CN210340821U - Composite wax production line - Google Patents
Composite wax production line Download PDFInfo
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- CN210340821U CN210340821U CN201920880895.0U CN201920880895U CN210340821U CN 210340821 U CN210340821 U CN 210340821U CN 201920880895 U CN201920880895 U CN 201920880895U CN 210340821 U CN210340821 U CN 210340821U
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Abstract
The utility model provides a compound wax production line, the utility model relates to a wax liquid filling field, concretely relates to compound wax production line. The device comprises a wax melting storage tower, a composite wax liquid stirring tank and a composite wax filling device (100) based on an extrusion blow molding machine which are connected in sequence; the utility model discloses the advantage of device: the composite wax liquid stirring tank is always uniformly stirred, and bubbles do not exist basically after the wax liquid is stirred, so that the quality of the wax liquid is obviously improved, and the quality of subsequent products is further improved. After the blowing is finished, the composite wax filling device based on the extrusion blow molding machine fills the composite wax into the cooled material filling bottle to directly produce the filled composite wax.
Description
Technical Field
The utility model relates to a wax liquid filling field, concretely relates to compound wax production line.
Background
1. The existing composite wax liquid stirring tank has the defects of insufficient uniform stirring and bubbles after the wax liquid is stirred, so that the quality of the composite wax liquid is reduced, and the quality of subsequent products is influenced. 2. The composite wax is used as the raw material of the emulsion explosive, and the existing composite wax filling device directly fills the composite wax melting liquid into a finished product filling bottle, so that the production line is long, and the occupied area is increased. 3. At present, need melt blocky former wax at compound wax production line, and current mode of melting generally adopts directly to put into the stirring tank postheating stirring with blocky former wax, just can make blocky former wax melt fast owing to jar internal high temperature heating, but this kind of mode of melting wax is in the in-service use process, has caused the wax blackened because the factor of high temperature, influences the finished product quality in later stage.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compound wax production line aiming at the current defect.
The utility model comprises a wax melting storage tower, a composite wax liquid stirring tank and a composite wax filling device based on an extrusion blow molding machine which are connected in sequence;
the wax melting storage tower comprises a tower body and stirring blades,
the top of the tower body is provided with a feed inlet, the bottom of the tower body is provided with an outlet,
the interior of the tower body is divided into a wax melting area and a storage area,
a screen mesh for filtering is arranged in the wax melting area,
the wax melting area is provided with a heating sleeve for heating the wax melting area,
the storage area is internally provided with a transversely arranged stirring blade which is driven to rotate by a motor,
two groups of heating columns which are symmetrically distributed and vertically upward are arranged at the bottom in the storage area, the stirring blade is positioned between the two groups of heating columns,
the composite wax liquid stirring tank comprises a stirring tank body, a wax liquid stirring device, a wax liquid blending device and an air exhaust device, wherein the wax liquid stirring device, the wax liquid blending device and the air exhaust device are arranged in the stirring tank body; the top of the stirring tank body is provided with a wax liquid feeding hole and a manhole, the bottom of the stirring tank body is provided with a wax liquid discharging hole and tank body supporting legs, and the inner wall of the stirring tank body is provided with a spiral heating coil; the wax liquid stirring device comprises a first motor speed reducer component arranged at the center of the top of a stirring tank body, a stirring shaft arranged in the stirring tank body and connected with the first motor speed reducer component, and three rectangular stirring blades uniformly arranged on the stirring shaft from top to bottom, wherein the three rectangular stirring blades penetrate through the central axis of the stirring shaft and are fixedly connected to the stirring shaft, the lengths of the three rectangular stirring blades are the same, and the included angle of the projection of the two adjacent rectangular stirring blades on the horizontal plane is an angle; the wax liquid blending device comprises a second motor speed reducer assembly arranged at the center of the bottom of the stirring tank body, a cross rod arranged in the stirring tank body and connected with the output end of the second motor speed reducer assembly, a vertical rod connected with the end of the cross rod, and two wax liquid stirring plates vertically arranged on the vertical rod, wherein the two wax liquid stirring plates are respectively positioned between three rectangular stirring blades, and the length of each wax liquid stirring plate is smaller than the radius of the stirring tank body; the air extractor comprises an air outlet arranged at the top of the stirring tank body, an air extraction pipeline communicated with the air outlet and an exhaust fan, a filter screen assembly is arranged inside the stirring tank body and below the air outlet, the filter screen assembly comprises a cylindrical part, a first filter screen arranged at the bottom of the cylindrical part and a second filter screen arranged in the middle of the cylindrical part, the upper part of the cylindrical part is bonded on the inner wall of the stirring tank body, and an outlet at the bottom of the tower body is communicated with a wax liquid feed inlet at the top of the stirring tank body;
the composite wax filling device based on the extrusion blow molding machine is arranged below the composite wax liquid stirring tank and comprises the extrusion blow molding machine and a piston type filling device, the extrusion blow molding machine comprises a rack, a mold closing mechanism, an extruder and a machine head, the extruder is arranged on the rack, the mold closing mechanism comprises a support frame, a pair of slide rails, a pair of molds and a pair of mold driving cylinders, the pair of slide rails are symmetrically distributed and fixedly arranged on the support frame, the pair of molds are arranged on the pair of slide rails in a sliding manner, the pair of mold driving cylinders are arranged on the support frame in a mirror image manner, and the pair of molds are respectively driven to slide on the pair of slide rails by the mold; the piston type filling device comprises a hopper and a piston type filling valve which are connected with the wax liquid discharge port through a pipeline, the hopper is fixedly arranged on the rack through a hopper bracket, and the bottom discharge port of the hopper is communicated with the feed port of the piston type filling valve; the aircraft nose includes the extruder joint, barrel and plug, it has the blowing raw materials import to open on the barrel, the extruder joint fixed mounting is on the barrel, the discharge gate that the extruder connects is linked together with the blowing raw materials import, it passes through the region to form the blowing raw materials between the inner wall of barrel and the outer wall of plug, be provided with gas channel and filling passageway in the plug, the export of first connecting tube is linked together with gas channel's import, the export of second connecting tube is linked together with filling channel's import, the entrance point of first connecting tube is provided with the three-way valve, first connecting tube and second connecting tube pass through pipe bracket fixed mounting at the barrel top, the entrance point of three-way valve is linked together through pipeline and air compressor's gas outlet, the entrance point of second connecting tube is linked together with piston filling valve.
The length of the rectangular stirring blades on the two sides of the stirring shaft is the same.
And a wax liquid flow control valve is arranged on the feeding pipe connected with the wax liquid feeding port.
The screen holes of the first screen are smaller than the screen holes of the second screen.
The three-way valve is an electric three-way valve.
A plurality of groups of electric heating wires are arranged in the inner wall of the hopper.
The bottom end of the core rod extends out of the cylinder body and is positioned in the forming cavities of the pair of dies.
The shafts at the two ends of the stirring blade are respectively arranged at the bottom in the tower body through bearings, and the shaft at one end of the stirring blade is connected with the power output shaft of the motor through a coupler.
An electric heating rod for heating is arranged in the heating column.
It also has a steam heating jacket, the heating column is a hollow heating column, the steam heating jacket is provided with a steam inlet and a steam outlet, the steam heating jacket is arranged at the bottom of the tower body and is communicated with the hollow heating column.
The utility model discloses the advantage of device: the composite wax liquid stirring tank is always uniformly stirred, and bubbles do not exist basically after the wax liquid is stirred, so that the quality of the wax liquid is obviously improved, and the quality of subsequent products is further improved. After the blowing is finished, the composite wax filling device based on the extrusion blow molding machine fills the composite wax into the cooled material filling bottle to directly produce the filled composite wax. Can realize need not to heat whole tower body 1 through this device, adopted dual temperature control, melting wax adopts high temperature, stores and adopts the low temperature to this has guaranteed can not make wax blacken because the reason of high temperature in the storage process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a tower body in a sectional view.
Fig. 3 is a schematic view showing a structure of a mounting position of the heating rod.
Fig. 4 is a structural view showing a mounting position of the steam heating jacket.
FIG. 5 is a schematic view of a rectangular stirring blade on the stirring shaft.
FIG. 6 is a schematic view of a second screen in the middle of the cylindrical portion.
FIG. 7 is a schematic view of a first filter net at the bottom of the cylindrical portion.
Fig. 8 is a schematic structural diagram of a composite wax filling device based on an extrusion blow molding machine.
Fig. 9 is a schematic sectional structure view of the handpiece.
Detailed Description
As shown in the attached drawings, the utility model comprises a wax melting storage tower, a composite wax liquid stirring tank and a composite wax filling device 100 based on an extrusion blow molding machine which are connected in sequence;
the wax melting storage tower comprises a tower body 1 and stirring blades 4,
the top of the tower body 1 is provided with a feed inlet, the bottom of the tower body 1 is provided with an outlet,
the interior of the tower body 1 is divided into a wax melting area and a storage area,
a screen 2 for filtering is arranged in the wax melting area,
the wax melting area is provided with a heating sleeve 3 for heating the wax melting area,
the storage area is internally provided with a transversely arranged stirring blade 4, the stirring blade 4 is driven to rotate by a motor,
two groups of heating columns 5 which are symmetrically distributed and vertically upward are arranged at the bottom in the storage area, the stirring blade 4 is positioned between the two groups of heating columns 5,
the composite wax liquid stirring tank comprises a stirring tank body 31, a wax liquid stirring device, a wax liquid blending device and an air extracting device, wherein the wax liquid stirring device, the wax liquid blending device and the air extracting device are arranged in the stirring tank body 31; the top of the stirring tank body 31 is provided with a wax liquid feed inlet 32 and a manhole 36, the bottom of the stirring tank body 31 is provided with a wax liquid discharge outlet 33 and tank body supporting legs 34, and the inner wall of the stirring tank body 31 is provided with a spiral heating coil 35; the wax liquid stirring device comprises a first motor reducer component 41 arranged at the center of the top of the stirring tank body 31, a stirring shaft 42 arranged inside the stirring tank body 31 and connected with the first motor reducer component 41, and three rectangular stirring blades 43 uniformly arranged on the stirring shaft 42 from top to bottom, wherein the three rectangular stirring blades 43 penetrate through the central axis of the stirring shaft 42 and are fixedly connected to the stirring shaft 42, the lengths of the three rectangular stirring blades 43 are the same, and the included angle of the projection of the two adjacent rectangular stirring blades 43 on the horizontal plane is 60 degrees; the wax liquid blending device comprises a second motor speed reducer assembly 44 arranged at the center of the bottom of the stirring tank body 31, a cross rod 45 arranged inside the stirring tank body 31 and connected with the output end of the second motor speed reducer assembly 44, a vertical rod 46 connected with the end of the cross rod 45 and two wax liquid stirring plates 47 vertically arranged on the vertical rod 46, wherein the two wax liquid stirring plates 47 are respectively positioned among the three rectangular stirring blades 43, and the length of each wax liquid stirring plate 47 is smaller than the radius of the stirring tank body 31; the air extracting device comprises an air outlet 38 arranged at the top of the stirring tank body 31, an air extracting pipeline 39 communicated with the air outlet 38 and an exhaust fan 40, a filter screen assembly 51 is arranged inside the stirring tank body 31 and below the air outlet 38, the filter screen assembly 51 comprises a cylindrical part 48, a first filter screen 49 arranged at the bottom of the cylindrical part 48 and a second filter screen 50 arranged in the middle of the cylindrical part 48, the upper part of the cylindrical part 48 is bonded on the inner wall of the stirring tank body 31, and an outlet at the bottom of the tower body 1 is communicated with a wax liquid feeding hole at the top of the stirring tank body 31;
the composite wax filling device based on the extrusion blow molding machine is arranged below the composite wax liquid stirring tank and comprises the extrusion blow molding machine and a piston type filling device, the extrusion blow molding machine comprises a rack 101, a mold clamping mechanism, an extruder 103 and a machine head 104, the extruder 103 is installed on the rack 101, the mold clamping mechanism comprises a support frame 102, a pair of slide rails 105, a pair of molds 117 and a pair of mold driving cylinders 118, the pair of slide rails 105 are symmetrically distributed and fixedly installed on the support frame 102, the pair of molds 117 are installed on the pair of slide rails 105 in a sliding manner, the pair of mold driving cylinders 118 are installed on the support frame 102 in a mirror image distribution manner, and the pair of molds 117 are respectively driven to slide on the pair of slide rails 105 by the mold; the piston type filling device comprises a hopper 107 and a piston type filling valve 108 which are connected with the wax liquid outlet 33 through pipelines, the hopper 107 is fixedly arranged on the frame 101 through a hopper bracket, and the bottom outlet of the hopper 107 is communicated with the inlet of the piston type filling valve 108; the head 104 includes an extruder sub 109, the device comprises a cylinder body 110 and a core rod 111, wherein a blow molding raw material inlet is formed in the cylinder body 110, an extruder joint 109 is fixedly installed on the cylinder body 110, a discharge port of the extruder joint 109 is communicated with the blow molding raw material inlet, a blow molding raw material passing area is formed between the inner wall of the cylinder body 110 and the outer wall of the core rod 111, an air blowing channel 112 and a filling channel 113 are arranged in the core rod 111, an outlet of a first connecting channel 114 is communicated with an inlet of the air blowing channel 112, an outlet of a second connecting channel 115 is communicated with an inlet of the filling channel 113, an inlet end of the first connecting channel 114 is provided with a three-way valve 116, the first connecting channel 114 and the second connecting channel 115 are fixedly installed at the top of the cylinder body 110 through pipe supports, an inlet end of the three-way valve 116 is communicated with an air outlet of.
The rectangular stirring blades 43 are the same in length on both sides of the stirring shaft 42.
And a wax liquid flow control valve 37 is arranged on the feeding pipe connected with the wax liquid feeding hole 32.
The screen openings of the first screen 49 are smaller than the screen openings of the second screen 50.
The three-way valve 116 is an electric three-way valve.
A plurality of groups of electric heating wires are arranged in the inner wall of the hopper 107.
The bottom end of the core rod 111 protrudes out of the barrel 110 and is positioned in a forming cavity of a pair of dies 117.
The mesh 2 has a pore size of 25-38 microns.
The heating jacket 3 is an electric heating jacket or a steam heating jacket.
The stirring blade 4 is a spiral stirring blade 4.
The shafts at the two ends of the stirring blade 4 are respectively arranged at the bottom in the tower body 1 through bearings, and the shaft at one end of the stirring blade 4 is connected with the power output shaft of the motor through a coupler.
An electric heating rod 7 for heating is arranged in the heating column 5.
It also has steam heating jacket 6, heating column 5 be hollow heating column 5, be provided with steam inlet and steam outlet on the steam heating jacket 6, steam heating jacket 6 sets up in tower body 1 bottom to communicate in with hollow heating column 5.
The heating columns 5 are communicated with each other.
The working mode principle is as follows: when the wax melting device is used, the blocky wax is placed on the screen 2 and is positioned in a wax melting area, the wax melting area of the tower body 11 is heated by the heating device, the heated and melted wax falls into the storage area, and the wax in the storage area is subjected to heat preservation and stirring by the transversely arranged stirring blades 4 and the transversely arranged groups of heating columns 5 (at the moment, the heating temperature of the groups of heating columns 5 can ensure that the wax is not solidified, so that the temperature is not required to be too high), when the wax melting device is used, the bottom outlet of the tower body 1 can be directly opened and is pumped into the wax liquid feeding port 32 at the top of the stirring tank body 31, the entering wax liquid is heated by the spiral heating coil 35 to keep a flowing state, the first motor speed reducer assembly 41 and the second motor speed reducer assembly 44 are started, three rectangular stirring blades 43 and two wax liquid stirring plates 47 are driven to rotate in the stirring tank body 31, and the wax liquid in the stirring tank body 31 can be stirred by the staggered stirring blades 43 and the two wax liquid stirring plates 47 Can be fully mixed, and simultaneously, the exhaust fan 40 is started to exhaust the gas wrapped in the wax liquid in the stirring tank body 31 through the air outlet 38 and the exhaust pipeline 39 while stirring. The utility model discloses a there is not the bubble basically behind compound wax liquid agitator tank often the stirring, the wax liquid stirring for the wax liquid quality is showing and is promoting, and then improves the quality that influences follow-up product.
After the composite wax liquid is uniformly stirred, starting an extrusion blow molding machine, opening a blow molding die, sending the blow molding raw material in an extruder 103 into a blow molding raw material passing area through an extruder joint 109, forming a cylindrical material, discharging the cylindrical material into a forming cavity of a pair of dies 117, closing the dies by driving a die driving cylinder 118 by a pair of dies 117 of a die closing mechanism, sending compressed air output by an air compressor into a three-way valve 116, filling the compressed air into the forming cavity of the pair of dies 117 through an air blowing channel 112 to blow mold the material, after the blow molding is finished, introducing cooling water into a cooling pipeline of the pair of dies 117 to cool, after the cooling is finished, sending the composite wax liquid into a hopper 107 from a composite wax liquid discharge port 33 through a pipeline, filling the composite wax liquid in the hopper 107 into a material filling bottle through a filling channel 113, discharging air in the dies during filling from an air outlet of the three-way valve 116, opening the pair of dies 117 under the driving of the dies 118, the worker removes the bottled composite wax hanging on the handpiece 104. The heating by the electric heating wire in the inner wall of the hopper 107 ensures that the composite wax liquid in the hopper 107 does not solidify. The bottom surface of the core rod 111 is positioned above the liquid surface of the composite wax filled in the bottle, so that air in the bottle can be conveniently discharged.
The multiple groups of heating columns 5 can melt small blocks of wax in the storage area after low-temperature heating.
Claims (10)
1. A composite wax production line is characterized by comprising a wax melting storage tower, a composite wax liquid stirring tank and a composite wax filling device (100) based on an extrusion blow molding machine which are connected in sequence;
the wax melting storage tower comprises a tower body (1) and stirring blades (4),
the top of the tower body (1) is provided with a feed inlet, the bottom of the tower body (1) is provided with an outlet,
the interior of the tower body (1) is divided into a wax-dissolving area and a storage area,
a screen (2) for filtering is arranged in the wax melting area,
the wax melting area is provided with a heating sleeve (3) for heating the wax melting area,
the storage area is internally provided with a transversely arranged stirring blade (4) which is driven by a motor to rotate,
two groups of heating columns (5) which are symmetrically distributed and vertically upward are arranged at the bottom in the storage area, the stirring blade (4) is positioned between the two groups of heating columns (5),
the composite wax liquid stirring tank comprises a stirring tank body (31), a wax liquid stirring device, a wax liquid blending device and an air exhaust device, wherein the wax liquid stirring device, the wax liquid blending device and the air exhaust device are arranged in the stirring tank body (31); the top of the stirring tank body (31) is provided with a wax liquid feeding hole (32) and a manhole (36), the bottom of the stirring tank body (31) is provided with a wax liquid discharging hole (33) and tank body supporting legs (34), and the inner wall of the stirring tank body (31) is provided with a spiral heating coil (35); the wax liquid stirring device comprises a first motor reducer component (41) arranged at the center of the top of a stirring tank body (31), a stirring shaft (42) arranged inside the stirring tank body (31) and connected with the first motor reducer component (41), and three rectangular stirring blades (43) uniformly arranged on the stirring shaft (42) from top to bottom, wherein the three rectangular stirring blades (43) penetrate through the central axis of the stirring shaft (42) and are fixedly connected to the stirring shaft (42), the lengths of the three rectangular stirring blades (43) are the same, and the included angle of the projection of the two adjacent rectangular stirring blades (43) on the horizontal plane is (60) °; the wax liquid blending device comprises a second motor speed reducer assembly (44) arranged at the center of the bottom of the stirring tank body (31), a cross rod (45) arranged inside the stirring tank body (31) and connected with the output end of the second motor speed reducer assembly (44), a vertical rod (46) connected with the end of the cross rod (45) and two wax liquid stirring plates (47) vertically arranged on the vertical rod (46), wherein the two wax liquid stirring plates (47) are respectively positioned among three rectangular stirring blades (43), and the length of each wax liquid stirring plate (47) is smaller than the radius of the stirring tank body (31); the air extracting device comprises an air outlet (38) arranged at the top of the stirring tank body (31), an air extracting pipeline (39) communicated with the air outlet (38) and an exhaust fan (40), a filter screen assembly (51) is arranged inside the stirring tank body (31) and below the air outlet (38), the filter screen assembly (51) comprises a cylindrical part (48), a first filter screen (49) arranged at the bottom of the cylindrical part (48) and a second filter screen (50) arranged in the middle of the cylindrical part (48), the upper part of the cylindrical part (48) is bonded on the inner wall of the stirring tank body (31), and an outlet at the bottom of the tower body (1) is communicated with a wax liquid feeding hole at the top of the stirring tank body (31);
the composite wax filling device (100) based on the extrusion blow molding machine is arranged below the composite wax liquid stirring tank and comprises the extrusion blow molding machine and a piston type filling device, the extrusion blow molding machine comprises a rack (101), a mold clamping mechanism, an extruder (103) and a machine head (104), the extruder (103) is installed on the rack (101), the mold clamping mechanism comprises a support frame (102), a pair of slide rails (105), a pair of molds (117) and a pair of mold driving cylinders (118), the pair of slide rails (105) are symmetrically distributed and fixedly installed on the support frame (102), the pair of molds (117) are installed on the pair of slide rails (105) in a sliding mode, the pair of mold driving cylinders (118) are installed on the support frame (102) in a mirror image distribution mode, and the pair of molds (117) are respectively driven to slide on the pair of slide rails (105) through the mold driving cylinders (118; the piston type filling device comprises a hopper (107) and a piston type filling valve (108), wherein the hopper (107) is connected with the wax liquid discharge port (33) through a pipeline, the hopper (107) is fixedly arranged on the rack (101) through a hopper support, and a discharge port at the bottom of the hopper (107) is communicated with a feed port of the piston type filling valve (108); the machine head (104) comprises an extruder connector (109), a cylinder body (110) and a core rod (111), a blow molding raw material inlet is formed in the cylinder body (110), the extruder connector (109) is fixedly installed on the cylinder body (110), a discharge hole of the extruder connector (109) is communicated with the blow molding raw material inlet, a blow molding raw material passing area is formed between the inner wall of the cylinder body (110) and the outer wall of the core rod (111), a blowing channel (112) and a filling channel (113) are arranged in the core rod (111), an outlet of a first connecting pipeline (114) is communicated with an inlet of the blowing channel (112), an outlet of a second connecting pipeline (115) is communicated with an inlet of the filling channel (113), a three-way valve (116) is arranged at an inlet end of the first connecting pipeline (114), and the first connecting pipeline (114) and the second connecting pipeline (115) are fixedly installed at the top of the cylinder body (110), the inlet end of the three-way valve (116) is communicated with the air outlet of the air compressor through a pipeline, and the inlet end of the second connecting pipeline (115) is communicated with the outlet end of the piston type filling valve (108).
2. A composite wax production line according to claim 1, characterised in that the rectangular mixing blades (43) are of the same length on both sides of the mixing shaft (42).
3. The composite wax production line according to claim 1, wherein a wax liquid flow control valve (37) is provided on the feeding pipe connected to the wax liquid feeding port (32).
4. A composite wax production line according to claim 1, characterised in that the screen openings of the first screen (49) are smaller than the screen openings of the second screen (50).
5. A composite wax production line according to claim 1, characterised in that the three-way valve (116) is an electrically operated three-way valve.
6. A composite wax production line according to claim 1, characterised in that a plurality of groups of electrical heating wires are provided in the inner wall of the hopper (107).
7. A composite wax production line according to claim 1, wherein the lower end of the mandrel (111) extends out of the barrel (110) and is located within the forming cavity of a pair of dies (117).
8. The composite wax production line according to claim 1, wherein shafts at two ends of the stirring blade (4) are respectively installed at the bottom in the tower body (1) through bearings, and the shaft at one end of the stirring blade (4) is connected with a power output shaft of a motor through a coupler.
9. The composite wax production line according to claim 1, wherein the heating column (5) is internally provided with an electric heating rod (7) for heating.
10. The composite wax production line according to claim 1, characterized in that the composite wax production line further comprises a steam heating jacket (6), the heating column (5) is a hollow heating column (5), the steam heating jacket (6) is provided with a steam inlet and a steam outlet, and the steam heating jacket (6) is arranged at the bottom of the tower body (1) and is communicated with the hollow heating column (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920880895.0U CN210340821U (en) | 2019-06-13 | 2019-06-13 | Composite wax production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920880895.0U CN210340821U (en) | 2019-06-13 | 2019-06-13 | Composite wax production line |
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| Publication Number | Publication Date |
|---|---|
| CN210340821U true CN210340821U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920880895.0U Expired - Fee Related CN210340821U (en) | 2019-06-13 | 2019-06-13 | Composite wax production line |
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| Country | Link |
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| CN (1) | CN210340821U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112094677A (en) * | 2020-09-14 | 2020-12-18 | 广州海研生物科技有限公司 | Biofuel |
-
2019
- 2019-06-13 CN CN201920880895.0U patent/CN210340821U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112094677A (en) * | 2020-09-14 | 2020-12-18 | 广州海研生物科技有限公司 | Biofuel |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 |