CN210180195U - Gas filtering device for aluminum alloy production smelting furnace - Google Patents
Gas filtering device for aluminum alloy production smelting furnace Download PDFInfo
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- CN210180195U CN210180195U CN201920914416.2U CN201920914416U CN210180195U CN 210180195 U CN210180195 U CN 210180195U CN 201920914416 U CN201920914416 U CN 201920914416U CN 210180195 U CN210180195 U CN 210180195U
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- aluminum alloy
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- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000003723 Smelting Methods 0.000 title abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000009827 uniform distribution Methods 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 239000002912 waste gas Substances 0.000 abstract description 39
- 239000007789 gas Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 12
- 238000001179 sorption measurement Methods 0.000 abstract description 12
- 238000000746 purification Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 239000002341 toxic gas Substances 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 239000005431 greenhouse gas Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model relates to a gaseous purifier technical field just discloses a gaseous filter equipment for aluminum alloy production smelting pot, which comprises a substrate, the top fixed mounting of base plate has quick-witted case, peg graft in the front of machine case has the collecting box that extends to quick-witted incasement portion, the left side of machine case and the top fixed mounting who is located the collecting box have the intake pipe, the inner wall left side of machine case and the top fixed mounting who is located the intake pipe have first filter screen, the top fixed mounting of machine case has the storage water tank, the inner wall bottom fixed mounting of storage water tank has the circulating pipe that runs through and extend to quick-witted incasement portion, the top of machine case and the right side fixed mounting who is located the storage water tank have the water pump, the top of base. This gas filter equipment is used to aluminum alloy production smelting pot equally divides and increases waste gas and the area of contact who adsorbs liquid medicine through the shunt tubes with waste gas for waste gas fully reacts with adsorption liquid medicine, reaches high-efficient filtering purification's effect.
Description
Technical Field
The utility model relates to a gaseous purifier technical field specifically is a gaseous filter equipment for aluminum alloy production smelting pot.
Background
Aluminum and aluminum alloy are one of the most economical and applicable materials with wide application at present, the world aluminum yield exceeds the copper yield from nine, five and six years and always dominates nonferrous metals, and the current aluminum yield and dosage (calculated by ton) are only second to steel products and become the second largest metal for human application; and the resource of aluminium is very abundant, according to preliminary calculation, the mineral reserve storage capacity of aluminium accounts for more than eight percent of crust composition material, aluminium light in weight and corrosion-resistant, be two outstanding characteristics of its performance, in aluminium system product course of working, the smelting pot is the equipment that is used for getting rid of impurity and improves aluminium purity, because on the aluminum alloy production line that waste recovery recycles, in the smelting pot use, can produce more waste gas, these waste gases do not discharge through the purification and can produce a large amount of PM2.5 and toxic gas in the external world, can cause unnecessary injury to human body and atmosphere, the effect that can increase greenhouse effect simultaneously.
The traditional smelting furnace is mainly used for directly discharging waste gas into the air through the exhaust funnel, unnecessary damage can be caused to a human body, a large amount of heat can be taken away by the waste gas, the heating efficiency of the smelting furnace can be influenced, and the applicability and the practicability are limited, so that the problem is solved by the gas filtering device for the smelting furnace for producing the aluminum alloy.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a gas filter equipment for aluminum alloy production smelting pot possesses advantages such as energy-concerving and environment-protective, has solved traditional smelting pot and has mainly directly discharged waste gas to the air through the aiutage, and it can cause the unnecessary injury to the human body, moreover because waste gas also can take away a large amount of heats to also can influence the heating efficiency of smelting pot, suitability and practicality receive the problem of restriction.
(II) technical scheme
In order to realize the purposes of energy conservation and environmental protection, the utility model provides the following technical scheme: a gas filtering device for an aluminum alloy production smelting furnace comprises a substrate, wherein a case is fixedly installed at the top of the substrate, a collecting box extending to the inside of the case is inserted into the front of the case, an air inlet pipe is fixedly installed at the left side of the case and above the collecting box, a first filter screen is fixedly installed at the left side of the inner wall of the case and above the air inlet pipe, a water storage tank is fixedly installed at the top of the case, a circulating pipe penetrating through and extending to the inside of the case is fixedly installed at the bottom of the inner wall of the water storage tank, a water pump is fixedly installed at the top of the case and right of the water storage tank, a filter cylinder is fixedly installed at the top of the substrate and right of the case, a connecting pipe penetrating through and extending to the inside of the filter cylinder is fixedly installed at the right side of the inner wall, the utility model discloses a filter cartridge, including filter cartridge, base plate, air compressor pump, air outlet fixed mounting, the equal fixed mounting in inner wall left side and the right side of straining the section of thick bamboo has the guide rail, the top of base plate and the right side fixed mounting who is located filter cartridge have the air compressor pump, the top of base plate and the right side fixed mounting who is located the air compressor pump have the setting tank, the gas outlet fixed mounting of air compressor pump has the steel pipe that extends to the setting tank inside, the bottom fixed mounting of steel pipe has the equal branch pipe, the right side of setting tank is fixed with the blast pipe, the right side fixed.
Preferably, the collecting box is a drawer-type box body, the first filter screen is a filtering heat-insulating sponge, and cold water is filled in the water storage tank.
Preferably, the circulating pipe is a copper pipe, and the outer wall of the circulating pipe is fixedly provided with radiating fins which are annular aluminum sheets.
Preferably, the mounting rack is connected with the guide rail in a sliding mode, and the second filter screen is an activated carbon filter screen.
Preferably, the inside packing of shunt tubes has the absorption liquid medicine, the liquid level height of absorption liquid medicine is higher than the bottom of equalling divide the pipe, and the liquid level height of absorption liquid medicine is less than the bottom of blast pipe.
Preferably, the shunt tubes are conical tubes with interlayers, the number of the shunt tubes is forty-eight, and the forty-eight shunt tubes are distributed on the bottom of the inner wall of the equal-dividing tube in a circular array.
(III) advantageous effects
Compared with the prior art, the utility model provides a gas filter equipment is used to aluminum alloy production smelting pot possesses following beneficial effect:
the gas filtering device for the aluminum alloy production smelting furnace is characterized in that waste gas is primarily filtered through a first filter screen and heat loss inside the smelting furnace is prevented, so that large particle solids in the waste gas fall into a collecting box to be convenient for collecting and cleaning solid particles, a water pump drives a water storage tank and water inside the circulating pipe to circularly flow, the circulating pipe and a radiating fin are accelerated to absorb and cool heat in the waste gas inside a case, the generation of greenhouse gas is reduced, the effects of energy conservation and environmental protection and energy recycling are achieved, the waste gas inside the case enters a filter cylinder through a connecting pipe and is filtered and adsorbed for multiple times through a second filter screen, an air compression pump compresses the waste gas inside the filter cylinder and discharges the waste gas into adsorption liquid medicine inside a settling tank through a steel pipe and an equalizing pipe, the adsorption liquid medicine adsorbs toxic gas in the waste gas, and meanwhile, the equalizing pipe equally divides the waste gas through the shunting pipe and increases the contact area of the waste gas, make waste gas abundant with adsorb liquid medicine reaction, reach high-efficient filtration purification's effect, detect the inside atmospheric pressure of setting tank through pressure solenoid valve, when the inside atmospheric pressure of setting tank is higher than the setting value, pressure solenoid valve opens and carries out discharge gas, when the inside atmospheric pressure of setting tank is less than the setting value, pressure solenoid valve closes for the waste gas of setting tank inside is longer with the adsorption liquid medicine reaction time, further improvement this gas filtration device's purifying effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of the equal distribution pipe of the present invention.
In the figure: the device comprises a base plate 1, a chassis 2, a collecting box 3, an air inlet pipe 4, a first filter screen 5, a water storage box 6, a circulating pipe 7, a water pump 8, a filter cartridge 9, a connecting pipe 10, a mounting rack 11, a second filter screen 12, a guide rail 13, an air compression pump 14, a settling tank 15, a steel pipe 16, a uniform distribution pipe 17, an air outlet pipe 18, a pressure electromagnetic valve 19 and a flow dividing pipe 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a gas filtering device for an aluminum alloy production furnace comprises a substrate 1, a case 2 is fixedly installed on the top of the substrate 1, a collecting box 3 extending into the case 2 is inserted into the front of the case 2, an air inlet pipe 4 is fixedly installed on the left side of the case 2 and above the collecting box 3, a first filter screen 5 is fixedly installed on the left side of the inner wall of the case 2 and above the air inlet pipe 4, a water storage tank 6 is fixedly installed on the top of the case 2, the collecting box 3 is a drawer type case, the first filter screen 5 is a filtering heat insulation sponge, the inside of the water storage tank 6 is filled with cold water, a circulating pipe 7 penetrating through and extending into the case 2 is fixedly installed on the bottom of the inner wall of the water storage tank 6, the circulating pipe 7 is a copper pipe, a heat radiating fin is fixedly installed on the outer wall of the circulating pipe, the model of the water pump 8 is 80D-12chengyi6, the top of the base plate 1 and the right side of the case 2 are fixedly provided with the filter cartridge 9, the right side of the inner wall of the case 2 is fixedly provided with the connecting pipe 10 which penetrates through and extends into the filter cartridge 9, the top of the inner wall of the filter cartridge 9 is fixedly provided with the mounting frame 11, the outer wall of the mounting frame 11 is sleeved with the second filter screen 12, the left side and the right side of the inner wall of the filter cartridge 9 are both fixedly provided with the guide rails 13, the mounting frame 11 is in sliding connection with the guide rails 13, the second filter screen 12 is an activated carbon filter screen, the top of the base plate 1 and the right side of the filter cartridge 9 are both fixedly provided with the air compression pump 14, the model of the air compression pump 14 is DZ400, the top of the base plate 1 and the right side of the air compression pump 14 are both fixedly provided with the settling tank, an exhaust pipe 18 is fixedly arranged on the right side of the settling tank 15, a pressure electromagnetic valve 19 is fixedly arranged on the right side of the exhaust pipe 18, the model of the pressure electromagnetic valve 19 is A010E1-35W, shunt pipes 20 are fixedly arranged at the bottoms of the inner walls of the equal-dividing pipes 17, adsorption liquid medicine is filled in the shunt pipes 20, the liquid level of the adsorption liquid medicine is higher than the bottoms of the equal-dividing pipes 17, the liquid level of the adsorption liquid medicine is lower than the bottoms of the exhaust pipes 18, the shunt pipes 20 are interlayer conical pipes, the number of the shunt pipes 20 is forty-eight, the forty-eight shunt pipes 20 are distributed in a circular array at the bottoms of the inner walls of the equal-dividing pipes 17, the waste gas is preliminarily filtered through a first filter screen 5 and heat loss inside the smelting furnace is blocked, so that larger particle solids in the waste gas fall into the collecting tank 3 to facilitate solid collection and cleaning, the waste gas in the machine case 2 is compressed by the air compression pump 14 and is discharged into the adsorption liquid medicine in the settling tank 15 through the steel pipe 16 and the dividing pipe 17, the adsorption liquid medicine adsorbs toxic gas in the waste gas, meanwhile, the dividing pipe 17 divides the waste gas equally through the dividing pipe 20 and increases the contact area of the waste gas and the adsorption liquid medicine, so that the waste gas fully reacts with the adsorption liquid medicine, the effect of efficient filtration and purification is achieved, the air pressure in the settling tank 15 is detected through the pressure electromagnetic valve 19, when the air pressure in the settling tank 15 is higher than a set value, the pressure electromagnetic valve 19 is opened and the gas is discharged, when the air pressure in the settling tank 15 is lower than a set value, the pressure electromagnetic valve 19 is closed, so that the reaction time of the waste gas in the settling tank 15 and the adsorbed liquid medicine is longer, and the purification effect of the gas filtering device is further improved.
To sum up, the gas filtering device for the aluminum alloy production melting furnace primarily filters the waste gas through the first filter screen 5 and blocks heat loss in the melting furnace, so that larger particle solids in the waste gas fall into the collecting box 3 to be convenient for collecting and cleaning solid particles, the water pump 8 drives the water storage tank 6 and the water inside the circulating pipe 7 to circularly flow, the circulating pipe 7 and the radiating fins absorb and cool the heat in the waste gas inside the case 2, the generation of greenhouse gas is reduced, the effects of energy conservation, environmental protection and energy recycling are achieved, the waste gas inside the case 2 enters the filter cylinder 9 through the connecting pipe 10 and is filtered and adsorbed for multiple times through the second filter screen 12, the air compression pump 14 compresses the waste gas inside the filter cylinder 9 and discharges the waste gas into the adsorbed liquid medicine inside the settling tank 15 through the steel pipe 16 and the uniform dividing pipe 17, and the adsorbed liquid medicine adsorbs toxic gas in the waste gas, meanwhile, the exhaust gas is equally divided by the dividing pipe 20 and the contact area between the exhaust gas and the adsorbed liquid medicine is increased by the equally dividing pipe 17, the waste gas is fully reacted with the adsorption liquid medicine to achieve the effect of high-efficiency filtration and purification, the pressure inside the settling tank 15 is detected by a pressure electromagnetic valve 19, when the pressure inside the settling tank 15 is higher than the set value, the pressure solenoid valve 19 is opened and gas is discharged, when the air pressure in the settling tank 15 is lower than a set value, the pressure electromagnetic valve 19 is closed, so that the reaction time of the waste gas in the settling tank 15 and the adsorbed liquid medicine is longer, the purification effect of the gas filtering device is further improved, the problems that the traditional smelting furnace directly discharges the waste gas into the air through the exhaust funnel, it can cause unnecessary injury to the human body, because a large amount of heats also can be taken away to waste gas to also can influence the heating efficiency of smelting pot, suitability and practicality receive the problem of restriction.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A gas filtering device for an aluminum alloy production furnace, comprising a substrate (1), characterized in that: the top of the base plate (1) is fixedly provided with a case (2), the front of the case (2) is spliced with a collecting box (3) extending into the case (2), the left side of the case (2) is fixedly provided with an air inlet pipe (4) above the collecting box (3), the left side of the inner wall of the case (2) is fixedly provided with a first filter screen (5) above the air inlet pipe (4), the top of the case (2) is fixedly provided with a water storage tank (6), the bottom of the inner wall of the water storage tank (6) is fixedly provided with a circulating pipe (7) penetrating and extending into the case (2), the top of the case (2) is fixedly provided with a water pump (8) on the right side of the water storage tank (6), the top of the base plate (1) is fixedly provided with a filter cylinder (9) on the right side of the case (2), the right side of the inner wall of the case (2) is fixedly provided with a connecting pipe (, a mounting rack (11) is fixedly mounted at the top of the inner wall of the filter cylinder (9), a second filter screen (12) is sleeved on the outer wall of the mounting rack (11), guide rails (13) are fixedly arranged on the left side and the right side of the inner wall of the filter cylinder (9), an air compression pump (14) is fixedly arranged at the top of the base plate (1) and positioned at the right side of the filter cylinder (9), a settling tank (15) is fixedly arranged at the top of the base plate (1) and positioned at the right side of the air compression pump (14), a steel pipe (16) extending to the interior of the settling tank (15) is fixedly arranged at an air outlet of the air compression pump (14), the bottom of the steel pipe (16) is fixedly provided with a uniform distribution pipe (17), the right side of the settling tank (15) is fixedly provided with an exhaust pipe (18), a pressure electromagnetic valve (19) is fixedly arranged on the right side of the exhaust pipe (18), the bottom of the inner wall of the equal distribution pipe (17) is fixedly provided with a distribution pipe (20).
2. The gas filtering device for an aluminum alloy production furnace according to claim 1, wherein: the collecting box (3) is a drawer type box body, the first filter screen (5) is a filtering heat insulation sponge, and cold water is filled in the water storage tank (6).
3. The gas filtering device for an aluminum alloy production furnace according to claim 1, wherein: the circulating pipe (7) is a copper pipe, and radiating fins are fixedly mounted on the outer wall of the circulating pipe (7) and are annular aluminum sheets.
4. The gas filtering device for an aluminum alloy production furnace according to claim 1, wherein: mounting bracket (11) and guide rail (13) sliding connection, second filter screen (12) are the active carbon filter screen.
5. The gas filtering device for an aluminum alloy production furnace according to claim 1, wherein: the inside packing of shunt tubes (20) has the absorption liquid medicine, the liquid level height of absorption liquid medicine is higher than the bottom of equalling divide pipe (17), and the liquid level height of absorption liquid medicine is lower than the bottom of blast pipe (18).
6. The gas filtering device for an aluminum alloy production furnace according to claim 1, wherein: shunt tubes (20) are interlayer conical tubes, the quantity of shunt tubes (20) is forty-eight, and forty-eight shunt tubes (20) are in the inner wall bottom of equalling divide pipe (17) and are the circular array and distribute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914416.2U CN210180195U (en) | 2019-06-18 | 2019-06-18 | Gas filtering device for aluminum alloy production smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914416.2U CN210180195U (en) | 2019-06-18 | 2019-06-18 | Gas filtering device for aluminum alloy production smelting furnace |
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| Publication Number | Publication Date |
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| CN210180195U true CN210180195U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920914416.2U Expired - Fee Related CN210180195U (en) | 2019-06-18 | 2019-06-18 | Gas filtering device for aluminum alloy production smelting furnace |
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| Country | Link |
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| CN (1) | CN210180195U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023648A (en) * | 2020-08-18 | 2020-12-04 | 衡阳百赛化工实业有限公司 | Secondary zinc oxide production line tail gas desulphurization unit |
| CN112058571A (en) * | 2020-09-10 | 2020-12-11 | 方蕾 | Paint spraying apparatus is used in processing of energy-concerving and environment-protective type furniture |
| CN112696927A (en) * | 2020-12-21 | 2021-04-23 | 卢惠清 | Metal smelting furnace with environment-friendly function for metal smelting |
-
2019
- 2019-06-18 CN CN201920914416.2U patent/CN210180195U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112023648A (en) * | 2020-08-18 | 2020-12-04 | 衡阳百赛化工实业有限公司 | Secondary zinc oxide production line tail gas desulphurization unit |
| CN112058571A (en) * | 2020-09-10 | 2020-12-11 | 方蕾 | Paint spraying apparatus is used in processing of energy-concerving and environment-protective type furniture |
| CN112696927A (en) * | 2020-12-21 | 2021-04-23 | 卢惠清 | Metal smelting furnace with environment-friendly function for metal smelting |
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Granted publication date: 20200324 |