CN220556176U - Dangerous waste incineration flue gas waste heat recovery device - Google Patents
Dangerous waste incineration flue gas waste heat recovery device Download PDFInfo
- Publication number
- CN220556176U CN220556176U CN202322022168.XU CN202322022168U CN220556176U CN 220556176 U CN220556176 U CN 220556176U CN 202322022168 U CN202322022168 U CN 202322022168U CN 220556176 U CN220556176 U CN 220556176U
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- Prior art keywords
- round
- block
- flue gas
- heat recovery
- waste heat
- Prior art date
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- 239000002918 waste heat Substances 0.000 title claims abstract description 33
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 239000003546 flue gas Substances 0.000 title claims abstract description 30
- 238000011084 recovery Methods 0.000 title claims abstract description 30
- 238000004056 waste incineration Methods 0.000 title claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 23
- 239000002920 hazardous waste Substances 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims description 20
- 238000007790 scraping Methods 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000012535 impurity Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 2
- 239000000779 smoke Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Landscapes
- Chimneys And Flues (AREA)
Abstract
The utility model relates to the technical field of waste heat recovery, and provides a hazardous waste incineration flue gas waste heat recovery device which comprises an incinerator, wherein a pouring opening is formed in the right side of the top of the incinerator, and a combustion pipeline is fixedly arranged in the left side of the top of the incinerator; this danger waste incineration flue gas waste heat recovery device uses through the cooperation of round bar construction and scraper bar construction, the motor starts, the motor passes through the round bar and drives the scraper bar rotation this moment, utilize pivoted scraper bar clearance filter block's bottom surface, drive the annular piece through the screw thread when the round bar rotates simultaneously and reciprocate, thereby drive horizontal pole two and reciprocate, make the bottom block reciprocate and extrude shrink reset spring in the stand inner chamber, after horizontal pole two has passed through the horizontal pole, the bottom of stand is collided fast to the bottom of bottom block under reset spring's elasticity effect, the shock force that the bottom block collided the stand and produced passes through stand and circle piece and transmit to in the filter block, with this vibrations filter block, shake the impurity of accumulating at the filter block inner chamber and fall.
Description
Technical Field
The utility model relates to the technical field of waste heat recovery, in particular to a dangerous waste incineration flue gas waste heat recovery device.
Background
Hazardous waste is waste with a certain danger, a treatment mode of burning the hazardous waste by a combustion furnace is generally adopted, a large amount of smoke is generated in the process of burning hazardous articles, and in order to improve the resource utilization rate, the smoke can be recycled by waste heat recovery, but the waste gas generated in the combustion process is generally filtered by a simple filter block when the waste gas waste heat recovery device for hazardous waste burning treatment in the current market is used, so that impurities or harmful substances in the smoke are filtered, and the influence of the impurities or harmful substances in the smoke on the subsequent waste heat recovery process is avoided.
Through retrieving, chinese patent publication No. CN211650270U discloses a hazardous waste incineration flue gas waste heat recovery device, in this patent through setting up high temperature resistant isolation net and filter layer to mix with dust impurity and other little harmful substance in the flue gas filter, however this mode has better filter effect in whole waste heat recovery device earlier stage of use, but along with the progression of burning, the impurity of accumulation on high temperature resistant isolation net and filter layer surface is more and more, lead to high temperature resistant isolation net and filter layer's filter effect to the heat that contains in the flue gas through high temperature resistant isolation net and filter layer is lower and lower more, and then causes the utilization ratio of hazardous waste incineration waste heat to reduce.
Disclosure of Invention
The utility model provides a dangerous waste incineration flue gas waste heat recovery device, which solves the problems that the filtering effect of a filtering device is poorer and poorer along with the incineration in the related art, and the waste heat utilization rate of the whole device is affected.
The technical scheme of the utility model is as follows: the utility model provides a dangerous waste incineration flue gas waste heat recovery device, including burning the burning furnace, the pouring spout has been seted up on the right side at burning furnace top, burning furnace top's left side fixed mounting has burning pipeline, burning pipeline surface's left and right sides all has arc lid through circle axle movable mounting, burning pipeline surface's left and right sides has all been seted up the seal groove, burning pipeline's inner chamber has the kicker through branch fixed mounting, the ring channel has been seted up to the surface of kicker, the filter block has all detachable mounting in the left and right sides of ring channel inner chamber, the round hole has been seted up at the middle part of kicker, the inner chamber movable mounting of round hole has the kicker, the top fixed mounting of kicker has the motor, a plurality of scrapes the pole all around of kicker bottom, the surface movable mounting that the kicker is located the kicker top has the annular piece, top fixed mounting of kicker top has the stand, the inner chamber movable mounting of stand has the backing block, the top fixed mounting of backing spring, the top fixed mounting of kicker has the horizontal pole two, the middle part fixed mounting of two has the torsion axle.
Preferably, the shape and the size of the inner cavity of the sealing groove and the shape and the size of the outer surface of the arc-shaped cover are used for effectively shielding the sealing groove when the sealing groove is used, so that the flue gas in the combustion pipeline is prevented from overflowing from the sealing groove.
Preferably, the shape and the size of the combined filter block and the round block are matched with the shape and the size of the cross section of the inner cavity of the combustion pipeline, the bottoms of the filter block, the annular groove and the sealing groove are all in the same horizontal plane, and a handle is fixedly arranged on one side of the filter block, which is close to the sealing groove, so that when the filter block is used, the filter block can be detachably arranged between the annular groove and the sealing groove, and the filter block is prevented from falling by utilizing the position of the filter block.
Preferably, the bottom fixed mounting of filter block has the multilayer filter screen, and the filter screen reduces from down up filtration pore gradually, and the top fixed mounting of filter block has the active carbon filter layer to during the use, utilize the filter screen of filter block bottom to effectively filter the dust that mix with in the flue gas that the burning produced, mix with other little harmful substance that mix with in the flue gas that active carbon filter layer automatically filtration burning produced.
Preferably, the diameter of the outer surface of the round rod, which is positioned at the upper side and the lower side of the round hole, is larger than the diameter of the inner cavity of the round hole, so that the round rod is movably arranged in the middle of the round block through the round hole.
Preferably, the scraping rod is uniformly and fixedly arranged on the outer surface of the round rod extending out of the bottom round hole, and the top surface of the scraping rod contacts with the bottom surface of the filter block, so that when the filter block is used, the motor is started to drive the round rod to rotate, the scraping rod is driven to rotate, and the rotating scraping rod is utilized to clean the bottom surface of the filter block.
Preferably, the inner wall of the annular block is provided with threads matched with the outer surface of the part of the round rod, which exceeds the top of the round block, so that the annular block is driven to move up and down by the threads when the round rod rotates.
Preferably, the top of the bottom block is movably connected with the top of the inner cavity of the upright post through a reset spring.
Preferably, the diameter of the bottom block is larger than that of the reset spring, the diameter of the reset spring is larger than that of the opening at the top of the upright post, and the diameter of the upright post is smaller than that of the opening at the top of the upright post.
Preferably, the first cross rod and the second cross rod are mutually overlapped in the vertical direction, one end of the first cross rod far away from the round rod is not mutually overlapped with the torsion shaft, and the torsion spring is fixedly arranged in the inner cavity of the torsion shaft, so that when the annular block moves upwards along with the rotation of the round rod, the first cross rod on the left side and the right side of the annular block moves upwards to drive the second cross rod on the left side and the right side to move upwards.
The working principle and the beneficial effects of the utility model are as follows:
1. this danger waste incineration flue gas waste heat recovery device uses through the cooperation of round bar construction and scraper bar construction, the motor starts, the motor passes through the round bar and drives the scraper bar rotation this moment, utilize pivoted scraper bar clearance filter block's bottom surface, drive the annular piece through the screw thread when the round bar rotates simultaneously and reciprocate, thereby drive horizontal pole two and reciprocate, make the bottom block reciprocate and extrude shrink reset spring in the stand inner chamber, after horizontal pole two has passed through the horizontal pole, the bottom of stand is collided fast to the bottom of bottom block under reset spring's elasticity effect, the shock force that the bottom block collided the stand and produced passes through stand and circle piece and transmit to in the filter block, with this vibrations filter block, shake the impurity of accumulating at the filter block inner chamber and fall.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic view of the front appearance of the overall structure of the present utility model;
FIG. 2 is a top view of the overall structure of the present utility model;
FIG. 3 is a schematic view of the overall structure of the present utility model in a side elevation view;
FIG. 4 is a schematic view of the elevation side view of the overall structure of the present utility model;
FIG. 5 is a schematic view of the structure of FIG. 3A according to the present utility model;
fig. 6 is a schematic diagram of the structure of fig. 4 at B according to the present utility model.
In the figure: 1. an incinerator; 2. a pouring spout; 3. a combustion conduit; 4. an arc-shaped cover; 5. sealing grooves; 6. round blocks; 7. an annular groove; 8. a filter block; 9. a round hole; 10. a round bar; 11. a motor; 12. a scraping rod; 13. an annular block; 14. a first cross bar; 15. a column; 16. a bottom block; 17. a return spring; 18. a vertical rod; 19. a second cross bar; 20. torsion shaft.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 6, the hazardous waste incineration flue gas waste heat recovery device comprises an incinerator 1, wherein a pouring opening 2 is formed in the right side of the top of the incinerator 1, a combustion pipeline 3 is fixedly arranged on the left side of the top of the incinerator 1, arc covers 4 are movably arranged on the left side and the right side of the outer surface of the combustion pipeline 3 through circular shafts, sealing grooves 5 are formed in the left side and the right side of the outer surface of the combustion pipeline 3, the shape and the size of inner cavities of the sealing grooves 5 are equal to those of the outer surfaces of the arc covers 4, when the hazardous waste incineration flue gas waste heat recovery device is used, the arc covers 4 are utilized to effectively shield the sealing grooves 5, so that flue gas in the combustion pipeline 3 is prevented from overflowing from the sealing grooves 5, round blocks 6 are fixedly arranged in the inner cavities of the combustion pipeline 3 through struts, annular grooves 7 are formed in the outer surfaces of the round blocks 6, filter blocks 8 are detachably arranged on the left side and the right side of the inner cavities of the annular grooves 7, the shape and the size of the combined filter block 8 and the round block 6 are matched with the shape and the size of the cross section of the inner cavity of the combustion pipeline 3, the bottoms of the filter block 8, the annular groove 7 and the sealing groove 5 are all in the same horizontal plane, a handle is fixedly arranged on one side of the filter block 8 close to the sealing groove 5, so that when the novel combustion pipeline is used, the filter block 8 can be detachably arranged between the annular groove 7 and the sealing groove 5, the filter block 8 is prevented from falling by utilizing the position of the filter block 8, a plurality of layers of filter screens are fixedly arranged on the bottom of the filter block 8, the filter screens are gradually reduced from bottom to top, an active carbon filter layer is fixedly arranged on the top of the filter block 8, therefore, when the novel combustion pipeline is used, dust mixed in smoke generated by combustion is effectively filtered by utilizing the filter screens on the bottom of the filter block 8, other tiny harmful substances mixed in smoke generated by automatic filtration combustion are matched with the active carbon filter layer, a round hole 9 is formed in the middle of the round block 6, and a round rod 10 is movably arranged in the inner cavity of the round hole 9, the diameter of the outer surface of the round rod 10 positioned at the upper side and the lower side of the round hole 9 is larger than that of the inner cavity of the round hole 9, so that the round rod 10 is movably arranged in the middle of the round block 6 through the round hole 9, a motor 11 is fixedly arranged at the top of the round rod 10, a plurality of scraping rods 12 are fixedly arranged around the bottom of the round rod 10, the scraping rods 12 are uniformly and fixedly arranged on the outer surface of the part of the round rod 10 extending out of the round hole 9 at the bottom, the top surface of the scraping rods 12 contacts the bottom surface of the filter block 8, when in use, the motor 11 is started to drive the round rod 10 to rotate, thereby driving the scraping rods 12 to rotate, the bottom surface of the filter block 8 is cleaned by utilizing the rotating scraping rods 12, an annular block 13 is movably arranged on the outer surface of the round rod 10 positioned at the top of the round block 6, threads matched with the outer surface of the part of the round rod 10 extending out of the top of the round block 6 are arranged on the inner wall of the annular block 13, so that the annular block 13 is driven to move up and down by the threads when the round rod 10 rotates, the top of one side of the annular block 13 far away from the round rod 10 is fixedly provided with a first cross rod 14, the left side and the right side of the top of the round block 6 are fixedly provided with a column 15, the inner cavity of the column 15 is movably provided with a bottom block 16, the top of the bottom block 16 is movably connected with the inner cavity top of the column 15 through a return spring 17, the inner cavity of the column 15 is fixedly provided with a return spring 17, the diameter of the bottom block 16 is larger than that of the return spring 17, the diameter of the return spring 17 is larger than that of the top opening of the column 15, the diameter of the vertical rod 18 is smaller than that of the top opening of the column 15, so that when the column 15 is used, the second cross rod 19 moves upwards to drive the bottom block 16 to move upwards in the inner cavity of the column 15 through the vertical rod 18, the return spring 17 is extruded and contracted, after the return spring 17 is contracted to the maximum value and the external force disappears, the bottom block 16 quickly collides with the bottom of the column 15 under the action of the elasticity of the return spring 17, the vibration force is transmitted into the filter block 8 through the upright post 15 and the round block 6, the impurities accumulated in the inner cavity of the filter block 8 are vibrated down by the vibration filter block 8, the upright post 18 is fixedly arranged at the top of the bottom block 16, the second cross rod 19 is fixedly arranged at the top of the upright post 18, the torsion shaft 20 is fixedly arranged at the middle part of the second cross rod 19, the first cross rod 14 and the second cross rod 19 are mutually overlapped in the vertical direction, one end of the first cross rod 14 far away from the round rod 10 is not mutually overlapped with the torsion shaft 20, and a torsion spring is fixedly arranged in the inner cavity of the torsion shaft 20, so that when the annular block 13 moves upwards along with the rotation of the round rod 10, the first cross rod 14 at the left side and the right side of the annular block 13 moves upwards to drive the second cross rod 19 at the left side and the right side to move upwards.
Working principle: when the waste incinerator is used, hazardous waste is poured into the inner cavity of the incinerator 1 through the pouring opening 2 to be incinerated, smoke generated during incineration flows to one end in the waste heat recovery device through the combustion pipeline 3, dust mixed in the smoke generated during combustion is effectively filtered by utilizing the filter screen at the bottom of the filter block 8 when the smoke passes through the combustion pipeline 3, and other tiny harmful substances mixed in the smoke generated during combustion are automatically filtered by the active carbon filter layer;
after a period of time, the motor 11 is started, at this moment, the motor 11 drives the scraping rod 12 to rotate through the round rod 10, the rotating scraping rod 12 is utilized to clean the bottom surface of the filter block 8, meanwhile, the round rod 10 drives the annular block 13 to move upwards through threads when rotating, in the process of moving upwards the annular block 13, the transverse rod I14 on the left side and the right side of the annular block 13 drives the transverse rod II 19 on the left side and the right side to move upwards, at this moment, the transverse rod II 19 drives the bottom block 16 to move upwards in the inner cavity of the upright post 15 through the upright post 18, so that the reset spring 17 is extruded and contracted, after the reset spring 17 is contracted to the maximum value and the external force is eliminated, the bottom block 16 quickly collides with the bottom of the upright post 15 under the elastic force of the reset spring 17, and the vibration force generated by the bottom block 16 colliding with the upright post 15 is transmitted into the filter block 8 through the upright post 15 and the round block 6, so that impurities accumulated in the inner cavity of the filter block 8 are vibrated and dropped.
In conclusion, compared with the common similar device, the dangerous waste incineration flue gas waste heat recovery device has the advantages of automatically cleaning and filtering devices, improving the filtering effect and further improving the waste heat utilization rate generated by dangerous waste combustion.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides a hazardous waste burns flue gas waste heat recovery device, a serial communication port, including burning furnace (1), the right side at burning furnace (1) top has been seted up pouring spout (2), the left side fixed mounting at burning furnace (1) top has burning pipeline (3), the left and right sides of burning pipeline (3) surface all has arc lid (4) through circle axle movable mounting, seal groove (5) have all been seted up on the left and right sides of burning pipeline (3) surface, the inner chamber of burning pipeline (3) has round piece (6) through branch fixed mounting, annular channel (7) have been seted up to the surface of round piece (6), filter piece (8) have all been dismantled to the left and right sides of annular channel (7) inner chamber, round hole (9) have been seted up at the middle part of round piece (6), round hole (10) have round bar (10) in the inner chamber movable mounting of round hole (9), motor (11) are installed at the top of round bar (10), a plurality of scraping bars (12) are all installed to the periphery of round bar (10) bottom round bar (10) are located the surface movable mounting annular block (13) at round piece (6) top, annular block (13) keep away from round bar (16) side of round bar (6) top, both sides of the top of the fixed mounting of a stand (15) are installed in the top of round bar (15), the inner cavity of the upright post (15) is fixedly provided with a return spring (17), the top of the bottom block (16) is fixedly provided with an upright post (18), the top of the upright post (18) is fixedly provided with a cross rod II (19), and the middle part of the cross rod II (19) is fixedly provided with a torsion shaft (20).
2. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the shape and the size of the inner cavity of the sealing groove (5) and the shape and the size of the outer surface of the arc-shaped cover (4) are used for effectively shielding the sealing groove (5) by the arc-shaped cover (4) when the hazardous waste incineration flue gas waste heat recovery device is used, so that the flue gas in the combustion pipeline (3) is prevented from overflowing from the sealing groove (5).
3. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the shape and the size of the combined filter block (8) and the combined round block (6) are matched with the shape and the size of the cross section of the inner cavity of the combustion pipeline (3), the bottoms of the filter block (8), the annular groove (7) and the sealing groove (5) are all in the same horizontal plane, and a handle is fixedly arranged on one side, close to the sealing groove (5), of the filter block (8).
4. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein a plurality of layers of filter screens are fixedly arranged at the bottom of the filter block (8), the filter screens gradually decrease from bottom to top, and an active carbon filter layer is fixedly arranged at the top of the filter block (8).
5. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the diameter of the outer surface of the round rod (10) positioned on the upper side and the lower side of the round hole (9) is larger than the diameter of the inner cavity of the round hole (9).
6. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the scraping rod (12) is uniformly and fixedly arranged on the outer surface of the part, extending out of the bottom round hole (9), of the round rod (10), and the top surface of the scraping rod (12) is in contact with the bottom surface of the filter block (8).
7. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the inner wall of the annular block (13) is provided with threads matched with the outer surface of the part of the round rod (10) exceeding the top of the round block (6).
8. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the top of the bottom block (16) is movably connected with the top of the inner cavity of the upright post (15) through a return spring (17).
9. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the diameter of the bottom block (16) is larger than that of the return spring (17), the diameter of the return spring (17) is larger than that of the top opening of the upright post (15), and the diameter of the upright post (18) is smaller than that of the top opening of the upright post (15).
10. The hazardous waste incineration flue gas waste heat recovery device according to claim 1, wherein the first cross rod (14) and the second cross rod (19) are mutually overlapped in the vertical direction, one end of the first cross rod (14) away from the round rod (10) is not mutually overlapped with the torsion shaft (20), and a torsion spring is fixedly arranged in an inner cavity of the torsion shaft (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022168.XU CN220556176U (en) | 2023-07-31 | 2023-07-31 | Dangerous waste incineration flue gas waste heat recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322022168.XU CN220556176U (en) | 2023-07-31 | 2023-07-31 | Dangerous waste incineration flue gas waste heat recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220556176U true CN220556176U (en) | 2024-03-05 |
Family
ID=90052179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322022168.XU Active CN220556176U (en) | 2023-07-31 | 2023-07-31 | Dangerous waste incineration flue gas waste heat recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220556176U (en) |
-
2023
- 2023-07-31 CN CN202322022168.XU patent/CN220556176U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240407 Address after: 113000 Langshi Village, Xinfu District, Fushun City, Liaoning Province Patentee after: Fushun Zhongyou Youyi Environmental Protection Service Co.,Ltd. Country or region after: China Address before: No. 509 Tuanshan Avenue, Qinghe Village, High tech Zone, Xiangyang City, Hubei Province, 441000 Patentee before: HUBEI CHAOYUE ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD. Country or region before: China |
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| TR01 | Transfer of patent right |