CN113304600A - Flue gas wet desulphurization processing apparatus for flue-cured tobacco purification treatment - Google Patents
Flue gas wet desulphurization processing apparatus for flue-cured tobacco purification treatment Download PDFInfo
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- CN113304600A CN113304600A CN202110643343.XA CN202110643343A CN113304600A CN 113304600 A CN113304600 A CN 113304600A CN 202110643343 A CN202110643343 A CN 202110643343A CN 113304600 A CN113304600 A CN 113304600A
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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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
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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
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Abstract
The invention provides a flue gas wet desulphurization treatment device for flue-cured tobacco purification treatment, which relates to the technical field of desulphurization devices, and solves the problem that the sufficient diffusion of smoke cannot be realized through structural improvement, so that the smoke can be fully contacted with spray; the spraying type diffusion can not be realized through the structural improvement so as to improve the diffusion area of the spraying and further improve the desulfurization effect. A flue gas wet desulphurization treatment device for flue-cured tobacco purification treatment comprises a box body; the box is rectangle box column structure, and the welding of bottom of the box has the collection fill. The number of the bulges is five, and the five bulges are welded on the top end surface of the barrier plate in a rectangular array shape; the five bulges are in a semi-cylindrical structure and are respectively aligned with the five spray pipes, so that the sputtering diffusion can be realized after the desulfurization liquid sprayed out of the spray holes is contacted with the bulges.
Description
Technical Field
The invention belongs to the technical field of desulfurization devices, and particularly relates to a flue gas wet desulfurization treatment device for flue-cured tobacco purification treatment.
Background
Along with the continuous improvement of the national environmental protection policy, the improvement of the awareness of environmental protection and emission reduction of people, the treatment and the cyclic utilization of the desulfurization wastewater become more and more important, the hardness content of calcium and magnesium in the desulfurization wastewater is high, the water quantity and the water quality change and fluctuation are large along with the change of the front-end flue gas desulfurization working condition, and a treatment device for the flue gas wet desulfurization wastewater is needed for ensuring the desulfurization effect and the environmental protection requirement.
As in application No.: the invention discloses a treatment device for waste water generated in wet flue gas desulfurization, which comprises a kettle body, wherein a top cover is fixedly installed at the top of the kettle body, support frames are fixedly installed on two sides of the bottom of the kettle body, fixing seats are fixedly installed at the bottom ends of two sides of the kettle body, a smoke inlet assembly is fixedly installed on one side of the kettle body, a stirring assembly is fixedly installed in the kettle body, and a drainage assembly is fixedly installed on the other side of the kettle body. According to the invention, the top cover is fixedly arranged at the top of the kettle body, the installation nut fixedly arranged at the bottom of the kettle body and the bottom of the top cover are sleeved and installed by utilizing the external screw thread fixedly arranged at the top of the surface of the kettle body, the sealing gasket movably arranged in the installation nut seals the joint of the kettle body and the top cover, when the maintenance treatment device needs to be cleaned, the installation nut is unscrewed, the top cover is opened, the cleaning and maintenance of workers are facilitated, and the use effect of the treatment device is improved.
Wet desulfurization similar to that of the above application currently suffers from the following disadvantages:
one is that the smoke is concentrated in the desulfurization process of the existing device, and the sufficient diffusion of the smoke cannot be realized through the structural improvement, so that the smoke can be fully contacted with the spray; moreover, the existing device can not realize the sputtering type diffusion of the spray through the structural improvement so as to improve the diffusion area of the spray and further improve the desulfurization effect; finally, the existing device is easy to remain desulfurization liquid at the spray pipe after desulfurization is finished, and further accelerated corrosion of the spray pipe is caused.
In view of the above, the present invention provides a flue gas wet desulfurization treatment device for flue-cured tobacco purification treatment, which is developed and improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a wet flue gas desulfurization device for flue-cured tobacco purification treatment, which aims to solve the problems that in the prior art, the smoke is concentrated in the desulfurization process, and the sufficient diffusion of the smoke cannot be realized through the structural improvement, so that the smoke can be fully contacted with the spray; moreover, the existing device can not realize the sputtering type diffusion of the spray through the structural improvement so as to improve the diffusion area of the spray and further improve the desulfurization effect; finally, the existing device is easy to remain desulfurization liquid at the spray pipe after desulfurization is finished, and further the accelerated corrosion of the spray pipe is caused.
The invention relates to a flue gas wet desulphurization treatment device for flue-cured tobacco purification treatment, which is realized by the following specific technical means:
a flue gas wet desulphurization treatment device for flue-cured tobacco purification treatment comprises a box body;
the box body is of a rectangular box-shaped structure, and a collecting hopper is welded at the bottom of the box body;
the cover plate is arranged on the box body;
the spraying structure is arranged in the box body;
a purification structure mounted on the cover plate.
Further, the box includes:
the two connecting plates are arranged and are of rectangular plate structures, and the two connecting plates are symmetrically welded on the box body;
the bottom end surface of each connecting plate is welded with two supporting columns;
the air inlet pipe A is connected to the box body, and the vertical position of the air inlet pipe A is lower than the blocking plate.
Further, the box still includes:
the two sliding seats are arranged and symmetrically welded on the box body;
the cover plate includes:
the sliding bulges are provided with two sliding bulges and are symmetrically welded on the bottom end surface of the cover plate; the sliding bulge is matched with the sliding seat and is in sliding connection with the sliding seat; the sliding protrusion and the sliding seat jointly form a sliding type opening and closing structure of the cover plate, and the cover plate is of a T-shaped plate structure.
Further, the barrier plate is of a rectangular plate-shaped structure;
the arresting plate includes:
the through holes A are arranged on the barrier plate in a rectangular array shape, and the through holes A arranged in the rectangular array shape jointly form a smoke uniform diffusion structure.
Furthermore, the through hole A is in a conical hole structure, and the through hole A of the conical hole structure forms a diffusion structure of the smoke.
Further, the spraying structure includes:
the connecting pipe is connected to the box body and is connected with the liquid supply pump;
the five spray pipes are arranged and connected with the connecting pipe and are fixed in the box body; the lower part of the outer wall of each spray pipe is provided with spray holes in a fan-shaped array shape, and the spray holes in the fan-shaped array shape form a spray liquid diffusion structure together.
Further, the barrier plate further comprises:
the number of the protrusions is five, and the five protrusions are welded on the top end face of the blocking plate in a rectangular array; the five bulges are of semi-cylindrical structures and are respectively aligned with the five spray pipes.
Further, the purification structure includes:
the box body is arranged on the cover plate and is of a rectangular box-shaped structure;
the air inlet pipe B is connected on the cover plate and communicated with the cover plate;
the partition plates are welded in the box body, and through holes B are formed in the partition plates in a rectangular array shape; the purified liquid in the box body passes through the partition plate, and the through holes B on the partition plate jointly form a separation structure of airflow.
Further, the purification structure includes:
the exhaust pipe is connected to the box body and is of a bent pipe structure.
Further, the cover plate further includes:
the elastic telescopic rod is welded on the bottom end face of the cover plate;
the contact head, the contact head welding is at the head end of elasticity telescopic link, and contact head and spray tube elastic contact to the head end of contact head is the toper structure.
Compared with the prior art, the invention has the following beneficial effects:
through the arrangement of the blocking plate, firstly, the through holes A are arranged on the blocking plate in a rectangular array shape, and the through holes A arranged in the rectangular array shape jointly form a smoke uniform diffusion structure, so that the smoke can be ensured to be uniformly contacted with the spray;
secondly, the through hole A is in a conical hole structure, and the diffusion effect of the smoke can be improved through the through hole A in the conical hole structure;
thirdly, five bulges are arranged and welded on the top end surface of the barrier plate in a rectangular array; the five bulges are in a semi-cylindrical structure and are respectively aligned with the five spray pipes, so that the sputtering diffusion can be realized after the desulfurization liquid sprayed out of the spray holes is contacted with the bulges.
Through the setting of spraying the structure, all be fan-shaped array form because of the outer wall below position of every spray tube and seted up the orifice, and the orifice that fan-shaped array form was seted up has formed the hydrojet diffusion structure jointly to can improve the contact effect of spraying and flue gas.
Set through apron and the setting of spraying structure, because of the contact welding at the head end of elasticity telescopic link, and contact and spray tube elastic contact to the head end of contact is the toper structure, thereby can realize the shake of desulfurization liquid on the spray tube through the continuous elastic contact of contact and spray tube when the pulling apron and fall, and then has prevented that desulfurization liquid from remaining on the spray tube for a long time and leading to spray tube accelerated corrosion.
Drawings
Fig. 1 is a schematic axial view of the case of the present invention.
Fig. 2 is an enlarged schematic view of fig. 1 at a.
Fig. 3 is a schematic view of the present invention in an axially disassembled configuration as shown in fig. 1.
Fig. 4 is an enlarged view of the structure of fig. 3B according to the present invention.
Fig. 5 is an enlarged view of the structure of fig. 3 according to the present invention.
Fig. 6 is a schematic diagram of the right-side structure of fig. 1 according to the present invention.
Fig. 7 is an enlarged view of fig. 6D according to the present invention.
FIG. 8 is a schematic cross-sectional view of a purification structure of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a box body; 101. a connecting plate; 102. a support pillar; 103. an air inlet pipe A; 104. a sliding seat; 2. a cover plate; 201. a sliding projection; 202. an elastic telescopic rod; 203. a contact head; 3. a damming board; 301. a through hole A; 302. a protrusion; 4. a spraying structure; 401. a connecting pipe; 402. a nozzle; 403. spraying a hole; 5. a purification structure; 501. a box body; 502. an air inlet pipe B; 503. a partition plate; 504. a through hole B; 505. and (4) exhausting the gas.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a flue gas wet desulphurization processing unit for flue-cured tobacco purification treatment, which comprises a box body 1;
the box body 1 is of a rectangular box-shaped structure, and a collecting hopper is welded at the bottom of the box body 1;
the cover plate 2 is arranged on the box body 1;
the spraying structure 4 is arranged in the box body 1;
the purification structure 5, the purification structure 5 is installed on the cover plate 2.
Referring to fig. 1, the case 1 includes:
the two connecting plates 101 are arranged, the two connecting plates 101 are both rectangular plate-shaped structures, and the two connecting plates 101 are symmetrically welded on the box body 1;
the number of the support columns 102 is four, and two support columns 102 are welded on the bottom end face of each connecting plate 101;
and the air inlet pipe A103 is connected to the box body 1, and the vertical position of the air inlet pipe A103 is lower than the barrier plate 3.
Referring to fig. 3 and 4, the case 1 further includes:
the number of the sliding seats 104 is two, and the two sliding seats 104 are symmetrically welded on the box body 1;
the cover plate 2 includes:
two sliding protrusions 201 are arranged, and the two sliding protrusions 201 are symmetrically welded on the bottom end face of the cover plate 2; the sliding protrusion 201 is matched with the sliding seat 104, and the sliding protrusion 201 is connected with the sliding seat 104 in a sliding manner; the sliding protrusion 201 and the sliding seat 104 jointly form a sliding type opening and closing structure of the cover plate 2, and the cover plate 2 is a T-shaped plate structure, so that the sealing performance between the cover plate 2 and the box body 1 can be improved.
Referring to fig. 5, the blocking plate 3 has a rectangular plate-like structure;
the arresting plate 3 comprises:
through-hole A301, through-hole A301 are set up on arresting barrier 3 for the rectangle array form, and the even diffusion configuration of flue gas has been constituteed jointly to the through-hole A301 that the rectangle array form was seted up to can guarantee that the flue gas can be even and the spraying contact.
Referring to fig. 5, the through holes a301 are tapered hole structures, and the tapered hole structures of the through holes a301 constitute a diffusion structure of the smoke.
Referring to fig. 3, the shower structure 4 includes:
a connecting pipe 401, wherein the connecting pipe 401 is connected to the box body 1, and the connecting pipe 401 is connected with the liquid supply pump;
the number of the spray pipes 402 is five, the spray pipes 402 are connected with the connecting pipe 401, and the five spray pipes 402 are fixed in the box body 1; the lower part of the outer wall of each spray pipe 402 is provided with spray holes 403 in a fan-shaped array, and the spray holes 403 in the fan-shaped array form a spray liquid diffusion structure together, so that the contact effect of spray and flue gas can be improved.
Referring to fig. 5, the dam plate 3 further includes:
the number of the protrusions 302 is five, and the five protrusions 302 are welded on the top end face of the barrier plate 3 in a rectangular array; the five protrusions 302 are all of a semi-cylindrical structure, and the five protrusions 302 are respectively aligned with the five nozzles 402, so that the sputtering diffusion can be realized after the desulfurization liquid sprayed from the spray holes 403 contacts with the protrusions 302.
Referring to fig. 8, the purification structure 5 includes:
the box body 501 is arranged on the cover plate 2, and the box body 501 is of a rectangular box-shaped structure;
the air inlet pipe B502 is connected to the cover plate 2, and the air inlet pipe B502 is communicated;
the partition plates 503 are welded in the box body 501, and through holes B504 are formed in the partition plates 503 in a rectangular array shape; the purified liquid in the box body 501 passes through the partition 503, and the through holes B504 on the partition 503 jointly form a separation structure of the air flow, so that the air flow can be separated into a plurality of small bubbles through the through holes B504, and the purification effect is further improved.
Referring to fig. 8, the purification structure 5 includes:
Referring to fig. 6 and 7, the cover plate 2 further includes:
the elastic telescopic rod 202 is welded on the bottom end face of the cover plate 2;
contact 203, contact 203 weld in the head end of elastic expansion link 202, and contact 203 and spray tube 402 elastic contact, and the head end of contact 203 is the toper structure, thereby can realize the shake of desulfurization liquid on the spray tube 402 through the continuous elastic contact of contact 203 with spray tube 402 when pulling apron 2 and fall, and then prevented that desulfurization liquid from remaining for a long time and leading to spray tube 402 accelerated corrosion on spray tube 402.
In another embodiment, the head end of the contact head 203 has a semi-cylindrical structure, so that the desulfurization liquid on the spray pipe 402 can be shaken off by the continuous elastic contact between the contact head 203 and the spray pipe 402 when the cover plate 2 is pulled, thereby preventing the desulfurization liquid from remaining on the spray pipe 402 for a long time to accelerate corrosion of the spray pipe 402.
The specific use mode and function of the embodiment are as follows:
after the flue gas enters the box body 1, firstly, the through holes A301 are arranged on the blocking plate 3 in a rectangular array shape, and the through holes A301 arranged in the rectangular array shape jointly form a flue gas uniform diffusion structure, so that the flue gas can be ensured to be uniformly contacted with spray; secondly, the through hole A301 is in a conical hole structure, and the through hole A301 in the conical hole structure can improve the diffusion effect of the flue gas;
during spray liquid desulfurization, firstly, the spray holes 403 are formed in a fan-shaped array manner at the lower position of the outer wall of each spray pipe 402, and the spray holes 403 formed in the fan-shaped array manner jointly form a spray liquid diffusion structure, so that the contact effect of spray and flue gas can be improved; secondly, the number of the protrusions 302 is five, and the five protrusions 302 are welded on the top end face of the barrier plate 3 in a rectangular array shape; the five bulges 302 are of a semi-cylindrical structure, and the five bulges 302 are respectively aligned with the five spray pipes 402, so that the sputtering diffusion can be realized after the desulfurization liquid sprayed from the spray holes 403 is contacted with the bulges 302;
when the cover plate 2 is pulled, the contact head 203 is welded at the head end of the elastic telescopic rod 202, the contact head 203 is in elastic contact with the spray pipe 402, and the head end of the contact head 203 is in a conical structure, so that the desulfurization liquid on the spray pipe 402 can be shaken off through the continuous elastic contact between the contact head 203 and the spray pipe 402 when the cover plate 2 is pulled, and the desulfurization liquid is prevented from remaining on the spray pipe 402 for a long time to cause accelerated corrosion of the spray pipe 402;
in the using process, firstly, the sliding protrusion 201 and the sliding seat 104 jointly form a sliding type opening and closing structure of the cover plate 2, and the cover plate 2 is in a T-shaped plate structure, so that the sealing performance between the cover plate 2 and the box body 1 can be improved; second, since exhaust pipe 505 is connected to box 501 and exhaust pipe 505 is bent, the elastic stretching ability of exhaust pipe 505 can be improved, and the fracture of the welded portion between exhaust pipe 505 and box 501 caused by excessive stretching of exhaust pipe 505 can be prevented.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a flue gas wet flue gas desulfurization processing apparatus for flue-cured tobacco purification treatment which characterized in that: comprises a box body;
the box body is of a rectangular box-shaped structure, and a collecting hopper is welded at the bottom of the box body;
the cover plate is arranged on the box body;
the spraying structure is arranged in the box body;
a purification structure mounted on the cover plate.
2. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the box body comprises:
the two connecting plates are arranged and are of rectangular plate structures, and the two connecting plates are symmetrically welded on the box body;
the bottom end surface of each connecting plate is welded with two supporting columns;
the air inlet pipe A is connected to the box body, and the vertical position of the air inlet pipe A is lower than the blocking plate.
3. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the box still includes:
the two sliding seats are arranged and symmetrically welded on the box body;
the cover plate includes:
the sliding bulges are provided with two sliding bulges and are symmetrically welded on the bottom end surface of the cover plate; the sliding bulge is matched with the sliding seat and is in sliding connection with the sliding seat; the sliding protrusion and the sliding seat jointly form a sliding type opening and closing structure of the cover plate, and the cover plate is of a T-shaped plate structure.
4. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification treatment of claim 2, characterized in that: the barrier plate is of a rectangular plate-shaped structure;
the arresting plate includes:
the through holes A are arranged on the barrier plate in a rectangular array shape, and the through holes A arranged in the rectangular array shape jointly form a smoke uniform diffusion structure.
5. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification treatment of claim 4, characterized in that: the through hole A is in a conical hole structure, and the through hole A of the conical hole structure forms a diffusion structure of the smoke.
6. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the spray structure includes:
the connecting pipe is connected to the box body and is connected with the liquid supply pump;
the five spray pipes are arranged and connected with the connecting pipe and are fixed in the box body; the lower part of the outer wall of each spray pipe is provided with spray holes in a fan-shaped array shape, and the spray holes in the fan-shaped array shape form a spray liquid diffusion structure together.
7. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification treatment of claim 4, characterized in that: the barrier plate further comprises:
the number of the protrusions is five, and the five protrusions are welded on the top end face of the blocking plate in a rectangular array; the five bulges are of semi-cylindrical structures and are respectively aligned with the five spray pipes.
8. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the purification structure includes:
the box body is arranged on the cover plate and is of a rectangular box-shaped structure;
the air inlet pipe B is connected on the cover plate and communicated with the cover plate;
the partition plates are welded in the box body, and through holes B are formed in the partition plates in a rectangular array shape; the purified liquid in the box body passes through the partition plate, and the through holes B on the partition plate jointly form a separation structure of airflow.
9. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the purification structure includes:
the exhaust pipe is connected to the box body and is of a bent pipe structure.
10. The flue-gas wet desulphurization processing unit for flue-cured tobacco purification processing of claim 1, characterized in that: the cover plate further includes:
the elastic telescopic rod is welded on the bottom end face of the cover plate;
the contact head, the contact head welding is at the head end of elasticity telescopic link, and contact head and spray tube elastic contact to the head end of contact head is the toper structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110643343.XA CN113304600A (en) | 2021-06-09 | 2021-06-09 | Flue gas wet desulphurization processing apparatus for flue-cured tobacco purification treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110643343.XA CN113304600A (en) | 2021-06-09 | 2021-06-09 | Flue gas wet desulphurization processing apparatus for flue-cured tobacco purification treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113304600A true CN113304600A (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110643343.XA Withdrawn CN113304600A (en) | 2021-06-09 | 2021-06-09 | Flue gas wet desulphurization processing apparatus for flue-cured tobacco purification treatment |
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| Country | Link |
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| CN (1) | CN113304600A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114011190A (en) * | 2021-11-05 | 2022-02-08 | 中建西部建设贵州有限公司 | Dust removal case equipment based on concrete production |
| CN114307611A (en) * | 2021-12-24 | 2022-04-12 | 中国建筑第五工程局有限公司 | Building construction carbon neutralization discharge treatment system |
-
2021
- 2021-06-09 CN CN202110643343.XA patent/CN113304600A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114011190A (en) * | 2021-11-05 | 2022-02-08 | 中建西部建设贵州有限公司 | Dust removal case equipment based on concrete production |
| CN114307611A (en) * | 2021-12-24 | 2022-04-12 | 中国建筑第五工程局有限公司 | Building construction carbon neutralization discharge treatment system |
| CN114307611B (en) * | 2021-12-24 | 2023-11-03 | 呼和浩特市兴业建筑工程有限责任公司 | Building construction carbon neutralization emission treatment system |
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Application publication date: 20210827 |
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