CN105020730B - A kind of gas fired-boiler environmental-protection energy-saving device - Google Patents
A kind of gas fired-boiler environmental-protection energy-saving device Download PDFInfo
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- CN105020730B CN105020730B CN201510450718.5A CN201510450718A CN105020730B CN 105020730 B CN105020730 B CN 105020730B CN 201510450718 A CN201510450718 A CN 201510450718A CN 105020730 B CN105020730 B CN 105020730B
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- flue gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The present invention relates to a kind of gas fired-boiler environmental-protection energy-saving device, including oxidation heat-exchange device, spray equipment, solution storage device, the oxidation heat-exchange device is hollow cylindrical structure and vertical arrangement.The present invention by oxidation heat-exchange device due to being arranged to hollow cylindrical structure and vertical arrangement, it is horizontally disposed and enter the air nozzle for being provided with pipeline and flow spiral being made forward in flue gas each along the tangential direction of the hollow cylindrical structure that flue gas enters pipeline and flue gas outflow pipeline, flue gas is under the air push that spiral moves ahead, also ascending motion of being spinned in heat-exchange device is being aoxidized, it is in crossing operation with the vertical water beam sprayed, the process of oxidation and dissolving is realized simultaneously, compared with the two pure antikinesis, contact of the flue gas with water is more abundant, easily sufficiently dissolve nitrogen dioxide, realize that flue gas reaches discharge standard.
Description
Technical field
The present invention relates to a kind of gas fired-boiler environmental-protection energy-saving device, belongs to gas fired-boiler flue gas processing device field.
Background technology
Gas fired-boiler discharged nitrous oxides new standard is put into effect according to Environmental Protection Agency of Beijing：On July 1st, 2015 discharge standard by
150 milligrams/cubic metre be adjusted to 80 milligrams/cubic metre, boiler room discharge standard newly-built from 1 day April in 2017 be 30 milligrams/
Cubic meter.In general plain cylindrical furnace combustor can not reach the standard, and more transducing reaches the combustor of standard, and not only price is held high
It is expensive and face the problem of combustor matches with original boiler.Therefore, boiler industry is badly in need of a kind of not having to change combustor just
The product of discharge standard can be reached.
The content of the invention
The present invention is to provide a kind of gas fired-boiler environmental-protection energy-saving device to solve above-mentioned technical problem.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of gas fired-boiler environmental-protection energy-saving device, including oxidation
Heat-exchange device, spray equipment, solution storage device, the oxidation heat-exchange device is hollow cylindrical structure and arranges vertically,
The bottom of the hollow cylindrical structure enters pipeline provided with flue gas, and the top of the hollow cylindrical structure is provided with flue gas
Pipeline is flowed out, the flue gas enters the horizontal cloth of tangential direction of pipeline and flue gas outflow pipeline each along the hollow cylindrical structure
Put；The spray equipment is arranged on the top of the hollow cylindrical structure；The solution storage device is connected by spray piping
The spray equipment；
The flue gas enters the air nozzle for being provided with pipeline and flow spiral being made forward, and the air nozzle passes through defeated wind
Pipeline communication blower fan.
The beneficial effects of the invention are as follows：Due to oxidation heat-exchange device being arranged for hollow cylindrical structure and vertically, flue gas
Into pipeline and flue gas outflow pipeline each along the tangential direction of the hollow cylindrical structure it is horizontally disposed and flue gas enter manage
The air nozzle that flow spiral can be made forward is provided with road, flue gas is under the air push that spiral moves ahead, also in oxidation heat exchange
Spinned in device ascending motion, be in crossing operation with the vertical water beam sprayed, while realize the process of oxidation and dissolving,
Compared with the two pure antikinesis, contact of the flue gas with water is more abundant, it is easier to sufficiently dissolves nitrogen dioxide, realizes that flue gas reaches
To standard.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the spray piping is provided with spray pump.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, sets in the solution storage device device
Have surplus heat and utilize heat exchanger, the delivery port and water return outlet of the waste heat utilization heat exchanger are located at outside the solution storage device device
Side；The top of the solution storage device device is also communicated with overflow pipe.
It is using above-mentioned further beneficial effect：After the water beam sprayed fully contacts with flue gas, it have exchanged a large amount of
Heat can be exchanged heat by waste heat utilization heat exchanger after connect heating pump circulation or circulated with softening water tank, reach the purpose of energy-conservation
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the bottom of the oxidation heat-exchange device
Provided with solution refluxing opening, the solution storage device is located at below the solution refluxing opening.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the spray equipment includes circular metal
Plate, the upper end of aperture and the hollow cylindrical structure of installation is densely covered with the circular metal plate；The circular metal board diameter with
The diameter of the hollow cylindrical structure is identical.The densely covered hole diameter 2-5 millimeters, 10 millimeters of spacing.
It is using above-mentioned further beneficial effect：Water beam sprays more uniform, realizes fully contacting for water and flue gas, carries
High fume treatment efficiency.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the air nozzle include front flow guiding plate,
Deflector and swirl vane afterwards, it is described after deflector be the first tubular structure, first tubular structure includes stub end and small
Head end, the small head end are connected with the wind conveying pipe road；The swirl vane side and the madial wall of first tubular structure
It is fixedly connected；The front flow guiding plate is fixedly connected with the swirl vane opposite side；Between the front flow guiding plate and rear deflector
Form air-flow and spray passage.
It is using the above-mentioned further beneficial effect of scheme：By the effect of front flow guiding plate, rear deflector and swirl vane,
High velocity air is sprayed by the stub end of tubular structure and, guarantee air stream spiral at an angle with the flow direction of flue gas
Shape promotes flue gas stream to advance and be sufficiently mixed, and ensures the abundant catalytic oxidation in oxidation heat-exchange device.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the front flow guiding plate includes deflector master
Body and top cover, the deflector main body are the second tubular structure, and second tubular structure is identical with the first tubular structure, described
Top cover is fixedly connected with the small head end.
A kind of gas fired-boiler environmental-protection energy-saving device as described above of the invention, further, the front flow guiding plate is spherical structure.
A kind of method of gas fired-boiler environmental-protection energy-saving device processing flue gas of the present invention, step 1）, blower fan positioned at flue gas by entering
Enter the air nozzle of pipe end, eject spiral helicine air-flow, promote flue gas curl to run, the flow velocity of the air is big
In more than 10 times of flue gas flow rate；
Step 2）, the gaseous mixture of air and flue gas is so that tangential direction enters the aoxidizing of hollow cylindrical, heat is handed over
In changing device, helical form rises under effect of inertia, the gaseous mixture of rising and the water beam of the intensive ejection of spray equipment
Hang down in crossing operation to dissolve the nitrogen dioxide in flue gas, while absorb the heat in flue gas.
Brief description of the drawings
Fig. 1 is a kind of longitudinal profile schematic diagram of gas fired-boiler environmental-protection energy-saving device of the present invention；
Fig. 2 is a kind of top view of gas fired-boiler environmental-protection energy-saving device of the present invention；
Fig. 3 is air nozzle longitudinal profile schematic diagram in a kind of gas fired-boiler environmental-protection energy-saving device of the present invention；
Fig. 4 is Fig. 3 A-A directional profile schematic diagrames；
Fig. 5 is that air nozzle enters ejection air-flow in pipeline in flue gas in a kind of gas fired-boiler environmental-protection energy-saving device of the present invention
Schematic diagram.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, blower fan, 2, air nozzle, 2-1, wind conveying pipe road, 2-2, swirl vane, 2-3, front flow guiding plate, 2-4, rear water conservancy diversion
Plate, 2-5, air stream, 3, flue gas enter pipeline, 4, oxidation heat-exchange device, 5, spray equipment, 6, flue gas outflow pipeline, 7, spray
Shower pipe road, 8, spray pump, 9, solution refluxing opening, 10, solution storage device, 11, solution, 12, waste heat utilization heat exchanger, 13, overflow
Flow tube, 14, the delivery port of waste heat utilization heat exchanger, 15, the water return outlet of waste heat utilization heat exchanger.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in figure 1, a kind of gas fired-boiler environmental-protection energy-saving device of the present invention, including oxidation heat-exchange device 4, spray equipment 5,
Solution storage device 10, the oxidation heat-exchange device 4 are hollow cylindrical structure and vertical arrangement, aoxidize heat-exchange device 4
Bottom is provided with solution refluxing opening 9, and the solution storage device 10 can collect spray in time positioned at the lower section of solution refluxing opening 9
Drench liquid.
The bottom of the hollow cylindrical structure enters pipeline 3 provided with flue gas, and the top of the hollow cylindrical structure is provided with cigarette
Air-flow goes out pipeline 6, and the flue gas enters the tangential direction of pipeline 3 and flue gas outflow pipeline 6 each along the hollow cylindrical structure
It is horizontally disposed；The spray equipment 5 is arranged on the top of the hollow cylindrical structure；The solution storage device 10 passes through spray
Pipeline 7 connects the spray equipment 5；The spray piping 7 is provided with spray pump.
The flue gas enters the air nozzle 2 for being provided with pipeline 3 and flow spiral being made forward, and the air nozzle 2 passes through
Wind conveying pipe road 2-1 connects blower fan 1.
Specifically, the air nozzle includes front flow guiding plate, rear deflector and swirl vane, and the rear deflector is first
Tubular structure, first tubular structure include stub end and small head end, and the small head end is connected with the wind conveying pipe road；It is described
Swirl vane side is fixedly connected with the madial wall of first tubular structure；The front flow guiding plate and the swirl vane are another
Side is fixedly connected；Air-flow is formed between the front flow guiding plate and rear deflector and sprays passage；The front flow guiding plate includes deflector
Main body and top cover, the deflector main body are the second tubular structure, and second tubular structure is identical with the first tubular structure, institute
The small head end that top cover is stated with second tubular structure is fixedly connected.
A kind of gas fired-boiler environmental-protection energy-saving device of the present invention, in certain embodiments, in the solution storage device 10
Provided with waste heat utilization heat exchanger 12, the delivery port 14 of the waste heat utilization heat exchanger and the water return outlet of waste heat utilization heat exchanger 15
In the outside of solution storage device device 10；The top of the solution storage device device 10 is also communicated with overflow pipe 13.
Aoxidize heat-exchange device in, spray the solution to get off absorb flue gas heat exchanged heat by waste heat utilization heat exchanger after connect heating
Pump circulation circulates with softening water tank, reaches the purpose of energy-conservation.
A kind of gas fired-boiler environmental-protection energy-saving device of the present invention, in some specific examples, the spray equipment 10 includes circle
Shape metallic plate, the upper end of aperture and the hollow cylindrical structure of installation is densely covered with the circular metal plate；The circular metal plate
Diameter is identical with the diameter of the hollow cylindrical structure.The densely covered hole diameter 2-5 millimeters, 10 millimeters of spacing, the structure
The water beam that can cause sprays more uniform, realizes fully contacting for water and flue gas, raising fume treatment efficiency.
The present invention processing flue gas process be：
Blower fan 1 is spirally sprayed by air nozzle 2, air higher than 10 times of flow velocitys of flue gas, stirs flue gas curl
Flowing.The oxygen allowed in air is sufficiently mixed with flue gas.In 150 milligram/cubic metre of nitrogen oxides in effluent, by oxygen and nitrogen
The ratio control of oxide lays in enough oxygen into nitrogen dioxide 100 to 1 for conversion of nitric oxide gas.After mixing air
Flue gas along oxidation heat-exchange device 4 tangent to periphery mode enter, into oxidation heat-exchange device 4 flue gas under effect of inertia
Circle, the flue gas below makees ascending motion under promoting, the running orbit of final flue gas is that helical form rises, with spray
Device 5 is vertical, intensive downward water beam is in crossing operation.Spray pump 8 is driven into the aqueous solution in spray equipment 5, passes through circle
10 millimeters of diameter 2-5 millimeters, spacing intensive apertures spray downwards on metallic plate, wash away flue gas, can both dissolve in flue gas
Nitrogen dioxide, while absorb the heat in flue gas.Flue gas is dissolved in water nitrogen dioxide in operation, the nitric oxide in flue gas
Continue to be oxidized to nitrogen dioxide with oxygen, continue to be dissolved again.This process is during flue gas rises, not continuous work stage by stage
Make.Flue gas can effectively reduce nitrogen oxides in the time for entering oxidation, the heat exchange zone residence time is the 4-6 seconds.
Solution also absorbs the heat in flue gas during nitrogen dioxide is dissolved, and is returned in solution by refluxing opening 9
Also heat is brought back in solution pool during solution pool 10, followed by heat exchanger outlet 14, water return outlet 15 and heating pump
Ring circulates with softening water tank, reaches the purpose of energy-conservation.
Embodiment 1
5 tons of normal-pressure hot-water boilers are handled by a kind of above-mentioned gas fired-boiler environmental-protection energy-saving device：
130 DEG C of gas approach temperature, flue gas exit temperature is down to 60 DEG C
45 DEG C of the inflow temperature of heat exchanger import 15,60 DEG C of the leaving water temperature of heat exchanger exit 14, water-carrying capacity 8m3/ h, section
Can efficiency 4.5%.
Gas approach nitrogen oxides 130mg/m3, exhanst gas outlet nitrogen oxides 76mg/m3, nitric efficiency 41.5%.If root
The holdup time of flue gas in a device is improved according to demand aggrandizement apparatus volume, nitrogen oxides can drop lower.
In the description of the invention, it is to be understood that term " longitudinal direction ", " on ", " under ", " vertical ", " level ",
The orientation or position relationship of the instruction such as " top ", " bottom " " interior ", " outer ", " axial direction ", " radial direction ", " circumference " are based on shown in accompanying drawing
Orientation or position relationship, be for only for ease of the description present invention and simplify description, rather than instruction or imply signified device
Or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Unless otherwise clear and definite
Restriction.For the ordinary skill in the art, it can understand above-mentioned term in the present invention as the case may be
Concrete meaning.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (6)
1. a kind of gas fired-boiler environmental-protection energy-saving device, it is characterised in that including oxidation heat-exchange device, spray equipment, solution storage
Device, the oxidation heat-exchange device is hollow cylindrical structure and arranges vertically,
The bottom of the hollow cylindrical structure enters pipeline provided with flue gas, and the top of the hollow cylindrical structure is flowed out provided with flue gas
Pipeline, the flue gas enters pipeline and flue gas outflow pipeline is horizontally disposed each along the tangential direction of the hollow cylindrical structure；
The spray equipment is arranged on the top of the hollow cylindrical structure；The solution storage device connects the spray by pipeline
Device；
The flue gas enters the air nozzle for being provided with pipeline and flow spiral being made forward, and the air nozzle passes through wind conveying pipe road
Connect blower fan；The air nozzle includes front flow guiding plate, rear deflector and swirl vane, and the rear deflector is the first tubular knot
Structure, first tubular structure include stub end and small head end, and the small head end is connected with the wind conveying pipe road；The eddy flow leaf
Piece side is fixedly connected with the madial wall of first tubular structure；The front flow guiding plate is fixed with the swirl vane opposite side
Connection；Air-flow is formed between the front flow guiding plate and rear deflector and sprays passage；
The front flow guiding plate includes deflector main body and top cover, and the deflector main body is the second tubular structure, described second
Shape structure is identical with the first tubular structure, and the top cover is fixedly connected with the small head end of second tubular structure；It is described leading
Flowing plate is spherical structure.
2. a kind of gas fired-boiler environmental-protection energy-saving device according to claim 1, it is characterised in that the solution storage device and institute
The pipeline stated between spray equipment is provided with spray pump.
3. a kind of gas fired-boiler environmental-protection energy-saving device according to claim 1, it is characterised in that set in the solution storage device
Have surplus heat and utilize heat exchanger, the delivery port and water return outlet of the waste heat utilization heat exchanger are located on the outside of the solution storage device；
The top of the solution storage device is also communicated with overflow pipe.
4. a kind of gas fired-boiler environmental-protection energy-saving device according to claim 1, it is characterised in that the oxidation heat-exchange device
Bottom is provided with solution refluxing opening, and the solution storage device is located at below the solution refluxing opening.
5. a kind of gas fired-boiler environmental-protection energy-saving device according to claim 1, it is characterised in that the spray equipment includes circle
Metallic plate, the upper end of aperture and the hollow cylindrical structure of installation is densely covered with the circular metal plate；The circular metal plate is straight
Footpath is identical with the diameter of the hollow cylindrical structure.
A kind of 6. method of any one of claim 1 to 5 gas fired-boiler environmental-protection energy-saving device processing flue gas, it is characterised in that
Step 1）, blower fan ejects spiral helicine air-flow, promotes flue gas into spiral shell by entering the air nozzle of pipe end positioned at flue gas
Shape operation is revolved, the flow velocity of the air is more than flue gas flow rate more than 10 times；
Step 2）, the gaseous mixture of air and flue gas is so that tangential direction enters the aoxidizing of hollow cylindrical, heat is handed over
In changing device, helical form rises under effect of inertia, and the gaseous mixture of rising is submitted with the water beam of the intensive ejection of spray equipment
Fork operation absorbs the heat in flue gas to dissolve the nitrogen dioxide in flue gas.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510450718.5A CN105020730B (en) | 2015-07-28 | 2015-07-28 | A kind of gas fired-boiler environmental-protection energy-saving device |
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| CN201510450718.5A CN105020730B (en) | 2015-07-28 | 2015-07-28 | A kind of gas fired-boiler environmental-protection energy-saving device |
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| CN105020730A CN105020730A (en) | 2015-11-04 |
| CN105020730B true CN105020730B (en) | 2018-02-27 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107120631B (en) * | 2017-06-15 | 2022-12-16 | 河南焓之悦新材料有限公司 | Oil-fired boiler capable of sufficiently reducing nitrogen oxide |
| CN108361735B (en) * | 2018-01-22 | 2020-04-21 | 南京航空航天大学 | Flow guide and rotational flow integrated cascade device and combustion chamber |
| CN111895838A (en) * | 2020-08-27 | 2020-11-06 | 浙江工业大学 | Flow deflector for energy saver of smoking furnace |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2636963Y (en) * | 2003-08-20 | 2004-09-01 | 北京北方汇杰科技发展有限公司 | New tubulant type high efficiency desulfur dust eliminating equipment |
| CN101334041A (en) * | 2008-07-17 | 2008-12-31 | 江阴市农业药械厂 | Star-shaped vane closed impeller for small-sized high speed centrifugal blower fan |
| CN101757826A (en) * | 2009-05-04 | 2010-06-30 | 陈久斌 | Swirling mist dust remover |
| CN103789748A (en) * | 2014-01-22 | 2014-05-14 | 清华大学 | Process chamber air distribution adjustment-oriented chemical vapor deposition (CVD) equipment spray header |
| CN103900403A (en) * | 2014-04-18 | 2014-07-02 | 吉首大学 | Waste gas processing and heat efficient recycling device |
| CN104826476A (en) * | 2015-05-11 | 2015-08-12 | 武汉都市环保工程技术股份有限公司 | Industrial flue gas desulfurization/denitrification/dedusting integrated technique and device |
| CN204756978U (en) * | 2015-07-28 | 2015-11-11 | 陈玉 | Gas boiler environmental protection and energy saving ware |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7628967B2 (en) * | 2002-10-01 | 2009-12-08 | Airborne Industrial Minerals, Inc. | Removal of Hg, NOx, and SOx with using oxidants and staged gas/liquid contact |
-
2015
- 2015-07-28 CN CN201510450718.5A patent/CN105020730B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2636963Y (en) * | 2003-08-20 | 2004-09-01 | 北京北方汇杰科技发展有限公司 | New tubulant type high efficiency desulfur dust eliminating equipment |
| CN101334041A (en) * | 2008-07-17 | 2008-12-31 | 江阴市农业药械厂 | Star-shaped vane closed impeller for small-sized high speed centrifugal blower fan |
| CN101757826A (en) * | 2009-05-04 | 2010-06-30 | 陈久斌 | Swirling mist dust remover |
| CN103789748A (en) * | 2014-01-22 | 2014-05-14 | 清华大学 | Process chamber air distribution adjustment-oriented chemical vapor deposition (CVD) equipment spray header |
| CN103900403A (en) * | 2014-04-18 | 2014-07-02 | 吉首大学 | Waste gas processing and heat efficient recycling device |
| CN104826476A (en) * | 2015-05-11 | 2015-08-12 | 武汉都市环保工程技术股份有限公司 | Industrial flue gas desulfurization/denitrification/dedusting integrated technique and device |
| CN204756978U (en) * | 2015-07-28 | 2015-11-11 | 陈玉 | Gas boiler environmental protection and energy saving ware |
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| CN105020730A (en) | 2015-11-04 |
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