CN110756550A - Process for recycling waste glass fibers of glass fiber plant - Google Patents
Process for recycling waste glass fibers of glass fiber plant Download PDFInfo
- Publication number
- CN110756550A CN110756550A CN201910951376.3A CN201910951376A CN110756550A CN 110756550 A CN110756550 A CN 110756550A CN 201910951376 A CN201910951376 A CN 201910951376A CN 110756550 A CN110756550 A CN 110756550A
- Authority
- CN
- China
- Prior art keywords
- broken
- glass fiber
- tank body
- water
- cleaning
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
Abstract
The invention belongs to the technical field of solid waste recycling, and particularly relates to a waste glass fiber recycling process for a glass fiber factory. In addition, compared with the existing sectional type and manual sorting treatment modes, the invention can realize production line type production, thereby effectively improving the manufacturing efficiency of the glass fiber and reducing the manufacturing cost of the glass fiber.
Description
Technical Field
The invention belongs to the technical field of solid waste recycling, and particularly relates to a waste glass fiber recycling process for a glass fiber plant.
Background
The glass fiber is an inorganic non-metallic material with excellent performance, has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, and is widely applied in the fields of buildings, traffic, electronics, electrical, chemical industry, national defense and the like along with the rapid development of market economy.
With the increasing exhaustion of resources and the increasing demand for environmental protection, the energy saving and emission reduction work in the glass fiber production industry faces a serious challenge, the waste glass fiber generated in the glass fiber production is an inevitable industrial tail material, and generally, the solid waste accounts for 10% -15% of the total output.
The waste glass fiber is a non-degradable solid pollutant, and at present, the waste glass fiber is mainly treated by digging and burying. However, the treatment method of pit digging and filling makes part of raw materials not to become glass fiber finished products, which causes raw material waste, increases the production cost of the glass fiber, and causes serious pollution to the land.
In recent years, the yield of glass fibers in China is increased year by year, and the accumulation amount of waste glass filaments is increased more and more. The reasonable utilization of the waste glass fibers is related to the healthy development of glass fiber enterprises in China, and becomes the focus of wide social attention.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a process for recycling waste glass fibers in a glass fiber plant, which has the advantages of simple process, convenient operation, production line type continuous automatic operation, reduction of manual operation, capability of meeting the requirement of returning the treated waste glass fibers to a glass kiln again and improvement of the recycling rate of resources.
In order to achieve the purpose, the invention provides the following technical scheme:
a process for recycling waste glass fibers in a glass fiber plant comprises the following steps:
1. a process for recycling waste glass fibers in a glass fiber plant is characterized by comprising the following steps:
①, crushing, namely collecting waste glass fibers, putting the collected waste glass fibers into crushing equipment, and crushing the waste glass fibers into broken fibers with the diameter less than or equal to 50mm by a mechanical crushing method;
②, cleaning, namely conveying broken wires obtained by crushing into cleaning equipment, primarily cleaning the broken wires by using cleaning water, then cleaning the broken wires by using ultrasonic waves, and collecting the cleaned broken wires;
③, dewatering, namely spreading the cleaned broken filaments on the filter cloth of the conveying track, and simultaneously sucking the water in the broken filaments along with the conveying of the filter cloth until the water content of the broken filaments is less than or equal to 25%;
④, drying, namely conveying the dehydrated broken filaments into a kiln dryer, and drying the broken filaments by using hot air at the temperature of 260 ℃ and 420 ℃ until the moisture content of the broken filaments is less than or equal to 1%;
⑤, grinding, namely conveying the dried broken filaments into a ceramic grinding device, and continuously grinding the broken filaments at 20-30r/min to obtain glass fiber powder;
⑥, sorting and collecting, namely sorting the glass fiber powder by a mechanical sorting machine, collecting the glass fiber powder with the particle size of 100 and 1200 meshes to a finished product bin, and returning the glass fiber powder with the particle size of less than 100 meshes to the ceramic grinding equipment for continuous grinding;
⑦, packing and conveying, namely conveying the collected glass fiber powder to a storage hopper by adopting powder pneumatic conveying equipment, quantitatively packing the powder, and then directly conveying the powder to a glass kiln to be used as a raw material of glass fiber.
Through adopting above-mentioned technical scheme, this application is direct to be cut into the segment through the breakage with useless glass silk, carries out ultrasonic cleaning again after using washing water tentatively to this earlier impurity in disconnected silk cleans the separation and gets rid of like lime soil dust, micelle etc. with attaching to the tiny particle greasy dirt on disconnected silk surface again, has saved the operation of getting rid of and tiling of debris in the useless glass silk in earlier stage, has improved the cleaning efficiency of useless glass silk.
And then the broken glass fibers are dehydrated through filter cloth and then dried, so that moisture and dust in the broken glass fibers can be removed, the pure dry broken glass fibers are obtained, and the recovery efficiency of the waste glass fibers is improved. Finally, the dried broken filaments are ground and screened to obtain glass fiber powder with proper mesh number, and the glass fiber powder can be directly put into a glass kiln for manufacturing glass fibers.
Therefore, the steps of crushing, cleaning, dewatering, drying, grinding, sorting, collecting and packaging conveying are adopted, the production line type recovery treatment of the waste glass fibers is realized, the recovery utilization rate of resources is effectively improved, the manufacturing efficiency of the glass fibers can also be improved, and the manufacturing cost of the glass fibers is effectively reduced for glass fiber manufacturing plants.
Further, in step ②, the cleaning device is an ultrasonic strong stirring cleaning device, and the stirring speed of the cleaning water cleaning is 35-200 r/min.
Through adopting above-mentioned technical scheme, the impurity that exists in the broken filament is mainly micelle, lime soil dust and tiny particle greasy dirt, and this application uses ultrasonic wave powerful stirring belt cleaning device can form the swirl in its middle part, because the weight of micelle, lime soil dust and tiny particle greasy dirt is less than the broken filament, therefore the broken filament is at rotatory abluent while, and impurity floats in the level and rotatory periphery at the broken filament, realizes the separation of impurity and broken filament, and its easy operation can nevertheless reach good cleaning performance.
Further, the ultrasonic strong stirring cleaning device comprises a tank body and a stirring assembly arranged in the tank body, wherein a feeding hole, a water inlet, a discharging hole and a flanging are formed in the tank body; the feed inlet is arranged at the top of the tank body, the water inlet is arranged on the side wall of one side of the tank body, the discharge outlet is arranged at the bottom of the tank body, the turnup is integrally connected to the outer side of the top of the tank body and forms an overflow groove with the tank body, a drain outlet is arranged at the bottom of the overflow groove on the turnup, a baffle plate is arranged at the top of the tank body, and the bottom of the baffle plate extends into the tank body;
when broken filaments are cleaned, cleaning water is added into the tank body from the water inlet according to the flow rate of 10-30L/min, impurities on the top of the tank body overflow into the overflow tank along with the stirring vortex, and then are discharged through the water outlet; and after the broken filaments are cleaned, discharging the broken filaments onto the filter cloth through a discharge hole.
By adopting the technical scheme, when the ultrasonic strong stirring cleaning device is used, broken filaments are thrown into the tank body from the feed inlet, cleaning water is conveyed into the tank body from the water inlet, the broken filaments are stirred by the stirring assembly, and a vortex-shaped vortex is formed at the central axis of the water in the tank body. Because of the density of disconnected silk is great, disconnected silk is rotatory around locating the week side of stirring subassembly, and the baffle cuts off the disconnected silk at top, separates and float in jar external impurity of body top can the direction flow in the outside of baffle under the drive of vortex from disconnected silk to spill over from the top of the jar body, go on simultaneously with the separation in order to realize this, improved the cleaning efficiency of useless glass silk. Subsequently, the overflowed impurities are collected in the overflow groove and are intensively discharged through the water outlet, and the device has the effects of simple structure and high impurity removal efficiency.
Further, in step ②, the temperature of the broken filaments is controlled at 20-50 ℃ during washing with washing water.
By adopting the technical scheme, when the water temperature is controlled to be 20-50 ℃, the small-particle oil stains attached to the surface of the broken filaments can be softened, the quick and effective removal of the broken filaments is facilitated, and the purity of the broken filaments is improved.
Further, in step ②, when the broken filaments are cleaned by ultrasonic waves, the working frequency of the ultrasonic waves is 40-45 KHz.
By adopting the technical scheme, when the broken wire is recycled, when the working frequency of ultrasonic waves is 40-50KHz, the cleaning efficiency of the broken wire is obviously superior to that of the broken wire which is not in the range, so that the broken wire is preferable.
Further, in step ③, a water recovery tank is disposed below the filter cloth, and moisture in the broken filaments is pumped and discharged into the water recovery tank.
Through adopting above-mentioned technical scheme, the recovery basin can be collected the moisture in the disconnected silk, and the water after the collection can be used for the washing of disconnected silk again after precipitating the purification to this makes glass fiber's preparation, useless glass silk recycle and the recycle of water resource form a complete production system, has effectively improved the recycle efficiency of resource, has reduced the spacing manufacturing cost of glass.
Further, in step ④, the broken filaments are turned 3-10 times per minute during the drying process.
By adopting the technical scheme, the broken filaments are turned for 3-10 times per minute during drying, so that the broken filaments can be uniformly dried, the drying efficiency of the broken filaments is improved, and the condition that the performance of the broken filaments is influenced due to overhigh local temperature is reduced.
Further, in step ⑤, the weight ratio of the broken wire to the ceramic abrasive powder particles is (2-3): 5.
By adopting the technical scheme, the method is characterized in that: 5 can better grind broken filaments to obtain the glass fiber powder with the particle size of 100-1200 meshes.
In conclusion, the invention has the following beneficial effects:
1. the method realizes the production line type recovery treatment of the waste glass fibers by the steps of crushing, cleaning, dehydrating, drying, grinding, sorting, collecting, packaging and conveying, thereby not only effectively improving the recovery utilization rate of resources, but also improving the manufacturing efficiency of the glass fibers and reducing the manufacturing cost of the glass fibers;
2. according to the ultrasonic strong stirring cleaning device, the broken filaments are cleaned by warm water, so that the removal rate of impurities is effectively improved, and a good cleaning effect is achieved;
3. this application is through setting up a recovery water tank in filter cloth below to this makes preparation of glass fiber, useless glass silk recycle and the recycle of water resource form a complete production system, has effectively improved the recycle efficiency of resource, has reduced glass fiber recycle's manufacturing cost.
Drawings
FIG. 1 is a flow chart of a process for recycling waste glass fibers from a glass fiber plant;
FIG. 2 is a schematic structural view of an ultrasonic strong agitation cleaning apparatus according to example 1;
fig. 3 is a schematic structural view of an ultrasonic strong agitation cleaning apparatus of example 4.
In the figure, 1, a tank body; 2. a stirring assembly; 3. a feed inlet; 4. a water inlet; 5. a discharge port; 6. flanging; 7. an overflow trough; 8. a water outlet; 9. and a baffle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
1. Examples of the embodiments
1.1 example 1
A process for recycling waste glass fibers of a glass fiber factory, which is shown in figure 1, comprises the following steps:
①, crushing, namely collecting waste glass fibers, putting the collected waste glass fibers into a crusher, and crushing the waste glass fibers into broken fibers with the diameter less than or equal to 50mm by a mechanical crushing method.
②, cleaning, namely sending the broken filaments obtained by crushing into an ultrasonic strong stirring cleaning device, adding cleaning water with the water temperature of 40 ℃, controlling the stirring speed to be 150r/min, primarily cleaning the broken filaments by the cleaning water, then ultrasonically cleaning the broken filaments, setting the working frequency of ultrasonic waves to be 42KHz, and collecting the cleaned broken filaments.
The ultrasonic powerful stirring and cleaning device is shown in fig. 2 and comprises a tank body 1 and a stirring component 2 which is mounted in the tank body 1 in a suspending mode, wherein a feeding hole 3, a water inlet 4, a discharging hole 5 and a flanging 6 are formed in the tank body 1. Wherein, the feed inlet 3 is opened at the top of the jar body 1, the water inlet 4 is opened on one side lateral wall of the jar body 1, the discharge gate 5 is opened at the bottom of the jar body 1. Broken filaments are put into the tank body 1 from the feed inlet 3, cleaning water is conveyed into the tank body 1 from the water inlet 4, and after the filaments are cleaned, the broken filaments and the cleaned sewage are discharged from the discharge port.
The turned edge 6 is integrally connected with the outer side of the top of the tank body 1 and forms an annular overflow trough 7 with the tank body 1, and a water outlet 8 is arranged at the bottom of the overflow trough 7 on the turned edge 6. The top of the tank body 1 is also provided with an annular baffle 9, and the bottom of the baffle 9 extends into the tank body 1.
When the broken filaments are stirred, cleaning water is added into the tank body 1 through the water inlet 4 at the flow rate of 20L/min, impurities on the top of the tank body 1 overflow into the overflow groove 7 along with stirring vortexes under the action of the baffle 9, and then are discharged through the water outlet 8.
③, dewatering, namely spreading the cleaned broken filaments on the filter cloth of the conveying track, arranging a recovery water tank below the filter cloth, controlling the negative pressure to be 80Pa, simultaneously extracting the water in the broken filaments to the recovery water tank along with the conveying of the filter cloth, simultaneously promoting the separation of the dust and the dust suspended in the water from the broken filaments, and draining until the water content of the broken filaments is less than or equal to 25%.
④, drying, namely conveying the dehydrated broken filaments into an oven, drying the broken filaments by hot air at 300 ℃, turning the broken filaments for 5 times per minute, and drying until the moisture content of the broken filaments is less than or equal to 1%.
⑤, grinding, namely conveying the dried broken wire into ceramic grinding equipment, wherein the weight ratio of the broken wire to the ceramic grinding powder is 2:5, and continuously grinding the broken wire at the stirring speed of 25r/min to obtain the glass fiber powder.
⑥, sorting and collecting, namely conveying the glass fiber powder into a sieving machine, introducing air into the sieving machine to sieve the glass fiber powder, collecting the glass fiber powder with the particle size of 100 meshes and 1200 meshes to a finished product bin to be directly used as a manufacturing raw material of the glass fiber, and returning the glass fiber powder with the particle size of less than 100 meshes to the ball mill to be continuously ground.
⑦, packing and conveying, namely conveying the collected glass fiber powder by adopting a powder pneumatic conveying device, then quantitatively packing the powder, and then directly conveying the powder to a glass kiln to be used as a glass fiber raw material.
1.2, examples 2 to 3
Examples 2-3 based on the method of example 1, the parameters of the waste glass fiber recycling process were adjusted, and the specific adjustment is shown in table one below.
TABLE A parameter Table for the process of recycling waste glass filaments of examples 1 to 3
| Example 1 | Example 2 | Example 3 | |
| Water temperature/. degree C | 40 | 20 | 50 |
| Cleaning stirring speed/r/min | 150 | 35 | 200 |
| Ultrasonic wave/KHz | 42 | 40 | 45 |
| Cleaning water flow/L/min | 10 | 20 | 30 |
| Negative pressure value/Pa | 80 | 90 | 100 |
| Drying temperature/. degree.C | 300 | 420 | 260 |
| Turn over times per |
5 | 3 | 10 |
| Weight ratio of | 2:5 | 3:5 | 2.5:5 |
| Milling stirring speed/r/min | 25 | 20 | 30 |
1.3, example 4
Example 4 cleaning was carried out using a conventional ultrasonic strong agitation cleaning apparatus shown in fig. 3 on the basis of the method of example 1.
1.4, example 5
Example 5 washing was carried out by using washing water of 15 ℃ in addition to the method of example 1.
2. Comparative example
2.1, comparative example 1
Comparative example 1 based on the method of example 1, an operator was allowed to clean foreign materials in waste glass filaments before the crushing process, and ultrasonic cleaning was not performed in the cleaning process.
2.2 comparative example 2
Comparative example 2 ultrasonic cleaning was not performed in the cleaning step based on the method of example 1.
3. Measurement of Performance
The glass fiber powder recovered and treated in examples 1 to 5 and comparative examples 1 to 2 were subjected to the man-hour statistics and the removal rate detection, and the measurement results are shown in the following table two.
TABLE II measurement results of glass fiber powder of examples 1 to 5 and comparative examples 1 to 2
Referring to table two, comparing the measurement results of the examples 1 to 5 with the measurement results of the comparative examples 1 to 2, it can be obtained that by using the recycling process of the present application, the impurities in the waste glass fibers can be effectively removed, and the prepared glass fiber powder can be directly put into a glass kiln for manufacturing glass fibers, thereby not only effectively improving the recovery rate of resources, but also improving the manufacturing efficiency of the glass fibers, having the advantages of assembly line type continuous automatic operation, reducing manual operation, and effectively reducing the manufacturing cost of the glass fibers for glass fiber manufacturing plants.
Examples 1-3, among them, demonstrate that when the above-mentioned technological parameter is treated the waste glass silk, the production efficiency and impurity removal rate of its glass fiber powder that obtains are comparatively excellent, and its performance is relatively stable.
Comparing the measurement results of example 1 with example 4, it can be seen that the recovery efficiency and the impurity removal efficiency of the waste glass filaments can be improved when the broken filaments are cleaned by the improved ultrasonic strong stirring cleaning device of the present application.
Comparing the measurement results of examples 1 to 3 with those of example 5, it can be seen that the impurity removal efficiency of the waste glass filaments can be effectively improved when the broken filaments are washed with the washing water at a temperature of 20 to 50 ℃.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (8)
1. A process for recycling waste glass fibers in a glass fiber plant is characterized by comprising the following steps:
①, crushing, namely collecting waste glass fibers, putting the collected waste glass fibers into crushing equipment, and crushing the waste glass fibers into broken fibers with the diameter less than or equal to 50mm by a mechanical crushing method;
②, cleaning, namely conveying broken wires obtained by crushing into cleaning equipment, primarily cleaning the broken wires by using cleaning water, then cleaning the broken wires by using ultrasonic waves, and collecting the cleaned broken wires;
③, dewatering, namely spreading the cleaned broken filaments on the filter cloth of the conveying track, and simultaneously sucking the water in the broken filaments along with the conveying of the filter cloth until the water content of the broken filaments is less than or equal to 25%;
④, drying, namely conveying the dehydrated broken filaments into a kiln dryer, and drying the broken filaments by using hot air at the temperature of 260 ℃ and 420 ℃ until the moisture content of the broken filaments is less than or equal to 1%;
⑤, grinding, namely conveying the dried broken filaments into a ceramic grinding device, and continuously grinding the broken filaments at 20-30r/min to obtain glass fiber powder;
⑥, sorting and collecting, namely sorting the glass fiber powder by a mechanical sorting machine, collecting the glass fiber powder with the particle size of 100 and 1200 meshes to a finished product bin, and returning the glass fiber powder with the particle size of less than 100 meshes to the ceramic grinding equipment for continuous grinding;
⑦, packing and conveying, namely conveying the collected glass fiber powder to a storage hopper by adopting powder pneumatic conveying equipment, quantitatively packing the powder, and then directly conveying the powder to a glass kiln to be used as a raw material of glass fiber.
2. The process of claim 1, wherein in step ②, the cleaning equipment is an ultrasonic strong stirring cleaning device, and the stirring speed of the cleaning water is 35-200 r/min.
3. The recycling process of the waste glass fibers of the glass fiber factory as claimed in claim 2, wherein the ultrasonic strong stirring cleaning device comprises a tank body (1) and a stirring assembly (2) arranged inside the tank body (1), and the tank body (1) is provided with a feeding hole (3), a water inlet (4), a discharging hole (5) and a flanging (6); the feeding hole (3) is formed in the top of the tank body (1), the water inlet (4) is formed in the side wall of one side of the tank body (1), the discharging hole (5) is formed in the bottom of the tank body (1), the flanging (6) is integrally connected to the outer side of the top of the tank body (1) and forms an overflow groove (7) with the tank body (1), a water discharging hole (8) is formed in the bottom of the overflow groove (7) on the flanging (6), a baffle plate (9) is arranged on the top of the tank body (1), and the bottom of the baffle plate (9) extends into the tank body (1);
when broken filaments are cleaned, cleaning water is added into the tank body (1) from the water inlet (4) at the flow rate of 10-30L/min, impurities on the top of the tank body (1) overflow into the overflow groove (7) along with stirring vortexes, and then are discharged through the water outlet (8); after the broken filaments are cleaned, the broken filaments are discharged to the filter cloth through a discharge hole (5).
4. The process as claimed in claim 1, wherein the broken glass filaments are washed with water at a temperature of 20-50 ℃ in step ②.
5. The process of claim 1, wherein in step ②, the working frequency of the ultrasonic wave is 40-45KHz when the broken filaments are cleaned by the ultrasonic wave.
6. The process as claimed in claim 1, wherein in step ③, a water recovery tank is disposed under the filter cloth, and water in broken filaments is sucked and discharged into the water recovery tank.
7. The process as claimed in claim 1, wherein in step ④, the broken filaments are turned 3-10 times per minute during the drying process.
8. The process as claimed in claim 1, wherein in step ⑤, the weight ratio of broken glass fiber to ceramic abrasive powder particles is (2-3): 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910951376.3A CN110756550A (en) | 2019-10-08 | 2019-10-08 | Process for recycling waste glass fibers of glass fiber plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910951376.3A CN110756550A (en) | 2019-10-08 | 2019-10-08 | Process for recycling waste glass fibers of glass fiber plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110756550A true CN110756550A (en) | 2020-02-07 |
Family
ID=69331058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910951376.3A Pending CN110756550A (en) | 2019-10-08 | 2019-10-08 | Process for recycling waste glass fibers of glass fiber plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110756550A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229448A (en) * | 2020-02-12 | 2020-06-05 | 罗仲齐 | Heat-insulating material glass fiber raw material screening device |
| CN111826746A (en) * | 2020-06-18 | 2020-10-27 | 达小莉 | Cotton cleaning device based on ultrasonic cleaning technology |
| CN112079563A (en) * | 2020-09-04 | 2020-12-15 | 五河县永兴复合材料有限公司 | Method for regenerating glass fiber from glass fiber reinforced composite waste |
| CN114453388A (en) * | 2022-01-27 | 2022-05-10 | 四川浩方汇通复合材料有限公司 | Glass fiber solid waste silk re-modification utilization treatment production line and treatment process |
| CN114904889A (en) * | 2022-05-24 | 2022-08-16 | 五河县维佳复合材料有限公司 | Method for preparing high-quality glass fiber powder by recycling glass fiber material |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3212578A (en) * | 1977-01-04 | 1979-07-12 | Kristian Kobs Renyer Karl | Blistered crystallizable or crystallized glass material |
| US4231998A (en) * | 1978-08-31 | 1980-11-04 | Tosco Corporation | Method for separating carbon black from fiberglass |
| CN102408190A (en) * | 2011-08-29 | 2012-04-11 | 巨石集团成都有限公司 | Method for producing glass fibers by using glass fiber waste silks |
| CN103175386A (en) * | 2013-04-12 | 2013-06-26 | 扬州松泉环保科技有限公司 | Vacuum dehydrator suitable for industrial production |
| CN103271423A (en) * | 2013-06-05 | 2013-09-04 | 福娃集团有限公司 | Ultrasonic wave rice immersion device and immersion method |
| CN207887573U (en) * | 2017-12-28 | 2018-09-21 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of automatic adverse current dynamic cleaning device of glass sand |
| CN109020188A (en) * | 2018-09-20 | 2018-12-18 | 泰山玻璃纤维有限公司 | The method that glass fiber waste silk returns kiln reprocessing |
| CN109248880A (en) * | 2018-10-31 | 2019-01-22 | 浙江羿阳太阳能科技有限公司 | A kind of drum-type stirring formula cleaning silicon chip device |
| CN109696036A (en) * | 2018-12-21 | 2019-04-30 | 滑县大潮林物产有限责任公司 | A kind of super capacitor carbon conveying dewatering system |
| CN109746222A (en) * | 2018-12-21 | 2019-05-14 | 芜湖恒美电热器具有限公司 | PTC cleans greasy-removing device |
-
2019
- 2019-10-08 CN CN201910951376.3A patent/CN110756550A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU3212578A (en) * | 1977-01-04 | 1979-07-12 | Kristian Kobs Renyer Karl | Blistered crystallizable or crystallized glass material |
| US4231998A (en) * | 1978-08-31 | 1980-11-04 | Tosco Corporation | Method for separating carbon black from fiberglass |
| CN102408190A (en) * | 2011-08-29 | 2012-04-11 | 巨石集团成都有限公司 | Method for producing glass fibers by using glass fiber waste silks |
| CN103175386A (en) * | 2013-04-12 | 2013-06-26 | 扬州松泉环保科技有限公司 | Vacuum dehydrator suitable for industrial production |
| CN103271423A (en) * | 2013-06-05 | 2013-09-04 | 福娃集团有限公司 | Ultrasonic wave rice immersion device and immersion method |
| CN207887573U (en) * | 2017-12-28 | 2018-09-21 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of automatic adverse current dynamic cleaning device of glass sand |
| CN109020188A (en) * | 2018-09-20 | 2018-12-18 | 泰山玻璃纤维有限公司 | The method that glass fiber waste silk returns kiln reprocessing |
| CN109248880A (en) * | 2018-10-31 | 2019-01-22 | 浙江羿阳太阳能科技有限公司 | A kind of drum-type stirring formula cleaning silicon chip device |
| CN109696036A (en) * | 2018-12-21 | 2019-04-30 | 滑县大潮林物产有限责任公司 | A kind of super capacitor carbon conveying dewatering system |
| CN109746222A (en) * | 2018-12-21 | 2019-05-14 | 芜湖恒美电热器具有限公司 | PTC cleans greasy-removing device |
Non-Patent Citations (3)
| Title |
|---|
| 万清国: "《炼铁设备及车间设计》", 30 November 1994, 北京冶金工业出版社 * |
| 王海军: "《热喷涂工程师指南》", 31 August 2010, 国防工业出版社 * |
| 郑喜群等: "《高等学校制糖工程专业教材 现代甜菜糖厂技术装备》", 31 August 2017, 中国轻工业出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229448A (en) * | 2020-02-12 | 2020-06-05 | 罗仲齐 | Heat-insulating material glass fiber raw material screening device |
| CN111826746A (en) * | 2020-06-18 | 2020-10-27 | 达小莉 | Cotton cleaning device based on ultrasonic cleaning technology |
| CN111826746B (en) * | 2020-06-18 | 2022-06-03 | 广东国棉科技有限公司 | Cotton cleaning device based on ultrasonic cleaning technology |
| CN112079563A (en) * | 2020-09-04 | 2020-12-15 | 五河县永兴复合材料有限公司 | Method for regenerating glass fiber from glass fiber reinforced composite waste |
| CN114453388A (en) * | 2022-01-27 | 2022-05-10 | 四川浩方汇通复合材料有限公司 | Glass fiber solid waste silk re-modification utilization treatment production line and treatment process |
| CN114904889A (en) * | 2022-05-24 | 2022-08-16 | 五河县维佳复合材料有限公司 | Method for preparing high-quality glass fiber powder by recycling glass fiber material |
| CN114904889B (en) * | 2022-05-24 | 2023-03-10 | 五河县维佳复合材料有限公司 | Method for preparing high-quality glass fiber powder by recycling glass fiber material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110756550A (en) | Process for recycling waste glass fibers of glass fiber plant | |
| CN105846005B (en) | The broken apart disposable energy-saving reclaiming process of waste and old lead acid accumulator | |
| CN102285654B (en) | Production method of silicon wafer cutting blade material | |
| CN111318548B (en) | Demolition building garbage sorting system and method | |
| CN203541064U (en) | Complete construction waste treatment equipment | |
| CN210333381U (en) | Impurity removing device in flour processing process | |
| CN104437829A (en) | Wet technology for recycling asbestos and mineral fibers in asbestos mineral tailings | |
| CN109221435A (en) | A kind of equipment and its processing technology quickly preparing low slag soya-bean milk | |
| CN209759163U (en) | building sewage and slurry treatment device | |
| CN105689064A (en) | Integrated industrial solid waste residue continuous separating device | |
| CN213140278U (en) | Environment-friendly screw elevator for conveying granular materials | |
| CN113894081A (en) | Spraying device with desliming, medium removing and dust removing functions | |
| CN204185244U (en) | A kind of novel albite in powder production line | |
| CN204208808U (en) | A kind of device removing broken end and the dust that multiple throwing silicon raw material adheres to | |
| CN114535268B (en) | Building residue soil recycling method and recycling system thereof | |
| CN105251608A (en) | Sand washing machine in building | |
| CN215654047U (en) | High-efficient edulcoration device is used in regeneration paper pulp production | |
| CN212757483U (en) | Coal slime water treatment facilities | |
| CN104741214A (en) | System and method for preparing pulverized coal fuel of pulverized-coal boiler by using coal washing tailings | |
| CN108340508A (en) | A kind of efficient plastic dehydrator may filter that sundries | |
| CN204162439U (en) | A kind of albite in powder production line | |
| CN113291711A (en) | Furfural production raw material conveying and dust removing device and raw material purifying and conveying method | |
| CN1048810A (en) | Gravity filter bed with moving band for slag and water separation | |
| CN110787530A (en) | High-efficiency dewatering and pre-drying continuous production system and method for seaside sand table concentrate | |
| CN215823303U (en) | Vertical grinding machine with dust removal function for crushing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200207 |
|
| RJ01 | Rejection of invention patent application after publication |