CN206396013U - Sewage from Ships processing equipment and system - Google Patents
Sewage from Ships processing equipment and system Download PDFInfo
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- CN206396013U CN206396013U CN201720017852.0U CN201720017852U CN206396013U CN 206396013 U CN206396013 U CN 206396013U CN 201720017852 U CN201720017852 U CN 201720017852U CN 206396013 U CN206396013 U CN 206396013U
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
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Abstract
The utility model is related to technical field of sewage, and in particular to a kind of Sewage from Ships processing equipment and system, to alleviate the technical problem that the processing of Sewage from Ships present in prior art is unable to reach discharge standard.Including bio processing module, filtering module, sterilization module and vacuum distillation module；Conveying direction of the bio processing module along fluid is provided with interconnected bioselection room and aerobic room.Fully combine MBR (film biologic treating technique) and VDT (vacuum collecting distillation processing Sewage from Ships technology), MBR make use of the selective penetrated property and high efficiency (filtering module) of UF membrane, and the validity and completeness (bio processing module) of biological treatment, VDT not only increases water body purification purity, and the thermal source in ship can be made full use of, the heat energy that the waste material of generation is produced after burning can also cycling and reutilization.Thus, the domestic sewage treatment device that the application is provided is a kind of domestic sewage treatment device efficiently, environmentally friendly.
Description
Technical field
The utility model is related to Technology of Ship Domestic Sewage Treatment field, more particularly, to a kind of processing of Sewage from Ships
Equipment and system.
Background technology
The 64th Environmental Protection Committee (MEPC64) of International Maritime Organization (IMO) is passed through with MEPC.227 (64) resolutions
" sewage treatment unit effluent standards in 2012 and performance test implement directive/guide " (hereinafter referred to as 2012 directive/guides), this is led
Then it instead of " sewage treatment unit effluent standard and performance test implement directive/guide " that MEPC.159 (55) resolutions pass through.
Directive/guide in 2012 is on the basis of MEPC.159 (55) resolutions, to be diluted and advised with raw water supplemented with sewage treatment unit experiment
It is fixed, while supplemented with the relevant total nitrogen of sewage treatment unit and total phosphorus on the passenger boat that sanitary sewage is discharged installed in special area
The new demand of performance indications.Obviously, on existing ship sewage treatment unit the standard of sewage disposal is proposed it is higher
It is required that.
Sewage from Ships processing equipment is continued to develop, and that relatively conventional at present is film biologic treating technique (MBR), MBR
Operation principle be first use biological respinse, the organic principle in sewage is emitted into film filter after biodegradation,
Water body after being filtered through film filter is further purified.
However, with raising in the world to effluent-disposal standard, the water body purification of existing sewage disposal technology production
Degree can not meet the demand of people.
Utility model content
The purpose of this utility model is to provide a kind of Sewage from Ships processing equipment and system, to alleviate prior art
Present in Sewage from Ships processing equipment the not good technical problem of clean-up effect.
In order to solve the above technical problems, the technical scheme that the utility model is provided is：
There is provided a kind of Sewage from Ships processing equipment, including the biology being sequentially communicated for the utility model of technical scheme 1
Processing module, filtering module, sterilization module and vacuum distillation module；
Conveying direction of the bio processing module along fluid is provided with interconnected bioselection room and aerobic room；Institute
State bioselection room and be provided with sewage inlet, the aerobic room is provided with outlet of sewer, and the filtering module passes through outlet of sewer
Connected with aerobic room；
Sewage is entered by sewage inlet flows into aerobic room behind the bioselection room, and is discharged by the outlet of sewer of aerobic room
To filtering module, sterilization module is flowed into after being filtered through the filtering module, vacuum is flowed into after the sterilization module sterilization processing
Module is distilled until discharge.
In addition, the utility model of technical scheme 2, on the basis of the utility model of technical scheme 1,
Aerating system is provided with the bioselection room and the aerobic room.
In addition, the utility model of technical scheme 3, on the basis of the utility model of technical scheme 2,
The bio processing module is additionally provided with clear water compensated chamber, from the clear water compensated chamber flow out clear water be used for from
The water mixing of aerobic room's outflow.
In addition, the utility model of technical scheme 4, on the basis of the utility model of technical scheme 3,
The aerobic room and the clear water compensated chamber are provided with ventilation mouth.
In addition, the utility model of technical scheme 5, on the basis of the utility model of technical scheme 4,
The bioselection room and the aerobic room are provided with emergent floss hole.
In addition, the utility model of technical scheme 6, on the basis of the utility model of technical scheme 5,
The filtering module has the first opening, the second opening and the 3rd opening；
When the described first opening and the described second opening are opened, during the 3rd opening closure, water body is opened from described first
Mouth enters inside filtering module, and the sterilization module is flowed out to by the described second opening after filtering modular filtration；
When the described first opening and the described 3rd opening are opened, during the second opening closure, connect with the described 3rd opening
Logical back purge system exports backwashing water to the described 3rd opening, flows through after the filtering module, from the described first opening row
Go out；
When the described first opening, second opening and the 3rd opening closure, the fluid flowed out from aerobic room is returned
It flow to the bioselection room.
In addition, the utility model of technical scheme 7, on the basis of the utility model of technical scheme 6,
The sterilization module includes ultraviolet sterilization device, and the water inlet of the ultraviolet sterilization device is arranged at described ultraviolet
The bottom of sterilizing unit, the delivery port of the ultraviolet sterilization device is arranged at the top of the ultraviolet sterilization device.
In addition, the utility model of technical scheme 8, on the basis of the utility model of technical scheme 7,
The vacuum distillation module includes vacuum collecting cabinet and the heater being arranged inside the vacuum collecting cabinet,
Fluid enters after the vacuum collecting cabinet, and heated device is heated into gaseous state and discharged.
In addition, the utility model of technical scheme 9, on the basis of the utility model of technical scheme 8,
The vacuum distillation module also includes the waste material collection device being connected with the vacuum collecting cabinet, and the waste material is received
Acquisition means are used to collect the waste residue that fluid is remained after vacuum distillation.
The utility model of technical scheme 10 is there is provided a kind of sewage disposal system, including described in any of the above-described technical scheme
Sewage from Ships processing equipment.
With reference to above technical scheme, the beneficial effect that the utility model can reach is：
Because the utility model provides a kind of Sewage from Ships processing equipment, including the biological treatment mould being sequentially communicated
Block, filtering module, sterilization module and vacuum distillation module.Bio processing module is provided with mutually along the conveying direction of fluid
The bioselection room of connection and aerobic room；Bioselection room is provided with sewage inlet, and aerobic room is provided with outlet of sewer, filter module
Block is connected by outlet of sewer with aerobic room.
In specific work process, sewage by sewage inlet enter bioselection room after flow into aerobic room, and by aerobic room
Outlet of sewer be expelled to filtering module, through filter modular filtration after flow into sterilization module, after sterilization module sterilization processing flow
Enter to be evaporated in vacuo module until discharge.From the above course of work, sewage has been first passed around at the biology of bio processing module
Reason and then the filtration treatment that have passed through filtering module, finally distillation processing again by vacuum distillation module, thus relative to existing
Have in technology merely through biological treatment, or merely through the sewage treatmentmethod of filtration treatment, the skill that the utility model is provided
The clean-up effect of art scheme is more preferable.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
The structure of bio processing module in the Sewage from Ships processing equipment that Fig. 1 provides for the utility model embodiment
Schematic diagram；
The structural representation of filtering module in the Sewage from Ships processing equipment that Fig. 2 provides for the utility model embodiment
Figure；
The overall structure diagram for the Sewage from Ships processing equipment that Fig. 3 provides for the utility model embodiment.
Icon：100- bio processing modules；200- filtering modules；300- sterilization modules；Module is evaporated in vacuo in 400-；
110- bioselections room；120- aerobic room；610- sewage inlets；620- outlets of sewer；630- meets an urgent need floss hole；500- is aerated
System；130- clear water compensated chamber；210- first is open；220- second is open；230- the 3rd is open；410- vacuum collecting cabinets；
420- heaters；430- waste material collection devices.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be only
Described for the ease of description the utility model and simplifying, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Ground is connected；Can be mechanical connection or electrical connection；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be the connection of two element internals.For the ordinary skill in the art, it can understand above-mentioned with concrete condition
Concrete meaning of the term in the utility model.
Embodiment 1 and embodiment 2 are described in detail below in conjunction with the accompanying drawings：
Bio processing module 100 in the Sewage from Ships processing equipment that Fig. 1 provides for the utility model embodiment
Structural representation；The knot of filtering module 200 in the Sewage from Ships processing equipment that Fig. 2 provides for the utility model embodiment
Structure schematic diagram；The overall structure diagram for the Sewage from Ships processing equipment that Fig. 3 provides for the utility model embodiment.
Embodiment 1
Please with reference to Fig. 1 to Fig. 3, a kind of Sewage from Ships processing equipment is present embodiments provided, including connect successively
Logical bio processing module 100, filtering module 200, sterilization module 300 and vacuum distillation module 400；
Conveying direction of the bio processing module 100 along fluid is provided with interconnected bioselection room 110 and aerobic room
120；Bioselection room 110 is provided with sewage inlet 610, and aerobic room 120 is provided with outlet of sewer 620, and filtering module 200 passes through
Outlet of sewer 620 is connected with aerobic room 120；
In specific work process, sewage is entered by sewage inlet 610 flows into aerobic room 120 behind bioselection room 110, and
Filtering module 200 is expelled to by the outlet of sewer 620 of aerobic room 120, sterilization module 300 is flowed into after being filtered through filtering module 200,
Vacuum distillation module 400 is flowed into after the sterilization processing of sterilization module 300 until discharge.From the above course of work, sewage is first
The biological treatment of bio processing module 100 is first passed through and then have passed through the filtration treatment of filtering module 200, finally passed through again
The distillation processing of module 400 is evaporated in vacuo, thus relative to of the prior art merely through biological treatment, or merely through film mistake
The sewage treatmentmethod of processing is filtered, the clean-up effect for the technical scheme that the present embodiment is provided is more preferable.
It should be noted that the vacuum distillation module 400 that the present embodiment is provided mainly employs VDT technology (vacuum collectings
Distillation processing Sewage from Ships technology), VDT grows up on the basis of original MBR (film biologic treating technique),
Belong to a kind of new skill saved using energy source used heat and combine ship vacuum desalinization principle progress sanitary sewage drying and processing
Art.It has unique superiority such as energy-saving and environmental protection, simple to operate, zero-emission, can reach newest emission request.
It should be noted that bioselection room 110, which is accommodated, accommodates aerobic strain in anaerobic species, aerobic room 120, it is dirty
Under anaerobic environment of the water in biological selecting area, occur the serial reactions such as hydrolysis acidification, denitrification and bioselection, sewage is through life
After thing selection room 110 is handled, aerobic room 120 is flowed into, by outlet of sewer after the further degraded of the aerobic bacteria in aerobic room 120
620 discharges.
In the alternative of the present embodiment, aerating system 500 is provided with bioselection room 110 and aerobic room 120.Expose
Gas system 500 is used for bioselection room 110 and the input bubble of aerobic room 120, in favor of bioselection room 110 or aerobic room
Strain in 120 carries out biochemical reaction.
In the alternative of the present embodiment, bio processing module 100 is additionally provided with clear water compensated chamber 130, from clear water compensation
The clear water that room 130 is flowed out is used for the water mixing flowed out from aerobic room 120.Biological choosing of the fluid through bio processing module 100
Select after room 110 and the processing of aerobic room 120, it will there are substantial amounts of flow losses, the clear water supplement flowed out from clear water compensated chamber 130 should
Partition losses, to ensure that the fluid pressure in pipeline is in poised state all the time.
In the alternative of the present embodiment, aerobic room 120 and clear water compensated chamber 130 are provided with ventilation mouth.Fluid is through life
After the bioselection room 110 of thing processing module 100 and aerobic room 120 are handled, it will produce substantial amounts of gas, the portion gas is needed
To be discharged through ventilation mouth, otherwise the pressure inside bio processing module 100 will be caused excessive and cause mechanical disorder.It is more preferred
Ground, the top of aerobic room 120 is provided with air-vent, and the top of clear water compensated chamber 130 is provided with air-vent.
In the alternative of the present embodiment, bioselection room 110 and aerobic room 120 are provided with emergent floss hole 630.
The reason for setting emergent floss hole 630 is：
For emergency situations, such as inside of bio processing module 100 is blocked, and sewage can not pass through outlet of sewer 620
Discharge, then substantial amounts of sewage will be in the building up inside of bio processing module 100, and the bioselection room 110 of bio processing module 100
Persistently chemically reacted with aerobic room 120, and continuing to produce gas, above-mentioned gas will cause bio processing module 100
Internal air pressure becomes big, has a strong impact on the safety of integral device.
In the alternative of the present embodiment, filtering module 200 has first opening the 210, second opening 220 and the 3rd opening
230。
When the first opening 210 and the second opening 220 are opened, when the 3rd opening 230 is closed, water body enters from the first opening 210
Enter inside filtering module 200, sterilization module 300 is flowed out to by the second opening 220 after being filtered through filtering module 200；Now filter
Module 200 is in normal operating conditions.
When the first opening 210 and the 3rd opening 230 are opened, when the second opening 220 is closed, connected with the 3rd opening 230
Back purge system exports backwashing water to the 3rd opening 230, flows through after filtering module 200, is discharged from the first opening 210；Now
Filtering module 200 is in backwash state, and the backwashing water of back purge system output washes away the filtering module for being attached with impurity
200, make impurity with the opening 210 of backwashing water outflow first, to reach the effect of cleaning filtering module 200.
When first opening the 210, second opening 220 and the 3rd opening 230 are closed, the fluid flowed out from aerobic room 120 is returned
It flow to bioselection room 110.Herein it should be noted that when the sewage flowed out from the outlet of sewer 620 of bio processing module 100
Certain cleanliness grade can not be reached, then sewage backflow is to the bioselection room 110 of bio processing module 100.In order to realize reality
When detection from outlet of sewer 620 flow out sewage cleanliness grade, sewage cleanliness in pipeline can be detected by being provided with pipeline
Sensor.
In order to realize the Automated condtrol of filtering module 200, the opening or closure state of above-mentioned the first opening 210 by
First solenoid valve control, the opening or closure state of above-mentioned second opening 220 are by the second solenoid valve control, the above-mentioned the 3rd
The opening or closure state of opening 230 are by the 3rd solenoid valve control, and the first magnetic valve, the second magnetic valve and the 3rd magnetic valve
It is connected with control module, control panel is provided with control module, operator is manipulated by panel to control the first electricity
The open and-shut mode of magnet valve, the second magnetic valve and the 3rd magnetic valve.
In addition, for detecting that the sensor of sewage cleanliness in pipeline is connected with control module, when sensor detect it is net
When degrees of data meets the requirements, filtering module 200 is optionally in normal operating conditions or backwash state, when in just
During normal working condition, control module control the first opening 210 and the second opening 220 are opened, and the 3rd opening 230 is closed.When in
During backwash state, control module control the first opening 210 and the 3rd opening 230 are opened, and the second opening 220 is closed.In addition, working as
When the cleanliness data that sensor is detected are undesirable, sensor sends cleanliness detection data to control module, now controls
The first opening of module control the 210, second opening 220 and the 3rd opening 230 are closed.
In the alternative of the present embodiment, sterilization module 300 includes ultraviolet sterilization device, and ultraviolet sterilization device enters water
Mouth is arranged at the bottom of ultraviolet sterilization device, and the delivery port of ultraviolet sterilization device is arranged at the top of ultraviolet sterilization device.It is ultraviolet
Sterilizing unit utilizes the bactericidal action of ultraviolet light, can further eliminate the bacterium in water body.
In the alternative of the present embodiment, vacuum distillation module 400 includes vacuum collecting cabinet 410 and is arranged at vacuum receipts
Collect the heater 420 inside cabinet 410, fluid enters after vacuum collecting cabinet 410, and heated device 420 is heated into gaseous state side by side
Go out.What the thermal source of above-mentioned heater 420 was mainly utilized is the steam source of the donkey boiler in ship or by ship hot water system
System is provided.
In the alternative of the present embodiment, vacuum distillation module 400 also includes the waste material being connected with vacuum collecting cabinet 410
Collection device 430, waste material collection device 430 is used to collect the waste residue that fluid is remained after vacuum distillation.Waste material collection device 430
After being reclaimed to waste material, in order to make full use of resource, burning processing can be carried out to waste material, the heat that burning is produced can
For heater 420 thermal source supplement, can also as other facilities in ship thermal source.
To sum up analyze, the present embodiment fully combines MBR (film biologic treating technique) and VDT, and (vacuum collecting distillation is handled
Sewage from Ships technology), MBR make use of the selective penetrated property and high efficiency (filtering module) of UF membrane, and biological treatment
Validity and completeness (bio processing module), VDT technologies on the basis of existing MBR technology further carry out heating steaming
Evaporate, not only increase water body purification purity, and the thermal source in ship can be made full use of, the waste material of generation is produced after burning
Heat energy can also cycling and reutilization.Thus, the domestic sewage treatment device that the application is provided is a kind of life efficiently, environmentally friendly
Sewage disposal device.
Embodiment 2
The Sewage from Ships processing addressed in a kind of sewage disposal system, including embodiment 1 is present embodiments provided to set
It is standby.In order to save length, the structure of the Sewage from Ships processing equipment about being addressed in embodiment 1 will not be repeated here.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of Sewage from Ships processing equipment, it is characterised in that including be sequentially communicated bio processing module (100), mistake
Filter module (200), sterilization module (300) and vacuum distillation module (400)；
Conveying direction of the bio processing module (100) along fluid is provided with interconnected bioselection room (110) and become reconciled
Oxygen room (120)；The bioselection room (110) is provided with sewage inlet (610), and the aerobic room (120) is provided with sewage and gone out
Mouth (620), the filtering module (200) is connected by outlet of sewer (620) with aerobic room (120)；
Sewage flows into aerobic room (120) afterwards by sewage inlet (610) into the bioselection room (110), and by aerobic room
(120) outlet of sewer (620) is expelled to filtering module (200), and sterilization module is flowed into after being filtered through the filtering module (200)
(300), vacuum distillation module (400) is flowed into after the sterilization module (300) sterilization processing until discharge.
2. Sewage from Ships processing equipment according to claim 1, it is characterised in that
Aerating system (500) is provided with the bioselection room (110) and the aerobic room (120).
3. Sewage from Ships processing equipment according to claim 2, it is characterised in that the bio processing module
(100) clear water compensated chamber (130) is additionally provided with, the clear water flowed out from the clear water compensated chamber (130) is used for from aerobic room
(120) water mixing of outflow.
4. Sewage from Ships processing equipment according to claim 3, it is characterised in that the aerobic room (120) and institute
State clear water compensated chamber (130) and be provided with ventilation mouth.
5. Sewage from Ships processing equipment according to claim 4, it is characterised in that
The bioselection room (110) and the aerobic room (120) are provided with emergent floss hole (630).
6. Sewage from Ships processing equipment according to claim 5, it is characterised in that
The filtering module (200) has the first opening (210), the second opening (220) and the 3rd opening (230)；
When described first opening (210) and it is described second opening (220) open, it is described 3rd opening (230) close when, water body from
First opening (210) enters filtering module (200) inside, is open after being filtered through filtering module (200) by described second
(220) sterilization module (300) is flowed out to；
It is and described when second opening (220) is closed when the described first opening (210) and the 3rd opening (230) are opened
The back purge system of 3rd opening (230) connection exports backwashing water to the described 3rd opening (230), flows through the filtering module
(200) after, from the described first opening (210) discharge；
When the described first opening (210), second opening (220) and the 3rd opening (230) closure, from aerobic room
(120) fluid reflux of outflow is to the bioselection room (110).
7. Sewage from Ships processing equipment according to claim 6, it is characterised in that
The sterilization module (300) includes ultraviolet sterilization device, and the water inlet of the ultraviolet sterilization device is arranged at the purple
The bottom of outer sterilizing unit, the delivery port of the ultraviolet sterilization device is arranged at the top of the ultraviolet sterilization device.
8. Sewage from Ships processing equipment according to claim 7, it is characterised in that
The vacuum distillation module (400) includes vacuum collecting cabinet (410) and is arranged at vacuum collecting cabinet (410) inside
Heater (420), fluid enter the vacuum collecting cabinet (410) after, heated device (420) is heated into gaseous state side by side
Go out.
9. Sewage from Ships processing equipment according to claim 8, it is characterised in that
The vacuum distillation module (400) also includes the waste material collection device being connected with the vacuum collecting cabinet (410)
(430), the waste material collection device (430) is used to collect the waste residue that fluid is remained after vacuum distillation.
10. a kind of sewage disposal system, it is characterised in that including the Sewage from Ships as described in claim any one of 1-9
Processing equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720017852.0U CN206396013U (en) | 2017-01-06 | 2017-01-06 | Sewage from Ships processing equipment and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720017852.0U CN206396013U (en) | 2017-01-06 | 2017-01-06 | Sewage from Ships processing equipment and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206396013U true CN206396013U (en) | 2017-08-11 |
Family
ID=59512403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720017852.0U Expired - Fee Related CN206396013U (en) | 2017-01-06 | 2017-01-06 | Sewage from Ships processing equipment and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206396013U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436473A (en) * | 2022-01-26 | 2022-05-06 | 北京铭泽源环境工程有限公司 | Full-flow nylon 66 salt production wastewater treatment method |
-
2017
- 2017-01-06 CN CN201720017852.0U patent/CN206396013U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114436473A (en) * | 2022-01-26 | 2022-05-06 | 北京铭泽源环境工程有限公司 | Full-flow nylon 66 salt production wastewater treatment method |
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