coal water slurry coal mill operation steps

Home → coal water slurry coal mill operation steps

coal water slurry coal mill operation steps

Jaw crushers usually do not work independently, but together with cone crushers, impact crushers, sand making machines, vibrating screens, etc., constitute a complete set of sand and gravel processing systems to achieve accurate processing of ore and rock and improve product pertinence , Increase its market value. Common production lines are: stone production line and sand production line.

Stone production line

On the basis of the stone production line, sand making machine equipment for fine crushing and shaping is added, which can realize the simultaneous production of machine-made sand and crushed stone. The entire production line is flexible in construction and diverse in output, which can meet the various processing requirements of customers. , To achieve the purpose of "one line with multiple uses", it is an ideal production line choice for producing highway surface materials, high-speed railway sand and gravel aggregates, hydropower station sand and gravel materials, port terminals and airport runways.

Read More →

Coal mill of the coal water slurry - Manufacturer Of

Coal water slurry coal mill operation steps stefanec Coal water slurry CWS is a type of novel fuel prepared using a physical method to make the liquefaction of coal, and it is a highlyloaded suspension of coal particles in water, which contains about 6070% coal, 3040% water and a 20L23 mill to obtain two coal samples, a coarse . Oline ChatCoal water slurry coal mill operation steps stefanec Coal water slurry CWS is a type of novel fuel prepared using a physical method to make the liquefaction of coal, and it is a highlyloaded suspension of coal particles in water, which contains about 6070% coal, 3040% water and a 20L23 mill to obtain two coal samples, a coarse . Oline Chat

Click

LI Peng-wei, YANG Dong-jie*, LOU Hong-ming, QIU Xue

2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...

Click

Process for producing high-concentration slurry of

High concentrated coal-water slurry is produced by coarsely crushing coal, thereafter pulverizing the coarsely crushed coal, together with water and a slurry dispersant, according to necessity, in a wet-type ball mill, and feeding back one portion of the finely pulverized coal slurry thus obtained into the inlet of the wet-type ball mill.High concentrated coal-water slurry is produced by coarsely crushing coal, thereafter pulverizing the coarsely crushed coal, together with water and a slurry dispersant, according to necessity, in a wet-type ball mill, and feeding back one portion of the finely pulverized coal slurry thus obtained into the inlet of the wet-type ball mill.

Click

COMBUSTION CHARACTERIZATION OF COAL FINES

2020-1-21  STEP 1: Preparation of Coal Water Slurry Fuel Coal water slurry fuel will be prepared by blending the recovered coal fines with water using a slurry preparation system. The slurry preparation system consists of 500 gallons storage tank, two metering pumps and a hp mixer assembly. An attrition mill will be used to ensure that the mean diameter size2020-1-21  STEP 1: Preparation of Coal Water Slurry Fuel Coal water slurry fuel will be prepared by blending the recovered coal fines with water using a slurry preparation system. The slurry preparation system consists of 500 gallons storage tank, two metering pumps and a hp mixer assembly. An attrition mill will be used to ensure that the mean diameter size

Click

Analysis of the Process of Coal Micronization Conducted

2014-11-17  The calori c aluev characterizes coal water fuel in terms of energy (for suspension of 49 75 wt% of coal), it amounts 15.9 26.3 MJ/kg and depends on the amount of water and the type of coal of which the suspension was made [5]. Size distribution of coal in a slurry has a major impact on its rheological properties, and therefore it is a key2014-11-17  The calori c aluev characterizes coal water fuel in terms of energy (for suspension of 49 75 wt% of coal), it amounts 15.9 26.3 MJ/kg and depends on the amount of water and the type of coal of which the suspension was made [5]. Size distribution of coal in a slurry has a major impact on its rheological properties, and therefore it is a key

Click

Experimental Studies of 1 Ton/Day Coal Slurry Feed Type ...

2001-8-5  section, each with a 20cm i.d. For the coal feeding system, coal slurry (58-65%, w./w.) is fed into a high pressure reaction vessel lined with high density alumina castable. The coal is coarsely crush-ed and then wet-ground with slurry water in a two stage vibrating mill to a particle size of less than 200 mesh. The resultant coal slurry2001-8-5  section, each with a 20cm i.d. For the coal feeding system, coal slurry (58-65%, w./w.) is fed into a high pressure reaction vessel lined with high density alumina castable. The coal is coarsely crush-ed and then wet-ground with slurry water in a two stage vibrating mill to a particle size of less than 200 mesh. The resultant coal slurry

Click

Chemical Company’s First Set of Homemade Coal

2020-5-12  On May 6, China Energy’s Chemical Company smoothly completed a trial operation of its first set of homemade high-pressure coal slurry feed pump, marking a successful test run of the device. High-pressure coal slurry feed pump is a core equipment for direct coal 2020-5-12  On May 6, China Energy’s Chemical Company smoothly completed a trial operation of its first set of homemade high-pressure coal slurry feed pump, marking a successful test run of the device. High-pressure coal slurry feed pump is a core equipment for direct coal

Click

易高煤化磨煤操作规程(Operation rules for grinding coal with ...

2017-9-15  易高煤化磨煤操作规程(Operation rules for grinding coal with high coalification).doc,易高煤化磨煤操作规程(Operation rules for grinding coal with high coalification) Operation rules for grinding coal with high coalification Gasification workshop To ...2017-9-15  易高煤化磨煤操作规程(Operation rules for grinding coal with high coalification).doc,易高煤化磨煤操作规程(Operation rules for grinding coal with high coalification) Operation rules for grinding coal with high coalification Gasification workshop To ...

Click

Slurry Rheology - an overview ScienceDirect Topics

Slurry rheology is a function of particle size and its distribution, solids loading, base liquid viscosity, and particle shape; the last particularly at high shear rates. A rather complete set of experimental measurements is reported by Papachristodoulou and Trass (1984) for bituminous coal in four grades of oil, from #2 fuel oil to heavy #6 bunker oil.Slurry rheology is a function of particle size and its distribution, solids loading, base liquid viscosity, and particle shape; the last particularly at high shear rates. A rather complete set of experimental measurements is reported by Papachristodoulou and Trass (1984) for bituminous coal in four grades of oil, from #2 fuel oil to heavy #6 bunker oil.

Click

Method for operating a rod mill to obtain uniform

The amount of water fed to the rod mill 22 is critical to maintaining the viscosity and stability of the product slurry and producing a uniform slurry product 30. With all other variables being held, or attempted to be held, constant, the amount of liquid material or water added is the controlling factor with respect to the uniformity of the ...The amount of water fed to the rod mill 22 is critical to maintaining the viscosity and stability of the product slurry and producing a uniform slurry product 30. With all other variables being held, or attempted to be held, constant, the amount of liquid material or water added is the controlling factor with respect to the uniformity of the ...

Click

LI Peng-wei, YANG Dong-jie*, LOU Hong-ming, QIU Xue

2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...

Click

COMBUSTION CHARACTERIZATION OF COAL FINES

2020-1-21  STEP 1: Preparation of Coal Water Slurry Fuel Coal water slurry fuel will be prepared by blending the recovered coal fines with water using a slurry preparation system. The slurry preparation system consists of 500 gallons storage tank, two metering pumps and a hp mixer assembly. An attrition mill will be used to ensure that the mean diameter size2020-1-21  STEP 1: Preparation of Coal Water Slurry Fuel Coal water slurry fuel will be prepared by blending the recovered coal fines with water using a slurry preparation system. The slurry preparation system consists of 500 gallons storage tank, two metering pumps and a hp mixer assembly. An attrition mill will be used to ensure that the mean diameter size

Click

Demonstration of Upgraded Brown Coal (UBC Process by

2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry

Click

Chemical Company’s First Set of Homemade Coal

2020-5-12  On May 6, China Energy’s Chemical Company smoothly completed a trial operation of its first set of homemade high-pressure coal slurry feed pump, marking a successful test run of the device. High-pressure coal slurry feed pump is a core equipment for direct coal 2020-5-12  On May 6, China Energy’s Chemical Company smoothly completed a trial operation of its first set of homemade high-pressure coal slurry feed pump, marking a successful test run of the device. High-pressure coal slurry feed pump is a core equipment for direct coal

Click

Experimental Studies of 1 Ton/Day Coal Slurry Feed Type ...

2001-8-5  section, each with a 20cm i.d. For the coal feeding system, coal slurry (58-65%, w./w.) is fed into a high pressure reaction vessel lined with high density alumina castable. The coal is coarsely crush-ed and then wet-ground with slurry water in a two stage vibrating mill to a particle size of less than 200 mesh. The resultant coal slurry2001-8-5  section, each with a 20cm i.d. For the coal feeding system, coal slurry (58-65%, w./w.) is fed into a high pressure reaction vessel lined with high density alumina castable. The coal is coarsely crush-ed and then wet-ground with slurry water in a two stage vibrating mill to a particle size of less than 200 mesh. The resultant coal slurry

Click

Process for production of coal-water mixture - Central ...

1990-3-5  A process for the production of a coal-water mixture, which comprises dry-pulverizing coal under supply of hot air to form pulverized coal in which the proportion of particles having a particle size smaller than 200 μm is at least 90%, in which the proportion of particles having a particle size smaller than 10 μm is 10 to 60%, and making the pulverized coal and the hot air sucked in a mixed ...1990-3-5  A process for the production of a coal-water mixture, which comprises dry-pulverizing coal under supply of hot air to form pulverized coal in which the proportion of particles having a particle size smaller than 200 μm is at least 90%, in which the proportion of particles having a particle size smaller than 10 μm is 10 to 60%, and making the pulverized coal and the hot air sucked in a mixed ...

Click

A Comparison of Coal Beneficiation Methods

2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was

Click

The operation control and application of CFB boiler

2019-4-1  2.2. Combustion in the CFB furnace. In the CFB boiler, the raw coal are dried and pressed to particles with the diameter in a very wide range of 1 ∼ 10 mm and the coal slurry is stirred with water in a hopper to make it convenient for pumping. The coal particles enter the furnace from the coal inlet, and the coal slurry is sent by the slurry spray gun.2019-4-1  2.2. Combustion in the CFB furnace. In the CFB boiler, the raw coal are dried and pressed to particles with the diameter in a very wide range of 1 ∼ 10 mm and the coal slurry is stirred with water in a hopper to make it convenient for pumping. The coal particles enter the furnace from the coal inlet, and the coal slurry is sent by the slurry spray gun.

Click

COAL FLOTATION - 911 Metallurgist

2017-5-23  The standard practice on coal in England has been to use cell-to-cell “Sub-A” Flotation Machines of the double overflow type. Several hundred of the large No. 30 cells (100 cu. ft./cell) are in use. Super-charging is not generally used. Flotation is carried 2017-5-23  The standard practice on coal in England has been to use cell-to-cell “Sub-A” Flotation Machines of the double overflow type. Several hundred of the large No. 30 cells (100 cu. ft./cell) are in use. Super-charging is not generally used. Flotation is carried

Click

LI Peng-wei, YANG Dong-jie*, LOU Hong-ming, QIU Xue

2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...2014-5-14  Coal water slurry (CWS) is a type of novel fuel prepared ... φ20×L23 mill to obtain two coal samples, a coarse coal and a fine coal. The coarse coal was the one comminuted for 40 ... steps, with a total of 80 min. First, second and last step were performed for 10, 20 and 60 min with 2, 5, and 10 min ...

Click

Demonstration of Upgraded Brown Coal (UBC Process by

2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry

Click

Coal slurry system - Patent 0200879

2021-5-10  [0003] The foregoing and other problems have consequently resulted in a number of proposals for transporting coal in an liquid slurry pumped through a pipeline. A number of coal-water slurry pipelines have been built and commercially exploited in the United States with the longest pipeline of this type being in excess of 270 miles in length.2021-5-10  [0003] The foregoing and other problems have consequently resulted in a number of proposals for transporting coal in an liquid slurry pumped through a pipeline. A number of coal-water slurry pipelines have been built and commercially exploited in the United States with the longest pipeline of this type being in excess of 270 miles in length.

Click

Classifier mills for coal grinding and drying (Book ...

1995-12-31  The U.S. Department of Energy's Office of Scientific and Technical Information1995-12-31  The U.S. Department of Energy's Office of Scientific and Technical Information

Click

A Comparison of Coal Beneficiation Methods

2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was

Click

Expert systems and coal quality in power generation

2019-12-11  coal properties is the presence of the mineral matter and other impurities, alongside the reactivity of the coal which is broadly associated with its rank. Over the last few decades, many steps have been taken to reduce the emissions associated with coal-fired power generation with substantial reductions in those of particulate matter, SO 2and ...2019-12-11  coal properties is the presence of the mineral matter and other impurities, alongside the reactivity of the coal which is broadly associated with its rank. Over the last few decades, many steps have been taken to reduce the emissions associated with coal-fired power generation with substantial reductions in those of particulate matter, SO 2and ...

Click

COAL FLOTATION - 911 Metallurgist

2017-5-23  The standard practice on coal in England has been to use cell-to-cell “Sub-A” Flotation Machines of the double overflow type. Several hundred of the large No. 30 cells (100 cu. ft./cell) are in use. Super-charging is not generally used. Flotation is carried 2017-5-23  The standard practice on coal in England has been to use cell-to-cell “Sub-A” Flotation Machines of the double overflow type. Several hundred of the large No. 30 cells (100 cu. ft./cell) are in use. Super-charging is not generally used. Flotation is carried

Click

Coal Preparation Plant Coal Preparation Process

Clean Coal Dewatering: The 13-0.5mm clean coal in pit is first dewated by bucket elevator, secondly dewated by centrifuge machine, and then transported to the clean coal storage yard by belt conveyor as the final product together with the clean coal on the screen. Flotation: The overflow from the pit enters the flotation feed pool and is pumped to the pulp preprocessor through the slurry pump.Clean Coal Dewatering: The 13-0.5mm clean coal in pit is first dewated by bucket elevator, secondly dewated by centrifuge machine, and then transported to the clean coal storage yard by belt conveyor as the final product together with the clean coal on the screen. Flotation: The overflow from the pit enters the flotation feed pool and is pumped to the pulp preprocessor through the slurry pump.

Click

Coal Desulfurization with Sodium Hypochlorite

2005-1-7  Wet desulfurization of Pittsburgh No. 8 coal and Illinois No. 6 coal were conducted with sodium hypochlorite in the laboratory. Pittsburgh No. 8 coal was leached by hypochlorite at high pHs in one step only. The hypochlorite concentration varied from 0.2 M to 0.6 M, the sodium hydroxide (NaOH) concentration was 0.2−0.8 M, and temperature was 80 and 90 °C. The desulfurization of Illinois No ...2005-1-7  Wet desulfurization of Pittsburgh No. 8 coal and Illinois No. 6 coal were conducted with sodium hypochlorite in the laboratory. Pittsburgh No. 8 coal was leached by hypochlorite at high pHs in one step only. The hypochlorite concentration varied from 0.2 M to 0.6 M, the sodium hydroxide (NaOH) concentration was 0.2−0.8 M, and temperature was 80 and 90 °C. The desulfurization of Illinois No ...

Click

coal water slurry mills - idco.co.za

Coal Mill Of The Coal Water Slurry Coal micronization studies in vibrating mill in terms of coal water slurry mar 1 2017 coal water slurry cws is a specific form of solid fuel of finely particulated grinded coal and water depending on the direction of its use get price Coal Mill Of The Coal Water Slurry Coal Processing System Machine For Sale.Coal Mill Of The Coal Water Slurry Coal micronization studies in vibrating mill in terms of coal water slurry mar 1 2017 coal water slurry cws is a specific form of solid fuel of finely particulated grinded coal and water depending on the direction of its use get price Coal Mill Of The Coal Water Slurry Coal Processing System Machine For Sale.

Click

Demonstration of Upgraded Brown Coal (UBC Process by

2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry2011-1-6  steps: coal crushing, slurry dewatering, solid/liquid separation, oil recovery, and briquetting. ... and crushing the raw coal to 5 mm or smaller using a grinding mill. 2) Slurry dewatering This step includes mixing the crushed coal with light oil containing a heavy oil, such as ... slurry re-circulating operation, exploiting slurry

Click

Coal slurry system - Patent 0200879

2021-5-10  [0003] The foregoing and other problems have consequently resulted in a number of proposals for transporting coal in an liquid slurry pumped through a pipeline. A number of coal-water slurry pipelines have been built and commercially exploited in the United States with the longest pipeline of this type being in excess of 270 miles in length.2021-5-10  [0003] The foregoing and other problems have consequently resulted in a number of proposals for transporting coal in an liquid slurry pumped through a pipeline. A number of coal-water slurry pipelines have been built and commercially exploited in the United States with the longest pipeline of this type being in excess of 270 miles in length.

Click

1.2. Coal Biomass - Commercial Technologies for

2021-6-18  Coal slurry is prepared by wet grinding the coal in a rod mill. Coal is delivered by conveyor into the rod mill feed hopper. The coal has to be ground to the right particle size and size distribution in order to form a stable coal/water slurry at optimum slurry solids concentration, which is typically about 60 to 65% by weight.2021-6-18  Coal slurry is prepared by wet grinding the coal in a rod mill. Coal is delivered by conveyor into the rod mill feed hopper. The coal has to be ground to the right particle size and size distribution in order to form a stable coal/water slurry at optimum slurry solids concentration, which is typically about 60 to 65% by weight.

Click

Coal Preparation Plant Coal Preparation Process

Clean Coal Dewatering: The 13-0.5mm clean coal in pit is first dewated by bucket elevator, secondly dewated by centrifuge machine, and then transported to the clean coal storage yard by belt conveyor as the final product together with the clean coal on the screen. Flotation: The overflow from the pit enters the flotation feed pool and is pumped to the pulp preprocessor through the slurry pump.Clean Coal Dewatering: The 13-0.5mm clean coal in pit is first dewated by bucket elevator, secondly dewated by centrifuge machine, and then transported to the clean coal storage yard by belt conveyor as the final product together with the clean coal on the screen. Flotation: The overflow from the pit enters the flotation feed pool and is pumped to the pulp preprocessor through the slurry pump.

Click

Expert systems and coal quality in power generation

2019-12-11  coal properties is the presence of the mineral matter and other impurities, alongside the reactivity of the coal which is broadly associated with its rank. Over the last few decades, many steps have been taken to reduce the emissions associated with coal-fired power generation with substantial reductions in those of particulate matter, SO 2and ...2019-12-11  coal properties is the presence of the mineral matter and other impurities, alongside the reactivity of the coal which is broadly associated with its rank. Over the last few decades, many steps have been taken to reduce the emissions associated with coal-fired power generation with substantial reductions in those of particulate matter, SO 2and ...

Click

A Comparison of Coal Beneficiation Methods

2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was2020-2-5  mesh size in a ceramic jar mill. For this operation 200 g coal, 1000 g water, and 1900 g flint pebbles were placed in a 5.7-L jar mill, and the mill was then run for 20 hr. Chemical Comminution. For this operation 500 g lump coal (4 cm χ 0) were placed in a 2000-ml Erlenmeyer flask which was

Click

Slurry Pump Basic - 911 Metallurgist

2016-1-10  Published by Metso Minerals (Sweden) AB S-733 25 Sala, Sweden Telephone +46 224 570 00 Telefax +46 224 169 502016-1-10  Published by Metso Minerals (Sweden) AB S-733 25 Sala, Sweden Telephone +46 224 570 00 Telefax +46 224 169 50

Click

Slurry Pump Basic - famcocorp

2020-4-26  Published by Metso Minerals (Sweden) AB S-733 25 Sala, Sweden Telephone +46 224 570 00 Telefax +46 224 169 502020-4-26  Published by Metso Minerals (Sweden) AB S-733 25 Sala, Sweden Telephone +46 224 570 00 Telefax +46 224 169 50

Click

Coal Desulfurization with Sodium Hypochlorite

2005-1-7  Wet desulfurization of Pittsburgh No. 8 coal and Illinois No. 6 coal were conducted with sodium hypochlorite in the laboratory. Pittsburgh No. 8 coal was leached by hypochlorite at high pHs in one step only. The hypochlorite concentration varied from 0.2 M to 0.6 M, the sodium hydroxide (NaOH) concentration was 0.2−0.8 M, and temperature was 80 and 90 °C. The desulfurization of Illinois No ...2005-1-7  Wet desulfurization of Pittsburgh No. 8 coal and Illinois No. 6 coal were conducted with sodium hypochlorite in the laboratory. Pittsburgh No. 8 coal was leached by hypochlorite at high pHs in one step only. The hypochlorite concentration varied from 0.2 M to 0.6 M, the sodium hydroxide (NaOH) concentration was 0.2−0.8 M, and temperature was 80 and 90 °C. The desulfurization of Illinois No ...

Click