CN111282352B - Industrial air pollution prevention and control equipment - Google Patents
Industrial air pollution prevention and control equipment Download PDFInfo
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- CN111282352B CN111282352B CN202010093185.0A CN202010093185A CN111282352B CN 111282352 B CN111282352 B CN 111282352B CN 202010093185 A CN202010093185 A CN 202010093185A CN 111282352 B CN111282352 B CN 111282352B
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- 238000003915 air pollution Methods 0.000 title abstract description 10
- 230000002265 prevention Effects 0.000 title abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 238000000746 purification Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002955 isolation Methods 0.000 claims abstract description 11
- 230000010355 oscillation Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 230000000452 restraining effect Effects 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000002912 waste gas Substances 0.000 description 15
- 238000010586 diagram Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001846 repelling effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/74—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element
- B01D46/76—Regeneration of the filtering material or filter elements inside the filter by forces created by movement of the filter element involving vibrations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Filtering Materials (AREA)
Abstract
The invention provides an industrial air pollution prevention and control device, which structurally comprises a middle guide pipe, an air filtering cylinder, an air inlet pipe, an exchange pipe, a water purification box, an exhaust pipe and an isolation frequency release device, wherein the middle guide pipe is welded with the air filtering cylinder, the isolation frequency release device is arranged in the air filtering cylinder in an embedded mode, the air inlet pipe is fixedly arranged on the right side surface of the air filtering cylinder, the middle guide pipe is welded with the water purification box, the exchange pipe is arranged on the left side of the water purification box in an embedded mode, the internal impact can be generated to the frequency vibration mechanism by dragging the traction mechanism, the high-frequency vibration generated by the high-frequency traction at the joint of the frequency vibration mechanism and the filtering and isolating net can dredge the filtering and isolating net which is in a blocking state by high-frequency vibration, and then can dredge and clean the internal filtering and isolating net without disassembling the filtering and isolating net.
Description
Technical Field
The invention belongs to the field of air pollution treatment, and particularly relates to industrial air pollution prevention and control equipment.
Background
In the process of industrial production, a certain amount of waste gas is generated, and the amount of the waste gas generated is different according to different products, and the waste gas can be discharged to prevent the pollution to the atmosphere regardless of the type of the waste gas to be treated to a certain degree so as to reach the specified standard.
Based on the above description, the present inventors have found that the existing industrial air pollution control device mainly has the following disadvantages, for example:
because waste gas is at the in-process of handling, when it got into a processing section of thick bamboo, waste gas was easy to wrap up and is carried some solid-state pieces such as floccule, need separate it before it gets into the processing, and the filter screen generally after carrying out the isolated processing a period, can be because too much isolator to the filtration pore shutoff, and then cause its waste gas input not smooth, need remove the clearance to it, and because the filter screen is inside a waste gas processing section of thick bamboo, handle at every turn and all need dismantle a processing section of thick bamboo.
Disclosure of Invention
In order to solve the technical problems, the invention provides an industrial air pollution prevention device, which aims to solve the problems that in the prior art, when waste gas enters a treatment cylinder in the treatment process, the waste gas is easy to wrap solid fragments such as floccules and the like, the waste gas needs to be separated before the waste gas enters the treatment cylinder, and after a filter screen is subjected to isolation treatment for a period of time, filter holes are blocked by excessive isolators, so that the waste gas is not smoothly input, the waste gas needs to be removed and cleaned, and the filter screen is positioned in the waste gas treatment cylinder, so that the treatment cylinder needs to be detached in each treatment.
Aiming at the defects of the prior art, the purpose and the effect of the industrial air pollution prevention and treatment equipment are achieved by the following specific technical means: the utility model provides an industrial atmosphere pollution prevention and cure equipment, its structure includes well pipe, gas filter cylinder, intake pipe, exchange pipe, water purification case, blast pipe, keeps apart and leaks the device frequently, well pipe welds with gas filter cylinder mutually, keep apart and leak the device frequently and install inside gas filter cylinder through the mode of embedding, intake pipe fixed mounting is in gas filter cylinder right flank, well pipe welds with water purification case mutually, exchange pipe installs in water purification case left side through the mode of embedding, the blast pipe is located water purification case top.
The isolation frequency-release device comprises a frequency vibration mechanism, an inner sleeve disc, a traction mechanism and a filter screen, wherein the frequency vibration mechanism is installed in the inner sleeve disc in an embedded mode, the traction mechanism is installed in the filter cylinder in an embedded mode, the filter screen is fixedly connected with the frequency vibration mechanism, and the frequency vibration mechanism is movably connected with the traction mechanism.
Preferably, the frequency vibration mechanism comprises a repulsion head, a repulsion rod, a guide support ring and a leading mechanism, the repulsion head is fixedly connected with the repulsion rod, the repulsion rod penetrates through the guide support ring, the leading mechanism is arranged on the upper surface of the repulsion rod, the repulsion head is made of a magnet and can drive the repulsion rod when receiving attraction and repulsion force, and the repulsion head and the repulsion rod can form synchronous linkage.
Preferably, the traction mechanism comprises an inner lantern ring, a traction belt, a handle and a magnetic repulsion mechanism, the traction belt is arranged inside the inner lantern ring, the traction belt and the handle are fixedly connected together, the magnetic repulsion mechanism and the traction belt are fixedly connected together, the magnetic repulsion mechanism can move in the inner lantern ring through the traction of the traction belt, and a mutual repulsion magnetic field can be formed by the magnetic repulsion mechanism and the repulsion head.
Preferably, the magnetic repulsion mechanism comprises a top spring, a bottom ring and a magnetic block, the top spring is installed in the bottom ring in an embedded mode, the top spring is attached to the left side face of the magnetic block, the top spring can be controlled to be compressed along with the movement of the magnetic block, and the top spring can push the magnetic block to reset after being released.
Preferably, the magnetic path includes interior magnetic stripe, colludes strip, wax sheet, interior magnetic stripe with collude strip fixed connection together, the laminating of wax sheet internal surface and interior magnetic stripe surface mutually, collude the strip and can effectively prevent droing of wax sheet with the wax sheet is crisscross.
Preferably, the leading mechanism comprises a bottom connecting piece, a connecting strip, an inner hook groove and a hook head, the bottom connecting piece is located at the bottom of the connecting strip, the inner hook groove and the hook head are of an integrated structure, the hook head is fixedly connected with the connecting strip, the arc-shaped inner hook groove is arranged in the hook head, silk threads on the filter screen can be stably hooked, and then the connection trend of the bottom connecting piece and the hook head is more stable.
Preferably, the width of the upper tie bar is gradually reduced from the bottom to the upper, and the width of the upper tie bar is enough to play a role of pulling, and an extra burden caused by too large can be avoided.
Preferably, the diameter of the repelling rod in the radial direction is gradually reduced from the outside to the inside, and the weight of the repelling rod in the process of moving towards the inside is reduced due to the small diameter in the inside, so that the internal resistance can be greatly reduced.
Compared with the prior art, the invention has the following advantagesAdvantageous effects：
When the filter screen needs to be cleaned, the internal filter screen can be driven by the traction mechanism to generate internal impact on the frequency vibration mechanism, and the filter screen in a blocking state can be dredged by high-frequency vibration generated by high-frequency traction at the joint of the frequency vibration mechanism and the filter screen, so that the internal filter screen can be dredged and cleaned without disassembling the filter screen.
Drawings
Fig. 1 is a schematic structural view of an industrial atmospheric pollution control device according to the present invention.
Fig. 2 is a schematic top view of the isolation frequency-relief device.
Fig. 3 is a detailed structural diagram of the interior of the traction mechanism.
Fig. 4 is a schematic diagram showing the detailed structure of the interior of the magnetic repulsion mechanism.
Fig. 5 is a schematic diagram of the internal detailed structure of the frequency oscillation mechanism.
Fig. 6 is a detailed structural diagram of the interior of the leading mechanism.
FIG. 7 is a detailed diagram of the internal structure of the magnetic block.
In the figure: the device comprises a middle conduit-1, an air filter cylinder-2, an air inlet pipe-3, an exchange pipe-4, a water purification tank-5, an exhaust pipe-6, an isolation frequency release device-7, a frequency vibration mechanism-q 1, an inner sleeve disc-q 2, a traction mechanism-q 3, a filter screen-q 4, a repulsion head-q 11, a repulsion rod-q 12, a guide support ring-q 13, a guide connection mechanism-q 14, an inner lantern ring-q 31, a traction belt-q 32, a buckle-q 33, a magnetic repulsion mechanism-q 34, a top spring-q 341, a bottom ring-q 342, a magnet-343 q, an inner magnetic strip-qq 1, a hook strip-qq 2, a wax sheet-qq 3, a bottom connection strip-q 141, a connection strip-q 142, an inner hook groove-q 143 and a hook head-144.
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 1
As shown in figures 1 to 6:
the invention provides industrial air pollution prevention and control equipment which structurally comprises a middle guide pipe 1, an air filtering cylinder 2, an air inlet pipe 3, an exchange pipe 4, a water purification box 5, an exhaust pipe 6 and an isolation frequency leakage device 7, wherein the middle guide pipe 1 is welded with the air filtering cylinder 2, the isolation frequency leakage device 7 is installed inside the air filtering cylinder 2 in an embedded mode, the air inlet pipe 3 is fixedly installed on the right side face of the air filtering cylinder 2, the middle guide pipe 1 is welded with the water purification box 5, the exchange pipe 4 is installed on the left side of the water purification box 5 in an embedded mode, and the exhaust pipe 6 is located above the water purification box 5.
The isolation frequency leakage device 7 comprises a frequency vibration mechanism q1, an inner sleeve disc q2, a traction mechanism q3 and a filter screen q4, wherein the frequency vibration mechanism q1 is installed inside the inner sleeve disc q2 in an embedded mode, the traction mechanism q3 is installed inside the filter cylinder 2 in an embedded mode, the filter screen q4 is fixedly connected with the frequency vibration mechanism q1, and the frequency vibration mechanism q1 is movably connected with the traction mechanism q 3.
The frequency oscillation mechanism q1 comprises a repulsion head q11, a repulsion rod q12, a guide support ring q13 and a connection mechanism q14, wherein the repulsion head q11 is fixedly connected with the repulsion rod q12, the repulsion rod q12 penetrates through the guide support ring q13, the connection mechanism q14 is arranged on the upper surface of the repulsion rod q12, the repulsion head q11 is made of a magnet, the repulsion rod q12 can be pulled when the repulsion head q11 receives attraction and repulsion force, and the repulsion head q11 and the repulsion rod q11 can form synchronous linkage.
The pulling mechanism q3 comprises an inner lantern ring q31, a pulling belt q32, a button stem q33 and a magnetic repulsion mechanism q34, wherein the pulling belt q32 is arranged inside the inner lantern ring q31, the pulling belt q32 is fixedly connected with the button stem q33, the magnetic repulsion mechanism q34 is fixedly connected with the pulling belt q32, the magnetic repulsion mechanism q34 can move in the inner lantern ring q31 through the pulling of the pulling belt q32, and a mutual repulsion magnetic field can be formed by the magnetic repulsion mechanism q11 and the inner lantern ring q 31.
The magnetic repulsion mechanism q34 comprises a top spring q341, a bottom ring q342 and a magnetic block q343, wherein the top spring q341 is installed inside the bottom ring q342 in an embedded mode, the top spring q341 is attached to the left side face of the magnetic block q343, the top spring q341 can be controlled to be compressed along with the movement of the magnetic block q343, and the top spring q341 can push the magnetic block q343 to reset after being released.
The leading mechanism q14 comprises a bottom connecting piece q141, a connecting strip q142, an inner hook groove q143 and a hook head q144, wherein the bottom connecting piece q141 is positioned at the bottom of the connecting strip q142, the inner hook groove q143 and the hook head q144 are of an integrated structure, the hook head q144 and the connecting strip q142 are fixedly connected together, and the arc-shaped inner hook groove q143 in the hook head q144 can stably hook silk threads on the filter screen q4, so that the connection trend of the bottom connecting piece q141 and the connecting strip q142 is more stable.
The specific use mode and function of the embodiment are as follows:
in the invention, in a shutdown state, by pulling the handle q33, the pulling belt q32 can be pulled out outwards, and the magnetic repulsion mechanism q34 fixedly connected with the handle can slide in the inner lantern ring q31, meanwhile, because the extending direction of the top spring q341 fixedly attached to the left side surface of the magnetic block q343 is opposite to the pulling direction of the magnetic block 343, the top spring q341 can be compressed, and when the magnetic block q343 passes through the reverse repulsion head q11, the magnetic field directions of the two are the same, a repulsive magnetic field can be generated, through the mutual repulsion in the magnetic field and the magnetic block q343 is in an orbital motion state, the repulsion rod q12 can move inwards under the thrust of the reverse repulsion head q11, and the pulling mechanism q14 is fixedly connected with the filter screen q4, when the repulsion rod q12 moves inwards, the filter screen q4 can be pulled and then move downwards, and when the force of the filter screen q4 rebounds upwards rapidly when the repulsive force disappears, the process generates a plurality of rapid oscillations, and the short rapid oscillations of the 24 frequency oscillation mechanisms q1 can separate the separator on the filter screen q4 from the short rapid oscillations.
Example 2
As shown in fig. 7:
the invention provides industrial air pollution prevention and control equipment, wherein a magnetic block q343 comprises an inner magnetic strip qq1, a hook strip qq2 and a wax sheet qq3, wherein the inner magnetic strip qq1 is fixedly connected with the hook strip qq2, the inner surface of the wax sheet qq3 is attached to the outer surface of the inner magnetic strip qq1, and the hook strip qq2 and the wax sheet qq3 are staggered to effectively prevent the wax sheet qq3 from falling off.
Wherein, the width of the connecting strip q142 is gradually reduced from the bottom to the upper part, the width of the upper connecting strip q142 is enough to play a drawing role, and the extra burden caused by too large can be avoided.
The radial diameter of the repulsion rod q12 is gradually reduced from the outer side to the inner side, and the weight formed by the small radial diameter in the inner part is slightly reduced in the process of moving towards the inner part, so that the internal resistance can be greatly reduced.
The specific use mode and function of the embodiment are as follows:
in the invention, the inner magnetic strip qq1 is provided with a plurality of hook strips qq2 with opposite directions, the hook strips qq2 are mainly bent towards the middle part, and the hook strips qq2 are embedded in the wax sheet qq3 and are fused with the wax sheet qq3, so that a strong restraining effect can be exerted on the wax sheet qq 3925, the hook strips qq2 can play a reverse restraining effect on the whole wax sheet qq3, and the wax sheet qq3 is prevented from falling off in the lubricating process.
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 (2)
1. The utility model provides an industrial atmosphere pollution control equipment, its structure includes well pipe (1), strains gas cylinder (2), intake pipe (3), exchange pipe (4), water purification case (5), blast pipe (6), keeps apart and lets out device (7) frequently, its characterized in that: the middle guide pipe (1) is welded with the air filtering cylinder (2), the isolation frequency release device (7) is installed inside the air filtering cylinder (2) in an embedded mode, the air inlet pipe (3) is fixedly installed on the right side face of the air filtering cylinder (2), the middle guide pipe (1) is welded with the water purification box (5), the exchange pipe (4) is installed on the left side of the water purification box (5) in an embedded mode, and the exhaust pipe (6) is located above the water purification box (5); the isolation frequency leakage device (7) comprises a frequency vibration mechanism (q1), an inner sleeve disc (q2), a traction mechanism (q3) and a filter screen (q4), wherein the frequency vibration mechanism (q1) is installed inside the inner sleeve disc (q2) in an embedding mode, the traction mechanism (q3) is installed inside the filter cylinder (2) in an embedding mode, the filter screen (q4) is fixedly connected with the frequency vibration mechanism (q1), and the frequency vibration mechanism (q1) is movably connected with the traction mechanism (q 3); the frequency oscillation mechanism (q1) comprises a repulsion head (q11), a repulsion rod (q12), a guide support ring (q13) and a leading mechanism (q14), wherein the repulsion head (q11) is fixedly connected with the repulsion rod (q12), the repulsion rod (q12) penetrates through the guide support ring (q13), and the leading mechanism (q14) is arranged on the upper surface of the repulsion rod (q 12); the traction mechanism (q3) comprises an inner lantern ring (q31), a traction belt (q32), a handle (q33) and a magnetic repulsion mechanism (q34), wherein the traction belt (q32) is arranged inside the inner lantern ring (q31), the traction belt (q32) and the handle (q33) are fixedly connected together, and the magnetic repulsion mechanism (q34) and the traction belt (q32) are fixedly connected together; the magnetic repulsion mechanism (q34) comprises a top spring (q341), a bottom ring (q342) and a magnetic block (q343), wherein the top spring (q341) is installed in the bottom ring (q342) in an embedded mode, and the top spring (q341) is attached to the left side surface of the magnetic block (q 343); the magnetic block (q343) comprises an inner magnetic strip (qq1), a hook strip (qq2) and a wax sheet (qq3), wherein the inner magnetic strip (qq1) is fixedly connected with the hook strip (qq2), and the inner surface of the wax sheet (qq3) is attached to the outer surface of the inner magnetic strip (qq 1); the leading-in mechanism (q14) comprises a bottom connecting piece (q141), a connecting strip (q142), an inner hook groove (q143) and a hook head (q144), wherein the bottom connecting piece (q141) is positioned at the bottom of the connecting strip (q142), the inner hook groove (q143) and the hook head (q144) are of an integrated structure, and the hook head (q144) is fixedly connected with the connecting strip (q 142); the width of the connecting strip (q142) is gradually reduced from the bottom to the upper part; the radial diameter of the repulsion rod (q12) is gradually reduced from the outer side to the inner side.
2. An industrial atmospheric pollution control device as claimed in claim 1, wherein: when the equipment is in a shutdown state, the pull belt (q32) can be pulled out towards the outside by pulling the handle (q33), the magnetic repulsion mechanism (q34) fixedly connected with the pull belt can slide in the inner lantern ring (q31), meanwhile, the extending direction of the top spring (q341) fixedly attached to the left side surface of the magnetic block (q343) is opposite to the pulling direction of the magnetic block (q343), and then the top spring (q341) is compressed, when the magnetic block (q343) passes through the repulsion head (q11), the magnetic block (q343) and the magnetic block (q11) generate a repulsive magnetic field due to the same magnetic field direction, through mutual repulsion in the magnetic field and the state that the magnetic block (q343) is in an orbit moving state, the repulsion rod (q12) is pushed by the repulsion head (q11) and moves towards the inside, and the connection mechanism (q14) is fixedly connected with the filter screen (q4), and when the repulsion rod (q12) moves towards the inside, the filter screen (q4) is pulled and then dented downwards, when the magnetic field force disappears, the filter screen (q4) rebounds upwards quickly, a plurality of rapid oscillations are generated in the process, and the spacers on the filter screen (q4) can be separated from the spacers through the short rapid oscillations of 24 frequency oscillation mechanisms (q 1); the inner magnetic strip (qq1) is provided with a plurality of hook strips (qq2) with opposite directions, the hook strips are mainly bent towards the middle part, the hook strips are embedded in the wax sheet (qq3) and are fused with the wax sheet, so that a strong restraining effect can be exerted on the wax sheet, the hook strips (qq2) can play a reverse restraining effect on the whole wax sheet (qq3), and the wax sheet (qq3) is prevented from falling off in the lubricating process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010093185.0A CN111282352B (en) | 2020-02-14 | 2020-02-14 | Industrial air pollution prevention and control equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010093185.0A CN111282352B (en) | 2020-02-14 | 2020-02-14 | Industrial air pollution prevention and control equipment |
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| CN111282352A CN111282352A (en) | 2020-06-16 |
| CN111282352B true CN111282352B (en) | 2021-11-26 |
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| CN202010093185.0A Active CN111282352B (en) | 2020-02-14 | 2020-02-14 | Industrial air pollution prevention and control equipment |
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|---|---|---|---|---|
| US3938971A (en) * | 1974-10-07 | 1976-02-17 | The Air Preheater Company, Inc. | Bag filter cleaning device |
| EP2579998B1 (en) * | 2010-06-09 | 2019-02-20 | Filter Sensing Technologies, Inc. | Method and system for removing retentate from filters |
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| CN111282352A (en) | 2020-06-16 |
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