CN113321286B - Utilize photocatalysis oxidation treatment waste water equipment - Google Patents
Utilize photocatalysis oxidation treatment waste water equipment Download PDFInfo
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- CN113321286B CN113321286B CN202110591282.7A CN202110591282A CN113321286B CN 113321286 B CN113321286 B CN 113321286B CN 202110591282 A CN202110591282 A CN 202110591282A CN 113321286 B CN113321286 B CN 113321286B
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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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
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- 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)
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention relates to the technical field of wastewater treatment, in particular to a device for treating wastewater by photocatalytic oxidation, wherein a quartz cavity I is fixedly connected to a bearing plate, an upper cover plate is fixedly connected to the quartz cavity I, a lifting screw rod is rotatably connected to the upper cover plate and is in threaded connection with the quartz cavity II, two reflecting components capable of reflecting ultraviolet rays to the quartz cavity I are fixedly connected to the bearing plate and comprise a reflecting inclined plate and a telescopic rod, the reflecting inclined plate is hinged and connected with the telescopic rod, the two reflecting inclined plates are respectively hinged and connected to two ends above the bearing plate, the two telescopic rods are both hinged and connected with the bearing plate, the device also comprises a drain pipe, a drain pipe is fixedly connected to the quartz cavity II and is communicated with the quartz cavity II, and the upper cover plate is connected with a plurality of stirring components. The period of photocatalytic oxidation is reduced.
Description
Technical Field
The invention relates to the technical field of wastewater treatment, in particular to a device for treating wastewater by photocatalytic oxidation.
Background
The photocatalytic oxidation is a water-saving technology, and is a method for using semiconductor (usually Ti02) as catalyst to make redox reaction to make oxidative decomposition of organic and inorganic pollutants in waste water by means of light excitation. The principle of the photocatalytic reaction can be illustrated by the energy band theory of semiconductors, and holes can be simultaneously absorbed on the surface of catalyst particles by one oH or H: o reacts to form oH, and 0H is generally considered to be the main active oxidizing species in the photocatalytic reaction system. Wide application range of photocatalysis, no secondary pollution, low energy consumption and low cost, and can be used for photolyzing organic pollutants of dyes such as methyl orange, active red, acid purple red, acid bright yellow and the like and Cr: o2-, S0; one, S2_, NO. And treatment of inorganic pollutants such as NH have been intensively studied.
However, the existing method can not change the reflection angle of ultraviolet rays when carrying out photocatalytic oxidation on wastewater, and can not utilize the sunlight time all the time, thus causing the photocatalytic oxidation period to be overlong.
Disclosure of Invention
The invention aims to provide equipment for treating wastewater by utilizing photocatalytic oxidation, which has the beneficial effects of changing the reflection angle of ultraviolet rays, constantly utilizing the sunlight time and reducing the period of photocatalytic oxidation.
The purpose of the invention is realized by the following technical scheme:
fixedly connected with quartz chamber I on the bearing board, fixedly connected with upper cover plate on the quartz chamber I rotates on the upper cover plate and is connected with elevating screw, and elevating screw passes through threaded connection with quartz chamber II, and two fixedly connected with reflection component that can reflect to quartz chamber I to the ultraviolet ray on the bearing board.
Furthermore, the reflection component includes reflection swash plate and telescopic link, and the articulated telescopic link that is connected with is gone up to the reflection swash plate, and two reflection swash plates articulate respectively and connect the both ends in bearing board top, and two telescopic links all are connected with bearing board is articulated.
Further, a utilize photocatalysis oxidation treatment waste water equipment still includes the drain pipe, and quartz chamber II goes up fixedly connected with drain pipe and intercommunication.
Further, the equipment for treating the wastewater by utilizing the photocatalytic oxidation also comprises a stirring member, and the upper cover plate is connected with a plurality of stirring members.
Further, a utilize photocatalysis oxidation treatment waste water equipment still includes the storage chamber, stores chamber fixed connection in the below of bearing board.
Further, a utilize photocatalysis oxidation treatment waste water equipment still includes the flange and goes into the pipe, and flange goes into pipe fixed connection and communicates on storing the chamber.
Further, a utilize photocatalysis oxidation treatment waste water equipment still includes breach groove, countersunk head groove, shelters from the apron and salvages the component, and the breach groove sets up on the bearing board, and breach inslot sliding connection has two components of salvaging that can salvage out with debris, and countersunk head groove sets up at the breach inslot, shelters from apron sliding connection at countersunk head inslot.
Further, the component of fishing for includes the slip post, salvages the frame and the strip hole that leaks, slip post and salvage frame fixed connection, salvage all to be provided with a plurality of strip holes that leak on frame upper side wall and the bottom plate, two equal sliding connection of slip post are at the breach inslot, and two slip posts all contact with the bearing board.
Further, a utilize photocatalysis oxidation treatment waste water equipment still including connecting bucket, spacing hole and filter strip hole, stores intracavity fixedly connected with and connects the bucket, and the top fixed connection of bearing board and connection bucket, quartzy chamber II is located and connects the bucket, and the left end of connecting the bucket is provided with spacing hole, and sliding connection has the drain pipe in the spacing hole, is provided with a plurality of filter strip holes on the connection bucket.
Furthermore, the equipment for treating the wastewater by utilizing the photocatalytic oxidation also comprises a discharge pipe member, and the discharge pipe member is fixedly connected to the bearing plate.
Further, the equipment for treating wastewater by utilizing photocatalytic oxidation further comprises a speed reduction motor I, wherein the speed reduction motor I is fixedly connected to the upper cover plate, and an output shaft of the speed reduction motor I is fixedly connected with the lifting screw rod.
Further, the stirring component comprises a speed reduction motor II, a stirring shaft and a stirring plate, the output shaft of the speed reduction motor II is fixedly connected with the stirring shaft, the stirring shaft is fixedly connected with a plurality of stirring plates, and the upper cover plate is fixedly connected with the speed reduction motor II.
Furthermore, the discharge pipe member comprises a fixed seat, an outer connecting pipe and a sliding cavity pipe, the fixed seat is fixedly connected to the bearing plate, the outer connecting pipe is fixedly connected to the fixed seat, and the sliding cavity pipe is slidably connected to the outer connecting pipe.
The equipment for treating wastewater by photocatalytic oxidation has the beneficial effects that:
the angle of ultraviolet reflection can be changed, the sunlight time can be utilized at any time, the period of photocatalytic oxidation is reduced, and impurities which are insoluble in water in the wastewater can be taken out.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural diagram of an example of photocatalytic oxidation of wastewater;
FIG. 2 is a schematic view of a part of the structure of an embodiment of photocatalytic oxidation of wastewater;
FIG. 3 is a schematic cross-sectional structural view of a portion of an example of photocatalytic oxidation of wastewater;
FIG. 4 is a schematic structural diagram of an embodiment for changing the reflection angle of ultraviolet rays;
FIG. 5 is a schematic structural view of the stirring member;
FIG. 6 is a schematic structural diagram I of an embodiment of impurity fishing from wastewater;
FIG. 7 is a schematic structural view of an embodiment of a waste water storage;
FIG. 8 is a schematic structural diagram of an embodiment for preventing impurities from entering the quartz chamber II;
FIG. 9 is a schematic cross-sectional structural view of an embodiment for preventing impurities from entering a quartz chamber II;
FIG. 10 is a schematic structural diagram II of an embodiment of impurity salvage for wastewater;
FIG. 11 is a schematic view showing the structure of an example of the treated wastewater discharge.
In the figure:
a support plate 101;
a quartz chamber I102;
a lifting screw 103;
a quartz chamber II 104;
a drain pipe 105;
an upper cover plate 106;
a reduction motor I107;
a reflection slope plate 201;
a telescoping rod 202;
a reduction motor II 301;
a stirring shaft 302;
a stirring plate 303;
a cutaway groove 401;
a countersunk groove 402;
a blind cover 403;
a storage chamber 404;
a flange inlet pipe 405;
a connecting barrel 501;
a spacing bar hole 502;
a slip post 601;
a fishing frame 602;
water leakage bar holes 603;
a fixed seat 701;
an outer connecting tube 702;
a pulley chamber tube 703.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The following detailed description is provided with reference to fig. 1, 2, 3, 4, 6 and 7, and is a wastewater treatment device utilizing photocatalytic oxidation, which comprises a bearing plate 101, a quartz cavity I102, a lifting screw 103, a quartz cavity II104, an upper cover plate 106 and a reflection member, wherein the bearing plate 101 is fixedly connected with the quartz cavity I102 through a plurality of screws, the quartz cavity I102 is fixedly connected with the upper cover plate 106 through a plurality of screws, the upper cover plate 106 is rotatably connected with the lifting screw 103 through a bearing, the lifting screw 103 is connected with the quartz cavity II104 through a thread, and the bearing plate 101 is hinged with two reflection members capable of reflecting ultraviolet rays to the quartz cavity I102.
The supporting plate 101 plays a role in bearing connection, the supporting plate 101 and the quartz cavity I102 are provided with right-angle grooves, the supporting plate 101 is placed on the ground to realize the fixation of the whole device, the quartz cavity I102 and the quartz cavity II104 are made of quartz materials, because ultraviolet rays can penetrate through quartz, the quartz cavity I102 can provide a storage space for the quartz cavity II104, the quartz cavity II104 is driven to ascend and descend by the rotation of the elevating screw 103, the upper cover plate 106 can provide a rotating space for the elevating screw 103, the upper cover plate 106 is provided with air holes, gas generated by catalytic oxidation can be discharged from the air holes, the upper cover plate 106 is also provided with holes, so that a catalyst can be conveniently put into the quartz cavity II104, after the catalyst silica exists in waste water, the catalytic oxidation reaction can be accelerated, the quartz cavity II104 takes out the waste water below the ground, the rotating elevating screw 103 is used for driving the quartz cavity II104 to move upwards, let quartz chamber II104 advance in quartz chamber I102, utilize two reflection component to reflect sunshine at this moment, two reflection components can only reflect the ultraviolet ray, let the ultraviolet ray shine quartz chamber I102 and quartz chamber II104 on, add catalyst silica into the waste water in quartz chamber II104 again, the photocatalytic oxidation reaction can be accomplished to the waste water in quartz chamber II104 like this, accomplish the processing to waste water in quartz chamber II 104.
The equipment for treating wastewater by utilizing photocatalytic oxidation further comprises a speed reducing motor I107, wherein the speed reducing motor I107 is fixedly connected to the upper cover plate 106 through a plurality of screws, and an output shaft of the speed reducing motor I107 is fixedly connected with the lifting screw 103 through welding.
After the gear motor I107 is started, the lifting screw 103 can be driven to rotate, and the rotating lifting screw 103 can drive the quartz cavity II104 to lift.
As will be described in detail with reference to fig. 1 and 4, the reflection member includes a reflection inclined plate 201 and a telescopic rod 202, the reflection inclined plate 201 is hinged to the telescopic rod 202, the two reflection inclined plates 201 are respectively hinged to two ends above the supporting plate 101, and the two telescopic rods 202 are both hinged to the supporting plate 101.
After sunlight irradiates the reflection inclined plate 201, the reflection inclined plate 201 can absorb other light except ultraviolet rays, only the ultraviolet rays are reflected on the reflection inclined plate 201, the angle of the reflection inclined plate 201 can be adjusted through the telescopic rod 202, the telescopic rod 202 can also be changed according to the position of the sun, after the sunlight irradiates the two reflection inclined plates 201, the ultraviolet rays are reflected and irradiate on the quartz cavity I102 and the quartz cavity II104, the ultraviolet rays irradiate into waste water, and a certain amount of catalyst exists in the waste water, at this time, catalytic oxidation reaction can occur in the waste water, harmful substances in the waste water can react and become gas to be discharged, and the waste water treatment is realized.
Referring to the attached drawings 1, 2, 3, 6, 8 and 9, the device for treating wastewater by photocatalytic oxidation further comprises a drain pipe 105, and the quartz chamber II104 is fixedly connected with and communicated with the drain pipe 105 through welding.
When the quartz cavity II104 moves upwards, the drain pipe 105 can be connected into the right-angle grooves on the supporting plate 101 and the quartz cavity I102 in a sliding mode, the sliding connection of the quartz cavity II104 into the quartz cavity I102 cannot be delayed, the drain pipe 105 is provided with a valve, after the wastewater is subjected to catalytic oxidation reaction in the quartz cavity II104, the water in the quartz cavity II104 meets the national discharge standard and can be directly discharged, the valve on the drain pipe 105 is opened, and the wastewater treated in the quartz cavity II104 can be directly discharged from the drain pipe 105.
Referring to FIGS. 1 and 5, an apparatus for treating wastewater by photocatalytic oxidation further includes a plurality of stirring members connected to the upper cover 106.
Utilize a plurality of stirring members to stir the processing to the waste water in the quartz chamber II104, let waste water and the abundant mixing of catalyst and also can with the abundant contact of ultraviolet ray in the quartz chamber II104, accomplish the processing to waste water in the quartz chamber II104, let the more fast catalytic oxidation reaction that takes place of waste water, shorten waste water catalytic oxidation reaction's cycle.
The stirring component comprises a speed reduction motor II301, a stirring shaft 302 and a stirring plate 303, the output shaft of the speed reduction motor II301 is fixedly connected with the stirring shaft 302 through welding, the stirring shaft 302 is fixedly connected with the stirring plates 303 through welding, and the upper cover plate 106 is fixedly connected with the speed reduction motor II301 through screws.
After quartz chamber II104 advanced into quartz chamber I102, a plurality of stirring boards 303 of multiunit can stretch into quartz chamber II104, start a plurality of gear motor II301 and drive a plurality of stirring boards 303 of multiunit through a plurality of (mixing) shafts 302 and rotate, accomplish the stirring to waste water in quartz chamber II104, ensure that waste water and catalyst abundant mixing and also can with the abundant contact of ultraviolet ray in quartz chamber II104, let the more fast catalytic oxidation reaction that takes place of waste water, shorten waste water catalytic oxidation reaction's cycle.
As will be described in detail with reference to FIG. 7, an apparatus for treating wastewater by photocatalytic oxidation further includes a storage chamber 404, and the storage chamber 404 is fixedly connected to the lower side of the support plate 101 by welding.
The waste water can be stored in the storage cavity 404, the waste water in the storage cavity 404 is taken out into the quartz cavity I102 through the lifting of the quartz cavity II104 and is subjected to catalytic oxidation reaction, and the waste water can also enter the storage cavity 404 when the waste water is subjected to catalytic oxidation reaction.
Referring to fig. 7, the apparatus for treating wastewater by photocatalytic oxidation further comprises a flange inlet 405, and the storage chamber 404 is connected and communicated with the flange inlet 405 by welding.
The flange inlet pipe 405 is connected with a pipeline, and waste water can enter the storage cavity 404 through the flange inlet pipe 405 for storage.
Referring to fig. 1, 2, 3, 6 and 7, the following describes in detail, an apparatus for treating wastewater by photocatalytic oxidation further includes a notch 401, a countersunk groove 402, a shielding cover plate 403 and a fishing member, the supporting plate 101 is provided with the notch 401, the notch 401 is slidably connected with two fishing members capable of fishing out impurities, the notch 401 is provided with the countersunk groove 402, and the countersunk groove 402 is slidably connected with the shielding cover plate 403.
The notch groove 401 can provide a sliding space for the fishing components, the middle end of the notch groove 401 is designed to be a chamfer, two fishing components can be conveniently and slidably connected into the notch groove 401 and can also be taken out from the notch groove 401 to finish taking out the water-insoluble sundries in the storage cavity 404, the countersunk head groove 402 can provide a sliding space for the shielding cover plate 403, a handle is fixedly connected onto the shielding cover plate 403, the shielding cover plate 403 can shield the notch groove 401 and can also limit the positions of the two fishing components to prevent the two fishing components from shifting, when the water-insoluble sundries in the storage cavity 404 do not need to be fished, the shielding cover plate 403 is slidably connected into the countersunk head groove 402 to shield the notch groove 401, and when the water-insoluble sundries in the storage cavity 404 need to be fished, the shielding cover plate 403 is taken out through the handle, the two fishing members are driven to slide in the notch groove 401, and in the two sliding processes, the sundries which are insoluble in water in the waste water in the storage cavity 404 can be taken out.
The following detailed description is provided with reference to fig. 1, 6 and 10, the fishing component includes a sliding connection column 601, a fishing frame 602 and a water leakage bar hole 603, the sliding connection column 601 is fixedly connected with the fishing frame 602 by welding, the upper side wall and the bottom plate of the fishing frame 602 are both provided with a plurality of water leakage bar holes 603, two sliding connection columns 601 are both slidably connected in the notch 401, and both sliding connection columns 601 are both in contact with the bearing plate 101.
The slip connection column 601 can provide a fixed space for the fishing frames 602, and the fishing of the impurities insoluble in water in the wastewater in the storage cavity 404 is completed by utilizing the opposite movement of the two fishing frames 602, and in the moving process of the two fishing frames 602, the two groups of the plurality of water leaking strip holes 603 on the side end play a role in filtering, the wastewater passes through the two groups of the plurality of water leaking strip holes 603 on the side end, the impurities insoluble in water can be fished by the fishing frames 602, when the two fishing frames 602 move upwards, the wastewater in the two fishing frames 602 flows out through the two groups of the plurality of water leaking strip holes 603 below the two fishing frames 602, at this time, the impurities insoluble in water can be directly stored in the two fishing frames 602, the fishing of the impurities in the storage cavity 404 is completed, and a large amount of impurities are prevented from being stored in the storage cavity 404.
Referring to fig. 6, 8 and 9, the following describes in detail, an apparatus for treating wastewater by photocatalytic oxidation further includes a connecting barrel 501, a limiting strip hole 502 and a filter strip hole 503, the connecting barrel 501 is fixedly connected in the storage chamber 404 by welding, the upper part of the connecting barrel 501 is fixedly connected with the support plate 101 by welding, the quartz chamber II104 is located in the connecting barrel 501, the left end of the connecting barrel 501 is provided with the limiting strip hole 502, the drain pipe 105 is slidably connected in the limiting strip hole 502, and the connecting barrel 501 is provided with a plurality of filter strip holes 503.
The connecting barrel 501 can provide a storage space for the quartz cavity II104, the limiting strip hole 502 can provide a sliding space for the drain pipe 105 and limit the drain pipe 105, the drain pipe 105 can only slide up and down, after the drain pipe 105 is limited, the connecting barrel 501 can also be limited and can only slide up and down but cannot rotate, the plurality of filter strip holes 503 play a role in the process, because the quartz cavity II104 is positioned in the connecting barrel 501, waste water in the storage cavity 404 enters the quartz cavity II104 through the limiting strip hole 502 and the plurality of filter strip holes 503, and impurities which are insoluble in water are prevented from entering the quartz cavity II 104.
Referring to fig. 1 and 11, the apparatus for treating wastewater by photocatalytic oxidation further comprises a discharge pipe member fixedly connected to the support plate 101 by welding.
The drain pipe member may be connected with a drain pipe 105, and after the quartz chamber II104 is slidably coupled into the quartz chamber I102, the drain pipe 105 may be connected with the drain pipe member, and at this time, the treated wastewater is introduced into the drain pipe member through the drain pipe 105, and the treated wastewater is discharged out of the apparatus through the drain pipe member.
The discharge pipe member comprises a fixed seat 701, an outer connecting pipe 702 and a sliding cavity pipe 703, the fixed seat 701 is fixedly connected to the bearing plate 101 through welding, the fixed seat 701 is fixedly connected with the outer connecting pipe 702 through welding, and the outer connecting pipe 702 is connected with the sliding cavity pipe 703 in a sliding manner.
The fixing seat 701 can provide a fixed space for the outer connecting pipe 702, the treated wastewater can be discharged from the outer connecting pipe 702, after the quartz cavity II104 is slidably connected into the quartz cavity I102, the height of the drain pipe 105 is the same as that of the outer connecting pipe 702, the sliding cavity pipe 703 is slid to enable the sliding cavity pipe 703 to be in contact with the drain pipe 105, then the valve on the drain pipe 105 is opened, and the treated wastewater in the quartz cavity II104 can enter the outer connecting pipe 702 from the drain pipe 105, so that the wastewater meeting the pollution discharge standard can be discharged.
Claims (8)
1. The utility model provides a utilize photocatalysis oxidation treatment waste water equipment, includes bearing board (101), quartzy chamber I (102), lifting screw (103), quartzy chamber II (104), upper cover plate (106) and reflection component, its characterized in that: a quartz cavity I (102) is fixedly connected to the supporting plate (101), an upper cover plate (106) is fixedly connected to the quartz cavity I (102), a lifting screw (103) is rotatably connected to the upper cover plate (106), the lifting screw (103) is in threaded connection with a quartz cavity II (104), and two reflecting members capable of reflecting ultraviolet rays to the quartz cavity I (102) are hinged to the supporting plate (101);
the reflecting member comprises a reflecting inclined plate (201) and a telescopic rod (202), the reflecting inclined plate (201) is hinged with the telescopic rod (202), the two reflecting inclined plates (201) are respectively hinged to two ends above the bearing plate (101), and the two telescopic rods (202) are hinged with the bearing plate (101);
the fishing device is characterized by further comprising a notch groove (401), a countersunk head groove (402), a shielding cover plate (403) and a fishing component, wherein the notch groove (401) is formed in the bearing plate (101), the two fishing components capable of fishing out sundries are connected in the notch groove (401) in a sliding mode, the countersunk head groove (402) is formed in the notch groove (401), and the shielding cover plate (403) is connected in the countersunk head groove (402) in a sliding mode.
2. The apparatus for treating wastewater by photocatalytic oxidation according to claim 1, wherein: the quartz chamber II (104) is fixedly connected with a drain pipe (105) and communicated with the drain pipe (105).
3. The apparatus for treating wastewater by photocatalytic oxidation according to claim 1, wherein: the stirring device also comprises a stirring component, and a plurality of stirring components are connected to the upper cover plate (106).
4. The apparatus for treating wastewater by photocatalytic oxidation according to claim 1, wherein: the storage device also comprises a storage cavity (404), and the storage cavity (404) is fixedly connected below the bearing plate (101).
5. The apparatus for treating wastewater according to claim 4, wherein: the storage cavity (404) is fixedly connected with the flange inlet pipe (405) and communicated with the flange inlet pipe (405).
6. The apparatus for treating wastewater by photocatalytic oxidation according to claim 1, wherein: the fishing component comprises sliding connection columns (601), a fishing frame (602) and water leakage strip holes (603), the sliding connection columns (601) are fixedly connected with the fishing frame (602), the upper side wall and the bottom plate of the fishing frame (602) are provided with a plurality of water leakage strip holes (603), the two sliding connection columns (601) are connected in the notch groove (401) in a sliding mode, and the two sliding connection columns (601) are in contact with the bearing plate (101).
7. The apparatus for treating wastewater according to claim 4, wherein: still including connecting bucket (501), spacing hole (502) and filter strip hole (503), connect bucket (501) fixed connection in storing chamber (404), the top and the supporting board (101) fixed connection of connecting bucket (501), quartz chamber II (104) are located and connect bucket (501), the left end of connecting bucket (501) is provided with spacing hole (502), drain pipe (105) sliding connection is in spacing hole (502), be provided with a plurality of filter strip holes (503) on connecting bucket (501).
8. The apparatus for treating wastewater by photocatalytic oxidation according to claim 1, wherein: the device also comprises a discharge pipe component, and the support plate (101) is fixedly connected with the discharge pipe component.
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| CN202110591282.7A CN113321286B (en) | 2021-05-28 | 2021-05-28 | Utilize photocatalysis oxidation treatment waste water equipment |
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| CN202110591282.7A CN113321286B (en) | 2021-05-28 | 2021-05-28 | Utilize photocatalysis oxidation treatment waste water equipment |
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| 船舶压舱水的高级氧化处理技术;李秀臣等;《2011年国家科技成果网科技成果汇编之三十》;20110708;全文 * |
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