CN105623686A - Preparation method of machine-made wood charcoal - Google Patents
Preparation method of machine-made wood charcoal Download PDFInfo
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- CN105623686A CN105623686A CN201610020836.7A CN201610020836A CN105623686A CN 105623686 A CN105623686 A CN 105623686A CN 201610020836 A CN201610020836 A CN 201610020836A CN 105623686 A CN105623686 A CN 105623686A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/08—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form in the form of briquettes, lumps and the like
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/04—Other carbonising or coking processes; Features of destructive distillation processes in general using charges of special composition
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
- C10B57/10—Drying
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L5/00—Solid fuels
- C10L5/40—Solid fuels essentially based on materials of non-mineral origin
- C10L5/44—Solid fuels essentially based on materials of non-mineral origin on vegetable substances
- C10L5/447—Carbonized vegetable substances, e.g. charcoal, or produced by hydrothermal carbonization of biomass
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/08—Drying or removing water
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/24—Mixing, stirring of fuel components
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/28—Cutting, disintegrating, shredding or grinding
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/30—Pressing, compressing or compacting
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2290/00—Fuel preparation or upgrading, processes or apparatus therefore, comprising specific process steps or apparatus units
- C10L2290/32—Molding or moulds
-
- 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
-
- 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
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The invention discloses a preparation method of machine-made wood charcoal, belonging to the technical field of wood charcoal processing. The preparation process comprises the following steps: raw material selection: selecting corn cobs, sawdust, plant straws, pinecones, nutshells, medicine dregs and an adhesive as main raw materials; raw material treatment: mixing the raw materials, and drying the raw materials at 150-200 DEG C for 3-4 hours; sending the raw materials into an extruding machine, and extruding into coal briquettes in various shapes; and putting the coal briquettes into a kiln, firing for about 2-3 days, taking out, and cooling to obtain the high-temperature machine-made wood charcoal. The traditional Chinese medicine dregs are used as the raw material to produce the machine-made wood charcoal, thereby implementing comprehensive recycling on the traditional Chinese medicine dregs, and reducing the pollution of the traditional Chinese medicine dregs on the environment. The adhesive is a natural adhesive, does not generate harmful substances after being combusted, does not pollute the environment or jeopardize human health, and is very environment-friendly. The detection proves that various indexes of the wood charcoal produced by the method satisfy related national standards.
Description
Technical field:
The preparation method that the present invention relates to charcoal, belongs to Linesless charcoal processing technique field.
Background technology:
Charcoal has another name called machine-made carbon, firewood rod, artificial carbon, regenerated carbon, smokeless clean charcoal, rod carbon feedstock wide material sources, all can be used as raw material production rod charcoal such as rice husk, Pericarppium arachidis hypogaeae, boll hull, corn cob, corn stalk, sorghum rod etc., consider to be worth doing as the best with sawdust, wood shavings, bamboo. Owing to charcoal is smokeless and tasteless and nontoxic, have been widely used for family's heating, baked foods; At industrial circle, can as the raw material of industry, the Viability charcoal of deep processing etc. Because charcoal density is big, calorific value is high, smokeless, tasteless, pollution-free, do not explode, inflammable, be the Green Product generally acknowledged in the world.
Current production process mainly has: dry, molding system is excellent, fire the steps such as carbonization, charcoal extensive market, and restaurant is used as barbecue charcoal, rod charcoal density is more than three times of Linesless charcoal, burning is smokeless, and industrial, charcoal is used for producing carbn disulfide and smelting iron and steel. along with country is more and more higher to the requirement of resource and environmental conservation, how the raw material sources that charcoal produces realize resource comprehensive utilization to greatest extent and utilize the certainty having become technical development, having at present utilizes Chinese medicine slag to produce the production technology of activated carbon, but due to technical sophistication, control difficulty big, it is difficult to industrially practical application, and existing charcoal preparation process typically requires interpolation binding agent, this significantly increases cost prepared by charcoal, in addition, the health to processor and the health of user of adding of binding agent all affects.
Summary of the invention:
For the problems referred to above, the preparation method that the technical problem to be solved in the present invention is to provide charcoal.
The preparation method of the charcoal of the present invention, its concrete preparation process is: step one: raw material comprises corn cob 20-25 part, sawdust 15-25 part, straw 30-45 part, strobile 3-8 part, nut shell 8-10 part, medicinal residues 15-20 part, binding agent 5-10 part.
Step 2: the process of raw material, sends into corn cob, sawdust, straw, strobile, nut shell after pulverizing in pulverizer, obtains mixed-powder, and wherein the particle diameter of mixed-powder is 8-10mm;
Step 3: after medicinal residues raw material first soaking removing sandstone, then dry in the sun utilizes drying plant to dry under 180 DEG C of-220 DEG C of temperature conditions for 1-2 days under sunlight, takes out raw material when the moisture content in raw material is 8-10% and smashes, for medicinal residues crushed material;
Step 4: step 2 is obtained mixed-powder and medicinal residues crushed material that step 3 obtains mixes, after mix homogeneously, add binding agent, then it is stirred for uniformly, finally sending in dehydrator and dry, the temperature of drying is 150-200 DEG C, and drying time period is 3-4h;
Step 5: the raw material dried in step 4 is delivered to extruded charcoal in extruder;
Step 6: fire carbonization process: type charcoal step 5 made is put in stove, the firing time is about 2-3 day, removal cooling, obtains high temperature charcoal.
As preferably, described step 6 is fired carbonization and is divided into heating and heat preservation, initial carbonization, comprehensive carbonization, finally calcines four-stage.
As preferably, in the heating and heat preservation stage in described step 6: kiln temperature is 150 DEG C-180 DEG C, the time is 5-8 hour; Initial carbonization stage: kiln temperature is 200 DEG C-260 DEG C, the time is 5-8 hour; Comprehensive carbonization stage: kiln temperature is 300 DEG C-500 DEG C, the time is 15-18 hour; Final calcination stage: kiln temperature is 600 DEG C-1000 DEG C, 5-10 hour.
As preferably, described binding agent is the mixture of dextrin, starch and clay, and wherein the mass ratio of dextrin, starch and clay is 1:2:4.
As preferably, the type charcoal that in described step 6 five, extruder squeezes out be shaped as strip, square block.
As preferably, described straw comprises the straw of Oryza sativa L., Semen Tritici aestivi, Semen Maydis and Semen sojae atricolor.
As preferably, described nut shell comprises Semen Castaneae shell, Semen Juglandis shell, Pericarppium arachidis hypogaeae and beggar's shell.
Beneficial effects of the present invention: it can overcome the drawback of prior art; preparation method is simple; using Chinese medicine slag as raw material production charcoal; realize the comprehensive reutilization of Chinese medicine slag, reduce the Chinese medicine slag pollution to environment, and binding agent used is natural glue; burning does not produce harmful substance; environmentally safe, does not endanger human health, very environmental protection. The Linesless charcoal that the present invention produces, after testing, indices all meets relative national standards.
Detailed description of the invention:
This detailed description of the invention is by the following technical solutions: step one: raw material comprises corn cob 20-25 part, sawdust 15-25 part, straw 30-45 part, strobile 3-8 part, nut shell 8-10 part, medicinal residues 15-20 part, binding agent 5-10 part.
Step 2: the process of raw material, sends into corn cob, sawdust, straw, strobile, nut shell after pulverizing in pulverizer, obtains mixed-powder, and wherein the particle diameter of mixed-powder is 8-10mm;
Step 3: after medicinal residues raw material first soaking removing sandstone, then dry in the sun utilizes drying plant to dry under 180 DEG C of-220 DEG C of temperature conditions for 1-2 days under sunlight, takes out raw material when the moisture content in raw material is 8-10% and smashes, for medicinal residues crushed material;
Step 4: step 2 is obtained mixed-powder and medicinal residues crushed material that step 3 obtains mixes, after mix homogeneously, add binding agent, then it is stirred for uniformly, finally sending in dehydrator and dry, the temperature of drying is 150-200 DEG C, and drying time period is 3-4h;
Step 5: the raw material dried in step 4 is delivered to extruded charcoal in extruder;
Step 6: fire carbonization process: type charcoal step 5 made is put in stove, the firing time is about 2-3 day, removal cooling, obtains high temperature charcoal.
As preferably, described step 6 is fired carbonization and is divided into heating and heat preservation, initial carbonization, comprehensive carbonization, finally calcines four-stage.
As preferably, in the heating and heat preservation stage in described step 6: kiln temperature is 150 DEG C-180 DEG C, the time is 5-8 hour; Initial carbonization stage: kiln temperature is 200 DEG C-260 DEG C, the time is 5-8 hour; Comprehensive carbonization stage: kiln temperature is 300 DEG C-500 DEG C, the time is 15-18 hour; Final calcination stage: kiln temperature is 600 DEG C-1000 DEG C, 5-10 hour.
As preferably, described binding agent is the mixture of dextrin, starch and clay, and wherein the mass ratio of dextrin, starch and clay is 1:2:4.
As preferably, the type charcoal that in described step 6 five, extruder squeezes out be shaped as strip, square block.
As preferably, described straw comprises the straw of Oryza sativa L., Semen Tritici aestivi, Semen Maydis and Semen sojae atricolor.
As preferably, described nut shell comprises Semen Castaneae shell, Semen Juglandis shell, Pericarppium arachidis hypogaeae and beggar's shell.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described. Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention. Claimed scope is defined by appending claims and equivalent thereof.
Embodiment 1: selecting corn cob 20 parts, 20 parts of sawdust, rice straw 30 parts, strobile 5 parts, nut shell 5 parts, medicinal residues 15 parts, binding agent 5 parts is primary raw material, corn cob, sawdust, rice straw, strobile, Semen Castaneae shell are sent into after pulverizing in pulverizer, obtaining mixed-powder, wherein the particle diameter of mixed-powder is 8mm; After medicinal residues raw material first soaking removing sandstone, under sunlight, then dry in the sun utilizes drying plant to dry under 180 DEG C of conditions for 1 day, is taken out by raw material and smashes, for medicinal residues crushed material when the moisture content in raw material is 8%; Mixed-powder and medicinal residues crushed material being mixed, after mix homogeneously, add the binding agent being made up of dextrin, starch and clay, be then stirred for uniformly, finally send in dehydrator and dry, the temperature of drying is 150 DEG C, and drying time period is 3h; The raw material dried is delivered to and in extruder, is squeezed into variously-shaped type charcoal; Putting in stove by type charcoal, about 2 days firing times, be divided into four-stage, wherein the heating and heat preservation stage in sintering procedure: kiln temperature is 150 DEG C, the time is 5 hours; Initial carbonization stage: kiln temperature is 200 DEG C, the time is 6 hours; Comprehensive carbonization stage: kiln temperature is 300 DEG C, the time is 15 hours; Final calcination stage: kiln temperature is 700 DEG C, 8 hours, removal cooling, obtain high temperature charcoal.
Embodiment 2: step one: the selection of raw material, selecting corn cob 22 parts, 15 parts of sawdust, corn straw 30 parts, strobile 3 parts, Pericarppium arachidis hypogaeae 8 parts, medicinal residues 15 parts, binding agent 7 parts is primary raw material; Corn cob, sawdust, corn straw straw, strobile, Pericarppium arachidis hypogaeae being sent into after pulverizing in pulverizer, obtain mixed-powder, wherein the particle diameter of mixed-powder is 10mm; After medicinal residues raw material first soaking removing sandstone, under sunlight, then dry in the sun utilizes drying plant to dry under 220 DEG C of temperature conditions for 2 days, is taken out by raw material and smashes, for medicinal residues crushed material when the moisture content in raw material is 10%; Mixed-powder and medicinal residues crushed material being mixed, after mix homogeneously, add the binding agent being made up of dextrin, starch and clay, be then stirred for uniformly, finally send in dehydrator and dry, the temperature of drying is 180 DEG C, and drying time period is 3.5h; The raw material dried is delivered to and in extruder, is squeezed into variously-shaped type charcoal; Putting in stove by type charcoal, be divided into four-stage, wherein the heating and heat preservation stage in sintering procedure: kiln temperature is 160 DEG C, the time is 7 hours; Initial carbonization stage: kiln temperature is 230 DEG C, the time is 6 hours; Comprehensive carbonization stage: kiln temperature is 450 DEG C, the time is 18 hours; Final calcination stage: kiln temperature is 800 DEG C, 8 hours, removal cooling, obtain high temperature charcoal.
Claims (7)
1. the preparation method of charcoal, it is characterised in that: its concrete preparation process is: step one: raw material comprises corn cob 20-25 part, sawdust 15-25 part, straw 30-45 part, strobile 3-8 part, nut shell 8-10 part, medicinal residues 15-20 part, binding agent 5-10 part.
Step 2: the process of raw material, sends into corn cob, sawdust, straw, strobile, nut shell after pulverizing in pulverizer, obtains mixed-powder, and wherein the particle diameter of mixed-powder is 8-10mm;
Step 3: after medicinal residues raw material first soaking removing sandstone, then dry in the sun utilizes drying plant to dry under 180 DEG C of-220 DEG C of temperature conditions for 1-2 days under sunlight, takes out raw material when the moisture content in raw material is 8-10% and smashes, for medicinal residues crushed material;
Step 4: step 2 is obtained mixed-powder and medicinal residues crushed material that step 3 obtains mixes, after mix homogeneously, add binding agent, then it is stirred for uniformly, finally sending in dehydrator and dry, the temperature of drying is 150-200 DEG C, and drying time period is 3-4h;
Step 5: the raw material dried in step 4 is delivered to extruded charcoal in extruder;
Step 6: fire carbonization process: type charcoal step 5 made is put in stove, the firing time is 2-3 day, removal cooling, obtains high temperature charcoal.
2. the preparation method of the charcoal described in claim 1, it is characterised in that: described step 6 is fired carbonization and is divided into heating and heat preservation, initial carbonization, comprehensive carbonization, finally calcines four-stage.
3. the preparation method of the charcoal described in claim 2, it is characterised in that: the heating and heat preservation stage in described step 6: kiln temperature is 150 DEG C-180 DEG C, and the time is 5-8 hour; Initial carbonization stage: kiln temperature is 200 DEG C-260 DEG C, the time is 5-8 hour; Comprehensive carbonization stage: kiln temperature is 300 DEG C-500 DEG C, the time is 15-18 hour; Final calcination stage: kiln temperature is 600 DEG C-1000 DEG C, 5-10 hour.
4. the preparation method of the charcoal described in claim 1, it is characterised in that: described binding agent is the mixture of dextrin, starch and clay, and wherein the mass ratio of dextrin, starch and clay is 1:2:4.
5. the preparation method of the charcoal described in claim 1, it is characterised in that: as preferably, the type charcoal that in described step 6 five, extruder squeezes out be shaped as strip, square block.
6. the preparation method of the charcoal described in claim 1, it is characterised in that: as preferably, described straw comprises the straw of Oryza sativa L., Semen Tritici aestivi, Semen Maydis and Semen sojae atricolor.
7. the preparation method of the charcoal described in claim 1, it is characterised in that: as preferably, described nut shell comprises Semen Castaneae shell, Semen Juglandis shell, Pericarppium arachidis hypogaeae and beggar's shell.
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| CN201610020836.7A CN105623686A (en) | 2016-01-13 | 2016-01-13 | Preparation method of machine-made wood charcoal |
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| CN201610020836.7A CN105623686A (en) | 2016-01-13 | 2016-01-13 | Preparation method of machine-made wood charcoal |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590802A (en) * | 2016-12-28 | 2017-04-26 | 东至县森茂炭业有限公司 | Machine-made charcoal prepared from waste straw and preparation method of charcoal |
| CN106675598A (en) * | 2016-12-07 | 2017-05-17 | 广西北海浩邦新能源科技有限公司 | Dry distillation method |
| CN106753672A (en) * | 2016-12-28 | 2017-05-31 | 东至县森茂炭业有限公司 | Charcoal that a kind of utilization corn makes and preparation method thereof |
| CN108795529A (en) * | 2018-06-12 | 2018-11-13 | 阜南县胜天新能源开发有限公司 | A kind of preparation method of not easily broken corn core carbon |
| CN108794200A (en) * | 2018-08-15 | 2018-11-13 | 湖南工业大学 | A kind of odorless charcoal base organic fertilizer and preparation method thereof |
| CN108821917A (en) * | 2018-08-01 | 2018-11-16 | 湖南工业大学 | One kind having retain water and nutrients functional biological charcoal base organic fertilizer and preparation method thereof |
| CN108929160A (en) * | 2018-08-01 | 2018-12-04 | 湖南工业大学 | A kind of microbial-bacterial fertilizer and its method using charcoal recycling excrement preparation |
| CN108976078A (en) * | 2018-08-01 | 2018-12-11 | 湖南工业大学 | The charcoal organic fertilizer and preparation method thereof of cadmium in a kind of adsorbable soil |
| CN109019555A (en) * | 2018-08-01 | 2018-12-18 | 湖南工业大学 | A kind of charcoal and preparation method thereof of sliding cylinder extrusion method preparation |
| CN109082289A (en) * | 2018-08-01 | 2018-12-25 | 湖南工业大学 | A kind of charcoal and preparation method thereof of high temperature heat conductive oil processing |
| CN109111936A (en) * | 2018-08-01 | 2019-01-01 | 湖南工业大学 | A kind of charcoal and preparation method thereof of evaporation processing in situ |
| CN109135781A (en) * | 2018-08-25 | 2019-01-04 | 西盟昌轩炭业有限责任公司 | A kind of preparation method of environment-friendly type charcoal |
| CN109173987A (en) * | 2018-08-01 | 2019-01-11 | 湖南工业大学 | A kind of high absorption property charcoal and preparation method thereof using bamboo fibre preparation |
| CN111944578A (en) * | 2020-08-26 | 2020-11-17 | 湖州民强炭业有限公司 | Preparation method of smokeless machine-made charcoal for barbecue |
| CN111944577A (en) * | 2020-08-25 | 2020-11-17 | 湖州民强炭业有限公司 | Preparation method of low-cost environment-friendly machine-made charcoal |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106675598A (en) * | 2016-12-07 | 2017-05-17 | 广西北海浩邦新能源科技有限公司 | Dry distillation method |
| CN106590802A (en) * | 2016-12-28 | 2017-04-26 | 东至县森茂炭业有限公司 | Machine-made charcoal prepared from waste straw and preparation method of charcoal |
| CN106753672A (en) * | 2016-12-28 | 2017-05-31 | 东至县森茂炭业有限公司 | Charcoal that a kind of utilization corn makes and preparation method thereof |
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Application publication date: 20160601 |