CN100566797C - Coal fume dedusting and purifying device - Google Patents
Coal fume dedusting and purifying device Download PDFInfo
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- CN100566797C CN100566797C CNB2008100248444A CN200810024844A CN100566797C CN 100566797 C CN100566797 C CN 100566797C CN B2008100248444 A CNB2008100248444 A CN B2008100248444A CN 200810024844 A CN200810024844 A CN 200810024844A CN 100566797 C CN100566797 C CN 100566797C
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Abstract
The present invention relates to a kind of coal-fired flue-gas dust-removing, purifier, it has the first class purification device to link to each other with second cleaner, second cleaner links to each other with three grade purifiers, three grade purifiers link to each other with the level Four clarifier, the cooling water tank of first class purification device links to each other with the first class purification pond, water atomization shower nozzle in the first class purification device links to each other with the high-pressure hydraulic pump outlet pipe, high-pressure hydraulic pump water inlet pipe water inlet is arranged in three grades of clarifier-tanks, secondary links to each other with cooling water pipe passage in three grade purifiers, second cleaner cooling-water duct water inlet links to each other with the high-pressure hydraulic pump delivery port, the outlet of three grade purifier cooling water pipes is connected with water atomization shower nozzle water-supply-pipe in the level Four clarifier, there is conical hopper to be connected at the end of level Four clarifier, is connected with smoke exhaust pipe and induced-draught fan on the wall with return duct.Major advantage: simple in structure, small investment, operating cost are low, and water can be recycled, the purifying rate height.
Description
Technical field:
The present invention relates to dedusting, the purifier of a kind of environmental protection equipment, particularly a kind of coal-fired flue-gas.
Background technology:
Global warming, broken ring of ozone layer and acid rain are three big problems of whole world existence at present, wherein the formation of acid rain mainly is atmosphere sulphur oxide (SO
2(SO
3) and nitrogen oxide (NO and NO
2) the more and more institutes of amount cause, China is coal-fired big country, the flue gas that fire coal is produced purifies, reducing flue gas sulphur oxide, nitrogen oxide and flue dust is a very urgent and important task to the pollution of atmosphere.The desulphurization denitration technology is many both at home and abroad, but that can commercially use is few, as desulfur technology, all adopt lime stone---gypsum wet flue gas desulfurizing technology more than 90%, the U.S. is 92%, and France is 90%, Japan is more than 95%, but this technology is complicated, and equipment investment is bigger, and operating cost is also higher.
Summary of the invention:
The objective of the invention is: a kind of coal fume dedusting and purifying device is provided, and this apparatus structure is simpler, and equipment investment is less, and operating cost is lower, and dedusting, clean-up effect are better.
Technical scheme of the present invention is: coal fume dedusting and purifying device, it is characterized in that: have one by cooling water tank, be bearing in flue and the water atomization shower nozzle of cooling water tank top and the first class purification device that connected high-pressure hydraulic pump constitutes in the cooling water tank water, the exhanst gas outlet of first class purification device is connected with the gas approach of second cleaner, the exhanst gas outlet of second cleaner is connected with the gas approach of three grade purifiers, the exhanst gas outlet of three grade purifiers is connected with the top box chamber gas approach of level Four clarifier, the water inlet of high-pressure hydraulic pump water inlet pipe is arranged in three grades of purification water pools, the overflow pipe of cooling water tank is connected with return duct with outlet pipe, the return duct outlet is positioned on the first class purification pond, second cleaner has housing, be bearing in the magnetic cylinder in the housing, cooling-water duct, there is the radiation bar magnet at magnetic cylinder center, there is inner conduit to link to each other in the bar magnet with the outer cooling-water duct of magnetic cylinder, the water inlet of cooling-water duct is connected with the high-pressure hydraulic pump outlet pipe, the water inlet of high-pressure hydraulic pump water inlet pipe is arranged in three grades of purification water pools, second cleaner cooling-water duct delivery port is connected with pipe in the three grade purifier radiation bar magnets, the pipe other end is connected with the water-supply-pipe of water atomization shower nozzle in the level Four clarifier in the radiation bar magnet, three grade purifiers have housing, be fixed on the radiation bar magnet in the housing, the level Four clarifier has casing, to be divided in the casing, the dividing plate of cavity of resorption, the air-flow guide pipe that is connected respectively with dividing plate, eliminator plate, gas-flow deflector, the water atomization shower nozzle is positioned at the air-flow guide pipe that is connected with dividing plate, have on the dividing plate and be complementary with air-flow guide pipe upper end bore and hole one to one, fixedly connected with dividing plate in the upper end of eliminator plate, the gas-flow deflector top is connected with dividing plate, dual-side is connected with the two side of casing respectively, make between the wall of gas-flow deflector and casing and form the exhaust passage, with the conical hopper that is connected at the bottom of the casing and exhaust duct that is connected with box body wall and induced-draught fan, the conical hopper outlet is connected with return duct.
Magnetic cylinder in the second cleaner has interior pipe, outer tube, be clipped in permanent magnet between inner and outer pipe and the enameled wire loop on the permanent magnet, there is cooling-water duct in the outer tube outside, between cooling-water duct and outer tube magnetic gap is arranged, filler and envelope magnetic lid are arranged, magnetic cylinder center field intensity 〉=1350 Gausses between the end, inner and outer pipe two ends respectively.
The radiation bar magnet at second cleaner magnetic cylinder center has stainless steel outer tube, inner conduit, be clipped in permanent magnet between outer tube and inner conduit and the enameled wire loop on the permanent magnet, filler and envelope magnetic lid are arranged, radiation field intensity 〉=1500 Gausses, magnetic journey 〉=500mm between outer tube two ends and the inner conduit respectively.
Radiation bar magnet in three grade purifiers has stainless steel outer tube, interior pipe, be clipped in permanent magnet between stainless steel outer tube and interior pipe and the enameled wire loop on the permanent magnet, filler and envelope magnetic lid are arranged respectively between stainless steel outer tube two ends and the interior pipe, magnetic journey 〉=500mm, radiation field intensity 〉=3500 Gausses, there is the connection external screw thread at interior pipe two ends.
Be connected to water magnetization apparatus on the water-supply-pipe of the water atomization shower nozzle in the first class purification device, water magnetization apparatus has outer tube, yoke, interior pipe, between the yoke outer peripheral face in permanent magnet in being clipped between pipe and yoke and the enameled wire loop on the permanent magnet, outer tube wall and outer tube magnetic gap is arranged, inserts and envelope magnetic lid are arranged respectively between outer tube two ends and interior pipe, center field intensity 〉=1350 Gausses, magnetic journey 〉=260mm.
Be connected to water magnetization apparatus on the water-supply-pipe of cooling-water duct in the second cleaner, water magnetization apparatus has outer tube, yoke, interior pipe accompanies permanent magnet between yoke and interior pipe, on permanent magnet and the yoke enameled wire loop is arranged, between outer tube wall and yoke outer peripheral face magnetic gap is arranged, filler and envelope magnetic lid are arranged, center field intensity 〉=1500 Gausses between outer tube two ends and interior pipe respectively, magnetic journey 〉=450mm, inner tubal wall field intensity 〉=3000 Gausses.
The lower end, exhaust passage that forms between the wall of gas-flow deflector and casing is provided with exhaust screen.
There is in the level Four clarifier control valve to link to each other with alarm is corresponding one by one on the water-supply-pipe of water atomization shower nozzle with display lamp on the display board.
Major advantage of the present invention: this device carries out the continuous purification of level Four different modes by magnetization, magnetized drinking water atomization technique to flue gas, harmful substance and micronic dust in the coal-fired flue-gas are effectively purified, purifying rate reaches 80%-95%, relatively simple for structure, equipment investment is less, and operating cost is lower, safety, non-secondary pollution, the operation water can be recycled.
Description of drawings:
Fig. 1: coal fume dedusting and purifying device configuration diagram;
The A-A cutaway view of Fig. 2: Fig. 1 amplifies;
Fig. 3: the axial cutaway view Amplified image of second cleaner among Fig. 1;
The B-B cutaway view of Fig. 4: Fig. 3:
Fig. 5: the axial cutaway view Amplified image of radiation bar magnet in three grade purifiers:
The C-C cutaway view of Fig. 6: Fig. 5;
Fig. 7: the axial cutaway view Amplified image of water magnetization apparatus that connects on the first class purification device water atomization shower nozzle water-supply-pipe;
The D-D cutaway view of Fig. 8: Fig. 7;
Fig. 9: the axial cutaway view Amplified image of water magnetization apparatus that connects on the second cleaner cooling-water duct water-supply-pipe;
The E-E cutaway view of Figure 10: Fig. 9;
The present invention is further described below in conjunction with drawings and Examples:
Embodiment 1:
The coal fume dedusting and purifying device (see figure 1), there is one by cooling water tank 2, be bearing in the flue 5 in the cooling water tank water, the first class purification device that the water atomization shower nozzle 10 of cooling water tank top and connected high-pressure hydraulic pump 42 constitute, overflow pipe 9 and outlet pipe 6 are arranged on the cooling water tank 2, discharging valve 4 is housed on the outlet pipe 6, overflow pipe is connected with return duct 1 respectively with outlet pipe, the outlet of return duct is positioned on the first class purification pond 49, flue 5 is L shaped, the one end is positioned at outside the cooling water tank, as coal-fired flue-gas import 5-1, the other end is positioned at cooling water tank water surface top, the umbrella hat 7 that covers this port top is connected with connecting rod with this end, leave the up gap of flue gas between umbrella hat and the port, the effect of umbrella hat is that prevent from the to atomize globule and other materials enter flue, the water-supply-pipe 11 of water atomization shower nozzle 10 is connected with the outlet pipe 27 of high-pressure hydraulic pump 42, the water inlet of the water inlet pipe 44 of high-pressure hydraulic pump 42 is arranged in three grades of purification water pools 47, the smoke deflector 8 that is connected with box body wall is housed in the cooling water tank, the smoke deflector lower end is in water, flue gas kuppe 13 lower ends are connected with smoke deflector 8, the upper end is connected with second cleaner housing 15, simultaneously, the cooling water tank top is connected with housing 15, the common first class purification device exhanst gas outlet that forms is connected with bearing support 3 at the bottom of the cooling water tank, and 48 is the secondary purification pond." → " is flue gas flow direction among Fig. 1.
The gas approach of second cleaner is housing 15 left ends, right-hand member is an exhanst gas outlet, exhanst gas outlet is connected (see figure 1) by flange 55 (see figure 3)s with the housing 12 of three grade purifiers, be supported with the magnetic cylinder with support 54 in the housing 15, the radiation bar magnet, there is inner conduit 62 to link to each other in the bar magnet and (sees Fig. 3 with the outer cooling-water duct 23 of magnetic cylinder, Fig. 4), the water inlet of cooling-water duct 23 is connected with water-supply-pipe 21, the water-supply-pipe other end is connected (see figure 1) with the outlet pipe 28 of high-pressure hydraulic pump 41, the water inlet of the water inlet pipe 43 of high-pressure hydraulic pump 41 is arranged in three grades of purification water pools 47, the delivery port 56 of cooling-water duct 23 is connected (see figure 5) with the interior pipe 65 of the radiation bar magnet in three grade purifiers, the pipe other end is connected with the water-supply-pipe 29 of water atomization shower nozzle 31 in the level Four clarifier with water-supply-pipe 24 in the radiation bar magnet, the sealing of water-supply-pipe 24 ends.
The radiation bar magnet at second cleaner magnetic cylinder center has stainless steel outer tube 64 (seeing Fig. 3, Fig. 4) inner conduit 62, be clipped in the permanent magnet 18 of 62 of outer tube 64 and inner conduits and the enameled wire loop 19 on the permanent magnet, epoxy resin filler 53 and envelope magnetic lid 63 are arranged respectively between outer tube two ends and the inner conduit.Radiation field intensity 〉=1500 Gausses, magnetic journey 〉=500mm, the S among Fig. 3, Fig. 4, N be the utmost point placed of permanent magnet to.
Three grades of magnetizers have housing 12 and the interior radiation bar magnet (seeing Fig. 1, Fig. 5, Fig. 6) of housing, the radiation bar magnet has stainless steel outer tube 68, interior pipe 65, be clipped in permanent magnet 25 between outer tube and interior pipe and the enameled wire loop 26 on the permanent magnet, epoxy resin filler 67 and envelope magnetic lid 66 are arranged respectively between outer tube 68 two ends and the interior pipe, interior pipe 65 two ends have to connect uses external screw thread, magnetic journey 〉=500mm, radiation field intensity 〉=3500 Gausses.
The level Four clarifier has casing 33, there is the dividing plate 39 that is connected with box body wall that casing is divided into top box chamber 51 and nowel chamber 52 in the casing, the water-supply-pipe 29 of water atomization shower nozzle 31 is connected with water-supply-pipe 24 through the top box chamber 51 of casing 33, water atomization shower nozzle 31 is positioned at the conical flow guide pipe 32 and 50 that is connected with dividing plate 39, air- flow guide pipe 32 and 50 number what by the caliber decision of throughput and guide pipe, have on the dividing plate 39 and be complementary with conical flow guide pipe 32 and 50 upper end bores and hole one to one, eliminator plate 34, fixedly connected with dividing plate 39 respectively in 35 upper end, box bottom 45 belows are connected with conical hopper 46, have on the base plate 45 and conical hopper 46 upper end bores coupling and hole one to one, the flat lower port of conical hopper 46 links to each other with return duct 1, gas-flow deflector 37 tops are connected with dividing plate 39, dual-side is connected with the two side of casing 33 respectively, make between the wall of gas-flow deflector 37 and casing 33 and form the exhaust passage, the lower end of this exhaust passage is provided with exhaust screen 36, and blast pipe 38 and induced-draught fan 40 are housed on the box body wall in exit, exhaust passage.
Embodiment 2:
With the difference of embodiment 1 be: the water-supply-pipe 11 of the water atomization shower nozzle 10 in the first class purification device is connected (seeing Fig. 1, Fig. 7) with the interior pipe 69 of water magnetization apparatus 20, and interior pipe 69 other ends are connected with the outlet pipe 27 of high-pressure hydraulic pump 42.Pipe 69 (seeing Fig. 7, Fig. 8) in water magnetization apparatus 20 has, yoke 74, outer tube 76, enameled wire loop 73 on permanent magnet 72 and the permanent magnet is clipped between yoke and interior pipe, magnetic gap 75 is arranged between yoke outer peripheral face and outer tube wall, inserts 71 and envelope magnetic lid 70 are arranged, water magnetization apparatus center field intensity 〉=1350 Gausses, magnetic journey 〉=260mm between outer tube two ends and interior pipe respectively.
Embodiment 3:
With the difference of embodiment 1 or 2 be: the water-supply-pipe 21 of second cleaner cooling-water duct 23 is connected (seeing Fig. 1, Fig. 9) with the interior pipe 77 of water magnetization apparatus 22, the other end of interior pipe 77 is connected with the outlet pipe 28 of high-pressure hydraulic pump 41, pipe 77 in water magnetization apparatus 22 has, yoke 80, outer tube 83, permanent magnet 81 is clipped between yoke and the interior pipe, enameled wire loop 84 is arranged on yoke and the permanent magnet, between outer tube wall and yoke outer peripheral face magnetic gap 82 is arranged, filler 79 and envelope magnetic lid 78 are arranged, center field intensity 〉=1500 Gausses between outer tube two ends and interior pipe respectively.Magnetic journey 〉=450mm, inner tubal wall field intensity 〉=3000 Gausses.
Embodiment 4:
With embodiment 1 or 2,3 difference be: have control valve 30 to link to each other with display lamp and alarm are corresponding one by one on the water-supply-pipe 29, when water atomization shower nozzle 31 stopped up, the hydraulic pressure in the water-supply-pipe 29 increased, and control valve is closed automatically, and display lamp is bright and report to the police; Water atomization shower nozzle 31 operate as normal, hydraulic pressure is normal in the water-supply-pipe 29, and control valve is opened automatically, and display lamp puts out, and display lamp and alarm are contained in and show on the lamp plate 14.
The device course of work: coal-fired flue-gas enters from the air inlet 5-1 of flue 5, proceed to the flue outlet of umbrella hat 7 belows, up all around from umbrella hat, mix with the reverse friendship of magnetization water smoke of water atomization shower nozzle 10 spray downwards, to flue gas cool-down and magnetization, make the dust in the flue gas and absorbed by water, dissolved substances flows in the cooling pond with atomized water, finish the purification in the first class purification device, the flue gas behind first class purification and the mixed airflow of steam enter in the housing 12 of the housing 15 of second cleaner and three grades of purifications, cutting magnetic line, pernicious gas in the gaseous mixture that is magnetized and material are in secondary and three grade purifiers under the strong magneticaction, oxidized, reduction, transform or be dissolved as innocuous substance and enter level Four clarifier top box chamber 51 with mixed airflow by water, again through conical flow guide pipe 32, hand over mixed with the atomized water of water atomization shower nozzle 31 ejections, purify, water enters first class purification pond 49 through conical hopper 46 and return duct, after three grades of purification water pools purify, recycle, after purified gas purifies by exhaust gas filter net 36, discharge from exhaust duct 38.
Claims (8)
1, coal fume dedusting and purifying device, it is characterized in that: have one by cooling water tank, be bearing in flue and the water atomization shower nozzle of cooling water tank top and the first class purification device that connected high-pressure hydraulic pump constitutes in the cooling water tank water, the exhanst gas outlet of first class purification device is connected with the gas approach of second cleaner, the exhanst gas outlet of second cleaner is connected with the gas approach of three grade purifiers, the exhanst gas outlet of three grade purifiers is connected with the top box chamber gas approach of level Four clarifier, the water inlet of high-pressure hydraulic pump water inlet pipe is arranged in three grades of purification water pools, the overflow pipe of cooling water tank is connected with return duct with outlet pipe, the return duct outlet is positioned on the first class purification pond, second cleaner has housing, be bearing in the magnetic cylinder in the housing, cooling-water duct, there is the radiation bar magnet at magnetic cylinder center, there is inner conduit to link to each other in the bar magnet with the outer cooling-water duct of magnetic cylinder, the water inlet of cooling-water duct is connected with the high-pressure hydraulic pump outlet pipe, the water inlet of high-pressure hydraulic pump water inlet pipe is arranged in three grades of purification water pools, second cleaner cooling-water duct delivery port is connected with pipe in the three grade purifier radiation bar magnets, the pipe other end is connected with the water-supply-pipe of water atomization shower nozzle in the level Four clarifier in the radiation bar magnet, three grade purifiers have housing, be fixed on the radiation bar magnet in the housing, the level Four clarifier has casing, to be divided in the casing, the dividing plate of cavity of resorption, the air-flow guide pipe that is connected respectively with dividing plate, eliminator plate, gas-flow deflector, the water atomization shower nozzle is positioned at the air-flow guide pipe that is connected with dividing plate, have on the dividing plate and be complementary with air-flow guide pipe upper end bore and hole one to one, fixedly connected with dividing plate in the upper end of eliminator plate, the gas-flow deflector top is connected with dividing plate, dual-side is connected with the two side of casing respectively, make between the wall of gas-flow deflector and casing and form the exhaust passage, with the conical hopper that is connected at the bottom of the casing and exhaust duct that is connected with box body wall and induced-draught fan, the conical hopper outlet is connected with return duct.
2, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: the magnetic cylinder in the second cleaner has interior pipe, outer tube, be clipped in permanent magnet between inner and outer pipe and the enameled wire loop on the permanent magnet, there is cooling-water duct in the outer tube outside, between cooling-water duct and outer tube magnetic gap is arranged, filler and envelope magnetic lid are arranged, magnetic cylinder center field intensity 〉=1350 Gausses between the end, inner and outer pipe two ends respectively.
3, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: the radiation bar magnet at second cleaner magnetic cylinder center has stainless steel outer tube, inner conduit, be clipped in permanent magnet between outer tube and inner conduit and the enameled wire loop on the permanent magnet, filler and envelope magnetic lid are arranged respectively between outer tube two ends and the inner conduit, radiation field intensity 〉=1500 Gausses, magnetic journey 〉=500mm.
4, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: the radiation bar magnet in three grade purifiers has stainless steel outer tube, interior pipe, be clipped in permanent magnet between stainless steel outer tube and interior pipe and the enameled wire loop on the permanent magnet, filler and envelope magnetic lid are arranged respectively between stainless steel outer tube two ends and the interior pipe, magnetic journey 〉=500mm, radiation field intensity 〉=3500 Gausses, there is the connection external screw thread at interior pipe two ends.
5, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: be connected to water magnetization apparatus on the water-supply-pipe of the water atomization shower nozzle in the first class purification device, water magnetization apparatus has outer tube, yoke, interior pipe, permanent magnet in being clipped between pipe and yoke and the enameled wire loop on the permanent magnet, between the yoke outer peripheral face in outer tube wall and the outer tube magnetic gap is arranged, inserts and envelope magnetic lid are arranged, center field intensity 〉=1350 Gausses, magnetic journey 〉=260mm between outer tube two ends and interior pipe respectively.
6, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: be connected to water magnetization apparatus on the water-supply-pipe of cooling-water duct in the second cleaner, water magnetization apparatus has outer tube, yoke, interior pipe, accompany permanent magnet between yoke and interior pipe, on permanent magnet and the yoke enameled wire loop is arranged, between outer tube wall and yoke outer peripheral face magnetic gap is arranged, filler and envelope magnetic lid are arranged respectively between outer tube two ends and interior pipe, center field intensity 〉=1500 Gausses, magnetic journey 〉=450mm, inner tubal wall field intensity 〉=3000 Gausses.
7, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: the lower end, exhaust passage that forms between the wall of gas-flow deflector and casing is provided with exhaust screen.
8, according to the described coal fume dedusting and purifying device of claim 1, it is characterized in that: have in the level Four clarifier control valve to link to each other with alarm is corresponding one by one on the water-supply-pipe of water atomization shower nozzle with display lamp on the display board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100248444A CN100566797C (en) | 2008-05-15 | 2008-05-15 | Coal fume dedusting and purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100248444A CN100566797C (en) | 2008-05-15 | 2008-05-15 | Coal fume dedusting and purifying device |
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| Publication Number | Publication Date |
|---|---|
| CN101288819A CN101288819A (en) | 2008-10-22 |
| CN100566797C true CN100566797C (en) | 2009-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100248444A Expired - Fee Related CN100566797C (en) | 2008-05-15 | 2008-05-15 | Coal fume dedusting and purifying device |
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| CN (1) | CN100566797C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251988A (en) * | 2011-07-08 | 2011-11-23 | 中国铝业股份有限公司 | Circulating water-saving method for aluminum electrolysis flue gas purification fan cooling system |
| CN102350158B (en) * | 2011-07-08 | 2013-08-14 | 王远大 | Device for filtering, purifying and dedusting of wind, water and mist matching to drying device |
| CN104879814A (en) * | 2015-06-12 | 2015-09-02 | 王晓丰 | Exhaust gas treatment device and gas exhausting device thereof |
| CN107062202B (en) * | 2016-12-23 | 2018-10-30 | 徐州立骏诚品服饰有限公司 | The high heating plant of heat utilization rate |
| CN106705093B (en) * | 2016-12-23 | 2018-10-09 | 杭州悦山科技有限公司 | The good heating equipment of heating effect |
| CN109237461B (en) * | 2016-12-23 | 2020-02-14 | 上海碳索能源服务股份有限公司 | Heating device |
| CN110090521A (en) * | 2019-05-13 | 2019-08-06 | 安徽工业大学 | A kind of dedusting of flue gas end takes off white system |
| CN110075653A (en) * | 2019-05-13 | 2019-08-02 | 安徽工业大学 | A kind of dedusting of flue gas end takes off whitening method |
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2008
- 2008-05-15 CN CNB2008100248444A patent/CN100566797C/en not_active Expired - Fee Related
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| CN101288819A (en) | 2008-10-22 |
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Granted publication date: 20091209 Termination date: 20100515 |