CN111617605B - Prevent ponding deposition spraying main pipe - Google Patents
Prevent ponding deposition spraying main pipe Download PDFInfo
- Publication number
- CN111617605B CN111617605B CN202010586420.8A CN202010586420A CN111617605B CN 111617605 B CN111617605 B CN 111617605B CN 202010586420 A CN202010586420 A CN 202010586420A CN 111617605 B CN111617605 B CN 111617605B
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- Prior art keywords
- accumulation
- main pipe
- along
- dust
- length direction
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- 230000008021 deposition Effects 0.000 title claims description 14
- 238000005507 spraying Methods 0.000 title description 23
- 238000009825 accumulation Methods 0.000 claims abstract description 61
- 239000007921 spray Substances 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 claims abstract description 28
- 230000002265 prevention Effects 0.000 claims abstract description 25
- 230000005484 gravity Effects 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 40
- 239000010959 steel Substances 0.000 claims description 40
- 230000001154 acute effect Effects 0.000 claims description 5
- 239000002002 slurry Substances 0.000 abstract description 20
- 239000007788 liquid Substances 0.000 abstract description 18
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000005452 bending Methods 0.000 description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 6
- 238000006477 desulfuration reaction Methods 0.000 description 6
- 230000023556 desulfurization Effects 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000003009 desulfurizing effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 1
- 206010030113 Oedema Diseases 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009851 ferrous metallurgy Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
Abstract
The invention relates to the technical field of pipelines, in particular to a water accumulation and ash accumulation preventing spray main pipe. The ponding and dust accumulation prevention spray main pipe comprises: the dust collecting prevention device comprises a body, a dust collecting prevention part and a dust collecting prevention part, wherein the dust collecting prevention part is fixedly arranged at the top of the body and is arc-shaped; and the converging part is fixedly arranged at the bottom of the body and is provided with a sharp corner downwards along the gravity direction. According to the water accumulation and dust accumulation prevention spray main pipe, the dust accumulation prevention part is arranged at the top of the body and is arc-shaped, so that dust accumulation can be effectively prevented, meanwhile, upper slurry is prevented from directly dripping at the top of the body, and corrosion of the slurry to the top of the body is reduced; and through set up the portion that converges in body bottom, and the portion that converges is provided with the closed angle downwards along the direction of gravity, can be that the thick liquid that the body outer wall flowed down swift current away along the portion bottom that converges, has reduced the time that the thick liquid stayed at the body outer wall, can effectively reduce the corruption of thick liquid to the body outer wall.
Description
Technical Field
The invention relates to the technical field of pipelines, in particular to a water accumulation and ash accumulation preventing spray main pipe.
Background
With the increasing emphasis on environmental protection worldwide, stringent emission standards are imposed on the amount of sulfur dioxide, one of the major atmospheric pollutants. In the ferrous metallurgy industry and the thermal power generation industry, the sulfur content of the sintered ore in partial areas is very high, so that the sulfur dioxide content in the sintered flue gas can reach 5000mg/Nm3, sometimes even reach more than 10000mg/Nm3, and the emission standard is far exceeded. However, in the new million units of the thermal power plant at present, the standard of ultra-low emission is required to be achieved, in order to enable the content of sulfur dioxide in the flue gas to meet the emission standard, wet desulfurization is generally adopted, the flue gas is conveyed into a spray desulfurization tower, the flue gas is enabled to fully mix and react with the slurry sprayed out of a slurry spraying layer in the spray desulfurization tower in the rising process of the flue gas in the spray desulfurization tower, and desulfurization is achieved under certain conditions so as to meet the emission standard, and the pollution degree to the environment is reduced.
The diameter of the wet desulfurization tower used for millions of units often reaches more than 20m, the traditional spraying main pipe manufactured by adopting round steel pipes cannot meet the requirement of deformation, the deflection of the spraying main pipe exceeds the standard limit value, and if the deflection cannot be controlled, the large potential safety hazard is caused after long-term use. Meanwhile, the traditional spraying main pipe manufactured by adopting the round steel pipe is large in diameter, dust is easily deposited at the top, slurry flowing down from the pipe wall cannot be completely and rapidly discharged, water is easily hung at the bottom of the outer side of the main pipe, and corrosion is easily caused.
Disclosure of Invention
Therefore, the invention aims to overcome the defect that a large-span spray main pipe for a million units is easy to bend and deform in the prior art, thereby providing the water accumulation and ash accumulation preventing spray main pipe for improving the bending rigidity of the spray main pipe.
In order to solve the technical problems, the invention provides a water accumulation and ash accumulation preventing spray main pipe, which comprises the following components:
The body is provided with a plurality of grooves,
The ash accumulation prevention part is fixedly arranged at the top of the body and is arc-shaped; and
And the converging part is fixedly arranged at the bottom of the body and is provided with a sharp corner downwards along the gravity direction.
Further, the dimension of the dust deposit prevention part along the length direction is larger than or equal to the dimension of the body along the length direction.
Further, the dimension of the confluence part along the length direction is larger than or equal to the dimension of the body along the length direction.
Further, the converging portion is angle steel.
Further, the angle steel is welded with the body through two side edges.
Further, the vertex angle of the angle steel is an acute angle.
Further, the two end parts of the angle steel along the length direction are closed.
Further, the water accumulation and ash accumulation prevention spray main pipe further comprises a side wing drainage part, and the side wing drainage part is arranged below the outer surface of the position with the largest diameter along the horizontal direction of the main body.
Further, the dimension of the side wing drainage part along the length direction is larger than or equal to the dimension of the body along the length direction.
Further, the dimension of the side wing drainage part along the length direction is smaller than the dimension of the body along the length direction, and the side wing drainage part is arranged at the middle position of the body along the length direction.
The technical scheme of the invention has the following advantages:
1. According to the water accumulation and dust accumulation prevention spray main pipe, the dust accumulation prevention part is arranged at the top of the body and is arc-shaped, so that dust accumulation can be effectively prevented, meanwhile, upper slurry is prevented from directly dripping at the top of the body, and corrosion of the slurry to the top of the body is reduced.
2. According to the water accumulation and ash accumulation prevention spraying main pipe, the converging part is arranged at the bottom of the body, and the converging part is provided with the sharp corner downwards along the gravity direction, so that the slurry flowing down from the outer wall of the body can rapidly slide away along the bottom of the converging part, the stay time of the slurry on the outer wall of the body is reduced, and the corrosion of the slurry on the outer wall of the body can be effectively reduced.
3. According to the water accumulation and ash accumulation preventing spray main pipe provided by the invention, the ash accumulation preventing part is arranged on the top of the main body in a through-length manner or in an overlength manner, so that the bending rigidity of the spray main pipe is improved along the whole top area of the length direction, and the spray main pipe is ensured to be stressed uniformly and not to deform locally.
4. According to the water accumulation and dust accumulation prevention spray main pipe, the converging part adopts the angle steel members, so that on one hand, the water accumulation and dust accumulation prevention spray main pipe can be conveniently processed, and the angle steel can be rapidly processed and formed by directly welding the angle steel with the spray main pipe; on the other hand, by means of the sharp angle structure of the angle steel, the slurry can be effectively guided to slide down, the phenomenon of water hanging is reduced, and the slurry is prevented from corroding the outer wall of the main spray pipe body; in the third aspect, the angle steel structure is adopted, so that the process requirement can be met, the minimum cross-section size can be adopted in a large-span desulfurizing tower of a million units, the structural strength and deformation requirements are met, the bending rigidity of the spraying main pipe is improved, the mid-span deflection of the spraying main pipe is reduced, and the anticorrosion and construction are simple and convenient.
5. According to the water accumulation and ash accumulation prevention spray main pipe, the vertex angle of the angle steel is an acute angle, so that the phenomenon of hanging water can be reduced, and the slurry is effectively guided to slide.
6. According to the water accumulation and dust accumulation prevention spray main pipe, the two end parts of the angle steel along the length direction are sealed, so that the inside of the angle steel can be more ensured to be a sealed environment, the anti-corrosion requirement is met, the condition that liquid enters the area between the angle steel and the spray main pipe due to the fact that the two end parts of the angle steel along the length direction are opened is avoided, and the occurrence of corrosion of the inner space of the angle steel and the spray main pipe due to factors such as accumulated liquid is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of a water accumulation and dust accumulation preventing spray main pipe according to an embodiment of the invention;
FIG. 2 is a schematic view of section A-A of FIG. 1;
FIG. 3 is a front view of a secondary anti-water and anti-ash spray main pipe according to an embodiment of the invention;
FIG. 4 is a schematic view in section B-B of FIG. 3;
Fig. 5 is a schematic view of section C-C of fig. 3.
Reference numerals illustrate:
1-body, 2-ash deposition prevention part, 3-confluence part and 4-flank drainage part.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
Referring to fig. 1 and 2, this embodiment provides a water accumulation and dust accumulation preventing spray main pipe, including:
The body (1) is provided with a plurality of grooves,
An anti-dust-accumulation part 2, wherein the anti-dust-accumulation part 2 is fixedly arranged at the top of the body 1, and the anti-dust-accumulation part 2 is arc-shaped; and
And the converging part 3 is fixedly arranged at the bottom of the body 1, and the converging part 3 is downwards provided with a sharp corner along the gravity direction.
Through body 1 top sets up prevents deposition portion 2, just prevent deposition portion 2 structure is the arc, can effectively prevent that the dust from piling up, avoids upper slurry direct drip at body 1 top simultaneously, reduces the corruption of slurry to body 1 top.
Through body 1 bottom sets up the portion of converging 3, and the portion of converging 3 is provided with the closed angle downwards along the direction of gravity, can be that the thick liquid that body 1 outer wall flowed down swift current away along the portion of converging bottom, has reduced the time that the thick liquid stayed at body 1 outer wall, can effectively reduce the corruption of thick liquid to body 1 outer wall.
Preferably, the water accumulation and dust accumulation preventing spray main pipe provided by the invention is preferably a cylindrical pipeline, and the body 1 is preferably cylindrical, so that the spray main pipe is conveniently and directly manufactured by adopting a traditional steel pipe. The water accumulation and dust accumulation prevention spray main pipe provided by the invention is convenient to construct, so that the slurry flowing down the pipe wall can be rapidly discharged along the converging part 3, the phenomenon that water is easily hung at the bottom of the outer side of the spray main pipe is reduced, and the corrosion of the slurry to the outer wall of the spray main pipe body 1 is effectively reduced.
Specifically, the dimension of the dust deposit prevention portion 2 in the longitudinal direction is greater than or equal to the dimension of the body 1 in the longitudinal direction.
The ponding deposition prevention spraying main pipe that this embodiment provided, prevent that the size of deposition portion 2 along length direction is greater than or equal to the size of body 1 along length direction, through the top logical length setting of body 1 prevent deposition portion 2 or overlength setting prevent deposition portion 2, and then make the spraying main pipe improve bending rigidity along the whole top region of length direction, guarantee the spraying main pipe atress is balanced, does not take place local deformation.
Preferably, in this embodiment, the dimension of the dust deposit preventing portion 2 in the longitudinal direction is equal to the dimension of the body 1 in the longitudinal direction.
Specifically, the dimension of the confluence part 3 in the length direction is greater than or equal to the dimension of the body 1 in the length direction.
The ponding deposition spraying of preventing that this embodiment provided is responsible for, not only can the thick liquid of the outer wall of quick drainage body 1, reduce thick liquid corruption, can also increase the pressurized area of body 1 bottom to can improve the bending rigidity of body 1, reduce the amount of deflection in striding, satisfy the structural deformation requirement, anticorrosive and construction is simple convenient. And the size of the converging part 3 along the length direction is larger than or equal to the size of the body 1 along the length direction, and the converging part 3 is arranged on the bottom of the body 1 in a through length mode or the converging part 3 is arranged in an overlength mode, so that the bending rigidity of the whole bottom area of the spraying main pipe along the length direction is improved, the stress balance of the spraying main pipe is ensured, and the spraying main pipe is not deformed locally.
Preferably, in the present embodiment, the dimension of the confluence part 3 in the length direction is equal to the dimension of the body 1 in the length direction.
Preferably, the confluence part 3 is a V-shaped member welded to the bottom of the cylindrical pipe of the body 1, and the bottom angle of the V-shaped member is an acute angle.
Specifically, the converging portion 3 is angle steel. By adopting the angle steel member, on one hand, the processing of the water accumulation and dust accumulation preventing spray main pipe can be facilitated, and the angle steel can be rapidly processed and molded by directly welding the angle steel with the spray main pipe; on the other hand, by means of the sharp angle structure of the angle steel, the slurry can be effectively guided to slide down, the phenomenon of water hanging is reduced, and the slurry is prevented from corroding the outer wall of the main spray pipe body 1; in the third aspect, the angle steel structure is adopted, so that the process requirement can be met, the minimum cross-section size can be adopted in a large-span desulfurizing tower of a million units, the structural strength and deformation requirements are met, the bending rigidity of the spraying main pipe is improved, the mid-span deflection of the spraying main pipe is reduced, and the anticorrosion and construction are simple and convenient.
Specifically, the angle steel is welded with the body 1 through two side edges. The angle steel is directly welded with the spraying main pipe, so that rapid machining and forming can be realized.
Specifically, the vertex angle of the angle steel is an acute angle. The phenomenon of hanging water can be reduced, and the slurry is effectively guided to slide down.
Specifically, the angle steel is closed and arranged along the two end parts of the length direction. Through right angle steel seals along length direction's both ends tip, can more guarantee that the angle steel is inside to be sealing environment, satisfies anticorrosive requirement, avoids because angle steel opens along length direction's both ends tip, and then avoids liquid to get into the angle steel and spray the region between the person in charge, reduces angle steel and sprays the condition emergence of the inner space of being responsible for because factors such as hydrops cause.
Preferably, the two end parts of the angle steel along the length direction are sealed by welding steel plates, so that a closed cavity is defined between the angle steel and the body 1 and is in a complete sealing state, and further the anti-corrosion requirement is met.
Specifically, prevent ponding deposition spray main pipe still includes flank drainage portion 4, flank drainage portion 4 set up in body 1 along the surface below of the biggest department of horizontal direction diameter.
Specifically, the dimension of the side wing drainage part 4 in the longitudinal direction is greater than or equal to the dimension of the body 1 in the longitudinal direction.
Preferably, the side wing drainage part 4 is configured as a V-shaped member, and the apex angle of the V-shaped member is an obtuse angle, so that the side wing drainage part 4 is attached to the body 1.
Through prevent ponding deposition sprays and further set up flank drainage portion 4 on the body 1 of being responsible for, and will flank drainage portion 4 set up in the body 1 is along the surface below of the biggest department of horizontal direction diameter, on the one hand can make the thick liquid that body 1 first half flowed down can flow away along flank drainage portion 4, share the thick liquid that the portion 3 that converges, on the other hand can satisfy structural strength and deformation requirement, improves the bending rigidity of spraying the person in charge, reduces the amount of deflection of spraying the person in charge of midspan.
Example two
As shown in fig. 3-5, unlike the foregoing embodiments, the dimension of the side wing drainage portion 4 along the length direction of the main pipe for preventing water and dust accumulation is smaller than the dimension of the main body 1 along the length direction, and the side wing drainage portion 4 is disposed at a middle position of the main body 1 along the length direction.
Through prevent ponding deposition sprays and further set up flank drainage portion 4 on the body 1 of being responsible for, and will flank drainage portion 4 set up in the body 1 is along the surface below of the biggest department of horizontal direction diameter, on the one hand can make the thick liquid that body 1 first half flowed down can flow away along flank drainage portion 4, share the thick liquid that the portion 3 that converges, on the other hand can satisfy structural strength and deformation requirement, improves the bending rigidity of spraying the person in charge, reduces the amount of deflection of spraying the person in charge of midspan.
And flank drainage portion 4 set up in body 1 along length direction's middle part position, and along length direction's size be less than body 1 along length direction's size, can make flank drainage portion 4 preferentially discharge the thick liquid that body 1 along length direction's middle part position flowed down, make the thick liquid that body 1 first half flowed down can flow away along flank drainage portion 4, share body 1 along length direction's middle part position flow direction the thick liquid of converging portion 3.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (5)
1. Prevent ponding deposition spray director, its characterized in that includes:
A body (1),
An anti-dust-accumulation part (2), wherein the anti-dust-accumulation part (2) is fixedly arranged at the top of the body (1), and the anti-dust-accumulation part (2) is in an arc shape; and
The converging part (3), the converging part (3) is fixedly arranged at the bottom of the body (1), and the converging part (3) is provided with a sharp angle downwards along the gravity direction;
The water accumulation and ash accumulation prevention spray main pipe further comprises a side wing drainage part (4), and the side wing drainage part (4) is arranged below the outer surface of the position with the largest diameter of the body (1) along the horizontal direction;
the size of the side wing drainage part (4) along the length direction is smaller than that of the body (1), and the side wing drainage part (4) is arranged at the middle part of the body (1) along the length direction;
the dimension of the dust accumulation prevention part (2) along the length direction is larger than or equal to the dimension of the body (1) along the length direction; the dimension of the confluence part (3) along the length direction is larger than or equal to the dimension of the body (1) along the length direction.
2. The water accumulation and ash accumulation prevention spray main pipe according to claim 1, wherein the converging portion (3) is angle steel.
3. The water accumulation and ash accumulation preventing spray main pipe according to claim 2 is characterized in that the angle steel is welded with the body (1) through two side edges.
4. The water accumulation and dust accumulation preventing spray main pipe according to claim 3, wherein the top angle of the angle steel is an acute angle.
5. The water accumulation and dust accumulation prevention spray main pipe according to claim 4, wherein the two end parts of the angle steel along the length direction are closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010586420.8A CN111617605B (en) | 2020-06-24 | 2020-06-24 | Prevent ponding deposition spraying main pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010586420.8A CN111617605B (en) | 2020-06-24 | 2020-06-24 | Prevent ponding deposition spraying main pipe |
Publications (2)
| Publication Number | Publication Date |
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| CN111617605A CN111617605A (en) | 2020-09-04 |
| CN111617605B true CN111617605B (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010586420.8A Active CN111617605B (en) | 2020-06-24 | 2020-06-24 | Prevent ponding deposition spraying main pipe |
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| Country | Link |
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| CN (1) | CN111617605B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204816155U (en) * | 2015-07-06 | 2015-12-02 | 无锡市华东电力设备有限公司 | Strenghthened type desulfurizing tower sprays layer |
| CN208703308U (en) * | 2018-05-22 | 2019-04-05 | 中国电建集团中南勘测设计研究院有限公司 | A kind of pipeline with rigidity enhancing structure |
| CN212440692U (en) * | 2020-06-24 | 2021-02-02 | 中国华电科工集团有限公司 | Prevent ponding deposition ash and spray and be responsible for |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201244431Y (en) * | 2008-08-19 | 2009-05-27 | 杨东 | Unit equipment of annular water distribution device and defroster |
| CN103244756A (en) * | 2012-02-13 | 2013-08-14 | 江苏乔阳管业科技有限公司 | Reinforced injection molded tube |
| WO2014168837A1 (en) * | 2013-04-12 | 2014-10-16 | Exxonmobil Upstream Research Company | Reinforced liners for pipelines |
| CN107606329A (en) * | 2017-10-20 | 2018-01-19 | 成都科盛石油科技有限公司 | petroleum transportation pipeline with anti-corrosion function |
| CN208295313U (en) * | 2018-05-31 | 2018-12-28 | 永春县广普科技有限公司 | A kind of enhanced HDPE pipe |
-
2020
- 2020-06-24 CN CN202010586420.8A patent/CN111617605B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204816155U (en) * | 2015-07-06 | 2015-12-02 | 无锡市华东电力设备有限公司 | Strenghthened type desulfurizing tower sprays layer |
| CN208703308U (en) * | 2018-05-22 | 2019-04-05 | 中国电建集团中南勘测设计研究院有限公司 | A kind of pipeline with rigidity enhancing structure |
| CN212440692U (en) * | 2020-06-24 | 2021-02-02 | 中国华电科工集团有限公司 | Prevent ponding deposition ash and spray and be responsible for |
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| Publication number | Publication date |
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| CN111617605A (en) | 2020-09-04 |
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