less, flexible poor, easily break, limiting it should have scope.4th, the electric conversion efficiency of carbon fiber paper is lower, is unfavorable for energy-conserving and environment-protective.
In view of this, necessaryly provide a kind of line heat source, this line heat source weight is less, and intensity is large, can make microstructure, be applied to the heating of microdevice, and electric conversion efficiency be lower, be beneficial to energy-conserving and environment-protective.
Summary of the invention
A kind of line heat source, it comprises a wire substrate, one zone of heating and two electrodes, described zone of heating is arranged at the surface of wire substrate, described two electrode gap are arranged at the surface of zone of heating, and be electrically connected with this zone of heating respectively, wherein, described zone of heating is carbon nanotube layer carbon nano pipe array being rolled formation, and this carbon nanotube layer is made up of the multiple carbon nano-tube arranged along a fixed-direction orientation or different directions ordered orientation, between carbon nano-tube in described carbon nanotube layer, part is overlapping, attracted each other by Van der Waals force between carbon nano-tube in carbon nanotube layer, combine closely, this carbon nanotube layer is made to have good pliability, bending fold becomes arbitrary shape and does not break, described carbon nanotube layer is directly wound around or wraps up the surface being arranged at described wire substrate.
Compared with prior art, described line heat source has the following advantages: the first, and carbon nano-tube can make the carbon nanotube layer of arbitrary dimension easily, both can be applied to macroscopic arts and also can be applied to microscopic fields.The second, carbon nano-tube has less density than carbon fiber, so, adopt the line heat source of carbon nanotube layer to have lighter weight, easy to use.3rd, the electric conversion efficiency of carbon nanotube layer is high, and thermal resistivity is low, so this line heat source has the feature rapid, thermo-lag is little, rate of heat exchange is fast that heats up.4th, described carbon nanotube layer directly can obtain by rolling carbon nano pipe array, and be easy to preparation, cost is lower.
Accompanying drawing explanation
Fig. 1 is the structural representation of the line heat source of prior art.
Fig. 2 is the structural representation of the line heat source of the technical program embodiment
Fig. 3 is the generalized section of the line heat source III-III along the line of Fig. 2.
Fig. 4 is the generalized section of the line heat source IV-IV along the line of Fig. 3.
Fig. 5 is the stereoscan photograph comprising the carbon nanotube layer of the carbon nano-tube be arranged of preferred orient along different directions that the technical program embodiment adopts.
Fig. 6 is the stereoscan photograph comprising the carbon nanotube layer of the carbon nano-tube be arranged of preferred orient in the same direction that the technical program embodiment adopts.
Embodiment
The technical program line heat source is described in detail below with reference to accompanying drawing.
Refer to Fig. 2 to Fig. 4, the technical program embodiment provides a kind of line heat source 20, and this line heat source 20 comprises a wire substrate 202; One reflector 210 is arranged at the surface of this wire substrate 202; One zone of heating 204 is arranged at surface, described reflector 210; Two electrodes 206 are arranged at intervals at the surface of this zone of heating 204, and are electrically connected with this zone of heating 204; And one insulating protective layer 208 be arranged at the surface of this zone of heating 204.The length of described line heat source 20 is not limit, and diameter is 0.1 micron ~ 1.5 centimetres.The diameter of the line heat source 20 of the present embodiment is preferably 1.1 millimeters ~ 1.1 centimetres.
Described wire substrate 202 plays a supportive role, and its material can be hard material, as: pottery, glass, resin, quartz etc., flexible material can also be selected, as: plastics or flexible fiber etc.When wire substrate 202 is flexible material, this line heat source 20 can be bent into arbitrary shape in use as required.The length of described wire substrate 202, diameter and shape are not limit, and can select according to actual needs.The preferred wire substrate 202 of the present embodiment is a ceramic bar, and its diameter is 1 millimeter ~ 1 centimetre.
The material in described reflector 210 is a white insulating material, as: metal oxide, slaine or pottery etc.In the present embodiment, the material in reflector 210 is preferably alundum (Al2O3), and its thickness is 100 microns ~ 0.5 millimeter.This reflector 210 is deposited on this wire substrate 202 surface by the method for sputtering.Described reflector 210 be used for reflecting zone of heating 204 the heat sent out, makes it effectively be dispersed into free surrounding space and go, therefore this reflector 210 is an optional structure.
Described zone of heating 204 comprises a carbon nanotube layer.This carbon nanotube layer can wrap up or be wound in the surface in described reflector 210.This carbon nanotube layer can utilize the viscosity of itself to be connected with this reflector 210, also can be connected with reflector 210 further by binding agent.Described binding agent is silica gel.Be appreciated that, when this line heat source 20 does not comprise reflector 210, zone of heating 204 can directly wrap up or be wound in the surface of described wire substrate 202.
Described carbon nanotube layer comprises equally distributed carbon nano-tube.Carbon nano-tube in this carbon nanotube layer and the surface of carbon nanotube layer have angle α, and wherein, α is more than or equal to zero degree and is less than or equal to 15 degree (0≤α≤15 °).Preferably, the carbon nano-tube in described carbon nanotube layer is parallel to the surface of carbon nanotube layer.This carbon nanotube layer can by rolling a carbon nano pipe array preparation, and different according to the mode rolled, the carbon nano-tube in this carbon nanotube layer has different spread patterns.Particularly, carbon nano-tube can isotropism arrange; Or be arranged of preferred orient along different directions, refer to Fig. 5; Or be arranged of preferred orient along a fixed-direction, refer to Fig. 6.Carbon nanotube portion in described carbon nanotube layer is overlapping.Attracted each other by Van der Waals force between carbon nano-tube in described carbon nanotube layer, combine closely, make this carbon nanotube layer have good pliability, arbitrary shape can be become and do not break by bending fold.
Carbon nano-tube in this carbon nanotube layer comprise in Single Walled Carbon Nanotube, double-walled carbon nano-tube and multi-walled carbon nano-tubes one or more.The diameter of described Single Walled Carbon Nanotube is 0.5 nanometer ~ 10 nanometer, and the diameter of double-walled carbon nano-tube is 1 nanometer ~ 15 nanometer, and the diameter of multi-walled carbon nano-tubes is 1.5 nanometer ~ 50 nanometers.The length of this carbon nano-tube is greater than 50 microns.In the present embodiment, the length of carbon nano-tube is preferably 200 ~ 900 microns.
Area and the thickness of this carbon nanotube layer are not limit, and can select according to actual needs.The size of the substrate that area and the carbon nano pipe array of this carbon nanotube layer grow is relevant.The height of this carbon nano-tube layer thickness and carbon nano pipe array and the pressure rolled relevant, can be 1 micron to 1 millimeter.Be appreciated that the height of carbon nano pipe array is larger and applied pressure is less, then the thickness of the carbon nanotube layer prepared is larger; Otherwise the height of carbon nano pipe array is less and applied pressure is larger, then the thickness of the carbon nanotube layer prepared is less.Be appreciated that the thermal response speed of carbon nanotube layer is relevant with its thickness.In situation of the same area, the thickness of carbon nanotube layer is larger, and thermal response speed is slower; Otherwise the thickness of carbon nanotube layer is less, thermal response speed is faster.
In the present embodiment, zone of heating 204 adopts thickness to be the carbon nanotube layer of 100 microns.The length of this carbon nanotube layer is 5 centimetres, and the width of carbon nano-tube film is 3 centimetres.Utilize the viscosity of carbon nanotube layer itself, this carbon nanotube layer is wrapped in the surface in described reflector 210.
The same surface that described electrode 206 can be arranged on zone of heating 204 also can be arranged on the different surfaces of zone of heating 204.Described electrode 206 is arranged on the surface of this zone of heating 204 by the viscosity of carbon nanotube layer or conductive adhesive (not shown).Electrode 206, while realizing electrode 206 and carbon nanotube layer electrical contact, also can be fixed on the surface of carbon nanotube layer by conductive adhesive better.Voltage can be applied to zone of heating 204 by these two electrodes 206.Wherein, setting of being separated by between two electrodes 206, avoids short circuit phenomenon to produce to make accessing certain resistance during zone of heating 204 heating power of employing carbon nanotube layer.Preferably, because wire substrate 202 diameter is less, two electrodes 206 are arranged at intervals at the two ends of wire substrate 202, and around being arranged at the surface of zone of heating 204.
Described electrode 206 is conductive film, sheet metal or metal lead wire.The material of this conductive film can be metal, alloy, indium tin oxide (ITO), antimony tin oxide (ATO), conductive silver glue, conducting polymer etc.This conductive film can be formed at zone of heating 204 surface by physical vaporous deposition, chemical vapour deposition technique or other method.The material of this sheet metal or metal lead wire can be copper sheet or aluminium flake etc.This sheet metal can be fixed on zone of heating 204 surface by conductive adhesive.
Described electrode 206 can also be a carbon nano tube structure.This carbon nano tube structure wraps up or is wound in the surface in reflector 210.This carbon nano tube structure is fixed on the surface in reflector 210 by himself viscosity or conductive adhesive.This carbon nano tube structure comprises and aligning and equally distributed metallic carbon nanotubes.Particularly, this carbon nano tube structure comprises at least one ordered carbon nanotube film or at least one carbon nanotube long line.
In the present embodiment, preferably, two ordered carbon nanotube films are arranged at respectively two ends along wire substrate 202 length direction as electrode 206.These two ordered carbon nanotube films are surrounded on the inner surface of zone of heating 204, and by forming electrical contact between conductive adhesive and zone of heating 204.Described conductive adhesive is preferably elargol.Because the zone of heating 204 in the present embodiment also adopts carbon nanotube layer, so there is less ohmic contact resistance between electrode 206 and zone of heating 204, the utilance of line heat source 20 pairs of electric energy can be improved.
The material of described insulating protective layer 208 is an insulating material, as: rubber, resin etc.Described insulating protective layer 208 thickness is not limit, and can select according to actual conditions.In the present embodiment, the material of this insulating protective layer 208 adopts rubber, and its thickness is 0.5 ~ 2 millimeter.This insulating protective layer 208 is formed at the surface of zone of heating 204 by the method applied or wrap up.Described insulating protective layer 208 is used for preventing this line heat source 20 from forming electrical contact with the external world in use, can also prevent the carbon nanotube layer absorption introduced contaminants in zone of heating 204 simultaneously.This insulating protective layer 208 is an optional structure.
In the present embodiment, electric heating property measurement is carried out to the carbon nanotube layer that thickness is 100 microns.Long 5 centimetres of this carbon nanotube layer, wide 3 centimetres.This carbon nanotube layer being wrapped in a diameter is in the wire substrate 202 of 1 centimetre, and its length between two electrodes 206 is 3 centimetres.Electric current flows into along the length direction of wire substrate 202.Measuring instrument is infrared radiation thermometer AZ-8859.When applying voltage is at 1 volt ~ 20 volts, heating power is 1 watt ~ 40 watt-hours, and the surface temperature of carbon nanotube layer is 50 DEG C ~ 500 DEG C.Visible, this carbon nanotube layer has higher electric conversion efficiency.For the object with black matrix structure, just can send thermal radiation invisible to the human eye (infrared ray) when the temperature corresponding to it is 200 DEG C ~ 450 DEG C, thermal radiation is now the most stable, most effective, and the thermal radiation heat produced is maximum.
This line heat source 20 in use, can be arranged at the body surface that will heat or be arranged by it and by the object interval of heating, utilizing its thermal radiation to heat.In addition, this line heat source 20 multiple can also be arranged in various predetermined figure to use.This line heat source 20 can be widely used in the fields such as electric heater, infrared therapeutic apparatus, electric heater.
In the present embodiment, because carbon nano-tube has nano level diameter, make the carbon nano tube structure prepared can have less thickness, therefore, adopt the wire substrate of minor diameter can prepare micro wire thermal source.Carbon nano-tube has strong corrosion resistance, makes it can work in sour environment.And carbon nano-tube has extremely strong stability, even if work under the vacuum environment of more than 3000 DEG C high temperature and can not decompose, work under making this line heat source 20 be suitable for vacuum high-temperature.In addition, carbon nano-tube is higher than the hardness of steel of same volume 100 times, weight but only have its 1/6, so, adopt the line heat source 20 of carbon nano-tube to have higher intensity and lighter weight.
In addition, those skilled in the art also can do other changes in spirit of the present invention, and certainly, these changes done according to the present invention's spirit, all should be included within the present invention's scope required for protection.

Claims (15)

1. a line heat source, it comprises:
One wire substrate,
One zone of heating, it is arranged at the surface of wire substrate,
Two electrodes, are arranged at intervals at the surface of zone of heating, and are electrically connected with this zone of heating respectively,
It is characterized in that, described zone of heating is carbon nanotube layer carbon nano pipe array being rolled formation, and this carbon nanotube layer is made up of the multiple carbon nano-tube arranged along a fixed-direction orientation or different directions ordered orientation, between carbon nano-tube in described carbon nanotube layer, part is overlapping, attracted each other by Van der Waals force between carbon nano-tube in carbon nanotube layer, combine closely, this carbon nanotube layer is made to have good pliability, bending fold becomes arbitrary shape and does not break, described carbon nanotube layer is directly wound around or wraps up the surface being arranged at described wire substrate.
2. line heat source as claimed in claim 1, it is characterized in that, the carbon nano-tube in described carbon nanotube layer becomes a folder degree α with the surface of carbon nanotube layer, and wherein, α is more than or equal to zero degree and is less than or equal to 15 degree (0≤α≤15 °).
3. line heat source as claimed in claim 1, it is characterized in that, the thickness of described carbon nanotube layer is 1 micron to 1 millimeter.
4. line heat source as claimed in claim 1, it is characterized in that, the length of described carbon nano-tube is greater than 50 microns, and diameter is less than 50 nanometers.
5. line heat source as claimed in claim 1, it is characterized in that, described electrode is a conductive film, sheet metal, metal lead wire or carbon nano tube structure.
6. line heat source as claimed in claim 5, is characterized in that, described carbon nano tube structure comprises and aligning and equally distributed metallic carbon nanotubes.
7. line heat source as claimed in claim 5, it is characterized in that, described carbon nano tube structure comprises at least one ordered carbon nanotube film or at least one carbon nanotube long line.
8. line heat source as claimed in claim 5, is characterized in that, this carbon nano tube structure described wraps up or is wound in the surface of zone of heating.
9. line heat source as claimed in claim 8, is characterized in that, described carbon nano tube structure is fixed on the surface of zone of heating by himself viscosity or conductive adhesive.
10. line heat source as claimed in claim 1, it is characterized in that, the material of described wire substrate is flexible material or hard material, and described flexible material is plastics or flexible fiber, and described hard material is pottery, glass, resin, quartz.
11. line heat sources as claimed in claim 1, it is characterized in that, described line heat source comprises a reflector further and is arranged between zone of heating and wire substrate.
12. line heat sources as claimed in claim 11, is characterized in that, the material in described reflector is metal oxide, slaine or pottery.
13. line heat sources as claimed in claim 11, is characterized in that, the thickness in described reflector is 100 microns ~ 0.5 millimeter.
14. line heat sources as claimed in claim 1, it is characterized in that, described line heat source comprises the outer surface that an insulating protective layer is arranged at described zone of heating further.
15. line heat sources as claimed in claim 1, is characterized in that, the diameter of described line heat source is 0.1 micron ~ 1.5 centimetres.
CN200810068069.2A 2008-06-07 2008-06-27 Line heat source Active CN101616512B (en)

Priority Applications (39)

Application Number Priority Date Filing Date Title
CN200810068069.2A CN101616512B (en) 2008-06-27 2008-06-27 Line heat source
US12/456,071 US20100126985A1 (en) 2008-06-13 2009-06-11 Carbon nanotube heater
EP09162562.4A EP2136603B1 (en) 2008-06-18 2009-06-12 Heater and method for making the same
KR1020090053461A KR20090131652A (en) 2008-06-18 2009-06-16 Linear heater and methods for making the same
JP2009154346A JP5175246B2 (en) 2008-06-27 2009-06-29 Wire heat source
US12/460,859 US20100000989A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,858 US20100000988A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,853 US20090321419A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,869 US20100139845A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,868 US20090321421A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,817 US20100108664A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,867 US20090314765A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,849 US20100000986A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,848 US20100000985A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,871 US20100230400A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,854 US20090321420A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,855 US20100000987A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,851 US20090321418A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,850 US20100140257A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,870 US20100000990A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/460,852 US20100140258A1 (en) 2008-06-13 2009-07-23 Carbon nanotube heater
US12/462,153 US20100000669A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/462,188 US20100139851A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/462,155 US20100140259A1 (en) 2008-06-13 2009-07-30 Carbon nanotube heater
US12/655,507 US20100122980A1 (en) 2008-06-13 2009-12-31 Carbon nanotube heater
US12/658,182 US20100147827A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/658,184 US20100147828A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/658,237 US20100154975A1 (en) 2008-06-13 2010-02-04 Carbon Nanotube heater
US12/658,193 US20100147829A1 (en) 2008-06-13 2010-02-04 Carbon nanotube heater
US12/658,198 US20100147830A1 (en) 2008-06-07 2010-02-04 Carbon nanotube heater
US12/660,356 US20110024410A1 (en) 2008-06-13 2010-02-25 Carbon nanotube heater
US12/660,820 US20100163547A1 (en) 2008-06-13 2010-03-04 Carbon nanotube heater
US12/661,165 US20100170891A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,150 US20100170890A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,115 US20100200567A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,110 US20100218367A1 (en) 2008-06-13 2010-03-11 Method for making carbon nanotube heater
US12/661,133 US20100200568A1 (en) 2008-06-13 2010-03-11 Carbon nanotube heater
US12/661,926 US20100187221A1 (en) 2008-06-13 2010-03-25 Carbon nanotube hearter
US12/750,186 US20100180429A1 (en) 2008-06-13 2010-03-30 Carbon nanotube heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810068069.2A CN101616512B (en) 2008-06-27 2008-06-27 Line heat source

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CN101616512A CN101616512A (en) 2009-12-30
CN101616512B true CN101616512B (en) 2015-09-30

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