WO2019062612A1 - 高炉煤气一次除尘用切向多管路旋风除尘器 - Google Patents

高炉煤气一次除尘用切向多管路旋风除尘器 Download PDF

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Publication number
WO2019062612A1
WO2019062612A1 PCT/CN2018/106383 CN2018106383W WO2019062612A1 WO 2019062612 A1 WO2019062612 A1 WO 2019062612A1 CN 2018106383 W CN2018106383 W CN 2018106383W WO 2019062612 A1 WO2019062612 A1 WO 2019062612A1
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Prior art keywords
reflector
blast furnace
dust removal
cylinder
barrel body
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PCT/CN2018/106383
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English (en)
French (fr)
Inventor
潘铁毅
胡雪萍
戚波
陈世强
蔡全福
青雪梅
刘菁
吴昊
叶伟
吴维双
张栗晨
郭瑞兵
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中冶南方工程技术有限公司
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Priority to KR1020207011584A priority Critical patent/KR20200057055A/ko
Priority to RU2020114412A priority patent/RU2020114412A/ru
Publication of WO2019062612A1 publication Critical patent/WO2019062612A1/zh

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    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/22—Dust arresters
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/002—Evacuating and treating of exhaust gases

Definitions

  • the invention belongs to the field of blast furnace gas dust removal, and particularly relates to a tangential multi-channel cyclone dust collector for blast furnace gas primary dust removal.
  • the object of the present invention is to provide a tangential cyclone multi-line dust collector for primary dust removal of blast furnace gas, which has a wide flow velocity range and a stable swirling central zone, high dust removal efficiency, simple structure and small floor space. Easy to install.
  • a tangential cyclone dust collector for primary dust removal of blast furnace gas comprises a closed cylinder body, an exhaust pipe is connected at the center of the top of the cylinder body, and an ash collection bin is connected at the bottom of the cylinder body, and the upper part of the cylinder body is connected with at least three uniforms around the cylinder body.
  • the trachea, the intake pipe and the outer cylinder are tangentially connected and connected to the blast furnace crude gas outlet, and the lower part of the cylinder body is provided with a reflector and a reflector coaxial with the cylinder body, and the reflector is a narrow or wide cone or cone-column assembly.
  • the reflector is a conical cover that is wide and narrow at the upper end, open at both ends, and surrounds the reflector.
  • An annular gray joint is formed between the tapered surface of the reflector and the tapered surface of the reflector.
  • the reflector is fixed along the inner wall of the cylinder, and the reflector passes through.
  • the support member is mounted on
  • the angle between the tapered surface of the reflector and the tapered surface of the reflector is 50 to 60°, and the gap of the annular gray slit is 350 to 800 mm.
  • the cylinder body is provided with an inspection manhole
  • the reflection cover is provided with an inspection passage
  • the inspection passage is connected with the inspection manhole and extends to the annular gray joint.
  • the reflector is fixedly connected to the reflector by the support.
  • the reflector when the bottom end of the reflector is located below the bottom opening of the reflector, the reflector is connected to the cylinder by the height of the support member, and an adjustment passage for adjusting the height of the reflector is disposed on the outer circumference of the cylinder.
  • the inside of the reflector is a cavity.
  • the inlet end of the intake pipe is in communication with the reducer pipe and the down pipe, the reducer pipe is gradually narrowed toward the cylinder, and the down pipe is connected to the blast furnace crude gas outlet.
  • the intake pipe is a rectangular pipe.
  • the crude gas is cut into the cylinder along the intake pipe, and the coarse gas moves spirally downward along the inner wall of the cylinder, and is redirected toward the axis under the reflection of the reflector, and is redirected under the reflection of the reflector.
  • the upper swirling airflow rises from the middle of the cylinder and is discharged through the exhaust pipe, and does not collide with the blast furnace crude gas falling near the inner wall of the cylinder.
  • the dust particles pass through the ring under the action of gravity.
  • the ash seam enters the ash collecting bin;
  • the invention adopts at least three air inlet pipes, has a wide flow velocity range, and has a stable swirling central zone, and directly performs dust removal on the blast furnace crude gas, and the dust removing efficiency is 70%-80%, which is higher than gravity.
  • 40% to 50% of the dust collector can replace the gravity dust collector, and can separate the dust particles with the particle size larger than 5 ⁇ m, and leave the zinc present in the small particles in the secondary dust removal ash of the gas, which is convenient for recycling and drying the gas.
  • the Fe, C and secondary dust removal in the ash is more conducive to the recovery of zinc, and effectively reduces the load of the secondary gas dedusting system.
  • the invention connects the blast furnace crude gas outlet through a pipeline, and has a simple structure and safety. Convenient; small footprint of the present invention, does not affect the general layout, the investment can be saved; a support member so that the reflector structure is stable, it does not occur at the wobble impinging airstream, shaking.
  • FIG. 1 is a schematic structural view of an embodiment of the present invention.
  • Fig. 2 is a schematic view showing the external connection of the intake pipe of the present invention (only one intake pipe is drawn for convenience of observation).
  • Figure 3 is a plan view of Figure 2.
  • the tangential cyclone dust collector for the primary dust removal of the blast furnace gas includes a closed cylinder 5, the top of the cylinder 5 is connected with an exhaust pipe 4 at the top, and the bottom is a ash collection bin 8. 5 The upper part is connected in sequence with three air intake pipes 3 uniformly distributed around the cylinder 5 (in fact, it can be added to 4, 5, 6, etc. according to requirements), the reducer 2 and the down pipe 1 (see FIG. 2 and FIG.
  • the intake pipe 3 is tangent to the outer circle of the cylinder 5, the reducer pipe 2 is gradually narrowed toward the cylinder 5, and the downcomer pipe 1 is connected to the blast furnace crude gas outlet (the blast furnace crude gas outlet is generally connected with an outlet pipe and The rising pipe 1 is connected to the blast furnace crude gas outlet through the rising pipe.
  • the lower part of the cylinder 5 is provided with a reflector 6 and a reflector 7 coaxial with the cylinder 5, and the reflector 6 is a narrow upper and lower cone. (The cone-and-column assembly may also be a cone-and-column assembly.)
  • the reflector cover 7 is a conical cover that is wide and narrow at the upper end, is open at both ends, and surrounds the reflector 6.
  • the annular ash is formed between the tapered surface of the reflector 6 and the tapered surface of the reflector 7.
  • the reflector 7 is fixed along the inner wall of the cylinder 5, and the reflector 6 is mounted on the reflector 7 or the cylinder 5 via a support.
  • the down pipe 1 is connected with the blast furnace crude gas outlet to introduce coarse gas, and the coarse gas is accelerated along the reducer pipe 2 and then cut into the cylinder 5 through the intake pipe 3, and the coarse gas moves spirally downward along the inner wall of the cylinder 5,
  • the reflection of the reflector 7 is redirected to the axial center, and under the reflection of the reflector 6, the upward swirling airflow is formed.
  • the upper swirling airflow rises from the middle of the cylinder 5 and is discharged through the exhaust pipe 4, not with the cylinder.
  • the blast furnace coarse gas conflicts near the inner wall of the body 5, and at the same time, in the two redirection processes, the dust particles enter the ash collection bin 8 through the annular ash joint under the action of gravity; the invention has a wide flow range and a stable swirl center.
  • the blast furnace crude gas directly dedusting, dust removal efficiency of 70% ⁇ 80%, higher than 40% ⁇ 50% of the gravity dust collector can replace the gravity dust collector, can be concentrated to separate dust particles larger than 5 ⁇ m,
  • the zinc present in the small particles is left in the secondary dust removal ash of the gas, which is convenient for recycling and utilizing Fe and C in the dry gas ash, and the secondary dust removal of the gas is more conducive to the recovery and treatment of the zinc, thereby effectively reducing the secondary gas dedusting system of the subsequent gas.
  • the utility model has the advantages of simple structure and convenient installation by connecting the blast furnace crude gas outlet through the pipeline; the invention has small occupied area, does not affect the overall layout, and can save investment; the support member makes the reflector 6 structurally stable, and does not oscillate under the impact of the airflow. Shake.
  • the angle between the tapered surface of the reflector 6 and the tapered surface of the reflector 7 is designed to be 50-60°, and the gap of the annular gray joint is 350. ⁇ 800mm, can achieve the best reflected airflow and facilitate the passage of gas ash.
  • the cylinder 5 is provided with an inspection manhole (one or more inspection person holes, the inspection person hole is slightly higher than the reflection cover), and the reflection cover 7 is provided with an inspection passage (the inspection passage is linear or Ring), the access channel is connected to the manhole and extends to the annular crevice.
  • the manhole and the inspection passage are set up for manual clearing.
  • the reflector 6 when the bottom end of the reflector 6 is located above the bottom opening of the reflector 7, the reflector 6 is fixedly connected to the reflector 7 by a support member. When the bottom end of the reflector 6 is located below the bottom opening of the reflector 7, The reflector 6 is connected to the cylinder 5 by the height of the support member. The outer circumference of the cylinder 5 is provided with an adjustment passage for adjusting the height of the reflector. The height of the reflector 6 is adjusted to adjust the size of the annular gray joint to improve the ring shape. The situation where the gray seam is blocked.
  • the inside of the reflector 6 is a cavity, and the weight of the reflector 6 is reduced.
  • the intake pipe 3 is a rectangular pipe which is better rotated downward along the inner wall.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cyclones (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

Abstract

一种高炉煤气一次除尘用切向多管路旋风除尘器，包括封闭的筒体（5），筒体（5）顶部中心连通有排气管（4）、底部为集灰仓（8），筒体（5）上部连通有至少三个绕筒体（5）均布的进气管（3），进气管（3）与筒体（5）外圆相切且连通至高炉粗煤气出口，筒体（5）内下部设有与筒体（5）同轴的反射体（6）和反射罩（7），反射体（6）为上窄下宽的圆锥体或锥柱组合体，反射罩（7）为上宽下窄、两端开口、将反射体包围的圆锥罩，反射体（6）的锥面与反射罩（7）的锥面之间形成环形灰缝，反射罩（7）沿筒体（5）内壁固定、反射体（6）通过支撑件安装在反射罩（7）上或筒体（5）上。该除尘器处理流速范围广、具有稳定的旋流中心区，除尘效率高，结构简单，占地面积小，安装方便。

Description

高炉煤气一次除尘用切向多管路旋风除尘器 技术领域
本发明属于高炉煤气除尘领域，具体涉及一种高炉煤气一次除尘用切向多管路旋风除尘器。
背景技术
目前，高炉粗煤气一次除尘***主要有三种方案：1)重力除尘器；2)PW轴流旋风除尘器；3)重力除尘器+切向旋风除尘器。其中，方案1)的除尘效率较低，仅为40％～50％；方案2)导流板结构复杂、安装不便，且易被高速的煤气流磨坏、吹掉，经常迫使高炉休风；方案3)投资高，占地面积大，对整体布置要求较高。
发明内容
本发明的目的是提供一种高炉煤气一次除尘用切向旋风多管路除尘器，该除尘器处理流速范围广、具有稳定的旋流中心区，除尘效率高，结构简单，占地面积小，安装方便。
本发明所采用的技术方案是：
一种高炉煤气一次除尘用切向旋风除尘器，包括封闭的筒体，筒体顶部中心连通有排气管、底部为集灰仓，筒体上部连通有至少三个绕筒体均布的进气管，进气管与筒体外圆相切且连通至高炉粗煤气出口，筒体内下部设有与筒体同轴的反射体和反射罩，反射体为上窄下宽的圆锥体或锥柱组合体，反射罩为上宽下窄、两端开口、将反射体包围的圆锥罩，反射体的锥面与反射罩的锥面之间形成环形灰缝，反射罩沿筒体内壁固定、反射体通过支撑件安装在反射罩上或筒体上。
进一步地，反射体的锥面与反射罩的锥面之间的夹角为50～60°，环形灰缝的间隙为350～800mm。
进一步地，筒体上设有检修人孔，反射罩上设有检修通道，检修通道与检修人孔连接且延伸至环形灰缝处。
进一步地，反射体底端位于反射罩底部开口上方时，反射体通过支撑件连接固定在反射罩上。
进一步地，反射体底端位于反射罩底部开口下方时，反射体通过支撑件高度可调的连接在筒体上，筒体外圆上设有用于调节反射体高度的调节通道。
进一步地，反射体内部为空腔。
进一步地，进气管进口端依次与变径管和下降管连通，变径管向筒体逐渐收窄，下降管连通至高炉粗煤气出口。
进一步地，进气管为矩形管。
本发明的有益效果是：
工作时，粗煤气顺着进气管切入筒体内，粗煤气沿着筒体内壁螺旋向下运动，在反射罩的反射作用下改向向轴心运动，又在反射体的反射作用下改向形成上旋气流，上旋气流从筒体中部上升后通过排气管排出，不与筒体内壁附近下降的高炉粗煤气冲突，同时，在两次改向过程中，尘粒在重力作用下通过环形灰缝进入集灰仓；本发明采用至少三个进气管，处理流速范围广、具有稳定的旋流中心区，对高炉粗煤气直接进行一次除尘，除尘效率为70％～80％，高于重力除尘器的40％～50％，可代替重力除尘器，可集中分离出粒径大于5μm的尘粒，将存在于小颗粒中的锌留在煤气二次除尘灰中，便于回收利用干燥的瓦斯灰中的Fe、C，煤气二次除尘更利于锌的回收处理，有效减轻后续煤气二次除尘***的负荷；本发明通过管道连接高炉粗煤气出口，结构简单、安装方便；本发明占地面积小、不对总图布置产生影响，可节省投资；支撑件使得反射体结构稳定，在气流的冲击下不发生摆动、晃动。
附图说明
图1是本发明实施例的结构示意图。
图2是本发明中进气管的外接示意图(为了方便观察，只画出一个进气管)。
图3是图2的俯视图。
图中：1-下降管；2-变径管；3-进气管；4-排气管；5-筒体；6-反射体；7-反射罩；8-集灰 仓。
具体实施方式
下面结合附图和实施例对本发明作进一步的说明。
如图1所示，在本实施例中，高炉煤气一次除尘用切向旋风除尘器包括封闭的筒体5，筒体5顶部中心连通有排气管4、底部为集灰仓8，筒体5上部依次连通有三个绕筒体5均布的进气管3(实际上可以根据需求，增设为4个、5个、6个等更多个)、变径管2和下降管1(见图2和图3)，进气管3与筒体5外圆相切，变径管2向筒体5逐渐收窄，下降管1连通至高炉粗煤气出口(高炉粗煤气出口一般连接有导出管和上升管，下降管1通过上升管与高炉粗煤气出口连通)，筒体5内下部设有与筒体5同轴的反射体6和反射罩7，反射体6为上窄下宽的圆锥体(还可以为锥柱组合体)，反射罩7为上宽下窄、两端开口、将反射体6包围的圆锥罩，反射体6的锥面与反射罩7的锥面之间形成环形灰缝，反射罩7沿筒体5内壁固定、反射体6通过支撑件安装在反射罩7上或筒体5上。
工作时，下降管1与高炉粗煤气出口连通引入粗煤气，粗煤气顺着变径管2加速后通过进气管3切入筒体5内，粗煤气沿着筒体5内壁螺旋向下运动，在反射罩7的反射作用下改向向轴心运动，又在反射体6的反射作用下改向形成上旋气流，上旋气流从筒体5中部上升后通过排气管4排出，不与筒体5内壁附近下降的高炉粗煤气冲突，同时，在两次改向过程中，尘粒在重力作用下通过环形灰缝进入集灰仓8；本发明处理流速范围广、具有稳定的旋流中心区，对高炉粗煤气直接进行一次除尘，除尘效率为70％～80％，高于重力除尘器的40％～50％，可代替重力除尘器，可集中分离出粒径大于5μm的尘粒，将存在于小颗粒中的锌留在煤气二次除尘灰中，便于回收利用干燥的瓦斯灰中的Fe、C，煤气二次除尘更利于锌的回收处理，有效减轻后续煤气二次除尘***的负荷；本发明通过管道连接高炉粗煤气出口，结构简单、安装方便；本发明占地面积小、不对总图布置产生影响，可节省投资；支撑件使得反射体6结构稳定，在气流的冲击下不发生摆动、晃动。
在本实施例中，根据实际除尘需要以及高炉粗煤气含尘状况，设计反射体6的锥面与反射罩7的锥面之间的夹角为50～60°，环形灰缝的间隙为350～800mm，可达到最佳的反射气流以及便于煤气灰通过。
在本实施例中，筒体5上设有检修人孔(检修人孔为一个或多个，检修人孔稍高于反射罩)，反射罩7上设有检修通道(检修通道为直线形或环形)，检修通道与检修人孔连接且延伸至环形灰缝处。为避免环形灰缝被煤气灰堵塞影响工作及除尘效果，设置检修人孔和检修通道，进行人工清缝。
在本实施例中，当反射体6底端位于反射罩7底部开口上方时，反射体6通过支撑件连接固定在反射罩7上，当反射体6底端位于反射罩7底部开口下方时，反射体6通过支撑件高度可调的连接在筒体5上，筒体5外圆上设有用于调节反射体高度的调节通道，通过调节反射体6高度以调节环形灰缝的大小，改善环形灰缝被堵塞的情况。
在本实施例中，反射体6内部为空腔，减少反射体6重量。
在本实施例中，进气管3为矩形管，使其更好的沿内壁向下旋转。
应当理解的是，对本领域普通技术人员来说，可以根据上述说明加以改进或变换，而所有这些改进和变换都应属于本发明所附权利要求的保护范围。

Claims (8)

  1. 一种高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：包括封闭的筒体，筒体顶部中心连通有排气管、底部为集灰仓，筒体上部连通有至少三个绕筒体均布的进气管，进气管与筒体外圆相切且连通至高炉粗煤气出口，筒体内下部设有与筒体同轴的反射体和反射罩，反射体为上窄下宽的圆锥体或锥柱组合体，反射罩为上宽下窄、两端开口、将反射体包围的圆锥罩，反射体的锥面与反射罩的锥面之间形成环形灰缝，反射罩沿筒体内壁固定、反射体通过支撑件安装在反射罩上或筒体上。
  2. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：反射体的锥面与反射罩的锥面之间的夹角为50～60°，环形灰缝的间隙为350～800mm。
  3. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：筒体上设有检修人孔，反射罩上设有检修通道，检修通道与检修人孔连接且延伸至环形灰缝处。
  4. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：反射体底端位于反射罩底部开口上方时，反射体通过支撑件连接固定在反射罩上。
  5. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：反射体底端位于反射罩底部开口下方时，反射体通过支撑件高度可调的连接在筒体上，筒体外圆上设有用于调节反射体高度的调节通道。
  6. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：反射体内部为空腔。
  7. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：进气管进口端依次与变径管和下降管连通，变径管向筒体逐渐收窄，下降管连通至高炉粗煤气出口。
  8. 如权利要求1所述的高炉煤气一次除尘用切向多管路旋风除尘器，其特征在于：进气管为矩形管。
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110652829A (zh) * 2019-11-18 2020-01-07 秦皇岛中青冶金阀门有限公司 一种旋风组合除尘器及除尘方法
CN110652831A (zh) * 2019-11-18 2020-01-07 秦皇岛中青冶金阀门有限公司 一种旋风除尘器及除尘方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107502692A (zh) * 2017-09-26 2017-12-22 中冶南方工程技术有限公司 高炉煤气一次除尘用切向多管路旋风除尘器
CN108421361A (zh) * 2018-06-11 2018-08-21 兰州大学 除尘设备及除尘***
CN113769905A (zh) * 2021-09-26 2021-12-10 北京首钢国际工程技术有限公司 一种防堵耐磨回收高炉煤气粉尘设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642127A (en) * 1980-08-28 1987-02-10 Sumitomo Metal Industries, Ltd. Method for cooling blast furnace gas in an heat recovery system
CN102758042A (zh) * 2012-08-14 2012-10-31 唐忠库 高炉炉顶荒煤气旋流除尘回收***及其回收方法
CN204824943U (zh) * 2015-07-23 2015-12-02 中冶南方工程技术有限公司 用于高炉煤气一次除尘的单管路切向旋风除尘器
CN204874578U (zh) * 2015-07-23 2015-12-16 中冶南方工程技术有限公司 高炉煤气除尘***
CN107502692A (zh) * 2017-09-26 2017-12-22 中冶南方工程技术有限公司 高炉煤气一次除尘用切向多管路旋风除尘器
CN207330975U (zh) * 2017-09-26 2018-05-08 中冶南方工程技术有限公司 高炉煤气一次除尘用切向多管路旋风除尘器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4422972B2 (ja) * 2003-03-20 2010-03-03 株式会社日清製粉グループ本社 サイクロン装置
PL1907125T3 (pl) * 2005-06-29 2011-06-30 Danieli Corus Technical Services Bv Odpylacz cyklonowy do wielkopiecowego gazu
CN202099308U (zh) * 2011-04-01 2012-01-04 北京首钢国际工程技术有限公司 高炉煤气轴流式旋风除尘器
GB201106573D0 (en) * 2011-04-19 2011-06-01 Siemens Vai Metals Tech Ltd Cyclone
JP2016023358A (ja) * 2014-07-24 2016-02-08 株式会社Ihi 転炉ガスの清浄装置、転炉システム、および、転炉ガスの清浄方法
CN105779022B (zh) * 2016-03-10 2018-09-18 中国神华能源股份有限公司 旋风分离器及气液固分离***

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4642127A (en) * 1980-08-28 1987-02-10 Sumitomo Metal Industries, Ltd. Method for cooling blast furnace gas in an heat recovery system
CN102758042A (zh) * 2012-08-14 2012-10-31 唐忠库 高炉炉顶荒煤气旋流除尘回收***及其回收方法
CN204824943U (zh) * 2015-07-23 2015-12-02 中冶南方工程技术有限公司 用于高炉煤气一次除尘的单管路切向旋风除尘器
CN204874578U (zh) * 2015-07-23 2015-12-16 中冶南方工程技术有限公司 高炉煤气除尘***
CN107502692A (zh) * 2017-09-26 2017-12-22 中冶南方工程技术有限公司 高炉煤气一次除尘用切向多管路旋风除尘器
CN207330975U (zh) * 2017-09-26 2018-05-08 中冶南方工程技术有限公司 高炉煤气一次除尘用切向多管路旋风除尘器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110652829A (zh) * 2019-11-18 2020-01-07 秦皇岛中青冶金阀门有限公司 一种旋风组合除尘器及除尘方法
CN110652831A (zh) * 2019-11-18 2020-01-07 秦皇岛中青冶金阀门有限公司 一种旋风除尘器及除尘方法

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