CN116200624A - Degassing device for hypereutectic aluminum-silicon alloy production - Google Patents
Degassing device for hypereutectic aluminum-silicon alloy production Download PDFInfo
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- CN116200624A CN116200624A CN202310142270.5A CN202310142270A CN116200624A CN 116200624 A CN116200624 A CN 116200624A CN 202310142270 A CN202310142270 A CN 202310142270A CN 116200624 A CN116200624 A CN 116200624A
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- silicon alloy
- degassing
- hypereutectic aluminum
- nitrogen
- alloy production
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- 238000007872 degassing Methods 0.000 title claims abstract description 79
- 229910000676 Si alloy Inorganic materials 0.000 title claims abstract description 73
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 67
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 145
- 230000007246 mechanism Effects 0.000 claims abstract description 105
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 71
- 238000001514 detection method Methods 0.000 claims abstract description 45
- 238000001035 drying Methods 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 12
- 239000007789 gas Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 10
- 238000011084 recovery Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 3
- 230000003993 interaction Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- 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
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- 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
- C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a degassing device for hypereutectic aluminum-silicon alloy production, which comprises air supply equipment and air exhaust equipment, wherein the air supply equipment comprises an air supply pipeline, a drying mechanism, a first air source detection mechanism and a temperature control mechanism which are sequentially arranged along the air supply pipeline, two ends of the air supply pipeline are respectively communicated with a nitrogen storage tank and a degassing inlet of hypereutectic aluminum-silicon alloy production equipment, the air exhaust equipment comprises an air exhaust pipeline, and a non-return mechanism and a second air source detection mechanism which are sequentially arranged along the air exhaust pipeline, one end of the air exhaust pipeline is communicated with a degassing outlet of the hypereutectic aluminum-silicon alloy production equipment.
Description
Technical Field
The invention relates to the technical field of aluminum alloy, in particular to a degassing device for hypereutectic aluminum-silicon alloy production.
Background
The hypereutectic aluminum-silicon alloy refers to aluminum-silicon alloy with alloy components exceeding eutectic component points, has the characteristics of wear resistance, heat resistance, corrosion resistance and the like, has small thermal expansion coefficient and good volume stability, is an ideal material for manufacturing key parts (cylinders and pistons) of an engine, and can replace eutectic aluminum-silicon alloy ZL109, hypoeutectic aluminum-silicon alloy or steel materials.
The hypereutectic aluminum-silicon alloy needs to strictly control an air source in the production process so as to avoid the phenomena of air suction and oxidation in the smelting and casting processes, and a common scheme is to carry out degassing in a nitrogen-introducing mode, but the traditional degassing cannot effectively monitor the degassing effect, and meanwhile, the treatment for the air source is relatively lacking, and the nitrogen for degassing is not subjected to enough front-end treatment, so that the quality of the hypereutectic aluminum-silicon alloy is reduced.
Disclosure of Invention
Aiming at the problems, the invention discloses a degassing device for hypereutectic aluminum-silicon alloy production.
The specific technical scheme is as follows:
the utility model provides a degassing unit is used in hypereutectic aluminum-silicon alloy production, characterized by, includes air feed equipment and exhaust apparatus, air feed equipment includes air feed pipeline and along air feed pipeline drying mechanism, first air supply detection mechanism and the control by temperature change mechanism that sets gradually, air feed pipeline's both ends respectively with nitrogen gas storage tank and hypereutectic aluminum-silicon alloy production facility's degasification import intercommunication, exhaust apparatus includes exhaust pipeline and along exhaust pipeline non return mechanism and the second air supply detection mechanism that set gradually, exhaust pipeline's one end and hypereutectic aluminum-silicon alloy production facility's degasification export intercommunication.
The degassing device for the hypereutectic aluminum-silicon alloy production is characterized in that the drying mechanism is an air source dryer, the first air source detection mechanism is a nitrogen concentration sensor, nitrogen is supplied by a nitrogen storage tank and is conveyed to hypereutectic aluminum-silicon alloy production equipment through an air supply device, and enters the hypereutectic aluminum-silicon alloy production equipment from a degassing inlet to be degassed; the nitrogen sequentially passes through a drying mechanism, a first air source detection mechanism and a temperature control mechanism in an air supply pipeline, is subjected to drying treatment by the drying mechanism, is detected by the first air source detection mechanism, is detected in nitrogen concentration, and finally is fed into hypereutectic aluminum-silicon alloy production equipment through a degassing inlet after temperature compensation by the temperature control mechanism.
The degassing device for hypereutectic aluminum-silicon alloy production is characterized in that the temperature control mechanism is a temperature control heater.
The degassing device for hypereutectic aluminum-silicon alloy production is characterized in that the temperature control mechanism is a heat source recovery device which is communicated with temperature control cooling equipment of hypereutectic aluminum-silicon alloy production equipment to recover heat for nitrogen temperature compensation.
The degassing device for hypereutectic aluminum-silicon alloy production, wherein the non-return mechanism is a non-return valve, and the second gas source detection mechanism is a nitrogen concentration sensor; in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment is exhausted through an exhaust pipeline, in the exhausting process, the gas backflow is prevented through the non-return mechanism, in addition, the second gas source detection mechanism monitors the nitrogen concentration in the exhausted gas at all times until the detected nitrogen concentration is always maintained to be 100% in a certain period, at the moment, the degassing can be confirmed to be completed, and the nitrogen supply is stopped.
The degassing device for hypereutectic aluminum-silicon alloy production is characterized in that the second air source detection mechanism is connected with a wireless controller transmitting end, a first flow control valve and a second flow control valve are respectively arranged on the air supply pipeline and the air exhaust pipeline, the first flow control valve and the second flow control valve are both connected with a wireless controller receiving end, the wireless controller receiving end is in wireless interaction with the wireless controller transmitting end, and the first flow control valve and the second flow control valve are controlled by the wireless controller transmitting end; with the nitrogen concentration detected by the second gas source detection mechanism, the higher the detected nitrogen concentration is, the smaller the nitrogen flow rates which can be passed by the first flow control valve and the second flow control valve are, until the second flow control valve is closed.
The degassing device for the production of the hypereutectic aluminum-silicon alloy comprises the following working method: the nitrogen is supplied by a nitrogen storage tank, is conveyed to hypereutectic aluminum-silicon alloy production equipment through a gas supply device, enters the hypereutectic aluminum-silicon alloy production equipment from a degassing inlet, and is degassed; the nitrogen sequentially passes through a drying mechanism, a first air source detection mechanism and a temperature control mechanism in an air supply pipeline, is subjected to drying treatment by the drying mechanism, is detected by the first air source detection mechanism, is detected in concentration, is subjected to temperature compensation by the temperature control mechanism, and is fed into hypereutectic aluminum-silicon alloy production equipment through a degassing inlet to be degassed; in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment is exhausted through an exhaust pipeline, in the exhausting process, the gas backflow is prevented through a non-return mechanism, in addition, the second gas source detection mechanism monitors the nitrogen concentration in the exhausted gas at any time, the gas supply and exhaust flow of the gas supply equipment and the gas exhaust equipment is controlled through the wireless controller until the nitrogen concentration detected by the second gas source detection mechanism is always maintained to be 100% within 5-10 Min, and at the moment, the degassing is confirmed to be completed, and the nitrogen supply is stopped.
The beneficial effects of the invention are as follows:
the invention discloses a degassing device for hypereutectic aluminum-silicon alloy production, which comprises air supply equipment and air exhaust equipment, wherein the air supply equipment comprises an air supply pipeline, a drying mechanism, a first air source detection mechanism and a temperature control mechanism which are sequentially arranged along the air supply pipeline, two ends of the air supply pipeline are respectively communicated with a nitrogen storage tank and a degassing inlet of hypereutectic aluminum-silicon alloy production equipment, the air exhaust equipment comprises an air exhaust pipeline, and a non-return mechanism and a second air source detection mechanism which are sequentially arranged along the air exhaust pipeline, one end of the air exhaust pipeline is communicated with a degassing outlet of the hypereutectic aluminum-silicon alloy production equipment.
Drawings
Fig. 1 is a schematic diagram of the principle of the present invention.
Fig. 2 is a schematic diagram of the principle of the present invention (the temperature control mechanism is a heat source recovery device).
Reference numerals illustrate: 1. an air supply device; 2. an exhaust apparatus; 3. an air supply duct; 4. a drying mechanism; 5. a first air source detection mechanism; 6. a temperature control mechanism; 7. a nitrogen storage tank; 8. hypereutectic aluminum-silicon alloy production equipment; 9. a degassing inlet; 10. an exhaust duct; 11. a non-return mechanism; 12. a second air source detection mechanism; 13. a wireless controller transmitting end; 14. a first flow control valve; 15. a second flow control valve; 16. a wireless controller receiving end; 17. the temperature control cooling equipment is communicated; 18. and a degassing outlet.
Detailed Description
In order to make the technical scheme of the invention clearer and more definite, the invention is further described below by combining the embodiment, and any scheme obtained by carrying out equivalent substitution and conventional reasoning on the technical characteristics of the technical scheme of the invention falls into the protection scope of the invention.
Example 1
The embodiment discloses a degassing unit is used in hypereutectic aluminum-silicon alloy production for degassing in hypereutectic aluminum-silicon alloy production process, specifically, this degassing unit includes air feed equipment 1 and exhaust equipment 2, air feed equipment 1 includes air feed pipe 3 and along air feed pipe 3 drying mechanism 4, first air supply detection mechanism 5 and temperature control mechanism 6 that set gradually, and air feed pipe 3's both ends respectively with nitrogen gas storage tank 7 and hypereutectic aluminum-silicon alloy production facility 8's degassing inlet 9 intercommunication, exhaust equipment 2 includes exhaust pipe 10 and along exhaust pipe 10 the non-return mechanism 11 and the second air supply detection mechanism 12 that set gradually, exhaust pipe 10's one end and hypereutectic aluminum-silicon alloy production facility 8's degassing outlet 18 intercommunication.
Example two
The embodiment discloses a degassing device for hypereutectic aluminum-silicon alloy production, wherein a drying mechanism 4 is an air source dryer and is used for removing moisture possibly existing in nitrogen in a supply process, a first air source detection mechanism 5 is a nitrogen concentration sensor and is used for monitoring the nitrogen concentration of the supplied nitrogen, the nitrogen concentration is not marked, a formal degassing process is not counted in an initial degassing process, when the nitrogen concentration is marked, the degassing process is formally started (under the condition that an air source is qualified, the process does not exceed 5 minutes), the nitrogen is supplied by a nitrogen storage tank 7 and is conveyed to hypereutectic aluminum-silicon alloy production equipment 8 through an air supply equipment 1, and enters the hypereutectic aluminum-silicon alloy production equipment from a degassing inlet 9 for degassing; the nitrogen sequentially passes through a drying mechanism 4, a first air source detection mechanism 5 and a temperature control mechanism 6 in an air supply pipeline 3, is subjected to drying treatment by the drying mechanism 4, is then detected by the first air source detection mechanism 5, is detected in nitrogen concentration, and finally is fed into hypereutectic aluminum-silicon alloy production equipment through a degassing inlet 9 after being subjected to temperature compensation by the temperature control mechanism 6.
Example III
In order to reduce the influence (such as heat loss) of the degassing process on the production of the hypereutectic aluminum-silicon alloy, the degassing device for the production of the hypereutectic aluminum-silicon alloy disclosed in the embodiment performs preheating treatment on the supplied nitrogen in the nitrogen supply process, wherein the temperature control mechanism 6 can be a temperature control heater or a heat source recovery device, the temperature control heater is used for directly heating the nitrogen, the heat source recovery device is communicated with a temperature control cold device 17 of a hypereutectic aluminum-silicon alloy production device 8, and the heat discharged by the temperature control cold device 17 in the cooling process is recovered and used for nitrogen temperature compensation, so that the effects of energy conservation and emission reduction are achieved.
Example IV
The degassing device for hypereutectic aluminum-silicon alloy production disclosed by the embodiment, wherein the non-return mechanism 11 is a non-return valve, and is used for preventing gas from flowing back in the degassing process, and the second gas source detection mechanism 12 is a nitrogen concentration sensor and is used for detecting the nitrogen concentration of exhaust gas so as to judge whether degassing is finished;
in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment 8 is exhausted through the exhaust pipeline 10, in the exhausting process, the gas backflow is prevented through the non-return mechanism 11, in addition, the second gas source detection mechanism 12 monitors the nitrogen concentration in the exhausted gas at any time until the detected nitrogen concentration is always maintained to 100% in a certain period, at this time, the degassing can be confirmed to be completed, and the nitrogen supply is stopped.
Example five
In order to achieve automatic control of the degassing process, in the embodiment, a wireless controller transmitting end 13 is arranged on the second air source detecting mechanism 12, a first flow control valve 14 and a second flow control valve 15 are respectively arranged on the air supply pipeline 3 and the air exhaust pipeline 10, the first flow control valve 14 and the second flow control valve 15 are connected with a wireless controller receiving end 16, the wireless controller receiving end 16 is in wireless interaction with the wireless controller transmitting end 13, and the first flow control valve 14 and the second flow control valve 15 are controlled by the wireless controller transmitting end 13;
as the nitrogen concentration detected by the second gas source detection mechanism 12 becomes higher, the flow rate of nitrogen that can be passed through the first flow rate control valve 14 and the second flow rate control valve 15 becomes smaller until it is closed.
Example six
The embodiment discloses a degassing device for hypereutectic aluminum-silicon alloy production, wherein the working method of the degassing device for hypereutectic aluminum-silicon alloy production is as follows: the nitrogen is supplied by a nitrogen storage tank 7 and is conveyed to a hypereutectic aluminum-silicon alloy production device 8 through a gas supply device 1, and enters the hypereutectic aluminum-silicon alloy production device from a degassing inlet 9 for degassing; the nitrogen sequentially passes through a drying mechanism 4, a first air source detection mechanism 5 and a temperature control mechanism 6 in an air supply pipeline 3, is subjected to drying treatment by the drying mechanism 4, is detected by the first air source detection mechanism 5, is subjected to nitrogen concentration detection, is subjected to temperature compensation by the temperature control mechanism 6, and is fed into hypereutectic aluminum-silicon alloy production equipment through a degassing inlet 9 to be degassed; in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment 8 is exhausted through the exhaust pipeline 10, in the exhausting process, the gas backflow is prevented through the non-return mechanism 11, in addition, the second gas source detection mechanism 12 monitors the nitrogen concentration in the exhausted gas at any time, the gas supply and exhaust flows of the gas supply equipment 1 and the gas exhaust equipment 2 are controlled through the wireless controller until the nitrogen concentration detected by the second gas source detection mechanism 12 is always maintained to be 100% within 5Min-10Min, at the moment, the degassing can be confirmed to be completed, and the nitrogen supply is stopped.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a degassing unit is used in hypereutectic aluminum-silicon alloy production, its characterized in that includes air feed equipment (1) and exhaust equipment (2), air feed equipment (1) include air feed pipeline (3) and dry mechanism (4), first air supply detection mechanism (5) and temperature control mechanism (6) that set gradually along air feed pipeline (3), and air feed pipeline (3)'s both ends respectively with nitrogen gas storage tank (7) and hypereutectic aluminum-silicon alloy production facility (8) degasification import (9) intercommunication, exhaust equipment (2) include exhaust pipeline (10) and check mechanism (11) and second air supply detection mechanism (12) that set gradually along exhaust pipeline (10), the one end of exhaust pipeline (10) and the degasification export (18) of hypereutectic aluminum-silicon alloy production facility (8) intercommunication.
2. The degassing device for the production of the hypereutectic aluminum-silicon alloy according to claim 1, wherein the drying mechanism (4) is an air source dryer, the first air source detection mechanism (5) is a nitrogen concentration sensor, nitrogen is supplied by a nitrogen storage tank (7) and is conveyed to the hypereutectic aluminum-silicon alloy production equipment (8) through an air supply device (1), and enters the hypereutectic aluminum-silicon alloy production equipment from a degassing inlet (9) to be degassed; the nitrogen sequentially passes through a drying mechanism (4), a first air source detection mechanism (5) and a temperature control mechanism (6) in an air supply pipeline (3), is subjected to drying treatment by the drying mechanism (4), is then detected by the first air source detection mechanism (5), is detected to be nitrogen concentration, and finally is fed into hypereutectic aluminum-silicon alloy production equipment (8) through a degassing inlet (9) after temperature compensation by the temperature control mechanism (6).
3. The degassing device for hypereutectic aluminum-silicon alloy production according to claim 2, wherein the temperature control mechanism (6) is a temperature control heater.
4. The degassing device for hypereutectic aluminum-silicon alloy production according to claim 2, wherein the temperature control mechanism (6) is a heat source recovery device which is communicated with a temperature control cooling device (17) of hypereutectic aluminum-silicon alloy production equipment (8) for recovering heat for nitrogen temperature compensation.
5. The degassing device for hypereutectic aluminum-silicon alloy production according to claim 1 or 2, wherein the non-return mechanism (11) is a non-return valve, and the second gas source detection mechanism (12) is a nitrogen concentration sensor; in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment (8) is exhausted through an exhaust pipeline (10), in the exhausting process, the gas backflow is prevented through a non-return mechanism (11), in addition, a second gas source detection mechanism (12) monitors the nitrogen concentration in the exhausted gas at any time until the detected nitrogen concentration is always maintained at (100)% within a certain period, at the moment, the degassing is confirmed to be completed, and the nitrogen supply is stopped.
6. The degassing device for hypereutectic aluminum-silicon alloy production according to claim 5, wherein the second air source detection mechanism (12) is connected with a wireless controller transmitting end (13), the air supply pipeline (3) and the air exhaust pipeline (10) are respectively provided with a first flow control valve (14) and a second flow control valve (15), the first flow control valve (14) and the second flow control valve (15) are both connected with a wireless controller receiving end (16), the wireless controller receiving end (16) is in wireless interaction with the wireless controller transmitting end (13), and the first flow control valve (14) and the second flow control valve (15) are controlled in flow by the wireless controller transmitting end (13); with the detected nitrogen concentration of the second gas source detection mechanism (12), the higher the detected nitrogen concentration, the smaller the nitrogen flow rates through which the first flow control valve (14) and the second flow control valve (15) can pass until closing.
7. The degassing device for producing the hypereutectic aluminum-silicon alloy according to claim 6, wherein the working method of the degassing device for producing the hypereutectic aluminum-silicon alloy is as follows: the nitrogen is supplied by a nitrogen storage tank (7), is conveyed to a hypereutectic aluminum-silicon alloy production device (8) through a gas supply device (1), enters the hypereutectic aluminum-silicon alloy production device from a degassing inlet (9) and is degassed; the nitrogen sequentially passes through a drying mechanism (4), a first air source detection mechanism (5) and a temperature control mechanism (6) in an air supply pipeline (3), is subjected to drying treatment by the drying mechanism (4), is detected by the first air source detection mechanism (5) to detect the concentration of the nitrogen, and finally is fed into hypereutectic aluminum-silicon alloy production equipment through a degassing inlet (9) after the temperature is compensated by the temperature control mechanism (6) to carry out degassing; in the degassing process, the gas exhausted from the hypereutectic aluminum-silicon alloy production equipment (8) is exhausted through an exhaust pipeline (10), in the exhausting process, gas backflow is prevented through a non-return mechanism (11), in addition, a second gas source detection mechanism (12) monitors the nitrogen concentration in the exhausted gas at any time, and the gas supply and exhaust flow of the gas supply equipment (1) and the gas exhaust equipment (2) is controlled through a wireless controller until the nitrogen concentration detected by the second gas source detection mechanism (12) is always maintained at (100)% in (5) Min- (10) Min, at the moment, the completion of degassing can be confirmed, and the nitrogen supply is stopped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310142270.5A CN116200624A (en) | 2023-02-21 | 2023-02-21 | Degassing device for hypereutectic aluminum-silicon alloy production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310142270.5A CN116200624A (en) | 2023-02-21 | 2023-02-21 | Degassing device for hypereutectic aluminum-silicon alloy production |
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| CN206222918U (en) * | 2016-12-01 | 2017-06-06 | 南通高新工业炉有限公司 | A kind of aluminium melting furnace goes out liquid depassing unit |
| CN108277362A (en) * | 2018-03-15 | 2018-07-13 | 洛阳万基铝加工有限公司 | A kind of molten aluminum degasification tank rotor feeder |
| CN209493621U (en) * | 2018-11-08 | 2019-10-15 | 浙江新格有色金属有限公司 | The online depassing unit of aluminium alloy smelting process |
| CN210796582U (en) * | 2019-09-17 | 2020-06-19 | 深圳市迈拓铝设备技术有限公司 | Box purification and degassing device of aluminium liquid |
| CN215642364U (en) * | 2021-10-18 | 2022-01-25 | 洛阳万基铝钛合金新材料有限公司 | Intelligent control system of aluminum liquid degassing device |
| CN217651293U (en) * | 2022-03-02 | 2022-10-25 | 南通恒金复合材料有限公司 | Online degassing unit of aluminium melt |
-
2023
- 2023-02-21 CN CN202310142270.5A patent/CN116200624A/en active Pending
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| JPH08274029A (en) * | 1995-03-31 | 1996-10-18 | Nec Yamagata Ltd | Gas feeder |
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