CN110527537A - Produce the method and retort of charcoal - Google Patents

Produce the method and retort of charcoal Download PDF

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Publication number
CN110527537A
CN110527537A CN201910973266.7A CN201910973266A CN110527537A CN 110527537 A CN110527537 A CN 110527537A CN 201910973266 A CN201910973266 A CN 201910973266A CN 110527537 A CN110527537 A CN 110527537A
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CN
China
Prior art keywords
charcoal
carbon dioxide
water
mist
retort
Prior art date
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Pending
Application number
CN201910973266.7A
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Chinese (zh)
Inventor
姚长利
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.)
Manzhouli Mantan Activated Carbon Co Ltd
Original Assignee
Manzhouli Mantan Activated Carbon 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.)
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Publication date
Application filed by Manzhouli Mantan Activated Carbon Co Ltd filed Critical Manzhouli Mantan Activated Carbon Co Ltd
Priority to CN201910973266.7A priority Critical patent/CN110527537A/en
Publication of CN110527537A publication Critical patent/CN110527537A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10BDESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B53/00Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
    • C10B53/02Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/10Biofuels, e.g. bio-diesel

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Coke Industry (AREA)

Abstract

The invention discloses a kind of method for producing charcoal and retorts, are related to chemical technology field.Including, including by sawdust be added to be dried in retort, destructive distillation and cooling, apply carbon dioxide gasification water mist to charcoal in cooling stage.The method can effectively prevent charcoal from being further oxided in cooling stage and generate carbon dioxide or carbon monoxide, improve charcoal productivity.Retort is the retort for implementing the method.

Description

Produce the method and retort of charcoal
Technical field
The present invention relates to chemical technology fields, more specifically to a kind of method for producing charcoal and retort.
Background technique
Charcoal is timber or wood material by imperfect combustion, or is pyrolyzed in the absence of air conditions, is remained Dark brown or black porosu solid fuel.In actual production process, the waste material that can will be generated in timber industry production process That is the raw material that is produced as charcoal of sawdust.Retort is the working condition of layering, is followed successively by feed bin 21, dry section from top to bottom 22, dry distillation area 23, charcoal storehouse 24.Sawdust completes dry heating in dry section 22, then generates charcoal in 23 destructive distillation of dry distillation area, then Retort is discharged after entering the cooling of charcoal storehouse in charcoal.Sawdust enters furnace body from feed bin 1, dry in dry section 22, the dry heat of sawdust It is provided by the high-temperature flue of surrounding design, sawdust is completed by this section by room temperature to the temperature-rise period of 200 DEG C of high temperature.Due to charcoal storehouse 24 release charcoal, and sawdust moves down, and the sawdust through high temperature enters dry distillation area 23, and as the temperature rises, gas evolution, burning is put Heat, under the organized distinguished and admirable effect of air-introduced machine and furnace body, violent oxidation occurs for sawdust surface.Make sawdust in high temperature Destructive distillation is completed under state, forms charcoal.The charcoal formed enters charcoal storehouse 24 and is cooled down, and is then discharged out retort, but into The charcoal for entering charcoal storehouse 24 is still in the condition of high temperature, and 23 high temperature heat of top dry distillation area also will continue to pass to the charcoal for entering charcoal storehouse 24 It passs, during cooling, part charcoal will continue to aoxidize after meeting oxygen, carbon dioxide or carbon monoxide be generated, to make to produce charcoal Rate reduces.
Therefore how to solve the problems, such as that charcoal cooling stage continues to aoxidize and losing becomes those skilled in the art urgently It solves the problems, such as.
Summary of the invention
It is an object of that present invention to provide a kind of method for producing charcoal and retorts, charcoal can be prevented cooled It is further oxided and loses in journey.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions:
The present invention provides a kind of methods for producing charcoal, including by sawdust be added to be dried in retort, destructive distillation And cooling, apply carbon dioxide gasification water mist to charcoal in the cooling stage.
Optionally, the mass ratio of carbon dioxide and mist state water is 2:1 in the carbon dioxide gasification water mist.
Optionally, every 1kg charcoal applies carbon dioxide gasification water mist described in 0.7kg.
Optionally, the carbon dioxide gasification water mist is sprayed to the charcoal from the bottom up.
The present invention also provides the retort for a kind of method for more than implementation producing charcoal, including furnace body, the furnace body from It is followed successively by feed bin, dry section, dry distillation area and charcoal storehouse under, further includes spraying system, the spraying system includes being arranged in institute It states the carbon dioxide air source outside furnace body, water source, carbon dioxide and water is made to mix the frost making equipment for generating carbon dioxide gasification water mist With the spray head being arranged in the charcoal storehouse, the frost making equipment passes through aqueduct respectively and is connected with the water source, passes through gas transmission Pipeline is connected with the carbon dioxide air source, is connected by the outer wall that mist conveyance conduit passes through the furnace body with the spray head It is logical.
Optionally, the frost making equipment includes the negative pressure flume being sequentially communicated, mixing wastewater with air room and diffuser, the negative pressure The both ends that flume extends along direction are provided with opening, its side wall is provided with water inlet, and the negative pressure flume passes through described Water inlet is connected with the aqueduct, the one end of the diffuser far from the mixing wastewater with air room and the mist conveyance conduit It is connected, further includes the gas spray pipe that both ends are provided with opening, described gas spray pipe one end is protruded into the negative pressure flume, is another One end is connected with the gas pipeline, the one end of the negative pressure flume and the gas spray pipe close to the mixing wastewater with air room It is gradually reduced along the direction cross-sectional area close to the mixing wastewater with air room, the mixing wastewater with air room and the diffuser are along remote Direction cross-sectional area from the negative pressure flume becomes larger.
Optionally, the negative pressure flume, the gas spray pipe, the mixing wastewater with air room and the diffuser are disposed as Rotary structure and its centre of gyration is located on the same line.
Optionally, pressure stabilizing balancer is provided between the diffuser and the spray head.
Optionally, the negative pressure flume, the mixing wastewater with air room and diffuser setting are an integral structure.
Optionally, it is provided with water regulating valve and flowmeter on the aqueduct, is provided on the gas pipeline defeated Air volume regulating valve.
Technical solution provided by the invention can include the following benefits: the method for this production charcoal is in original technology New step is increased, i.e., applies carbon dioxide gasification water mist to charcoal in charcoal cooling stage.Effectively charcoal can be prevented to exist Cooling stage, which is further oxided, generates carbon dioxide or carbon monoxide, improves charcoal productivity.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention Example, and be used to explain the principle of the present invention together with specification.
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 the structural schematic diagram of retort in the prior art;
Fig. 2 is the structural schematic diagram of some spraying systems for implementing to exemplify;
Fig. 3 is the structural schematic diagram of some frost making equipments for implementing to exemplify;
Fig. 4 is the schematic diagram of each section of frost making equipment of pressure.
In figure: 1- ball-cock assembly, the water source 2-, 3- water regulating valve, 4- flowmeter, 5- aqueduct, 6- frost making equipment, 7- dioxy Change carbon gas source, 8- gas pipeline, 9- gas transmission adjustable valve, 10- mist conveyance conduit, 11- spray head, 12- pressure stabilizing balancer, 21- material Storehouse, 22- dry section, the dry distillation area 23-, 24- charcoal storehouse, 61- negative pressure flume, 62- gas spray pipe, 63- mixing wastewater with air room, 64- expand Separate tube, 611- water inlet.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they are only and the present invention The consistent device or method of some aspects example.
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work Other embodiment belongs to the range that the present invention is protected.
Hereinafter, being illustrated referring to attached drawing to embodiment.In addition, embodiments illustrated below is not to recorded in claim Summary of the invention rise any restriction effect.In addition, the full content of composition represented by following example is not limited to as right Necessary to the solution invented documented by it is required that.
The present invention provides a kind of methods for producing charcoal, including by sawdust be added to be dried in retort, destructive distillation And cooling, new step is also added on the basis of original charcoal production method, i.e., applies dioxy in the charcoal cooling stage Change carbon gasification water mist, carbon dioxide gasification water mist is the mixture of the water of carbon dioxide and mist state.By carbon dioxide gasification water mist Inject working medium of the charcoal storehouse 24 as cooling anoxybiotic.Carbon dioxide gasification water mist is made with mist system processed, is injected into through pipe-line system In charcoal storehouse 24.Water mist absorbs the heat of charcoal, becomes vapor, enter destructive distillation with ascending air in the environment higher than 100 DEG C Area 23 recepts the caloric more since carbon dioxide gasification water mist enthalpy is high, and reduction charcoal ambient temperature is obvious, with environment temperature Reduction, the reduction of charcoal temperature from outward appearance to inner essence, under low-temperature condition, charcoal no longer reacts with oxygen.Secondly, titanium dioxide The injection of carbon gasification water mist causes 24 micro-positive pressure of charcoal storehouse, and carbon dioxide gasification water mist can be filled in the gap between charcoal and charcoal In, other gases cannot be introduced into furnace, effectively reduce contact of the charcoal with oxygen.Again, the presence of carbon dioxide makes wood Charcoal and oxygen reaction generate carbon dioxide or the reaction of carbon monoxide is not easy to run towards positive direction.It so can effectively prevent charcoal storehouse Charcoal in 24 continues to aoxidize and lose.It should be noted that as the mist state water in carbon dioxide gasification water mist absorbs charcoal Heat, will become vapor, rise with air-flow, be not detained in charcoal storehouse 24, control applied carbon dioxide gasification water The amount of mist can make charcoal in charcoal storehouse 24 not moisturize because absorbing mist state water, ensure that the aridity of finished product charcoal.
Charcoal productivity comparison after the prior art and application carbon dioxide gasification water mist is as follows:
Charcoal productivity
The prior art 20%
After applying carbon dioxide gasification water mist 30%
Charcoal productivity is as follows under the mass ratio of different carbon dioxide and mist state water:
The mass ratio of carbon dioxide and mist state water Charcoal productivity
1:1 20%
1.5:1 25%
2:1 30%
2.5:1 30%
3:1 30%
The charcoal productivity that every kilogram of charcoal applies the amount of different carbon dioxide gasification water mists is as follows:
Every kilogram of charcoal applies the quality of carbon dioxide gasification water mist Charcoal productivity
0.5kg 20%
0.6kg 25%
0.7kg 30%
0.8kg 30%
0.9kg 30%
By experimental data it is found that charcoal productivity vaporizes the mass ratio of carbon dioxide and mist state water in water mist with carbon dioxide Increase in a certain range and improve, be not further added by then, the price of carbon dioxide is higher than water, and it is advantageous to carbon dioxide gas Changing the mass ratio of carbon dioxide and mist state water in water mist is 2:1.
When the quality that every kilogram of charcoal applies carbon dioxide vaporization water mist increases in a certain range, charcoal productivity is gradually It increases, is not further added by then, apply 0.7kg carbon dioxide gasification water mist in every 1kg charcoal for from the aspect of cost.Secondly it is added Carbon dioxide gasification water mist is too many, and charcoal can be made to absorb partial moisture, influence the drying property of finished product charcoal.
Specifically, the carbon dioxide gasification water mist can be sprayed to charcoal from the bottom up.Carbon dioxide gasification water mist by Heat moves upwards, and can more fully contact with the charcoal in charcoal storehouse 24, more efficiently prevent from charcoal and be further oxided.
The present invention also provides a kind of retorts of method for implementing above-mentioned production charcoal, including furnace body, as shown in Figure 1, Furnace body is followed successively by feed bin 21, dry section 22, dry distillation area 23 and charcoal storehouse 24 from top to bottom, further includes spraying system, spraying system packet It includes the carbon dioxide air source 7 being arranged in outside furnace body, water source 2, carbon dioxide and water is made to mix generation carbon dioxide gasification water mist Frost making equipment 6 and the spray head 11 that is arranged in charcoal storehouse 24, frost making equipment 6 be connected respectively by aqueduct 5 with water source 2, passed through Gas pipeline 8 is connected with carbon dioxide air source 7, is connected by the furnace wall that mist conveyance conduit 10 passes through furnace body with spray head 11. Water tank wherein can be used as water source 2, ball-cock assembly 1 is provided in water tank for controlling 2 water level of water tank.Using carbon dioxide steel cylinder As carbon dioxide air source 7.Water in water tank and the air with certain pressure intensity from carbon dioxide steel cylinder discharge are in frost making equipment 6 Middle mixing forms vaporization water mist, is delivered to spray head 11 by mist conveyance conduit 10 and is then ejected on sawdust.
Wherein as shown in figure 3, frost making equipment 6, including negative pressure flume 61, mixing wastewater with air room 63 and the diffuser being sequentially communicated 64, the both ends that negative pressure flume 61 extends along direction are provided with opening, its side wall is provided with water inlet 611, negative pressure flume 61 are connected by water inlet 611 with aqueduct 5, the one end of diffuser 64 far from mixing wastewater with air room 63 and mist conveyance conduit 10 It is connected, further includes the gas spray pipe 62 that both ends are provided with opening, 62 one end of gas spray pipe is protruded into negative pressure flume 61, is another End is connected with gas pipeline 8, negative pressure flume 61 and gas spray pipe 62 close to mixing wastewater with air room 63 one end along close gas The direction cross-sectional area of water mixing chamber 63 is gradually reduced, and mixing wastewater with air room 63 and diffuser 64 are along separate negative pressure flume 61 Direction cross-sectional area becomes larger.
The working principle of frost making equipment 6 is as shown in Figure 3 and Figure 4, the working medium (dioxy that carbon dioxide steel cylinder provides that pressure is Po Change carbon) it is ejected by gas spray pipe 62 with very big speed Wp.Due to the Involving velocity of this strand of jet stream, in mixing wastewater with air room Cause a low-pressure area also lower than injection medium flowing pressure Pn in 63 inlet.The pressure of low-pressure area is P2.Therefore injection medium Stream (water tank 2 provide water) is constantly sucked mixing wastewater with air room 63 with the flow velocity of W2, in mixing wastewater with air room 63 working medium stream with It is combined with each other by injection medium flow field, the flow velocity of the working medium stream for making high speed and injection medium flow field is gradually identically formed mixed flow (dioxy Change carbon gasification water mist) and diffuser 64 is entered with the flow velocity of W3.The flow velocity of mixed flow gradually decreases as Wg, pressure in diffuser 64 It is Pg that power, which increases, is delivered at spray head 11 through mist conveyance conduit 10 to sawdust and sprays after.
Wherein negative pressure flume 61, gas spray pipe 62, mixing wastewater with air room 63 and diffuser 64 are disposed as rotary structure And its centre of gyration is located on the same line.The structure fabrication of revolving body is simple, and resistance is smaller, is suitble to the shape of vaporization water mist At and conveying.
Pressure stabilizing balancer 12 is provided between diffuser 64 and spray head 11.Increasing pressure stabilizing balancer 12 can be such that spray head 11 sprays Carbon dioxide gasification water mist pressure out is more stable, can more uniformly be sprayed on charcoal.
Further, negative pressure flume 61, mixing wastewater with air room 63 and the setting of diffuser 64 are an integral structure.It is integrally formed Not only the needs of production vaporization water mist are able to satisfy, but also its production can further be made to become simple.
It is provided with water regulating valve 3 and flowmeter 4 on aqueduct 5, gas transmission adjustable valve 9 is provided on gas pipeline 8. The ratio of the amount into the water and carbon dioxide of frost making equipment 6 can be so precisely controlled, carbon dioxide required for generating Gasify water mist.
It is understood that same or similar part can mutually refer in the various embodiments described above, in some embodiments Unspecified content may refer to the same or similar content in other embodiments.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned Embodiment is changed, modifies, replacement and variant.

Claims (10)

1. a kind of method for producing charcoal, including by sawdust be added to be dried in retort, destructive distillation and cooling, feature exist In, the cooling stage to charcoal apply carbon dioxide gasification water mist.
2. the method for production charcoal as described in claim 1, which is characterized in that titanium dioxide in the carbon dioxide gasification water mist The mass ratio of carbon and mist state water is 2:1.
3. the method for production charcoal as claimed in claim 2, which is characterized in that every 1kg charcoal applies carbon dioxide described in 0.7kg Gasify water mist.
4. the method for production charcoal as described in claim 1, which is characterized in that from the bottom up to charcoal injection described two Carbonoxide gasification water mist.
5. a kind of retort for implementing the method for production charcoal described in claim 1-4 any one, including furnace body, the furnace Body is followed successively by feed bin (21), dry section (22), dry distillation area (23) and charcoal storehouse (24) from top to bottom, which is characterized in that further includes spray Mist system, the spraying system include that carbon dioxide air source (7) outside the furnace body is arranged in, water source (2), makes carbon dioxide The spray head (11) for generating the frost making equipment (6) of carbon dioxide gasification water mist and being arranged in the charcoal storehouse (24) is mixed with water, it is described Frost making equipment (6) is connected by aqueduct (5) with the water source (2) respectively, passes through gas pipeline (8) and the carbon dioxide Gas source (7) is connected, and is connected by the outer wall that mist conveyance conduit (10) pass through the furnace body with the spray head (11).
6. retort as claimed in claim 5, which is characterized in that the frost making equipment (6) includes the negative pressure diversion being sequentially communicated Room (61), mixing wastewater with air room (63) and diffuser (64), the both ends that the negative pressure flume (61) extends along direction are provided with Opening, its side wall are provided with water inlet (611), and the negative pressure flume (61) passes through the water inlet (611) and the water delivery Pipeline (5) is connected, the diffuser (64) one end and the mist conveyance conduit (10) far from the mixing wastewater with air room (63) It is connected, further includes the gas spray pipe (62) that both ends are provided with opening, described gas spray pipe (62) one end is protruded into the negative pressure and drawn Water chamber (61) is interior, the other end is connected with the gas pipeline (8), the negative pressure flume (61) and the gas spray pipe (62) It is gradually reduced along the direction cross-sectional area close to the mixing wastewater with air room (63) close to one end of the mixing wastewater with air room (63), The mixing wastewater with air room (63) and the diffuser (64) along the direction cross-sectional area far from the negative pressure flume (61) by Gradual change is big.
7. retort as claimed in claim 6, which is characterized in that the negative pressure flume (61), the gas spray pipe (62), The mixing wastewater with air room (63) and the diffuser (64) be disposed as rotary structure and its centre of gyration to be located at same straight On line.
8. retort as claimed in claim 6, which is characterized in that be arranged between the diffuser (64) and the spray head (11) There are pressure stabilizing balancer (12).
9. retort as claimed in claim 7, which is characterized in that the negative pressure flume (61), the mixing wastewater with air room (63) it is an integral structure with the diffuser (64) setting.
10. retort as claimed in claim 5, which is characterized in that be provided with water regulating valve on the aqueduct (5) (3) and flowmeter (4) gas transmission adjustable valve (9), are provided on the gas pipeline (8).
CN201910973266.7A 2019-10-14 2019-10-14 Produce the method and retort of charcoal Pending CN110527537A (en)

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CN201910973266.7A CN110527537A (en) 2019-10-14 2019-10-14 Produce the method and retort of charcoal

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Application Number Priority Date Filing Date Title
CN201910973266.7A CN110527537A (en) 2019-10-14 2019-10-14 Produce the method and retort of charcoal

Publications (1)

Publication Number Publication Date
CN110527537A true CN110527537A (en) 2019-12-03

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Country Status (1)

Country Link
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2399694Y (en) * 1999-11-30 2000-10-04 同济大学 Novel cooling appts.
JP2001279249A (en) * 2000-03-29 2001-10-10 Matsushita Electric Ind Co Ltd Carbonization treatment device
JP2003201483A (en) * 2001-12-30 2003-07-18 Kenji Yamane Electric charcoal-burning kiln
CN2767939Y (en) * 2004-11-04 2006-03-29 徐建国 Jet-type steam and water mixer
DE102006029170A1 (en) * 2005-07-20 2007-02-22 Christiaan Martien Schout Arrangement for manufacturing wood charcoal, comprises wood cutting machine, two horizontal transportation equipments, two retorts, and two lifting gears
CN210855993U (en) * 2019-10-14 2020-06-26 姚长利 Carbonization furnace

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2399694Y (en) * 1999-11-30 2000-10-04 同济大学 Novel cooling appts.
JP2001279249A (en) * 2000-03-29 2001-10-10 Matsushita Electric Ind Co Ltd Carbonization treatment device
JP2003201483A (en) * 2001-12-30 2003-07-18 Kenji Yamane Electric charcoal-burning kiln
CN2767939Y (en) * 2004-11-04 2006-03-29 徐建国 Jet-type steam and water mixer
DE102006029170A1 (en) * 2005-07-20 2007-02-22 Christiaan Martien Schout Arrangement for manufacturing wood charcoal, comprises wood cutting machine, two horizontal transportation equipments, two retorts, and two lifting gears
CN210855993U (en) * 2019-10-14 2020-06-26 姚长利 Carbonization furnace

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