CN208327908U - A kind of system of humic acid clean conversion production type inflammable charcoal - Google Patents
A kind of system of humic acid clean conversion production type inflammable charcoal Download PDFInfo
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- CN208327908U CN208327908U CN201820678622.3U CN201820678622U CN208327908U CN 208327908 U CN208327908 U CN 208327908U CN 201820678622 U CN201820678622 U CN 201820678622U CN 208327908 U CN208327908 U CN 208327908U
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Abstract
The utility model relates to a kind of systems of humic acid clean conversion production type inflammable charcoal, belong to energy conversion technical field.The system includes crusher, screw extrusion dewaterer, Vibratingfluidbeddrier, thermal decomposition coke oven, tar remover, mixing blender, rod-pressing machine and drying equipment；The outlet of crusher is connected with the entrance of screw extrusion dewaterer；The material outlet of screw extrusion dewaterer is connected with the entrance of Vibratingfluidbeddrier；The outlet of Vibratingfluidbeddrier is connected with the entrance of thermal decomposition coke oven；The material outlet of thermal decomposition coke oven is connected with the entrance of mixing blender；The gas vent of thermal decomposition coke oven is connected with the entrance of tar remover；The outlet of mixing blender is connected with the entrance of rod-pressing machine；The outlet of rod-pressing machine is connected with the entrance of drying equipment.The system structure is simple, novel, can be used for producing high heating value humic acid base type inflammable charcoal, and the system considers the reasonable utilization of resource, meets the demand in current environment and market, application easy to spread.
Description
Technical field
The utility model belongs to energy conversion technical field, and in particular to a kind of humic acid clean conversion production type inflammable charcoal
System.
Background technique
Civil honeycomb briquette adds clay to produce, to produce more preferable using high price (900 yuan/ton or so) anthracite as raw material for a long time
Honeycomb briquette, it is necessary to increase binder, oxidant, combustion adjuvant, desulfurizing agent of valence etc., high production cost.Moulded coal valence is than bituminous coal valence
High 500 yuan/ton or so, hardly possible is based oneself upon in market competition.North production coal briquette for civillan use, government to financial subsidies, southern Yunnan without
Financial subsidies, then enterprise survives by adding clay reduction production cost.It is all the more got over so scholar glues in honeycomb briquette factory
It is more.Each county in Yunnan is generally added to the 30% of coal.Honeycomb briquette, moulded coal heat are produced with the anthracite of 6000 kcal/kg, ash 18%
Value becomes 3200 kcal/kg or so, and ash is up to 48%.Therefore, technological innovation is done by raw material of anthracite, it can without potentiality
It digs.The utility model changes thinking, in terms of research direction is transferred to the resource of humic acid that mine valence only has 100 yuan or so one ton
Come, this resource Yunnan reserves there are tens tons, and distribution is wide.So studying one kind by technological innovation with humic acid as original
Material, the product calorific value of production is high, ash is low, the equipment and technology of combustion fire point domestic fuel new varieties low, easy to use, there is weight
Want realistic meaning.
Utility model content
Purpose of the utility model is to solve the deficiencies in the prior art, and it is easy to provide a kind of humic acid clean conversion production
The system of combustion type charcoal.
The utility model is unless otherwise stated, percentage sign representation quality percentage.
To achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of system of humic acid clean conversion production type inflammable charcoal, including crusher, screw extrusion dewaterer, vibration stream
Change bed dryer, thermal decomposition coke oven, tar remover, mixing blender, rod-pressing machine and drying equipment；
The outlet of the crusher is connected with the entrance of screw extrusion dewaterer；
The material outlet of screw extrusion dewaterer is connected with the entrance of Vibratingfluidbeddrier；
The outlet of the Vibratingfluidbeddrier is connected with the entrance of thermal decomposition coke oven；
The material outlet of the thermal decomposition coke oven is connected with the entrance of mixing blender；The gas vent of thermal decomposition coke oven
It is connected with the entrance of tar remover；
The outlet of mixing blender is connected with the entrance of rod-pressing machine；
The outlet of the rod-pressing machine is connected with the entrance of drying equipment.
It is further preferred that the screw extrusion dewaterer is porous screw extrusion dewaterer.
It is further preferred that the drying equipment is horizontal dry kiln.
It is further preferred that the thermal decomposition coke oven is continous way thermal decomposition coke oven.
It is further preferred that the entrance of the outlet of the crusher and screw extrusion dewaterer, screw extrusion are dehydrated
The outlet of entrance, Vibratingfluidbeddrier and entering for thermal decomposition coke oven of the material outlet and Vibratingfluidbeddrier of machine
Mouthful, the material outlet of thermal decomposition coke oven and entrance, the outlet of mixing blender and the entrance of rod-pressing machine of mixing blender and
The outlet of rod-pressing machine and the entrance of drying equipment are by conveying band connection.
It is further preferred that the gas vent of thermal decomposition coke oven is connected with the entrance of tar remover by pipeline.
It is further preferred that the gas vent of tar remover also enters with the combustible gas of Vibratingfluidbeddrier respectively
Mouth, the combustible gas entrance of the combustible gas entrance of thermal decomposition coke oven, drying equipment are connected.
A kind of method of humic acid clean conversion production type inflammable charcoal, produces type inflammable using above-mentioned humic acid clean conversion
The system of charcoal, includes the following steps:
Step (1) is squeezed by mineral sources humic acid material after crusher is crushed to 5-30mm by screw extrusion dewaterer
Pressure carries out primary dewatering, subsequently enters Vibratingfluidbeddrier dry second dehydration to moisture that carries out at 250-290 DEG C and contains
Amount is 10%-15%, obtains humic acid pyrolysis charring raw material；
Humic acid contents on dry basis is 40%-50%, moisture content 45%- in the mineral sources humic acid material
50%, calorific value is -2500 kilocalories/kilograms of 2200 kilocalorie/kilogram, sulphur < 0.48%；
The humic acid pyrolysis charring raw material that step (1) obtains is placed in thermal decomposition coke oven at 300-800 DEG C by step (2)
Pyrolytic reaction is carried out, reaction time 1-3h obtains humic acid base charcoal；
Step (3), the humic acid base charcoal that step (2) is obtained, rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder and
Water one arises from mixing stirrer for mixing, after mixing, is sent into rod-pressing machine pressure bar, gained carbon rod, which send to dry in drying equipment, to be taken off
Water, after be cooled to room temperature to get humic acid base type inflammable charcoal product；
Wherein, the addition quality of rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder is the 2%-3% of humic acid base charcoal,
The addition quality of water is the 10%-16% of humic acid base charcoal.
It is further preferred that the content of ashes of the mineral sources humic acid material is 10%-15%, organic matter contains
Amount is 75%-85%.
It is further preferred that the gas that pyrolytic reaction generates send tar remover by pipeline, tar removing is carried out, is obtained
Clean fuel gas.
It is further preferred that incorporation time described in step (3) is 8-10min.
It is further preferred that 80 DEG C -90 DEG C of the drying temperature, drying time is 1.5-2 hours.
For producing the raw material of humic acid base type inflammable charcoal, it is desirable that moisture is low, therefore high mineral sources corruption is needed to plant in producing
Acid starting material (moisture 45%-50%) fast dewatering enters humic acid pyrolysis charring process index request to meet.
Humic acid pyrolysis charring is to be destroyed humic acid organic polymer key using indirect heating pyrolytic technique, can be produced corruption
Phytic acid base inflammable charcoal, and by-product multicomponent combustible gas.Humic acid solution retort reaction temperature is 300 DEG C -800 DEG C, time 1-3h,
The humic acid base charcoal that pyrolytic reaction generates is discharged from furnace lower part, and rod-pressing machine is sent to produce civilian type inflammable charcoal product (carbon rod), and corruption is planted
Sour charcoal can also further deliming be handled, and production industrial silicon iron reducer, the important high added value industrial products such as active carbon can be processed.
Combustible gas send tar remover by pipeline from furnace top, carries out tar removing and produces clean fuel gas.
The utility model compared with prior art, it has the advantage that:
Tthe utility model system structure is simple, novel, can be used for producing high heating value humic acid base type inflammable charcoal, and the system
The reasonable utilization for considering resource meets the demand in current environment and market, application easy to spread.
The gas that thermal decomposition coke oven generates, main ingredient is carbon monoxide, carbon dioxide, methane, hydrogen and tar etc., is
A kind of fuel gas that calorific value is high, this gas send tar remover to carry out purified treatment by pipeline.
Tar remover is mainly the tar removed in fuel gas, and tar burning can generate the substance that is harmful to the human body, so
Must from fuel gas separation removal.Tar is important industrial chemicals, and deep processing can produce many chemical products, produces work
Skill is complicated, and amount is few in addition, therefore small enterprise need not do deep processing, make primary product sale.Fuel gas after tar removing is
A kind of high heating value clean gas, there is important use in production, three important use energy equipment can be sent by pipeline: first is that pyrolysis
Retort heat supply, the heat source as pyrolysis charring humic acid；Second is that Vibratingfluidbeddrier heat supply, as drying and dewatering
Heat source；Third is that drying equipment heat supply, the heat source as drying.
If adding the honeycomb briquette actual selling price of 30% viscous scholar to convert by Yunnan, one ton of pure anthracite actual selling price up to 2100 yuan/
Ton, according to Tthe utility model system production product price based on 2000 yuan/ton, there is preferable economic benefit in enterprise.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the system of humic acid clean conversion production type inflammable charcoal of the utility model；
Fig. 2 is the structural schematic diagram of the system of another humic acid clean conversion of the utility model production type inflammable charcoal.
Wherein, 1, crusher；2, screw extrusion dewaterer；3, Vibratingfluidbeddrier；4, thermal decomposition coke oven；5, it devokes
Oily device；6, mixing blender；7, rod-pressing machine；8, drying equipment；Arrow direction is material trend.
Specific embodiment
The utility model is described in further detail below with reference to embodiment.
It will be understood to those of skill in the art that the following example is merely to illustrate the utility model, and should not be regarded as limiting
The scope of the utility model.In the examples where no specific technique or condition is specified, described skill according to the literature in the art
Art or condition are carried out according to product description.Production firm person is not specified in material therefor or equipment, is that can pass through purchase
Buy the conventional products of acquisition.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.Term
The orientation or state relation of the instructions such as "inner", "upper", "lower" are orientation based on the figure or state relation, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Embodiment 1
As shown in Figure 1, a kind of system of humic acid clean conversion production type inflammable charcoal, including crusher 1, screw extrusion are de-
Water dispenser 2, Vibratingfluidbeddrier 3, thermal decomposition coke oven 4, tar remover 5, mixing blender 6, rod-pressing machine 7 and drying equipment 8；
The outlet of the crusher 1 is connected with the entrance of screw extrusion dewaterer 2；
The material outlet of the screw extrusion dewaterer 2 is connected with the entrance of Vibratingfluidbeddrier 3；
The outlet of the Vibratingfluidbeddrier 3 is connected with the entrance of thermal decomposition coke oven 4；
The material outlet of the thermal decomposition coke oven 4 is connected with the entrance of mixing blender 6；The gas of thermal decomposition coke oven 4
Outlet is connected with the entrance of tar remover 5；
The outlet of the mixing blender 6 is connected with the entrance of rod-pressing machine 7；
The outlet of the rod-pressing machine 7 is connected with the entrance of drying equipment 8.
Embodiment 2
As shown in Fig. 2, a kind of system of humic acid clean conversion production type inflammable charcoal, including crusher 1, screw extrusion are de-
Water dispenser 2, Vibratingfluidbeddrier 3, thermal decomposition coke oven 4, tar remover 5, mixing blender 6, rod-pressing machine 7 and drying equipment 8；
The outlet of the crusher 1 is connected with the entrance of screw extrusion dewaterer 2 by conveyer belt；
The material outlet of the screw extrusion dewaterer 2 and the entrance of Vibratingfluidbeddrier 3 pass through conveyer belt phase
Even；
The outlet of the Vibratingfluidbeddrier 3 is connected with the entrance of thermal decomposition coke oven 4 by conveyer belt；
The material outlet of the thermal decomposition coke oven 4 is connected with the entrance of mixing blender 6 by conveyer belt；Pyrolysis charring
The gas vent of furnace 4 is connected with the entrance of tar remover 5 by pipeline；
The outlet of the mixing blender 6 is connected with the entrance of rod-pressing machine 7 by conveyer belt；
The outlet of the rod-pressing machine 7 is connected with the entrance of drying equipment 8 by conveyer belt.
The screw extrusion dewaterer 2 is porous screw extrusion dewaterer, i.e. discharge port is made of multiple holes；Described
Drying equipment 8 is horizontal dry kiln；The thermal decomposition coke oven 4 is continous way thermal decomposition coke oven.
The gas vent of tar remover 5 also respectively with the combustible gas entrance of Vibratingfluidbeddrier 3, thermal decomposition coke oven 4
Combustible gas entrance, drying equipment 8 combustible gas entrance be connected, respectively as Vibratingfluidbeddrier 3 heat source, pyrolysis
The heat source of the heat source of retort 4, drying equipment 8.
It, can direct-fire device heat supply when 4 heat supply of thermal decomposition coke oven.8 heat supply of Vibratingfluidbeddrier 3 and drying equipment
When, hot air heat exchanger heat supply can be passed through with hot wind, but not limited to this.
Application examples 1
Using system as shown in Figure 2, a kind of method of humic acid clean conversion production type inflammable charcoal includes the following steps:
Step (1) is squeezed by mineral sources humic acid material after crusher is crushed to 5-10mm by screw extrusion dewaterer
Pressure carries out primary dewatering, subsequently enters Vibratingfluidbeddrier dry second dehydration to moisture content that carries out at 260 DEG C and is
13%-14% obtains humic acid pyrolysis charring raw material；
Humic acid contents on dry basis is 40%-50%, moisture content 45%- in the mineral sources humic acid material
50%, calorific value is -2500 kilocalories/kilograms of 2200 kilocalorie/kilogram, sulphur < 0.48%；
The humic acid pyrolysis charring raw material that step (1) obtains is placed in thermal decomposition coke oven at 600 DEG C and carries out by step (2)
Pyrolytic reaction, reaction time 1.5h obtain humic acid base charcoal；
Step (3), the humic acid base charcoal that step (2) is obtained, rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder and
Water one arises from mixing stirrer for mixing, after mixing, is sent into rod-pressing machine pressure bar, gained carbon rod, which send to dry in drying equipment, to be taken off
Water, after be cooled to room temperature to get humic acid base type inflammable charcoal product；
Wherein, the addition quality of rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder is the 2.5% of humic acid base charcoal, water
Addition quality be humic acid base charcoal 13%.
Application examples 2
Using system as shown in Figure 2, a kind of method of humic acid clean conversion production type inflammable charcoal includes the following steps:
Step (1) passes through screw extrusion dewaterer by mineral sources humic acid material after crusher is crushed to 20-30mm
It squeezes and carries out primary dewatering, subsequently enter Vibratingfluidbeddrier drying at 250 DEG C and carry out second dehydration to moisture content
For 10%-12%, humic acid pyrolysis charring raw material is obtained；
Humic acid contents on dry basis is 40%-50%, moisture content 45%- in the mineral sources humic acid material
50%, calorific value is -2500 kilocalories/kilograms of 2200 kilocalorie/kilogram, sulphur < 0.48%；The ash of the mineral sources humic acid material
Dividing content is 10%-15%, content of organic matter 75%-85%；
The humic acid pyrolysis charring raw material that step (1) obtains is placed in thermal decomposition coke oven at 300 DEG C and carries out by step (2)
Pyrolytic reaction, reaction time 3h obtain humic acid base charcoal；The gas that pyrolytic reaction generates send tar remover by pipeline, into
Row tar removing obtains clean fuel gas；
Step (3), the humic acid base charcoal that step (2) is obtained, rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder and
Water one arises from mixing stirrer for mixing, after mixing 8min, is sent into rod-pressing machine pressure bar, gained carbon rod, which send to dry in drying equipment, to be taken off
Water, 90 DEG C of drying temperature, drying time be 2 hours, after be cooled to room temperature to get humic acid base type inflammable charcoal product；
Wherein, the addition quality of rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder is the 2% of humic acid base charcoal, water
10% that quality is humic acid base charcoal is added.
Application examples 3
Using system as shown in Figure 2, a kind of method of humic acid clean conversion production type inflammable charcoal includes the following steps:
Step (1) is squeezed by mineral sources humic acid material after crusher is crushed to 5-30mm by screw extrusion dewaterer
Pressure carries out primary dewatering, subsequently enters Vibratingfluidbeddrier dry second dehydration to moisture content that carries out at 290 DEG C and is
14%-15% obtains humic acid pyrolysis charring raw material；
Humic acid contents on dry basis is 40%-50%, moisture content 45%- in the mineral sources humic acid material
50%, calorific value is -2500 kilocalories/kilograms of 2200 kilocalorie/kilogram, sulphur < 0.48%；The ash of the mineral sources humic acid material
Dividing content is 10%-15%, content of organic matter 75%-85%；
The humic acid pyrolysis charring raw material that step (1) obtains is placed in thermal decomposition coke oven at 800 DEG C and carries out by step (2)
Pyrolytic reaction, reaction time 1h obtain humic acid base charcoal；The gas that pyrolytic reaction generates send tar remover by pipeline, into
Row tar removing obtains clean fuel gas；
Step (3), the humic acid base charcoal that step (2) is obtained, rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder and
Water one arises from mixing stirrer for mixing, after mixing 0min, is sent into rod-pressing machine pressure bar, gained carbon rod, which send to dry in drying equipment, to be taken off
Water, 85 DEG C of drying temperature, drying time be 1.8 hours, after be cooled to room temperature to get humic acid base type inflammable charcoal product；
Wherein, the addition quality of rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder is the 3% of humic acid base charcoal, water
16% that quality is humic acid base charcoal is added.
Application examples 4
Using system as shown in Figure 2, a kind of method of humic acid clean conversion production type inflammable charcoal includes the following steps:
Step (1) passes through screw extrusion dewaterer by mineral sources humic acid material after crusher is crushed to 15-25mm
It squeezes and carries out primary dewatering, subsequently enter Vibratingfluidbeddrier drying at 280 DEG C and carry out second dehydration to moisture content
For 12%-14%, humic acid pyrolysis charring raw material is obtained；
Humic acid contents on dry basis is 40%-50%, moisture content 45%- in the mineral sources humic acid material
50%, calorific value is -2500 kilocalories/kilograms of 2200 kilocalorie/kilogram, sulphur < 0.48%；The ash of the mineral sources humic acid material
Dividing content is 10%-15%, content of organic matter 75%-85%；
The humic acid pyrolysis charring raw material that step (1) obtains is placed in thermal decomposition coke oven at 700 DEG C and carries out by step (2)
Pyrolytic reaction, reaction time 2h obtain humic acid base charcoal；The gas that pyrolytic reaction generates send tar remover by pipeline, into
Row tar removing obtains clean fuel gas；
Step (3), the humic acid base charcoal that step (2) is obtained, rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder and
Water one arises from mixing stirrer for mixing, after mixing 9min, is sent into rod-pressing machine pressure bar, gained carbon rod, which send to dry in drying equipment, to be taken off
Water, 80 DEG C of drying temperature, drying time be 1.5 hours, after be cooled to room temperature to get humic acid base type inflammable charcoal product；
Wherein, the addition quality of rising sun light board NEW TYPE OF COMPOSITE industrial gasified molded coal binder is the 2.7% of humic acid base charcoal, water
Addition quality be humic acid base charcoal 15%.
The utility model embodiment product and common commercially available honeycomb briquette are compared, the results are shown in Table 1.
Table 1
In addition, the cold conditions compression strength for application examples product detects, result is 20-25Kg ∕ ㎝2, product stabilization
Property is good, is readily transported preservation.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of system of humic acid clean conversion production type inflammable charcoal, which is characterized in that including crusher (1), screw extrusion
Dewaterer (2), Vibratingfluidbeddrier (3), thermal decomposition coke oven (4), tar remover (5), mixing blender (6), rod-pressing machine
(7) and drying equipment (8)；
The outlet of the crusher (1) is connected with the entrance of screw extrusion dewaterer (2)；
The material outlet of the screw extrusion dewaterer (2) is connected with the entrance of Vibratingfluidbeddrier (3)；
The outlet of the Vibratingfluidbeddrier (3) is connected with the entrance of thermal decomposition coke oven (4)；
The material outlet of the thermal decomposition coke oven (4) is connected with the entrance of mixing blender (6)；The gas of thermal decomposition coke oven (4)
Body outlet is connected with the entrance of tar remover (5)；
The outlet of the mixing blender (6) is connected with the entrance of rod-pressing machine (7)；
The outlet of the rod-pressing machine (7) is connected with the entrance of drying equipment (8).
2. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that the spiral shell
Revolving extruding-desiccation machine (2) is porous screw extrusion dewaterer.
3. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that the baking
Dry equipment (8) are horizontal dry kiln.
4. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that the heat
Solving retort (4) is continous way thermal decomposition coke oven.
5. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that described is broken
The outlet of broken machine (1) and the entrance of screw extrusion dewaterer (2), the material outlet of screw extrusion dewaterer (2) and vibratory liquefaction
The outlet of the entrance, Vibratingfluidbeddrier (3) of bed dryer (3) and entrance, the thermal decomposition coke oven of thermal decomposition coke oven (4)
(4) outlet of the entrance, mixing blender (6) of material outlet and mixing blender (6) and the entrance and pressure of rod-pressing machine (7)
The outlet of stick machine (7) and the entrance of drying equipment (8) are by conveying band connection.
6. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that pyrolysis charring
The gas vent of furnace (4) is connected with the entrance of tar remover (5) by pipeline.
7. the system of humic acid clean conversion production type inflammable charcoal according to claim 1, which is characterized in that tar remover
(5) combustible gas of the gas vent also respectively with the combustible gas entrance of Vibratingfluidbeddrier (3), thermal decomposition coke oven (4) enters
Mouth, the combustible gas entrance of drying equipment (8) are connected.
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| CN201820678622.3U CN208327908U (en) | 2018-05-08 | 2018-05-08 | A kind of system of humic acid clean conversion production type inflammable charcoal |
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|---|---|---|---|
| CN201820678622.3U CN208327908U (en) | 2018-05-08 | 2018-05-08 | A kind of system of humic acid clean conversion production type inflammable charcoal |
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| CN208327908U true CN208327908U (en) | 2019-01-04 |
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| CN201820678622.3U Expired - Fee Related CN208327908U (en) | 2018-05-08 | 2018-05-08 | A kind of system of humic acid clean conversion production type inflammable charcoal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114736694A (en) * | 2021-03-31 | 2022-07-12 | 山东优肯诺节能科技有限公司 | Coke oven carbon reduction and coke prevention method and system |
-
2018
- 2018-05-08 CN CN201820678622.3U patent/CN208327908U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114736694A (en) * | 2021-03-31 | 2022-07-12 | 山东优肯诺节能科技有限公司 | Coke oven carbon reduction and coke prevention method and system |
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Granted publication date: 20190104 Termination date: 20200508 |