CN108525360B - High-temperature-resistant high-pressure-resistant fully-embedded combined diaphragm filter plate - Google Patents
High-temperature-resistant high-pressure-resistant fully-embedded combined diaphragm filter plate Download PDFInfo
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- CN108525360B CN108525360B CN201810576179.3A CN201810576179A CN108525360B CN 108525360 B CN108525360 B CN 108525360B CN 201810576179 A CN201810576179 A CN 201810576179A CN 108525360 B CN108525360 B CN 108525360B
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- diaphragm
- core
- boss
- feed inlet
- ring
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- 238000007789 sealing Methods 0.000 claims abstract description 32
- 239000004744 fabric Substances 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 239000012528 membrane Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000007787 solid Substances 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
- B01D25/00—Filters formed by clamping together several filtering elements or parts of such elements
- B01D25/12—Filter presses, i.e. of the plate or plate and frame type
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a high-temperature-resistant and high-pressure-resistant fully-embedded combined diaphragm filter plate, which comprises a core plate, diaphragm sheets and clamps, wherein the diaphragm sheets and the clamps are fixed on two sides of the core plate, the core plate comprises a core plate sealing surface, a core plate main body, a core plate feeding port, a liquid outlet channel and a pressing channel, the core plate main body is provided with a surface drainage groove, the surface drainage groove is connected with a groove, the core plate is also provided with more than one boss, the positions of the diaphragm sheets corresponding to the boss are provided with diaphragm sheet boss openings, the diaphragm sheet boss openings are hermetically nested on the boss, a pressing medium cavity is formed between the core plate main body and the diaphragm sheets, and the pressing medium cavity is communicated with the pressing channel. According to the invention, when the diaphragm filter plate is pressed, the diaphragm sheet is not contacted with other matched filter plates, and the diaphragm sheet feed inlet wavy ring and the reinforcing core cloth are arranged, so that the service life of the diaphragm filter plate is longer under the high-pressure high-temperature environment.
Description
Technical Field
The application relates to a diaphragm filter plate, in particular to a high-temperature and high-pressure resistant fully-embedded combined diaphragm filter plate.
Background
The filter plate of the filter press is generally formed by alternately combining a membrane filter plate and a common filter plate at intervals, wherein the common filter plate is of a solid structure, the membrane filter plate consists of a membrane sheet and a core plate to form an internal cavity structure, the membrane filter plate and the common filter plate form a filter chamber, and a squeezing medium cavity is formed between the core plate of the membrane filter plate and the membrane sheet.
In the prior art, the diaphragm sheet of the diaphragm filter plate is integrally fixed on the core plate, and when the diaphragm filter plate and the common filter plate are pressed, as the boss is arranged on the diaphragm filter plate, the diaphragm sheet is pressed between the boss and the common filter plate, so that the diaphragm filter plate is stressed greatly and is easy to damage, and the diaphragm filter plate has shorter service life, especially has shorter service life under high-pressure and high-temperature environments.
Disclosure of Invention
The application solves the technical problems of overcoming the defects in the prior art and providing the high-temperature and high-pressure resistant fully-embedded combined diaphragm filter plate which is not easy to damage, long in service life and reasonable in structure.
The application comprises a core plate, diaphragm sheets and clamps, wherein the diaphragm sheets and clamps are fixed on two sides of the core plate, the core plate comprises a core plate sealing surface, a core plate main body, a core plate feeding hole, a liquid outlet channel and a pressing channel, a surface drainage groove is arranged on the core plate main body, the surface drainage groove is connected with a groove, the core plate is further provided with more than one boss, the height of the boss is the same as that of the core plate sealing surface, the diaphragm sheets are provided with diaphragm sheet boss holes at positions corresponding to the boss and are hermetically nested on the boss, the diaphragm sheets are further provided with diaphragm sheet feeding holes mutually corresponding to the core plate feeding hole, a pressing medium cavity is formed between the core plate main body and the diaphragm sheets, and the pressing channel is communicated with the pressing medium cavity.
The sealing surface of the core plate enables the diaphragm filter plate and the common filter plate to be sealed when being pressed, sewage flows out through the liquid outlet channel after being filtered, the squeezing medium enters the squeezing medium cavity through the squeezing channel, the core plate is provided with a boss for fixing, a diaphragm boss opening is arranged at a position on the diaphragm, corresponding to the boss, and the diaphragm is sealed and nested on the boss, so that the diaphragm filter plate is prevented from being squeezed when being pressed with the common filter plate, the service life is prolonged, and the squeezing medium is prevented from exuding from between the boss and the diaphragm.
Further, the boss is round platform shape and is equipped with boss annular tang, boss dovetail, boss slope, diaphragm piece boss mouth is the diaphragm piece boss round hole that the diameter is the same with the boss, diaphragm piece boss round hole is equipped with dovetail, boss tang ring, the dovetail card goes into boss dovetail, boss tang ring card on the diaphragm piece goes into boss annular tang on the core.
The diaphragm is provided with the dovetail ring and the boss spigot ring, the core plate is provided with the boss annular spigot and the boss dovetail groove, the dovetail ring is clamped into the boss dovetail groove, and the boss spigot ring on the diaphragm is clamped into the boss annular spigot on the core plate, so that the tightness between the diaphragm and the core plate is ensured, and the diaphragm can be reliably attached to the core plate in a free state.
Further, the core plate is provided with a main body slope, and the boss is provided with a boss slope.
The main body slope structure not only ensures that the core plate has enough strength, but also is beneficial to the situation that the periphery of the diaphragm is not stretched too much to damage in a short period under the condition of a cavity. The boss ramp structure also has the same effect.
Further, reinforcing core cloth is arranged at the periphery of the diaphragm, the diaphragm boss opening and the diaphragm feed inlet area, the reinforcing core cloth is cord fabric, glass fiber fabric or carbon fiber fabric, and a circle of front sealing line is also arranged at the periphery of the diaphragm.
The peripheral area of the diaphragm, the boss opening area of the diaphragm, the feeding opening area of the diaphragm and other stress concentration positions are distributed in the diaphragm, the reinforcing core cloth can be cord cloth, glass fiber cloth, carbon fiber cloth and the like, the strength of the reinforcing core cloth is improved, and materials with heat conduction, electric conduction and other performances can be improved, so that the diaphragm has longer service life under high-pressure and high-temperature environments, front sealing lines are distributed on the diaphragm, the tightness between the diaphragm and the back of filter cloth is facilitated, and the diaphragm is more suitable for forming a vacuum environment.
Further, the diaphragm is provided with a diaphragm outer spigot and a main convex ring is arranged at the edge of the diaphragm, the periphery of the core plate is provided with a sealing surface, the inner side and the outer side of the main convex ring are respectively provided with a release-stopping line and a sealing ring line, the sealing surface is provided with a sealing surface outer spigot, and the sealing surface outer spigot is matched with the diaphragm outer spigot.
The main convex ring on the periphery of the diaphragm is fixed in the outer fixing groove of the core plate, the inner side of the main convex ring is provided with a release stopping line (209), and the outer side of the main convex ring is provided with a sealing ring line, so that reliable fixing and sealing are ensured, the diaphragm is prevented from loosening when the filter plate is released, and a squeezing medium cannot seep out from the outer fixing groove of the core plate during squeezing.
The outer spigot of the sealing surface of the core plate is matched with the outer spigot of the diaphragm, and the anti-drop effect is achieved.
Further, the core feed inlet is provided with a core feed inlet convex ring, a core feed inlet stop ring, a core feed inlet convex ring, a core feed inlet annular groove and a core feed inlet annular stop, the diaphragm feed inlet is provided with a diaphragm feed inlet convex ring, a diaphragm feed inlet stop ring and a diaphragm feed inlet wavy ring, the bottom of the diaphragm feed inlet convex ring is provided with a convex ring bottom triangular wire, the diaphragm feed inlet convex ring is embedded into the core feed inlet annular groove, the diaphragm feed inlet stop ring is clamped into the core feed inlet annular stop, and the core feed inlet convex ring is matched with the diaphragm feed inlet wavy ring.
The diaphragm feed inlet convex ring on the diaphragm is embedded into the core plate feed inlet annular groove on the core plate, and the diaphragm feed inlet spigot ring on the diaphragm is clamped into the core plate feed inlet annular spigot on the core plate. The bottom of the convex ring of the diaphragm feed inlet is provided with a convex ring bottom triangular wire, which is beneficial to improving the sealing elasticity.
The core plate feed inlet convex ring on the core plate is matched with the diaphragm feed inlet wavy ring on the diaphragm to form buffering of the feed inlet area, so that slurry can be prevented from flowing back to the core plate feed inlet during squeezing, and the service life of the diaphragm is longer under the high-pressure high-temperature environment.
Further, the diaphragm feed inlet is provided with a tooth-shaped ring line, and the clamp and the core plate feed inlet are provided with screw holes.
Countersunk screws and clamps can be used for locking the diaphragm feed inlet and the core plate through screw holes.
Further, the pressing channel comprises a main hole, an oblique connecting hole and a groove which are arranged on the core plate and are mutually communicated.
Further, the liquid outlet channel comprises a small supporting round table, a drainage strip, a liquid outlet small hole and a liquid outlet through hole which are arranged on four corners of the diaphragm, wherein the liquid outlet straight hole, the liquid outlet inclined hole and the liquid outlet through hole are communicated with each other, and the drainage strip is arranged on four corners of the diaphragm.
Compared with the prior art, the invention has the following advantages:
1. Reasonable structure, difficult damage and long service life.
2. High reliability and good use effect.
Drawings
FIG. 1 is a schematic diagram showing the combination of a front view, a left view, a right view, a front view and a rear view of a fully embedded combined diaphragm filter plate according to the present invention;
FIG. 2 is a front view of a fully embedded combined membrane filter plate of the present invention;
FIG. 3 is a bottom view of a fully embedded combination membrane filter plate of the present invention;
FIG. 4 is a view A-A of FIG. 2;
FIG. 5 is a view B-B of FIG. 2;
FIG. 6 is a schematic structural view of the core plate of FIG. 5 and a left side view thereof;
FIG. 7 is a schematic view of the diaphragm of FIG. 5 and a left side view thereof;
fig. 8 is an enlarged schematic view of the reinforcing scrim, front seal line of fig. 4.
Labeling and describing:
1-a core plate 2-a diaphragm 3-a filter cloth pile 4-a connector 5-a clamp 6-a countersunk screw 7-a matched common filter plate boss 8-a filter chamber 9-a pressing medium cavity;
101-a core plate sealing surface 102-a filter cloth pile hole 103-a main hole 104-an inclined connecting hole 105-a groove 106-a liquid outlet inclined hole 107-a liquid outlet through hole 108-a main body slope 109-a core plate outer fixing groove 110-a core plate feeding port convex ring 111-a core plate main body 112-a liquid outlet straight hole 113-a boss 114-a boss annular spigot 115-a boss dovetail groove 116-a boss slope 117-a core plate feeding port annular groove 118-a screw hole 119-a core plate feeding port 120-a core plate feeding port annular spigot 121-a sealing surface outer spigot 122-a surface drainage groove;
201-drainage strip 202-liquid outlet small hole 203-filter cloth supporting small round table 204-dovetail ring 205-boss spigot ring 206-front sealing line 207-outer spigot 208-main convex ring 209-anti-drop line 210-sealing ring line 211-tooth ring line 212-feed inlet spigot ring 213-feed inlet convex ring 214-convex ring bottom triangle line 215-diaphragm feed inlet wavy ring 216-reinforced core cloth
Detailed Description
The present application will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present application and not limited to the following examples.
The invention firstly fixes the diaphragm 2 on two sides of the core plate 1, then installs the filter cloth piles 3, installs the joint 4, and fixes the feed inlet of the diaphragm 2 on the feed inlet of the core plate 1 by the countersunk head screw 6 and the clamp 5 to form the complete fully-embedded combined diaphragm filter plate.
After the filtrate permeates the filter cloth, the filtrate flows from the gaps among the small round tables 203 supported by the filter cloth to the gaps among the drainage strips 201 at four corners respectively, flows into the liquid outlet straight holes 11 on the core plate 1 through the liquid outlet small holes 202, flows through the liquid outlet inclined holes 106, flows into the liquid outlet through holes 107, and finally flows out of the filter press pipeline. Replace the deep hole structure of liquid that is commonly used, strengthen the structural strength and the life of core 1 to processing is convenient.
The small liquid outlet holes 202, the straight liquid outlet holes 112 and the inclined liquid outlet holes 106 are processed according to the filter materials and the filter plate types determined by the filter technology.
A pressing medium chamber 9 is formed between the core plate main body 111 and the diaphragm 2, and a filter chamber (filter cake chamber) 8 is formed between the diaphragm 2 and the mating filter plate.
The core plate main body 111 is provided with the surface drainage groove 122, which is beneficial to the rapid filling or emptying of the pressing medium cavity 9, the concave surface drainage groove 122 is communicated with the groove 105, and the space of the pressing medium cavity 9 is not occupied.
The configuration of the body ramp 108, in addition to ensuring sufficient strength of the core plate 1, also facilitates the peripheral edge of the membrane sheet 2 not being stretched too much in the case of a cavity and damaged for a short period of time. The same effect is achieved by the boss ramp 117 configuration.
The main convex ring 208 on the periphery of the diaphragm 2 is fixed on the core plate outer fixing groove 109, the inner side of the main convex ring 208 is provided with a release stopping line 209, and the outer side is provided with a sealing ring line 210, so that reliable fixing and sealing are ensured, the diaphragm 2 is prevented from loosening when the filter plate is released, and a squeezing medium cannot seep out from the core plate outer fixing groove 109 during squeezing.
The outer spigot 121 of the sealing surface of the core plate 1 is matched with the outer spigot 207 of the diaphragm 2, and the same anti-falling effect is achieved.
The diaphragm 2 and the dovetail ring 204 are embedded in the boss dovetail groove 115 on the core plate 1, and the boss spigot ring 205 is clamped into the boss annular spigot 114 on the core plate 1. This ensures that the membrane sheet 2 can be reliably attached to the core plate 1 even in the free state.
The diaphragm feed inlet convex ring 213 on the diaphragm 2 is embedded into the core feed inlet annular groove 117 on the core 1, and the diaphragm feed inlet spigot ring 212 on the diaphragm 2 is clamped into the core feed inlet annular spigot 120 on the core 1. The bottom of the convex ring 213 of the diaphragm feed inlet is provided with a convex ring bottom triangular line 214, which is helpful for improving the sealing elasticity.
The periphery of the diaphragm 2 is provided with a circle of front sealing lines 206, which is favorable for the tightness between the diaphragm 2 and the back of the filter cloth and is more favorable for forming a vacuum environment.
The reinforcing core cloth 216 is arranged at the stress concentration positions such as the periphery of the diaphragm 2, the boss hole area of the diaphragm, the feed hole area of the diaphragm and the like, and the reinforcing core cloth 216 can be cord cloth, glass fiber cloth, carbon fiber cloth and the like, so that the strength is improved, and materials with performances such as heat conduction, electric conduction and the like can be improved.
The toothed ring line 211 on the front surface of the diaphragm feed port 2 increases friction with the clamp 5. Countersunk screws 6 and clamps 5 lock the feed inlet of the diaphragm 2 with the core plate through screw holes 118.
Core feed port bead 110 on core 1 cooperates with diaphragm feed port wave ring 215 on diaphragm 2 to provide cushioning of the feed port area and prevent slurry back flow to core feed port 119 during pressing.
The pressing medium enters the main holes 103, the miter holes 104 and the grooves 105 on the core plate 1 through the connector 4 and enters the pressing medium cavity between the core plate 1 and the diaphragm sheets 2 on two sides. The pressing medium is discharged in the opposite direction. Depending on the process requirements, a plurality of press media channels may be provided in the core plate 1, the press media being fed in from one channel and discharged from the other.
In addition, the specific embodiments described in the present specification may differ in terms of parts, shapes of components, names, and the like. All equivalent or simple changes of the structure, characteristics and principle according to the inventive concept are included in the protection scope of the present invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.
Claims (3)
1. The utility model provides a high temperature resistant high pressure full embedded combination formula diaphragm filter plate which characterized in that includes core, fixes diaphragm, the anchor clamps in the core both sides, the core includes core sealing surface, core main part, core feed inlet, drain channel, squeeze the passageway including set up main hole, miter hole, the recess of intercommunication each other on the core, be equipped with the surface drainage groove on the core main part, surface drainage groove links to each other with the recess, the core still is equipped with more than one boss, boss height is the same with the core sealing surface, the diaphragm is equipped with diaphragm boss mouth and sealed nest on the boss with the position that the boss corresponds, the diaphragm still is equipped with the diaphragm feed inlet that corresponds each other with the core feed inlet, form the medium chamber that squeezes between core main part and the diaphragm, squeeze passageway and squeeze the medium chamber and communicate;
The boss is in a circular truncated cone shape and is provided with a boss annular spigot, a boss dovetail groove and a boss slope, the diaphragm boss opening is a diaphragm boss round hole with the same diameter as the boss, the diaphragm boss round hole is provided with a dovetail ring and a boss spigot ring, the dovetail ring is clamped into the boss dovetail groove, and the boss spigot ring on the diaphragm is clamped into the boss annular spigot on the core plate;
the core plate is provided with a main body slope, and the boss is provided with a boss slope;
Reinforcing core cloth is arranged at the periphery of the diaphragm, the diaphragm boss opening and the diaphragm feed inlet area, the reinforcing core cloth is cord cloth, glass fiber cloth or carbon fiber cloth, and a circle of front sealing line is also arranged at the periphery of the diaphragm;
The diaphragm is provided with a diaphragm outer spigot and a main convex ring at the edge of the diaphragm, the periphery of the core plate is provided with a sealing surface, the inner side and the outer side of the main convex ring are respectively provided with a release-stopping line and a sealing ring line, the sealing surface is provided with a sealing surface outer spigot, and the sealing surface outer spigot is matched with the diaphragm outer spigot;
The core feed inlet is provided with a core feed inlet convex ring, a core feed inlet stop ring, a core feed inlet convex ring, a core feed inlet annular groove and a core feed inlet annular stop, the diaphragm feed inlet is provided with a diaphragm feed inlet convex ring, a diaphragm feed inlet stop ring and a diaphragm feed inlet wavy ring, the bottom of the diaphragm feed inlet convex ring is provided with a convex ring bottom triangular wire, the diaphragm feed inlet convex ring is embedded into the core feed inlet annular groove, the diaphragm feed inlet stop ring is clamped into the core feed inlet annular stop, and the core feed inlet convex ring is matched with the diaphragm feed inlet wavy ring.
2. The high temperature and high pressure resistant fully embedded combined diaphragm filter plate of claim 1, wherein the diaphragm feed inlet is provided with a toothed ring line, and the clamp and the core feed inlet are provided with screw holes.
3. The high-temperature and high-pressure resistant fully-embedded combined type diaphragm filter plate according to claim 1, wherein the liquid outlet channel comprises a small supporting round table, a drainage strip, a liquid outlet small hole and four corners of a core plate, which are communicated, and the liquid outlet straight hole, the liquid outlet inclined hole and the liquid outlet through hole are arranged on the four corners of the diaphragm, and the drainage strip is arranged on the four corners of the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810576179.3A CN108525360B (en) | 2018-06-06 | 2018-06-06 | High-temperature-resistant high-pressure-resistant fully-embedded combined diaphragm filter plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810576179.3A CN108525360B (en) | 2018-06-06 | 2018-06-06 | High-temperature-resistant high-pressure-resistant fully-embedded combined diaphragm filter plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108525360A CN108525360A (en) | 2018-09-14 |
| CN108525360B true CN108525360B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810576179.3A Active CN108525360B (en) | 2018-06-06 | 2018-06-06 | High-temperature-resistant high-pressure-resistant fully-embedded combined diaphragm filter plate |
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| Country | Link |
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| CN (1) | CN108525360B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112516632A (en) * | 2020-11-30 | 2021-03-19 | 浙江拉罗克过滤技术有限公司 | Chamber type filter plate of filter press with flow passage membrane |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU772467A3 (en) * | 1977-12-06 | 1980-10-15 | Курита Машинери Мануфакчуринг Компани Лимитед (Фирма) | Filter-press for filtering under pressure |
| CN2606629Y (en) * | 2003-03-26 | 2004-03-17 | 秦海江 | Diaphragm changeable type high pressure press diaphragm filter plate |
| CN101518700A (en) * | 2008-08-14 | 2009-09-02 | 杭州兴源过滤机有限公司 | Full automatic seaweed gel diaphragm filter press and squeezing method |
| CN206965234U (en) * | 2017-06-28 | 2018-02-06 | 浙江复洁环保设备有限公司 | A kind of high elastic diaphragm filter board |
| CN209019972U (en) * | 2018-06-06 | 2019-06-25 | 浙江复洁环保设备有限公司 | A kind of high temperature high voltage resistant embedding Simple filter entirely |
-
2018
- 2018-06-06 CN CN201810576179.3A patent/CN108525360B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU772467A3 (en) * | 1977-12-06 | 1980-10-15 | Курита Машинери Мануфакчуринг Компани Лимитед (Фирма) | Filter-press for filtering under pressure |
| CN2606629Y (en) * | 2003-03-26 | 2004-03-17 | 秦海江 | Diaphragm changeable type high pressure press diaphragm filter plate |
| CN101518700A (en) * | 2008-08-14 | 2009-09-02 | 杭州兴源过滤机有限公司 | Full automatic seaweed gel diaphragm filter press and squeezing method |
| CN206965234U (en) * | 2017-06-28 | 2018-02-06 | 浙江复洁环保设备有限公司 | A kind of high elastic diaphragm filter board |
| CN209019972U (en) * | 2018-06-06 | 2019-06-25 | 浙江复洁环保设备有限公司 | A kind of high temperature high voltage resistant embedding Simple filter entirely |
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| Publication number | Publication date |
|---|---|
| CN108525360A (en) | 2018-09-14 |
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Country or region after: China Address after: No. 88 Zhiyuan Road, Xinshi Town, Deqing County, Huzhou City, Zhejiang Province, 313200 Applicant after: ZHEJIANG FUJIE ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Address before: Building 2, Longli Machinery, No. 649 Zhenxing South Road, Zhongguan Town, Deqing County, Huzhou City, Zhejiang Province, 313220 Applicant before: ZHEJIANG FUJIE ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. Country or region before: China |
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