CN105477947A - Rapid-disassembling type cloth bag pulse back blow filter device - Google Patents
Rapid-disassembling type cloth bag pulse back blow filter device Download PDFInfo
- Publication number
- CN105477947A CN105477947A CN201510943939.6A CN201510943939A CN105477947A CN 105477947 A CN105477947 A CN 105477947A CN 201510943939 A CN201510943939 A CN 201510943939A CN 105477947 A CN105477947 A CN 105477947A
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- CN
- China
- Prior art keywords
- cloth bag
- disk
- cloth
- bag
- fixed arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/023—Pockets filters, i.e. multiple bag filters mounted on a common frame
-
- 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
- B01D46/0002—Casings; Housings; Frame constructions
- B01D46/0005—Mounting of filtering elements within casings, housings or frames
- B01D46/0008—Two or more filter elements not fluidly connected positioned in the same housing
-
- 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
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
- B01D46/06—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material with means keeping the working surfaces flat
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/30—Same type of filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/70—Horizontal arrangement
Abstract
The invention discloses a rapid-disassembling type cloth bag pulse back blow filter device, which comprises a cloth bag disc fixed assembly, a cloth bag disc component, a cloth bag skeleton, a cloth bag disc tool and a whole cloth bag, wherein the cloth bag disc fixed assembly is arranged on fluidized bed stand columns, the cloth bag disc component is arranged on the cloth bag disc fixed assembly, the cloth bag skeleton is detachably arranged in skeleton holes which are arranged on the cloth bag disc component through cloth bag skeleton pressing blocks, the whole bag cloth is detachably arranged on the cloth bag disc tool, and comprises 18 cloth bag units, cuffs of each cloth bag unit are connected on an outer disc of the cloth bag disc tool through a bundle rope. When a whole piece which comprises the cloth bag skeleton and the cloth bag disc component is aligned at the cloth bag disc tool, the cuffs of the whole cloth bag are bundled on the cloth bag disc component through the bundle rope in a reverse direction. The rapid-disassembling type cloth bag pulse back blow filter device can achieve rapid dismounting and mounting of cloth bags, reduces cleaning difficulty, and improves production efficiency of pharmaceutical enterprises.
Description
Technical field
The present invention relates to a kind of quickly dismantled pulse backflushing bag-type filter.
Background technology
Fluidized bed granulating dryer, the granulation and the wet granular that are widely used in particle needed for the formulations such as tablet, capsule, granule in the industries such as medicine, food, chemical industry are dry.The primary condition can carrying out fluid technology operation is smoothly that material has good fluidized state, so high efficiency dust removal by filtration device determines boiling effect to a great extent.Along with the further raising of domestic Solenoid Valve Technology and the further reduction of price, pulse backblowing dedusting becomes the main flow of capturing device gradually.The filter core of current employing mainly contains cloth bag and stainless steel sintered meshwork two kinds.Wherein cloth bag trapping, efficiency of dust collection is high, and process air quantity is large, and structure is simple and become main employing mode.
Such as, but traditional Pulse anti-blow device cloth bag adopts many groups, and single cloth bag is collected, and unit type is larger, then the number of cloth bag is more, dismantles more complicated: LGL-120 fluidized bed granulating dryer, is arranged as 18 by air quantity.LGL-300 reaches 36.Can not quick-detachment and installation, take much time dismounting and cleaning cloth bag, and production efficiency is low.
Summary of the invention
The object of the present invention is to provide a kind of quickly dismantled pulse backflushing bag-type filter, it can realize cloth bag quick-detachment and installation, reduces and cleans difficulty, improves the production efficiency of pharmacy corporation.
For solving the problems of the technologies described above, embodiments of the present invention provide a kind of quickly dismantled pulse backflushing bag-type filter, it comprises: the cloth bag disk fixed assembly being arranged at fluid bed column, it comprises the upright supports seat being arranged at fluid bed column, upright supports seat is provided with two fixed arm rotationally, is provided with locking device between two fixed arm and upright supports seat; Be arranged at the cloth bag disc assembly of cloth bag disk fixed assembly, it is connected to the hanging apparatus of fluid bed, and cloth bag disc assembly is provided with N number of skeleton hole, and skeleton bore edges is provided with cloth bag framework compact heap; Be removably installed in the cloth bag framework in skeleton hole set by cloth bag disc assembly by cloth bag framework compact heap, its top is provided with flange arrangement; Be removable installed in the cloth bag disk frock of cloth bag disk fixed assembly, its edge is provided with cloth bag holder, cloth bag disk holder, and cloth bag disk frock is provided with cloth pocket; Be removable installed in the monoblock type cloth bag of cloth bag disk frock, it is made up of N number of cloth bag unit, be removable installed in the monoblock type cloth bag of cloth bag disk frock, it is made up of N number of cloth bag unit, the cuff of each cloth bag unit is provided with rope, the edge of described monoblock type cloth bag is provided with bundle rope, when monoblock type cloth bag is installed on cloth bag disk frock, is fixed on the cloth bag holder of described cloth bag disk frock by bundle rope by monoblock type cloth bag; When the single piece be made up of cloth bag framework and cloth bag disc assembly is alignd with cloth bag disk frock, in described monoblock type cloth bag, the cuff of adjacent cloth bag unit is oppositely bound on described cloth bag disc assembly with rope.
Further, locking device comprises: be installed on two bolt axle between fixed arm and upright supports seat, bolt axle is provided with annular abutment platform near the latch axis hole place of two fixed arm, bolt axle is connected to handle, the pin shaft hole place of two fixed arm is provided with dress spring axle sleeve, is provided with the T-shaped compression spring sleeve in cross section between dress spring axle sleeve and handle, is provided with the stage clip being sheathed on bolt axle in dress spring axle sleeve, stage clip one end is resisted against the front end of compression spring sleeve, and the other end is resisted against annular abutment platform;
Described upright supports seat is provided with vertical lock pin holes and horizontal lock pin-and-hole, described vertical lock pin holes and the concyclic layout of horizontal lock pin-and-hole;
When two fixed arm is in vertical state, described bolt axle front end is inserted in described vertical lock pin holes;
When two fixed arm is in level, described bolt axle front end is inserted in described horizontal lock pin-and-hole.
Further, the front end of two fixed arm is provided with clamping device.
Further, cloth bag disc assembly comprises cloth bag disk, and the medium position of this cloth bag disk is provided with the lifting part coordinated with the hanging apparatus of fluid bed, and the edge of cloth bag disk is provided with pressure bladder.
Further, Y-shaped of cloth bag framework compact heap, this Y shape part coordinates wing nut by carrying bolt and is installed on cloth bag disk.
Further, skeleton hole is furnished with multi-turn on cloth bag disc assembly, and each ring framework hole adopts the mode of annular array to arrange.
The present invention has following beneficial effect:
Install in cloth bag process, cloth bag disk fixed assembly is rotated counterclockwise 90 ° of lockings, is used as to support and lock cloth bag disc assembly and cloth bag disk frock.Equipment turns clockwise 90 ° and locks, flush with fluid bed in running, and occupation of land space is little, other parts of the fluid bed avoided cleverly;
Cloth bag framework and cloth bag disk adopt special frock welding, and 6 round bars become 360 °, built-in inner flange, and intensity is good, does not affect the filter area of cloth bag.The compact heap of cloth bag disk, by 120 ° of distributions, is guaranteed that cloth bag framework locking is fastening, and is not taken up room, cloth bag framework easy installation and removal;
Cloth bag disk frock: cloth bag holder turns over the particular design of tying up cloth bag, stretches tight cloth bag flat exceptionally straight in cloth bag disk frock, prevents cloth bag wrinkling;
Monoblock type cloth bag adopts antistatic thick cloth, and filter area is large, and cloth bag can entirety installing/dismounting fast, reduces cleaning difficulty.The disk frock Laser cutting that cloth bag adopts, positional precision is high.Cloth bag cuff position dimension is guaranteed, and solves the dimensional accuracy of monoblock type cloth bag.
Accompanying drawing explanation
Fig. 1 a is a kind of quickly dismantled pulse backflushing bag-type filter schematic diagram;
Fig. 1 b is I place enlarged drawing in Fig. 1 a;
Fig. 1 c is that the cuff of monoblock type cloth bag is oppositely with the schematic diagram be bound on cloth bag disc assembly of restricting;
Fig. 2 a is cloth bag disk fixed assembly structure chart in Fig. 1 a;
Fig. 2 b is cloth bag disk fixed assembly sectional view;
Fig. 3 a is the state diagram that in Fig. 1 a, cloth bag disc assembly compresses cloth bag framework;
Fig. 3 b is the top view of Fig. 3 a;
Fig. 3 c is the fastening effect figure of carrying bolt and wing nut;
Fig. 4 a is cloth bag disk frock schematic diagram in Fig. 1 a;
Fig. 4 b is cloth bag disk holder schematic diagram;
Fig. 4 c is cloth bag holder schematic diagram;
Fig. 5 a is monoblock type cloth bag schematic diagram;
Fig. 5 b is monoblock type cloth bag top view;
Fig. 5 c is A-A sectional view in Fig. 5 b.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the present invention, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
See Fig. 1 a-5c, a kind of quickly dismantled pulse backflushing bag-type filter, it comprises: the cloth bag disk fixed assembly 01 being arranged at fluid bed column 06, see Fig. 2 a-2b, cloth bag disk fixed assembly 01 comprises the upright supports seat 108 being arranged at fluid bed column, upright supports seat 108 is provided with two fixed arm 107 rotationally, such as, two fixed arm is installed on described upright supports seat by rotating shaft, in Fig. 1 b, direction shown in arrow is two fixed arm is the anglec of rotation of level at vertical State Transferring, locking device is provided with between two fixed arm 107 and upright supports seat 108, this locking device unlocks when two fixed arm needs to rotate, when two fixed arm needs then to lock during locking, be arranged at the cloth bag disc assembly 02 of cloth bag disk fixed assembly 01, it is connected to the hanging apparatus of fluid bed, and cloth bag disc assembly is provided with 18 skeleton holes, and skeleton bore edges is provided with cloth bag framework compact heap 204, be removably installed in the cloth bag framework 03 in skeleton hole set by cloth bag disc assembly by cloth bag framework compact heap 204, its top is provided with flange arrangement, and this flange arrangement is compacted piece of 204 pressure holdings when cloth bag framework is positioned at cloth bag disc assembly, be removable installed in the cloth bag disk frock 04 of cloth bag disk fixed assembly 01, see Fig. 4 a-4c, cloth bag disk frock 04 comprises cloth bag disk frock main component, the cloth bag holder 402 being vertically arranged at cloth bag disk frock main component edge, cloth bag disk holder 401, cloth bag disk frock main component is provided with 18 cloth pocket, cloth bag disk holder 401, cloth bag holder 402 are with bolts on cloth bag disk frock main component, and cloth bag disk holder 401 is placed on cloth bag disk fixed assembly and locks with locking nut, be removable installed in the monoblock type cloth bag 05 of cloth bag disk frock 04, it is made up of 18 cloth bag units, the distribution of cloth bag unit is identical with the distribution form in skeleton hole, the cuff of each cloth bag unit is provided with rope T, the edge of described monoblock type cloth bag is provided with bundle rope T ' (see Fig. 5 b), when monoblock type cloth bag is installed on cloth bag disk frock, on the cloth bag holder by bundle rope T ' monoblock type cloth bag being fixed on described cloth bag disk frock (see Fig. 1 c), when the single piece be made up of cloth bag framework and cloth bag disc assembly is alignd with cloth bag disk frock, in described monoblock type cloth bag, the cuff of adjacent cloth bag unit is oppositely bound in (see Fig. 5 b) on described cloth bag disc assembly with rope T, cloth bag unit adjacent between two in this figure is undertaken tying up operation by separately set rope T, which improves the stability that monoblock type cloth bag is installed on not only disc assembly.
See Fig. 2 b, locking device comprises: be installed on two bolt axle 102 between fixed arm 107 and upright supports seat 108, bolt axle is provided with annular abutment platform near the latch axis hole place of two fixed arm, bolt axle is connected to handle 101, the pin shaft hole place of two fixed arm is provided with dress spring axle sleeve 105, the T-shaped compression spring sleeve in cross section 103 is provided with between dress spring axle sleeve and handle, in dress spring axle sleeve, the stage clip 104 being sheathed on bolt axle is installed, stage clip one end is resisted against the front end of compression spring sleeve 103, the other end is resisted against annular abutment platform, described upright supports seat is provided with vertical lock pin holes A and horizontal lock pin-and-hole, described vertical lock pin holes and the concyclic layout of horizontal lock pin-and-hole, when two fixed arm is in vertical state, described bolt axle front end is inserted in described vertical lock pin holes, when two fixed arm is in level, described bolt axle front end is inserted in described horizontal lock pin-and-hole.Above-mentioned locking device effectively can ensure that two fixed arm carries out when needs locking or unlocking, the front end of two fixed arm 107 is provided with the clamping device adopting such as clamp nut 106 to form, thus the external devices being installed on two fixed arm is carried out locking installation exercise, certainly, the locking member coordinated with clamping device can be set at cloth bag disc assembly 02 and cloth bag disk frock 04, thus fastened nut (or locking nut) is locked on two fixed arm.When cloth bag disk fixed assembly does not use, two fixed arm remains on vertical direction, bolt axle to be connected with upright supports seat by stage clip by handle locks, time cloth bag or dismounting cloth bag are installed, overcome stage clip pulling force by the pulling force of people bolt axle and upright supports seat are separated, after being rotated counterclockwise 90 degree (see Fig. 1 b), decontrol handle, bolt axle is connected with upright supports seat again and locks, at this moment two fixed arm keeps level, as supporting and lock cloth bag disc assembly and the use of cloth bag disk frock.
See Fig. 3 a-3c, cloth bag disc assembly 02 comprises cloth bag disk 201, and the medium position of this cloth bag disk is provided with the lifting part coordinated with the hanging apparatus of fluid bed, and the edge of cloth bag disk is provided with pressure bladder 202.Y-shaped of cloth bag framework compact heap 204, this Y shape part coordinates wing nut 206 by carrying bolt 205 and is installed on cloth bag disk, carrying bolt 205 is welded on cloth bag disk, wing nut and carrying bolt are to be threaded, compact heap is placed between carrying bolt and wing nut, cloth bag framework is welded by flange and circle bar, before cloth bag framework does not put into cloth bag disk, compact heap rotates avoids disk skeleton hole, after cloth bag framework puts into cloth bag disk one by one, compact heap rotates on the flange on cloth bag framework, compresses with wing nut.
Skeleton hole is furnished with two circles on cloth bag disc assembly, and each ring framework hole adopts the mode of annular array to arrange, see Fig. 3 b, the inner ring annular array of cloth bag disc assembly is furnished with six skeleton holes, and outer ring annular array is furnished with 12 cloth pocket.
The assembling process of this quickly dismantled pulse backflushing bag-type filter is as follows:
1, cloth bag disk fixed assembly 01 is connected on fluid bed column with bolt, and Support Position half-twist is locked to horizontal direction.
2, cloth bag disc assembly 02 is placed on cloth bag disk fixed assembly 01 also fixing, and cloth bag disc assembly 02 is connected with the hanging apparatus of fluid bed.
3, by the cloth bag framework containing 18 skeleton units, by the skeleton hole on cloth bag disc assembly 02, put in turn, and fast cloth bag framework is pressed on cloth bag disc assembly 02 with rotatably compressing block.
4, the single piece after cloth bag disk fixed assembly 01 unclamps clamping device (locking nut), cloth bag framework 03 and cloth bag disc assembly 02 formed, adopting the hanging apparatus of fluid bed roughly about the 500mm that upwards rises to stop rising, is follow-up assembling work slot milling.
5, cloth bag disk frock 04 is placed on cloth bag disk fixed assembly 01 also with clamping device (locking nut) clamping.
6, monoblock type cloth bag 05 is placed in cloth bag disk frock 04, by the cloth pocket in cloth bag disk frock 04, puts into cloth bag 18 oversleeves in turn, cloth bag is exceptionally straight stretch tight flat after, cloth bag cuff is oppositely restricted by bundle and is banded in the outer disk of cloth bag disk frock 04.
7, by single piece that cloth bag framework 03 and cloth bag disc assembly 02 are formed, adopt the hanging apparatus of fluid bed toward declining, directly cloth bag framework is fallen into the oversleeve of cloth bag, until cloth bag disc assembly 02 aligns with cloth bag disk frock 04, removed by cloth bag cuff and tie up, each cloth bag unit of monoblock type cloth bag is oppositely banded on cloth bag disc assembly 02 with rope.
8, single piece monoblock type cloth bag 05, cloth bag framework 03, cloth bag disc assembly 02 formed is toward rising to dust trapping chamber's locking, and remove cloth bag disk frock 04, what complete whole cloth bag tightens work.
The disassembly, cleaning work of monoblock type cloth bag: it is contrary with the process of the installation of monoblock type cloth bag can realize disassembly, cleaning operation fast.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiments of the invention, and in actual applications, various change can be done to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (6)
1. a quickly dismantled pulse backflushing bag-type filter, it is characterized in that, it comprises:
Be arranged at the cloth bag disk fixed assembly of fluid bed column, it comprises the upright supports seat being arranged at fluid bed column, and described upright supports seat is provided with two fixed arm rotationally, is provided with locking device between described pair of fixed arm and upright supports seat;
Be arranged at the cloth bag disc assembly of described cloth bag disk fixed assembly, it is connected to the hanging apparatus of fluid bed, and described cloth bag disc assembly is provided with N number of skeleton hole, and described skeleton bore edges is provided with cloth bag framework compact heap;
Be removably installed in the cloth bag framework in skeleton hole set by cloth bag disc assembly by cloth bag framework compact heap, its top is provided with flange arrangement;
Be removable installed in the cloth bag disk frock of cloth bag disk fixed assembly, its edge is provided with cloth bag holder, cloth bag disk holder, and described cloth bag disk frock is provided with cloth pocket;
Be removable installed in the monoblock type cloth bag of cloth bag disk frock, it is made up of N number of cloth bag unit, the cuff of each cloth bag unit is provided with rope, the edge of described monoblock type cloth bag is provided with bundle rope, when monoblock type cloth bag is installed on cloth bag disk frock, by bundle rope, monoblock type cloth bag is fixed on the cloth bag holder of described cloth bag disk frock;
When the single piece be made up of cloth bag framework and cloth bag disc assembly is alignd with cloth bag disk frock, in described monoblock type cloth bag, the cuff of adjacent cloth bag unit is oppositely bound on described cloth bag disc assembly with rope.
2. the quickly dismantled pulse backflushing bag-type filter of one according to claim 1, it is characterized in that, described locking device comprises:
Be installed on two bolt axle between fixed arm and upright supports seat, described bolt axle is provided with annular abutment platform near the latch axis hole place of two fixed arm, described bolt axle is connected to described handle, the pin shaft hole place of described pair of fixed arm is provided with dress spring axle sleeve, the T-shaped compression spring sleeve in cross section is provided with between described dress spring axle sleeve and handle, in described dress spring axle sleeve, the stage clip being sheathed on bolt axle is installed, described stage clip one end is resisted against the front end of described compression spring sleeve, and the other end is resisted against described annular abutment platform;
Described upright supports seat is provided with vertical lock pin holes and horizontal lock pin-and-hole, described vertical lock pin holes and the concyclic layout of horizontal lock pin-and-hole;
When two fixed arm is in vertical state, described bolt axle front end is inserted in described vertical lock pin holes;
When two fixed arm is in level, described bolt axle front end is inserted in described horizontal lock pin-and-hole.
3. the quickly dismantled pulse backflushing bag-type filter of one according to claim 1, it is characterized in that, the front end of described pair of fixed arm is provided with clamping device.
4. the quickly dismantled pulse backflushing bag-type filter of one according to claim 1, it is characterized in that, described cloth bag disc assembly comprises cloth bag disk, the medium position of this cloth bag disk is provided with the lifting part coordinated with the hanging apparatus of fluid bed, and the edge of described cloth bag disk is provided with pressure bladder.
5. the quickly dismantled pulse backflushing bag-type filter of one according to claim 1, is characterized in that, Y-shaped of described cloth bag framework compact heap, and this Y shape part coordinates wing nut by carrying bolt and is installed on cloth bag disk.
6. the quickly dismantled pulse backflushing bag-type filter of one according to claim 1, is characterized in that, described skeleton hole is furnished with multi-turn on cloth bag disc assembly, and each ring framework hole adopts the mode of annular array to arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943939.6A CN105477947A (en) | 2015-12-16 | 2015-12-16 | Rapid-disassembling type cloth bag pulse back blow filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943939.6A CN105477947A (en) | 2015-12-16 | 2015-12-16 | Rapid-disassembling type cloth bag pulse back blow filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105477947A true CN105477947A (en) | 2016-04-13 |
Family
ID=55665435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510943939.6A Pending CN105477947A (en) | 2015-12-16 | 2015-12-16 | Rapid-disassembling type cloth bag pulse back blow filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105477947A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841164A (en) * | 2020-06-17 | 2020-10-30 | 张国华 | Low-desorption-difficulty spore-imitated printing and dyeing waste gas treatment equipment |
-
2015
- 2015-12-16 CN CN201510943939.6A patent/CN105477947A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111841164A (en) * | 2020-06-17 | 2020-10-30 | 张国华 | Low-desorption-difficulty spore-imitated printing and dyeing waste gas treatment equipment |
| CN111841164B (en) * | 2020-06-17 | 2022-02-08 | 浙江怡丰印染有限公司 | Low-desorption-difficulty spore-imitated printing and dyeing waste gas treatment equipment |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160413 |
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| WD01 | Invention patent application deemed withdrawn after publication |