CN114791223A - Aluminum alloy refiner - Google Patents
Aluminum alloy refiner Download PDFInfo
- Publication number
- CN114791223A CN114791223A CN202210432500.7A CN202210432500A CN114791223A CN 114791223 A CN114791223 A CN 114791223A CN 202210432500 A CN202210432500 A CN 202210432500A CN 114791223 A CN114791223 A CN 114791223A
- Authority
- CN
- China
- Prior art keywords
- pipe
- aluminum alloy
- valve
- alloy refiner
- spherical shell
- 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.)
- Withdrawn
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 47
- 238000007670 refining Methods 0.000 claims abstract description 43
- 238000003860 storage Methods 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000155 melt Substances 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
- C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
- C22C1/026—Alloys based on aluminium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/01—Charges containing mainly non-ferrous metals
- F27M2001/012—Aluminium
Abstract
The invention discloses an aluminum alloy refiner, belonging to the technical field of aluminum alloy production equipment. According to the invention, through the arrangement of the adding pipe, the first valve, the second valve and the storage spherical shell, a refining agent can be placed inside the storage spherical shell, then the storage spherical shell is placed on the first valve in the adding pipe, then the storage spherical shell falls onto the second valve when the first valve is opened, then the first valve is closed, the adding pipe is inserted into the bottom of the refining furnace, and then the second valve is opened, so that the storage spherical shell with the refining agent enters the bottom of the refining furnace, and the aluminum alloy solution melts the storage spherical shell made of the aluminum alloy material, and the refining agent is diffused into the aluminum alloy solution at the bottom of the inner wall of the refining furnace.
Description
Technical Field
The invention relates to a refiner, in particular to an aluminum alloy refiner, and belongs to the technical field of aluminum alloy production.
Background
Aluminum alloy smelting is an important process in the casting production process, and production experience for many years proves that the defects of pinholes, oxidation slag inclusion, shrinkage porosity and the like of the casting can be caused by the fact that the smelting process is not tightly controlled, and the aluminum alloy needs to be refined by adopting a proper refining process and refining equipment in the actual production process so as to improve the overall quality of the casting.
The invention provides a new solution for solving the problems that the existing refiner cannot be directly added into the bottom of the inner wall of a refining furnace when in use and the adding of the refining agent is not uniform enough.
Disclosure of Invention
The invention mainly aims to solve the problems that a refining agent cannot be directly added into the bottom of the inner wall of a refining furnace and the addition of the refining agent is not uniform when the existing refiner is used, and provides an aluminum alloy refiner.
The purpose of the invention can be achieved by adopting the following technical scheme:
the utility model provides an aluminum alloy refiner, includes the refining furnace, and the support ring is installed in the outside of refining furnace, the top of support ring is equipped with the apron, the apron with the symmetry is equipped with first electronic slide rail and the electronic slide rail of second between the support ring, first electronic slide rail with install the mounting bracket between the electronic slide rail of second, a plurality of second through-holes have been seted up on the mounting bracket, the internally mounted of second through-hole has the addition pipe, be equipped with first valve and second valve from top to bottom in proper order on the addition pipe, the inside of adding the pipe is equipped with the storage spherical shell.
Preferably, the outside of refining furnace is equipped with inlet pipe and discharging pipe, the inlet pipe is located the top of discharging pipe, the inlet pipe with the middle part of discharging pipe all is equipped with the third valve.
Preferably, the outside of apron is connected with the box, the inlet pipe runs through the box, the charge door has been seted up on the box.
Preferably, a fan is installed at the top of the cover plate, a cooling pipe is installed at the top of the fan, and a filter pipe is installed at the top of the cooling pipe.
Preferably, a plurality of filter sheets are uniformly distributed in the filter pipe.
Preferably, the cooling pipe includes a pipe main body, and a plurality of heat-conducting fins are provided inside the pipe main body.
Preferably, a plurality of third through holes which are uniformly distributed are formed in the heat conducting sheet, and a heat dissipation cover is arranged on the outer side of the pipeline main body.
Preferably, the inner side of the heat dissipation cover is connected with a plurality of heat conduction sheets.
Preferably, the cover plate is provided with a first through hole matched with the fan.
Preferably, the storage sphere is composed of two hemispherical shells.
The invention has the beneficial technical effects that: according to the aluminum alloy refiner of the invention, the refining agent can be put into the storage spherical shell through the arrangement of the adding pipe, the first valve, the second valve and the storage spherical shell, then the storage spherical shell is placed on a first valve in the adding pipe, then the storage spherical shell falls onto a second valve when the first valve is opened, then the first valve is closed, the adding pipe is inserted into the bottom of the refining furnace, then the second valve is opened, the storage spherical shell can enter the bottom of the refining furnace with the refining agent, so that the aluminum alloy solution melts the storage spherical shell made of the aluminum alloy material, the refining agent is diffused into the aluminum alloy solution at the bottom of the inner wall of the refining furnace, through the setting of first electronic slide rail, the electronic slide rail of second, mounting bracket, support ring and apron, can conveniently add the position of pipe through the electronic slide rail of first electronic slide rail and second adjustment to even different positions that will save spherical shell and drop into in the aluminum alloy solution.
Drawings
FIG. 1 is a schematic view showing the overall structure of a preferred embodiment of an aluminum alloy refiner according to the present invention;
FIG. 2 is a cross-sectional view of a preferred embodiment of an aluminum alloy refiner according to the present invention;
FIG. 3 is a schematic view of a cooling tube structure of a preferred embodiment of an aluminum alloy refiner according to the present invention;
FIG. 4 is a schematic view showing the construction of a cover plate of a preferred embodiment of an aluminum alloy refiner according to the present invention;
FIG. 5 is a schematic view of an addition tube configuration of a preferred embodiment of an aluminum alloy refiner according to the present invention;
fig. 6 is a schematic view showing the construction of a mount according to a preferred embodiment of the aluminum alloy refiner of the present invention.
In the figure: 1. a refining furnace; 2. a box body; 3. a cover plate; 4. a fan; 5. a feeding pipe; 6. a discharge pipe; 7. a cooling tube; 8. a filter tube; 9. a first motorized slide rail; 10. a second electric slide rail; 11. a mounting frame; 12. an addition pipe; 13. a feed inlet; 14. a filter disc; 15. a support ring; 16. a first through hole; 17. a first valve; 18. a second valve; 19. storing the spherical shell; 20. a second through hole; 21. a third valve; 701. a pipe main body; 702. a heat conductive sheet; 703. a third through hole; 704. a heat dissipation cover.
Detailed Description
In order to make the technical solutions of the present invention more clear and definite, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1-6, the aluminum alloy refiner provided by the embodiment includes a refining furnace 1, and a support ring 15 is installed on the outer side of the refining furnace 1, a cover plate 3 is disposed above the support ring 15, a first electric slide rail 9 and a second electric slide rail 10 are symmetrically disposed between the cover plate 3 and the support ring 15, an installation frame 11 is installed between the first electric slide rail 9 and the second electric slide rail 10, a plurality of second through holes 20 are formed in the installation frame 11, and an addition pipe 12 is installed inside the second through holes 20. Through the setting of first electronic slide rail 9, the electronic slide rail 10 of second, mounting bracket 11, support ring 15 and apron 3, can conveniently adjust the position of adding pipe 12 through the electronic slide rail 10 of first electronic slide rail 9 and second to even different positions that drop into the aluminum alloy solution with storage spherical shell 19. The adding pipe 12 is provided with a first valve 17 and a second valve 18 from top to bottom in sequence, and the adding pipe 12 is internally provided with a storage spherical shell 19. Through the arrangement of the adding pipe 12, the first valve 17, the second valve 18 and the storage spherical shell 19, the refining agent can be placed inside the storage spherical shell 19, then the storage spherical shell 19 is placed on the first valve 17 in the adding pipe 12, then the storage spherical shell 19 falls onto the second valve 18 when the first valve 17 is opened, then the first valve 17 is closed, the adding pipe 12 is inserted into the bottom of the refining furnace 1, and then the second valve 18 is opened, so that the storage spherical shell 19 with the refining agent enters the bottom of the refining furnace 1, the aluminum alloy solution melts the storage spherical shell 19 made of the aluminum alloy, and the refining agent is diffused into the aluminum alloy solution at the bottom of the inner wall of the refining furnace 1.
In this embodiment, as shown in fig. 1, fig. 2 and fig. 3, the outside of refining furnace 1 is equipped with inlet pipe 5 and discharging pipe 6, inlet pipe 5 is located the top of discharging pipe 6, the middle part of inlet pipe 5 and discharging pipe 6 all is equipped with third valve 21, fan 4 is installed at the top of apron 3, cooling tube 7 is installed at the top of fan 4, filter tube 8 is installed at the top of cooling tube 7, the inside of filter tube 8 is equipped with a plurality of evenly distributed's cassette 14. The cooling pipe 7 includes a pipe main body 701, and a plurality of heat conductive fins 702 are provided inside the pipe main body 701. The heat conducting fin 702 is provided with a plurality of third through holes 703 which are uniformly distributed, and the outer side of the pipeline main body 701 is provided with a heat dissipation cover 704. The inner side of the heat radiating cover 704 is connected to a plurality of heat conductive fins 702. Through the setting of cooling tube 7, can conveniently dispel the heat to exhaust flue gas, through the setting of conducting strip 702, can dispel the heat for heat dissipation cover 704 with the heat transfer in the flue gas, through the setting of third through-hole 703, can avoid conducting strip 702 to influence the discharge of flue gas, through the setting of inlet pipe 5 and discharging pipe 6, can make things convenient for adding and the discharge of aluminum alloy solution.
In this embodiment, as shown in fig. 1, fig. 2, fig. 4 and fig. 6, a first through hole 16 is formed in the cover plate 3 and is matched with the fan 4, the box body 2 is connected to the outer side of the cover plate 3, the feeding pipe 5 penetrates through the box body 2, and the feeding port 13 is formed in the box body 2. The storage sphere 19 consists of two hemispherical shells. The adjustment of material can be carried out according to the difference of refining aluminium alloy kind to using storage spherical shell 19, through the setting of first through-hole 16, can make things convenient for the inside intercommunication of fan 4 and box 2, and two hemisphere casings can be connected through the welded mode, through the setting of charge door 13, can conveniently put into the storage spherical shell 19 of adorning the refining agent to adding 12 inside pipes.
In this embodiment, as shown in fig. 1 to 6, the working process of the aluminum alloy refiner provided by this embodiment is as follows:
step 1: when the device is used, a refining agent is filled into the storage spherical shell 19, then the storage spherical shell 19 is placed into the adding pipe 12, the position of the adding pipe 12 is moved through the first electric sliding rail 9 and the second electric sliding rail 10 according to the requirement of the input depth, when the first valve 17 is opened, the storage spherical shell 19 falls onto the second valve 18, and then the first valve 17 is closed to prevent air inside the adding pipe 12 from leaking;
and 2, step: when the second valve 18 is opened, the storage spherical shell 19 falls into the aluminum alloy solution along the adding pipe 12, the refining agent is diffused into the aluminum alloy solution after the storage spherical shell 19 is melted, the fan 4 is started to blow flue gas generated by refining into the cooling pipe 7 for heat dissipation in the refining process, and then the flue gas is filtered by the plurality of filter sheets 14 in the filter pipe 8 and then is discharged.
In conclusion, in this embodiment, according to the aluminum alloy refiner of this embodiment, through the setting of cooling tube 7, can conveniently dispel the heat to exhaust flue gas, through the setting of conducting strip 702, can dispel the heat for heat exchanger 704 with the heat transfer in the flue gas, through the setting of third through-hole 703, can avoid conducting strip 702 to influence the discharge of flue gas, through the setting of inlet pipe 5 and discharging pipe 6, can make things convenient for the interpolation and the discharge of aluminum alloy solution, can carry out the adjustment of material according to the refining aluminum alloy kind difference using storage spherical shell 19, through the setting of first through-hole 16, can make things convenient for the intercommunication of fan 4 and box 2 inside, two hemisphere casings can be connected through the welded mode, through the setting of charge door 13, can conveniently put into the storage spherical shell 19 of adorning the refining agent to adding pipe 12 inside.
The above description is only a further embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its idea within the scope of the present invention.
Claims (10)
1. The utility model provides an aluminum alloy refiner, its characterized in that, including refining furnace (1), and support ring (15) are installed in the outside of refining furnace (1), the top of support ring (15) is equipped with apron (3), apron (3) with the symmetry is equipped with first electronic slide rail (9) and the electronic slide rail of second (10) between support ring (15), first electronic slide rail (9) with install mounting bracket (11) between the electronic slide rail of second (10), a plurality of second through-holes (20) have been seted up on mounting bracket (11), the internally mounted of second through-hole (20) has interpolation pipe (12), add and be equipped with first valve (17) and second valve (18) from top to bottom in proper order on pipe (12), the inside that adds pipe (12) is equipped with storage spherical shell (19).
2. An aluminium alloy refiner according to claim 1, wherein the refining furnace (1) is provided with a feeding pipe (5) and a discharging pipe (6) on the outer side, the feeding pipe (5) is positioned above the discharging pipe (6), and the feeding pipe (5) and the discharging pipe (6) are provided with a third valve (21) in the middle.
3. An aluminum alloy refiner as claimed in claim 2, wherein a box body (2) is connected to the outer side of the cover plate (3), the feeding pipe (5) penetrates through the box body (2), and a feeding port (13) is formed in the box body (2).
4. An aluminium alloy refiner according to claim 1, wherein the top of the cover plate (3) is provided with a fixing ring (4), the top of the fixing ring (4) is provided with a cooling pipe (7), and the top of the cooling pipe (7) is provided with a filtering pipe (8).
5. An aluminium alloy refiner according to claim 4, wherein the inside of the filter tube (8) is provided with a plurality of evenly distributed filter sheets (14).
6. An aluminum alloy refiner according to claim 4, wherein said cooling pipe (7) comprises a pipe body (701), and a plurality of heat-conducting fins (702) are provided inside said pipe body (701).
7. An aluminum alloy refiner as claimed in claim 6, wherein the heat-conducting fins (702) are provided with a plurality of third through holes (703) uniformly distributed, and the outside of the pipe body (701) is provided with a heat-dissipating cover (704).
8. An aluminum alloy refiner as claimed in claim 7, wherein the inner side of said heat-radiating cover (704) is interconnected with a plurality of heat-conducting fins (702).
9. An aluminium alloy refiner according to claim 4, wherein the cover plate (3) is provided with a first through hole (16) which is matched with the fan (4).
10. An aluminium alloy refiner according to claim 1, wherein the storage sphere shell (19) consists of two hemispherical shells.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210432500.7A CN114791223A (en) | 2022-04-23 | 2022-04-23 | Aluminum alloy refiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210432500.7A CN114791223A (en) | 2022-04-23 | 2022-04-23 | Aluminum alloy refiner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114791223A true CN114791223A (en) | 2022-07-26 |
Family
ID=82460900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210432500.7A Withdrawn CN114791223A (en) | 2022-04-23 | 2022-04-23 | Aluminum alloy refiner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114791223A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484690A (en) * | 2012-12-20 | 2014-01-01 | 江苏凯特汽车部件有限公司 | Novel aluminium alloy solution refining purifying apparatus in transfer ladle |
| CN204746277U (en) * | 2015-04-27 | 2015-11-11 | 武汉径河化工有限公司 | Interpolation equipment of the tackifying resin production polycondensation in -process additive |
| CN106756182A (en) * | 2016-12-20 | 2017-05-31 | 江苏豪然喷射成形合金有限公司 | A kind of alloy refining device |
| CN206304630U (en) * | 2016-11-30 | 2017-07-07 | 徐州新帝新材料有限公司 | Charging and stirring integrated makeup for aluminium alloy additive are put |
| CN207581888U (en) * | 2017-11-08 | 2018-07-06 | 徐州亿星帝新材料科技股份有限公司 | A kind of aluminium alloy gas refinement agent adding set |
| CN109735733A (en) * | 2019-03-06 | 2019-05-10 | 中国工程物理研究院材料研究所 | A kind of method that beryllium alumin(i)um alloy refines specific complex deslagging agent and preparation method and slagging-off |
| CN112746190A (en) * | 2020-12-30 | 2021-05-04 | 贵州华科铝材料工程技术研究有限公司 | Melt purification method of high-conductivity aluminum alloy |
| CN213208624U (en) * | 2020-08-06 | 2021-05-14 | 顺博铝合金湖北有限公司 | Smelting furnace capable of efficiently recovering heat energy of tail gas |
-
2022
- 2022-04-23 CN CN202210432500.7A patent/CN114791223A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484690A (en) * | 2012-12-20 | 2014-01-01 | 江苏凯特汽车部件有限公司 | Novel aluminium alloy solution refining purifying apparatus in transfer ladle |
| CN204746277U (en) * | 2015-04-27 | 2015-11-11 | 武汉径河化工有限公司 | Interpolation equipment of the tackifying resin production polycondensation in -process additive |
| CN206304630U (en) * | 2016-11-30 | 2017-07-07 | 徐州新帝新材料有限公司 | Charging and stirring integrated makeup for aluminium alloy additive are put |
| CN106756182A (en) * | 2016-12-20 | 2017-05-31 | 江苏豪然喷射成形合金有限公司 | A kind of alloy refining device |
| CN207581888U (en) * | 2017-11-08 | 2018-07-06 | 徐州亿星帝新材料科技股份有限公司 | A kind of aluminium alloy gas refinement agent adding set |
| CN109735733A (en) * | 2019-03-06 | 2019-05-10 | 中国工程物理研究院材料研究所 | A kind of method that beryllium alumin(i)um alloy refines specific complex deslagging agent and preparation method and slagging-off |
| CN213208624U (en) * | 2020-08-06 | 2021-05-14 | 顺博铝合金湖北有限公司 | Smelting furnace capable of efficiently recovering heat energy of tail gas |
| CN112746190A (en) * | 2020-12-30 | 2021-05-04 | 贵州华科铝材料工程技术研究有限公司 | Melt purification method of high-conductivity aluminum alloy |
Non-Patent Citations (1)
| Title |
|---|
| 郑璇: "民用铝板、带、箔材生产", 冶金工业出版社, pages: 88 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214706046U (en) | Phase change and air cooling combined battery heat dissipation system | |
| CN202095232U (en) | Heat radiation structure of outdoor cabinet | |
| CN114791223A (en) | Aluminum alloy refiner | |
| CN219031995U (en) | Hot melting furnace cooling device for producing hot-melt glass | |
| CN215786576U (en) | Automatic feeding device is used in production of casting rod | |
| CN213811698U (en) | Pneumatic smoke gate for aluminum melting furnace | |
| CN218672075U (en) | Wall lamp shell convenient for heat dissipation | |
| CN110430632A (en) | A kind of dumping furnace smelts Brown Alundum self-baking electrode and its production technology | |
| CN210359175U (en) | Solidification structure control device for continuous casting of copper alloy special-shaped strip | |
| CN218513948U (en) | Automatically controlled cabinet convenient to heat dissipation | |
| CN216815011U (en) | Crucible-free electric heat preservation furnace | |
| CN220380218U (en) | Heat exchange module and electric arc furnace water-cooled flue cooling equipment | |
| CN213956021U (en) | Smelting furnace waste heat recovery system for aluminum ingot production | |
| CN2521567Y (en) | Multiple box copper plate cooling plate | |
| CN216458748U (en) | Lithium battery negative electrode material preparation high-temperature furnace capable of continuously producing | |
| CN210796576U (en) | Hot pellet ore bearing and leveling integrated cooling device | |
| CN212518412U (en) | Heat dissipation box of active power filter | |
| CN212811062U (en) | Ventilation device for capacitance compensation cabinet | |
| CN219141527U (en) | Plate type flue gas cooler applicable to copper anode furnace smelting process | |
| CN219730977U (en) | RH dip pipe with cooling device | |
| CN217595889U (en) | Molten aluminum degassing casting ladle equipment | |
| CN217785858U (en) | Discharging and cooling device for furnace kiln | |
| CN218120685U (en) | High-efficiency condenser | |
| CN215898336U (en) | Heat dissipation noise reduction shielding cover | |
| CN215113953U (en) | Copper alloy vacuum continuous smelting casting device |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220726 |