CN108383217B - Permanent magnetic magnetizing device - Google Patents
Permanent magnetic magnetizing device Download PDFInfo
- Publication number
- CN108383217B CN108383217B CN201810387159.1A CN201810387159A CN108383217B CN 108383217 B CN108383217 B CN 108383217B CN 201810387159 A CN201810387159 A CN 201810387159A CN 108383217 B CN108383217 B CN 108383217B
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- Prior art keywords
- permanent magnet
- cylindrical cavity
- vertical cylindrical
- pull rod
- partition
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000005192 partition Methods 0.000 claims abstract description 49
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 208000008918 voyeurism Diseases 0.000 claims description 4
- 230000005415 magnetization Effects 0.000 description 11
- 230000010287 polarization Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241000561734 Celosia cristata Species 0.000 description 2
- 210000001520 comb Anatomy 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
- C02F1/481—Treatment of water, waste water, or sewage with magnetic or electric fields using permanent magnets
- C02F1/482—Treatment of water, waste water, or sewage with magnetic or electric fields using permanent magnets located on the outer wall of the treatment device, i.e. not in contact with the liquid to be treated, e.g. detachable
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to the field of water treatment and discloses a permanent magnet magnetizing device which comprises a vertical cylindrical cavity, a pull rod and a guide plate; the bottom of the vertical cylindrical cavity is provided with a water inlet, and the upper part of the vertical cylindrical cavity is provided with a water outlet; a plurality of layers of partition boards are arranged in the vertical cylindrical cavity at intervals, and the periphery of the partition boards is sealed with the inner wall of the vertical cylindrical cavity; permanent magnet assemblies are fixed on the upper side and the lower side of each layer of partition board, each permanent magnet assembly comprises a plurality of layers of permanent magnet rings which are arranged at intervals, and communication holes communicated with the annular cavity are formed in the partition boards; the pull rod sequentially passes through the annular cavity and the communication hole from bottom to top; the guide plates are respectively connected to the bottom end and the top end of the pull rod and the pull rod between two adjacent layers of partition plates; a circulation gap is reserved between the guide plate and the inner wall of the vertical cylindrical cavity, a circle of baffle plates are arranged on the lower surface of the guide plate, the baffle plates incline from inside to outside from top to bottom towards the circulation gap, and a circle of diversion notch is circumferentially formed in the bottom surface of the baffle plates. The invention can generate polarized water, improve the solubility of the scale and reliably remove the scale.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a permanent magnet magnetizing device.
Background
Magnetic treatment technology is a very promising technology, and is being widely used in water treatment because it does not introduce additional pollution to the water environment. In many industrial processes, various salts are deposited on the walls of other equipment such as thermal equipment, pipes, etc., resulting in a drastic decrease in their operating efficiency, excessive consumption of fuel and frequent shutdown cleaning.
It is widely believed that the deposition mechanism of scale and other scale is that crystals of the material in solution occur and grow further on the solid surface, and if the solution near the walls of the apparatus is supersaturated, precipitation of crystals occurs on the walls and the magnetic treatment of water can eliminate the supersaturation phenomenon because precipitation of salt in solution is enhanced throughout the volume of water.
The permanent magnetic magnetizing technology is to make water pass through the magnetic system, polarize the water, increase the solubility, make the boiler scale become dispersed fine particles and small blocks to be peeled off from the wall smoothly, and take out from the water system of the heat exchange equipment, and has great practical significance.
The magnetic treatment equipment in the prior art has simple magnetic field, usually a single magnetic field, and in the water treatment process, the single magnetic field is difficult to achieve the effect of polarizing water, so that the solubility of the scale can not be improved, and the scale is difficult to remove.
Disclosure of Invention
First, the technical problem to be solved
The present invention aims to solve at least one of the technical problems existing in the prior art or related art.
The purpose of the invention is that: the permanent magnetic magnetizing device is used for solving the problems that in the prior art, a magnetic field is simple, water is difficult to be polarized in the water treatment process, the solubility of scale cannot be improved, and the scale is difficult to remove.
(II) technical scheme
In order to solve the above technical problems, the present invention provides a permanent magnetic magnetizing apparatus, comprising: the vertical cylindrical cavity, the pull rod and the guide plate; the bottom of the vertical cylindrical cavity is provided with a water inlet, and the upper part of the vertical cylindrical cavity is provided with a water outlet; a plurality of layers of partition plates are arranged at intervals in the axial direction of the vertical cylindrical cavity, and the periphery of each partition plate is sealed with the inner wall of the vertical cylindrical cavity; permanent magnet assemblies are fixedly arranged on the upper side and the lower side of each layer of the partition board, each permanent magnet assembly comprises a plurality of layers of permanent magnet rings which are arranged in a gap manner, and communication holes communicated with annular cavities of the permanent magnet rings are formed in the partition boards; the pull rod sequentially passes through the annular cavity of the permanent magnet ring and the communication hole of the partition plate from bottom to top; the guide plates are respectively connected to the bottom end and the top end of the pull rod and the pull rod between two adjacent layers of the partition plates; a circulation gap is reserved between the guide plate and the inner wall of the vertical cylindrical cavity, a circle of baffle plates are arranged on the lower surface of the guide plate, the baffle plates incline from top to bottom and from inside to outside towards the circulation gap, and a circle of diversion notch is circumferentially formed in the bottom surface of the baffle plates.
Preferably, the diversion notches are uniformly distributed on the circumference of the bottom surface of the baffle plate.
Preferably, the shunt notch is serrated.
Wherein, the size and the shape of each shunt notch are the same.
Wherein, a polarized peak magnetic field is formed between the permanent magnet rings of each adjacent layer.
The water collecting and draining pipe is horizontally arranged in the vertical cylindrical cavity above the pull rod, and the water outlet is arranged at the outer end of the water collecting and draining pipe.
Two rows of water inlet branch pipes are horizontally arranged along the two axial sides of the water collecting drain pipe, and a plurality of water inlet holes are distributed on each water inlet branch pipe.
The inner wall of the vertical cylindrical cavity is provided with supports corresponding to the partition plates one by one, the partition plates are arranged on the corresponding supports, and sealing gaskets are arranged between the partition plates and the supports.
The guide plate is fixed on the pull rod through a nut with internal threads after the guide plate is installed.
The peeping window is arranged on the outer wall of the vertical cylindrical cavity, a top cover is arranged at the top of the vertical cylindrical cavity, and a plurality of supporting legs are arranged at the bottom of the vertical cylindrical cavity.
(III) beneficial effects
Compared with the prior art, the invention has the following advantages:
the permanent magnet magnetizing device provided by the invention is characterized in that a water inlet is arranged at the bottom of a vertical cylindrical cavity, and a water outlet is arranged at the upper part of the vertical cylindrical cavity; a plurality of layers of partition plates are arranged at intervals in the axial direction of the vertical cylindrical cavity, and the periphery of each partition plate is sealed with the inner wall of the vertical cylindrical cavity; permanent magnet assemblies are fixedly arranged on the upper side and the lower side of each layer of the partition board, the permanent magnet assemblies are divided into multi-level magnetization areas through the partition boards, each permanent magnet assembly comprises a plurality of layers of permanent magnet rings which are arranged in a gap mode, and communication holes communicated with annular cavities of the permanent magnet rings are formed in the partition boards; the pull rod sequentially passes through the annular cavity of the permanent magnet ring and the communication hole of the partition plate from bottom to top; the guide plates are respectively connected to the bottom end and the top end of the pull rod and the pull rod between two adjacent layers of the partition plates; a circulation gap is reserved between the guide plate and the inner wall of the vertical cylindrical cavity, a circle of baffle plates are arranged on the lower surface of the guide plate, the baffle plates incline from top to bottom and from inside to outside towards the circulation gap, and a circle of diversion notch is circumferentially formed in the bottom surface of the baffle plates. When water to be treated is continuously injected from the water inlet, the purpose of diversion, flow equalization and decompression is achieved by the baffle with the diversion notch, then the water to be treated enters the magnetization area along the circulation gap to continuously cross with the magnetic field for primary polarization, the water to be treated which passes through the primary polarization enters the magnetization area again from the annular cavity through the communication hole of the baffle to continuously cross with the magnetic field for secondary polarization, and so on, the water to be treated continuously and repeatedly flows through the magnetization area, is polarized step by step, the polarized water flows upwards through the circulation gap, finally reaches the upper part and continuously flows out from the water outlet to generate polarized water, the solubility of scale can be improved in the process, and the scale can be easily and reliably removed.
Drawings
FIG. 1 is a schematic diagram of a permanent magnet magnetizing apparatus according to an embodiment of the present invention;
FIG. 2 is an internal schematic view of a permanent magnet magnetizing apparatus according to an embodiment of the present invention;
in the figure: 1. a vertical cylindrical cavity; 2. a water outlet; 3. a water collecting drain pipe; 4. a permanent magnet assembly; 41: a permanent magnet ring; 5. a partition plate; 6. a support; 7. a deflector; 8. a baffle; 9. a top cover; 10. a peeping window; 11. a communication hole; 12. a pull rod; 13. an annular cavity; 14. a screw cap; 15. a support leg; 16. and a water inlet.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in 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 configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
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 can be understood as appropriate by those of ordinary skill in the art.
Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.
As shown in fig. 1-2, a permanent magnetic magnetizing apparatus provided in an embodiment of the present invention may specifically include: the vertical cylindrical cavity 1, the pull rod 12 and the guide plate 7; the bottom of the vertical cylindrical cavity 1 is provided with a water inlet 16, and the upper part is provided with a water outlet 2; the vertical cylindrical cavity 1 is axially provided with a plurality of layers of partition plates 5 at intervals, permanent magnet assemblies 4 are fixedly arranged on the upper side and the lower side of each layer of partition plate 5, the partition plates 5 divide the permanent magnet assemblies 4 into a plurality of levels of magnetization areas, in the embodiment of the invention, two layers of partition plates 5 are taken as examples, the area where the permanent magnet assemblies 4 on the lower side of the lower layer of partition plates 5 are positioned is a first level magnetization area, the area where the permanent magnet assemblies 4 between the two layers of partition plates 5 are positioned is a second level magnetization area, the area where the permanent magnet assemblies 4 on the upper side of the upper layer of partition plates 5 are positioned is a third level magnetization area, and the periphery of each partition plate 5 is sealed with the inner wall of the vertical cylindrical cavity 1 so as to ensure the isolation effect of the partition plates 5 and prevent unmagnetized water from directly flowing out from the space between the partition plates 5 and the inner wall of the cavity; the permanent magnet assembly 4 comprises a plurality of layers of permanent magnet rings 41 arranged in a gap, the gap is small enough to form a strong enough magnetic field to cut water to be treated passing through the gap, and the partition board 5 is provided with a communication hole 11 communicated with the annular cavity 13 of the permanent magnet rings 41; the pull rod 12 sequentially passes through the annular cavity 13 of the permanent magnet ring 41 and the communication hole 11 of the partition plate 5 from bottom to top; the guide plates 7 are respectively connected to the bottom end and the top end of the pull rod 12 and the pull rod 12 between two adjacent layers of the partition plates 5; specifically, the guide plate 7 at the bottom end of the pull rod 12 is located below the permanent magnet assembly 4 at the bottom end of the pull rod 12, the guide plate 7 at the top end of the pull rod 12 is located above the permanent magnet assembly 4 at the top end of the pull rod 12, the guide plate 7 between the adjacent partition plates 5 is located between the adjacent permanent magnet assemblies 4, a circulation gap is reserved between the guide plate 7 and the inner wall of the vertical cylindrical cavity 1, a circle of baffle plate 8 is arranged on the lower surface of the guide plate 7, the baffle plate 8 inclines from top to bottom and from inside to outside towards the circulation gap, and a circle of diversion notch is circumferentially formed in the bottom surface of the baffle plate 8. When water to be treated is continuously injected from the water inlet 16, the purposes of diversion, flow equalization and decompression are achieved through the baffle plate 8 with the diversion notch, then the water to be treated enters the primary magnetization area along the circulation gap between the guide plate 7 and the inner wall of the cavity body to continuously cross with the magnetic field for primary polarization, the water to be treated which passes through the primary polarization continuously crosses with the magnetic field through the communication hole 11 of the baffle plate 5 from the annular cavity 13 of the permanent magnet ring 41, the water to be treated flows outwards from the annular cavity 13 and outwards from the annular cavity 13 for multiple times, secondary polarization is carried out, the water to be treated which passes through the secondary polarization continuously carries out polarization treatment, the water to be treated is polarized step by step through the continuous repeated flow through the magnetization area, finally flows upwards through the circulation gap and continuously flows out from the water outlet 2 to generate polarized water, and the process can improve the solubility of scale, and easily and reliably remove the scale.
Preferably, as shown in fig. 1 and 2, the diversion notches are uniformly distributed on the circumference of the bottom surface of the baffle plate 8, so as to ensure a good diversion effect.
Preferably, the shunt notch is the cockscomb structure, adopts the cockscomb structure to set up simply, and processing is convenient, can divide into the multistrand with waiting to treat water through the notch between the sawtooth, and through the angle design between the sawtooth, can adjust shunt quantity size.
The size and the shape of each diversion notch are the same, so that good flow equalizing effect is achieved when water to be treated passes through.
Wherein, a polarized peak magnetic field is formed between the permanent magnet rings 41 of each adjacent layer, the polarized peak magnetic field is formed by controlling the gap between the permanent magnet rings 41 of the adjacent layers to reach a specific value, and the polarized peak magnetic field is used for ensuring that water to be treated passing through the magnetic field can be cut by a strong magnetic field to carry out polarization treatment.
It should be noted that, the permanent magnet assembly 4 adopts a high-magnetism permanent magnet, which has stable property, strong temperature resistance and no consumable material in the operation process, thereby greatly reducing the operation cost of the device.
In order to facilitate water collection and drainage, as shown in fig. 1, the invention further comprises a water collection and drainage pipe 3, wherein the water collection and drainage pipe 3 is horizontally arranged in the vertical cylindrical cavity 1 above the pull rod 12, and the water outlet 2 is arranged at the outer end of the water collection and drainage pipe 3.
Two rows of water inlet branch pipes are horizontally arranged on two sides of the water collecting drain pipe 3 in the axial direction, the water inlet branch pipes and the water collecting drain pipe 3 are arranged at a certain angle to form a fishbone shape, and a plurality of water inlet holes are distributed on each water inlet branch pipe.
Specifically, the inner wall of the vertical cylindrical cavity 1 is provided with supports 6 corresponding to the partition boards 5 one by one, the supports 6 can be annular flanges arranged on the inner wall of the vertical cylindrical cavity 1, the partition boards 5 are arranged on the corresponding supports 6, sealing gaskets are arranged between the partition boards 5 and the supports 6, sealing effect is guaranteed, and the partition boards 5 are preferably made of stainless steel materials.
Specifically, the tie rod 12 is provided with external threads for connecting the baffle 7, and after the baffle 7 is installed, a nut 14 provided with internal threads is screwed on the tie rod, and the internal threads are matched with the external threads, so that the baffle 7 is fixed on the tie rod 12, and the tie rod is convenient to assemble and disassemble.
In addition, be equipped with peeping window 10 on the outer wall of vertical cylinder cavity 1 to the inside condition of cavity is observed to the convenience, the top of vertical cylinder cavity 1 is equipped with top cap 9, is convenient for open and shut the cavity, the bottom of vertical cylinder cavity 1 is equipped with many landing legs 15, in order to play the supporting role.
According to the embodiment, the water to be treated can continuously and repeatedly flow through the magnetization area and is polarized step by step, the polarized water finally flows out of the water outlet 2 to generate polarized water, and the process can improve the solubility of the scale and easily and reliably remove the scale.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (6)
1. A permanent magnet magnetizing apparatus, comprising: the vertical cylindrical cavity, the pull rod and the guide plate; the bottom of the vertical cylindrical cavity is provided with a water inlet, and the upper part of the vertical cylindrical cavity is provided with a water outlet; a plurality of layers of partition plates are arranged at intervals in the axial direction of the vertical cylindrical cavity, and the periphery of each partition plate is sealed with the inner wall of the vertical cylindrical cavity; permanent magnet assemblies are fixedly arranged on the upper side and the lower side of each layer of the partition board, each permanent magnet assembly comprises a plurality of layers of permanent magnet rings which are arranged in a gap manner, and communication holes communicated with annular cavities of the permanent magnet rings are formed in the partition boards; the pull rod sequentially passes through the annular cavity of the permanent magnet ring and the communication hole of the partition plate from bottom to top; the guide plates are respectively connected to the bottom end and the top end of the pull rod and the pull rod between two adjacent layers of the partition plates; a circulation gap is reserved between the guide plate and the inner wall of the vertical cylindrical cavity, a circle of baffle plates are arranged on the lower surface of the guide plate, the baffle plates incline from top to bottom and from inside to outside towards the circulation gap, and a circle of diversion notch is circumferentially formed in the bottom surface of the baffle plates;
the diversion notches are uniformly distributed on the circumference of the bottom surface of the baffle plate; the shunt notch is in a zigzag shape, and the size and the shape of each shunt notch are the same;
the inner wall of the vertical cylindrical cavity is provided with supports corresponding to the partition boards one by one, the partition boards are arranged on the corresponding supports, and a sealing gasket is arranged between the partition boards and the supports.
2. The permanent magnet magnetizing apparatus of claim 1 wherein a polarized peak field is formed between the permanent magnet rings of each adjacent layer.
3. The permanent magnet magnetizing apparatus of claim 1 or 2, further comprising a water collecting drain pipe horizontally disposed in the vertical cylindrical cavity above the pull rod, the water outlet being disposed at an outer end of the water collecting drain pipe.
4. A permanent magnet magnetizing apparatus according to claim 3, wherein two rows of water inlet branch pipes are horizontally provided along both sides of the water collecting drain pipe in the axial direction, and a plurality of water inlet holes are distributed on each of the water inlet branch pipes.
5. The permanent magnet magnetizing apparatus according to claim 4, wherein external threads are provided on the tie rod at the position for connecting the guide plate, and the guide plate is fixed on the tie rod by screwing a nut provided with internal threads after the guide plate is installed.
6. The permanent magnet magnetizing device according to claim 5, wherein a peeping window is arranged on the outer wall of the vertical cylindrical cavity, a top cover is arranged at the top of the vertical cylindrical cavity, and a plurality of supporting legs are arranged at the bottom of the vertical cylindrical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387159.1A CN108383217B (en) | 2018-04-26 | 2018-04-26 | Permanent magnetic magnetizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387159.1A CN108383217B (en) | 2018-04-26 | 2018-04-26 | Permanent magnetic magnetizing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108383217A CN108383217A (en) | 2018-08-10 |
| CN108383217B true CN108383217B (en) | 2024-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810387159.1A Active CN108383217B (en) | 2018-04-26 | 2018-04-26 | Permanent magnetic magnetizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108383217B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2434298Y (en) * | 2000-07-27 | 2001-06-13 | 罗红作 | Multi-stage overlapping water magnetizing appts |
| RU66329U1 (en) * | 2006-11-20 | 2007-09-10 | Глеб Степанович Бакшаев | MAGNETIC LIQUID TREATMENT DEVICE IN A PIPELINE |
| JP2008105008A (en) * | 2006-03-03 | 2008-05-08 | Mg Grow Up:Kk | Static fluid mixing apparatus |
| CN206666201U (en) * | 2017-01-23 | 2017-11-24 | 北京中创龙源环保科技有限公司 | A kind of condensate multistage deironing filter |
| CN208292717U (en) * | 2018-04-26 | 2018-12-28 | 北京中创龙源环保科技有限公司 | permanent magnetic magnetizing device |
-
2018
- 2018-04-26 CN CN201810387159.1A patent/CN108383217B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2434298Y (en) * | 2000-07-27 | 2001-06-13 | 罗红作 | Multi-stage overlapping water magnetizing appts |
| JP2008105008A (en) * | 2006-03-03 | 2008-05-08 | Mg Grow Up:Kk | Static fluid mixing apparatus |
| RU66329U1 (en) * | 2006-11-20 | 2007-09-10 | Глеб Степанович Бакшаев | MAGNETIC LIQUID TREATMENT DEVICE IN A PIPELINE |
| CN206666201U (en) * | 2017-01-23 | 2017-11-24 | 北京中创龙源环保科技有限公司 | A kind of condensate multistage deironing filter |
| CN208292717U (en) * | 2018-04-26 | 2018-12-28 | 北京中创龙源环保科技有限公司 | permanent magnetic magnetizing device |
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| Publication number | Publication date |
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| CN108383217A (en) | 2018-08-10 |
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