CN205875242U - Training of channel silt solidification treatment device - Google Patents
Training of channel silt solidification treatment device Download PDFInfo
- Publication number
- CN205875242U CN205875242U CN201620754868.5U CN201620754868U CN205875242U CN 205875242 U CN205875242 U CN 205875242U CN 201620754868 U CN201620754868 U CN 201620754868U CN 205875242 U CN205875242 U CN 205875242U
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- Prior art keywords
- hull
- solidification equipment
- solidification
- training
- mud
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- 238000007711 solidification Methods 0.000 title claims abstract description 93
- 230000008023 solidification Effects 0.000 title claims abstract description 92
- 238000012549 training Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 45
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 239000010802 sludge Substances 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a training of channel silt solidification treatment device, including hull, actuating mechanism and solidification equipment, be provided with the curing agent bin on the top surface of hull, the solidification equipment is located the below of hull, and the bottom of solidification equipment is rotated and is connected with the suction dredge structure, and the top of solidification equipment is passed through actuating mechanism and is connected the hull, and actuating mechanism is located the hull, and the curing agent bin passes through the transfer line and connects the solidification equipment, is provided with the solenoid valve on the transfer line, and the solidification equipment passes through the bottom surface that telescopic machanism connects the hull. The utility model discloses simple structure, the practicality is strong, yi bian not only can realize carrying on silt clearance, carries out solidification treatment to the silt of collecting on one side, improves the curing efficiency of silt, can alleviate the weight of hull moreover, reduces blocking phenomenon's emergence, has improved the suction dredge and has constructed the stability when rotatory, improves the efficiency of inhaling mud, the stabilizing effect of improvement silt.
Description
Technical field
This utility model relates to a kind of training of channel sludge solidification processing means.
Background technology
Along with urbanization and industrialized fast development, riverway sludge alluvial is on the rise.This not only lowers river course
Drain off floodwater ability, affect shipping, and cause the pollution of river, water quality deterioration.
In hydraulic engineering and river training works, it will usually produce substantial amounts of dredging silt, these mud moisture content height,
Intensity is low, it is impossible to be directly used as engineering earth, often takes to abandon process.The environment thrown around mud point is not only caused huge by this
Destroy, and occupy a large amount of land resource, meanwhile, as run into heavy rain, it is most likely that brought in neighbouring river course by mud, cause
Secondary pollution.
Utility model content
This utility model purpose is to provide a kind of training of channel sludge solidification for the deficiency existing for prior art
The technical scheme of processing means, is possible not only to realize carrying out mud cleaning, while the mud collected is carried out cured,
Improve the curing efficiency of mud, and the weight of hull can be alleviated, reduce the generation of clogging, improve suction dredge structure and exist
Stability during rotation, improves the efficiency inhaling mud, improves the solidification effect of mud.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of training of channel sludge solidification processing means, it is characterised in that: include hull, drive mechanism and solidification equipment,
Being provided with firming agent storage bin on the end face of hull, solidification equipment is positioned at the lower section of hull, and the bottom of solidification equipment is rotationally connected
Having suction dredge structure, the top of solidification equipment connects hull by drive mechanism, and drive mechanism is positioned at hull, firming agent storage bin
Connecting solidification equipment by tube for transfusion, tube for transfusion is provided with electromagnetic valve, solidification equipment connects the end of hull by telescoping mechanism
Face；By solidification equipment being set directly at the lower section of hull, it is possible to achieve carry out mud cleaning, while to the silt collected
Mud carries out cured, not only increases the curing efficiency of mud, and can alleviate the weight of hull, and the mud after solidification is straight
Connecing and establish in riverbed, can directly utilize or salvaging processes, firming agent storage bin is used for storing firming agent, and passes through tube for transfusion
Directly acting in solidification equipment, improve the solidification effect of mud, electromagnetic valve effectively can control according to the mud of different soil properties
The conveying capacity of firming agent, prevents from causing waste, and the mud of bottom of river channel can be sucked in solidification equipment by suction dredge structure effectively,
Improve the cleaning efficiency of mud, telescoping mechanism improves solidification equipment stability operationally, improves the strong of its entirety
Degree.
Further, the end face of hull is provided with control room, the side of hull is symmetrically arranged with the outstanding wing, the lower section of the outstanding wing
Being provided with booster, control room is easy to be controlled hull, and booster can make hull advance, and meets different in width river course
Cleaning needs.
Further, the inwall of firming agent storage bin is provided with liquidometer, between liquidometer and firming agent storage bin bottom surface
Distance be 20～40cm, the end face of firming agent storage bin is provided with feed tube and the second motor, the second motor is provided with
Puddler, puddler is positioned at firming agent storage bin, when the liquid level of the firming agent liquid in firming agent storage bin is less than liquidometer
Time automatic alarm, remind operator add firming agent, and prevent from cannot consolidating owing to firming agent is less during sludge solidification
Fixed, the second driven by motor puddler rotates, and then can be stirred firming agent, improves the mobility of firming agent.
Further, solidification equipment includes hollow rotation bar, fixing sleeve, extension sleeve and moving sleeve, and fixing sleeve is solid
Surely being connected on the bottom surface of hull, hollow rotation bar is rotatably connected on the top of fixing sleeve, and moving sleeve is positioned at fixing sleeve
Lower section, moving sleeve connects fixing sleeve by extension sleeve, and hollow rotation bar is used for transmitting power, it is simple to extension sleeve with
Moving sleeve rotates, and then is thrown away by the moisture sucked in mud, and moving sleeve can drop under the effect of extension sleeve
The bottom in riverbed carries out mud absorption process, when, after sludge solidification, making moving sleeve increase by extension sleeve, until after Gu Hua
Mud expose solidification equipment, it is simple to carry out subsequent region sludge solidification process.
Further, the side of fixing sleeve, extension sleeve and moving sleeve is provided with apopore, fixes sleeve, stretch
Be provided with permeable grid on the medial surface of contracting sleeve and moving sleeve, when extension sleeve and moving sleeve when rotated, inside it
Mud doing centrifugal motion, can effectively the moisture in mud be thrown away by apopore, permeable grid can be by mud
It is blocked in inside.
Further, solidification equipment be internally provided with liquid injection pipe, the top of liquid injection pipe connects tube for transfusion, the bottom of liquid injection pipe
It is provided with fluid injection shower nozzle, the side of fluid injection shower nozzle is provided with screw thread, after the mud in solidification equipment is collected completely, pass through fluid injection
Firming agent is delivered on fluid injection shower nozzle by pipe, fluid injection shower nozzle injection firming agent, makes sludge solidification, the most slowly rises, directly
To exiting the center of mud, conveniently carry out the cured of subsequent region mud.
Further, suction dredge structure includes outer positioning ring and inner position ring, and inner position ring is positioned at the inner side of outer positioning ring, outer fixed
The inner side of position ring is rotatably connected to the first suction mud plate, and the outside of inner position ring is rotatably connected to the second suction mud plate, and first inhales mud plate
Inhale with second between mud plate and be connected by expansion plate, by the design of inner position ring Yu outer positioning ring, can effectively regulate adjacent
Inhale the spacing between mud plate, reduce the generation of clogging, improve suction dredge structure stability when rotated, improve and inhale mud
Efficiency, expansion plate can effectively regulate the spacing between inner position ring and outer positioning ring, can effectively control the flow of mud.
Further, drive mechanism includes that the first motor, driving gear and driven gear, the first motor connect driving gear,
Driven gear is fixedly connected on the top of solidification equipment, and driving gear engages each other with driven gear, by the first driven by motor
Pinion rotation, and then drive solidification equipment to rotate, it is achieved the suction of mud and water dumping are carried out simultaneously, improve curing efficiency.
Further, telescoping mechanism includes hydraulic cylinder and piston rod, and hydraulic cylinder is rotatably connected on the bottom surface of hull, hydraulic cylinder
Connect solidification equipment by piston rod, improve the stability of solidification equipment.
This utility model, owing to have employed technique scheme, has the advantages that
1, by solidification equipment being set directly at the lower section of hull, it is possible to achieve carry out mud cleaning, the most right
The mud collected carries out cured, not only increases the curing efficiency of mud, and can alleviate the weight of hull, after solidification
Mud directly establish in riverbed, can directly utilize or salvaging process；
2, firming agent storage bin is used for storing firming agent, and directly acts in solidification equipment by tube for transfusion, improves and becomes silted up
The solidification effect of mud, electromagnetic valve can effectively control the conveying capacity of firming agent, prevent from causing waste according to the mud of different soil properties；
3, the mud of bottom of river channel can be sucked in solidification equipment by suction dredge structure effectively, improves the cleaning effect of mud
Rate, telescoping mechanism improves solidification equipment stability operationally, improves the intensity of its entirety, by inner position ring with outer
The design of locating ring, can effectively regulate the spacing between adjacent suction mud plate, reduces the generation of clogging, improves suction dredge
Structure stability when rotated, improves the efficiency inhaling mud, and expansion plate can effectively regulate between inner position ring and outer positioning ring
Spacing, can effectively control the flow of mud.
This utility model simple in construction, practical, it is possible not only to realize carrying out mud cleaning, while to collection
Mud carries out cured, improves the curing efficiency of mud, and can alleviate the weight of hull, reduces sending out of clogging
Raw, improve suction dredge structure stability when rotated, improve the efficiency inhaling mud, improve the solidification effect of mud.
Accompanying drawing explanation
The utility model is described in further detail below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of this utility model a kind of training of channel sludge solidification processing means；
Fig. 2 is the structural representation of firming agent storage bin in this utility model；
Fig. 3 is the structural representation of suction dredge structure in this utility model；
Fig. 4 is the structural representation of solidification equipment in this utility model.
In figure: 1-hull；2-control room；3-firming agent storage bin；4-hangs the wing；5-booster；6-solidification equipment；7-inhales mud
Mechanism；8-hollow rotation bar；9-the first motor；10-driven gear；11-driving gear；12-tube for transfusion；13-electromagnetic valve；14-
Hydraulic cylinder；15-piston rod；16-feed tube；17-the second motor；18-puddler；19-liquidometer；20-outer positioning ring；In 21-
Locating ring；22-first inhales mud plate；23-expansion plate；24-second inhales mud plate；25-fixes sleeve；26-extension sleeve；27-moves
Sleeve；The permeable grid of 28-；29-apopore；30-liquid injection pipe；31-fluid injection shower nozzle.
Detailed description of the invention
As shown in Figures 1 to 4, for this utility model one training of channel sludge solidification processing means, including hull 1, drive
Motivation structure and solidification equipment 6, the end face of hull 1 is provided with control room 2, and the side of hull 1 is symmetrically arranged with the outstanding wing 4, outstanding
The lower section of the wing 4 is provided with booster 5, and control room 2 is easy to be controlled hull 1, and booster 5 can make hull 1 advance, and meets
The cleaning in different in width river course needs.
It is provided with firming agent storage bin 3 on the end face of hull 1, the inwall of firming agent storage bin 3 is provided with liquidometer 19,
Distance between liquidometer 19 and firming agent storage bin 3 bottom surface is 20～40cm, the end face of firming agent storage bin 3 is provided with into
Liquid pipe 16 and the second motor 17, the second motor 17 is provided with puddler 18, and puddler 18 is positioned at firming agent storage bin 3, when
The liquid level of the firming agent liquid in firming agent storage bin 3, less than automatic alarm during liquidometer 19, reminds operator to add solidification
Agent, prevents from cannot fixing owing to firming agent is less during sludge solidification, and the second motor 17 drives puddler 18 to rotate, and enters
And firming agent can be stirred, improve the mobility of firming agent.
Solidification equipment 6 is positioned at the lower section of hull 1, and solidification equipment 6 includes hollow rotation bar 8, fixing sleeve 25, extension sleeve
26 and moving sleeve 27, fixing sleeve 25 is fixedly connected on the bottom surface of hull 1, and hollow rotation bar 8 is rotatably connected on fixed cover
The top of cylinder 25, moving sleeve 27 is positioned at the lower section of fixing sleeve 25, and moving sleeve 27 connects fixed cover by extension sleeve 26
Cylinder 25, hollow rotation bar 8 is used for transmitting power, it is simple to extension sleeve 26 rotates with moving sleeve 27, and then will suck in mud
Moisture throw away, moving sleeve 27 can drop to the bottom in riverbed under the effect of extension sleeve 26 to be carried out at mud absorption
Reason, when, after sludge solidification, making moving sleeve 27 rise by extension sleeve 26, until the mud after Gu Hua exposes solidification equipment 6,
The sludge solidification being convenient for subsequent region processes, and the side of fixing sleeve 25, extension sleeve 26 and moving sleeve 27 is all provided with
It is equipped with apopore 29, the medial surface of fixing sleeve 25, extension sleeve 26 and moving sleeve 27 is provided with permeable grid 28, when stretching
When rotated, its internal mud is doing centrifugal motion, can be effectively by apopore 29 for contracting sleeve 26 and moving sleeve 27
Being thrown away by moisture in mud, mud can be blocked in inside by permeable grid 28, solidification equipment 6 be internally provided with liquid injection pipe
30, the top of liquid injection pipe 30 connects tube for transfusion 12, and the bottom of liquid injection pipe 30 is provided with fluid injection shower nozzle 31, the side of fluid injection shower nozzle 31
On be provided with screw thread, when the mud in solidification equipment 6 collect full after, by liquid injection pipe 30, firming agent is delivered to fluid injection shower nozzle 31
On, fluid injection shower nozzle 31 sprays firming agent, makes sludge solidification, the most slowly rising, until exiting the center of mud, conveniently entering
The cured of row subsequent region mud.
The bottom of solidification equipment 6 is rotatably connected to suction dredge structure 7, and suction dredge structure 7 includes outer positioning ring 20 and inner position ring
21, inner position ring 21 is positioned at the inner side of outer positioning ring 20, and the inner side of outer positioning ring 20 is rotatably connected to the first suction mud plate 22, decided at the higher level but not officially announced
The outside of position ring 21 is rotatably connected to the second suction mud plate 24, and first inhales mud plate 22 and second inhales between mud plate 24 by expansion plate 23
Connect, by the design of inner position ring 21 with outer positioning ring 20, can effectively regulate the spacing between adjacent suction mud plate, reduce stifled
The generation of plug phenomenon, improves suction dredge structure 7 stability when rotated, improves the efficiency inhaling mud, and expansion plate 23 can be effective
Spacing between regulation inner position ring 21 and outer positioning ring 20, can effectively control the flow of mud.
The top of solidification equipment 6 connects hull 1 by drive mechanism, and drive mechanism is positioned at hull 1, and drive mechanism includes
First motor 9, driving gear 11 and driven gear 10, the first motor 9 connects driving gear 11, and driven gear 10 is fixedly connected on
The top of solidification equipment 6, driving gear 11 engages each other with driven gear 10, is rotated by the first motor 9 driven gear, and then
Solidification equipment 6 is driven to rotate, it is achieved the suction of mud and water dumping are carried out simultaneously, improve curing efficiency.
Firming agent storage bin 3 connects solidification equipment 6 by tube for transfusion 12, and tube for transfusion 12 is provided with electromagnetic valve 13, solidification
Device 6 connects the bottom surface of hull 1 by telescoping mechanism, and telescoping mechanism includes hydraulic cylinder 14 and piston rod 15, and hydraulic cylinder 14 rotates
Being connected on the bottom surface of hull 1, hydraulic cylinder 14 connects solidification equipment 6 by piston rod 15, improves stablizing of solidification equipment 6
Property；By solidification equipment 6 being set directly at the lower section of hull 1, it is possible to achieve carry out mud cleaning, while to collection
Mud carries out cured, not only increases the curing efficiency of mud, and can alleviate the weight of hull 1, the silt after solidification
Mud is directly established in riverbed, can directly utilize or salvaging processes, and firming agent storage bin 3 is used for storing firming agent, and passes through
Tube for transfusion 12 directly acts in solidification equipment 6, improves the solidification effect of mud, and electromagnetic valve 13 can be according to the silt of different soil properties
Mud effectively controls the conveying capacity of firming agent, prevents from causing waste, and the mud of bottom of river channel can be sucked by suction dredge structure 7 effectively
In solidification equipment 6, improve the cleaning efficiency of mud, telescoping mechanism improves solidification equipment 6 stability operationally, improves
The intensity of its entirety.
These are only specific embodiment of the utility model, but technical characteristic of the present utility model is not limited thereto.Appoint
How based on this utility model, for realizing essentially identical technique effect, done ground simple change, equivalent or repair
Decorations etc., are all covered by among protection domain of the present utility model.
Claims (9)
1. a training of channel sludge solidification processing means, it is characterised in that: include hull, drive mechanism and solidification equipment, institute
Stating and be provided with firming agent storage bin on the end face of hull, described solidification equipment is positioned at the lower section of described hull, described solidification equipment
Bottom be rotatably connected to suction dredge structure, the top of described solidification equipment connects described hull, described driving by drive mechanism
Mechanism is positioned at described hull, and described firming agent storage bin connects described solidification equipment by tube for transfusion, described tube for transfusion sets
Being equipped with electromagnetic valve, described solidification equipment connects the bottom surface of described hull by telescoping mechanism.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: the top of described hull
Being provided with control room on face, the side of described hull is symmetrically arranged with the outstanding wing, the lower section of the described outstanding wing is provided with booster.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: described firming agent stores up
Deposit and on the inwall of case, be provided with liquidometer, the distance between described liquidometer and described firming agent storage bin bottom surface be 20～
40cm, the end face of described firming agent storage bin is provided with feed tube and the second motor, described second motor is provided with stirring
Bar, described puddler is positioned at described firming agent storage bin.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: described solidification equipment
Including hollow rotation bar, fixing sleeve, extension sleeve and moving sleeve, described fixing sleeve is fixedly connected on the end of described hull
On face, described hollow rotation bar is rotatably connected on the top of described fixing sleeve, and described moving sleeve is positioned at described fixing sleeve
Lower section, described moving sleeve by described extension sleeve connect described fixing sleeve.
A kind of training of channel sludge solidification processing means the most according to claim 4, it is characterised in that: described fixed cover
It is provided with apopore, described fixing sleeve, described extension sleeve on the side of cylinder, described extension sleeve and described moving sleeve
Be provided with permeable grid on the medial surface of described moving sleeve.
A kind of training of channel sludge solidification processing means the most according to claim 4, it is characterised in that: described solidification equipment
Be internally provided with liquid injection pipe, the top of described liquid injection pipe connects described tube for transfusion, and the bottom of described liquid injection pipe is provided with fluid injection
Shower nozzle, the side of described fluid injection shower nozzle is provided with screw thread.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: described suction dredge structure
Including outer positioning ring and inner position ring, described inner position ring is positioned at the inner side of described outer positioning ring, the inner side of described outer positioning ring
Being rotatably connected to the first suction mud plate, the outside of described inner position ring is rotatably connected to the second suction mud plate, described first inhale mud plate with
Connected by expansion plate between described second suction mud plate.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: described drive mechanism
Including the first motor, driving gear and driven gear, described first motor connects described driving gear, and described driven gear is fixed
Being connected to the top of described solidification equipment, described driving gear engages each other with described driven gear.
A kind of training of channel sludge solidification processing means the most according to claim 1, it is characterised in that: described telescoping mechanism
Including hydraulic cylinder and piston rod, described hydraulic cylinder is rotatably connected on the bottom surface of described hull, and described hydraulic cylinder is by described work
Stopper rod connects described solidification equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754868.5U CN205875242U (en) | 2016-07-14 | 2016-07-14 | Training of channel silt solidification treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620754868.5U CN205875242U (en) | 2016-07-14 | 2016-07-14 | Training of channel silt solidification treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205875242U true CN205875242U (en) | 2017-01-11 |
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ID=57697026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620754868.5U Expired - Fee Related CN205875242U (en) | 2016-07-14 | 2016-07-14 | Training of channel silt solidification treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205875242U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108929010A (en) * | 2018-08-27 | 2018-12-04 | 武汉理工大学 | Dredged mud curing system |
| CN109469144A (en) * | 2018-11-07 | 2019-03-15 | 浙江海洋大学 | A kind of sludge solidification processing unit |
| CN111472406A (en) * | 2020-05-11 | 2020-07-31 | 宁波市庞荣机械科技有限公司 | Farmland irrigation canal dredging device with automatic dredging device |
| CN111535379A (en) * | 2020-05-19 | 2020-08-14 | 浙江海洋大学 | Channel sludge treatment device and treatment method thereof |
-
2016
- 2016-07-14 CN CN201620754868.5U patent/CN205875242U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108929010A (en) * | 2018-08-27 | 2018-12-04 | 武汉理工大学 | Dredged mud curing system |
| CN108929010B (en) * | 2018-08-27 | 2021-08-13 | 武汉理工大学 | Dredged mud curing system |
| CN109469144A (en) * | 2018-11-07 | 2019-03-15 | 浙江海洋大学 | A kind of sludge solidification processing unit |
| CN111472406A (en) * | 2020-05-11 | 2020-07-31 | 宁波市庞荣机械科技有限公司 | Farmland irrigation canal dredging device with automatic dredging device |
| CN111472406B (en) * | 2020-05-11 | 2021-04-13 | 南京溧水高新创业投资管理有限公司 | Farmland irrigation canal dredging device with automatic dredging device |
| CN111535379A (en) * | 2020-05-19 | 2020-08-14 | 浙江海洋大学 | Channel sludge treatment device and treatment method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20170111 Termination date: 20170714 |