CN210374581U - Alloy processing production melts device - Google Patents
Alloy processing production melts device Download PDFInfo
- Publication number
- CN210374581U CN210374581U CN201920704802.9U CN201920704802U CN210374581U CN 210374581 U CN210374581 U CN 210374581U CN 201920704802 U CN201920704802 U CN 201920704802U CN 210374581 U CN210374581 U CN 210374581U
- Authority
- CN
- China
- Prior art keywords
- furnace
- crushing
- smelting furnace
- processing production
- alloy processing
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model discloses a device is melted in alloy processing production, including broken jar, wear groove and smelting pot, the upper portion motor is installed in the outside left side of broken jar, wear the groove and set up inside the lower surface of broken jar, and the inside wall below of broken jar rotates and is connected with middle pivot, the smelting pot welds the lower extreme at the broken jar, and the inside furnace chamber of having seted up of smelting pot, the bottom motor is installed in the outside lower surface left side of smelting pot, the upper end welding of discharge gate has the inside jar body, the outside welding of discharge gate has the pinion, the lower surface inside of smelting pot rotates and is connected with the bottom pivot, and the upper end welding of bottom pivot has the master gear, the inside top of smelting pot is through side pivot and baffle interconnect, the outside side-mounting. This device is melted in alloy processing production can carry out the breakage with it before the metal melts, the volume of less metal to rotate the inside jar body that sets up, can make its inside metal be heated evenly, improve the effect that melts.
Description
Technical Field
The utility model relates to an alloy processing technology field specifically is an alloy processing production melts device.
Background
The alloy is a substance with metal characteristics, which is synthesized by two or more than two metals and metals or nonmetals through a certain method, is generally obtained by melting into uniform liquid and solidifying, and can be divided into binary alloy, ternary alloy and multi-element alloy according to the number of constituent elements, melting refers to a process of heating the metal to change the metal from a solid state to a liquid state, which is a common type in the change of the state of matter, melting needs to absorb heat, is an endothermic process, and is an important processing procedure for generating the alloy during melting processing, but in the process of heating and melting of most alloy processing and producing melting devices at present, because a melting furnace is rapidly heated in the processing process, the phenomenon of uneven heat capacity is easily generated when the alloy is melted in the interior, so that the process of integrally melting is inconvenient, and before the alloy is processed and melted, the metal is in a solid state, the volume of metal is great, and most alloy processing production melts the device and can not be broken the metal before melting, reduces its volume, influences the process of melting processing. Aiming at the problems, the innovative design is carried out on the basis of the original alloy processing, production and melting device.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides an alloy processing production melts device, solved present most alloy processing production and melted the in-process that the device melted at the heating, because the smelting pot is rapid heating in the course of working, the alloy produces the uneven phenomenon of appearance heat easily when its inside melts, thereby be not convenient for its whole process of melting, and before alloy processing melts, the metal is solid state, the volume of metal is great, most alloy processing production melts the device and can not be broken with the metal before melting, reduce its volume, the influence melts the problem of the process of processing.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: an alloy processing, producing and melting device comprises a crushing tank, a through groove and a smelting furnace, wherein an upper motor is installed on the left outer side of the crushing tank, an inner rotating shaft is rotatably connected to the side face of the upper motor, a crushing rod is welded to the outer portion of the inner rotating shaft, the through groove is formed in the inner portion of the lower surface of the crushing tank, an intermediate rotating shaft is rotatably connected to the lower portion of the inner side wall of the crushing tank, crushing blades are installed on the outer portion of the intermediate rotating shaft, the smelting furnace is welded to the lower end of the crushing tank, a furnace chamber is formed in the smelting furnace, heat conducting plates are symmetrically installed on two sides of the inner portion of the smelting furnace, a bottom motor is installed on the left side of the outer lower surface of the smelting furnace, a circular groove is reserved in the middle position of the lower surface of the smelting furnace, a, and the side spout passes through side slider and smelting pot interconnect, and the side slider symmetry is installed in the inside both sides top of smelting pot simultaneously, the outside welding of discharge gate has the pinion, the inside rotation of lower surface of smelting pot is connected with the bottom pivot, and the upper end welding of bottom pivot has the master gear to the lower extreme and the bottom motor of bottom pivot rotate to be connected, the inside top of smelting pot passes through side pivot and baffle interconnect, and the baffle interconnects with the one end of oblique spring, and the other end and the smelting pot interconnect of oblique spring, the outside side-mounting of crushing jar has the side motor, and the side rotation of side motor is connected with middle pivot.
Preferably, the inner length of the crushing tank is equal to the outer length of the crushing rods, and the adjacent 2 crushing rods are arranged in a staggered mode.
Preferably, the through grooves are circumferentially arranged on the lower surface of the crushing tank at equal intervals, and the crushing tank is communicated with the smelting furnace through the through grooves.
Preferably, the outer part of the crushing blade is of an arc-shaped structure, the outer diameter of the crushing blade is smaller than the inner diameter of the bottom surface of the crushing tank, and the axis of the crushing blade is the same as the axis of the bottom surface of the crushing tank.
Preferably, the discharge port is rotatably connected with the melting furnace through a circular groove, the discharge port and the pinion are of an integrated structure, and the pinion is in meshed connection with the main gear.
Preferably, the inner tank body is rotatably connected with the smelting furnace through a side sliding groove and a side sliding block, the upper surface and the lower surface of the inner part of the inner tank body are both in an inclined structure, and the position of the inner tank body corresponds to the positions of the heat conducting plate and the position of the furnace chamber.
Preferably, the baffle plate and the melting furnace form a rotating structure through a side rotating shaft, the rotating angle range of the rotating structure is 0-35 degrees, and the height position of the lower surface of the baffle plate is higher than that of the upper surface of the inner tank body.
Preferably, the baffle plate and the melting furnace form an elastic structure through an inclined spring, the sum of the cross section areas of the 2 baffle plates is equal to the internal cross section area of the melting furnace, and the melting furnace is communicated with the internal tank body through the baffle plate which is rotatably connected.
(III) advantageous effects
The utility model provides a device is melted in alloy processing production. The method has the following beneficial effects:
(1) this alloy processing production melts device, through rotating the inside jar body of connecting the setting, get into the inside jar body at the metal and carry out the in-process that melts, the inside high-temperature gas of furnace chamber passes through the heat-conducting plate with the temperature and transmits for the inside jar body, and the inside jar body is under the condition of bottom motor effect, through side spout and side slider at the inside rotation of smelting pot for its inside metal can be heated comparatively evenly, improves the effect that melts, has increased the device's practicality.
(2) This alloy processing production melts device through the broken stick that crisscross set up to and rotate and connect the crushing blade that sets up, melt processing before the metal, can be earlier through broken stick and crushing blade dual function, carry out the breakage with the metal, reduce the volume of metal, inside broken metal gets into the smelting pot through wearing the groove, improve the speed that the metal melts, increased the device's performance.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 1 at C according to the present invention;
fig. 5 is a schematic view of the top cross-sectional structure of the crushing tank of the present invention.
In the figure: 1. a crushing tank; 2. an upper motor; 3. an inner rotating shaft; 4. crushing the rods; 5. penetrating a groove; 6. an intermediate rotating shaft; 7. crushing the leaves; 8. a furnace; 9. a furnace chamber; 10. a heat conducting plate; 11. a bottom motor; 12. a circular groove; 13. a discharge port; 14. an inner tank; 15. a side chute; 16. a side slider; 17. a pinion gear; 18. a bottom rotating shaft; 19. a main gear; 20. a side rotating shaft; 21. a baffle plate; 22. a canted spring; 23. side motor.
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.
As shown in fig. 1-5, the utility model provides a technical solution: an alloy processing, producing and melting device comprises a crushing tank 1, an upper motor 2, an inner rotating shaft 3, a crushing rod 4, a through groove 5, a middle rotating shaft 6, crushing blades 7, a smelting furnace 8, a furnace chamber 9, a heat conducting plate 10, a bottom motor 11, a circular groove 12, a discharging port 13, an inner tank body 14, a side sliding groove 15, a side sliding block 16, a secondary gear 17, a bottom rotating shaft 18, a main gear 19, a side rotating shaft 20, a baffle plate 21, an inclined spring 22 and a side motor 23, wherein the upper motor 2 is installed on the left side of the outside of the crushing tank 1, the side surface of the upper motor 2 is rotatably connected with the inner rotating shaft 3, the crushing rod 4 is welded on the outside of the inner rotating shaft 3, the through groove 5 is arranged inside the lower surface of the crushing tank 1, the middle rotating shaft 6 is rotatably connected below the inner side wall of the crushing tank 1, the crushing blades 7 are installed on, a furnace chamber 9 is arranged in the smelting furnace 8, heat conducting plates 10 are symmetrically arranged on two sides in the smelting furnace 8, a bottom motor 11 is arranged on the left side of the outer lower surface of the smelting furnace 8, a round groove 12 is reserved in the middle of the lower surface of the smelting furnace 8, a discharge port 13 is arranged in the round groove 12, an inner tank 14 is welded at the upper end of the discharge port 13, a side chute 15 is arranged at the upper end of the outer side of the inner tank 14, the side chute 15 is connected with the smelting furnace 8 through a side slider 16, the side slider 16 is symmetrically arranged above two sides in the smelting furnace 8, a secondary gear 17 is welded outside the discharge port 13, a bottom rotating shaft 18 is rotatably connected in the lower surface of the smelting furnace 8, a main gear 19 is welded at the upper end of the bottom rotating shaft 18, the lower end of the bottom rotating shaft 18 is rotatably connected with the bottom motor 11, the baffle 21 is connected with one end of the inclined spring 22, the other end of the inclined spring 22 is connected with the smelting furnace 8, the side motor 23 is arranged on the outer side surface of the crushing tank 1, and the side surface of the side motor 23 is rotatably connected with the middle rotating shaft 6; the inner length of the crushing tank 1 is equal to the outer length of the crushing rods 4, the adjacent 2 crushing rods 4 are arranged in a staggered mode, and the crushing rods 4 can crush metal preliminarily; the through grooves 5 are circumferentially arranged on the lower surface of the crushing tank 1 at equal intervals, the crushing tank 1 is communicated with the smelting furnace 8 through the through grooves 5, and the crushed metal enters the smelting furnace 8 through the through grooves 5;
the outer part of the crushing blade 7 is of an arc-shaped structure, the outer diameter of the crushing blade 7 is smaller than the inner diameter of the bottom surface of the crushing tank 1, the axis of the crushing blade 7 is the same as the axis of the bottom surface of the crushing tank 1, and the rotating crushing blade 7 performs secondary crushing on metal;
the discharge port 13 is rotatably connected with the smelting furnace 8 through the circular groove 12, the discharge port 13 and the pinion 17 are in an integrated structure, the pinion 17 is meshed with the main gear 19, and when the bottom motor 11 drives the bottom rotating shaft 18 to rotate, the discharge port 13 rotates inside the circular groove 12; the inner tank 14 is rotatably connected with the smelting furnace 8 through a side sliding chute 15 and a side sliding block 16, the upper surface and the lower surface of the inner part of the inner tank 14 are in an inclined structure, the position of the inner tank 14 corresponds to the positions of the heat conducting plate 10 and the furnace chamber 9, and the inner tank 14 rotates in the smelting furnace 8 through the side sliding chute 15 and the side sliding block 16, so that the metal in the inner part can be heated more uniformly; the baffle 21 and the smelting furnace 8 form a rotating structure through the side rotating shaft 20, the rotating angle range of the rotating structure is 0-35 degrees, the height position of the lower surface of the baffle 21 is higher than that of the upper surface of the inner tank body 14, and when metal falls onto the upper surface of the baffle 21, the metal pushes the baffle 21 to rotate downwards through the side rotating shaft 20;
the baffle 21 and the smelting furnace 8 form an elastic structure through an inclined spring 22, the sum of the cross section areas of the 2 baffles 21 is equal to the internal cross section area of the smelting furnace 8, the smelting furnace 8 is communicated with the internal tank body 14 through the baffle 21 which is rotatably connected, and after all metal on the baffle 21 slides into the internal tank body 14, the inclined spring 22 pulls the baffle 21 to rotate upwards.
When the metal crusher is used, firstly, a power supply of an upper motor 2 and a side motor 23 is connected, metal for producing alloy is added into a crushing tank 1, the upper motor 2 drives an internal rotating shaft 3 and crushing rods 4 to rotate, the metal is primarily crushed between the crushing rods 4 which are arranged in a staggered mode, the metal after primary crushing falls to the bottom of the crushing tank 1, the side motor 23 drives a middle rotating shaft 6 and crushing blades 7 to rotate, the metal is crushed again by the rotating crushing blades 7 at the bottom of the crushing tank 1, and the metal with smaller size after crushing can enter the upper portion of a smelting furnace 8 through a through groove 5 formed in the bottom surface of the crushing tank 1; then, since the metal has a certain weight, when the metal falls on the upper surface of the baffle 21, the metal pushes the baffle 21 to rotate downwards through the side rotating shaft 20, the metal falls into the inner part of the inner tank 14 from the gap between the two baffles 21, after the metal completely falls into the inner part of the inner tank 14, the baffle 21 is stretched upwards by the inclined spring 22, and the baffle 21 reversely rotates through the side rotating shaft 20 to close the upper part inside the smelting furnace 8; finally, the power supply of the bottom motor 11 is connected, the control button outside the smelting furnace 8 is adjusted to ensure that the temperature inside the furnace chamber 9 reaches the temperature for melting the metal, the high temperature inside the furnace chamber 9 is transmitted to the inner tank body 14 through the heat conducting plate 10, the bottom motor 11 drives the bottom rotating shaft 18 and the main gear 19 to rotate, the main gear 19 is meshed with the pinion 17, the pinion 17 rotates along with the bottom rotating shaft, the discharge port 13 rotates inside the circular groove 12 at the moment, the inner tank body 14 rotates inside the smelting furnace 8 through the side sliding groove 15 and the side sliding block 16, the metal inside the smelting furnace 8 can be uniformly heated by the rotating smelting furnace 8, the metal is gradually melted inside the inner tank body 14, and after the processing, cutting off all power supplies, opening the valve of the discharge port 13, using a heat preservation device to receive the melted metal liquid at the discharge port 13, and those not described in detail in this specification are well within the skill of those in the art.
In conclusion, the alloy processing production melting device has the advantages that the inner tank body 14 is rotatably connected, in the process of melting metal entering the inner tank body 14, high-temperature gas in the furnace chamber 9 transfers the temperature to the inner tank body 14 through the heat conduction plate 10, the inner tank body 14 rotates in the furnace 8 through the side sliding grooves 15 and the side sliding blocks 16 under the action of the bottom motor 11, so that the metal in the furnace can be uniformly heated, the melting effect is improved, the practicability of the device is improved, the metal can be crushed through the double actions of the crushing rods 4 and the crushing blades 7 through the staggered crushing rods 4 and the rotary connection of the crushing blades 7 before the metal is melted, the size of the metal is reduced, the crushed metal enters the furnace 8 through the through grooves 5, and the metal melting speed is improved, the usability of the device is increased.
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 (8)
1. The utility model provides an alloy processing production melts device, includes broken jar (1), wears groove (5) and smelting pot (8), its characterized in that: the utility model discloses a crushing furnace, including broken jar (1), wearing groove (5), furnace (8), upper portion motor (2) and discharge gate (13), upper portion motor (2) is installed on the outside left side of broken jar (1), and the side of upper portion motor (2) rotates to be connected with inside pivot (3), and the outside welding of inside pivot (3) has broken stick (4), wearing groove (5) is seted up inside the lower surface of broken jar (1), and the inside wall below of broken jar (1) rotates to be connected with middle pivot (6), and the externally mounted of middle pivot (6) has crushing blade (7), furnace (8) welds the lower extreme at broken jar (1), and furnace (8) inside has seted up furnace chamber (9), and the inside bilateral symmetry of furnace (8) installs heat-conducting plate (10), bottom motor (11) is installed on the outside lower surface left side of furnace (8), and the lower surface intermediate position reservation of furnace (8) has circular, the upper end of the discharge port (13) is welded with an inner tank body (14), the upper end of the outer side of the inner tank body (14) is provided with a side sliding groove (15), the side sliding groove (15) is connected with the smelting furnace (8) through a side sliding block (16), the side sliding block (16) is symmetrically arranged above two sides of the interior of the smelting furnace (8), the outer part of the discharge port (13) is welded with a pinion (17), the lower surface of the smelting furnace (8) is internally and rotatably connected with a bottom rotating shaft (18), the upper end of the bottom rotating shaft (18) is welded with a main gear (19), the lower end of the bottom rotating shaft (18) is rotatably connected with a bottom motor (11), the upper portion of the interior of the smelting furnace (8) is connected with a baffle plate (21) through a side rotating shaft (20), the baffle plate (21) is connected with one end of an inclined spring (22), and the other end of the inclined, the outside side-mounting of broken jar (1) has side motor (23), and the side of side motor (23) rotates and is connected with middle pivot (6).
2. An alloy processing production melts device according to claim 1, characterized in that: the inner length of the crushing tank (1) is equal to the outer length of the crushing rods (4), and the adjacent 2 crushing rods (4) are arranged in a staggered mode.
3. An alloy processing production melts device according to claim 1, characterized in that: the through grooves (5) are arranged on the lower surface of the crushing tank (1) in an encircling manner at equal intervals, and the crushing tank (1) is communicated with the smelting furnace (8) through the through grooves (5).
4. An alloy processing production melts device according to claim 1, characterized in that: the outer part of the crushing blade (7) is of an arc-shaped structure, the outer diameter of the crushing blade (7) is smaller than the inner diameter of the bottom surface of the crushing tank (1), and the axis of the crushing blade (7) is the same as the axis of the bottom surface of the crushing tank (1).
5. An alloy processing production melts device according to claim 1, characterized in that: the discharge port (13) is rotatably connected with the smelting furnace (8) through a circular groove (12), the discharge port (13) and the pinion (17) are of an integrated structure, and the pinion (17) is meshed with the main gear (19).
6. An alloy processing production melts device according to claim 1, characterized in that: the inner tank body (14) is rotatably connected with the smelting furnace (8) through a side sliding groove (15) and a side sliding block (16), the upper surface and the lower surface of the inner part of the inner tank body (14) are both in an inclined structure, and the position of the inner tank body (14) corresponds to the positions of the heat conducting plate (10) and the position of the furnace chamber (9).
7. An alloy processing production melts device according to claim 1, characterized in that: the baffle (21) and the smelting furnace (8) form a rotating structure through a side rotating shaft (20), the rotating angle range of the rotating structure is 0-35 degrees, and the height position of the lower surface of the baffle (21) is higher than that of the upper surface of the inner tank body (14).
8. An alloy processing production melts device according to claim 1, characterized in that: the baffle (21) and the smelting furnace (8) form an elastic structure through an inclined spring (22), the sum of the cross section areas of the 2 baffles (21) is equal to the internal cross section area of the smelting furnace (8), and the smelting furnace (8) is communicated with the internal tank body (14) through the baffle (21) which is rotatably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704802.9U CN210374581U (en) | 2019-05-17 | 2019-05-17 | Alloy processing production melts device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920704802.9U CN210374581U (en) | 2019-05-17 | 2019-05-17 | Alloy processing production melts device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210374581U true CN210374581U (en) | 2020-04-21 |
Family
ID=70260456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920704802.9U Expired - Fee Related CN210374581U (en) | 2019-05-17 | 2019-05-17 | Alloy processing production melts device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210374581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547686A (en) * | 2020-05-14 | 2020-08-18 | 何爽 | Refined acid production method and production system |
| CN113481588A (en) * | 2021-09-04 | 2021-10-08 | 南通冠准材料贸易有限公司 | Smelting furnace equipment for forming wafer ingot |
-
2019
- 2019-05-17 CN CN201920704802.9U patent/CN210374581U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111547686A (en) * | 2020-05-14 | 2020-08-18 | 何爽 | Refined acid production method and production system |
| CN111547686B (en) * | 2020-05-14 | 2021-12-07 | 唐山金坤化工有限公司 | Refined acid production method and production system |
| CN113481588A (en) * | 2021-09-04 | 2021-10-08 | 南通冠准材料贸易有限公司 | Smelting furnace equipment for forming wafer ingot |
| CN113481588B (en) * | 2021-09-04 | 2021-11-16 | 南通冠准材料贸易有限公司 | Smelting furnace equipment for forming wafer ingot |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210374581U (en) | Alloy processing production melts device | |
| CN211999453U (en) | A high-efficient stirring smelting pot for glass processing | |
| CN111013773A (en) | Metal waste crushing device for machining and crushing method thereof | |
| CN101354215A (en) | Inorganic salt uniform calcination rotary kiln | |
| CN114147877A (en) | Novel polyethylene plastic melting device | |
| CN108972944A (en) | A kind of plastics granulator of the cooling packing in plastic pellet outlet end | |
| CN210070608U (en) | Smelting recovery smelting furnace for metal alloy processing | |
| CN211571274U (en) | Intermittent asphalt thermal regeneration stirring equipment | |
| CN113584282A (en) | Heat treatment equipment for large casting production and processing based on resistance wire heating | |
| CN206666365U (en) | The small-sized day tank conveniently to be reloaded from flow-type | |
| CN209013739U (en) | Compact vessel is used in a kind of processing of hardware | |
| CN109080039A (en) | A kind of broken refabrication plant of waste plastic | |
| CN210336937U (en) | Hot melting device is used in cell-phone equipment production | |
| CN211522742U (en) | Blending tank convenient for proportioning and used for asphalt production | |
| CN214257862U (en) | Solid-state grease melts device fast | |
| CN205662564U (en) | Electric heat spiral crystallizer | |
| CN216115360U (en) | Moon sand investment pattern precision casting composite casting device with rapid cooling function | |
| CN216261185U (en) | Waste recovery device is used in aluminium strip preparation | |
| CN220464672U (en) | Extrusion mechanism for cable composite film production | |
| CN218531249U (en) | Special breaker of vacuum rapid hardening stove | |
| CN108637265A (en) | A kind of preparation process of zinc powder | |
| CN219607683U (en) | Aluminum material constant temperature furnace for casting and rolling workshop | |
| CN214766024U (en) | Superfine pulverizer for producing nanoscale asphalt modifier | |
| CN212645332U (en) | Melting furnace for producing aluminum veneers | |
| CN214093094U (en) | Hot melting kettle emptying valve for pavement maintenance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200421 Termination date: 20210517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |