CN113521993A - Environment-friendly high-efficiency treatment device for heat storage industrial waste gas - Google Patents
Environment-friendly high-efficiency treatment device for heat storage industrial waste gas Download PDFInfo
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- CN113521993A CN113521993A CN202110848410.1A CN202110848410A CN113521993A CN 113521993 A CN113521993 A CN 113521993A CN 202110848410 A CN202110848410 A CN 202110848410A CN 113521993 A CN113521993 A CN 113521993A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
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- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses an environment-friendly high-efficiency treatment device for heat-accumulating industrial waste gas, which relates to the field of waste gas treatment and comprises a treatment box, wherein a gas collecting cover is arranged on the left side of the treatment box, a gas distributing cover is arranged on the left side of the gas collecting cover, first gas pipe interfaces are respectively arranged on the left side of the gas distributing cover and the right side of the gas collecting cover, a plurality of second gas pipe interfaces are respectively arranged on the outer sides of the circumferences of the gas distributing cover and the gas collecting cover, a vent pipe is arranged between the second gas pipe interface on the gas distributing cover and the second gas pipe interface on the gas collecting cover in a matching manner, a partition plate is arranged in the treatment box, a settling chamber is arranged in the treatment box on the left side of the partition plate, a reaction chamber is arranged in the treatment box on the right side of the partition plate, rollers are arranged in the moving grooves in a matching manner, a moving rod is fixedly connected to the lower side of the second gas conveying plate, the rollers are arranged at the lower end of the moving rod in a matching manner, and a stirring frame is fixedly arranged at the rear end of a driving shaft, not only can cool down the decompression to waste gas, can carry moreover to waste gas and make the reaction more abundant, improve work efficiency.
Description
Technical Field
The invention relates to the field of waste gas treatment, in particular to an environment-friendly high-efficiency treatment device for heat storage industrial waste gas.
Background
Environmental protection generally refers to the collective name of various actions that human beings take to solve real or potential environmental problems, coordinate the relationship between human beings and the environment, protect the living environment of human beings, and guarantee the sustainable development of the economy and society. The method and means are engineering, administrative, economic, propaganda and education. The treatment of exhaust gas is also called exhaust gas purification. The waste gas treatment refers to the work of pretreating waste gas generated in industrial places and factory workshops before the waste gas is discharged to the outside so as to reach the national standard of the external discharge of the waste gas. The general waste gas treatment comprises the aspects of organic waste gas treatment, dust waste gas treatment, acid-base waste gas treatment, peculiar smell waste gas treatment, air sterilization, disinfection and purification and the like. At present, the existing waste gas treatment device has a poor effect on waste gas treatment, and along with the development of economy in recent years, a large amount of enterprises such as various chemical engineering, coatings, furniture, toys, electronics, spraying and the like are produced, and in addition, the environmental protection investment is not enough, so that the emission of a large amount of industrial waste gas is caused, the quality of the atmospheric environment is reduced, and serious harm is brought to the human health. To industrial waste gas's treatment, at present the active carbon method of extensively adopting, but the processing apparatus that its adopted generally function singleness, the effect is general, it is numerous and diverse to show conventional active carbon adsorption equipment, the easy saturation of adsorbent, change or regeneration are frequent, the working costs is high, and can produce higher atmospheric pressure to the higher waste gas of waste heat volume, can cause certain collapsing influence to processing apparatus, secondly because gaseous is wafted when reacting through gas, be unfavorable for with reaction liquid contact and reaction, consequently, it is very necessary to design an environment-friendly high-efficient processing apparatus of heat accumulation industrial waste gas that automatic partial pressure and gas direction can be carried out and work efficiency is high.
Disclosure of Invention
The invention aims to provide an environment-friendly high-efficiency treatment device for heat-accumulating industrial waste gas, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an environment-friendly efficient treatment device for heat storage industrial waste gas comprises a treatment box, wherein a gas gathering cover is arranged on the left side of the treatment box, a gas distributing cover is arranged on the left side of the gas gathering cover, first gas pipe interfaces are arranged on the left side of the gas distributing cover and the right side of the gas gathering cover, a plurality of second gas pipe interfaces are arranged on the outer sides of the circumferences of the gas distributing cover and the gas gathering cover, a vent pipe is arranged between the second gas pipe interface on the gas distributing cover and the second gas pipe interface on the gas gathering cover in a matched manner, a partition plate is arranged in the treatment box, a settling chamber is arranged in the treatment box on the left side of the partition plate, a reaction chamber is arranged in the treatment box on the right side of the partition plate, a gas pipe is arranged on the right side of the first gas pipe interface on the gas gathering cover in a matched manner, the other end of the gas pipe is positioned at the bottom of the settling chamber, a gas collecting pipe is arranged on the upper side of the partition plate, a first gas conveying plate is arranged on the left side of the interior of the reaction chamber, and a rotating rod is connected to the front side of the first gas conveying plate, dwang other end connection is provided with second gas-supply pipe and dwang non-endpoint department slidable mounting has the axis of rotation, first gas delivery board and the inside gas delivery chamber that all is provided with of second gas delivery board, the reacting chamber bottom side of second gas delivery board downside is provided with and removes the boss and remove the boss upside and be provided with the shifting chute, the inside cooperation of shifting chute installs the gyro wheel, second gas delivery board downside fixed connection carriage release lever and gyro wheel cooperation are installed at the carriage release lever lower extreme, it installs from the driving wheel to remove the boss right-hand member connection and be provided with spur rack and spur rack upside cooperation, install action wheel and action wheel centre of a circle position fixed mounting from the cooperation of driving wheel upside, driving shaft rear end fixed mounting has the agitator frame, it is provided with the inside crisscross dehumidification cotton piece that is provided with of outlet duct and outlet duct to handle case right side upper end.
As a further scheme of the invention: an air inlet pipe is connected and installed on the left side of a first air pipe connector on the air distribution cover, and a valve is installed on the outer side of the air inlet pipe in a matched mode.
As a further scheme of the invention: the inside installation of breather pipe is provided with the screw plate and the installation is provided with the refrigeration piece on the screw plate.
As a further scheme of the invention: the gas distribution cover and the gas collection cover are internally provided with a filter cotton layer in a matching way.
As a further scheme of the invention: the rotating shaft is fixedly arranged on the treatment box.
As a further scheme of the invention: the interior of the settling chamber is provided with a coagulant and the interior of the reaction chamber is provided with a reaction liquid.
As a further scheme of the invention: and a driven shaft is fixedly arranged at the circle center of the driven wheel and is arranged on the treatment box in a matching manner.
As a further scheme of the invention: the driving shaft is installed on the treatment box in a matching mode, and the front end of the driving shaft is connected with the motor.
As a further scheme of the invention: and a limit baffle is fixedly arranged on the spur rack on the right side of the movable boss.
As a further scheme of the invention: and a dehumidifying fan is arranged inside the air outlet pipe on the right side of the dehumidifying cotton block.
Compared with the prior art, the invention has the beneficial effects that: the waste gas treatment device is reasonable in design, the first air pipe interface, the gas distribution cover, the second air pipe interface, the vent pipe, the gas collection cover, the thread plate and the refrigeration block are arranged to realize cooling, pressure reduction and flow distribution of waste gas with waste heat, the first gas transmission plate, the rotating rod, the second gas transmission plate, the moving rod, the moving boss, the moving groove, the straight rack, the driven wheel, the driving wheel, the gas transmission cavity and the gas collection pipe are arranged to collect and convey the waste gas, the reaction effect and the efficiency of the waste gas are improved, and the dehumidification cotton block and the dehumidification fan are arranged to dehumidify the gas, so that the purification quality of the device is improved.
Drawings
FIG. 1 is a schematic view of a heat-accumulating industrial waste gas environment-friendly high-efficiency treatment device.
Fig. 2 is a schematic view of a partial cross-sectional structure of an environment-friendly efficient treatment device for heat-accumulating industrial waste gas.
FIG. 3 is a schematic view of a partial cross-sectional structure of an environment-friendly efficient treatment device for heat-accumulating industrial waste gas.
FIG. 4 is a schematic view of a partial cross-sectional structure of an environment-friendly efficient treatment device for heat-accumulating industrial waste gas.
FIG. 5 is a schematic view of a partial cross-sectional view of an environment-friendly efficient treatment device for heat-accumulating industrial waste gas.
FIG. 6 is a schematic view of a partial cross-sectional structure of an environment-friendly efficient treatment device for heat-accumulating industrial waste gas.
FIG. 7 is a schematic view, partially in section, of an environmentally friendly high efficiency treatment apparatus for regenerative industrial waste gas.
FIG. 8 is a schematic structural diagram of a stirring rack in an environment-friendly high-efficiency treatment device for heat-accumulating industrial waste gas.
In the figure: 1-air inlet pipe, 2-valve, 3-filter cotton layer, 4-first air pipe interface, 5-air distribution cover, 6-second air pipe interface, 7-air pipe, 8-air collection cover, 9-air pipe, 10-treatment box, 11-settling chamber, 12-partition plate, 13-air collection pipe, 14-first air transmission plate, 15-rotating rod, 16-rotating shaft, 17-second air transmission plate, 18-moving rod, 19-moving boss, 20-moving groove, 21-limit baffle, 22-spur rack, 23-driven shaft, 24-driven wheel, 25-driving wheel, 26-driving shaft, 27-air outlet pipe, 28-dehumidification cotton block, 29-dehumidification fan, 30-threaded plate, 31-refrigeration block, 32-gas transmission cavity, 33-roller, 34-stirring frame and 35-reaction chamber.
Detailed Description
It is noted that all of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations where mutually exclusive features/steps are present.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The first embodiment is as follows: referring to fig. 1 to 8, in the embodiment of the present invention, an environment-friendly high-efficiency treatment apparatus for heat storage industrial waste gas includes a treatment tank 10, a gas collecting cover 8 is disposed on the left side of the treatment tank 10, a gas distributing cover 5 is disposed on the left side of the gas collecting cover 8, first gas pipe interfaces 4 are disposed on the left side of the gas distributing cover 5 and the right side of the gas collecting cover 8, a plurality of second gas pipe interfaces 6 are disposed on the circumferential outer sides of the gas distributing cover 5 and the gas collecting cover 8, a vent pipe 7 is disposed between the second gas pipe interfaces 6 on the gas distributing cover 5 and the second gas pipe interfaces 6 on the gas collecting cover 8, a partition plate 12 is disposed inside the treatment tank 10, a settling chamber 11 is disposed inside the treatment tank 10 on the left side of the partition plate 12, a reaction chamber 35 is disposed inside the treatment tank 10 on the right side of the partition plate 12, a gas pipe 9 is disposed on the right side of the first gas pipe interface 4 on the gas collecting cover 8, and the other end of the gas pipe 9 is located at the bottom of the settling chamber 11, the gas collecting pipe 13 is arranged on the upper side of the partition plate 12, the first gas transmission plate 14 is arranged on the left side in the reaction chamber 35, the front side of the first gas transmission plate 14 is connected with the rotating rod 15, the other end of the rotating rod 15 is connected with the second gas transmission pipe 9, the non-end point of the rotating rod 15 is slidably provided with the rotating shaft 16, the first gas transmission plate 14 and the second gas transmission plate 17 are both internally provided with gas transmission cavities 32, the bottom side of the reaction chamber 35 on the lower side of the second gas transmission plate 17 is provided with a moving boss 19, the upper side of the moving boss 19 is provided with a moving groove 20, the inside of the moving groove 20 is provided with a roller 33 in a matching manner, the lower side of the second gas transmission plate 17 is fixedly connected with the moving rod 18, the roller 33 is arranged on the lower end of the moving rod 18 in a matching manner, the right end of the moving boss 19 is connected with a spur rack 22, the upper side of the spur rack 22 is provided with a driven wheel 24 in a matching manner, the upper side of the driven wheel 24 is provided with a driving wheel 25, and the driving wheel 26 is fixedly arranged on the center position of the driving wheel 25, 26 rear end fixed mounting of driving shaft has stirring frame 34, handles case 10 right side upper end and is provided with outlet duct 27 and the inside crisscross dehumidification cotton piece 28 that is provided with of outlet duct 27, 4 left sides of first air pipe interface on the branch gas hood 5 are connected and are installed intake pipe 1 and the cooperation of the 1 outside of intake pipe and install valve 2, the installation of breather pipe 7 internally mounted is provided with screw plate 30 and screw plate 30 on is provided with refrigeration piece 31, axis of rotation 16 fixed mounting is on handling case 10, the inside coagulant that is provided with of drip chamber 11 and the inside reaction liquid that is provided with of reacting chamber 35, from 24 centre of a circle fixed mounting of driving wheel 24 and driven shaft 23 cooperation are installed on handling case 10, driving shaft 26 cooperation is installed on handling case 10 and front end connection motor, fixed limit baffle 21 that is provided with on the spur rack 22 on removal boss 19 right side, the internal installation of outlet duct 27 on dehumidification cotton piece 28 right side is provided with dehumidification fan 29, opening a valve 2, enabling waste gas with waste heat to flow into a gas distribution cover 5 through an air inlet pipe 1 for distribution and then to be conveyed into a gas collection cover 8 through an air pipe 7, enabling the waste gas to be subjected to cooling treatment through a refrigeration block 31 in the air pipe 7 and extending a cooling path through a thread plate 30 so as to achieve sufficient cooling of the gas and reduce heat energy carried by the waste gas, enabling the waste gas to flow into the bottom of a settling chamber 11 in a treatment box 10 from an air conveying pipe 9 through the gas collection cover 8, enabling granular impurities in the gas to be condensed and precipitated after reacting with a coagulant, reducing particles in the gas, enabling the reacted waste gas to flow into a reaction chamber 35 after being gathered and collected through a gas collecting pipe 13, starting a motor, enabling a driving wheel 25 to rotate through a driving shaft 26, enabling the driving wheel 25 to enable a spur rack 22 to move left and right through a driven wheel 24, and enabling the spur rack 22 to drive a moving boss 19 connected with the driving wheel to move left and right, the movable boss 19 drives the roller 33 installed inside the movable groove 20 to rotate, and further the roller 33 enables the movable rod 18 to drive the second gas transmission plate 17 to move up and down, the second gas transmission plate 17 rotates through the rotating rod 15 to enable the first gas transmission plate 14 to move up and down in a staggered mode, and further the first gas transmission plate 14 and the second gas transmission plate 17 receive waste gas conveyed by the gas collecting pipe 13 through the gas transmission cavity 32 in an alternating mode, the waste gas is conveyed to the bottom of the reaction chamber 35 through the gas transmission cavity 32, the reaction frame 34 rotates to enable the reaction frame to react with reaction liquid fully, the reacted gas flows into the gas outlet pipe 27, and the dehumidified gas is discharged through the dehumidifying cotton block 28 and the dehumidifying fan 29.
Example two: the invention also provides another embodiment, which is improved on the basis of the above embodiment, and the filtering cotton layers 3 are arranged in the air distribution cover 5 and the air collection cover 8 in a matching way to pretreat and filter the waste gas.
The working principle of the invention is as follows: opening a valve 2, enabling waste gas with waste heat to flow into a gas distribution cover 5 through an air inlet pipe 1 for distribution and then to be conveyed into a gas collection cover 8 through an air pipe 7, enabling the waste gas to be subjected to cooling treatment through a refrigeration block 31 in the air pipe 7 and extending a cooling path through a thread plate 30 so as to achieve sufficient cooling of the gas and reduce heat energy carried by the waste gas, enabling the waste gas to flow into the bottom of a settling chamber 11 in a treatment box 10 from an air conveying pipe 9 through the gas collection cover 8, enabling granular impurities in the gas to be condensed and precipitated after reacting with a coagulant, reducing particles in the gas, enabling the reacted waste gas to flow into a reaction chamber 35 after being gathered and collected through a gas collecting pipe 13, starting a motor, enabling a driving wheel 25 to rotate through a driving shaft 26, enabling the driving wheel 25 to enable a spur rack 22 to move left and right through a driven wheel 24, and enabling the spur rack 22 to drive a moving boss 19 connected with the driving wheel to move left and right, the movable boss 19 drives the roller 33 installed inside the movable groove 20 to rotate, and further the roller 33 enables the movable rod 18 to drive the second gas transmission plate 17 to move up and down, the second gas transmission plate 17 rotates through the rotating rod 15 to enable the first gas transmission plate 14 to move up and down in a staggered mode, and further the first gas transmission plate 14 and the second gas transmission plate 17 receive waste gas conveyed by the gas collecting pipe 13 through the gas transmission cavity 32 in an alternating mode, the waste gas is conveyed to the bottom of the reaction chamber 35 through the gas transmission cavity 32, the reaction frame 34 rotates to enable the reaction frame to react with reaction liquid fully, the reacted gas flows into the gas outlet pipe 27, and the dehumidified gas is discharged through the dehumidifying cotton block 28 and the dehumidifying fan 29.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. An environment-friendly efficient treatment device for heat storage industrial waste gas comprises a treatment box (10) and is characterized in that a gas gathering cover (8) is arranged on the left side of the treatment box (10), a gas distributing cover (5) is arranged on the left side of the gas gathering cover (8), first air pipe interfaces (4) are arranged on the left side of the gas distributing cover (5) and the right side of the gas gathering cover (8), a plurality of second air pipe interfaces (6) are arranged on the outer sides of the circumferences of the gas distributing cover (5) and the gas gathering cover (8), an air pipe (7) is installed between the second air pipe interfaces (6) on the gas distributing cover (5) and the second air pipe interfaces (6) on the gas gathering cover (8) in a matching manner, a partition plate (12) is installed inside the treatment box (10), a settling chamber (11) is arranged inside the treatment box (10) on the left side of the partition plate (12), and a reaction chamber (35) is arranged inside the treatment box (10) on the right side of the partition plate (12), the right side of a first air pipe interface (4) on the air gathering cover (8) is provided with an air conveying pipe (9) in a matching way, the other end of the air conveying pipe (9) is positioned at the bottom of the settling chamber (11), an air collecting pipe (13) is arranged on the upper side of the partition plate (12), the left side in the reaction chamber (35) is provided with a first air conveying plate (14), the front side of the first air conveying plate (14) is connected with a rotating rod (15), the other end of the rotating rod (15) is connected with a second air conveying pipe (9), a rotating shaft (16) is slidably arranged at the non-end point of the rotating rod (15), air conveying cavities (32) are respectively arranged in the first air conveying plate (14) and the second air conveying plate (17), the bottom side of the reaction chamber (35) at the lower side of the second air conveying plate (17) is provided with a moving boss (19), the upper side of the moving boss (19) is provided with a moving groove (20), and rollers (33) are arranged in the moving groove (20) in a matching way, second gas transmission board (17) downside fixed connection carriage release lever (18) and gyro wheel (33) cooperation are installed at carriage release lever (18) lower extreme, it is provided with spur rack (22) and spur rack (22) upside cooperation and installs from driving wheel (24) to remove boss (19) right-hand member connection, it installs driving wheel (25) and driving wheel (25) centre of a circle position fixed mounting to follow driving wheel (24) upside cooperation, driving wheel (26) rear end fixed mounting has stirring frame (34), it is provided with outlet duct (27) and outlet duct (27) inside crisscross dehumidification cotton piece (28) to handle case (10) right side upper end.
2. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas according to claim 1, wherein the left side of the first air pipe interface (4) on the air distribution cover (5) is connected with an air inlet pipe (1), and the outer side of the air inlet pipe (1) is matched with a valve (2).
3. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas according to claim 1, wherein a threaded plate (30) is installed inside the vent pipe (7), and a refrigeration block (31) is installed on the threaded plate (30).
4. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas as claimed in claim 1 or 2, wherein the filtering cotton layer (3) is arranged inside the gas distribution cover (5) and the gas collection cover (8) in a matching way.
5. The environmentally friendly high efficiency treatment apparatus for regenerative industrial waste gas according to claim 1, wherein the rotary shaft (16) is fixedly mounted on the treatment tank (10).
6. The environmentally friendly high efficiency treatment apparatus for regenerative industrial waste gas according to claim 1, wherein a coagulant is disposed inside the settling chamber (11) and a reaction liquid is disposed inside the reaction chamber (35).
7. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas as recited in claim 1, wherein the driven shaft (23) is fixedly installed at the circle center position of the driven wheel (24), and the driven shaft (23) is installed on the treatment tank (10) in a matching manner.
8. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas as recited in claim 1, wherein the driving shaft (26) is fittingly installed on the treatment tank (10) and the front end is connected with a motor.
9. The environment-friendly high-efficiency treatment device for the heat storage industrial waste gas as claimed in claim 1, wherein a limit baffle (21) is fixedly arranged on a spur rack (22) at the right side of the movable boss (19).
10. The environment-friendly high-efficiency treatment device for heat storage industrial waste gas according to claim 1, characterized in that a dehumidifying fan (29) is installed inside the air outlet pipe (27) at the right side of the dehumidifying cotton block (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848410.1A CN113521993A (en) | 2021-07-27 | 2021-07-27 | Environment-friendly high-efficiency treatment device for heat storage industrial waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110848410.1A CN113521993A (en) | 2021-07-27 | 2021-07-27 | Environment-friendly high-efficiency treatment device for heat storage industrial waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113521993A true CN113521993A (en) | 2021-10-22 |
Family
ID=78089102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110848410.1A Withdrawn CN113521993A (en) | 2021-07-27 | 2021-07-27 | Environment-friendly high-efficiency treatment device for heat storage industrial waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113521993A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817161A (en) * | 2023-07-04 | 2023-09-29 | 南京纳格铝业有限公司 | Gas supply device for composite honeycomb panel filled with flame-retardant gas |
-
2021
- 2021-07-27 CN CN202110848410.1A patent/CN113521993A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116817161A (en) * | 2023-07-04 | 2023-09-29 | 南京纳格铝业有限公司 | Gas supply device for composite honeycomb panel filled with flame-retardant gas |
| CN116817161B (en) * | 2023-07-04 | 2024-04-16 | 南京纳格铝业有限公司 | Gas supply device for composite honeycomb panel filled with flame-retardant gas |
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Application publication date: 20211022 |