CN109502872A - A kind of environment-protective process handling chemical engineering sewage - Google Patents
A kind of environment-protective process handling chemical engineering sewage Download PDFInfo
- Publication number
- CN109502872A CN109502872A CN201811198868.1A CN201811198868A CN109502872A CN 109502872 A CN109502872 A CN 109502872A CN 201811198868 A CN201811198868 A CN 201811198868A CN 109502872 A CN109502872 A CN 109502872A
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- China
- Prior art keywords
- plate
- unhurried current
- sewage
- fixedly connected
- shell
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Classifications
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- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of environment-protective process for handling chemical engineering sewage, including shell, the water inlet pipe being connected is fixedly connected at the top of the shell, the inner wall of the shell, which is located at left and right sides of water inlet pipe, is fixedly connected to support column, rotating bar is rotatably connected between two support columns, the surface of the rotating bar is fixedly connected with rotation roller between two support columns.The environment-protective process of the processing chemical engineering sewage, adsorption treatment can be carried out to the metal particle in sewage when on water flow Sewage shock to rotation roller by the setting of mounting blocks and magnet block, the unhurried current plate and unhurried current ball of setting can reduce the impact force that sewage enters equipment, it prevents from damaging filtering purifying equipment, the filter plate and microbe filter net of setting can carry out further purified treatment to sewage, deal with more energy conservation and environmental protection, consumption is smaller, and the placement plate and adsorption roller of setting can preferably carry out the effect of unhurried current shunting.
Description
Technical field
The present invention relates to chemical engineering sewage technical field, specially a kind of environment-protective process for handling chemical engineering sewage.
Background technique
Pure water is changing original physical property or chemical property after using, and becomes containing variety classes
The waste water of impurity.Wastewater from chemical industry be exactly the technique waste water given off in Chemical Manufacture, cooling water, exhaust gas washing water, equipment and
The waste water such as place flushing water.If these waste water are discharged without processing, will cause water body heterogeneity and in various degree
Pollution influence the production of industrial or agricultural to endanger the health of the mankind, chemical industry includes that organic chemical industry and inorganic chemical industry two are big
Class, chemical products are varied, complicated component, are known as wastewater from chemical industry by the waste water that chemical plant is discharged.Wastewater from chemical industry is varied,
Majority has severe toxicity, is not easy to purify, and has certain summation in vivo, has apparent oxygen consumption property in water body, easily
Make water quality deterioration.
Since current used chemical engineering sewage processing equipment is mostly not environmentally friendly enough, the effect of water quality treatment is not good enough, nothing
Method carries out shunt buffered to sewage, causes chemical engineering sewage disposably to enter equipment, excessive easily cause of impact force sets
Standby damage makes sewage treatment works become more troublesome, therefore we have proposed a kind of environmentally friendly works for handling chemical engineering sewage
Skill solves the above problems.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of environment-protective process for handling chemical engineering sewage, solves above-mentioned
The problem of.
(2) technical solution
To achieve the above object, the invention provides the following technical scheme: it is a kind of handle chemical engineering sewage environment-protective process, including
Shell is fixedly connected with the water inlet pipe being connected at the top of the shell, and the inner wall of the shell is located at the left and right two of water inlet pipe
Side is fixedly connected to support column, and rotating bar is rotatably connected between two support columns, and the surface of the rotating bar is located at two
Rotation roller is fixedly connected between support column, the surface of the rotation roller is fixedly connected with mounting blocks, and the mounting blocks are remote
Side from rotation roller is fixedly connected with magnet block, and the left and right sides of the inner walls offers rotation slot, and two
The inner wall of rotation slot is fixedly connected to shaft, and the surface of two shafts is rotatably connected to unhurried current plate, the unhurried current plate
Top offers unhurried current slot, and the unhurried current slot is fixedly connected with demarcation plate close to the side inner wall of shell, and the inner wall for the slot that flows slowly
It is connected with unhurried current ball positioned at the left and right sides of demarcation plate, the lower section of unhurried current plate is located at left and right sides of the inner wall of the shell
It is fixedly installed with mounting plate, the mounting plate is fixedly connected with reset spring close to the side of unhurried current plate, and reset spring
One end far from mounting plate is fixedly connected with unhurried current plate, and the lower section that reset spring is located at left and right sides of the inner wall of the shell is solid
Surely it is connected with stable block, the opposite face of two stable blocks is plugged with limited post, and two unhurried current sides of the plate far from shell are solid
Surely it is connected with connecting plate, the opposite side of two connecting plates is fixedly connected to filter plate, and the inner wall of the shell is located at filter plate
Lower section be fixedly connected with placement plate, roller bearing is rotatably connected at the top of the placement plate, and the surface pivots of roller bearing are connected with
Adsorption roller, the top of the filter plate, which is located at below adsorption roller, offers leak, and the inner wall of the shell is located at filtering
It is fixedly connected with microbe filter net below plate, is fixedly connected with outlet pipe on the right side of the shell.
Preferably, the phase back side that the surface of the rotating bar is located at two support columns is fixedly connected to dead ring, and two
Dead ring is contacted with two support columns respectively.
Preferably, the diameter of the magnet block is greater than the length of mounting blocks, and magnet block is hemispherical.
Preferably, it is described unhurried current ball quantity be 48, and 48 661 groups of unhurried current balls from left to right according to
It is secondary to be spaced substantially equidistant.
Preferably, the inner wall bottom of the unhurried current slot is fixedly connected with limit plate, and the height of limit plate is less than unhurried current ball
Diameter.
Preferably, the connecting plate is semicircle, and the center point is corresponding with the center point of water inlet pipe.
Preferably, the length between less than two connecting plates of the length of the filter plate.
Preferably, the quantity of the adsorption roller is four, and four adsorption rollers are successively spaced substantially equidistant from left to right.
Preferably, the leak hole that quantity is four is offered at the top of the adsorption roller, and the diameter of leak hole is two centimeters.
Preferably, the outlet pipe is to be obliquely installed, and tilt angle is 15 degree.
A kind of environment-protective process process handling chemical engineering sewage, comprising the following steps:
S1, sewage to be treated is drained into shell by water inlet pipe, then chemical engineering sewage impacts, and is impacting
It is rotated under the action of power, what is made carries out adsorption treatment to the metal particle in sewage；
S2, adsorbed by S after sewage wander to upper, make under the influence of the impact force with being rotated, on
The flowing of sewage rotated, reduce sewage and fall the impact force generated, the elastic force passed through immediately makes to reset；
S3, preliminary filtration, purification processing is carried out when upper in falling on of sewage；
S4, filtered via S after sewage fall on, as the impact drive of sewage carries out rotation unhurried current, sewage immediately
By the filtering with fair current to middle progress again, then as device for transferring.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of environment-protective process for handling chemical engineering sewage, have following beneficial to effect
Fruit:
1, the environment-protective process of the processing chemical engineering sewage, can be in water flow Sewage shock by the setting of mounting blocks and magnet block
Adsorption treatment, the unhurried current plate and unhurried current ball of setting can be carried out when on to rotation roller to the metal particle in sewage
The impact force that sewage enters equipment can be reduced, prevents from damaging filtering purifying equipment, the filter plate of setting and microorganism
Filter screen can carry out further purified treatment to sewage, deal with more energy conservation and environmental protection, consumption is smaller, and setting is put
The effect of unhurried current shunting can preferably be carried out by setting plate and adsorption roller, made the dirty water decontamination handles more safety with steadily, prevented
Only impact force causes unnecessary damage to equipment.
2, the environment-protective process of the processing chemical engineering sewage can limit the motion range of unhurried current ball by the setting of limit plate,
It prevents it from moving out the range of unhurried current plate, influences normally to use, the reset spring of setting can impact unhurried current plate in sewage
It is resetted later, in order to reuse, the stabilization block and limited post of setting can limit the maximum magnitude of impact, prevent pair
Reset spring causes the possible permanent damage that can not restore, and keeps the operation of equipment more safe.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of environment-protective process for handling chemical engineering sewage proposed by the present invention；
Fig. 2 is a kind of structural schematic diagram of environment-protective process unhurried current plate for handling chemical engineering sewage proposed by the present invention；
Fig. 3 is a kind of structure top view of environment-protective process filter plate for handling chemical engineering sewage proposed by the present invention.
In figure: 1 shell, 2 water inlet pipes, 3 support columns, 4 rotating bars, 5 dead rings, 6 rotation rollers, 7 mounting blocks, 8 magnet blocks,
9 rotation slots, 10 shafts, 11 unhurried current plates, 12 unhurried current slots, 13 demarcation plates, 14 unhurried current balls, 15 limit plates, 16 mounting plates, 17 reset bullet
Block, 19 limited posts, 20 connecting plates, 21 filter plates, 22 placement plates, 23 roller bearings, 24 adsorption rollers, 25 leak, 26 leakages are stablized in spring, 18
Hole, 27 microbe filter nets, 28 outlet pipes.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-3, a kind of environment-protective process handling chemical engineering sewage, including shell 1, it is characterised in that: the top of shell 1
Portion is fixedly connected with the water inlet pipe 2 being connected, and the left and right sides that the inner wall of shell 1 is located at water inlet pipe 2 is fixedly connected to support
Column 3 is rotatably connected to rotating bar 4 between two support columns 3, and the phase back side that the surface of rotating bar 4 is located at two support columns 3 is solid
Surely it is connected with dead ring 5, two dead rings 5 are contacted with two support columns 3 respectively, and the surface of rotating bar 4 is located at two support columns 3
Between be fixedly connected with rotation roller 6, the surface of rotation roller 6 is fixedly connected with mounting blocks 7, and mounting blocks 7 are far from rotation roller 6
Side be fixedly connected with magnet block 8, the diameter of magnet block 8 is greater than the length of mounting blocks 7, and magnet block 8 is hemispherical, can be with
Adsorption treatment can be carried out to the metal particle in sewage when on water flow Sewage shock to rotation roller 6.
The left and right sides of 1 inner wall of shell offers rotation slot 9, and the inner wall of two rotation slots 9 is fixedly connected to and turns
Axis 10, and the surface of two shafts 10 is rotatably connected to unhurried current plate 11, the top of unhurried current plate 11 offers unhurried current slot 12, unhurried current
Slot 12 is fixedly connected with demarcation plate 13 close to the side inner wall of shell 1, and the inner wall for the slot 12 that flows slowly is located at the left and right of demarcation plate 13
Two sides are connected with unhurried current ball 14, and the quantity of unhurried current ball 14 is 48, and 48 14 661 groups of ball of unhurried current
It is successively spaced substantially equidistant from left to right, it is possible to reduce sewage enters the impact force of equipment, prevents from causing to damage to filtering purifying equipment
Bad, the inner wall bottom of unhurried current slot 12 is fixedly connected with limit plate 15, and the height of limit plate 15 is less than the diameter of unhurried current ball 14, can
To limit the motion range of unhurried current ball 14, prevents it from moving out the range of unhurried current plate, influence normally to use, the inner wall of shell 1
The lower section that the left and right sides is located at unhurried current plate 11 is fixedly installed with mounting plate 16, and mounting plate 16 is fixed close to the side of unhurried current plate 11
It is connected with reset spring 17, can will flow slowly after plate 11 impacts and reset in sewage, in order to reuse, and reset bullet
One end of the separate mounting plate 16 of spring 17 is fixedly connected with unhurried current plate 11, and reset spring 17 is located at left and right sides of the inner wall of shell 1
Lower section be fixedly connected to stable block 18, the opposite face of two stable blocks 18 is plugged with limited post 19, can limit impact
Maximum magnitude, prevent from causing the possible permanent damage that can not restore to reset spring 17, keep the operation of equipment more safe.
Two unhurried current plates 11 are fixedly connected to connecting plate 20 far from the side of shell 1, and connecting plate 20 is semicircle, circle
Corresponding with the center point of water inlet pipe 2 at the heart, the opposite side of two connecting plates 20 is fixedly connected to filter plate 21, filter plate 21
Less than two connecting plates 20 of length between length, the lower section that the inner wall of shell 1 is located at filter plate 21 is fixedly connected with placement
Plate 22, the top of placement plate 22 is rotatably connected to roller bearing 23, and the surface pivots of roller bearing 23 are connected with adsorption roller 24, absorption rolling
The quantity of cylinder 24 is four, and four adsorption rollers 24 are successively spaced substantially equidistant from left to right, can preferably carry out unhurried current point
The effect of stream makes the dirty water decontamination handles more safety with steadily, prevents impact force from causing unnecessary damage to equipment, filter
The lower section that the top of plate 21 is located at adsorption roller 24 offers leak 25, and it is four that the top of adsorption roller 24, which offers quantity,
Leak hole 26, and the diameter of leak hole 26 is two centimeters, the lower section that the inner wall of shell 1 is located at filter plate 21 is fixedly connected with microorganism mistake
Strainer 27 can carry out further purified treatment to sewage, deal with more energy conservation and environmental protection, consumption is smaller, shell 1
Right side is fixedly connected with outlet pipe 28, and outlet pipe 28 is to be obliquely installed, and tilt angle is 15 degree.
A kind of environment-protective process process handling chemical engineering sewage, comprising the following steps:
S1, sewage to be treated is drained into shell 1 by water inlet pipe 2, then chemical engineering sewage impacts rotation rolling
On cylinder 6, rotating bar 4 is rotated under the influence of the impact force, makes the magnet block 8 on mounting blocks 7 to the metallic particles in sewage
Impurity carries out adsorption treatment；
S2, adsorbed by S1 after sewage wander to unhurried current plate 11 on, make under the influence of the impact force flow slowly plate 11 with
Shaft 10 rotated, the unhurried current ball 14 on plate 11 that flows slowly is rotated with the flowing of sewage, is reduced sewage and is fallen generation
Impact force, immediately by the elastic force of reset spring 17 make flow slowly plate 11 reset；
S3, to carry out preliminary filtering net when sewage is fallen on the filter plate 21 in connecting plate 20 along unhurried current plate 11
Change processing；
S4, filtered via S3 after sewage fall in placement plate 22, with sewage impact drive adsorption roller 24 into
Row rotation unhurried current, sewage carries out filtering again into microbe filter net 27 by leak 25 and 26 fair current of leak hole immediately, so
Afterwards with 28 device for transferring of outlet pipe.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (11)
1. a kind of environment-protective process for handling chemical engineering sewage, including shell (1), it is characterised in that: the top of the shell (1) is fixed
It is connected with the water inlet pipe (2) being connected, the inner wall of the shell (1), which is located at left and right sides of water inlet pipe (2), to be fixedly connected to
Support column (3) is rotatably connected to rotating bar (4) between two support columns (3), and the surface of the rotating bar (4) is located at two branch
Rotation roller (6) is fixedly connected between dagger (3), the surface of rotation roller (6) is fixedly connected with mounting blocks (7), institute
It states mounting blocks (7) to be fixedly connected with magnet block (8) far from the side of rotation roller (6), the left and right sides of shell (1) inner wall
It offers rotation slot (9), and the inner wall of two rotation slots (9) is fixedly connected to shaft (10), and two shafts (10)
Surface is rotatably connected to unhurried current plate (11), and unhurried current slot (12), the unhurried current slot are offered at the top of the unhurried current plate (11)
(12) the side inner wall close to shell (1) is fixedly connected with demarcation plate (13), and the inner wall of unhurried current slot (12) is located at demarcation plate
(13) the left and right sides is connected with unhurried current ball (14), is located at unhurried current plate (11) at left and right sides of the inner wall of the shell (1)
Lower section be fixedly installed with mounting plate (16), the mounting plate (16) close to unhurried current plate (11) side be fixedly connected with reset
Spring (17), and one end of the separate mounting plate (16) of reset spring (17) is fixedly connected with unhurried current plate (11), the shell (1)
Inner wall at left and right sides of be located at reset spring (17) below be fixedly connected to stable block (18), the phase of two stable blocks (18)
Opposite is plugged with limited post (19), and two unhurried currents plate (11) are fixedly connected to connecting plate (20) far from the side of shell (1),
The opposite side of two connecting plates (20) is fixedly connected to filter plate (21), and the inner wall of the shell (1) is located at filter plate (21)
Lower section be fixedly connected with placement plate (22), be rotatably connected to roller bearing (23) at the top of the placement plate (22), and roller bearing (23)
Surface pivots be connected with adsorption roller (24), the top of the filter plate (21), which is located at below adsorption roller (24), to be offered
Leak (25), the inner wall of the shell (1), which is located at below filter plate (21), is fixedly connected with microbe filter net (27), described
Outlet pipe (28) are fixedly connected on the right side of shell (1).
2. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the rotating bar (4)
Surface be located at the phase back sides of two support columns (3) and be fixedly connected to dead ring (5), two dead rings (5) respectively with two
Support column (3) contact.
3. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the magnet block (8)
Diameter be greater than mounting blocks (7) length, and magnet block (8) be hemispherical.
4. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the unhurried current ball (14)
Quantity be 48, and 48 661 groups of unhurried current balls (14) are successively spaced substantially equidistant from left to right.
5. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the unhurried current slot (12)
Inner wall bottom be fixedly connected with limit plate (15), and the height of limit plate (15) be less than unhurried current ball (14) diameter.
6. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the connecting plate (20)
For semicircle, the center point is corresponding with the center point of water inlet pipe (2).
7. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the filter plate (21)
Less than two connecting plates (20) of length between length.
8. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the adsorption roller
(24) quantity is four, and four adsorption rollers (24) are successively spaced substantially equidistant from left to right.
9. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the adsorption roller
(24) leak hole (26) that quantity is four is offered at the top of, and the diameter of leak hole (26) is two centimeters.
10. a kind of environment-protective process for handling chemical engineering sewage according to claim 1, it is characterised in that: the outlet pipe
(28) to be obliquely installed, tilt angle is 15 degree.
11. a kind of environment-protective process process for handling chemical engineering sewage, which comprises the following steps:
S1, sewage to be treated is drained into shell (1) by water inlet pipe (2), then chemical engineering sewage impacts rotation rolling
On cylinder (6), rotating bar (4) is rotated under the influence of the impact force, makes the magnet block (8) on mounting blocks (7) in sewage
Metal particle carries out adsorption treatment；
S2, adsorbed by S1 after sewage wander to unhurried current plate (11) on, make under the influence of the impact force flow slowly plate (11) with
Shaft (10) rotated, the unhurried current ball (14) on unhurried current plate (11) is rotated with the flowing of sewage, is reduced under sewage
The impact force of generation is fallen, plate (11) reset that flows slowly is made by the elastic force of reset spring (17) immediately；
S3, preliminary filtering is carried out when sewage is on the filter plate (21) that unhurried current plate (11) is fallen in connecting plate (20)
Purified treatment；
S4, filtered via S3 after sewage fall on placement plate (22), with sewage impact drive adsorption roller (24) into
Row rotation unhurried current, sewage carries out mistake again into microbe filter net (27) by leak (25) and leak hole (26) fair current immediately
Filter, then as outlet pipe (28) device for transferring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198868.1A CN109502872A (en) | 2018-10-15 | 2018-10-15 | A kind of environment-protective process handling chemical engineering sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198868.1A CN109502872A (en) | 2018-10-15 | 2018-10-15 | A kind of environment-protective process handling chemical engineering sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109502872A true CN109502872A (en) | 2019-03-22 |
Family
ID=65746593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811198868.1A Pending CN109502872A (en) | 2018-10-15 | 2018-10-15 | A kind of environment-protective process handling chemical engineering sewage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109502872A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110484360A (en) * | 2019-08-12 | 2019-11-22 | 佛山市欧若拉生物科技有限公司 | A kind of vegetable oil production extraction separator |
| CN110563216A (en) * | 2019-08-12 | 2019-12-13 | 佛山市思特四通化工有限公司 | Environment-friendly printing factory effluent treatment plant |
| CN112537877A (en) * | 2021-01-26 | 2021-03-23 | 杭州珀威贸易有限公司 | Industrial wastewater sewage pipes handles terminal in grades |
| CN112661350A (en) * | 2020-12-08 | 2021-04-16 | 江苏航运职业技术学院 | River sewage ecological treatment device and treatment method thereof |
| CN113003839A (en) * | 2021-03-04 | 2021-06-22 | 戴林竹 | Energy-saving and environment-friendly equipment for efficiently treating industrial sewage |
| CN114212920A (en) * | 2022-02-21 | 2022-03-22 | 江苏道蓬科技有限公司 | Waste water treatment device for graphite heat exchanger production |
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| CN205528246U (en) * | 2016-04-24 | 2016-08-31 | 陈开春 | High -efficient iron fillings filth separation filter equipment of sewage treatment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110484360A (en) * | 2019-08-12 | 2019-11-22 | 佛山市欧若拉生物科技有限公司 | A kind of vegetable oil production extraction separator |
| CN110563216A (en) * | 2019-08-12 | 2019-12-13 | 佛山市思特四通化工有限公司 | Environment-friendly printing factory effluent treatment plant |
| CN112661350A (en) * | 2020-12-08 | 2021-04-16 | 江苏航运职业技术学院 | River sewage ecological treatment device and treatment method thereof |
| CN112661350B (en) * | 2020-12-08 | 2022-08-23 | 江苏航运职业技术学院 | River sewage ecological treatment device and treatment method thereof |
| CN112537877A (en) * | 2021-01-26 | 2021-03-23 | 杭州珀威贸易有限公司 | Industrial wastewater sewage pipes handles terminal in grades |
| CN113003839A (en) * | 2021-03-04 | 2021-06-22 | 戴林竹 | Energy-saving and environment-friendly equipment for efficiently treating industrial sewage |
| CN114212920A (en) * | 2022-02-21 | 2022-03-22 | 江苏道蓬科技有限公司 | Waste water treatment device for graphite heat exchanger production |
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