CN105695021A - Crop straw fuel and preparation method thereof - Google Patents
Crop straw fuel and preparation method thereof Download PDFInfo
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- CN105695021A CN105695021A CN201610124634.7A CN201610124634A CN105695021A CN 105695021 A CN105695021 A CN 105695021A CN 201610124634 A CN201610124634 A CN 201610124634A CN 105695021 A CN105695021 A CN 105695021A
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- straw fuel
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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
- C10L5/445—Agricultural waste, e.g. corn crops, grass clippings, nut shells or oil pressing residues
-
- 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
-
- 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
-
- 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
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/10—Treating solid fuels to improve their combustion by using additives
-
- 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
- C10L2200/00—Components of fuel compositions
- C10L2200/02—Inorganic or organic compounds containing atoms other than C, H or O, e.g. organic compounds containing heteroatoms or metal organic complexes
- C10L2200/0204—Metals or alloys
- C10L2200/0213—Group II metals: Be, Mg, Ca, Sr, Ba, Ra, Zn, Cd, Hg
-
- 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
- C10L2200/00—Components of fuel compositions
- C10L2200/02—Inorganic or organic compounds containing atoms other than C, H or O, e.g. organic compounds containing heteroatoms or metal organic complexes
- C10L2200/0254—Oxygen containing compounds
-
- 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
- C10L2200/00—Components of fuel compositions
- C10L2200/02—Inorganic or organic compounds containing atoms other than C, H or O, e.g. organic compounds containing heteroatoms or metal organic complexes
- C10L2200/0272—Silicon containing compounds
-
- 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
- C10L2200/00—Components of fuel compositions
- C10L2200/04—Organic compounds
-
- 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
- C10L2230/00—Function and purpose of a components of a fuel or the composition as a whole
- C10L2230/22—Function and purpose of a components of a fuel or the composition as a whole for improving fuel economy or fuel efficiency
-
- 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 provides crop straw fuel and a preparation method thereof, and belongs to the field of fuel preparation. The problems that environmental pollution is brought due to the fact that a large amount of straw is discarded or burnt in the northern countryside at present, and existing crop straw fuel is inconvenient to store, short in burning time and low in calorific value are solved. The crop straw fuel is prepared from, by weight, 150 parts of crop straw, 10-20 parts of charcoal residues, 6-8 parts of cellulose nitrate, 2-3 parts of lime, 7-9 parts of dry rock flour and 1-2 parts of phenol. The crop straw fuel can replace coal to serve as fuel for winter heating in the northern countryside of China and has the advantages of being environmentally friendly, safe, high in burning utilization rate and calorific value, easy to store and the like. According to the crop straw fuel, the raw material cost is low, and the production cost is significantly reduced. A processing technology of the crop straw fuel is simple and easy to operate.
Description
Technical field
The invention belongs to technical field of fuel preparation, be specifically related to a kind of crop straw fuel and preparation method thereof。
Background technology
The energy that current China uses is mainly the nonrenewable resourceses such as coal, natural gas, oil, and this and do not meet the mainstream development trend of society low-carbon environment-friendly, and wind-power electricity generation, water generating technical difficulty are high, and early investment is big, and maintenance cost height；And northern China rural area is after harvesting grain, a large amount of straws are discarded in field or on-site incineration, not only cause great energy waste, also environment is caused very big pollution, and directly straw is directly burnt as the energy, and not only transport, storage inconvenience, burning time is short, and calorific capacity is very low, the significant wastage that space and the energy all can produce。
Summary of the invention
In order to solve the environmental pollution that current northern country is thrown aside in a large number or crop straw burning brings, and existing crop straw fuel stores the problem inconvenient, burning time is short, calorific capacity is low, and the present invention provides a kind of crop straw fuel and preparation method thereof。
The present invention solves that the technical scheme that technical problem adopts is as follows:
A kind of crop straw fuel of the present invention, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 10～20 parts；
Cellulose nitrate 6～8 parts；
White lime 2～3 parts；
7～9 parts of drystone powder；
1～2 part of phenol。
As preferred embodiment, a kind of crop straw fuel of the present invention, include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 15 parts；
Cellulose nitrate 7 parts；
White lime 2.5 parts；
8 parts of drystone powder；
1.5 parts of phenol。
As preferred embodiment, a kind of crop straw fuel of the present invention, include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 10 parts；
Cellulose nitrate 6 parts；
White lime 2 parts；
7 parts of drystone powder；
1 part of phenol。
As preferred embodiment, a kind of crop straw fuel of the present invention, include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 20 parts；
Cellulose nitrate 8 parts；
White lime 3 parts；
9 parts of drystone powder；
2 parts of phenol。
The preparation method that present invention also offers above-mentioned crop straw fuel, the method comprises the following steps:
Step one, according to above-mentioned parts by weight, 150 parts of agricultural crop straws are cut into 3～5cm segment；
Step 2,10～20 parts of Linesless charcoal slags of addition, 2～3 parts of white limes and 7～9 parts of drystone powder mix homogeneously；
Step 2,6～8 parts of cellulose nitrates of addition and 1～2 part of phenol, react 2～3 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 150～210 DEG C, pressure be 1.8～2.0Kg/cm2When process 7min, obtain crop straw fuel。
As preferred embodiment, in step 3, described temperature is 190 DEG C, and pressure is 1.9Kg/cm2。
The invention has the beneficial effects as follows:
1, the crop straw fuel of the present invention, first agricultural crop straw, Linesless charcoal slag, cellulose nitrate, white lime, drystone powder, phenol mixed-forming are made fuel, the crop straw fuel produced improves more than 40% than the calorific capacity of existing crop straw fuel, is the fuel of a kind of high-quality cleaning。
2, the alternative coal of the crop straw fuel of the present invention is as northern China rural area winter heating fuel, have smokeless, without sulfur, pollution-free environmental protection, use the features such as safe, there is the remarkable advantages such as combustion utilization efficiency height, calorific capacity be high, easily stored simultaneously。
3, the crop straw fuel environmental-protecting performance of the present invention is excellent, reliable in quality, reduces the Burning Straws pollution to atmospheric environment, peasant can be made simultaneously to increase economic benefit, improve peasant economy income level。
4, the crop straw fuel of the present invention can solve the problems such as peasant cooks winter, heating coal price is higher, storage inconvenience。
5, the crop straw fuel of the present invention, the prices of raw materials are cheap, and production cost is greatly lowered。
6, the crop straw fuel processing technique of the present invention is simple, easily operates。
Detailed description of the invention
The invention discloses a kind of crop straw fuel and preparation method thereof, those skilled in the art can use for reference present disclosure, is suitably modified technological parameter and realizes。Special needs to be pointed out is, all similar replacements and change apparent to those skilled in the art, they are considered as including in the present invention。The product of the present invention is described already by preferred embodiment, and product as herein described substantially can be modified or suitably change and combination by related personnel in without departing from present invention, spirit and scope, realizes and applies the technology of the present invention。
Embodiment 1
The crop straw fuel of the present embodiment, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 20 parts；
Cellulose nitrate 8 parts；
White lime 3 parts；
9 parts of drystone powder；
2 parts of phenol。
This crop straw fuel is prepared in accordance with the following methods:
Step one, according to above-mentioned parts by weight, agricultural crop straw is cut into 3cm segment；
Step 2, addition Linesless charcoal slag, white lime and drystone powder mix homogeneously；
Step 2, addition cellulose nitrate and phenol, react 2 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 150 DEG C, pressure be 1.9Kg/cm2When process 7min, obtain crop straw fuel。
Embodiment 2
The crop straw fuel of the present embodiment, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 10 parts；
Cellulose nitrate 6 parts；
White lime 2 parts；
7 parts of drystone powder；
1 part of phenol。
This crop straw fuel is prepared in accordance with the following methods:
Step one, according to above-mentioned parts by weight, agricultural crop straw is cut into 4cm segment；
Step 2, addition Linesless charcoal slag, white lime and drystone powder mix homogeneously；
Step 2, addition cellulose nitrate and phenol, react 3 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 210 DEG C, pressure be 1.5Kg/cm2When process 7min, obtain crop straw fuel。
Embodiment 3
The crop straw fuel of the present embodiment, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 15 parts；
Cellulose nitrate 7 parts；
White lime 2.5 parts；
8 parts of drystone powder；
1.5 parts of phenol。
This crop straw fuel is prepared in accordance with the following methods:
Step one, according to above-mentioned parts by weight, agricultural crop straw is cut into 5cm segment；
Step 2, addition Linesless charcoal slag, white lime and drystone powder mix homogeneously；
Step 2, addition cellulose nitrate and phenol, react 3 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 200 DEG C, pressure be 1.8Kg/cm2When process 7min, obtain crop straw fuel。
Embodiment 4
The crop straw fuel of the present embodiment, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 18 parts；
Cellulose nitrate 6.6 parts；
White lime 2.9 parts；
7.4 parts of drystone powder；
1.8 parts of phenol。
This crop straw fuel is prepared in accordance with the following methods:
Step one, according to above-mentioned parts by weight, agricultural crop straw is cut into 3cm segment；
Step 2, addition Linesless charcoal slag, white lime and drystone powder mix homogeneously；
Step 2, addition cellulose nitrate and phenol, react 2.5 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 180 DEG C, pressure be 1.9Kg/cm2When process 7min, obtain crop straw fuel。
Embodiment 5
The crop straw fuel of the present embodiment, includes following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 13 parts；
Cellulose nitrate 7.5 parts；
White lime 2 parts；
7 parts of drystone powder；
1 part of phenol。
This crop straw fuel is prepared in accordance with the following methods:
Step one, according to above-mentioned parts by weight, agricultural crop straw is cut into 4cm segment；
Step 2, addition Linesless charcoal slag, white lime and drystone powder mix homogeneously；
Step 2, addition cellulose nitrate and phenol, react 3 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 160 DEG C, pressure be 2.0Kg/cm2When process 7min, obtain crop straw fuel。
The above is only the preferred embodiment of the present invention; it should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention; can also making some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention。
Claims (6)
1. a crop straw fuel, it is characterised in that include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 10～20 parts；
Cellulose nitrate 6～8 parts；
White lime 2～3 parts；
7～9 parts of drystone powder；
1～2 part of phenol。
2. a kind of crop straw fuel according to claim 1, it is characterised in that include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 15 parts；
Cellulose nitrate 7 parts；
White lime 2.5 parts；
8 parts of drystone powder；
1.5 parts of phenol。
3. a kind of crop straw fuel according to claim 1, it is characterised in that include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 10 parts；
Cellulose nitrate 6 parts；
White lime 2 parts；
7 parts of drystone powder；
1 part of phenol。
4. a kind of crop straw fuel according to claim 1, it is characterised in that include following components in parts by weight:
Agricultural crop straw 150 parts；
Linesless charcoal slag 20 parts；
Cellulose nitrate 8 parts；
White lime 3 parts；
9 parts of drystone powder；
2 parts of phenol。
5. the method for preparation crop straw fuel described in claim 1-4 any one, it is characterised in that the method comprises the following steps:
Step one, according to above-mentioned parts by weight, 150 parts of agricultural crop straws are cut into 3～5cm segment；
Step 2,10～20 parts of Linesless charcoal slags of addition, 2～3 parts of white limes and 7～9 parts of drystone powder mix homogeneously；
Step 2,6～8 parts of cellulose nitrates of addition and 1～2 part of phenol, react 2～3 hours, it is thus achieved that agricultural crop straw mixture；
Step 3, above-mentioned agricultural crop straw mixture is joined in pressure vessel, temperature be 150～210 DEG C, pressure be 1.8～2.0Kg/cm2When process 7min, obtain crop straw fuel。
6. the preparation method of crop straw fuel according to claim 5, it is characterised in that in step 3, described temperature is 190 DEG C, and pressure is 1.9Kg/cm2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610124634.7A CN105695021A (en) | 2016-03-04 | 2016-03-04 | Crop straw fuel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610124634.7A CN105695021A (en) | 2016-03-04 | 2016-03-04 | Crop straw fuel and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105695021A true CN105695021A (en) | 2016-06-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610124634.7A Pending CN105695021A (en) | 2016-03-04 | 2016-03-04 | Crop straw fuel and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699525A (en) * | 2004-05-19 | 2005-11-23 | 王刚太 | Solid fuel from straw and its processing technology |
| CN101967416A (en) * | 2010-10-26 | 2011-02-09 | 福建农林大学 | Crop straw carbide alcohol-loaded solid fuel and preparation method thereof |
| CN102585960A (en) * | 2012-02-28 | 2012-07-18 | 昆明理工大学 | Preparation method of biomass derivative fuel |
| CN104449934A (en) * | 2014-12-18 | 2015-03-25 | 云南玉加宝人造板有限公司 | Biomass granule fuel and preparation method thereof |
| DE102013018179A1 (en) * | 2013-11-29 | 2015-06-03 | Michael Feldmann | Process and equipment for the production of absolutely greenhouse gas-free fuels |
-
2016
- 2016-03-04 CN CN201610124634.7A patent/CN105695021A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699525A (en) * | 2004-05-19 | 2005-11-23 | 王刚太 | Solid fuel from straw and its processing technology |
| CN101967416A (en) * | 2010-10-26 | 2011-02-09 | 福建农林大学 | Crop straw carbide alcohol-loaded solid fuel and preparation method thereof |
| CN102585960A (en) * | 2012-02-28 | 2012-07-18 | 昆明理工大学 | Preparation method of biomass derivative fuel |
| DE102013018179A1 (en) * | 2013-11-29 | 2015-06-03 | Michael Feldmann | Process and equipment for the production of absolutely greenhouse gas-free fuels |
| CN104449934A (en) * | 2014-12-18 | 2015-03-25 | 云南玉加宝人造板有限公司 | Biomass granule fuel and preparation method thereof |
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Application publication date: 20160622 |
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