CN109970051A - A kind of microwave reduction bulking equipment continuously prepared for graphene - Google Patents
A kind of microwave reduction bulking equipment continuously prepared for graphene Download PDFInfo
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- CN109970051A CN109970051A CN201910338827.6A CN201910338827A CN109970051A CN 109970051 A CN109970051 A CN 109970051A CN 201910338827 A CN201910338827 A CN 201910338827A CN 109970051 A CN109970051 A CN 109970051A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 45
- 230000009467 reduction Effects 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 22
- 230000001007 puffing effect Effects 0.000 claims abstract description 10
- 239000000919 ceramic Substances 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 7
- 238000012856 packing Methods 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 19
- 238000001816 cooling Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 31
- 238000000034 method Methods 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000021050 feed intake Nutrition 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 210000002985 organ of corti Anatomy 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/15—Nano-sized carbon materials
- C01B32/182—Graphene
- C01B32/184—Preparation
- C01B32/19—Preparation by exfoliation
- C01B32/192—Preparation by exfoliation starting from graphitic oxides
Abstract
The invention discloses a kind of microwave reduction bulking equipments continuously prepared for graphene, feed system, puffing furnace and collection system including sequential connection；The puffing furnace includes furnace body, microwave heating equipment and at least one boiler tube, and the boiler tube is horizontally set in furnace body, and the microwave heating equipment is located on furnace body so that for heating to the material in boiler tube, the feed system is connected to each boiler tube；The collection system includes at least two collectors, and each collector passes through collecting pipe respectively and is connected to boiler tube, is equipped with outlet valve on each collecting pipe.1. are had the advantage that using microwave heating, microwave is applied directly on material, and heating speed is fast, and extruding is high-efficient；2. switching over by crossing control outlet valve to collector using at least two collectors in parallel, without carrying out the production of next batch again after graphene is cooling, therefore continous way production operation may be implemented；3. being arranged using multiple boiler tube horizontal Tiles, efficiency is significantly improved.
Description
Technical field
The present invention relates to graphene extruding production equipment technologies, continuously prepare more particularly to one kind for graphene
Microwave reduction bulking equipment.
Background technique
Graphene has excellent electricity, mechanics, calorifics and optical property, is receiving as ideal two dimensional crystal material
The fields such as rice electronic device, supercomputer, solar battery, photon sensor have a wide range of applications potentiality.Graphene
Performance and its technology of preparing are closely related, and the preparation method for optimizing graphene is to obtain high-quality graphene and graphene is pushed to produce
The key of industry.The preparation method of graphene is broadly divided into physical method and chemical method, and physical method has mechanical stripping method and extension raw
Regular way, chemical method have chemical vapour deposition technique and oxidation-reduction method；To make the production of graphene reach heavy industrialization, at present
The use of most wide preparation process is still oxidation-thermal reduction, and traditional electric heating reduction puffing technique exist heating it is time-consuming,
The slow problem of rate of temperature fall, and heating efficiency is low, energy consumption is high, microwave reduction puffing furnace can be opened and be used, and greatly improve heating also
The efficiency of former extruding.
Graphite oxide prepares the raw material of graphene as extruding, commonly uses strong acid (concentrated sulfuric acid, concentrated nitric acid) and strong oxidizing property
Reagent (potassium permanganate) carries out intercalation oxidation processes to natural graphite, on the one hand, the graphite of natural output originally just containing sulphur and
On the other hand other impurities while oxidation processes are inserted into oxygen-containing group in the lamellar structure of graphite, are also inevitably drawn
Entered sulfur-containing group, therefore, if a large amount of tail gas generated in extruding reduction process without processing direct emission, certainly will be to operator
Member's health and environment generate adverse effect.
Existing extruding reduction furnace is all made of the production model of interval batch, cannot achieve continous way production.Single into
After expecting extruding, air inlet need to be opened after extruding product is cooling and blown, carry out next charging again after collecting at collector.
Existing large size extruding reduction furnace single charging is no more than 10g, and production efficiency is low, is unfavorable for graphene scale
The industrialized production of change, therefore, the problem of improving production efficiency and production capacity, be those skilled in the art's urgent need to resolve.
Existing continous way graphene extruding reduction furnace, gas is not preheated to be passed directly into boiler tube, one side low temperature gas
Body causes sharp temperature drop in boiler tube, be especially passed through gas flow it is larger when, temperature drop is even up to 20-50 in boiler tube
DEG C, the technological temperature for deviateing graphene reduction extruding is larger, is unfavorable for graphene and continuously and stably produces；On the other hand, low temperature
After gas is passed through boiler tube, boiler tube quick refrigeration easily generates cracking, substantially reduces the service life of boiler tube.
Summary of the invention
In view of the above-mentioned problems, the purpose of the present invention is to provide one kind to be able to achieve continuous-feeding and discharging, has production effect
The high microwave reduction bulking equipment continuously prepared for graphene of rate.
The technical scheme adopted by the invention is that: a kind of microwave reduction bulking equipment continuously prepared for graphene, packet
Include the feed system, puffing furnace and collection system of sequential connection；
The puffing furnace includes furnace body, microwave heating equipment and at least one boiler tube, and the boiler tube is horizontally set on furnace
In vivo, the microwave heating equipment is located on furnace body for the material heating in boiler tube, the feed system and each institute
State boiler tube connection；
The collection system includes at least two collectors, and each collector passes through collecting pipe respectively and is connected to boiler tube, often
Outlet valve is equipped on one collecting pipe.
It advanced optimizes, the outside of the boiler tube is coated with the auxiliary hot plate of ceramics for inhaling wave.
It advanced optimizes, the auxiliary hot plate of ceramics is the auxiliary hot plate of SiC.
It advanced optimizes, adiabator layer is additionally provided in the furnace body, the boiler tube and the auxiliary hot plate of ceramics are embedded in guarantor
In adiabator layer.
It advanced optimizes, is equipped with the air inlet being connected to appendix on each boiler tube, on each appendix
It is equipped with intake valve.
It advanced optimizes, further includes gas preheating unit, the appendix is connected with gas preheating unit.
It advanced optimizes, the feed system includes the hopper being sequentially communicated, feed appliance and corresponding with boiler tube quantity
Feed pipe, the every boiler tube are connected to by corresponding feed pipe with feed appliance, and charging control is equipped on each feed pipe
Mechanism processed.
It advanced optimizes, the feed control mechanism includes the first inlet valve and the second inlet valve, first inlet valve
With the second inlet valve between the upper and lower every setting on feed pipe, enclosed between first inlet valve, the second inlet valve and feed pipe
A storing is synthesized, the storage compartment is equipped with air inlet pipe, and the air inlet pipe is equipped with the second intake valve.
It advanced optimizing, further includes automatic packaging system, the automatic packaging system includes automatic packing machine and conveying pipeline,
Material in each collector is sent into automatic packing machine by corresponding conveying pipeline.
It advanced optimizes, further includes exhaust treatment system, the exhaust treatment system includes exhaust gas processing device and tail gas
Pipe, the cavity of each collector is interior to be equipped with the filter screen separated in solid gas, and the filter screen will be divided into gas in the cavity of collector
Body room and solids chamber, the exhaust gas processing device are connected to by tail gas with gas compartment.
It advanced optimizes, the bottom of each collector is equipped with multiple groups traveling wheel.
It advanced optimizes, the furnace body outer cup is equipped with furnace body shield.
Beneficial effects of the present invention: material is sent in each boiler tube by the material in hopper of the present invention by feed system,
After completing extruding operation in boiler tube, an outlet valve is opened, so that material enters cooling in a collector, is collected to one
After device is filled, another outlet valve is opened in switching, continues to collect graphene with another collector.The present invention mainly has following
Advantage:
1. using microwave heating, microwave is applied directly on material after being directed through the tube wall of furnace body and boiler tube, therefore is added
Thermal velocity is fast, and extruding is high-efficient；
2. collector is switched over by crossing control outlet valve using at least two collectors in parallel, one of them
When filling product and being cooled down, it is switched to another and is cooled down and collected, it is next without being carried out again after graphene is cooling
The production of batch, therefore continous way production operation may be implemented；
3. can be arranged using multiple boiler tube horizontal Tiles in furnace body, relative to the mode of traditional single furnace tube operation, effect
Rate significantly improves；Meanwhile it can flexibly be fed by controlling feed control mechanism.
Detailed description of the invention
The present invention is further described with embodiment with reference to the accompanying drawing.
Fig. 1 is the front schematic view for the microwave reduction bulking equipment that the present invention is continuously prepared for graphene；
Fig. 2 is the floor map for the microwave reduction bulking equipment that the present invention is continuously prepared for graphene；
Fig. 3 is that multiple boiler tubes are located at the intracorporal structural schematic diagram of furnace side by side；
Fig. 4 is the structural schematic diagram of feed control mechanism.
Specific embodiment
The microwave reduction bulking equipment continuously prepared for graphene as depicted in figs. 1 and 2, including sequential connection into
Material system, puffing furnace and collection system；
Puffing furnace includes furnace body 110, microwave heating equipment 120 and at least one boiler tube 130, and boiler tube 130 is horizontally disposed
In furnace body 110, microwave heating equipment 120 is located on furnace body 110 for the material heating in boiler tube 130, feed system
It is connected to each boiler tube 130；
Collection system includes at least two collectors 310, and each collector 310 passes through collecting pipe 320 and boiler tube 130 respectively
It is connected to, is equipped with outlet valve 330 on each collecting pipe 320.
As shown in figure 3, being the embodiment that furnace body 110 is arranged in of three 130 horizontal Tiles of boiler tube.By the way that multiple furnaces are arranged
Pipe 130 has increased exponentially the production efficiency of graphene relative to the structure of single boiler tube 130.
It is applied directly in boiler tube 130 after microwave penetration furnace body 110 and boiler tube 130 that microwave heating equipment 120 issues
On material.After material absorbs microwave, it is rapidly heated, to realize quick extruding.
After graphene extruding, one of outlet valve 330 is opened, graphene enters collecting pipe 320 after collector 310
It is collected.After the collector 310 is filled, another outlet valve 330 is opened in switching, is collected 310 using another and is received
Collection, so that the production that can be carried out next batch graphene after because to wait the graphene in collector 310 is cold to go again is avoided, it is real
The consecutive production of existing graphene, improves production efficiency.
The outside of boiler tube 130 is coated with the auxiliary hot plate 410 of ceramics for inhaling wave.The auxiliary hot plate 410 of ceramics is can the auxiliary hot plate of ceramics
410 can be absorbed the microwave of the sending of microwave heating equipment 120, and after the auxiliary hot plate 410 of ceramics absorbs microwave, temperature is increased, to boiler tube
130 are heated.By the auxiliary hot plate 410 of setting ceramics, the auxiliary hot plate 410 of ceramics again heats boiler tube 130 after absorbing microwave, to protect
It demonstrate,proves uniform temperature fields in boiler tube 130 to stablize, makes the abundant extruding of material.
The auxiliary hot plate 410 of ceramics is preferably the auxiliary hot plate of SiC.The auxiliary hot plate of SiC is in microwave field, quilt after absorption microwave that can be strong
Heating, heating rate are fast.Meanwhile, it is capable to be maintained within the scope of more stable temperature, there is not the phenomenon that thermal runaway.So that
Boiler tube 130 is maintained in more stable heated perimeter, avoids the occurrence of the big situation of temperature fluctuation.By the content for adjusting SiC
Or the temperature range of the auxiliary hot plate of the adjustable SiC of frequency in microwave.
Adiabator layer 420 is additionally provided in furnace body 110, boiler tube 130 and the auxiliary hot plate 410 of ceramics are embedded in adiabator layer
In 420.By the way that boiler tube 130 and the auxiliary hot plate of SiC to be embedded in adiabator layer 400, scattering and disappearing for heat is reduced, energy damage is reduced
Consumption maintains the temperature in boiler tube 130 to stablize.
It is equipped with the air inlet being connected to appendix 520 on each boiler tube 130, is equipped with air inlet on each appendix 520
Valve 530.It is connected between each boiler tube 130 and protective atmosphere storage device 510 by corresponding appendix 520, each appendix
Intake valve 530 is equipped on 520.By inputting the nitrogen of high-purity, or other protective gas, such as noble gas toward boiler tube 130
Deng.Protect graphene in production process not oxidized.
It further, further include gas preheating unit 540, appendix 520 is connected with gas preheating unit 540.Protect gas
Atmosphere first passes through preheating device 540 and gas is preheating to technological temperature, enter back into boiler tube 130 before being sent into boiler tube 130.
By preheating in advance to protective atmosphere, after avoiding cold gas from entering boiler tube 130, cause temperature in boiler tube 130 anxious
Play decline guarantees that graphene continuously and stably produces；Meanwhile boiler tube 130 is avoided because of sharp temperature drop, it causes to crack, greatly
The big service life for improving boiler tube 130.
Feed system includes the hopper 210 being sequentially communicated, feed appliance 220 and feed pipe corresponding with 130 quantity of boiler tube
230, every boiler tube 130 is connected to by corresponding feed pipe 230 with feed appliance 220, and charging control is equipped on each feed pipe 230
Mechanism 240 processed.
After material in hopper 210 passes sequentially through feed appliance 220 and feed pipe 230, corresponding feed control mechanism is opened
240, material is sent in corresponding boiler tube 130.Corresponding feed control mechanism 240 is controlled, it can be flexibly to corresponding boiler tube
130 feed intake.A total control mechanism 240 also can be set accordingly, can disposably feed intake to all boiler tubes 130.
Such as Fig. 4, feed control mechanism 240 includes the first inlet valve 241 and the second inlet valve 242,241 He of the first inlet valve
Second inlet valve 242 between the upper and lower every setting on feed pipe 230, the first inlet valve 241, the second inlet valve 242 and feed pipe
A storage compartment 243 is enclosed between 230, storage compartment 243 is connected to by air inlet pipe 251 with protective atmosphere caisson, air inlet
Pipe 251 is equipped with the second intake valve 253.
During feeding intake, the first inlet valve 241 and the second inlet valve 242 are not opened simultaneously, and first open the first charging
Valve 241, so that open the second intake valve 253 after material enters storage compartment 243, be passed through protective atmosphere, it will be in storage compartment 243
Air discharge, turns off the first inlet valve 241.The second inlet valve 242 is then turned on, so that effect of the material in gravity and air blowing
It is lower to enter in boiler tube 130, it can enter in boiler tube 130 to avoid air with feed pipe 230.It, can meanwhile under the action of air blowing
So that the material in storage compartment 243 rapidly enters in boiler tube 130, quick feeding is realized.
It further include automatic packaging system, automatic packaging system includes automatic packing machine 610 and conveying pipeline 620, each collection
Material in device 310 is sent into automatic packing machine 610 by corresponding conveying pipeline 620.
After graphene in collector 310 completes cooling, the graphite in collector 310 is sent to certainly by conveying pipeline 620
Dynamic baling press 610, completes automatic packaging.The preferred spiral organ feeder of conveying pipeline 620.It can certainly select other conveying sides
Formula, such as Belt Conveying.
It further include exhaust treatment system, exhaust treatment system to remove the exhaust gas such as sulfiding gas of production process generation
Including exhaust gas processing device 710 and offgas duct 720, the filter screen 730 separated in solid gas is equipped in the cavity of each collector 310,
Filter screen 730 will be divided into gas compartment and solids chamber in the cavity of collector 310, exhaust gas processing device 710 passes through offgas duct 720
It is connected to gas compartment.
The filter screen 730 being arranged in the cavity of collector 310 realizes the separation of graphene and gas, relatively heavy stone
Black alkene sinks to the bottom coohng of collector 310, and the exhaust gas such as light sulfiding gas enter exhaust gas processing device by offgas duct 720
It in 710, discharges, avoids to pollution air again after processing.
In order to facilitate transfer collector 310, multiple groups traveling wheel 311 is equipped in the bottom of each collector 310.
In order to protect furnace body 110, furnace body shield 111 is equipped in 110 outer cup of furnace body.
Certainly, the invention is not limited to above embodiment, those skilled in the art are without prejudice to the present invention
Equivalent deformation or replacement can be also made under the premise of spirit, these equivalent variation or replacement are all contained in the claim of this application
In limited range.
Claims (10)
1. a kind of microwave reduction bulking equipment continuously prepared for graphene, it is characterised in that: the charging including sequential connection
System, puffing furnace and collection system；
The puffing furnace includes furnace body (110), microwave heating equipment (120) and at least one boiler tube (130), the boiler tube
(130) it is horizontally set in furnace body (110), the microwave heating equipment (120) is located on furnace body (110) for boiler tube
(130) the material heating in, the feed system are connected to each boiler tube (130)；
The collection system includes at least two collectors (310), each collector (310) respectively by collecting pipe (320) and
Boiler tube (130) is connected to, and is equipped with outlet valve (330) on each collecting pipe (320).
2. the microwave reduction bulking equipment according to claim 1 continuously prepared for graphene, it is characterised in that: described
The outside of boiler tube (130) is coated with the auxiliary hot plate (410) of ceramics for inhaling wave.
3. the microwave reduction bulking equipment according to claim 2 continuously prepared for graphene, it is characterised in that: described
The auxiliary hot plate (410) of ceramics is the auxiliary hot plate of SiC.
4. the microwave reduction bulking equipment according to claim 2 or 3 continuously prepared for graphene, it is characterised in that:
It is additionally provided with adiabator layer (420) in the furnace body (110), the boiler tube (130) and the auxiliary hot plate (410) of ceramics are embedded in guarantor
In adiabator layer (420).
5. the microwave reduction bulking equipment according to any one of claims 1 to 3 continuously prepared for graphene, feature
It is: is equipped with the air inlet being connected to appendix (520) on each boiler tube (130), is all provided on each appendix (520)
There are intake valve (530).
6. the microwave reduction bulking equipment according to claim 5 continuously prepared for graphene, it is characterised in that: also wrap
It includes gas preheating unit (540), the appendix (520) is connected with gas preheating unit (540).
7. the microwave reduction bulking equipment according to any one of claims 1 to 3 continuously prepared for graphene, feature
Be: the feed system includes the hopper (210) being sequentially communicated, feed appliance (220) and corresponding with boiler tube (130) quantity
Feed pipe (230), each boiler tube (130) are connected to by corresponding feed pipe (230) with feed appliance (220), each described
Feed control mechanism (240) are equipped on feed pipe (230).
8. the microwave reduction bulking equipment according to claim 7 continuously prepared for graphene, it is characterised in that: described
Feed control mechanism (240) includes the first inlet valve (241) and the second inlet valve (242), first inlet valve (241) and the
Two inlet valves (242) between the upper and lower every setting on feed pipe (230), first inlet valve (241), the second inlet valve
(242) storage compartment (243) is enclosed between feed pipe (230), the storage compartment (243) is equipped with air inlet pipe (251),
The air inlet pipe (251) is equipped with the second intake valve (253).
9. the microwave reduction bulking equipment according to any one of claims 1 to 3 continuously prepared for graphene, feature
It is: further includes automatic packaging system, the automatic packaging system includes automatic packing machine (610) and conveying pipeline (620), each
Material in the collector (310) is sent into automatic packing machine (610) by corresponding conveying pipeline (620).
10. the microwave reduction bulking equipment according to any one of claims 1 to 3 continuously prepared for graphene, special
Sign is: it further include exhaust treatment system, the exhaust treatment system includes exhaust gas processing device (710) and offgas duct (720),
It is equipped with the filter screen (730) separated in solid gas in the cavity of each collector (310), the filter screen (730) is by collector (310)
Cavity in be divided into gas compartment and solids chamber, the exhaust gas processing device (710) is connected by offgas duct (720) and gas compartment
It is logical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338827.6A CN109970051A (en) | 2019-04-25 | 2019-04-25 | A kind of microwave reduction bulking equipment continuously prepared for graphene |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338827.6A CN109970051A (en) | 2019-04-25 | 2019-04-25 | A kind of microwave reduction bulking equipment continuously prepared for graphene |
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| CN109970051A true CN109970051A (en) | 2019-07-05 |
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| CN201910338827.6A Pending CN109970051A (en) | 2019-04-25 | 2019-04-25 | A kind of microwave reduction bulking equipment continuously prepared for graphene |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11718526B2 (en) | 2021-12-22 | 2023-08-08 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
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| CN209974308U (en) * | 2019-04-25 | 2020-01-21 | 湖南华冶微波科技有限公司 | Microwave reduction puffing equipment for continuous preparation of graphene |
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2019
- 2019-04-25 CN CN201910338827.6A patent/CN109970051A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007047084A2 (en) * | 2005-10-14 | 2007-04-26 | The Trustees Of Princeton University | Thermally exfoliated graphite oxide |
| CN204999615U (en) * | 2015-07-29 | 2016-01-27 | 中国科学院山西煤炭化学研究所 | Quick expanded furnace of graphite alkene |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11718526B2 (en) | 2021-12-22 | 2023-08-08 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11718527B2 (en) | 2021-12-22 | 2023-08-08 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11753304B2 (en) | 2021-12-22 | 2023-09-12 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11827519B2 (en) | 2021-12-22 | 2023-11-28 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11858813B2 (en) | 2021-12-22 | 2024-01-02 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11866333B2 (en) | 2021-12-22 | 2024-01-09 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
| US11866334B2 (en) | 2021-12-22 | 2024-01-09 | General Graphene Corporation | Systems and methods for high yield and high throughput production of graphene |
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