CN109603495B - Foam treatment system for overflow pipe of absorption tower and application method of foam treatment system - Google Patents
Foam treatment system for overflow pipe of absorption tower and application method of foam treatment system Download PDFInfo
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- CN109603495B CN109603495B CN201811441167.6A CN201811441167A CN109603495B CN 109603495 B CN109603495 B CN 109603495B CN 201811441167 A CN201811441167 A CN 201811441167A CN 109603495 B CN109603495 B CN 109603495B
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- Prior art keywords
- pipe
- absorption tower
- foam
- overflow
- overflow pipe
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- 239000006260 foam Substances 0.000 title claims abstract description 68
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000498 cooling water Substances 0.000 claims abstract description 43
- 239000007921 spray Substances 0.000 claims abstract description 38
- 238000011010 flushing procedure Methods 0.000 claims abstract description 30
- 239000002002 slurry Substances 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000006477 desulfuration reaction Methods 0.000 description 8
- 230000023556 desulfurization Effects 0.000 description 8
- 230000009466 transformation Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B01D53/14—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 by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The foam treatment system for the overflow pipe of the absorption tower comprises the absorption tower, wherein a circulating pump is arranged at the outer side of the absorption tower, an L-shaped overflow pipe is arranged on the side wall of the absorption tower, an overflow exhaust pipe is arranged on the overflow pipe, and the overflow pipe is downwards led into a trench; the cooling water outlet pipe of the circulating pump is divided into a cooling water return pipe and a bottom spray pipe, and the end part of the bottom spray pipe is fixed at the tail end of the overflow pipe to realize spray flushing of foam at the pipe orifice of the overflow pipe; a top flushing water pipe is also arranged; the top flushing water pipe is communicated with the bottom of the overflow exhaust pipe, and the overflow pipe is flushed from the top. According to the invention, the cooling water of the circulating pump speed reducer is connected to the bottom and the top of the overflow pipe of the absorption tower, when foam flows down from the overflow pipe of the absorption tower, the water flow can smoothly flush the foam into the pit, and the environment is prevented from being polluted due to foam accumulation, so that the civilized production condition at the overflow pipe of the absorption tower is improved, the original configuration of the absorption tower is utilized, the cost is extremely low, and the operation is simple.
Description
Technical Field
The invention relates to the technical field of desulfurization absorption towers, in particular to an absorption tower overflow pipe foam treatment system and a use method thereof.
Background
At present, after the limestone-gypsum wet desulfurization is improved, the desulfurization process is changed from the original single-tower single-cycle desulfurization to the single-tower double-cycle desulfurization, and as the improved desulfurization internal components and the operation mode are changed, a collecting bowl is additionally arranged above a spraying layer of an absorption tower, so that demister flushing water cannot enter the absorption tower, and the foam of slurry in the absorption tower is continuously increased to cause overflow, thereby influencing civilized production of a desulfurization system.
Disclosure of Invention
The invention aims to provide an absorption tower overflow pipe foam treatment system and a use method thereof, which solve the technical problems that in the prior art, after limestone-gypsum wet desulphurization single-tower single-cycle is changed into single-tower double-cycle, demister flushing water enters an AFT tower in operation, and foam in the absorption tower is not effectively inhibited, so that overflow foam of the absorption tower is caused.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
the utility model provides an absorption tower overflow pipe foam treatment system, includes the absorption tower, the absorption tower outside is provided with circulating pump, its characterized in that: an L-shaped overflow pipe is arranged on the side wall of the absorption tower, an upward overflow exhaust pipe is arranged at the bending part of the overflow pipe, and the overflow pipe is downwards led into a trench; the circulating pump is provided with a cooling water inlet and a cooling water outlet, wherein a cooling water outlet pipe connected with the cooling water outlet is divided into two branch pipes, one branch pipe is a cooling water return pipe and is communicated with a return water tank, the other branch pipe is a bottom spray water pipe, and the end part of the bottom spray water pipe is fixed at the tail end of an overflow pipe to realize spray flushing of foam at the pipe orifice of the overflow pipe; the cooling water return pipe and the bottom spray water pipe are both provided with switch valves.
As the preferable scheme of the invention, the cooling water outlet pipe is also provided with a top flushing water pipe; the top flushing water pipe is communicated with the bottom of the overflow exhaust pipe, and the overflow pipe is flushed from the top; the top flushing water pipe is provided with a switch valve.
Further preferably, the bottom shower pipe is connected with the overflow pipe in a trench.
Further preferably, the end part of the bottom spray pipe surrounds the overflow pipe for one circle to form a spray ring pipe, and the spray ring pipe is uniformly provided with holes to form spray holes.
Further preferably, a foam collecting bucket is arranged in the absorption tower, and the bottom of the foam collecting bucket penetrates out of the side wall of the absorption tower through a collecting pipe to be communicated with an overflow pipe.
Further preferably, the upper edge of the foam collecting hopper is zigzag, and the lowest position of the upper edge is 5-15 mm higher than the highest overflow water level of the absorption tower; the inner side wall of the foam collecting hopper is a smooth arc-shaped wall; a plurality of foam drainage lines are arranged between the upper edge and the inner side wall of the foam collection hopper; the corner of the inner wall of the collecting pipe is a round angle; the junction of the foam collecting hopper and the collecting pipe is also arc-shaped.
Further preferably, the top of the foam collecting hopper is provided with a cover plate on the inner side wall of the absorption tower; the top of overflow blast pipe is provided with the block.
More preferably, a baffle plate which is convenient for the foam to be gathered into slurry is arranged on the inner wall of the tail part of the overflow pipe.
In addition, the invention also provides a using method of the foam treatment system of the overflow pipe of the absorption tower, which is characterized by comprising the following steps:
step one, preparing, including pipeline laying and node connection;
step two, starting a circulating pump and a cooling water circulating pipeline of the circulating pump, and enabling the absorption tower to enter a working state;
step three, in the initial stage, a switching valve of a cooling water return pipe is opened, so that cooling water enters a return water tank;
step four, in the middle stage, closing a switching valve of a cooling water return pipe, opening a switching valve of a bottom spray water pipe, and spraying and flushing foam at the tail pipe orifice of the overflow pipe;
and fifthly, in the later stage, opening a switch valve of a top flushing water pipe, flushing the overflow pipe from the top until the work of the absorption tower is completed.
Before transformation, the cooling water of the circulating pump speed reducer is returned to the process water tank, and after transformation, the cooling water pipe of the circulating pump speed reducer is connected to an overflow pipe of the absorption tower, so that foam from the overflow pipe is washed and returned to the pit. Compared with the prior art, the invention has the technical advantages that:
1. the steps are carried out in stages, so that water-saving resources are effectively configured: at the initial stage, less foam is produced, flushing is not needed, and at the moment, a switch valve of a cooling water return pipe is opened to enable cooling water to enter a return water tank; the foam accumulation in the middle stage is lighter, the switch valve of the cooling water return pipe is closed, and the foam at the mouth of the pipe at the tail end of the overflow pipe is sprayed and washed only by opening the switch valve of the bottom spray pipe; the foam is seriously accumulated in the later stage, a switch valve of a top flushing water pipe is opened, and the overflow pipe is flushed from the top until the work of the absorption tower is completed;
2. the original configuration of the absorption tower is utilized, the cost is extremely low, and the process is simple: the modification saves cost, does not need to additionally add process water to flushing water at the overflow pipe, and is simple, convenient and practical; after transformation, the operation stability of the desulfurization device is improved, the process is simple and reliable, and the transformation cost is low.
Drawings
The foregoing and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are meant to be illustrative only and not limiting of the invention, wherein:
FIG. 1 is a schematic diagram of the overall structure of an absorber overflow pipe foam abatement system according to the present invention;
FIG. 2 is a schematic view showing a partial structure of an overflow pipe portion of an absorber according to the present invention;
FIG. 3 is a schematic view of the bottom structure of the overflow pipe according to the invention;
fig. 4 is a schematic structural view of a spray collar of a bottom shower pipe according to the present invention.
Reference numerals: the device comprises a 1-absorption tower, a 1.1-absorption tower side wall, a 1.2-foam collecting hopper, a 1.3-collecting pipe, a 1.4-cover plate, a 2-overflow exhaust pipe, a 3-circulating pump, a 4-cooling water return pipe, a 5-cooling water outlet pipe, a 6-bottom spray pipe, a 6.1-spray ring pipe, a 6.2-spray hole, a 7-top flushing water pipe, an 8-overflow pipe, an 8.1-baffle plate, a 9-trench, a 10-backwater water tank and 11-spray water.
Detailed Description
Hereinafter, embodiments of an absorber overflow pipe foam treatment system and a method of using the same of the present invention will be described with reference to the accompanying drawings. The examples described herein are specific embodiments of the present invention, which are intended to illustrate the inventive concept, are intended to be illustrative and exemplary, and should not be construed as limiting the invention to the embodiments and scope of the invention. In addition to the embodiments described herein, those skilled in the art can adopt other obvious solutions based on the disclosure of the claims and specification of the present application, including those adopting any obvious substitutions and modifications to the embodiments described herein.
The drawings in the present specification are schematic views, which assist in explaining the concept of the present invention, and schematically show the shapes of the respective parts and their interrelationships. Note that, in order to clearly show the structures of the components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The principles and features of the present invention are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the invention and are not to be construed as limiting the scope of the invention. Referring to fig. 1, an absorption tower overflow pipe foam treatment system comprises an absorption tower 1, wherein a circulating pump 3 is arranged outside the absorption tower 1, and is characterized in that: an L-shaped overflow pipe 8 is arranged on the side wall 1.1 of the absorption tower 1, an upward overflow exhaust pipe 2 is arranged at the bending part of the overflow pipe 8, and the overflow pipe 8 is downwards introduced into a trench 9; the circulating pump 3 is provided with a cooling water inlet and a cooling water outlet, wherein a cooling water outlet pipe 5 connected with the cooling water outlet is divided into two branch pipes, one branch pipe is a cooling water return pipe 4 and is communicated with a return water tank 10, the other branch pipe is a bottom spray water pipe 6, and the end part of the bottom spray water pipe is fixed at the tail end of an overflow pipe 8 to realize spray flushing of foam at the pipe orifice of the overflow pipe 8; the cooling water return pipe 4 and the bottom spray water pipe 6 are both provided with switch valves. A top flushing water pipe 7 is further arranged on the cooling water outlet pipe 5; the top flushing water pipe 7 is communicated with the bottom of the overflow exhaust pipe 2, and the overflow pipe 8 is flushed from the top; the top flushing water pipe 7 is provided with a switch valve. The bottom shower pipe 6 is connected with the overflow pipe 8 in the trench 9.
As shown in fig. 2, a foam collecting bucket 1.2 is arranged in the absorption tower 1, and the bottom of the foam collecting bucket 1.2 penetrates out of the side wall 1.1 of the absorption tower through a collecting pipe 1.3 to be communicated with an overflow pipe 8. The upper edge of the foam collecting hopper 1.2 is zigzag, and the lowest position of the upper edge is 5-15 mm higher than the highest overflow water level of the absorption tower 1; the inner side wall of the foam collecting hopper 1.2 is a smooth arc wall; a plurality of foam drainage lines are arranged between the upper edge and the inner side wall of the foam collection hopper 1.2; the corner of the inner wall of the collecting pipe 1.3 is a round angle; the joint of the foam collecting hopper 1.2 and the collecting pipe 1.3 is also arc-shaped. The top of the foam collecting hopper 1.2 is provided with a cover plate 1.4 on the inner side wall of the absorption tower; the top of the overflow exhaust pipe 2 is provided with a cover cap.
The end part of the bottom spray pipe 6 surrounds the overflow pipe 8 for a circle to form a spray ring pipe 6.1, the spray ring pipe 6.1 is uniformly provided with holes to form spray holes 6.2, and sprayed spray water 11 washes the foam at the pipe orifice of the overflow pipe 8, as shown in fig. 3 and 4. Furthermore, baffles 8.1 are provided on the inner wall of the tail portion of the overflow pipe 8 to facilitate the collection of foam into slurry.
The application method of the foam treatment system of the overflow pipe of the absorption tower is characterized by comprising the following steps:
step one, preparing, including pipeline laying and node connection;
step two, starting a circulating pump 3 and a cooling water circulating pipeline thereof, and enabling the absorption tower 1 to enter a working state;
step three, in the initial stage, a switching valve of a cooling water return pipe 4 is opened, so that cooling water enters a return water tank 10;
step four, in the middle stage, closing a switching valve of the cooling water return pipe 4, opening a switching valve of the bottom spray pipe 6, and spraying and flushing foam at the tail pipe orifice of the overflow pipe 8;
and fifthly, in the later stage, opening a switch valve of the top flushing water pipe 7, flushing the overflow pipe 8 from the top until the work of the absorption tower 1 is completed.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (7)
1. The using method of the foam treatment system of the overflow pipe of the absorption tower is characterized in that the foam treatment system of the overflow pipe of the absorption tower comprises an absorption tower (1), a circulating pump (3) is arranged on the outer side of the absorption tower (1), an L-shaped overflow pipe (8) is arranged on the side wall (1.1) of the absorption tower (1), an upward overflow exhaust pipe (2) is arranged at the bending part of the overflow pipe (8), and the overflow pipe (8) is downwards led into a trench (9); the circulating pump (3) is provided with a cooling water inlet and a cooling water outlet, wherein a cooling water outlet pipe (5) connected with the cooling water outlet is divided into two branch pipes, one branch pipe is a cooling water return pipe (4) and is communicated with a return water tank (10), the other branch pipe is a bottom spray water pipe (6), and the end part of the bottom spray water pipe is fixed at the tail end of an overflow pipe (8) to realize spray flushing of pipe orifice foam of the overflow pipe (8); the cooling water return pipe (4) and the bottom spray water pipe (6) are provided with switch valves;
a top flushing water pipe (7) is further arranged on the cooling water outlet pipe (5); the top flushing water pipe (7) is communicated with the bottom of the overflow exhaust pipe (2), and the overflow pipe (8) is flushed from the top; the top flushing water pipe (7) is provided with a switch valve;
the using method comprises the following steps:
step one, preparing, including pipeline laying and node connection;
step two, starting a circulating pump (3) and a cooling water circulating pipeline thereof, and enabling the absorption tower (1) to enter a working state;
step three, in the initial stage, a switch valve of a cooling water return pipe (4) is opened, so that cooling water enters a return water tank (10);
step four, in the middle stage, closing a switching valve of a cooling water return pipe (4), opening a switching valve of a bottom spray pipe (6), and spraying and flushing foam at the tail pipe orifice of an overflow pipe (8);
and fifthly, in the later stage, opening a switch valve of a top flushing water pipe (7), flushing the overflow pipe (8) from the top until the work of the absorption tower (1) is completed.
2. The method for using the foam treatment system of the overflow pipe of the absorption tower according to claim 1, wherein the bottom spray water pipe (6) and the overflow pipe (8) are connected in a trench (9).
3. The method for using the foam treatment system of the overflow pipe of the absorption tower according to claim 2, wherein a spray ring pipe (6.1) is formed by surrounding the overflow pipe (8) by the end part of the bottom spray water pipe (6), and spray holes (6.2) are formed by uniformly opening holes on the spray ring pipe (6.1).
4. The use method of the foam treatment system of the overflow pipe of the absorption tower according to claim 2, wherein a foam collecting hopper (1.2) is arranged in the absorption tower (1), and the bottom of the foam collecting hopper (1.2) penetrates out of the side wall (1.1) of the absorption tower through a collecting pipe (1.3) to be communicated with an overflow pipe (8).
5. The method for using the foam treatment system for the overflow pipe of the absorption tower according to claim 4, wherein the upper edge of the foam collection hopper (1.2) is zigzag, and the lowest position of the upper edge is 5-15 mm higher than the highest overflow water level of the absorption tower (1); the inner side wall of the foam collecting hopper (1.2) is a smooth arc-shaped wall; a plurality of foam drainage lines are arranged between the upper edge and the inner side wall of the foam collection hopper (1.2); the corner of the inner wall of the collecting pipe (1.3) is a round angle; the joint of the foam collecting hopper (1.2) and the collecting pipe (1.3) is also arc-shaped.
6. The method for using the foam treatment system of the overflow pipe of the absorption tower according to claim 4, wherein a cover plate (1.4) is arranged on the inner side wall of the absorption tower at the top of the foam collection hopper (1.2); the top of the overflow exhaust pipe (2) is provided with a cover cap.
7. Use of the foam treatment system of the overflow pipe of the absorption tower according to any one of claims 3 to 6, characterized in that the inner wall of the tail part of the overflow pipe (8) is provided with a baffle plate (8.1) which facilitates the assembly of foam into slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441167.6A CN109603495B (en) | 2018-11-29 | 2018-11-29 | Foam treatment system for overflow pipe of absorption tower and application method of foam treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441167.6A CN109603495B (en) | 2018-11-29 | 2018-11-29 | Foam treatment system for overflow pipe of absorption tower and application method of foam treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN109603495A CN109603495A (en) | 2019-04-12 |
| CN109603495B true CN109603495B (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811441167.6A Active CN109603495B (en) | 2018-11-29 | 2018-11-29 | Foam treatment system for overflow pipe of absorption tower and application method of foam treatment system |
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Families Citing this family (1)
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| CN110075676A (en) * | 2019-05-27 | 2019-08-02 | 国电科学技术研究院有限公司 | A kind of foam collection crushing device of coal fired power plant wet method fume desulfurizing system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4170241A (en) * | 1977-03-15 | 1979-10-09 | Thermoplastic Compounders Limited | Apparatus for cleaning containers |
| JP2009045614A (en) * | 2007-07-24 | 2009-03-05 | Mitsubishi Heavy Ind Ltd | System and apparatus for foam recovery |
| CN102000435A (en) * | 2010-11-22 | 2011-04-06 | 苏州市中衡压力容器制造有限公司 | Defoaming device of plate type falling film evaporator |
| CN202555144U (en) * | 2012-04-09 | 2012-11-28 | 山东电力研究院 | Foam automatic collecting and discharging device outside desulfuration absorption tower |
| CN202606013U (en) * | 2012-04-09 | 2012-12-19 | 山东电力研究院 | Device for collecting and discharging bubbles of desulfuration absorption tower |
| CN104117278A (en) * | 2014-08-15 | 2014-10-29 | 大丰市佳诣电力燃料有限公司 | Dust removal, desulfurization and denitrification integrated tower and dust removal, desulfurization and denitrification integrated system |
| CN206295778U (en) * | 2016-12-26 | 2017-07-04 | 北京国电龙源环保工程有限公司 | Absorption tower overflow pipe Sprayer Circulation system |
| CN207108942U (en) * | 2017-09-04 | 2018-03-16 | 四川西油致诚石油技术有限公司 | A kind of desulfurizer |
| CN209378780U (en) * | 2018-11-29 | 2019-09-13 | 北京国电龙源环保工程有限公司 | A kind of absorption tower overflow pipe foam improvement system |
-
2018
- 2018-11-29 CN CN201811441167.6A patent/CN109603495B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4170241A (en) * | 1977-03-15 | 1979-10-09 | Thermoplastic Compounders Limited | Apparatus for cleaning containers |
| JP2009045614A (en) * | 2007-07-24 | 2009-03-05 | Mitsubishi Heavy Ind Ltd | System and apparatus for foam recovery |
| CN102000435A (en) * | 2010-11-22 | 2011-04-06 | 苏州市中衡压力容器制造有限公司 | Defoaming device of plate type falling film evaporator |
| CN202555144U (en) * | 2012-04-09 | 2012-11-28 | 山东电力研究院 | Foam automatic collecting and discharging device outside desulfuration absorption tower |
| CN202606013U (en) * | 2012-04-09 | 2012-12-19 | 山东电力研究院 | Device for collecting and discharging bubbles of desulfuration absorption tower |
| CN104117278A (en) * | 2014-08-15 | 2014-10-29 | 大丰市佳诣电力燃料有限公司 | Dust removal, desulfurization and denitrification integrated tower and dust removal, desulfurization and denitrification integrated system |
| CN206295778U (en) * | 2016-12-26 | 2017-07-04 | 北京国电龙源环保工程有限公司 | Absorption tower overflow pipe Sprayer Circulation system |
| CN207108942U (en) * | 2017-09-04 | 2018-03-16 | 四川西油致诚石油技术有限公司 | A kind of desulfurizer |
| CN209378780U (en) * | 2018-11-29 | 2019-09-13 | 北京国电龙源环保工程有限公司 | A kind of absorption tower overflow pipe foam improvement system |
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