CN216668335U - Waste heat recovery device in high titanium slag smelting process - Google Patents
Waste heat recovery device in high titanium slag smelting process Download PDFInfo
- Publication number
- CN216668335U CN216668335U CN202122895976.8U CN202122895976U CN216668335U CN 216668335 U CN216668335 U CN 216668335U CN 202122895976 U CN202122895976 U CN 202122895976U CN 216668335 U CN216668335 U CN 216668335U
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- China
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- waste heat
- heat recovery
- fixedly connected
- flue gas
- shell
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- 239000002918 waste heat Substances 0.000 title claims abstract description 35
- 238000011084 recovery Methods 0.000 title claims abstract description 31
- 238000003723 Smelting Methods 0.000 title claims abstract description 21
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 21
- 239000010936 titanium Substances 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000002893 slag Substances 0.000 title claims abstract description 18
- 239000000779 smoke Substances 0.000 claims abstract description 43
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000003546 flue gas Substances 0.000 claims abstract description 40
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 238000003860 storage Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000003517 fume Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 9
- 230000033001 locomotion Effects 0.000 abstract description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- RSMUVYRMZCOLBH-UHFFFAOYSA-N metsulfuron methyl Chemical compound COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(C)=NC(OC)=N1 RSMUVYRMZCOLBH-UHFFFAOYSA-N 0.000 abstract description 3
- 239000013049 sediment Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Images
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
Abstract
The utility model relates to a waste heat recovery device in a high titanium slag smelting process, which comprises a flue gas filtering mechanism, wherein a cleaning mechanism is arranged in the flue gas filtering mechanism; this waste heat recovery device in high titanium sediment smelting process is through flue gas filtering mechanism, clean mechanism and the waste heat recovery mechanism that is equipped with: on one hand, high-temperature flue gas enters the shell, the plurality of filter cartridges filter smoke dust in the flue gas, the filtered flue gas enters the box body, and waste heat in the flue gas can be recovered under the action of the plurality of heat exchange tubes; on the other hand, under the action of the motor, the movable plate reciprocates up and down, and under the motion of the movable plate, the bristles can brush off smoke dust and the like adhered to the surface of the filter cylinder, so that the passing efficiency of smoke passing through the filter cylinder is ensured; this design changes the mode of artifical clean filter screen, and this design is convenient for carry out self-cleaning to straining a section of thick bamboo, has guaranteed to strain a section of thick bamboo to the filter capacity of smoke and dust.
Description
Technical Field
The utility model relates to the technical field of mineral smelting, in particular to a waste heat recovery device in a high titanium slag smelting process.
Background
The high titanium slag is a titanium ore enrichment substance formed through a physical production process, a low-power or semi-closed furnace is mostly adopted for smelting the high titanium slag, a large amount of gas is generated in the smelting process, and the flue gas contains a large amount of smoke dust and a large amount of heat energy, so that the heat energy in the flue gas is generally recovered at the present stage; however, when the waste heat in the flue gas is recovered, a large amount of smoke dust contained in the flue gas can block a filter screen installed in the waste heat recovery equipment, and the passing amount and the passing efficiency of the flue gas are affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waste heat recovery device in a high titanium slag smelting process, so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the waste heat recovery device in the high titanium slag smelting process comprises a flue gas filtering mechanism, wherein a cleaning mechanism is arranged inside the flue gas filtering mechanism, and a waste heat recovery mechanism is arranged on the rear side of the flue gas filtering mechanism; waste heat recovery mechanism includes the box, the water storage chamber has been seted up to the center department of box, the upper and lower both sides in water storage chamber have been seted up respectively and have been advanced smoke cavity and discharge fume the chamber, the inside in water storage chamber is equipped with a plurality of heat exchange tubes that are the matrix and distribute, the both ends of heat exchange tube are linked together with advancing smoke cavity and discharge fume the chamber respectively, the back lateral wall of box is close to bottom department and leads to the pipe of discharging fume through two symmetries of flange fixedly connected with, it is linked together with the chamber of discharging fume to discharge fume the pipe.
As a preferred technical scheme of the present invention, the flue gas filtering mechanism comprises a housing with a hollow structure, a flue gas inlet pipe is arranged on the front side wall of the housing near the bottom end, a connecting pipe is arranged on the rear side wall of the housing near the top end, the connecting pipe is communicated with the flue gas inlet cavity, and the flue gas inlet pipe and the connecting pipe are both communicated with the inside of the housing; the filter cartridge is characterized in that a fixing plate is fixedly connected to the position, close to the upper part, inside the shell through bolts, a plurality of connecting holes are formed in the fixing plate, a plurality of filter cartridges with top surfaces in an open structure are fixedly connected to the bottom surface of the fixing plate through rivets, and the top end openings of the filter cartridges are communicated with the connecting holes in the fixing plate.
As a preferable technical scheme of the utility model, the cleaning mechanism comprises a movable plate, a plurality of through holes are formed in the movable plate, the through holes penetrate through the corresponding filter cartridges, and bristles are embedded in the inner walls of the through holes; the bottom surface of the movable plate is fixedly connected with two symmetrical connecting rods through bolts, and the bottom ends of the two connecting rods penetrate through the shell and protrude to the outside.
According to the preferable technical scheme, a connecting seat is fixedly connected between the bottom ends of the two connecting rods through bolts, a sliding cavity is formed in the connecting seat, a rotating disc is arranged on one side of the connecting seat, a transmission shaft is embedded in the position, close to the edge, of one side wall of the rotating disc, the transmission shaft is connected with the sliding cavity in a sliding mode, a motor is arranged on one side of the rotating disc, and an output shaft of the motor is coaxially and tightly welded with the rotating disc.
As a preferable technical scheme of the utility model, the bottom surface of the shell is fixedly connected with a motor bracket through a bolt, and the motor is fixedly connected with the motor bracket through a bolt.
As a preferable technical scheme of the utility model, a connecting support is fixedly connected to one side wall of the box body through a bolt, and the shell is fixedly connected with the connecting support through a bolt.
As a preferable technical scheme of the utility model, guide rods are fixedly connected to the two sides of the lower part of the fixed plate in the shell through bolts, and the guide rods penetrate through the movable plate and are in sliding connection with the movable plate.
As a preferable technical scheme of the utility model, an access door is fixedly connected to a position, close to the bottom end, of one side wall of the shell through bolts.
As the preferable technical scheme of the utility model, a water inlet and a water outlet are fixedly connected to one side wall of the box body close to the upper side and the lower side of the box body respectively through flanges, and the water inlet and the water outlet are communicated with the water storage cavity.
Compared with the prior art, the utility model has the beneficial effects that: this waste heat recovery device in high titanium sediment smelting process is through flue gas filtering mechanism, clean mechanism and the waste heat recovery mechanism that is equipped with: on one hand, high-temperature flue gas enters the shell, the plurality of filter cartridges filter smoke dust in the flue gas, the filtered flue gas enters the box body, and waste heat in the flue gas can be recovered under the action of the plurality of heat exchange tubes; on the other hand, under the action of the motor, the movable plate reciprocates up and down, and under the motion of the movable plate, the bristles can brush off smoke dust and the like adhered to the surface of the filter cartridge, so that the passing efficiency of smoke passing through the filter cartridge is ensured; this design changes the mode of artifical clean filter screen, and this design is convenient for carry out self-cleaning to straining a section of thick bamboo, has guaranteed to strain a section of thick bamboo to the filter capacity of smoke and dust.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;
FIG. 2 is one of the structural sectional views of the smoke filter mechanism in embodiment 1 of the present invention;
FIG. 3 is a second structural sectional view of a smoke filter according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural view of a cleaning mechanism in embodiment 1 of the present invention;
fig. 5 is a structural sectional view of a waste heat recovery mechanism in embodiment 1 of the utility model;
fig. 6 is an overall structural sectional view of embodiment 2 of the present invention.
In the figure:
1. a flue gas filtering mechanism; 11. a housing; 12. a smoke inlet pipe; 13. a connecting pipe; 14. a fixing plate; 15. a motor bracket; 16. a filter cartridge; 17. a guide bar; 18. an access door;
2. a cleaning mechanism; 21. a movable plate; 211. a through hole; 212. brushing; 22. a connecting rod; 23. a connecting seat; 231. a slide chamber; 24. a turntable; 241. a drive shaft; 25. a motor;
3. a waste heat recovery mechanism; 31. a box body; 311. a smoke inlet cavity; 312. a water storage cavity; 3121. a water inlet; 3122. a water outlet; 313. a smoke exhaust cavity; 32. a heat exchange pipe; 33. a smoke exhaust pipe; 34. and connecting the bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In addition, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
The embodiment provides a technical scheme:
referring to fig. 1-3, a waste heat recovery device in a high titanium slag smelting process includes a flue gas filtering mechanism 1. The smoke filtering mechanism 1 comprises a shell 11 with a hollow structure, a smoke inlet pipe 12 is arranged on the front side wall of the shell 11 close to the bottom end, a connecting pipe 13 is arranged on the rear side wall of the shell 11 close to the top end, the connecting pipe 13 is communicated with a smoke inlet cavity 311, and the smoke inlet pipe 12 and the connecting pipe 13 are both communicated with the inside of the shell 11; a fixing plate 14 is fixedly connected to the position, close to the upper side, inside the shell 11 through bolts, a plurality of connecting holes are formed in the fixing plate 14, a plurality of filter cartridges 16 with open top surfaces are fixedly connected to the bottom surface of the fixing plate 14 through rivets, and the top openings of the filter cartridges 16 are communicated with the connecting holes in the fixing plate 14.
In this embodiment, an access door 18 is fixedly connected to a side wall of the housing 11 near the bottom end through a bolt, and the access door 18 is disposed to facilitate both the access to the inside of the housing 11 and the cleaning of the scraped soot and other adhering substances on the filter cartridge 16 at the bottom of the housing 11.
Referring to fig. 4, a cleaning mechanism 2 is disposed inside the flue gas filtering mechanism 1. The cleaning mechanism 2 comprises a movable plate 21, a plurality of through holes 211 are formed on the movable plate 21, the through holes 211 penetrate through the corresponding filter cartridges 16, and bristles 212 are embedded on the inner walls of the through holes 211; the bottom surface of the movable plate 21 is fixedly connected with two symmetrical connecting rods 22 through bolts, and the bottom ends of the two connecting rods 22 penetrate through the shell 11 and protrude to the outside; through bolt fixedly connected with connecting seat 23 between the bottom of two connecting rods 22, seted up smooth chamber 231 on the connecting seat 23, one side of connecting seat 23 is equipped with carousel 24, and one side wall of carousel 24 is close to the edge and inlays and be equipped with transmission shaft 241, transmission shaft 241 and smooth chamber 231 sliding connection, and one side of carousel 24 is equipped with motor 25, and the output shaft of motor 25 and the coaxial inseparable welding of carousel 24.
In this embodiment, the bottom surface of the housing 11 is fixedly connected with the motor bracket 15 through bolts, the motor 25 is fixedly connected with the motor bracket 15 through bolts, and the motor bracket 15 supports and fixes the motor 25, so as to keep the motor 25 stably running.
In the embodiment, guide rods 17 are fixedly connected to the inside of the housing 11 at two sides below the fixed plate 14 through bolts, the guide rods 17 penetrate through the movable plate 21 and are slidably connected with the movable plate 21, and the guide rods 17 are arranged to guide the movement of the movable plate 21, so as to facilitate the stable movement of the movable plate 21.
Referring to fig. 5, a waste heat recovery mechanism 3 is disposed at the rear side of the flue gas filtering mechanism 1. The waste heat recovery mechanism 3 comprises a box body 31, a water storage cavity 312 is formed in the center of the box body 31, a smoke inlet cavity 311 and a smoke exhaust cavity 313 are formed in the upper side and the lower side of the water storage cavity 312 respectively, a plurality of heat exchange tubes 32 distributed in a matrix form are arranged inside the water storage cavity 312, two ends of each heat exchange tube 32 are communicated with the smoke inlet cavity 311 and the smoke exhaust cavity 313 respectively, two symmetrical smoke exhaust tubes 33 are fixedly connected to the positions, close to the bottom ends, of the rear side wall of the box body 31, and the smoke exhaust tubes 33 are communicated with the smoke exhaust cavity 313.
In this embodiment, a connecting bracket 34 is fixedly connected to a side wall of the box 31 by a bolt, the housing 11 is fixedly connected to the connecting bracket 34 by a bolt, and the connecting bracket 34 is connected and fixed between the box 31 and the housing 11.
In this embodiment, a water inlet 3121 and a water outlet 3122 are respectively connected to a side wall of the box 31 near the upper and lower sides, and the water inlet 3121 and the water outlet 3122 are both communicated with the water storage cavity 312, the water inlet 3121 and the water outlet 3122 are provided for facilitating water intake and water discharge of the water storage cavity 312, facilitating cooling water to enter the water storage cavity 312, the cooling water takes away heat from the heat exchange tube 32, and hot water can be discharged to the outside through the water outlet 3122.
It should be added that the heat exchange tube 32 in this embodiment is made of an aluminum alloy material, which has a better heat conductivity, and the material is favorable for conducting the waste heat in the flue gas to the water in the water storage cavity 312, so as to facilitate the recovery of the waste heat.
It should be noted that the motor 25 in the present embodiment is conventional in the art, and will not be described herein.
When the device is used specifically, high-temperature flue gas enters the shell 11 through the flue gas inlet pipe 12, the flue gas passes through the filter cartridges 16 at the same time, smoke dust in the flue gas is intercepted by the filter cartridges 16, the flue gas then enters the flue gas inlet cavity 311 through the connecting pipe 13, the high-temperature flue gas simultaneously enters the heat exchange pipes 32 and flows into the smoke exhaust cavity 313, at the moment, heat is conducted to a water body in the water storage cavity 312 through the heat exchange pipes 32, the temperature of the water body gradually rises, and finally the flue gas is discharged to the outside through the smoke exhaust pipe 33;
when the filter cartridge 16 needs to be cleaned, a user firstly turns on the power supply of the motor 25, the output shaft of the motor 25 rotates to drive the rotating disc 24 to rotate, the transmission shaft 241 synchronously follows the rotating disc 24 to make circular motion, the transmission shaft 241 synchronously slides along the sliding cavity 231 and drives the connecting seat 23 to reciprocate up and down, the connecting seat 23 synchronously drives the connecting rod 22 and the movable plate 21 to reciprocate up and down, and along with the movement of the movable plate 21, the bristles 212 can brush off the adhered substances on the surface of the filter cartridge 16.
Example 2
Referring to fig. 6, the present embodiment provides the following technical solutions on the basis of embodiment 1: the heat exchange tube 32 has a spiral middle section.
It should be added that the spiral design increases the stroke of the high-temperature flue gas in the heat exchange tube 32, thereby being beneficial to the heat exchange tube 32 to conduct the heat to the water body and improving the recovery efficiency of the waste heat in the flue gas.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a waste heat recovery device in high titanium slag smelting process, includes flue gas filtering mechanism (1), its characterized in that: a cleaning mechanism (2) is arranged inside the smoke filtering mechanism (1), and a waste heat recovery mechanism (3) is arranged on the rear side of the smoke filtering mechanism (1); waste heat recovery mechanism (3) are including box (31), water storage chamber (312) have been seted up in the center department of box (31), smoke inlet chamber (311) and smoke exhaust chamber (313) have been seted up respectively to the upper and lower both sides of water storage chamber (312), the inside of water storage chamber (312) is equipped with a plurality of heat exchange tubes (32) that are the matrix and distribute, the both ends of heat exchange tube (32) are linked together with smoke inlet chamber (311) and smoke exhaust chamber (313) respectively, the back lateral wall of box (31) is close to bottom department and passes through two symmetrical pipe (33) of discharging fume of flange fixedly connected with, it is linked together with smoke exhaust chamber (313) to discharge fume pipe (33).
2. The waste heat recovery device in the high titanium slag smelting process according to claim 1, characterized in that: the smoke filtering mechanism (1) comprises a shell (11) of a hollow structure, a smoke inlet pipe (12) is arranged on the front side wall of the shell (11) close to the bottom end, a connecting pipe (13) is arranged on the rear side wall of the shell (11) close to the top end, the connecting pipe (13) is communicated with a smoke inlet cavity (311), and the smoke inlet pipe (12) and the connecting pipe (13) are both communicated with the inside of the shell (11); the novel filter cartridge is characterized in that a fixing plate (14) is fixedly connected to the position, close to the upper side, inside the shell (11) through bolts, a plurality of connecting holes are formed in the fixing plate (14), a plurality of filter cartridges (16) with the top surfaces being of an open structure are fixedly connected to the bottom surface of the fixing plate (14) through rivets, and the top end openings of the filter cartridges (16) are communicated with the connecting holes in the fixing plate (14).
3. The waste heat recovery device in the high titanium slag smelting process according to claim 1, characterized in that: the cleaning mechanism (2) comprises a movable plate (21), a plurality of through holes (211) are formed in the movable plate (21), the through holes (211) penetrate through the corresponding filter cartridges (16), and bristles (212) are embedded in the inner walls of the through holes (211); the bottom surface of the movable plate (21) is fixedly connected with two symmetrical connecting rods (22) through bolts, and the bottom ends of the two connecting rods (22) penetrate through the shell (11) and protrude to the outside.
4. The waste heat recovery device in the high titanium slag smelting process according to claim 3, characterized in that: two through bolt fixedly connected with connecting seat (23) between the bottom of connecting rod (22), smooth chamber (231) have been seted up on connecting seat (23), one side of connecting seat (23) is equipped with carousel (24), a lateral wall of carousel (24) is close to the edge and inlays and be equipped with transmission shaft (241), transmission shaft (241) and smooth chamber (231) sliding connection, one side of carousel (24) is equipped with motor (25), the output shaft and the coaxial inseparable welding of carousel (24) of motor (25).
5. The waste heat recovery device in the high titanium slag smelting process according to claim 4, characterized in that: the bottom surface of the shell (11) is fixedly connected with a motor support (15) through bolts, and the motor (25) is fixedly connected with the motor support (15) through bolts.
6. The waste heat recovery device in the high titanium slag smelting process according to claim 2, characterized in that: a connecting support (34) is fixedly connected to one side wall of the box body (31) through a bolt, and the shell (11) is fixedly connected with the connecting support (34) through a bolt.
7. The waste heat recovery device in the high titanium slag smelting process according to claim 2, characterized in that: the inner part of the shell (11) is positioned at two sides below the fixed plate (14) and is fixedly connected with guide rods (17) through bolts, and the guide rods (17) penetrate through the movable plate (21) and are in sliding connection with the movable plate (21).
8. The waste heat recovery device in the high titanium slag smelting process according to claim 2, characterized in that: an access door (18) is fixedly connected to the position, close to the bottom end, of one side wall of the shell (11) through bolts.
9. The waste heat recovery device in the high titanium slag smelting process according to claim 1, characterized in that: a water inlet (3121) and a water outlet (3122) are fixedly connected to one side wall of the tank body (31) near the upper and lower sides respectively through flanges, and the water inlet (3121) and the water outlet (3122) are both communicated with the water storage cavity (312).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122895976.8U CN216668335U (en) | 2021-11-24 | 2021-11-24 | Waste heat recovery device in high titanium slag smelting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122895976.8U CN216668335U (en) | 2021-11-24 | 2021-11-24 | Waste heat recovery device in high titanium slag smelting process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216668335U true CN216668335U (en) | 2022-06-03 |
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ID=81791209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122895976.8U Active CN216668335U (en) | 2021-11-24 | 2021-11-24 | Waste heat recovery device in high titanium slag smelting process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216668335U (en) |
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2021
- 2021-11-24 CN CN202122895976.8U patent/CN216668335U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A waste heat recovery device for high titanium slag smelting process Granted publication date: 20220603 Pledgee: Bank of China Chuxiong Prefecture Branch Pledgor: Wuding Yongfeng Titanium Industry Co.,Ltd. Registration number: Y2024980003126 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |