CN210635944U - Mesophase carbon microsphere extraction filter equipment - Google Patents
Mesophase carbon microsphere extraction filter equipment Download PDFInfo
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- CN210635944U CN210635944U CN201921338941.0U CN201921338941U CN210635944U CN 210635944 U CN210635944 U CN 210635944U CN 201921338941 U CN201921338941 U CN 201921338941U CN 210635944 U CN210635944 U CN 210635944U
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Abstract
The utility model belongs to the carbon material field, concretely relates to mesophase carbon microsphere extraction filter equipment, characterized by: the device at least comprises a thermal polymerization reactor, wherein a first pipeline is arranged at the upper part of the thermal polymerization reactor and used for being connected with a refined asphalt feeding end, and a second pipeline is arranged at the lower part of the thermal polymerization reactor and connected with a primary mixer through a valve pipe fitting. The utility model discloses pitch after with the thermal polymerization and the carbosphere mixture at first adopt the wash oil through twice mixing, twice filtration, adopt xylene to separate pitch and carbosphere through twice mixing, twice filtration fully after, obtain not hierarchical carbosphere finished product through the drying. An object of the utility model is to provide a mesophase carbon microsphere extraction filter equipment to make pitch and carbon microsphere realize high-efficient separation.
Description
Technical Field
The utility model belongs to the carbon material field, concretely relates to mesophase carbon microsphere extraction filter equipment.
Background
The mesophase carbon microsphere is a novel carbon material which is discovered and researched after mesophase pitch system needle coke and carbon fiber and has great development potential and application prospect. A series of high-performance carbon materials such as a high-strength high-density C/C composite material, a high-performance liquid chromatographic column filler, a high-specific surface area activated carbon material, a lithium ion battery cathode material and the like can be prepared from the mesocarbon microbeads. The method can be widely applied to the fields of semiconductor industry, chemical industry, mechanical industry, new energy, environmental protection and the like.
In the production process of the mesocarbon microbeads, the mixture of the asphalt and the carbon microbeads needs to be effectively separated after the thermal polymerization reaction, and the quality of the separation effect directly determines the quality of the finished product of the carbon microbeads.
Therefore, the design of a safe, simple and efficient separation device becomes an urgent task and has great significance for chemical processes.
SUMMERY OF THE UTILITY MODEL
For overcoming the problem that prior art exists, the utility model aims to provide an intermediate phase carbon microsphere extraction filter equipment to make pitch and carbon microsphere realize high-efficient separation.
In order to realize the purpose, the utility model discloses a technical scheme be a mesophase carbon microsphere extraction filter equipment, characterized by: the device at least comprises a thermal polymerization reactor, wherein the upper part of the thermal polymerization reactor is provided with a first pipeline for connecting a refined asphalt feeding end, and the lower part of the thermal polymerization reactor is provided with a second pipeline connected with a primary mixer through a valve pipe fitting; a seventh pipeline is arranged on the lateral line of the primary mixer and connected with the secondary filter through a valve pipe fitting, and a third pipeline is arranged on the lower portion of the primary mixer and connected with the primary filter through a valve pipe fitting; the lower part of the primary filter is provided with a fourth pipeline which is connected with a washing oil recovery tower through a valve pipe fitting, and the lateral line is provided with a fifth pipeline which is connected with a secondary mixer through a valve pipe fitting; a sixteenth pipeline is arranged on the lateral line of the secondary mixer and connected with the washing oil recovery tower through a valve pipe fitting, and a sixth pipeline is arranged on the lower part and connected with a secondary filter through a valve pipe fitting; a seventh pipeline is arranged at the lower part of the secondary filter and connected with the primary mixer through a valve pipe fitting, and an eighth pipeline is arranged at the lateral line and connected with the tertiary mixer through a valve pipe fitting; a seventeenth pipeline is arranged on the lateral line of the tertiary mixer and connected with the xylene recovery tower through a valve pipe fitting, and a ninth pipeline is arranged on the lower part and connected with the tertiary filter through a valve pipe fitting; a tenth pipeline is arranged at the lower part of the tertiary filter and connected with the xylene recovery tower through a valve pipe fitting, and an eleventh pipeline is arranged at the lateral line and connected with the quaternary mixer through a valve pipe fitting; an eighteenth pipeline is arranged on the lateral line of the quartic mixer and connected with the xylene recovery tower through a valve pipe fitting, and a twelfth pipeline is arranged on the lower part and connected with the quartic filter through a valve pipe fitting; the lower part of the fourth filter is provided with a thirteenth pipeline connected with the xylene recovery tower through a valve pipe fitting, and the lateral line is provided with a fourteenth pipeline connected with the dryer through a valve pipe fitting; a fifteenth pipeline is arranged on the lateral line of the dryer and connected with the subsequent process of the carbon microspheres through a valve pipe fitting, and a nineteenth pipeline is arranged on the lower part and connected with a xylene recovery tower through a valve pipe fitting; a twentieth pipeline is arranged at the lower part of the wash oil recovery tower and is connected with a middle asphalt subsequent process through a valve pipe fitting; and a twenty-first pipeline is arranged at the lower part of the xylene recovery tower and is connected with the subsequent process of carbon black oil through a valve pipe fitting.
The thermal polymerization reactor comprises: the device comprises a reaction kettle body, a shell, a stirring shaft, stirring blades, an extrusion pipe, a support, a manhole charging hole, a driving mechanism and a shaft seal; the reaction kettle body is embedded in the shell, and the reaction kettle body and the shell are hermetically connected with the upper end shell through the partition plate flange; a driving mechanism is arranged at the top end of the middle part of the upper end shell and is connected with the stirring shaft through a shaft seal; the stirring shaft is connected with the stirring blade shaft; the stirring shaft and the stirring blades are arranged in the reaction kettle body; the pressure outlet pipe is introduced into the reaction kettle body from the outside of the upper end shell, and the middle part of the pressure outlet pipe is connected to the inner wall of the reaction kettle body through a partition plate; a manhole charging hole is formed from the outside of the upper end shell to the inside of the upper end shell; the outer side of the lower end shell is fixed with a support.
The filter comprises: the filter comprises a shell, a filter element, an air release valve, a filter element seat, a filter element sealing ring, a water inlet pipe, a water inlet baffle, a drain outlet, a water outlet pipe, a fixed seat and a collection cavity; the top of the shell is provided with an air release valve, the shell is internally provided with a filter element, one side of the shell is provided with a water inlet pipe, the water inlet pipe passes through the water inlet baffle plate to one side of the filter element, and the other side of the shell is provided with a water outlet pipe; the bottom of the shell is provided with a collecting cavity, the filter element is fixed through a filter element seat, and the filter element seat and the bottom of the filter element are sealed through a filter element sealing ring; the shell is fixed with the foundation through the fixing seat.
And a sewage discharge outlet is arranged between the water inlet pipe and the water outlet pipe.
The mixer comprises: one end of the horizontal pipe and one end of the vertical pipe are used as independent inlet ends, and the other end of the vertical pipe vertically extends into the opening of the horizontal pipe to form a mixing channel in the horizontal pipe.
The xylene recovery column comprises: the upper end of the rectifying tower is connected with the condenser through a pipeline valve; the lower end of the rectifying tower is connected with a reboiler through a pipeline valve; the rectifying tower outputs distillate through a condenser, and residual liquid is output through the bottom of the rectifying tower; the middle of the rectifying tower is provided with a feed inlet.
The utility model discloses pitch after with the thermal polymerization and the carbosphere mixture at first adopt the wash oil through twice mixing, twice filtration, adopt xylene to separate pitch and carbosphere through twice mixing, twice filtration fully after, obtain not hierarchical carbosphere finished product through the drying.
Drawings
FIG. 1 is a process flow diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a thermal polymerization reactor;
FIG. 3 is a schematic view of a filter;
FIG. 4 is a schematic diagram of a mixer;
FIG. 5 is a schematic diagram of a xylene recovery column configuration.
Reference numbers in the figures: 1. a thermal polymerization reactor; 2. a primary mixer; 3. a primary filter; 4. a secondary mixer; 5. a secondary filter; 6. a third mixer; 7. a third filter; 8. a fourth mixer; 9. a fourth filter; 10. a dryer; 11. a wash oil recovery tower; 12. a xylene recovery column; 13. a first pipeline; 14. a second pipeline; 15. a third pipeline; 16. a fourth pipeline; 17. a fifth pipeline; 18. a sixth pipeline; 19. a seventh pipeline; 20. an eighth pipeline; 21. a ninth conduit; 22. a tenth pipeline; 23. an eleventh line; 24. a twelfth pipeline; 25. a thirteenth pipeline; 26. a fourteenth pipeline; 27. a fifteenth pipeline; 28. a sixteenth pipeline; 29. a seventeenth pipeline; 30. an eighteenth pipeline; 31. a nineteenth pipeline; 32. a twentieth pipeline; 33. a twenty-first pipeline.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples, but the present invention is not limited to the following implementation.
As shown in fig. 1, the mesophase carbon microsphere extraction and filtration device at least comprises a thermal polymerization reactor 1, wherein a first pipeline 13 is arranged at the upper part of the thermal polymerization reactor 1 and used for connecting a refined asphalt feeding end, and a second pipeline 14 is arranged at the lower part of the thermal polymerization reactor 1 and connected with a primary mixer 2 through a valve pipe fitting. A seventh pipeline 19 is arranged on the lateral line of the primary mixer 2 and is connected with the secondary filter 5 through a valve pipe fitting, and a third pipeline 15 is arranged on the lower portion and is connected with the primary filter 3 through a valve pipe fitting. The lower part of the primary filter 3 is provided with a fourth pipeline 16 connected with the wash oil recovery tower 11 through a valve pipe fitting, and the lateral line is provided with a fifth pipeline 17 connected with the secondary mixer 4 through a valve pipe fitting. And a sixteenth pipeline 28 is arranged on the lateral line of the secondary mixer 4 and is connected with the wash oil recovery tower 11 through a valve pipe fitting, and a sixth pipeline 18 is arranged at the lower part and is connected with the secondary filter 5 through a valve pipe fitting. The lower part of the secondary filter 5 is provided with a seventh pipeline 19 which is connected with the primary mixer 2 through a valve pipe fitting, and the lateral line is provided with an eighth pipeline 20 which is connected with the tertiary mixer 6 through a valve pipe fitting. A seventeenth pipeline 29 arranged on the lateral line of the tertiary mixer 6 is connected with the xylene recovery tower 12 through a valve pipe fitting, and a ninth pipeline 21 arranged on the lower part is connected with the tertiary filter 7 through a valve pipe fitting. The lower part of the tertiary filter 7 is provided with a tenth pipeline 22 which is connected with the xylene recovery tower 12 through a valve pipe fitting, and the lateral line is provided with an eleventh pipeline 23 which is connected with the quaternary mixer 8 through a valve pipe fitting. An eighteenth pipeline 30 is arranged on the lateral line of the quartic mixer 8 and connected with the xylene recovery tower 12 through a valve pipe fitting, and a twelfth pipeline 24 is arranged on the lower portion and connected with the quartic filter 9 through a valve pipe fitting. The lower part of the fourth filter 9 is provided with a thirteenth pipeline 25 which is connected with the xylene recovery tower 12 through a valve pipe fitting, and the lateral line is provided with a fourteenth pipeline 26 which is connected with the dryer 10 through a valve pipe fitting. A fifteenth pipeline 27 is arranged on the lateral line of the dryer 10 and connected with the subsequent process of the carbon microspheres through a valve pipe fitting, and a nineteenth pipeline 31 is arranged on the lower portion and connected with the xylene recovery tower 12 through a valve pipe fitting. The lower part of the washing oil recovery tower 11 is provided with a twentieth pipeline 32 which is connected with the intermediate asphalt subsequent process through a valve pipe fitting. The lower part of the xylene recovery tower 12 is provided with a twenty-first pipeline 33 which is connected with the subsequent process of carbon black oil through a valve pipe fitting. The device firstly mixes the asphalt and the carbon microsphere mixture after the thermal polymerization twice by using wash oil and filters twice, then fully separates the asphalt from the carbon microsphere by mixing xylene twice and filtering twice, and finally obtains the carbon microsphere finished product without classification by drying.
As shown in fig. 2, the thermal polymerization reactor 1 includes: the device comprises a reaction kettle body 108, a thermal polymerization reactor shell 107, a stirring shaft 106, stirring blades 109, an extrusion pipe 105, a support 104, a manhole charging hole 103, a driving mechanism 101 and a shaft seal 102; the reaction kettle body 108 is embedded in the thermal polymerization reactor shell 107, and the reaction kettle body 108 and the thermal polymerization reactor shell 107 are hermetically connected with the upper end shell through a partition flange; a driving mechanism 101 is arranged at the top end of the middle part of the upper end shell, and the driving mechanism 101 is connected with a stirring shaft 106 through a shaft seal 102; the stirring shaft 106 is connected with the stirring blade 109 through a shaft; the stirring shaft 106 and the stirring blades 109 are arranged in the reaction kettle body 108; the pressure outlet pipe 105 is introduced into the reaction kettle body 108 from the outside of the upper end shell, and the middle part of the pressure outlet pipe passes through the partition plate to the inner wall of the reaction kettle body 108; a manhole charging hole 103 is formed from the outer part of the upper end shell to the inner part of the upper end shell; a support 104 is fixed on the outer side of the lower end shell. When the reaction kettle works, the driving mechanism 101 drives the stirring shaft 106 to drive the stirring blade 109 to rotate in the reaction kettle body 108.
As shown in fig. 3, the filter includes: the filter comprises a filter shell G11, a filter element G10, a vent valve G01, a filter element seat G06, a filter element sealing ring G07, a water inlet pipe G08, a water inlet baffle G09, a sewage discharge port G02, a water outlet pipe G03, a fixed seat G04 and a collection cavity G05; the top of the filter shell G11 is provided with a vent valve G01, a filter element G10 is arranged in the filter shell G11, one side of the filter shell G11 is provided with a water inlet pipe G08, a water inlet pipe G08 passes through a water inlet baffle G09 to one side of the filter element G10, and the other side of the filter shell G11 is provided with a water outlet pipe G03; the bottom of the filter shell G11 is provided with a collecting cavity G05, a filter element G10 is fixed through a filter element seat G06, and the bottom of the filter element seat G06 and the bottom of the filter element G10 are sealed through a filter element sealing ring G07; the filter housing G11 is fixed to the base by a fixing seat G04.
A sewage outlet G02 is arranged between the water inlet pipe G08 and the water outlet pipe G03.
As shown in fig. 4, the mixer includes: horizontal tube 2568A and vertical tube 2568B, one end of horizontal tube 2568A and vertical tube 2568B is used as independent inlet end, and the other end of vertical tube 2568B is vertically extended into the opening of horizontal tube 2568A, so as to form mixing channel in horizontal tube 2568A.
As shown in fig. 5, the xylene recovery column 12 includes: the system comprises a rectifying tower 1201, a condenser 1202 and a reboiler 1203, wherein the upper end of the rectifying tower 1201 is connected with the condenser 1202 through a pipeline valve; the lower end of the rectifying tower 1201 is connected with a reboiler 1203 through a pipeline valve. The rectification column 1201 outputs a distillate through the condenser 1202 and a residue through the bottom of the rectification column 1201. In the middle of the rectifying column 1201 is a feed inlet.
When the asphalt is used, the refined asphalt added with the auxiliary agent firstly enters the thermal polymerization reactor 1 through the first pipeline 13, mesophase carbon microspheres are formed through heating polycondensation and liquid phase carbonization, the mixture of the asphalt and the carbon microspheres enters the primary mixer 2 through the second pipeline 14 and is fully mixed with the secondary filtrate from the seventh pipeline 19, and then the mixture enters the primary filter 3 through the third pipeline 15. The primary filtrate obtained by filtering enters the wash oil recovery tower 11 through a fourth pipeline 16 to purify the wash oil. The primary filter cake enters the secondary mixer 4 through the fifth pipeline 17, is fully mixed with the wash oil purified by the wash oil recovery tower 11 sent from the sixteenth pipeline 28, and then enters the secondary filter 5 through the sixth pipeline 18. The secondary filtrate obtained by filtration is sent to the primary mixer 2 through a seventh pipeline 19, the secondary filter cake is sent to the tertiary mixer 6 through an eighth pipeline 20 to be fully mixed with the xylene purified by the xylene recovery tower 12 sent from a seventeenth pipeline 29, and then the secondary filter cake is sent to the tertiary filter 7 through a ninth pipeline 21. The third filtrate obtained by filtering is sent to a xylene recovery tower 12 through a tenth pipeline 22 to purify xylene, and the third filter cake enters a quartic mixer 8 through an eleventh pipeline 23 to be fully mixed with the xylene purified by the xylene recovery tower 12 through an eighteenth pipeline 30, and then enters a quartic filter 9 through a twelfth pipeline 24. And the filtrate obtained by the filtration for four times is sent to a xylene recovery tower 12 through a thirteenth pipeline 25 to purify xylene, the filter cake obtained by the filtration for four times enters a dryer 10 through a fourteenth pipeline 26, the obtained xylene gas is sent to the xylene recovery tower 12 through a nineteenth pipeline 31 to purify xylene, and the obtained dried carbon microspheres are sent to a subsequent device through a fifteenth pipeline 27. The wash oil recovered by the wash oil recovery tower 11 is recycled, and the obtained intermediate pitch is sent to the subsequent process through a twentieth pipeline 32. The xylene recovered by the xylene recovery tower 12 is recycled, and the obtained carbon black oil is sent to the subsequent process through a twenty-first pipeline 33.
The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.
Claims (6)
1. The utility model provides a mesophase carbon microsphere extraction filter equipment which characterized by: the device at least comprises a thermal polymerization reactor (1), wherein the upper part of the thermal polymerization reactor (1) is provided with a first pipeline (13) for connecting with a refined asphalt feeding end, and the lower part of the thermal polymerization reactor (1) is provided with a second pipeline (14) which is connected with a primary mixer (2) through a valve pipe fitting; a seventh pipeline (19) is arranged on the lateral line of the primary mixer (2) and is connected with the secondary filter (5) through a valve pipe fitting, and a third pipeline (15) is arranged on the lower portion and is connected with the primary filter (3) through a valve pipe fitting; a fourth pipeline (16) is arranged at the lower part of the primary filter (3) and is connected with the wash oil recovery tower (11) through a valve pipe fitting, and a fifth pipeline (17) is arranged at the lateral line and is connected with the secondary mixer (4) through a valve pipe fitting; a sixteenth pipeline (28) is arranged on the lateral line of the secondary mixer (4) and is connected with the washing oil recovery tower (11) through a valve pipe fitting, and a sixth pipeline (18) is arranged on the lower part and is connected with the secondary filter (5) through a valve pipe fitting; a seventh pipeline (19) is arranged at the lower part of the secondary filter (5) and connected with the primary mixer (2) through a valve pipe fitting, and an eighth pipeline (20) is arranged at the lateral line and connected with the tertiary mixer (6) through a valve pipe fitting; a seventeenth pipeline (29) is arranged on the lateral line of the tertiary mixer (6) and is connected with the xylene recovery tower (12) through a valve pipe fitting, and a ninth pipeline (21) is arranged at the lower part and is connected with the tertiary filter (7) through a valve pipe fitting; a tenth pipeline (22) is arranged at the lower part of the tertiary filter (7) and connected with the xylene recovery tower (12) through a valve pipe fitting, and an eleventh pipeline (23) is arranged at the lateral line and connected with the quaternary mixer (8) through a valve pipe fitting; an eighteenth pipeline (30) is arranged on the lateral line of the quartic mixer (8) and is connected with the xylene recovery tower (12) through a valve pipe fitting, and a twelfth pipeline (24) is arranged on the lower part and is connected with the quartic filter (9) through a valve pipe fitting; a thirteenth pipeline (25) is arranged at the lower part of the fourth filter (9) and is connected with the xylene recovery tower (12) through a valve pipe fitting, and a fourteenth pipeline (26) is arranged at the lateral line and is connected with the dryer (10) through a valve pipe fitting; a fifteenth pipeline (27) is arranged on the lateral line of the dryer (10) and is connected with the subsequent process of the carbon microspheres through a valve pipe fitting, and a nineteenth pipeline (31) is arranged on the lower part and is connected with the xylene recovery tower (12) through a valve pipe fitting; a twentieth pipeline (32) is arranged at the lower part of the washing oil recovery tower (11) and is connected with a subsequent process of middle asphalt through a valve pipe fitting; the lower part of the xylene recovery tower (12) is provided with a twenty-first pipeline (33) which is connected with the subsequent process of carbon black oil through a valve pipe fitting.
2. The mesophase carbon microsphere extraction filter device of claim 1, which is characterized in that: the thermal polymerization reactor (1) comprises: the device comprises a reaction kettle body (108), a thermal polymerization reactor shell (107), a stirring shaft (106), a stirring blade (109), an extrusion pipe (105), a support (104), a manhole charging hole (103), a driving mechanism (101) and a shaft seal (102); the reaction kettle body (108) is embedded in the thermal polymerization reactor shell (107), and the reaction kettle body (108) and the thermal polymerization reactor shell (107) are hermetically connected with the upper end shell through a partition plate flange; a driving mechanism (101) is arranged at the top end of the middle part of the upper end shell, and the driving mechanism (101) is connected with a stirring shaft (106) through a shaft seal (102); the stirring shaft (106) is connected with the stirring blade (109) through a shaft; the stirring shaft (106) and the stirring blade (109) are arranged in the reaction kettle body (108); the pressure outlet pipe (105) is introduced into the reaction kettle body (108) from the outside of the upper end shell, and the middle part of the pressure outlet pipe passes through the partition plate to the inner wall of the reaction kettle body (108); a manhole charging hole (103) is arranged from the outside of the upper end shell to the inside of the upper end shell; a support (104) is fixed on the outer side of the lower end shell.
3. The mesophase carbon microsphere extraction filter device of claim 1, which is characterized in that: the primary filter (3), the secondary filter (5), the tertiary filter (7) and the quaternary filter (9) have the same structure and comprise: the filter comprises a filter shell (G11), a filter element (G10), a release valve (G01), a filter element seat (G06), a filter element sealing ring (G07), a water inlet pipe (G08), a water inlet baffle plate (G09), a sewage discharge outlet (G02), a water outlet pipe (G03), a fixed seat (G04) and a collection cavity (G05); the top of the filter shell (G11) is provided with a vent valve (G01), a filter element (G10) is arranged in the filter shell (G11), one side of the filter shell (G11) is provided with a water inlet pipe (G08), the water inlet pipe (G08) passes through a water inlet baffle plate (G09) to one side of the filter element (G10), and the other side of the filter shell (G11) is provided with a water outlet pipe (G03); the bottom of the filter shell (G11) is provided with a collecting cavity (G05), the filter element (G10) is fixed by a filter element seat (G06), and the filter element seat (G06) and the bottom of the filter element (G10) are sealed by a filter element sealing ring (G07); the filter shell (G11) is fixed with the base through a fixing seat (G04).
4. The mesophase carbon microsphere extraction filter device of claim 3, which is characterized in that: a sewage draining outlet (G02) is arranged between the water inlet pipe (G08) and the water outlet pipe (G03).
5. The mesophase carbon microsphere extraction filter device of claim 1, which is characterized in that: the primary mixer (2), the secondary mixer (4), the tertiary mixer (6) and the quaternary mixer (8) have the same structure and comprise: the mixing device comprises a horizontal pipe (2568A) and a vertical pipe (2568B), wherein one end of the horizontal pipe (2568A) and one end of the vertical pipe (2568B) are used as independent inlet ends, the other end of the vertical pipe (2568B) vertically extends into an opening of the horizontal pipe (2568A), and a mixing channel is formed in the horizontal pipe (2568A).
6. The mesophase carbon microsphere extraction filter device of claim 1, which is characterized in that: the xylene recovery column (12) comprises: the device comprises a rectifying tower (1201), a condenser (1202) and a reboiler (1203), wherein the upper end of the rectifying tower (1201) is connected with the condenser (1202) through a pipeline valve; the lower end of the rectifying tower (1201) is connected with a reboiler (1203) through a pipeline valve; the rectifying tower (1201) outputs distillate through a condenser (1202), and residual liquid is output through the bottom of the rectifying tower (1201); the middle of the rectifying tower (1201) is provided with a feed inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921338941.0U CN210635944U (en) | 2019-08-19 | 2019-08-19 | Mesophase carbon microsphere extraction filter equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921338941.0U CN210635944U (en) | 2019-08-19 | 2019-08-19 | Mesophase carbon microsphere extraction filter equipment |
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| Publication Number | Publication Date |
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| CN210635944U true CN210635944U (en) | 2020-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921338941.0U Expired - Fee Related CN210635944U (en) | 2019-08-19 | 2019-08-19 | Mesophase carbon microsphere extraction filter equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437863A (en) * | 2019-08-19 | 2019-11-12 | 西安华江环保科技股份有限公司 | A kind of mesocarbon microspheres extraction filter device and method |
-
2019
- 2019-08-19 CN CN201921338941.0U patent/CN210635944U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437863A (en) * | 2019-08-19 | 2019-11-12 | 西安华江环保科技股份有限公司 | A kind of mesocarbon microspheres extraction filter device and method |
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Granted publication date: 20200529 |