CN106629907A - Stirring device for sewage treatment - Google Patents
Stirring device for sewage treatment Download PDFInfo
- Publication number
- CN106629907A CN106629907A CN201611132639.0A CN201611132639A CN106629907A CN 106629907 A CN106629907 A CN 106629907A CN 201611132639 A CN201611132639 A CN 201611132639A CN 106629907 A CN106629907 A CN 106629907A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- drive mechanism
- cover plate
- time value
- driving gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/07—Stirrers characterised by their mounting on the shaft
- B01F27/074—Stirrers characterised by their mounting on the shaft having two or more mixing elements being concentrically mounted on the same shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
- B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/712—Feed mechanisms for feeding fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention provides a stirring device for sewage treatment. The stirring device comprises a main body, a cover plate, an installation plate, a rotating shaft, a driving gear, a driven gear, a drive mechanism, a liquid guide tube and a liquid tank, wherein a gap is reserved between an inner shell and an outer shell to form an auxiliary heating cavity; the inner shell is provided with a stirring cavity; the driving gear and the driven gear are arranged on the cover plate and the driving gear is meshed with the driven gear; the drive mechanism is connected with the driving gear and drives the driving gear to rotate; a hollow cavity is arranged in the rotating shaft; one end of the rotating shaft sequentially passes through the driven gear and the cover plate and enters the bottom of the stirring cavity; a plurality of stirring rods are arranged at the periphery of the rotating shaft at intervals along the axial direction; a liquid guide cavity communicated with the hollow cavity is arranged in each stirring rod; a plurality of spray nozzles are distributed at the peripheries of the stirring rods; the liquid tank is arranged on the installation plate; and a first end of the liquid guide tube is connected with the liquid tank, a second end of the liquid guide tube extends into the hollow cavity of the rotating shaft and the liquid guide tube is rotationally connected with the rotating shaft. According to the stirring device, a medicine can be evenly distributed, so that sewage can fully react with the liquid medicine, and the treatment effect is good.
Description
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of sewage disposal agitating device.
Background technology
In processing procedure of the Sewage Plant to sewage, Filter Press is an important step, and filter press needs to be stirred
Liquid sludge could be filtered, in original technology, Sewage Plant pressure mud machine dosing agitating device includes feeding device, stirring
Device, drainpipe and pipeline, liquid is poured into after feeding device and solution flows into agitator with pipeline together, and agitator top is installed
There is stirring motor and with sleeve impeller, liquid is mixed with solution, then by pipeline inflow Filter Press system, but this
The technology of kind stirs uneven in terms of the mixing of liquid and solution, and mixing time is short, and it is not uniform enough that liquid dissolves, to sewage
Poor processing effect.
The content of the invention
Based on technical problem present in background technology, the present invention proposes a kind of sewage disposal agitating device.
A kind of sewage disposal agitating device proposed by the present invention, including main body, cover plate, installing plate, rotating shaft, driving tooth
Wheel, driven gear, drive mechanism, catheter, liquid case, wherein：
Main body one end is provided with opening, and main body includes inner housing and is arranged on the external shell body of inner casing, inner housing with it is outer
Gap is reserved between housing and forms auxiliary heating chamber, inner housing has stir chamber, and shell body is provided with and connects with auxiliary heating chamber
Logical plus thermal medium inlet and Crude product input；
Cover plate and stir chamber openend coordinate stir chamber are sealed, installing plate be located on cover plate and by connecting plate and
Cover plate connects；
Driving gear, driven gear are respectively mounted on the cover board and driving gear is engaged with driven gear, drive mechanism and master
Moving gear connects and drives driving gear to rotate；
Be provided with middle cavity in rotating shaft, rotating shaft one end sequentially passes through driven gear, cover plate and stretches into stir chamber bottom, rotating shaft with from
Moving gear is fixedly connected and rotates with cover plate and is connected, and rotating shaft periphery is disposed with multiple puddlers along its axially spaced-apart, in puddler
The liquid guiding cavity connected with middle cavity is provided with, puddler peripheral distribution there are multiple shower nozzles；
Liquid case is installed on a mounting board, and catheter first end is connected with liquid case, and the end of catheter second is extend into rotating shaft
Cavity is interior and catheter is connected with axis of rotation.
Preferably, also including controller, timer, controller is connected with drive mechanism, timer, multiple shower nozzles, control
Device is preset with the first preset time value T1, the second preset time value T2, the 3rd preset time value T3, T1<T2<T3；Controller control
When drive mechanism processed is started working, while controlling timer starts timing, controller obtains drive mechanism work according to timer
Time T and by drive mechanism working time and the first preset time value T1, the second preset time value T2, the 3rd preset time value T3
Relatively；When T is more than the first preset time value T1 between when the drive mechanism operates, the shower nozzle of controller control predetermined amount is closed, when
When drive mechanism working time T is more than the second preset time value T2, controller controls remaining shower nozzle and closes；When drive mechanism work
When making time T more than the 3rd preset time value T3, controller control drive mechanism quits work.
Preferably, puddler is provided with paddle, and paddle is arranged around puddler axial screw.
Preferably, plus thermal medium inlet is arranged on shell body away from body openings one end, Crude product input is arranged outside
Housing is near body openings one end.
Preferably, aid in being disposed with multiple dividing plates along main body axially spaced-apart in heating chamber, multiple dividing plates are in auxiliary heating chamber
It is interior that auxiliary heating chamber is separated into helix-type channel.
Preferably, inner housing inwall is distributed with multiple assisting agitating apparatus.
Preferably, assisting agitating apparatus include Flexible Connector and agitating plate, and agitating plate is by Flexible Connector and inner casing
Wall connection in vivo.
In the present invention, be reserved between main body inner housing and shell body gap formed auxiliary heating chamber, inner housing have stir
Mix chamber；Driving gear, driven gear are respectively mounted on the cover board and driving gear is engaged with driven gear, drive mechanism and driving tooth
Wheel connects and drives driving gear to rotate；Middle cavity is provided with rotating shaft, rotating shaft one end sequentially passes through driven gear, cover plate to be stretched into and stir
Bottom of chamber portion is mixed, rotating shaft periphery is disposed with multiple puddlers along its axially spaced-apart, and the drain connected with middle cavity is provided with puddler
Chamber, puddler peripheral distribution has multiple shower nozzles；Liquid case is installed on a mounting board, and catheter first end is connected with liquid case, catheter
Second end extend into the middle cavity of rotating shaft and catheter is connected with axis of rotation.During work, sewage is imported in stir chamber, will
Liquid is imported in liquid case, and catheter imports the liquid in liquid case in the middle cavity of rotating shaft, and into the liquid guiding cavity of each puddler
Interior, by the sewage in shower nozzle spirt stir chamber, drive mechanism drives driving gear to rotate, and driving gear drives driven tooth rotation
Dynamic, driven gear drives axis of rotation, rotating shaft to drive each puddler to be stirred sewage so that sewage is mixed with medicine
Reaction, after reaction certain hour, derives sewage.The present invention by catheter import into the middle cavity of rotating shaft liquid and by
Shower nozzle on each puddler sprays, and forms annular liquid circle, and under the stirring of puddler, liquid can quickly to stir chamber surrounding
Diffusion, medicine can be evenly distributed so that sewage can fully react with liquid, high treating effect；By inner housing with it is outer
Auxiliary heating chamber is set between housing, and can import uniform temperature into auxiliary heating chamber as needed adds thermal medium, to stirring
The sewage mixed in chamber is heated, and can effectively improve reaction speed.
Description of the drawings
Fig. 1 is a kind of structural representation of sewage disposal agitating device proposed by the present invention.
Specific embodiment
With reference to Fig. 1, the present invention proposes a kind of sewage disposal agitating device, including main body 1, cover plate 2, installing plate 3, rotating shaft
4th, driving gear 5, driven gear 6, drive mechanism 7, catheter 8, liquid case 9, controller, timer, wherein：
The one end of main body 1 is provided with opening, and main body 1 includes inner housing 10 and the shell body 11 being arranged on outside inner housing 10, interior
Gap is reserved between housing 10 and shell body 11 and forms auxiliary heating chamber 12, along the axially spaced-apart of main body 1 in auxiliary heating chamber 12
Multiple dividing plates 22 are disposed with, auxiliary heating chamber 12 is separated into helix-type channel by multiple dividing plates 22 in auxiliary heating chamber 12.It is interior
Housing 10 has stir chamber 13, and shell body 11 is provided with connect with auxiliary heating chamber plus thermal medium inlet away from the openend of main body 1
14, shell body 11 is provided with the Crude product input 15 connected with auxiliary heating chamber 12 near the openend of main body 1.The inwall of inner housing 10
Multiple assisting agitating apparatus 23 are distributed with, assisting agitating apparatus include Flexible Connector 24 and agitating plate 25, and agitating plate 25 passes through
Flexible Connector 24 is connected with the inwall of inner housing 10.
Cover plate 2 is sealed with the cooperation of the openend of stir chamber 13 to stir chamber 13, and installing plate 3 is located on cover plate 2 and passes through
Connecting plate 16 is connected with cover plate 2.
Driving gear 5, driven gear 6 are installed on cover plate 2 and driving gear 5 is engaged with driven gear 6, drive mechanism
7 are connected with driving gear 5 and drive driving gear 5 to rotate；.
Middle cavity 17 is provided with rotating shaft 4, the one end of rotating shaft 4 sequentially passes through driven gear 6, cover plate 2 and stretches into the bottom of stir chamber 13,
Rotating shaft 4 is fixedly connected with driven gear 6 and rotates with cover plate 2 and is connected, and the periphery of rotating shaft 4 is disposed with multiple stirrings along its axially spaced-apart
The liquid guiding cavity 19 connected with middle cavity 17 is provided with bar 18, puddler 18, the peripheral distribution of puddler 18 there are multiple shower nozzles 20, stirring
Bar 18 is provided with paddle 21, and paddle 21 is arranged around the axial screw of puddler 18.
Liquid case 9 is arranged on installing plate 3, and the first end of catheter 8 is connected with liquid case 9, and the end of catheter 8 second extend into rotating shaft
4 middle cavity 17 is interior and catheter 8 is rotated with rotating shaft 4 and is connected.
Controller is connected with drive mechanism 7, timer, multiple shower nozzles 20, controller be preset with the first preset time value T1,
Second preset time value T2, the 3rd preset time value T3, T1<T2<T3.
During present invention work, sewage is imported in stir chamber 13, liquid is imported in liquid case 9, drain 8 is by liquid case 9
Liquid is imported in the middle cavity 17 of rotating shaft 4, and into the liquid guiding cavity 19 of each puddler 18, by the spirt stir chamber 13 of shower nozzle 20
Sewage in, controller control drive mechanism 7 drive driving gear 5 rotate, driving gear 5 drive driven gear 6 rotate, it is driven
Gear 6 drives rotating shaft 4 to rotate, and rotating shaft 4 drives each puddler 18 to be stirred sewage；Controller control drive mechanism 7 starts
During work, while controlling timer starts timing, controller obtains 7 working time of drive mechanism T and will drive according to timer
The working time of mechanism 7 compares with the first preset time value T1, the second preset time value T2, the 3rd preset time value T3；Work as driving
When mechanism's 7 working time T is more than the first preset time value T1, the shower nozzle 20 of controller control predetermined amount is closed, when drive mechanism 7
When working time T is more than the second preset time value T2, controller controls remaining shower nozzle 20 and closes；When drive mechanism 7 works
Between T be more than the 3rd preset time value T3 when, controller control drive mechanism 7 quit work.
A kind of sewage disposal agitating device proposed by the present invention, is imported by catheter 8 into the middle cavity 17 of rotating shaft 4
Liquid is simultaneously sprayed by the shower nozzle 20 on each puddler 18, forms annular liquid circle, is stirred in puddler 18, paddle 21 and auxiliary
Under mixing the stirring of device, liquid quickly can spread to the surrounding of stir chamber 13, and medicine can be evenly distributed so that sewage can be with
Liquid fully reacts, high treating effect；By arranging auxiliary heating chamber 12 between inner housing 10 and shell body 11, can basis
Need to auxiliary heating chamber 12 in import uniform temperature plus thermal medium, the sewage in stir chamber is heated, can be effective
Improve reaction speed.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (7)
1. a kind of sewage disposal agitating device, it is characterised in that including main body (1), cover plate (2), installing plate (3), rotating shaft
(4), driving gear (5), driven gear (6), drive mechanism (7), catheter (8), liquid case (9), wherein：
Main body (1) one end is provided with opening, and main body (1) is including inner housing (10) and is arranged on inner housing (10) shell body outward
(11) gap, is reserved between inner housing (10) and shell body (11) and forms auxiliary heating chamber (12), inner housing (10) is with stirring
Chamber (13) is mixed, shell body (11) is provided with connecting with auxiliary heating chamber (12) plus thermal medium inlet (14) and Crude product input
(15)；
Cover plate (2) is sealed with the cooperation of stir chamber (13) openend to stir chamber (13), and installing plate (3) is on cover plate (2)
And be connected with cover plate (2) by connecting plate (16)；
Driving gear (5), driven gear (6) are installed on cover plate (2) and driving gear (5) is engaged with driven gear (6), are driven
Motivation structure (7) is connected with driving gear (5) and drives driving gear (5) to rotate；
Middle cavity (17) is provided with rotating shaft (4), rotating shaft (4) one end sequentially passes through driven gear (6), cover plate (2) and stretches into stir chamber
(13) bottom, rotating shaft (4) is fixedly connected with driven gear (6) and rotates with cover plate (2) and is connected, and rotating shaft (4) periphery is along its axial direction
Arranged for interval has multiple puddlers (18), and puddler (18) is interior to be provided with the liquid guiding cavity (19) connected with middle cavity (17), puddler
(18) peripheral distribution has multiple shower nozzles (20)；
On installing plate (3), catheter (8) first end is connected liquid case (9) with liquid case (9), and the end of catheter (8) second is stretched into
To in the middle cavity (17) of rotating shaft (4) and catheter (8) and rotating shaft (4) rotation is connected.
2. sewage disposal agitating device according to claim 1, it is characterised in that also including controller, timer, control
Device processed is connected with drive mechanism (7), timer, multiple shower nozzles (20), and controller is preset with the first preset time value T1, second pre-
If time value T2, the 3rd preset time value T3, T1<T2<T3；When controller control drive mechanism (7) is started working, while control
Timer starts timing, when controller obtains drive mechanism (7) working time T and drive mechanism (7) works according to timer
Between compare with the first preset time value T1, the second preset time value T2, the 3rd preset time value T3；When drive mechanism (7) work
When time T is more than the first preset time value T1, the shower nozzle (20) of controller control predetermined amount is closed, when drive mechanism (7) work
When time T is more than the second preset time value T2, controller controls remaining shower nozzle (20) and closes；When drive mechanism (7) works
Between T be more than the 3rd preset time value T3 when, controller control drive mechanism (7) quit work.
3. sewage disposal agitating device according to claim 1, it is characterised in that puddler (18) is provided with paddle
(21), paddle (21) is arranged around puddler (18) axial screw.
4. the sewage disposal agitating device according to any one of claim 1-3, it is characterised in that plus thermal medium inlet
(14) shell body (11) is arranged on away from main body (1) open at one end, it is close that Crude product input (15) is arranged on shell body (11)
Main body (1) open at one end.
5. sewage disposal agitating device according to claim 4, it is characterised in that along main body in auxiliary heating chamber (12)
(1) axially spaced-apart is disposed with multiple dividing plates (22), and multiple dividing plates (22) will auxiliary heating chamber (12) in auxiliary heating chamber (12)
It is separated into helix-type channel.
6. the sewage disposal agitating device according to any one of claim 1-3, it is characterised in that in inner housing (10)
Wall is distributed with multiple assisting agitating apparatus (23).
7. sewage disposal agitating device according to claim 6, it is characterised in that assisting agitating apparatus include elasticity even
Fitting (24) and agitating plate (25), agitating plate (25) is connected by Flexible Connector (23) with inner housing (10) inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132639.0A CN106629907A (en) | 2016-12-09 | 2016-12-09 | Stirring device for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611132639.0A CN106629907A (en) | 2016-12-09 | 2016-12-09 | Stirring device for sewage treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106629907A true CN106629907A (en) | 2017-05-10 |
Family
ID=58825907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611132639.0A Pending CN106629907A (en) | 2016-12-09 | 2016-12-09 | Stirring device for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106629907A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188252A (en) * | 2017-07-11 | 2017-09-22 | 黄山科太环保科技有限公司 | A kind of sewage-treatment plant |
| CN107324480A (en) * | 2017-07-30 | 2017-11-07 | 深圳市江途机械科技有限公司 | A kind of sewage-treatment plant |
| CN107364946A (en) * | 2017-08-10 | 2017-11-21 | 惠州秀鸿科技有限公司 | A kind of sewage-treatment plant |
| CN107572622A (en) * | 2017-11-10 | 2018-01-12 | 浦江县杰浩进出口有限公司 | A kind of water purifier |
| CN107399783B (en) * | 2017-08-10 | 2018-05-22 | 广东颐东林生态景观建设有限公司 | A kind of sewage purification device |
| CN109110949A (en) * | 2018-09-29 | 2019-01-01 | 铜陵新创流体科技有限公司 | A kind of sewage treatment process equipment |
| CN109110974A (en) * | 2018-09-29 | 2019-01-01 | 铜陵新创流体科技有限公司 | A kind of sewage water filtration processing unit |
| CN111841368A (en) * | 2020-06-08 | 2020-10-30 | 中北大学 | Printing ink dilution and viscosity measurement and control device |
| CN114192040A (en) * | 2021-12-22 | 2022-03-18 | 徐州克林斯曼安防科技有限公司 | Production method of fire extinguishing agent suitable for lithium ion battery |
| CN117003300A (en) * | 2023-07-11 | 2023-11-07 | 广东立威化工有限公司 | Pesticide production wastewater treatment device |
-
2016
- 2016-12-09 CN CN201611132639.0A patent/CN106629907A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188252A (en) * | 2017-07-11 | 2017-09-22 | 黄山科太环保科技有限公司 | A kind of sewage-treatment plant |
| CN107324480A (en) * | 2017-07-30 | 2017-11-07 | 深圳市江途机械科技有限公司 | A kind of sewage-treatment plant |
| CN107364946A (en) * | 2017-08-10 | 2017-11-21 | 惠州秀鸿科技有限公司 | A kind of sewage-treatment plant |
| CN107399783B (en) * | 2017-08-10 | 2018-05-22 | 广东颐东林生态景观建设有限公司 | A kind of sewage purification device |
| CN107364946B (en) * | 2017-08-10 | 2018-11-13 | 绍兴市三丰化工有限公司 | A kind of sewage-treatment plant |
| CN107572622A (en) * | 2017-11-10 | 2018-01-12 | 浦江县杰浩进出口有限公司 | A kind of water purifier |
| CN107572622B (en) * | 2017-11-10 | 2018-11-09 | 浦江县杰浩进出口有限公司 | A kind of water purifier |
| CN109110949A (en) * | 2018-09-29 | 2019-01-01 | 铜陵新创流体科技有限公司 | A kind of sewage treatment process equipment |
| CN109110974A (en) * | 2018-09-29 | 2019-01-01 | 铜陵新创流体科技有限公司 | A kind of sewage water filtration processing unit |
| CN111841368A (en) * | 2020-06-08 | 2020-10-30 | 中北大学 | Printing ink dilution and viscosity measurement and control device |
| CN114192040A (en) * | 2021-12-22 | 2022-03-18 | 徐州克林斯曼安防科技有限公司 | Production method of fire extinguishing agent suitable for lithium ion battery |
| CN117003300A (en) * | 2023-07-11 | 2023-11-07 | 广东立威化工有限公司 | Pesticide production wastewater treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170510 |
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| WD01 | Invention patent application deemed withdrawn after publication |