CN105586102B - A kind of high heating value is without sulphur emissions clean fuel - Google Patents

A kind of high heating value is without sulphur emissions clean fuel Download PDF

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Publication number
CN105586102B
CN105586102B CN201610063678.3A CN201610063678A CN105586102B CN 105586102 B CN105586102 B CN 105586102B CN 201610063678 A CN201610063678 A CN 201610063678A CN 105586102 B CN105586102 B CN 105586102B
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additive
calcium
oxide
heating value
coal
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CN105586102A (en
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陈佐会
陈科全
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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
    • 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
    • C10L2200/0209—Group I metals: Li, Na, K, Rb, Cs, Fr, Cu, Ag, Au
    • 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
    • C10L2200/0204—Metals or alloys
    • C10L2200/0236—Group VII metals: Mn, To, Re
    • 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
    • C10L2200/024—Group VIII metals: Fe, Co, Ni, Ru, Rh, Pd, Os, Ir, Pt
    • 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
    • C10L2200/0268—Phosphor 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

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a kind of high heating value without sulphur emissions clean fuel, including burning coal and the additive being blended in burning coal, additive accounts for 2.03 ~ the 2.075 ‰ of burning coal total weight（Weight ratio）；In percentage by weight, additive is made of active calcium oxide, 4 ~ 8% sodium hydroxide, 0.5 ~ 1.2% platinum, 0.8 ~ 1% iron oxide, 5 ~ 10% magnesia, 5 ~ 10% zinc oxide, 7 ~ 9% manganese dioxide, 9 ~ 16% potassium permanganate, 15 ~ 25% activated carbon, 3 ~ 7% calcium hydroxide, 4 ~ 10% prodan, 4 ~ 10% sodium carbonate, 0.8 ~ 1.7% ethylenediamine phosphate salt of 8 ~ 25% calcium carbonate 2 ~ 3%.The fuel value of the present invention is high, and reaches energy-saving and environment-friendly purpose without sulphur emissions after fuel combustion.

Description

A kind of high heating value is without sulphur emissions clean fuel
Technical field
The present invention relates to clean fuels.Especially clean fuel of the high heating value without sulphur emissions.
Background technology
Shown according to related data, at present China there are about 800,000,000 population lives in the combination area of city and country and rural area, if using 8 people as One dissipates burning coal family, has 100,000,000 family residents burning coal altogether.For example, a family resident burns 30 kilograms of coals, generated SO daily2It is 1 Kilogram, then 90 days to a 120 days winter, the SO generated when burning coal2About 120 kg, it is annual to generate when burning coal SO2About 12,000,000 tons are amounted to, this surprising total emission volumn has reached the 50% of industrial enterprise's discharge, becomes the master of haze Want one of arch-criminal.
At present, coal-fired dissipate is burnt, and is discharged including scatter fire of raw coal and medium and small boiler, is had become the main of Jing-jin-ji region atmosphere pollution Source.Future, fire coal dissipate the emphasis for burning and being regarded as prevention and control, are readjusting the energy structure, are optimizing energy occupation mode, are promoting cleaning Coal technology etc. needs to do a little work carefully.
Guangxi Gaocheng Environment Science and Technology Co., Ltd. in 2010.5.21 has applied for one, and application No. is 201010186736.4 Referred to as it is a kind of it is coal-fired in the method for desulphurization denitration and coke cleaning, this method under the premise of existing boiler plant machine technique is not changed, Burning aid coal saving can disposably be haved the function that fire coal, so as to carry out desulphurization and denitration, coke cleaning.
Guangxi Gaocheng Environment Science and Technology Co., Ltd. has applied for an a kind of entitled flue gas desulfurization synergist in 2013.9.17 Patent of invention, by the material composition of following masses percent concentration：Nitrilotriacetic acid 90 ~ 91%, succinic acid 4 ~ 8%, hydroxyl Acetic acid 2 ~ 6%.The flue gas desulfurization synergist of the present invention can improve the acid ability in slurries, improve the rate of dissolution of lime stone, And accelerate SO2Absorption, improve desulfuration efficiency, scale inhibition and good descaling effect, make desulphurization system can it is economical, steadily run.
Invention content
The object of the present invention is to provide a kind of high fever without sulphur emissions clean fuel, fuel value of the invention is high, and fuel Without sulphur emissions after burning, reach energy-saving and environment-friendly purpose.
In order to achieve the above objectives, a kind of high heating value including burning coal and is blended in burning coal without sulphur emissions clean fuel Additive, additive account for burning coal total weight 2.03 ~ 2.075 ‰（Weight ratio）；In percentage by weight, additive by The following raw material forms：
Calcium carbonate 8 ~ 25%
Active calcium oxide 2 ~ 3%
Sodium hydroxide 4 ~ 8%
Platinum 0.5 ~ 1.2%
Iron oxide 0.8 ~ 1%
Magnesia 5 ~ 10%
Zinc oxide 5 ~ 10%
Manganese dioxide 7 ~ 9%
Potassium permanganate 9 ~ 16%
Activated carbon 15 ~ 25%
Calcium hydroxide 3 ~ 7%
Prodan 4 ~ 10%
Sodium carbonate 4 ~ 10%
Ethylenediamine phosphate salt 0.8 ~ 1.7%.
Further, the weight percent of additive is：
Calcium carbonate 8%
Active calcium oxide 3%
Sodium hydroxide 8%
Platinum 0.5%
Iron oxide 0.8%
Magnesia 10%
Zinc oxide 9%
Manganese dioxide 9%
Potassium permanganate 16%
Activated carbon 15%
Calcium hydroxide 7%
Prodan 6%
Sodium carbonate 6%
Ethylenediamine phosphate salt 1.7%.
Further, the weight percent of additive is：
Calcium carbonate 25%
Active calcium oxide 2%
Sodium hydroxide 4%
Platinum 1.2%
Iron oxide 1%
Magnesia 5%
Zinc oxide 10%
Manganese dioxide 7%
Potassium permanganate 9%
Activated carbon 23%
Calcium hydroxide 3%
Prodan 5%
Sodium carbonate 4%
Ethylenediamine phosphate salt 0.8%.
Further, the weight percent of additive is：
Calcium carbonate 13.8%
Active calcium oxide 2.5%
Sodium hydroxide 6%
Platinum 0.8%
Iron oxide 0.9%
Magnesia 7%
Zinc oxide 5%
Manganese dioxide 8%
Potassium permanganate 11%
Activated carbon 25%
Calcium hydroxide 5%
Prodan 4%
Sodium carbonate 10%
Ethylenediamine phosphate salt 1%.
Further, the weight percent of additive is：
Calcium carbonate 18%
Active calcium oxide 2%
Sodium hydroxide 5%
Platinum 1%
Iron oxide 0.8%
Magnesia 8%
Zinc oxide 6.8%
Manganese dioxide 7%
Potassium permanganate 13%
Activated carbon 16%
Calcium hydroxide 6%
Prodan 10%
Sodium carbonate 5%
Ethylenediamine phosphate salt 1.4%.
The present invention will burn coal with add it is mixed according to the above mentioned proportion, burn coal in combustion, due to additive It adds in, is reacted by being catalyzed, activating last oxidation with sulfur dioxide, generate sulfur trioxide, sulfur trioxide is added in agent Adsorbent absorption solidification.The present invention fuel, sulfur-fixing rate more than 99.7%, calorific capacity more than 6000 kilocalories, at top speed Degree is fast, and burn-off rate is up to 99.7%, and the lime-ash after burning is snowy white, noresidue combustible, no SO2Discharge, only micro dust Discharge, can effectively solve the SO generated in ordinary combustion coal combustion process2Wait the emission problem of pernicious gases.
The present invention dominant mechanism be：The activated carbon induction of addition is combustion-supporting, accelerates ignition rate and the burning of burning coal Rate shortens the ignition time of burning.Potassium permanganate, magnesia, zinc oxide, activated carbon generate oxygen at high temperature, burning The sulfur dioxide that coal combustion generates acts on oxygen and in platinum, iron oxide, prodan, the catalysis of ethylenediamine phosphate salt, activation Sulfur trioxide is oxidized under effect, the activity of sulfur trioxide is most strong, by sodium hydroxide, active calcium oxide, calcium hydroxide, carbonic acid The strong adsorbent absorption such as calcium, magnesia, iron oxide, zinc oxide, sodium carbonate, has the function that solid sulphur, main chemical reaction Mechanism is：
2NaOH+SO3→Na2SO4+H2O
CaO+SO3→CaSO4
Ca（OH）2+SO3→CaSO4+H2O
MgO+SO3→MgSO4
FeO+SO3→FeSO4
ZnO+SO3→ZnSO4
Some ingredients in additive decompose, gasify, and generate microexplosion at high temperature, play the role of agitation burning coal, So that burning coal is more loose, oxygen is enable to be evenly distributed in burning coal, along with the effect of activating agent, burning coal is allowed to fire Burning is more abundant, so as to improve calorific value, has haved the function that economize on coal.
Specific embodiment
With reference to specific embodiment, the present invention will be described in further detail.
Embodiment 1.
High heating value is made of without sulphur emissions clean fuel burning coal and the additive being blended in burning coal, according to weight Than, additive accounts for the 2.03 ‰ of burning coal total weight, wherein, according to weight ratio, calcium carbonate, 3% active oxygen of the additive by 8% Change calcium, 8% sodium hydroxide, 0.5% platinum, 0.8% iron oxide, 10% magnesia, 9% zinc oxide, 9% manganese dioxide, 16% potassium permanganate, 15% activated carbon, 7% calcium hydroxide, 6% prodan, 6% sodium carbonate and 1.7% phosphoric acid second Diamine salts form.
Embodiment 2.
High heating value is made of without sulphur emissions clean fuel burning coal and the additive being blended in burning coal, according to weight The 2.075 ‰ of burning coal total weight are accounted for than, additive, wherein, according to weight ratio, calcium carbonate of the additive by 25%, 2% activity Calcium oxide, 4% sodium hydroxide, 1.2% platinum, 1% iron oxide, 5% magnesia, 10% zinc oxide, 7% manganese dioxide, 9% potassium permanganate, 23% activated carbon, 3% calcium hydroxide, 5% prodan, 4% sodium carbonate and 0.8% phosphoric acid second two Amine salt forms.
Embodiment 3.
High heating value is made of without sulphur emissions clean fuel burning coal and the additive being blended in burning coal, according to weight Account for the 2.04 ‰ of burning coal total weight than, additive, wherein, according to weight ratio, additive by 13.8% calcium carbonate, 2.5% Active calcium oxide, 6% sodium hydroxide, 0.8% platinum, 0.9% iron oxide, 7% magnesia, 5% zinc oxide, 8% dioxy Change manganese, 11% potassium permanganate, 25% activated carbon, 5% calcium hydroxide, 4% prodan, 10% sodium carbonate and 1% phosphorus Sour ethylenediamine salt composition.
Embodiment 4.
High heating value is made of without sulphur emissions clean fuel burning coal and the additive being blended in burning coal, according to weight The 2.05 ‰ of burning coal total weight are accounted for than, additive, wherein, according to weight ratio, calcium carbonate of the additive by 18%, 2% activity Calcium oxide, 5% sodium hydroxide, 1% platinum, 0.8% iron oxide, 8% magnesia, 6.8% zinc oxide, 7% manganese dioxide, 13% potassium permanganate, 16% activated carbon, 6% calcium hydroxide, 10% prodan, 5% sodium carbonate and 1.4% phosphoric acid second Diamine salts form.
The present invention will burn coal with add it is mixed according to the above mentioned proportion, burn coal in combustion, due to additive It adds in, is reacted by being catalyzed, activating last oxidation with sulfur dioxide, generate sulfur trioxide, sulfur trioxide is added in agent Adsorbent absorption solidification.The present invention fuel, sulfur-fixing rate more than 99.7%, calorific capacity more than 6000 kilocalories, at top speed Degree is fast, and burn-off rate is up to 99.7%, and the lime-ash after burning is snowy white, noresidue combustible, no SO2Discharge, only micro dust Discharge, can effectively solve the SO generated in ordinary combustion coal combustion process2Wait the emission problem of pernicious gases.
The present invention dominant mechanism be：The activated carbon induction of addition is combustion-supporting, accelerates ignition rate and the burning of burning coal Rate shortens the ignition time of burning.Potassium permanganate, magnesia, zinc oxide, activated carbon generate oxygen at high temperature, burning The sulfur dioxide that coal combustion generates acts on oxygen and in platinum, iron oxide, prodan, the catalysis of ammonium hydroxide, activation Under be oxidized to sulfur trioxide, the activity of sulfur trioxide is most strong, by sodium hydroxide, active calcium oxide, calcium hydroxide, calcium carbonate, oxygen Change the strong adsorbent absorption such as magnesium, iron oxide, zinc oxide, sodium carbonate, have the function that solid sulphur, main chemical reaction mechanism It is：
2NaOH+SO3→Na2SO4+H2O
CaO+SO3→CaSO4
Ca（OH）2+SO3→CaSO4+H2O
MgO+SO3→MgSO4
FeO+SO3→FeSO4
ZnO+SO3→ZnSO4、
In the present invention, platinum and iron oxide are mixed into use, it is fast to the oxidation rate of sulfur dioxide, it is efficient, Sulfur dioxide can be allowed quickly to be oxidized to sulfur trioxide.The activity function that prodan, ethylenediamine phosphate salt combine simultaneously is in original Have and be improved on substance, the activity function of sulfur dioxide is improved.By adding the strong adsorbent of the present invention, three oxygen can be allowed Change sulphur quickly to cure.
Some ingredients in additive decompose, gasify, and generate microexplosion at high temperature, play the role of agitation burning coal, So that burning coal is more loose, oxygen is enable to be evenly distributed in burning coal, along with the effect of activating agent, burning coal is allowed to fire Burning is more abundant, so as to improve calorific value, has haved the function that economize on coal.
It is that inventor's commission on January 15th, 2016 Tianjin Huan Ke detection techniques Co., Ltd test Xingtai City is practical below The related data of user：
Examination criteria（Method）And use instrument
Testing result
Remarks：1st, the instrument detection limit of sulfur dioxide is 15 mg/m3
2nd, the oxygen content of three frequencys is followed successively by 11.17%, 10.3%, 10.88%.
From above detection data it is found that using fuel of the invention, no SO2Discharge, only micro dust emission can have Effect solves the SO generated in ordinary combustion coal combustion process2Wait the emission problem of pernicious gases.

Claims (5)

1. a kind of high heating value is without sulphur emissions clean fuel, including burning coal and the additive being blended in burning coal, additive accounts for 2.03 ~ the 2.075 ‰ of coal total weight of burning；It is characterized in that：In percentage by weight, additive is made of the following raw material：
Calcium carbonate 8 ~ 25%
Active calcium oxide 2 ~ 3%
Sodium hydroxide 4 ~ 8%
Platinum 0.5 ~ 1.2%
Iron oxide 0.8 ~ 1%
Magnesia 5 ~ 10%
Zinc oxide 5 ~ 10%
Manganese dioxide 7 ~ 9%
Potassium permanganate 9 ~ 16%
Activated carbon 15 ~ 25%
Calcium hydroxide 3 ~ 7%
Prodan 4 ~ 10%
Sodium carbonate 4 ~ 10%
Ethylenediamine phosphate salt 0.8 ~ 1.7%.
2. high heating value according to claim 1 is without sulphur emissions clean fuel, it is characterised in that：The weight percent of additive For：
Calcium carbonate 8%
Active calcium oxide 3%
Sodium hydroxide 8%
Platinum 0.5%
Iron oxide 0.8%
Magnesia 10%
Zinc oxide 9%
Manganese dioxide 9%
Potassium permanganate 16%
Activated carbon 15%
Calcium hydroxide 7%
Prodan 6%
Sodium carbonate 6%
Ethylenediamine phosphate salt 1.7%.
3. high heating value according to claim 1 is without sulphur emissions clean fuel, it is characterised in that：The weight percent of additive For：
Calcium carbonate 25%
Active calcium oxide 2%
Sodium hydroxide 4%
Platinum 1.2%
Iron oxide 1%
Magnesia 5%
Zinc oxide 10%
Manganese dioxide 7%
Potassium permanganate 9%
Activated carbon 23%
Calcium hydroxide 3%
Prodan 5%
Sodium carbonate 4%
Ethylenediamine phosphate salt 0.8%.
4. high heating value according to claim 1 is without sulphur emissions clean fuel, it is characterised in that：The weight percent of additive For：
Calcium carbonate 13.8%
Active calcium oxide 2.5%
Sodium hydroxide 6%
Platinum 0.8%
Iron oxide 0.9%
Magnesia 7%
Zinc oxide 5%
Manganese dioxide 8%
Potassium permanganate 11%
Activated carbon 25%
Calcium hydroxide 5%
Prodan 4%
Sodium carbonate 10%
Ethylenediamine phosphate salt 1%.
5. high heating value according to claim 1 is without sulphur emissions clean fuel, it is characterised in that：The weight percent of additive For：
Calcium carbonate 18%
Active calcium oxide 2%
Sodium hydroxide 5%
Platinum 1%
Iron oxide 0.8%
Magnesia 8%
Zinc oxide 6.8%
Manganese dioxide 7%
Potassium permanganate 13%
Activated carbon 16%
Calcium hydroxide 6%
Prodan 10%
Sodium carbonate 5%
Ethylenediamine phosphate salt 1.4%.
CN201610063678.3A 2016-01-30 2016-01-30 A kind of high heating value is without sulphur emissions clean fuel Expired - Fee Related CN105586102B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105903325B (en) * 2016-05-25 2018-10-16 常州市东南热电有限公司 A method of to boiler flue gas desulfurization

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB160083A (en) * 1920-03-16 1921-03-17 James Hope Hislop An improved fuel
GB2444722A (en) * 2006-12-16 2008-06-18 Peter George Morrison Solid fuel
CN103805303A (en) * 2014-02-10 2014-05-21 王立才 Bio-fuel coal briquettes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB160083A (en) * 1920-03-16 1921-03-17 James Hope Hislop An improved fuel
GB2444722A (en) * 2006-12-16 2008-06-18 Peter George Morrison Solid fuel
CN103805303A (en) * 2014-02-10 2014-05-21 王立才 Bio-fuel coal briquettes

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