CN113621398B - Processing device for refining asphalt by using air blowing method - Google Patents
Processing device for refining asphalt by using air blowing method Download PDFInfo
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- CN113621398B CN113621398B CN202111179103.5A CN202111179103A CN113621398B CN 113621398 B CN113621398 B CN 113621398B CN 202111179103 A CN202111179103 A CN 202111179103A CN 113621398 B CN113621398 B CN 113621398B
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- frame
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- pitch
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
- C10C3/00—Working-up pitch, asphalt, bitumen
- C10C3/14—Solidifying, Disintegrating, e.g. granulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/06—Solidifying liquids
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- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to a processing unit for petroleum refining asphalt, in particular to a processing unit for petroleum refining asphalt by using an air blowing method, which comprises the following steps: the rack is arranged at the top of the bracket; the left side and the right side of the placing rack are respectively provided with four placing frames; a blowing assembly disposed on the support; a cover assembly disposed on the blowing assembly. The flexible pipe of giving vent to anger blows off to on the pitch for pitch becomes fragile sclerosis, and the staff of being convenient for handles, covers the frame and slides downwards and can lead to the wind that blows off, and then makes wind blow on the pitch completely.
Description
Technical Field
The invention relates to a treatment device for petroleum refining asphalt, in particular to a treatment device for petroleum refining asphalt by using an air blowing method.
Background
Petroleum asphalt is a product of crude oil processing process, be the viscous liquid of black or dark brown, semi-solid or solid at normal atmospheric temperature, because petroleum asphalt is viscous liquid, need solidify the pitch of liquid through the method of air blowing, the convenient transfer, current pitch air blowing equipment, blow the pitch through the fan, because the seal is relatively poor in the blowing process, make pitch solidification speed slower, can't collect moisture and oil content that the pitch evaporates simultaneously, in the blowing process, make the sack of dress pitch stick on the pitch surface easily, make the later stage difficult to take off, staff's working strength has been increased.
Therefore, it is necessary to design a processing apparatus for petroleum refining pitch by air blowing, which is convenient for collection, has a fast pitch solidification speed, and can collect evaporated moisture and oil components, so as to solve the above problems.
Disclosure of Invention
In order to overcome the defects that the pitch is solidified slowly and evaporated moisture and oil can not be collected due to poor tightness in the blowing process when the pitch is blown by a fan, the technical problems of the invention are as follows: provided is a processing device for refining asphalt by air blowing, which is convenient for collection, has a high asphalt solidification speed, and can collect evaporated moisture and oil.
The technical scheme of the invention is as follows: a processing apparatus for refining asphalt from petroleum by using air blowing, comprising: the top of the bracket is provided with a placing rack; the left side and the right side of the placing rack are respectively provided with four placing frames; a blowing assembly disposed on the support; a cover assembly on which the blow assembly is disposed; wherein the blowing assembly comprises: the fixing frame is arranged in the middle of the bracket; the support is arranged at the center of the top of the fixing frame; the top end of the strut is provided with the ventilation frame; the left side and the right side of the top of the ventilation frame are provided with four air outlet hoses; the left side and the right side of the top of the ventilation frame are symmetrically provided with the air inlet pipes from front to back; wherein the cover assembly comprises: the connecting frame is arranged in the middle of the ventilation frame; the electric push rods are symmetrically arranged on the connecting frame in the front-back direction; the support is provided with a covering frame in a sliding mode, and the tail end of the air outlet hose is connected with the top of the covering frame; the connecting plate, two electric putter's extension end all is provided with the connecting plate, the connecting plate all with cover frame middle part front and back both sides and be connected.
In a preferred embodiment of the present invention, the apparatus further comprises a collecting assembly, the collecting assembly comprising: the bottom of the covering frame is provided with the collecting frame; the front side and the rear side of the middle part of the collecting frame are provided with the fixing plates; the lower parts of the two fixing plates are provided with the strip-shaped frames, and the lower parts of the opposite side walls of the strip-shaped frames on the front side and the rear side are provided with square holes; the bottom parts of the two strip-shaped frames are provided with the blocking blocks; the left side and the right side of the two strip-shaped frames are provided with the slide rails; the two sliding rails on the same side are both provided with the covering plate in a sliding manner; and the first springs are connected between the top of the cover plate and the upper parts of the sliding rails on the same side.
In a preferred embodiment of the present invention, the present invention further comprises a storage component, wherein the storage component comprises: the storage boxes are arranged at the front side and the rear side of the middle of the lower part of the bracket, and the top parts of the two storage boxes are provided with feed inlets; the liquid outlet pipes are arranged in the middle positions of the back sides of the lower parts of the two storage boxes; the bottom parts of the front side and the rear side of the middle part of the placing rack are respectively provided with the lengthening frame, and the lengthening frames are matched with the covering plate; and the cushion blocks are arranged on the opposite sides of the bottoms of the two storage boxes.
In a preferred embodiment of the present invention, the apparatus further comprises a blocking assembly, the blocking assembly comprising: the positioning shafts are symmetrically arranged at the left and right sides of the middle positions of the tops of the two storage boxes; the sliding plates are arranged between the two positioning shafts which are symmetrical left and right in a sliding mode, and the lengthening frame is matched with the sliding plates; and the second springs are connected between the sliding plate and the positioning shafts on the same side, and the initial states of the second springs are stretching states.
In a preferred embodiment of the present invention, the present invention further comprises a pressing assembly, the pressing assembly comprising: the sliding rod is arranged at the lower part of the strut in a sliding manner; the four pressing plates are arranged on the left side and the right side of the sliding rod and matched with the placing frame; the third spring is connected between the middle position of the bottom of the sliding rod and the lower part of the strut; the pushing plates are symmetrically arranged at the left and right sides of the middle position of the bottom of the covering frame and are matched with the sliding rods.
In a preferred embodiment of the present invention, the liquid outlet pipes are all provided with a cover in a threaded manner.
The beneficial effects are that: 1. the flexible pipe of giving vent to anger blows off to on the pitch for pitch becomes fragile sclerosis, and the staff of being convenient for handles, covers the frame and slides downwards and can lead to the wind that blows off, and then makes wind blow on the pitch completely.
2. The collection frame can be collected distilled water, through the cooperation of cover plate and extension frame for bar frame link up with extension frame, and the distilled water flows into the storage box through extension frame thereupon and concentrates the collection, and the staff of being convenient for carries out subsequent processing work.
3. Make the sliding plate inwards slide and close the feed inlet at storage box top under the effect that the second spring resets, avoid the staff to spill at the in-process distilled water who takes out the storage box, reduced unnecessary trouble.
4. The compacting plate moves downwards to buckle and tightly clamps the bag at the edge of the placing frame, so that the bag can be prevented from being stuck on asphalt in the blowing process, and the bag is not convenient to take down.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Figure 2 is a schematic perspective view of a blowing assembly according to the invention.
Fig. 3 is a schematic perspective view of the covering assembly of the present invention.
Fig. 4 is a schematic perspective view of a part of the covering assembly of the present invention.
Fig. 5 is a perspective view of the collecting assembly of the present invention.
Fig. 6 is a schematic perspective view of a portion of the collection assembly of the present invention.
Fig. 7 is a schematic perspective view of a storage module according to the present invention.
Fig. 8 is a schematic perspective view of a portion of a storage assembly according to the present invention.
Fig. 9 is a perspective view of the barrier assembly of the present invention.
Fig. 10 is a schematic perspective view of a portion of a barrier assembly according to the present invention.
Fig. 11 is a perspective view of the pressing assembly of the present invention.
Fig. 12 is a schematic perspective view of a portion of the hold-down assembly of the present invention.
Fig. 13 is a schematic perspective view of the cover plate of the collection assembly of the present invention after being moved upward.
Labeled as: 1. support, 2, rack, 3, place frame, 4, blowing subassembly, 41, mount, 42, pillar, 43, ventilation frame, 44, the hose of giving vent to anger, 45, the intake pipe, 5, cover the subassembly, 51, the link, 52, electric putter, 53, cover the frame, 54, the connecting plate, 6, collect the subassembly, 61, collect the frame, 62, the fixed plate, 63, bar frame, 64, the sprue, 65, the slide rail, 66, the apron, 67, first spring, 7, the storage component, 71, the storage box, 72, the drain pipe, 73, extension frame, 74, the cushion, 8, block the subassembly, 81, location axle, 82, the sliding plate, 83, the second spring, 9, compress tightly the subassembly, 91, the slide bar, 92, the pressure strip, 93, the third spring, 94, the kicking plate.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings.
Example 1
As shown in fig. 1, a processing apparatus for refining asphalt by using air blowing method petroleum, including support 1, rack 2, place frame 3, blow subassembly 4 and cover subassembly 5, support 1 top is provided with rack 2, the rack 2 left and right sides all is provided with four through the mode of screw connection and places frame 3, it is used for adorning the pitch to place frame 3, be provided with on the support 1 and blow subassembly 4, it is used for solidifying the pitch to blow subassembly 4, it covers subassembly 5 to be provided with on the subassembly 4 to blow, it is used for leading to the wind that blows subassembly 4 blown out to cover subassembly 5.
When needs are handled pitch, the staff will place frame 3 upper berth and go up the sack, after the completion, the staff pours pitch into one by one and places in the frame 3, pitch is located the sack, then the staff inserts external blowing equipment on blowing subassembly 4, blow to pitch through blowing subassembly 4 on, make pitch become fragile sclerosis, rethread cover subassembly 5 downstream leads to the wind that blows out blowing subassembly 4, and then make wind blow to pitch completely, the progress of pitch solidification with higher speed, can stereotype pitch under the effect of placing frame 3, under the sack effect, can avoid pitch to glue and place frame 3, the staff of being convenient for takes out pitch. The device is simple in structure and convenient to operate.
Example 2
As shown in fig. 1, 2, 3 and 4, based on embodiment 1, the blowing assembly 4 includes a fixing frame 41, a pillar 42, a ventilation frame 43, an air outlet hose 44 and an air inlet pipe 45, the fixing frame 41 is welded at the middle position of the support 1, the pillar 42 is arranged at the center position of the top of the fixing frame 41, the ventilation frame 43 is arranged at the top end of the pillar 42, four air outlet hoses 44 are arranged on the left side and the right side of the top of the ventilation frame 43 in a screw connection manner, the air outlet hoses 44 are used for discharging wind to be blown onto asphalt, and the air inlet pipes 45 are symmetrically arranged on the left side and the right side of the top of the ventilation frame 43 in the front-back direction.
After the staff pours the pitch into completely, then the staff inserts external blowing equipment into intake pipe 45, external blowing equipment blows wind through intake pipe 45 and carries out in ventilating frame 43, wind in ventilating frame 43 blows out to the pitch through the hose 44 of giving vent to anger along with it, make pitch become fragile and harden, the extension end extension of staff control electric putter 52 simultaneously, the extension end extension of electric putter 52 drives through connecting plate 54 and covers frame 53 and slide down, cover frame 53 slides down and leads to the wind that gives vent to anger hose 44 and blow to the pitch completely, after the use is accomplished, the staff takes off external blowing equipment, then the extension end of control electric putter 52 shortens to reset, the extension end of electric putter 52 shortens to drive through connecting plate 54 and covers frame 53 and slides up and resets. This device simple structure, the hose 44 of giving vent to anger blows out to pitch on for pitch becomes fragile stiffening, and the staff of being convenient for handles, covers frame 53 and slides down and can lead to the wind that blows out, and then makes wind blow to pitch on completely.
Example 3
As shown in fig. 1, 5, 6, 4, 7, 8, 9, 10 and 12, based on embodiment 2, the present invention further comprises a collecting assembly 6, wherein the collecting assembly 6 comprises a collecting frame 61, a fixing plate 62, a strip frame 63, a blocking block 64, a sliding rail 65, a covering plate 66 and a first spring 67, the bottom of the covering frame 53 is provided with the collecting frame 61, the front side and the rear side of the middle part of the collecting frame 61 are provided with the fixing plates 62 by means of screw connection, the lower parts of the two fixing plates 62 are provided with the strip frame 63 by means of screw connection, the strip frame 63 is used for collecting evaporated moisture and oil, the lower parts of the opposite side walls of the strip frames 63 at the front side and the rear side are provided with square holes capable of discharging moisture and oil in the strip frame 63, the bottoms of the two strip frames 63 opposite to each other are provided with the blocking block 64, the left side and the right side of the two strip frames 63 are provided with the sliding rail 65 by means of screw connection, all be provided with the cover plate 66 between two slide rails 65 of homonymy slidingtype, cover plate 66 shelters from the quad slit that opens some on the bar frame 63 lateral wall, all is connected with first spring 67 between the slide rail 65 upper portion of cover plate 66 top and homonymy.
The storage component 7 comprises storage boxes 71, liquid outlet pipes 72, lengthening frames 73 and cushion blocks 74, the storage boxes 71 are respectively arranged at the front side and the rear side of the middle of the lower part of the support 1, the top parts of the two storage boxes 71 are respectively provided with a feeding hole, the storage boxes 71 are used for collecting evaporated moisture and oil, the liquid outlet pipes 72 are respectively arranged at the middle positions of the lower parts of the two storage boxes 71 opposite to one side, covers are respectively arranged on the liquid outlet pipes 72 in a threaded manner, the lengthening frames 73 are respectively arranged at the bottoms of the front side and the rear side of the middle part of the placement frame 2 in a screw connection manner, the lengthening frames 73 are matched with the covering plates 66, when the covering plate 66 moves downwards to be in contact with the lengthening frame 73, the covering plate 66 moves upwards, moisture and oil in the strip-shaped frame 63 flow through the lengthening frame 73 through the square holes formed in the side wall of the strip-shaped frame 63, and finally flow into the storage tank 71, and the covering plate 66 is matched with the bottoms of the two storage tanks 71, and the two opposite sides of the bottoms of the two storage tanks are respectively provided with the cushion block 74.
When the device is used, when the covering frame 53 slides downwards to drive the collecting frame 61 to move downwards, the collecting frame 61 moves downwards to drive the fixing plate 62, the slide rail 65 and the covering plate 66 to move downwards, so that the covering plate 66 is in contact with the lengthening frame 73, the bar-shaped frame 63 continues to move downwards under the action of the covering frame 53, the first spring 67 is compressed accordingly, the covering plate 66 opens the bar-shaped frame 63, at the moment, the bar-shaped frame 63 is communicated with the lengthening frame 73, water vapor is generated in the blowing process when the temperature of asphalt is high due to the fact that the asphalt contains a little moisture and oil, then a small part of light oil is refined, the water vapor floats to the bottom of the covering frame 53, distilled water at the bottom of the covering frame 53 flows into the collecting frame 61 accordingly, distilled water in the collecting frame 61 flows into the bar-shaped frame 63 accordingly, and distilled water in the bar-shaped frame 63 flows into the storage tank 71 through the lengthening frame 73 to be collected concentratedly, after the completion, when covering frame 53 and upwards sliding and restoring, and then drive covering plate 66 and extension frame 73 and break away from the contact time, first spring 67 resets thereupon and drives covering plate 66 and upwards slide and block bar-shaped frame 63, bar-shaped frame 63 no longer link up with extension frame 73, distilled water no longer flows into in the storage box 71, then the staff takes out storage box 71, after the completion, unscrew the lid on drain pipe 72 again, distilled water flows thereupon, the staff carries out subsequent processing, make storage box 71 be the slight slope state under the effect of cushion 74, can release distilled water completely, after the release is accomplished, the staff puts back storage box 71, then twist back the lid to drain pipe 72. This device simple structure collects frame 61 and can collect distilled water, through the cooperation of cover plate 66 and extension frame 73 for bar frame 63 link up with extension frame 73, and the distilled water flows into to the storage box 71 through extension frame 73 thereupon and concentrates the collection, and the staff of being convenient for carries out subsequent processing work.
The storage box is characterized by further comprising a blocking assembly 8, the blocking assembly 8 comprises a positioning shaft 81, a sliding plate 82 and a second spring 83, the positioning shaft 81 is symmetrically arranged in the middle of the tops of the two storage boxes 71 in the left-right direction, the sliding plate 82 is arranged between the two positioning shafts 81 in the left-right direction in a sliding mode, the lengthening frame 73 is matched with the sliding plate 82, the sliding plate 82 is used for blocking a feeding hole in the tops of the storage boxes 71, the second spring 83 is connected between the sliding plate 82 and the positioning shaft 81 on the same side, and the initial state of the second spring 83 is in a stretching state.
When the worker takes out the storage box 71, the sliding plate 82 is separated from the elongated frame 73, the second spring 83 is reset along with the sliding plate 82, the sliding plate 82 slides inwards to reset, the feeding hole in the top of the storage box 71 is closed, when the worker puts back the storage box 71, the sliding plate 82 contacts with the elongated frame 73 and slides outwards along with the sliding plate, the second spring 83 is stretched along with the sliding plate 82, and the sliding plate 82 slides outwards to open the feeding hole in the top of the storage box 71. The device is simple in structure, the sliding plate 82 slides inwards to close the feeding hole in the top of the storage box 71 under the reset effect of the second spring 83, the situation that distilled water is spilled when workers take out the storage box 71 is avoided, and unnecessary troubles are reduced.
Still including compressing tightly subassembly 9, compress tightly subassembly 9 including slide bar 91, pressure strip 92, third spring 93 and slushing plate 94, pillar 42 lower part slidingtype is provided with slide bar 91, the slide bar 91 left and right sides all is provided with four pressure strips 92, pressure strip 92 with place the cooperation of frame 3, pressure strip 92 is used for the chucking dress pitch's bag, be connected with third spring 93 between slide bar 91 bottom intermediate position and the pillar 42 lower part, it is provided with slushing plate 94 through the mode of screw connection to cover frame 53 bottom intermediate position bilateral symmetry, slushing plate 94 cooperates with slide bar 91.
The technical principle of the embodiment of the present invention is described above in conjunction with the specific embodiments. The description is only intended to explain the principles of embodiments of the invention and should not be taken in any way as limiting the scope of the embodiments of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.
Claims (5)
1. A processing apparatus for refining asphalt by using air blowing method is characterized by comprising:
the top of the bracket (1) is provided with a placing rack (2);
the rack is characterized by comprising placing frames (3), wherein the four placing frames (3) are arranged on the left side and the right side of the placing rack (2);
a blowing assembly (4), said blowing assembly (4) being arranged on said support (1);
a covering assembly (5), said covering assembly (5) being arranged on said blowing assembly (4);
the blowing assembly (4) comprises:
the fixing frame (41) is arranged in the middle of the bracket (1);
the supporting column (42) is arranged at the center of the top of the fixing frame (41);
a ventilation frame (43), wherein the ventilation frame (43) is arranged at the top end of the strut (42);
the left side and the right side of the top of the ventilation frame (43) are respectively provided with four air outlet hoses (44);
the air inlet pipes (45) are symmetrically arranged at the front and the back of the left side and the right side of the top of the ventilation frame (43);
the covering assembly (5) comprises:
the connecting frame (51) is arranged in the middle of the ventilation frame (43);
the electric push rods (52) are symmetrically arranged on the connecting frame (51) front and back;
the covering frame (53) is arranged on the support column (42) in a sliding mode, and the tail ends of the air outlet hoses (44) are connected with the top of the covering frame (53);
the extending ends of the two electric push rods (52) are respectively provided with the connecting plate (54), and the connecting plates (54) are respectively connected with the front side and the rear side of the middle part of the covering frame (53);
still including collection subassembly (6), collection subassembly (6) includes:
the bottom of the covering frame (53) is provided with the collecting frame (61);
the front side and the rear side of the middle part of the collecting frame (61) are provided with the fixing plates (62);
the strip-shaped frames (63) are arranged at the lower parts of the two fixing plates (62);
the bottom parts of the two strip-shaped frames (63) are provided with the blocking blocks (64);
the slide rails (65) are arranged on the left side and the right side of the two strip-shaped frames (63);
the two slide rails (65) on the same side are provided with the covering plates (66) in a sliding manner;
and the first springs (67) are connected between the top of the cover plate (66) and the upper parts of the slide rails (65) on the same side.
2. The apparatus for processing petroleum refining pitch using air blowing according to claim 1, further comprising a storage unit (7), wherein the storage unit (7) comprises:
the storage tanks (71) are respectively arranged at the front side and the rear side of the middle of the lower part of the bracket (1), and the top parts of the two storage tanks (71) are respectively provided with a feeding hole;
the liquid outlet pipes (72) are arranged in the middle positions of the back sides of the lower parts of the two storage boxes (71);
the bottom parts of the front side and the rear side of the middle part of the placing rack (2) are respectively provided with the lengthening frame (73), and the lengthening frames (73) are matched with the covering plate (66);
the cushion blocks (74) are arranged on the opposite sides of the bottoms of the two storage boxes (71).
3. The apparatus for treating petroleum refining pitch using air blowing according to claim 2, further comprising a blocking member (8), wherein the blocking member (8) comprises:
the positioning shafts (81) are symmetrically arranged at the middle positions of the tops of the two storage boxes (71) from left to right;
the sliding plates (82) are arranged between the two positioning shafts (81) which are bilaterally symmetrical in a sliding mode, and the lengthened frame (73) is matched with the sliding plates (82);
and the second springs (83) are connected between the sliding plate (82) and the positioning shafts (81) on the same side, and the initial state of each second spring (83) is a stretching state.
4. A process plant for refining bitumen using air blowing as defined in claim 3, further comprising a compacting assembly (9), the compacting assembly (9) comprising:
the sliding rod (91) is arranged at the lower part of the strut (42) in a sliding way;
the four pressing plates (92) are arranged on the left side and the right side of the sliding rod (91), and the pressing plates (92) are matched with the placing frame (3);
the third spring (93) is connected between the middle position of the bottom of the sliding rod (91) and the lower part of the support column (42);
the pushing plates (94) are symmetrically arranged at the left and right sides of the middle position of the bottom of the covering frame (53), and the pushing plates (94) are matched with the sliding rod (91).
5. The apparatus for treating petroleum refining pitch using air blowing as set forth in claim 4, wherein said outlet pipes (72) are each screw-threaded with a lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111179103.5A CN113621398B (en) | 2021-10-11 | 2021-10-11 | Processing device for refining asphalt by using air blowing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111179103.5A CN113621398B (en) | 2021-10-11 | 2021-10-11 | Processing device for refining asphalt by using air blowing method |
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| Publication Number | Publication Date |
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| CN113621398A CN113621398A (en) | 2021-11-09 |
| CN113621398B true CN113621398B (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111179103.5A Active CN113621398B (en) | 2021-10-11 | 2021-10-11 | Processing device for refining asphalt by using air blowing method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686706A (en) * | 2009-12-31 | 2012-09-19 | 国际壳牌研究有限公司 | Multi-purpose reactor and process for the preparation of modified bitumen |
| US9090829B1 (en) * | 2014-09-03 | 2015-07-28 | Strategy Licensing, Llc | Apparatus for controlled blowing of asphalt |
| CN206997720U (en) * | 2017-07-08 | 2018-02-13 | 定南县嘉旺环保锡制品科技有限公司 | A kind of tin slab is molded cooling device |
| CN111721076A (en) * | 2020-06-19 | 2020-09-29 | 李丽英 | Glass bottle drying-machine |
| CN213315980U (en) * | 2020-09-22 | 2021-06-01 | 襄阳市攀源建筑防水材料实业有限公司 | Waterproofing membrane spouts gluey sand fixation device |
-
2021
- 2021-10-11 CN CN202111179103.5A patent/CN113621398B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102686706A (en) * | 2009-12-31 | 2012-09-19 | 国际壳牌研究有限公司 | Multi-purpose reactor and process for the preparation of modified bitumen |
| US9090829B1 (en) * | 2014-09-03 | 2015-07-28 | Strategy Licensing, Llc | Apparatus for controlled blowing of asphalt |
| CN206997720U (en) * | 2017-07-08 | 2018-02-13 | 定南县嘉旺环保锡制品科技有限公司 | A kind of tin slab is molded cooling device |
| CN111721076A (en) * | 2020-06-19 | 2020-09-29 | 李丽英 | Glass bottle drying-machine |
| CN213315980U (en) * | 2020-09-22 | 2021-06-01 | 襄阳市攀源建筑防水材料实业有限公司 | Waterproofing membrane spouts gluey sand fixation device |
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| CN113621398A (en) | 2021-11-09 |
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