CN108310935A - A kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method - Google Patents
A kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method Download PDFInfo
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- CN108310935A CN108310935A CN201810367849.0A CN201810367849A CN108310935A CN 108310935 A CN108310935 A CN 108310935A CN 201810367849 A CN201810367849 A CN 201810367849A CN 108310935 A CN108310935 A CN 108310935A
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- magnesia
- magnesium
- flue gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0058—Use of waste energy from other processes or sources, e.g. combustion gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/16—Evaporating by spraying
- B01D1/18—Evaporating by spraying to obtain dry solids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/40—Magnesium sulfates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/402—Alkaline earth metal or magnesium compounds of magnesium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/602—Oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Abstract
The present invention relates to a kind of magnesium oxide method desulfurizing and drying all-in-one machines, including dry fume deduster, spray drying tower, whirlwind powder collector, desulfurization acid tower, magnesia is beaten tank, high-pressure spray pump, magnesia shurry pump, circulation conveying pumps, flame filter press, high-pressure suction fan, magnesium sulfate holding vessel, gas explosion wind turbine and control system, dry fume deduster is interconnected with external air source and spray drying tower, spray drying tower is interconnected by high-pressure spray pump and magnesium sulfate holding vessel, it is interconnected with whirlwind powder collector, whirlwind powder collector is interconnected with desulfurization acid tower, desulfurization acid tower respectively with high pressure air inducing, circulation conveying pumps, gas explosion wind turbine and magnesia shurry pump are interconnected.One aspect of the present invention can effectively improve the flexibility and convenience that equipment uses, and reduce the installation of equipment, construction and operation and maintain cost, on the other hand can effectively show simultaneously tail gas is purified, pre- recuperation of heat and the needs for preparing high-purity sulfuric acid monohydrate magnesium products.
Description
Technical field
The present invention relates to a kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method, belongs to environmental technology field.
Background technology
Country's flue gas desulfurization at present is based on the desulfurization of calcium method or double alkali method desulfurizing, it is known that calcium method desulfurization is easy to block
Pipeline, the product generated after gas explosion are calcium sulfate i.e. gypsum, and the grade of gypsum is poor, no utility value, form solid waste,
And double alkali method desulfurizing, use sodium hydroxide for desulfurizing agent, although solving the problems, such as line clogging, liquid after desulfurization again with stone
The final product or gypsum that ash or calcium hydroxide reaction generate, are equally wastes.Environment protection desulphurization cannot fundamentally be solved
Problem.
Meanwhile magnesium oxide method desulfurization technology is applicable in for both economical for sulfur-containing smoke gas, magnesia FGD can be effective
Ground prevents line clogging, and by-product magnesium sulfite or magnesium sulfate comprehensive utilization value are high, can be used as fertilizer, raw material carries out profit
With, therefore magnesium oxide method desulfurization technology is to push the Desulfurization Technology of recycling economy development.
Therefore it is directed to this present situation, how effectively tail gas clean-up to be administered and is organically combined with magnesium oxide method desulfurization technology,
As the important research direction in the current field.
Invention content
In order to solve some shortcomings on existing sorting technique, the present invention provides a kind of magnesium oxide method desulfurizing and drying all-in-one machine
And construction method.
A kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method comprising following steps：
A kind of magnesium oxide method desulfurizing and drying all-in-one machine, including dry fume deduster, spray drying tower, whirlwind powder collector, desulfurization
Acid tower, magnesia mashing tank, high-pressure spray pump, magnesia shurry pump, circulation conveying pump, flame filter press, high-pressure suction fan, sulphur
Sour magnesium holding vessel, gas explosion wind turbine and control system, dry fume deduster are interconnected with external air source and spray drying tower, spray
On the one hand mist drying tower is interconnected by high-pressure spray pump and magnesium sulfate holding vessel, on the other hand mutually interconnected with whirlwind powder collector
Logical, whirlwind powder collector is interconnected with desulfurization acid tower, on the one hand desulfurization acid tower is connected by high-pressure suction fan and exhaust emissions equipment
It is logical, it is on the other hand interconnected respectively with circulation conveying pump, gas explosion wind turbine and magnesia shurry pump, and desulfurization acid tower and cycle are defeated
It send and constitutes closed loop between pumping, circulation conveying pump, gas explosion wind turbine and magnesia shurry pump are parallel with one another, wherein magnesia material
On the one hand stock pump is connected to magnesia mashing tank, be on the other hand interconnected by flame filter press and magnesium sulfate holding vessel, control
System processed is beaten tank, high pressure spray with dry fume deduster, spray drying tower, whirlwind powder collector, desulfurization acid tower, magnesia respectively
Mist pump, magnesia shurry pump, circulation conveying pump, flame filter press, high-pressure suction fan, magnesium sulfate holding vessel, gas explosion wind turbine are mutual
Electrical connection.
Further, the spray drying tower and whirlwind powder collector are all provided at least one solid residue collecting tank.
Further, the flame filter press at least two, and it is parallel with one another between each flame filter press.
Further, the high-pressure spray pump, magnesia shurry pump, circulation conveying pump, high-pressure suction fan and gas explosion wind
Machine equal at least two, and phase between each high-pressure spray pump, magnesia shurry pump, circulation conveying pump, high-pressure suction fan and gas explosion wind turbine
It is mutually in parallel.
Further, set at least one aeration tube in the desulfurization acid tower, and each aeration tube respectively with gas explosion wind turbine phase
It is intercommunicated.
A kind of application method of magnesium oxide method desulfurizing and drying all-in-one machine, includes the following steps：
Flue gas first by dry fume deduster remove flue gas in dust, and under the action of high-pressure suction fan into
Enter and the flue gas after dedusting is transported in spray drying tower, and is sprayed to spray with high-pressure spray pump in spray drying tower
Magnesium sulfate slurry in mist drying tower is mixed, and sulfuric acid monohydrate is prepared in the drying of magnesium sulfate slurry using flue gas preheating
Magnesium solid particles, then most of sulfuric acid monohydrate magnesium granules be transported in solid residue collecting tank from spray drying tower tower body bottom
It preserves, remaining part sulfuric acid monohydrate magnesium granules are entered with flue gas in whirlwind powder collector, received after whirlwind powder collector together
After collection separation, remaining magnesium sulfate monohydrate powder in flue gas is detached from flue gas and is transported to solid residue collecting tank guarantor
It deposits, the flue gas after separation is then entered into desulfurizing tower, in desulfurizing tower, make the SO2 in flue gas and magnesia material
Slurry occurs chemical reaction and generates magnesium sulfite product, desulfurization tower bottom is fallen into, through Aeration fan to being carried out at magnesium sulfite product
Aeration operation simultaneously generates Adlerika, while achieving the purpose that carry out desulfurization to flue gas, then on the one hand will be after desulfurization
Flue gas is delivered directly to after Multi-stage spiral-plate desulfurization at exhaust emissions equipment, and Adlerika is on the other hand transported to oxygen
Change in magnesium shurry pump and preserves.
Simultaneously, when flue gas is introduced into dry fume deduster, magnesia will be added by magnesia powder by synchronizing
Slurry tank after agitated mashing, is sent into desulfurization acid tower by magnesia shurry pump and is mixed with flue gas, sulphur is on the one hand prepared
On the other hand sour magnesium solution carries out desulfuration operations to flue gas, is then transported to Adlerika by magnesia shurry pump
In magnesium sulfate holding vessel, and the Adlerika in magnesium sulfate holding vessel is directly sprayed by high-pressure spray pump to spray drying
It is mixed and is achieved the purpose that dry with high-temperature flue gas in tower.
Further, the Adlerika that prepared by the desulfurization acid tower leads to before entering in magnesium sulfate holding vessel
It crosses flame filter press and is filtered operation.
One aspect of the present invention device structure is simple, compact in design, and versatility is good, can effectively improve equipment use it is flexible
Property and convenience, reduce equipment installation, build and when operation by site influence, and reduce the installation of equipment, construction and operation dimension
Hold cost, on the other hand can effectively simultaneously show tail gas is purified, pre- recuperation of heat and prepare high-purity magnesium sulfate monohydrate production
The needs of product are improving tail gas clean-up operating efficiency, are improving magnesium sulfate monohydrate production efficiency and quality, reduction to realize
Tail gas clean-up cost and magnesium sulfate monohydrate production cost run overall economic efficiency to achieve the purpose that improve equipment.
Description of the drawings
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments；
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the method for the present invention flow chart.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to specific
Embodiment, the present invention is further explained.
A kind of magnesium oxide method desulfurizing and drying all-in-one machine as described in Figure 1, including dry fume deduster 1, spray drying tower
2, whirlwind powder collector 3, desulfurization acid tower 4, magnesia mashing tank 5, high-pressure spray pump 6, magnesia shurry pump 7, circulation conveying pump 8,
Flame filter press 9, high-pressure suction fan 10, magnesium sulfate holding vessel 11, gas explosion wind turbine 12 and control system, dry fume deduster 1
It is interconnected with external air source and spray drying tower 2,2 one side of spray drying tower is stored by high-pressure spray pump 6 and magnesium sulfate
Tank 11 is interconnected, and is on the other hand interconnected with whirlwind powder collector 3, and whirlwind powder collector 3 is interconnected with desulfurization acid tower 4, takes off
4 one side of sulfuric acid tower is connected to by high-pressure suction fan 10 with exhaust emissions equipment, on the other hand respectively with circulation conveying pump 8, it is quick-fried
Gas wind turbine 12 and magnesia shurry pump 7 are interconnected, and constitute closed loop between desulfurization acid tower 4 and circulation conveying pump 8, follow
Ring delivery pump 8, gas explosion wind turbine 12 and magnesia shurry pump 7 are parallel with one another, and wherein 7 one side of magnesia shurry pump is beaten with magnesia
Starch tank 5 to be connected to, be on the other hand interconnected by flame filter press 9 and magnesium sulfate holding vessel 11, control system respectively with flue gas
Nonaqueous dust cleaner 1, spray drying tower 2, whirlwind powder collector 3, desulfurization acid tower 4, magnesia mashing tank 5, high-pressure spray pump 6, oxidation
Magnesium shurry pump 7, circulation conveying pump 8, flame filter press 9, high-pressure suction fan 10, magnesium sulfate holding vessel 11, gas explosion wind turbine 12 are mutual
Electrical connection.
In the present embodiment, the spray drying tower 2 and whirlwind powder collector 3 are all provided at least one solid residue collecting tank
13。
In the present embodiment, the flame filter press 9 at least two, and it is parallel with one another between each flame filter press 9.
In the present embodiment, the high-pressure spray pump 6, magnesia shurry pump 7, circulation conveying pump 8, high-pressure suction fan 10 and
Gas explosion wind turbine 12 equal at least two, and each high-pressure spray pump 6, magnesia shurry pump 7, circulation conveying pump 8, high-pressure suction fan 10 and
It is parallel with one another between gas explosion wind turbine 12.
In the present embodiment, set at least one aeration tube in the desulfurization acid tower 4, and each aeration tube respectively with gas explosion wind turbine
12 are interconnected.
As shown in Fig. 2, a kind of application method of magnesium oxide method desulfurizing and drying all-in-one machine, includes the following steps：
Flue gas first by dry fume deduster remove flue gas in dust, and under the action of high-pressure suction fan into
Enter and the flue gas after dedusting is transported in spray drying tower, and is sprayed to spray with high-pressure spray pump in spray drying tower
Magnesium sulfate slurry in mist drying tower is mixed, and sulfuric acid monohydrate is prepared in the drying of magnesium sulfate slurry using flue gas preheating
Magnesium solid particles, then most of sulfuric acid monohydrate magnesium granules be transported in solid residue collecting tank from spray drying tower tower body bottom
It preserves, remaining part sulfuric acid monohydrate magnesium granules are entered with flue gas in whirlwind powder collector, received after whirlwind powder collector together
After collection separation, remaining magnesium sulfate monohydrate powder in flue gas is detached from flue gas and is transported to solid residue collecting tank guarantor
It deposits, the flue gas after separation is then entered into desulfurizing tower, in desulfurizing tower, make the SO2 in flue gas and magnesia material
Slurry occurs chemical reaction and generates magnesium sulfite product, desulfurization tower bottom is fallen into, through Aeration fan to being carried out at magnesium sulfite product
Aeration operation simultaneously generates Adlerika, while achieving the purpose that carry out desulfurization to flue gas, then on the one hand will be after desulfurization
Flue gas is delivered directly to after Multi-stage spiral-plate desulfurization at exhaust emissions equipment, and Adlerika is on the other hand transported to oxygen
Change in magnesium shurry pump and preserves.
Simultaneously, when flue gas is introduced into dry fume deduster, magnesia will be added by magnesia powder by synchronizing
Slurry tank after agitated mashing, is sent into desulfurization acid tower by magnesia shurry pump and is mixed with flue gas, sulphur is on the one hand prepared
On the other hand sour magnesium solution carries out desulfuration operations to flue gas, is then transported to Adlerika by magnesia shurry pump
In magnesium sulfate holding vessel, and the Adlerika in magnesium sulfate holding vessel is directly sprayed by high-pressure spray pump to spray drying
It is mixed and is achieved the purpose that dry with high-temperature flue gas in tower.
In the present embodiment, the desulfurization acid tower prepare Adlerika before entering in magnesium sulfate holding vessel,
It is filtered operation by flame filter press.
One aspect of the present invention device structure is simple, compact in design, and versatility is good, can effectively improve equipment use it is flexible
Property and convenience, reduce equipment installation, build and when operation by site influence, and reduce the installation of equipment, construction and operation dimension
Hold cost, on the other hand can effectively simultaneously show tail gas is purified, pre- recuperation of heat and prepare high-purity magnesium sulfate monohydrate production
The needs of product are improving tail gas clean-up operating efficiency, are improving magnesium sulfate monohydrate production efficiency and quality, reduction to realize
Tail gas clean-up cost and magnesium sulfate monohydrate production cost run overall economic efficiency to achieve the purpose that improve equipment.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of magnesium oxide method desulfurizing and drying all-in-one machine, it is characterised in that：The magnesium oxide method desulfurizing and drying all-in-one machine includes
Dry fume deduster, spray drying tower, whirlwind powder collector, desulfurization acid tower, magnesia mashing tank, high-pressure spray pump, magnesia
Shurry pump, circulation conveying pump, flame filter press, high-pressure suction fan, magnesium sulfate holding vessel, gas explosion wind turbine and control system, it is described
Dry fume deduster and external air source and spray drying tower be interconnected, on the one hand the spray drying tower passes through high pressure
Atomizing pump and magnesium sulfate holding vessel are interconnected, and are on the other hand interconnected with whirlwind powder collector, the whirlwind powder collector with
Desulfurization acid tower is interconnected, and on the one hand the desulfurization acid tower is connected to by high-pressure suction fan with exhaust emissions equipment, another party
Face is interconnected with circulation conveying pump, gas explosion wind turbine and magnesia shurry pump respectively, and the desulfurization acid tower and circulation conveying
Closed loop is constituted between pump, circulation conveying pump, gas explosion wind turbine and magnesia shurry pump are parallel with one another, wherein described
On the one hand magnesia shurry pump is connected to magnesia mashing tank, on the other hand mutual by flame filter press and magnesium sulfate holding vessel
Connection, the control system respectively with dry fume deduster, spray drying tower, whirlwind powder collector, desulfurization acid tower, magnesia
Be beaten tank, high-pressure spray pump, magnesia shurry pump, circulation conveying pump, flame filter press, high-pressure suction fan, magnesium sulfate holding vessel,
Gas explosion wind turbine is electrically connected to each other.
2. magnesium oxide method desulfurizing and drying all-in-one machine according to claim 1, it is characterized in that：The spray drying tower and whirlwind
Powder collector is all provided at least one solid residue collecting tank.
3. magnesium oxide method desulfurizing and drying all-in-one machine according to claim 1, it is characterized in that：The flame filter press at least two
It is a and parallel with one another between each flame filter press.
4. magnesium oxide method desulfurizing and drying all-in-one machine according to claim 1, it is characterized in that：The high-pressure spray pump, oxidation
Magnesium shurry pump, circulation conveying pump, high-pressure suction fan and gas explosion wind turbine equal at least two, and each high-pressure spray pump, magnesia slurry
It is parallel with one another between pump, circulation conveying pump, high-pressure suction fan and gas explosion wind turbine.
5. magnesium oxide method desulfurizing and drying all-in-one machine according to claim 1, it is characterized in that：It is set at least in the desulfurization acid tower
One aeration tube, and each aeration tube is interconnected with gas explosion wind turbine respectively.
6. a kind of application method of magnesium oxide method desulfurizing and drying all-in-one machine, it is characterised in that：A kind of magnesium oxide method desulfurization
The application method of dry integrated machine includes the following steps：
Flue gas first by dry fume deduster remove flue gas in dust, and under the action of high-pressure suction fan into
Enter and the flue gas after dedusting is transported in spray drying tower, and is sprayed to spray with high-pressure spray pump in spray drying tower
Magnesium sulfate slurry in mist drying tower is mixed, and sulfuric acid monohydrate is prepared in the drying of magnesium sulfate slurry using flue gas preheating
Magnesium solid particles, then most of sulfuric acid monohydrate magnesium granules be transported in solid residue collecting tank from spray drying tower tower body bottom
It preserves, remaining part sulfuric acid monohydrate magnesium granules are entered with flue gas in whirlwind powder collector, received after whirlwind powder collector together
After collection separation, remaining magnesium sulfate monohydrate powder in flue gas is detached from flue gas and is transported to solid residue collecting tank guarantor
It deposits, the flue gas after separation is then entered into desulfurizing tower, in desulfurizing tower, make the SO2 in flue gas and magnesia material
Slurry occurs chemical reaction and generates magnesium sulfite product, desulfurization tower bottom is fallen into, through Aeration fan to being carried out at magnesium sulfite product
Aeration operation simultaneously generates Adlerika, while achieving the purpose that carry out desulfurization to flue gas, then on the one hand will be after desulfurization
Flue gas is delivered directly to after Multi-stage spiral-plate desulfurization at exhaust emissions equipment, and Adlerika is on the other hand transported to oxygen
Change in magnesium shurry pump and preserves.
7. simultaneously, when flue gas is introduced into dry fume deduster, synchronizing magnesia powder will be added magnesia material
Tank is starched, after agitated mashing, is sent into desulfurization acid tower by magnesia shurry pump and is mixed with flue gas, sulfuric acid is on the one hand prepared
On the other hand magnesium solution carries out desulfuration operations to flue gas, Adlerika is then transported to sulphur by magnesia shurry pump
In sour magnesium holding vessel, and the Adlerika in magnesium sulfate holding vessel is directly sprayed by high-pressure spray pump and arrives spray drying tower
It is interior to be mixed and achieved the purpose that dry with high-temperature flue gas.
8. magnesium oxide method desulfurizing and drying all-in-one machine according to claim 6, it is characterized in that：Sulphur prepared by the desulfurization acid tower
Sour magnesium solution is filtered operation before entering in magnesium sulfate holding vessel, by flame filter press.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810367849.0A CN108310935A (en) | 2018-04-23 | 2018-04-23 | A kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810367849.0A CN108310935A (en) | 2018-04-23 | 2018-04-23 | A kind of magnesium oxide method desulfurizing and drying all-in-one machine and construction method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108889099A (en) * | 2018-08-06 | 2018-11-27 | 山东艾凯恩环保工程有限公司 | A kind of circulation magnesium processes desulfurization of steam source and magnesium sulfate preparation system and method |
| CN109395552A (en) * | 2018-11-16 | 2019-03-01 | 承德信通首承矿业有限责任公司 | A kind of liquid vapour vortex phase transformation integrated desulfurization and byproduct recovery process |
| CN110152488A (en) * | 2019-04-28 | 2019-08-23 | 昆明理工大学 | SO in a kind of dry removal coke oven flue gas2Method |
| CN110590191A (en) * | 2019-09-26 | 2019-12-20 | 辽宁东大粉体工程技术有限公司 | Device for producing magnesium oxide by magnesite flotation concentrate powder and tailings powder |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804293A (en) * | 2010-04-06 | 2010-08-18 | 天津晓沃环保工程有限公司 | Flue gas desulfurization method of heating boiler and device thereof |
| CN105013317A (en) * | 2015-07-03 | 2015-11-04 | 赵亮 | Process flow for recovering high-purity magnesium sulfite by magnesium oxide flue gas desulphurization |
| CN106976896A (en) * | 2017-05-17 | 2017-07-25 | 北京华元昊峰科技有限公司 | A kind of utilization waste sulfuric acid from alkylation produces the method and system of epsom salt |
| CN107149785A (en) * | 2017-04-13 | 2017-09-12 | 新奥环保技术有限公司 | A kind of spray-drying installation |
| CN107162028A (en) * | 2017-05-23 | 2017-09-15 | 常州联慧资源环境科技有限公司 | A kind of preparation method of magnesium sulfate monohydrate |
| CN207153453U (en) * | 2017-08-10 | 2018-03-30 | 合肥宁垣工程技术有限责任公司 | A kind of efficient combination desulfurizing tower |
-
2018
- 2018-04-23 CN CN201810367849.0A patent/CN108310935A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101804293A (en) * | 2010-04-06 | 2010-08-18 | 天津晓沃环保工程有限公司 | Flue gas desulfurization method of heating boiler and device thereof |
| CN105013317A (en) * | 2015-07-03 | 2015-11-04 | 赵亮 | Process flow for recovering high-purity magnesium sulfite by magnesium oxide flue gas desulphurization |
| CN107149785A (en) * | 2017-04-13 | 2017-09-12 | 新奥环保技术有限公司 | A kind of spray-drying installation |
| CN106976896A (en) * | 2017-05-17 | 2017-07-25 | 北京华元昊峰科技有限公司 | A kind of utilization waste sulfuric acid from alkylation produces the method and system of epsom salt |
| CN107162028A (en) * | 2017-05-23 | 2017-09-15 | 常州联慧资源环境科技有限公司 | A kind of preparation method of magnesium sulfate monohydrate |
| CN207153453U (en) * | 2017-08-10 | 2018-03-30 | 合肥宁垣工程技术有限责任公司 | A kind of efficient combination desulfurizing tower |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108889099A (en) * | 2018-08-06 | 2018-11-27 | 山东艾凯恩环保工程有限公司 | A kind of circulation magnesium processes desulfurization of steam source and magnesium sulfate preparation system and method |
| CN109395552A (en) * | 2018-11-16 | 2019-03-01 | 承德信通首承矿业有限责任公司 | A kind of liquid vapour vortex phase transformation integrated desulfurization and byproduct recovery process |
| CN110152488A (en) * | 2019-04-28 | 2019-08-23 | 昆明理工大学 | SO in a kind of dry removal coke oven flue gas2Method |
| CN110590191A (en) * | 2019-09-26 | 2019-12-20 | 辽宁东大粉体工程技术有限公司 | Device for producing magnesium oxide by magnesite flotation concentrate powder and tailings powder |
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