CN205288061U - Sulfur dioxide's among high temperature waste gas remove device - Google Patents
Sulfur dioxide's among high temperature waste gas remove device Download PDFInfo
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- CN205288061U CN205288061U CN201521143228.2U CN201521143228U CN205288061U CN 205288061 U CN205288061 U CN 205288061U CN 201521143228 U CN201521143228 U CN 201521143228U CN 205288061 U CN205288061 U CN 205288061U
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- waste gas
- sulfur dioxide
- cleaning mixture
- absorption
- removal device
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Abstract
The utility model provides a sulfur dioxide's among high temperature waste gas remove device, including cooling device, washing device and defogging device are absorbed to the level, cooling device includes cooling tower and cooling water feeding device, the level is absorbed washing device and is included level absorption washing box and washing liquid feeding device, the defogging device includes defogging jar and exhaust fan, the waste gas input port that is located the lateral wall of cooling tower is connected with the high temperature waste gas input tube, the waste gas delivery outlet at the top of cooling tower and the washing entry linkage of level absorption washing box, the defogging entry linkage that is located the lateral wall of the washing box is absorbed to the level washing export and defogging jar, the defogging export at the top of defogging jar is connected with the exhaust fan. Through such sulfur dioxide's among high temperature waste gas remove device, can enough handle high temperature waste gas, can remove dust and get rid of the sulphuric acid aerosol again, can be through simple structure, the high efficiency is handled, the cost is reduced, has improved production efficiency.
Description
Technical field
The present invention relates to the removal device of sulfur dioxide in a kind of high-temp waste gas.
Background technology
Along with the enhancing of people's environmental protection consciousness, and improving constantly the requirement of air quality, environmental protection department is more and more stricter to the requirement of sulfur dioxide (SO2) emissions. In the past, the sulfiding gas that petrochemical industry burning etc. produces is removed usually by Cross unit, but the content of the sulfur dioxide from the high-temperature gas that Cross unit is discharged is still above state-set standard, in order to reduce such aerofluxus harm to environment, it is necessary to further the waste gas of such low content of sulfur dioxide is processed.
In the prior art, Sea water respiratory distress syndrome, recirculating fluidized bed doctor treatment (CFB), novel all-in-one sulfuration method (NID), electronic beam method, hydrogen peroxide absorption process etc. are existed for such gas. But, remove in the method for sulfur dioxide at these, the problem that the flue gas of the flue gas of high temperature such as 150 DEG C to 850 DEG C can not be processed by existence, and there is the problem being still not able to the waste gas of low content of sulfur dioxide is fully absorbed, additionally there are the problem that the sulfuric acid aerosol in the gas after absorbing sulfur dioxide can not be reclaimed, therefore carried out the aerofluxus after processing and still be possible to meet national regulation.
Summary of the invention
The present invention be directed to problems of the prior art and propose, its object is to provide the removal device of the sulfur dioxide in the high-temp waste gas that a kind of efficiency is high.
Adopt the following technical scheme that for realizing the purpose of the present invention.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 1, including chiller, horizontal absorption wash mill and demister, described chiller includes cooling tower and apparatus for supplying cool water, described horizontal absorption wash mill includes horizontal absorption washer box and cleaning mixture feedway, described demister includes removing mist tank and exhaust blower, the waste gas input port being positioned at sidewall of described cooling tower is connected with high-temp waste gas input pipe, the waste gas delivery outlet at the top of described cooling tower is connected with the washing entrance of described horizontal absorption washer box, described horizontal absorption washer box washing outlet with described except mist tank be positioned at sidewall remove mist entrance be connected, being connected with described exhaust blower except mist exports of the described top except mist tank, it is internally provided with cool water shower head at described cooling tower, described cool water shower head is connected with apparatus for supplying cool water via cooling water supplying pipe, the coolant outlet of the bottom of described cooling tower goes out pipe with cooling water drainage and is connected, at the absorption mesh being internally provided with the stream covering described horizontal absorption washer box of described horizontal absorption washer box and the cleaning mixture shower nozzle to described absorption mesh jet washing liquid, described cleaning mixture shower nozzle is connected with described cleaning mixture feedway via cleaning mixture supply pipe, the cleaning mixture outlet of the bottom of described horizontal absorption washer box is connected with cleaning mixture discharge pipe, described except mist tank be internally provided with cover the described cross section except mist tank except mist net, the hydrops outlet of the described bottom except mist tank is connected with hydrops discharge pipe.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 2, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 1, in the inside of described cooling tower, it is arranged below covering the net-fault in the cross section of described cooling tower at described cool water shower head.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 3, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 1 or 2, described cooling water supplying pipe and described cooling water drainage go out and are connected to cooling water circulation pipeline by the first circulating pump between pipe.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 4, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 1, is provided with collecting tank in the bottom of described horizontal absorption washer box, is provided with attemperating unit in described collecting tank.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 5, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 3, described horizontal absorption washer box arranges two described absorption mesh and respectively to multiple cleaning mixture shower nozzles of described absorption mesh jet washing liquid.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 6, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 5, between cleaning mixture shower nozzle and the described cleaning mixture discharge pipe in downstream, it is connected to cleaning mixture circulation line by the second circulating pump.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 7, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 6, is positioned at the cleaning mixture shower nozzle in downstream by being connected with described cooling water circulation pipeline communicating pipe.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 8, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 7, between cleaning mixture shower nozzle and the described hydrops discharge pipe in downstream, it is connected to hydrops reflow line by the 3rd circulating pump.
The removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 9, in the removal device of the sulfur dioxide in the high-temp waste gas of technical scheme 5, cleaning mixture shower nozzle is fog-spray nozzle.
Compared with prior art, the present invention has following beneficial effect.
The removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 1, it includes chiller, horizontal absorption wash mill and demister, chiller includes cooling tower and apparatus for supplying cool water, horizontal absorption wash mill includes horizontal absorption washer box and cleaning mixture feedway, and demister includes removing mist tank and exhaust blower.
Removal device by the sulfur dioxide in such high-temp waste gas, in the course of the work, high-temp waste gas enters from the waste gas input port of chiller, cooled Water spray reduces EGT, and the flue dust in waste gas can also be removed by spraying cooling water, reduce the fume amount of final expellant gas, it is to avoid the harm to environment.
Then reduced the waste gas after temperature by spray and enter horizontal absorption wash mill, contact with the absorption mesh of injected hydrogen peroxide, the sulfur dioxide of the low content in removal waste gas, by being injected with the absorption mesh of hydrogen peroxide, the contact area of waste gas and hydrogen peroxide can be increased, hydrogen peroxide and waste gas is made to be fully contacted such that it is able to remove the sulfur dioxide in waste gas efficiently.
Then demister is entered from the gas of horizontal absorption wash mill output, contact with except mist net at demister, the sulphuric acid of the aerosol form contained in such gas is attached to except on mist, so can remove sulfuric acid aerosol from gas further, it is possible to avoid sulphuric acid to enter in air and air is polluted.
Removal device according to the sulfur dioxide in such high-temp waste gas, the temperature of the waste gas of the high temperature of such as 150 DEG C to 850 DEG C can be reduced by chiller, and the dust in waste gas can be removed, can effectively remove SO 2 in waste gas by horizontal absorption wash mill, the sulfuric acid aerosol flowed out with gas from horizontal wash mill can be removed by demister. The high-temp waste gas of such as 150 DEG C to 850 DEG C can either be processed, again can dedusting and remove sulfuric acid aerosol, it is possible to by simple structure, efficiently process, reduce cost, improve production efficiency.
It addition, the removal device according to the sulfur dioxide in the high-temp waste gas of technical scheme 2, cooling tower also sets up net-fault, thus improve the contacting efficiency of cooling water and high-temperature flue gas, the better effects if of cooling and dedusting further.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 3, goes out to be connected cooling water circulation pipeline between pipe with cooling water drainage at cooling water supplying pipe, so can recycle cooling water, cooling water is made fully to be used, it is possible to reduce cost further.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 4, the bottom of horizontal absorption washer box is provided with collecting tank, collecting tank is provided with attemperating unit, owing to sulfur dioxide and hydrogen peroxide react heat release in the process generating sulphuric acid, if temperature is too high, then hydrogen peroxide is easily decomposes, so can affect the efficiency of hydrogen peroxide sulfur dioxide absorption, can the sulfuric acid solution of aggregation formation by arranging collecting tank, it is prone to discharge, additionally by arranging attemperating unit, the heat that can produce in absorption reaction process, the temperature of whole horizontal absorption washer box is controlled in reasonable temperature, be conducive to improving the hydrogen peroxide absorption efficiency to sulfur dioxide.
It addition, the removal device according to the sulfur dioxide in the high-temp waste gas of technical scheme 5, horizontal absorption washer box is provided with two absorption mesh, so can be absorbed by two-stage absorption mesh, it is possible to absorb the sulfur dioxide in waste gas more up hill and dale.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 6, is connected to cleaning mixture circulation line between the cleaning mixture shower nozzle and cleaning mixture discharge pipe in downstream, can recycle cleaning mixture by circulation line, cleaning mixture is fully utilized, reduces cost further.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 7, the cleaning mixture shower nozzle in downstream is also connected with cooling water circulation pipeline, so can keep the skin wet in cleaning mixture, when cleaning mixture needs to add water, cooling water in cooling system can be utilized, make full use of cooling water further, reduce cost.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 8, between the cleaning mixture shower nozzle and hydrops discharge pipe in downstream, it is connected to hydrops reflow line by the 3rd circulating pump, the sulphuric acid removing in mist tank so can also be made to flow into horizontal absorption washer box and reclaim.
Additionally, the removal device of the sulfur dioxide in high-temp waste gas according to technical scheme 9, cleaning mixture shower nozzle is fog-spray nozzle such that it is able to uniformly and be fully injected on absorption mesh by cleaning mixture, cleaning mixture is made to contact with sulfur dioxide further, it is possible to sulfur dioxide absorption more fully.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the internal structure of the removal device illustrating the sulfur dioxide in the high-temp waste gas of the present invention.
Detailed description of the invention
Below, based on accompanying drawing, the removal device as the sulfur dioxide in the high-temp waste gas of an example of the present invention is described.
Fig. 1 is the schematic diagram of the internal structure of the removal device illustrating the sulfur dioxide in the high-temp waste gas of the present invention.
As it is shown in figure 1, the removal device of the sulfur dioxide in the high-temp waste gas of the present invention includes chiller 10, horizontal absorption wash mill 20 and demister 30.
Chiller 10 includes cooling tower 11 and apparatus for supplying cool water 12, and horizontal absorption wash mill 20 includes horizontal absorption washer box 21 and cleaning mixture feedway 22, and demister 30 includes removing mist tank 31 and exhaust blower 32.
The waste gas input port 110 being positioned at sidewall of cooling tower 11 is connected with high-temp waste gas input pipe 40, the waste gas delivery outlet 111 at the top of cooling tower 11 is connected with the washing entrance 210 of horizontal absorption washer box 21, the washing outlet 211 of horizontal absorption washer box 21 is connected with the mist entrance 310 that removes being positioned at sidewall except mist tank 31, except the mist outlet 311 that removes at the top of mist tank 31 is connected with exhaust blower 32.
Being internally provided with cool water shower 112 at cooling tower 11, cool water shower 112 is connected with apparatus for supplying cool water 12 via cooling water supplying pipe 113, and the coolant outlet 114 of the bottom of cooling tower 11 goes out pipe 115 and is connected with cooling water drainage.
At the absorption mesh 212 being internally provided with the stream covering horizontal absorption washer box 21 of horizontal absorption washer box 21 and the cleaning mixture shower nozzle 213 to absorption mesh 212 jet washing liquid, cleaning mixture shower nozzle 213 supplies pipe 214 via cleaning mixture and is connected with cleaning mixture feedway 22, and the cleaning mixture outlet 215 of the bottom of horizontal absorption washer box 21 is connected with cleaning mixture discharge pipe 216.
Except mist tank 31 be internally provided with cover the cross section except mist tank 31 except mist net 312, except the hydrops outlet 313 of the bottom of mist tank 31 is connected with hydrops discharge pipe 314.
Specifically, forming waste gas input port in the lower end of the sidewall of cooling tower, waste gas input port is connected with high-temp waste gas input pipe, forms waste gas delivery outlet at cooling tower top, and waste gas delivery outlet is connected with the washing entrance of horizontal absorption washer box.
Horizontal absorption washer box horizontal positioned in the way of length direction extends in the horizontal direction, washing entrance is positioned at one end of horizontal absorption washer box, the other end of horizontal absorption washer box is washing outlet, washing outlet is connected with the mist entrance that removes of the lower end being positioned at except mist pot sidewall, is positioned at connecting except mist exports exhaust blower except mist tank top.
It addition, the cool water shower head being arranged in cooling tower has multiple, it is possible at the whole cross section row ejection cooling water of cooling tower, lower the temperature and dedusting to by the waste gas of cooling tower. Additionally, the wire side of the absorption mesh being arranged in horizontal absorption washer box extends in vertical direction, cover whole cross section or the partial cross section of horizontal absorption washer box, at waste gas by horizontal absorption washer box be, absorb the sulfur dioxide in waste gas by the hydrogen peroxide on absorption mesh. It addition, cleaning mixture can be hydrogen peroxide, but be not limited to this, it is possible to for other can the liquid of sulfur dioxide absorption. It addition, arrange except mist net in except mist tank, to by reclaiming except the sulphuric acid of the water-soluble glue in the waste gas in mist tank.
Removal device according to the sulfur dioxide in above-mentioned high-temp waste gas, it has and includes chiller, horizontal absorption wash mill and demister, chiller includes cooling tower and apparatus for supplying cool water, horizontal absorption wash mill includes horizontal absorption washer box and cleaning mixture feedway, and demister includes removing mist tank and exhaust blower.
Removal device by the sulfur dioxide in such high-temp waste gas, in the course of the work, high-temp waste gas enters from the waste gas input port of chiller, cooled Water spray reduces EGT, and the flue dust in waste gas can also be removed by spraying cooling water, reduce the fume amount of final expellant gas, it is to avoid the harm to environment.
Then, reduced the waste gas after temperature by spray and enter horizontal absorption wash mill, contact with the absorption mesh of injected hydrogen peroxide, the sulfur dioxide of the low content in removal waste gas, by being injected with the absorption mesh of hydrogen peroxide, the contact area of waste gas and hydrogen peroxide can be increased, make hydrogen peroxide and waste gas be fully contacted such that it is able to remove the sulfur dioxide in waste gas efficiently.
Then, demister is entered from the gas of horizontal absorption wash mill output, contact with except mist net at demister, the sulphuric acid of the aerosol form contained in such gas is attached to except on mist, so can remove sulfuric acid aerosol from gas further, it is possible to avoid sulphuric acid to enter in air and air is polluted.
Removal device according to the sulfur dioxide in such high-temp waste gas, the temperature of the waste gas of the high temperature of such as 150 DEG C to 850 DEG C can be reduced by chiller, and the dust in waste gas can be removed, can effectively remove SO 2 in waste gas by horizontal absorption wash mill, the sulfuric acid aerosol flowed out with gas from horizontal wash mill can be removed by demister. The high-temp waste gas of such as 150 DEG C to 850 DEG C can either be processed, again can dedusting and remove sulfuric acid aerosol, it is possible to by simple structure, efficiently process, reduce cost, improve production efficiency.
Furthermore it is possible in the inside of cooling tower 11, it is arranged below covering the net-fault 116 in the cross section of cooling tower 11 in cool water shower 112, thus improves the contacting efficiency of cooling water and high-temperature flue gas, the better effects if of cooling and dedusting further. However, it is possible to be not provided with touching net.
It addition, cooling water supplying pipe 113 and cooling water drainage go out can be connected to cooling water circulation pipeline 117 by the first circulating pump P1 between pipe 115, so can recycle cooling water, make cooling water fully be used, it is possible to reduce cost further. However, it is possible to be not provided with cooling water circulation pipeline.
Furthermore it is possible to be provided with collecting tank 217 in the bottom of horizontal absorption washer box 21, collecting tank 217 is provided with attemperating unit 50. Owing to sulfur dioxide and hydrogen peroxide react heat release in the process generating sulphuric acid, if temperature is too high, then hydrogen peroxide is easily decomposes, so can affect the efficiency of hydrogen peroxide sulfur dioxide absorption, can the sulfuric acid solution of aggregation formation by arranging collecting tank, it is easy to discharge, additionally by arranging attemperating unit, the heat that can produce in absorption reaction process, controls in reasonable temperature by the temperature of whole horizontal absorption washer box, is conducive to improving the hydrogen peroxide absorption efficiency to sulfur dioxide. Additionally attemperating unit can be made up of with the circulating pump making the coolant in coil pipe be circulated the coil pipe being arranged in collecting tank.
Additionally, two absorption mesh 212 can be set in horizontal absorption washer box 21 and respectively to multiple cleaning mixture shower nozzles 213 of absorption mesh 212 jet washing liquid, so can be absorbed by two-stage absorption mesh, it is possible to absorb the sulfur dioxide in waste gas more up hill and dale. Certainly, the quantity of absorption mesh is not limited to this, it is possible to arrange the absorption mesh of more than 2, forms multistage absorption, it is also possible to only form an absorption mesh.
It addition, be connected to cleaning mixture circulation line 218 by the second circulating pump P2 between the cleaning mixture shower nozzle and cleaning mixture discharge pipe 216 in downstream, cleaning mixture can be recycled by circulation line so that cleaning mixture is fully utilized, reduce cost further.Certainly, the cleaning mixture shower nozzle being not limited to downstream is connected, it is possible to be connected with the cleaning mixture shower nozzle of upstream side, is capable of equally recycling. But the absorption mesh being because downstream is assist absorption, the absorption mesh of upstream side is main absorption mesh, is connected the absorption efficiency without influence on whole horizontal absorption wash mill with the cleaning mixture shower nozzle in downstream. Of course, it is possible to be not provided with cleaning mixture circulation line.
It addition, the cleaning mixture shower nozzle being positioned at downstream can pass through to be connected with cooling water circulation pipeline 117 communicating pipe 118, so can keep the skin wet in cleaning mixture, when cleaning mixture needs to add water, cooling water in cooling system can be utilized, make full use of cooling water further, reduce cost. Equally, it is also possible to be connected with upstream side cleaning mixture shower nozzle. But the absorption mesh being because downstream is assist absorption, the absorption mesh of upstream side is main absorption mesh, is connected the absorption efficiency without influence on whole horizontal absorption wash mill with the cleaning mixture shower nozzle in downstream.
It addition, hydrops reflow line 315 can be connected to by the 3rd circulating pump P3 between the cleaning mixture shower nozzle and hydrops discharge pipe 314 in downstream, the sulphuric acid removing in mist tank so can also be made to flow into horizontal absorption washer box and to reclaim. Equally, it is also possible to be connected with upstream side cleaning mixture shower nozzle. But the absorption mesh being because downstream is assist absorption, the absorption mesh of upstream side is main absorption mesh, is connected the absorption efficiency without influence on whole horizontal absorption wash mill with the cleaning mixture shower nozzle in downstream. Of course, it is possible to do not make hydrops discharge pipe be connected with cleaning mixture shower nozzle.
It addition, cleaning mixture shower nozzle can be fog-spray nozzle such that it is able to cleaning mixture uniformly and is fully injected on absorption mesh, makes cleaning mixture contact with sulfur dioxide further, it is possible to sulfur dioxide absorption more fully.
It addition, the removal device of the sulfur dioxide in the high-temp waste gas of the present invention, it is possible to formed by above-mentioned various structural groupings, above-mentioned effect can be played equally.
Above the removal device of the sulfur dioxide in the high-temp waste gas of the preferred embodiment of the present invention is illustrated, but, the present invention is not limited to above-mentioned specific embodiment, without departing from scope of the claims, it is possible to carry out various deformation or change. Present invention resides in the various deformation in scope of the claims and change.
Claims (9)
1. the removal device of the sulfur dioxide in a high-temp waste gas, it is characterised in that
Including chiller, horizontal absorption wash mill and demister, described chiller includes cooling tower and apparatus for supplying cool water, described horizontal absorption wash mill includes horizontal absorption washer box and cleaning mixture feedway, and described demister includes removing mist tank and exhaust blower
The waste gas input port being positioned at sidewall of described cooling tower is connected with high-temp waste gas input pipe, the waste gas delivery outlet at the top of described cooling tower is connected with the washing entrance of described horizontal absorption washer box, described horizontal absorption washer box washing outlet with described except mist tank be positioned at sidewall remove mist entrance be connected, being connected with described exhaust blower except mist exports of the described top except mist tank
Being internally provided with cool water shower head at described cooling tower, described cool water shower head is connected with apparatus for supplying cool water via cooling water supplying pipe, and the coolant outlet of the bottom of described cooling tower goes out pipe with cooling water drainage and is connected,
At the absorption mesh being internally provided with the stream covering described horizontal absorption washer box of described horizontal absorption washer box and the cleaning mixture shower nozzle to described absorption mesh jet washing liquid, described cleaning mixture shower nozzle is connected with described cleaning mixture feedway via cleaning mixture supply pipe, the cleaning mixture outlet of the bottom of described horizontal absorption washer box is connected with cleaning mixture discharge pipe
Described except mist tank be internally provided with cover the described cross section except mist tank except mist net, the hydrops outlet of the described bottom except mist tank is connected with hydrops discharge pipe.
2. the removal device of the sulfur dioxide in high-temp waste gas according to claim 1, it is characterised in that in the inside of described cooling tower, is arranged below covering the net-fault in the cross section of described cooling tower at described cool water shower head.
3. the removal device of the sulfur dioxide in high-temp waste gas according to claim 1 and 2, it is characterised in that described cooling water supplying pipe and described cooling water drainage go out and be connected to cooling water circulation pipeline by the first circulating pump between pipe.
4. the removal device of the sulfur dioxide in high-temp waste gas according to claim 1, it is characterised in that the bottom of described horizontal absorption washer box is provided with collecting tank, is provided with attemperating unit in described collecting tank.
5. the removal device of the sulfur dioxide in high-temp waste gas according to claim 3, it is characterised in that two described absorption mesh are set in described horizontal absorption washer box and respectively to multiple cleaning mixture shower nozzles of described absorption mesh jet washing liquid.
6. the removal device of the sulfur dioxide in high-temp waste gas according to claim 5, it is characterised in that be connected to cleaning mixture circulation line by the second circulating pump between cleaning mixture shower nozzle and the described cleaning mixture discharge pipe in downstream.
7. the removal device of the sulfur dioxide in high-temp waste gas according to claim 6, it is characterised in that be positioned at the cleaning mixture shower nozzle in downstream by being connected with described cooling water circulation pipeline communicating pipe.
8. the removal device of the sulfur dioxide in high-temp waste gas according to claim 7, it is characterised in that be connected to hydrops reflow line by the 3rd circulating pump between cleaning mixture shower nozzle and the described hydrops discharge pipe in downstream.
9. the removal device of the sulfur dioxide in high-temp waste gas according to claim 5, it is characterised in that cleaning mixture shower nozzle is fog-spray nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143228.2U CN205288061U (en) | 2015-12-31 | 2015-12-31 | Sulfur dioxide's among high temperature waste gas remove device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521143228.2U CN205288061U (en) | 2015-12-31 | 2015-12-31 | Sulfur dioxide's among high temperature waste gas remove device |
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| CN205288061U true CN205288061U (en) | 2016-06-08 |
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| CN201521143228.2U Expired - Fee Related CN205288061U (en) | 2015-12-31 | 2015-12-31 | Sulfur dioxide's among high temperature waste gas remove device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105597510A (en) * | 2015-12-31 | 2016-05-25 | 荷丰(天津)化工工程有限公司 | System for removing sulfur dioxide in high-temperature waste gas |
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2015
- 2015-12-31 CN CN201521143228.2U patent/CN205288061U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105597510A (en) * | 2015-12-31 | 2016-05-25 | 荷丰(天津)化工工程有限公司 | System for removing sulfur dioxide in high-temperature waste gas |
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Granted publication date: 20160608 Termination date: 20211231 |