CN206783598U - Straw biomass charcoal disguises the water-cooling structure in putting - Google Patents
Straw biomass charcoal disguises the water-cooling structure in putting Download PDFInfo
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- CN206783598U CN206783598U CN201720496864.6U CN201720496864U CN206783598U CN 206783598 U CN206783598 U CN 206783598U CN 201720496864 U CN201720496864 U CN 201720496864U CN 206783598 U CN206783598 U CN 206783598U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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Abstract
The utility model provides the water-cooling structure during a kind of straw biomass charcoal makeup is put, and belongs to field of mechanical technique.It solves the problems, such as that existing carbonizing apparatus cooling effect is bad.Water-cooling structure during the makeup of this straw biomass charcoal is put includes heat-conducting cylinder and the heat-preservation cylinder being enclosed on outside heat-conducting cylinder, heat-preservation cylinder is fixed with heat-conducting cylinder sealing and forms the cooling chamber of closing between the two, coolant outlet and cooling water inlet are offered respectively in heat-preservation cylinder upper end side wall and bottom side of the wall, cooling cone is installed with heat-conducting cylinder, the diameter of cooling cone gradually increases downwards, cooling cone is made from a material that be thermally conductive, the maximum gauge of cooling cone is less than the internal diameter of heat-conducting cylinder, there is water passage in cooling cone, water passage includes water inlet and delivery port, water inlet and delivery port are respectively positioned on the outer surface of cooling cone, water inlet is connected by water inlet pipe with cooling water inlet, delivery port is connected by drainpipe with coolant outlet.The utility model has the advantages of good cooling results.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of straw biomass charcoal makeup and puts, particularly a kind of stalk
Water-cooling structure in biomass charing device.
Background technology
The biomass such as agricultural crop straw, forestry waste and weeds, it is a huge renewable resource, it is biomass carbonated
Production is to develop an important technology route of regenerative resource.
A kind of existing biomass charing device continuous biomass charing device as disclosed in Chinese patent storehouse【Application
Number：200810049186.4；Application publication number：CN 101220283A】, by the carbonization chamber with gas flow passage, water-cooled charcoal
Sedimentation pipe and Water-cooled screw carbon output device composition, carbonization chamber be one be made up of two sections, the tube structure that big time mouth suitable for reading is small,
A section above is isometrical cylinder carbonization chamber, and a section below is conical shell carbonization chamber, and isometrical cylinder carbonization chamber suitable for reading is to open
Put formula；Gas flow passage is located at the middle part surrounding of carbonization chamber；The suitable for reading and conical shell bottom of carbonization chamber of water-cooled charcoal sedimentation pipe
Carbon outleting port be connected, external rings are surrounded by water collar；Water-cooled screw carbon output device is connected under water-cooled charcoal sedimentation pipe on mouth.
Above-mentioned device is in use, cooling water is drained into water collar, to realize to being drained into water-cooled charcoal by carbonization chamber
The purpose that charcoal in sedimentation pipe is cooled down.But the type of cooling has a problem that：Chilled water in coolant jacket is in sedimentation
Outside pipe, it is to realize cooling by the wall contacts with sedimentation pipe, causes the charcoal in the middle part of sedimentation pipe can not be fine
Ground is cooled cooling, and cooling effect and efficiency are bad.
Utility model content
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of straw biomass charing
Water-cooling structure in device, the technical problem of solution are how to improve cooling effect.
The purpose of this utility model can be realized by following technical proposal：Straw biomass charcoal disguises the water cooling knot in putting
Structure, including heat-conducting cylinder and the heat-preservation cylinder being enclosed on outside heat-conducting cylinder, heat-preservation cylinder is fixed with heat-conducting cylinder sealing and forms closing between the two
Cooling chamber, offer coolant outlet and cooling water inlet respectively in the upper end side wall and bottom side of the wall of heat-preservation cylinder, and above-mentioned
Cooling chamber be in communication with the outside by cooling water inlet and coolant outlet, it is characterised in that be installed with described heat-conducting cylinder
Central axis in both the cooling cone of cone, cooling cone and heat-conducting cylinder is conllinear, and the diameter of cooling cone gradually increases downwards,
Described cooling cone is made from a material that be thermally conductive, and the maximum gauge of cooling cone is less than the internal diameter of heat-conducting cylinder, in described cooling cone
With water passage, water passage includes water inlet and delivery port, and water inlet and delivery port are respectively positioned on the outer surface of cooling cone,
Described water inlet is connected by water inlet pipe with above-mentioned cooling water inlet, and described delivery port is gone out by drainpipe and cooling water
Mouth connection.
In actual product, the charing including spiral carbon output device and above spiral carbon output device is put in straw biomass charcoal makeup
Room, heat-conducting cylinder are located between spiral carbon output device and carbonization chamber vertically, and the both ends of the heat-conducting cylinder entrance with spiral carbon output device respectively
With the outlet of carbonization chamber.
In use, cooling water circulates between cooling water inlet and coolant outlet；Wherein, enter from cooling water inlet
The cooling water entered can be branched in cooling chamber and water inlet pipe, to cool down heat-conducting cylinder and cooling cone respectively；Cooling water in cooling chamber
And the cooling water in water passage is finally converged in coolant outlet and discharged.The charcoal being drained into from carbonization chamber in heat-conducting cylinder
It can be collided with cooling cone, and continue downslide along the outer surface of cooling cone and enter eventually into spiral carbon output device.
Cooling cone is set to occur directly to contact with charcoal in heat-conducting cylinder, and the outer surface of cooling cone is in water inlet pipe, row
Relatively low temperature is remained in the presence of the cooling component that water pipe and water passage are formed, so can effectively take away charcoal
Heat entrained by surface, to improve cooling effect and efficiency；Secondly, under the guiding of the conical surface of cooling cone, charcoal can be to close
Heat-conducting cylinder inwall direction is moved, and to shorten the distance of heat transfer between charcoal and heat-conducting cylinder, is taken so as to absorb more quickly on charcoal
The heat of band, further to improve cooling effect and speed.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, run through in the upper end side wall of described heat-conducting cylinder
Have and be in straight tube-like and be located in connecting hole one with the connecting hole of coolant outlet face one, described drainpipe, drainpipe
One end is connected with above-mentioned delivery port, and the other end of drainpipe is inserted in coolant outlet, and the external diameter of drainpipe is less than cooling
The bore of water out, drainpipe and heat-conducting cylinder are mutually fixed, and pass through sealing ring between the hole wall of draining pipe outer wall and connecting hole one
One forms sealing.
Using above-mentioned design, there is the advantages of simple in construction, easy to assembly.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, the lateral wall of described drainpipe be provided with
Its coaxial annular groove one, described sealing ring one is in annular groove one, and the lateral wall and connecting hole of sealing ring one
One hole wall offsets.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, run through in the bottom side of the wall of described heat-conducting cylinder
Have and be located at the connecting hole of cooling water inlet face two, described water inlet on the bottom wall of cooling cone, described water inlet pipe is L-shaped
And in heat-conducting cylinder, one end of water inlet pipe connects with water inlet, the other end of water inlet pipe through connecting hole two and is inserted into cold
But in water inlet, and the external diameter of the other end of water inlet pipe is less than the bore of cooling water inlet, described water inlet pipe and heat-conducting cylinder phase
It is fixed, and intake to be formed by sealing ring two between pipe outer wall and the hole wall of connecting hole two and seal.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, the lateral wall of described water inlet pipe be provided with
Its coaxial annular groove two, described sealing ring two is in annular groove two, and the lateral wall and connecting hole of sealing ring two
Two hole wall offsets.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, the lateral wall of described water inlet pipe and drainpipe
It is the smooth face of cylinder.
Using above-mentioned design, effectively reduce water inlet pipe and drainpipe is located at the resistance that the part in heat-conducting cylinder is flowed to charcoal
Hinder, it is ensured that the job stability of this carbonizing apparatus.
In the water-cooling structure during above-mentioned straw biomass charcoal makeup is put, drainpipe one end is inserted in delivery port, water inlet
Pipe one end is inserted in water inlet, and drainpipe and water inlet pipe are mutually fixed by way of tight fit with cooling cone.
Now, the inwall tight abutment of the outer wall of drainpipe and delivery port forms sealing, the outer wall and water inlet of water inlet pipe
Inwall tight abutment formed sealing.
Using above-mentioned design, make drainpipe, water inlet pipe and cooling cone three connection need not by other parts,
It so can effectively simplify this water-cooling structure, to improve the convenience of assembling.
Compared with prior art, the water-cooling structure during the makeup of this straw biomass charcoal is put has advantages below：
1st, set the generation of cooling cone and charcoal directly to contact in heat-conducting cylinder, and the outer surface of cooling cone be water inlet pipe,
Relatively low temperature is remained in the presence of the cooling component that drainpipe and water passage are formed, so can effectively be taken away
Heat entrained by carbon surface, to improve cooling effect and efficiency.
2nd, under the guiding of the conical surface of cooling cone, charcoal can move to close to heat-conducting cylinder inwall direction, to shorten charcoal and heat conduction
The distance of heat transfer between cylinder, so as to absorb heat entrained on charcoal more quickly, further to improve cooling effect and speed
Degree.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the mplifying structure schematic diagram at A in Fig. 1.
Fig. 3 is the mplifying structure schematic diagram at B in Fig. 1.
In figure, 1, spiral carbon output device；2nd, carbonization chamber；3rd, heat-conducting cylinder；4th, heat-preservation cylinder；4a, sealing；4b, cooling water inlet；
4c, coolant outlet；5th, cooling cone；5a, water passage；6th, drainpipe；7th, water inlet pipe；8th, cooling chamber；9th, sealing ring three；10、
Sealing ring one；11st, sealing ring two.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, in the water-cooling structure during straw biomass charcoal makeup is put, straw biomass charcoal makeup is put including spiral shell
Revolve carbon output device 1 and the carbonization chamber 2 above spiral carbon output device 1.
As shown in Figure 1 to Figure 3, this cooling structure is by heat-conducting cylinder 3, heat-preservation cylinder 4, cooling cone 5, drainpipe 6, water inlet pipe 7 etc.
Composition.Wherein, heat-conducting cylinder 3 and cooling cone 5 are made from a material that be thermally conductive, and Heat Conduction Material can be brass, stainless steel etc..In this reality
Apply in example, preferably heat-conducting cylinder 3 and cooling cone 5 is made by brass material.
Specifically, as shown in figure 1, heat-conducting cylinder 3 in straight-tube shape and be vertically arranged in spiral carbon output device 1 and carbonization chamber 2 it
Between.The both ends of heat-conducting cylinder 3 are connected with spiral carbon output device 1 and carbonization chamber 2 respectively by flange arrangement, now, heat-conducting cylinder 3 it is upper
Port and the outlet of carbonization chamber 2, the lower port of heat-conducting cylinder 3 connect with the entrance of spiral carbon output device 1.
As shown in Figure 1 to Figure 3, heat-preservation cylinder 4 is enclosed on outside heat-conducting cylinder 3, and heat-preservation cylinder 4 is fixed with the sealing of heat-conducting cylinder 3.Heat-preservation cylinder
The cooling chamber 8 of closing is formed between 4 inwall and the outer wall of heat-conducting cylinder 3, and cooling chamber 8 is annular in shape.Specifically, heat-preservation cylinder 4
Upper end inwall and lower end inner wall on there are the sealing 4a annularly protruded, two sealing 4a to be enclosed on outside heat-conducting cylinder 3, and two
Sealing 4a is fixed by way of welding with the phase of heat-conducting cylinder 3.Further illustrate, outside the upper end outer wall of heat-conducting cylinder 3 and lower end
Seal groove annular in shape is formed with wall, is equipped with sealing ring 39 in two seal grooves, and the lateral wall of sealing ring 39 with it is corresponding
Sealing 4a madial wall offset, make to form reliable sealing between sealing 4a and heat-conducting cylinder 3.As shown in figure 1, heat-preservation cylinder
Coolant outlet 4c and cooling water inlet 4b are offered in 4 upper end side wall and bottom side of the wall respectively, and cooling chamber 8 passes through cooling
Water inlet 4b and coolant outlet 4c are in communication with the outside.
Cooling cone 5 is in coniform and in heat-conducting cylinder 3.As shown in figure 1, the central shaft of both cooling cone 5 and heat-conducting cylinder 3
Line is conllinear, and the diameter of cooling cone 5 gradually increases downwards.The maximum gauge of cooling cone 5 is less than the internal diameter of heat-conducting cylinder 3, i.e., now,
There is gap annular in shape between the side wall of cooling cone 5 and the inwall of heat-conducting cylinder 3.There is water passage 5a in cooling cone 5, cross water
Passage 5a includes water inlet and delivery port, and water inlet and delivery port are respectively positioned on the outer surface of cooling cone 5.In the present embodiment,
It is preferred that water inlet, on the bottom wall of cooling cone 5, delivery port is in the side wall of cooling cone 5.Water inlet by water inlet pipe 7 with it is cold
But water inlet 4b is connected, and delivery port is connected by drainpipe 6 with coolant outlet 4c.
Wherein, as shown in Fig. 2 the connected mode of drainpipe 6, cooling cone 5 and the three of heat-conducting cylinder 3 is as follows：Heat-conducting cylinder 3 it is upper
Through the connecting hole one having with coolant outlet 4c faces on the wall of side, drainpipe 6 is in straight tube-like and is located in connecting hole one.
One end of drainpipe 6 is connected with delivery port, and the other end of drainpipe 6 is inserted in coolant outlet 4c, and the external diameter of drainpipe 6 is small
In coolant outlet 4c bore.Drainpipe 6 is mutually fixed with heat-conducting cylinder 3, and between the hole wall of the outer wall of drainpipe 6 and connecting hole one
Formed and sealed by sealing ring 1.In the present embodiment, drainpipe 6 is mutually fixed with heat-conducting cylinder 3 by way of welding；Draining
The lateral wall of pipe 6 is provided with the annular groove one being coaxial therewith, and sealing ring 1 is in annular groove one, and sealing ring 1
The hole wall of lateral wall and connecting hole one offset, make to form reliable sealing between drainpipe 6 and heat-conducting cylinder 3；The one end of drainpipe 6
It is inserted in delivery port, and drainpipe 6 is fixed by way of tight fit with the phase of cooling cone 5.
As shown in figure 3, the connected mode of water inlet pipe 7, cooling cone 5 and the three of heat-conducting cylinder 3 is as follows：The lower end side of heat-conducting cylinder 3
Through the connecting hole two having with cooling water inlet 4b faces on wall, water inlet pipe 7 is L-shaped and in heat-conducting cylinder 3, water inlet pipe 7
One end is connected with water inlet, and the other end of water inlet pipe 7 through connecting hole two and is inserted into the 4b of cooling water inlet.Water inlet pipe 7
The external diameter of the other end is less than cooling water inlet 4b bore, and water inlet pipe 7 is fixed with the phase of heat-conducting cylinder 3, and the outer wall of water inlet pipe 7 and connection
Formed and sealed by sealing ring 2 11 between the hole wall in hole two.In the present embodiment, water inlet pipe 7 is by way of welding and heat conduction
3 phases of cylinder are fixed；The lateral wall of water inlet pipe 7 is provided with the annular groove two being coaxial therewith, and sealing ring 2 11 is located at annular groove two
It is interior, and the hole wall of the lateral wall of sealing ring 2 11 and connecting hole two offsets, and makes to be formed reliably between water inlet pipe 7 and heat-conducting cylinder 3
Sealing；The one end of water inlet pipe 7 is inserted in water inlet, and water inlet pipe 7 is fixed by way of tight fit with the phase of cooling cone 5.
Further, the lateral wall of water inlet pipe 7 and drainpipe 6 is the smooth face of cylinder.Using above-mentioned design, have
Effect reduces water inlet pipe 7 and drainpipe 6 is located at the obstruction that the part in heat-conducting cylinder 3 is flowed to charcoal, it is ensured that the work of this carbonizing apparatus
Stability.
In use, cooling water circulates between cooling water inlet 4b and coolant outlet 4c；Wherein, enter from cooling water
The cooling water that mouth 4b enters can be branched in cooling chamber 8 and water inlet pipe 7, to cool down heat-conducting cylinder 3 and cooling cone 5 respectively；Cooling chamber 8
Cooling water in interior cooling water and water passage 5a is finally converged in coolant outlet 4c and discharged.From the row of carbonization chamber 2
Enter to the charcoal in heat-conducting cylinder 3 and can be collided with cooling cone 5, and continue downslide along the outer surface of cooling cone 5 and enter eventually into
In spiral carbon output device 1.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. straw biomass charcoal makeup put in water-cooling structure, including heat-conducting cylinder (3) and be enclosed on the heat-preservation cylinder of heat-conducting cylinder (3) outside
(4), heat-preservation cylinder (4) is fixed with heat-conducting cylinder (3) sealing and forms the cooling chamber (8) of closing, the upper end of heat-preservation cylinder (4) between the two
Coolant outlet (4c) and cooling water inlet (4b) are offered in side wall and bottom side of the wall respectively, and above-mentioned cooling chamber (8) is logical
Supercooled water entrance (4b) and coolant outlet (4c) are in communication with the outside, it is characterised in that are installed with described heat-conducting cylinder (3)
Central axis in both the cooling cone (5) of cone, cooling cone (5) and heat-conducting cylinder (3) is conllinear, and the diameter of cooling cone (5)
Gradually increase downwards, described cooling cone (5) is made from a material that be thermally conductive, and the maximum gauge of cooling cone (5) is less than heat-conducting cylinder (3)
Internal diameter, there is water passage (5a) in described cooling cone (5), water passage (5a) includes water inlet and delivery port, and enters
The mouth of a river and delivery port are respectively positioned on the outer surface of cooling cone (5), and described water inlet is entered by water inlet pipe (7) with above-mentioned cooling water
Mouth (4b) connection, described delivery port are connected by drainpipe (6) with coolant outlet (4c).
2. straw biomass charcoal according to claim 1 disguises the water-cooling structure in putting, it is characterised in that described heat conduction
Cylinder (3) upper end side wall on through have with the connecting hole one of coolant outlet (4c) face, described drainpipe (6) is in straight tube-like
And be located in connecting hole one, one end of drainpipe (6) connects with above-mentioned delivery port, and the other end of drainpipe (6) is inserted in cold
But in water out (4c), and the external diameter of drainpipe (6) is less than the bore of coolant outlet (4c), drainpipe (6) and heat-conducting cylinder (3)
It is mutually fixed, and formed and sealed by sealing ring one (10) between drainpipe (6) outer wall and the hole wall of connecting hole one.
3. straw biomass charcoal according to claim 2 disguises the water-cooling structure in putting, it is characterised in that described draining
The lateral wall of pipe (6) is provided with the annular groove one being coaxial therewith, and described sealing ring one (10) is located in annular groove one, and
The hole wall of the lateral wall of sealing ring one (10) and connecting hole one offsets.
4. straw biomass charcoal according to claim 3 disguises the water-cooling structure in putting, it is characterised in that described heat conduction
Run through to have in the bottom side of the wall of cylinder (3) and be located at cooling cone with the connecting hole two of cooling water inlet (4b) face, described water inlet
(5) on bottom wall, described water inlet pipe (7) is L-shaped and in heat-conducting cylinder (3), and one end and the water inlet of water inlet pipe (7) connect
Logical, the other end of water inlet pipe (7) through connecting hole two and is inserted into cooling water inlet (4b), and the other end of water inlet pipe (7)
External diameter be less than cooling water inlet (4b) bore, described water inlet pipe (7) is mutually fixed with heat-conducting cylinder (3), and water inlet pipe (7) is outside
Formed and sealed by sealing ring two (11) between the hole wall of wall and connecting hole two.
5. straw biomass charcoal according to claim 4 disguises the water-cooling structure in putting, it is characterised in that described water inlet
The lateral wall of pipe (7) is provided with the annular groove two being coaxial therewith, and described sealing ring two (11) is located in annular groove two, and
The hole wall of the lateral wall of sealing ring two (11) and connecting hole two offsets.
6. straw biomass charcoal according to claim 5 disguises the water-cooling structure in putting, it is characterised in that described water inlet
The lateral wall for managing (7) and drainpipe (6) is the smooth face of cylinder.
7. the straw biomass charcoal according to claim 5 or 6 disguises the water-cooling structure in putting, it is characterised in that drainpipe
(6) one end is inserted in delivery port, and water inlet pipe (7) one end is inserted in water inlet, and drainpipe (6) and water inlet pipe (7) are by tight
The mode of cooperation is mutually fixed with cooling cone (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496864.6U CN206783598U (en) | 2017-05-05 | 2017-05-05 | Straw biomass charcoal disguises the water-cooling structure in putting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720496864.6U CN206783598U (en) | 2017-05-05 | 2017-05-05 | Straw biomass charcoal disguises the water-cooling structure in putting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206783598U true CN206783598U (en) | 2017-12-22 |
Family
ID=60709309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720496864.6U Active CN206783598U (en) | 2017-05-05 | 2017-05-05 | Straw biomass charcoal disguises the water-cooling structure in putting |
Country Status (1)
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113233793A (en) * | 2021-05-21 | 2021-08-10 | 黄冈师范学院 | Automatic ash discharging device and method for environment-friendly energy-saving kiln |
-
2017
- 2017-05-05 CN CN201720496864.6U patent/CN206783598U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113233793A (en) * | 2021-05-21 | 2021-08-10 | 黄冈师范学院 | Automatic ash discharging device and method for environment-friendly energy-saving kiln |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200427 Address after: 336000 No.19, Jingfa Avenue, Yichun economic and Technological Development Zone, Jiangxi Province Patentee after: Jiangxi Yigong Energy Technology Co.,Ltd. Address before: Zeguo town Wenling Road, St. gudin ya Taizhou city Zhejiang province 317523 No. 126 Patentee before: ZHEJIANG SHENGXIANG ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 336000 No.19, Jingfa Avenue, Yichun economic and Technological Development Zone, Jiangxi Province Patentee after: Jiangxi Yigong straw carbonization technology Co.,Ltd. Address before: 336000 No.19, Jingfa Avenue, Yichun economic and Technological Development Zone, Jiangxi Province Patentee before: Jiangxi Yigong Energy Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |