CN211507145U - Microwave treatment device for radioactive waste - Google Patents
Microwave treatment device for radioactive waste Download PDFInfo
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- CN211507145U CN211507145U CN201922435337.6U CN201922435337U CN211507145U CN 211507145 U CN211507145 U CN 211507145U CN 201922435337 U CN201922435337 U CN 201922435337U CN 211507145 U CN211507145 U CN 211507145U
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Abstract
The utility model provides a radioactive waste microwave treatment device, the treatment effeciency is high, thoroughly reliable and can carry out multiple processing such as concentration, drying, pyrolysis, carbonization, ashing, the treatment range is wide. The radioactive waste microwave treatment device comprises a control system, a microwave resonant cavity, a feeding system, a residue recovery barrel and a blanking system, wherein a microwave source is arranged on the microwave resonant cavity, and a tray is arranged in the microwave resonant cavity; the feeding system conveys the radioactive waste to the tray; the residue recovery barrel is used for recovering residues formed after treatment; the blanking system is used for blanking residues formed after radioactive waste treatment into the residue recovery barrel from the tray. The utility model discloses radioactive waste microwave treatment device is through carrying radioactive waste to the microwave resonance intracavity, heats by the microwave and handles, and is efficient, and the processing speed is fast, through the heating temperature of control microwave, can realize the different treatment methods of different radioactive waste, and the treatment range is wide, and rate of equipment utilization is high.
Description
Technical Field
The utility model belongs to the technical field of waste treatment equipment, specifically a radioactive waste microwave treatment device can carry out microwave treatment to the solid-liquid mixed precipitate that radioactive waste, especially radioactive waste such as solid-liquid mixed waste such as waste liquid, mud, liquid decomposition produced and form residue and tail gas to radioactive or non-radioactive waste.
Background
The processes of nuclear fuel production, nuclear power plant operation, nuclear facility decommissioning and the like all generate a large amount of radioactive sewage or radioactive solid waste, namely, a material containing radioactive elements, and the radioactive waste material cannot be directly discharged into the environment because the radioactive waste material has strong radioactivity, long half-life period and high biological and chemical toxicity and can form great long-term harm to human beings and the ecological environment. For example, according to the radioactive sewage discharge standard in China, the dosage limit and the discharge control value of radioactive sewage under normal operation conditions are strictly regulated, and the radioactive sewage is generally treated to meet the discharge standard before being discharged.
At present, the treatment method of radioactive sewage is mainly concentration treatment, and particularly adopts an electric heating plate for heating and concentrating, so that the efficiency is extremely low; for solid waste, the lead barrel is mainly placed in a lead barrel, and then the lead barrel is placed in a remote mountain area or a deep-dug cave for sealing and storing, so that the occupied area is large.
With the development of microwave application technology, the application of microwave technology to waste treatment is a new research field which has emerged in recent years. The microwave heating has the advantages of rapidness, homogenization, selectivity and the like, and can realize the heating at the temperature of dozens of degrees to thousands of degrees by changing the power of the microwave, concentrate sewage and waste liquid, dry, carbonize, incinerate and the like solid wastes, or evaporate and concentrate solid-liquid mixed precipitates generated by the decomposition of liquid, and further carry out pyrolysis and incineration on the concentrates.
SUMMERY OF THE UTILITY MODEL
The utility model provides a radioactive waste microwave treatment device, the treatment effeciency is high, thoroughly reliable and can carry out multiple processing such as concentration, drying, pyrolysis, carbonization, ashing, the treatment range is wide.
In order to achieve the technical purpose, the utility model adopts the following technical scheme to realize: a radioactive waste microwave treatment device comprises:
a control system;
the microwave resonant cavity is used for heating radioactive waste by microwaves, a microwave source is arranged on the microwave resonant cavity, and a tray used for bearing the radioactive waste is arranged in the microwave resonant cavity;
the feeding end of the feeding system is positioned outside the microwave resonant cavity, and the discharging end of the feeding system is positioned inside the microwave resonant cavity and used for conveying the radioactive waste to the tray;
the residue recovery barrel is positioned outside the microwave resonant cavity, is communicated with the microwave resonant cavity and is used for recovering residues formed after the radioactive waste is treated;
and the blanking system is positioned in the microwave resonant cavity and used for blanking the residues formed after the radioactive wastes are treated into the residue recovery barrel through the tray.
The feeding system comprises a container, a conveying pipeline and a pressure pump arranged on the conveying pipeline, the container and the pressure pump are located outside the microwave resonant cavity, one end of the conveying pipeline is a feeding end and extends into the container, and the other end of the conveying pipeline is a discharging end.
The residue recovery barrel is located below the microwave resonant cavity and comprises a barrel body and a barrel cover, a through hole is formed in the barrel cover, a hopper portion which is sunken downwards and is funnel-shaped is formed in a bottom plate of the microwave resonant cavity, and the bottom end of the hopper portion is communicated with the through hole in the barrel cover in a sealing mode.
The barrel cover and the hopper part are connected into a whole, the barrel body is provided with a lifting device used for vertically lifting or vertically descending the barrel body, and the barrel body is arranged on the lifting device.
The barrel body is in non-contact with the barrel cover, a weighing device is arranged below the barrel body, the barrel body is arranged on the weighing device, and the weighing device is arranged on the lifting equipment.
The hopper part and the residue recovery barrel are positioned on one side below the tray, the blanking system comprises an overturning driving motor, and an output shaft of the overturning driving motor is fixedly connected with the tray so as to drive the tray to overturn above the hopper part; or, hopper portion reaches the residue recycling bin is located under the tray, the circumference curb plate of tray is fixed just but the bottom plate pull of tray, the blanking system includes pull driving motor, pull driving motor's output shaft with the bottom plate fixed connection of tray is in order to drive the blanking of tray pull.
The radioactive waste microwave treatment device further comprises a stirring device, wherein the stirring device is vertically arranged downwards and is positioned above the tray and comprises a stirring driving motor, a stirring shaft and a stirring scraper blade, the stirring driving motor is positioned outside the microwave resonant cavity, the bottom of the stirring shaft extends into the microwave resonant cavity, and the stirring scraper blade is fixedly arranged at the bottom end of the stirring shaft and extends into the tray.
The radioactive waste microwave treatment device further comprises a lifting system for driving the stirring device to lift.
The radioactive waste microwave treatment device further comprises an exhaust system, wherein the exhaust system is arranged on the outer surface of the top plate of the microwave resonant cavity and comprises a centrifugal fan and an exhaust pipe, and a through part communicated with the exhaust pipe is arranged on the top plate of the microwave resonant cavity.
The microwave oven is characterized in that a screen plate is arranged on the through part, a plurality of through holes are formed in the screen plate, and the through holes are configured to be capable of stopping microwaves from passing through.
The utility model has the advantages of it is following and positive effect:
1. the utility model discloses radioactive waste microwave treatment device, through carrying radioactive waste to the microwave resonance intracavity, heat by the microwave and handle, because microwave heating is that the electric field energy enters into the material deeply, can directly act on the material molecule and make it move and generate heat and form the interior heating mode, this kind of interior heating mode rate of heating is fast, only need 1/10-1/100's of ordinary heating mode time can accomplish, have the reaction sensitivity, no inertia and hysteresis effect, the system temperature of being heated is even, the high characteristics of thermal efficiency, can realize the rapid processing of radioactive waste;
2. by controlling the heating temperature of the microwave, different treatment modes of different wastes can be realized, for example, concentration treatment can be carried out on radioactive wastewater, various treatments such as drying, carbonization, ashing and the like can be carried out on granular solid wastes, solid-liquid mixed precipitates generated by liquid decomposition are evaporated and concentrated firstly, and the concentrates are further subjected to high-temperature decomposition, ashing is carried out, the treatment range is wide, and the equipment utilization rate is high;
3. the utility model discloses be applicable to the processing of non-radioactive waste equally, for example environmental protection, chemical industry field enterprise with the sewage discarded object by the concentrated processing etc. that goes on between the sewage treatment plant handles, with reduce the sewage treatment cost.
Drawings
Fig. 1 is a schematic structural view of the radioactive waste microwave treatment device of the present invention.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, the radioactive waste microwave treatment apparatus of the present embodiment includes:
the control system is mainly controlled by a PLC program, and can control each motor, pump set and microwave system according to different working conditions to control the motors, pump set and microwave system to complete the operation of the whole process flow; the operating parameters may be modified. The method mainly realizes electric control (microwave magnetron, temperature detection) and motor control, after a power supply is started in the working process, a high-voltage generator is controlled to be electrified through a preset program of a PLC (programmable logic controller) to realize microwave generation, and a thermocouple or an infrared (different automatic switching data acquisition sources are selected according to functions) detects and starts (the temperature of materials in each part is monitored);
the microwave resonant cavity 100 is used for microwave heating treatment of radioactive waste 1, a microwave source 110 is arranged on the microwave resonant cavity 100, and a tray 120 for bearing the radioactive waste 1 in the treatment is arranged in the microwave resonant cavity 100;
a feeding system 200, a feeding end 210 of which is located outside the microwave resonant cavity 100 and a discharging end 220 of which is located inside the microwave resonant cavity 100, for conveying the radioactive waste 1 to the tray 120;
a residue recovery barrel 300, which is located outside the microwave resonant cavity 100, is communicated with the microwave resonant cavity 100, and is used for recovering the residue 2 formed after the radioactive waste 1 is treated;
and the blanking system is positioned inside the microwave resonant cavity 100 and is used for blanking the residues 2 formed after the radioactive waste 1 is processed into the residue recovery barrel 300 from the tray 120.
In this embodiment, the microwave resonant cavity 100 is made of 304 stainless steel, and is welded by a plurality of stainless steel plates to serve as a cavity for microwave heating, so as to prevent microwave from leaking out of the metal cavity; an infrared temperature sensor is mounted on the metal inner cavity to measure the treatment temperature of the radioactive waste on the tray 120 in real time. For the microwave source 110, it includes a non-pulsed magnetron, a microwave variable frequency power supply, a fan cooling system, an over-current protection, an abnormal temperature protection, a waveguide, etc. The microwave variable frequency power supply provides power support for the magnetron, and can adjust the power of the magnetron through the frequency conversion of the magnetron, and the fan cooling system is used for providing cooling for various electronic components so as to ensure the normal work of the electronic components; the overcurrent protection function is to cut off the power supply in time when the current exceeds the value, so as to protect the main electronic devices such as the magnetron; the abnormal temperature protection function is to cut off the power supply in time when the temperature of the magnetron exceeds the temperature, thereby protecting the main electronic devices such as the magnetron.
Further, as shown in fig. 1, in the present embodiment, the feeding system 200 includes a container 230, a conveying pipeline 240 and a pressure pump 250 disposed on the conveying pipeline 240, one end of the conveying pipeline 240 is a feeding end 210 of the feeding system 200, the feeding end 210 extends into the container 230, and the other end is a discharging end 220 of the feeding system 200. The feeding system 200 in this embodiment can be used for conveying liquid waste, and also can be used for conveying powder or larger particle solid waste, and has the advantages of wide application range and low cost. Wherein, the container 230 is used for temporarily storing the radioactive waste 1, and the pressure pump 250 is used for pumping the radioactive waste 1 into the tray 120 in the microwave cavity 100 through the conveying pipeline 240; for radioactive waste, a flow meter 260 may be further disposed on the conveying pipeline 240, and is used to measure the flow rate of the waste liquid and calculate the liquid amount pumped into the tray 120 each time for statistics.
The residue recovery barrel 300 is specifically located below the microwave resonant cavity 100 and comprises a barrel body 310 and a barrel cover 320, wherein a through hole is formed in the barrel cover 320, a hopper portion 131 which is concave downwards and is funnel-shaped is formed on the bottom plate 130 of the microwave resonant cavity 100, the bottom end of the hopper portion 131 is in sealed communication with the through hole in the barrel cover 320, so that residue 2 formed after the radioactive waste 1 in the tray 120 is treated can enter the barrel body 310 through the hopper portion 131 and the barrel cover 320, and the barrel cover 320 is in sealed communication with the hopper portion 131 while covering the barrel body 310, so that the residue 2 is sealed as much as possible in the blanking recovery process, and the flying of dust is reduced as much as possible.
Further, the tub cover 320 is connected with the hopper part 131 as a whole, the tub body 310 is provided with a lifting device 900 for vertically lifting or vertically lowering the tub body 310, and the tub body 310 is placed on the lifting device 900, so that the tub body 310 can be conveniently transferred to a designated position for sealing or other post-processing.
Or, the barrel cover 320 and the hopper portion 131 are connected into a whole, and the barrel body 310 and the barrel cover 320 are in non-contact, that is, the barrel cover 320 is suspended above the barrel body 310, the weighing device 600 is arranged below the barrel body 310, the barrel body 320 is arranged on the weighing device 600, and the weighing device 600 is arranged on the lifting device 900. Weighing device 600 can be weighing sensor or ordinary weighing device, and its effect is weighed residue 2, in time learns the residue pile up rate of staving 310 through the calculation, and when reaching predetermined residue pile up rate (be close full the corresponding pile up rate of time), lifting means 900 drives staving 310 and descends, and staving 310 is transferred to the assigned position and is sealed up or other aftertreatment. Whether the barrel body 310 is close to the full barrel is observed without frequent actions of the lifting device 900, so that the treatment efficiency and the automation degree of the whole device can be improved, and the barrel cover 320 is not in contact with the barrel body 310, so that the weighing of the weighing device 600 on the barrel body 310 is prevented from being influenced by the weight of the barrel cover 320.
As a specific embodiment, as shown in fig. 1. In this embodiment, the hopper portion 131 and the residue recycling bin 300 are located at one side of the lower portion of the tray 120, the blanking system includes an overturning driving motor 400, an output shaft of the overturning driving motor 400 is fixedly connected with one side portion of the tray 120 to drive the tray 120 to overturn to the upper portion (shown as a dotted tray 120 in fig. 1) of the hopper portion 131, so that the residue 2 after the radioactive waste 1 in the tray 120 is processed is dumped onto the hopper portion 131 and then enters the residue recycling bin 300 to realize blanking; or as another blanking form, the hopper portion 131 and the residue recycling bin 300 may be located right below the tray 120, the circumferential side plate of the tray 120 is fixed, and the bottom plate of the tray 120 may be pulled, the blanking system includes a pulling driving motor, an output shaft of the pulling driving motor is fixedly connected to the bottom plate of the tray 120 to drive the tray 120 to pull and blank, that is, the residue 2 on the bottom plate moves under the stop of the circumferential side plate of the tray 120, and the residue 2 processed by the radioactive waste 1 on the bottom plate does not move under the stop of the circumferential side plate of the tray 120, and in the process of pulling away from the bottom plate, the residue 2 on the bottom plate automatically falls onto the hopper portion 131 under the action of gravity and enters the residue recycling bin 300.
In order to make the residues 2 not stick to the tray 120 as much as possible, facilitate separation and blanking, or make the solid radioactive waste 1 spread on the tray 120 as uniformly as possible during the treatment process, so as to improve the utilization rate of the tray 120, the microwave treatment device in this embodiment further includes a stirring device 500. Specifically, agitating unit 500 sets up and is located the top of tray 120 vertically downwards, and it includes stirring driving motor 510, (mixing) shaft 520 and stirring scraper blade 530, and stirring driving motor 510 is located microwave cavity 100 outside, and the bottom of (mixing) shaft 520 stretches into in microwave cavity 100, and stirring scraper blade 530 sets firmly on the bottom of (mixing) shaft 520 and stretches into in the tray 120 to carry out fully-mixing to the material in the tray 120, perhaps make residue 2 scrape off from tray 120.
Since the tray 120 is turned over when the tray 120 is turned over for blanking, in order to avoid the interference of the stirring device 500 on the turning action of the tray 120, in this embodiment, as shown in fig. 1, the radioactive waste microwave processing apparatus further includes a lifting system 800 for driving the stirring device 500 to ascend and descend, specifically, an electric wire lifting mechanism of a lifting motor. Before the tray 120 is driven by the turnover driving motor 400 to turn over, the lifting system 800 drives the stirring device 500 to ascend to reserve a sufficient turnover space for the turnover material pouring of the tray 120, and after the tray 120 is reset, the lifting system 800 drives the stirring device 500 to descend so as to stir.
In addition, the conveying pipeline 240 of the feeding system 200 is also installed on the lifting system 800, the lifting system 800 drives the stirring device 500 and the conveying pipeline 240 to rise together to reserve a sufficient overturning space for overturning and dumping the tray 120, after the tray 120 is reset, the lifting system 800 drives the stirring device 500 and the conveying pipeline 240 to fall together so as to realize the stirring function of the stirring device 500, and the discharging end 220 of the conveying pipeline 240 is made to be close to the tray 120 as much as possible, so that the radioactive waste 1 is ensured not to splash when falling onto the tray 120.
In order to extract the steam generated during the concentration and drying of the waste liquid in time, as shown in fig. 1, the microwave treatment apparatus for radioactive waste of the present embodiment further includes an exhaust system 700, the exhaust system 700 is disposed on the outer surface of the top plate 140 of the microwave cavity 100, the exhaust system 700 includes a centrifugal fan 710 and an exhaust pipe 720, and the top plate 140 of the microwave cavity 100 has a through portion 141 communicating with the exhaust pipe 720. The centrifugal fan 710 is used for extracting the steam generated by concentration and drying from the microwave resonant cavity 100 in time through the exhaust pipe 720, and the extracted steam or other gases are collected for additional processing or detection and analysis.
Further, a mesh plate 142 is installed on the through portion 141, and a plurality of through holes are formed in the mesh plate 142, through which the steam can be discharged out of the microwave cavity 100, and the through holes are configured to block the microwave from passing through, so as to prevent the microwave from leaking as much as possible.
For radioactive wastewater, the specific process of the microwave treatment device of the embodiment is as follows:
the radioactive wastewater in the container 230 is pumped into the tray 120 through the conveying pipeline 240 by the pump of the pressure pump 250, and the treatment amount can be measured by the flow meter 260 and processed according to batches;
secondly, the microwave source 110 starts to work (the specific heating temperature is determined by specific working conditions), the radioactive wastewater pumped into the tray 120 is heated, meanwhile, the centrifugal fan 710 starts to work, the generated steam is discharged from the exhaust pipe 720, and the treatment such as filtration and the like is uniformly carried out;
thirdly, after the drying and concentration are finished, the stirring driving motor 510 drives the stirring scraper 530 to start to separate the residue left after the drying and concentration from the tray 120;
fourthly, the lifting system 800 is started to drive the stirring scraper 530 to ascend to a proper position, and the overturning driving motor 400 is started to overturn and blank the tray 120;
(V) the residues enter the residue recovery barrel 300 through the hopper part 131, and a work flow is finished;
after the work flow is finished, the weighing device 600 weighs the residue, and when the residue reaches a certain value (specifically, the stacking rate of the residue recovery barrel 300 is calculated according to the density of the residue);
and (seventhly) after the residue recovery barrel 300 is fully stacked, the lifting device 900 drives the barrel body 310 to descend so that the barrel body 310 is transferred to a unified recovery position for temporary storage or disposal.
For solid radioactive waste, the specific process of the microwave treatment device of the embodiment is as follows:
the solid radioactive waste in the container 230 is pumped into the tray 120 through the conveying pipeline 240 by the pump of the pressure pump 250, and the treatment amount can be measured by the flow meter 260 and processed according to batches;
secondly, the microwave source 110 starts to work (the specific heating temperature is determined by specific working conditions), solid radioactive wastes are heated, the three steps of drying, carbonizing and ashing are completed in the process, meanwhile, the centrifugal fan 710 starts to work, generated steam is discharged from the exhaust pipe 720, and the treatment such as filtering and the like is uniformly carried out;
after drying, carbonizing and ashing are completed, the stirring driving motor 510 drives the stirring scraper 530 to start to separate the residue left after treatment from the tray 120;
fourthly, the lifting system 800 is started to drive the stirring scraper 530 to ascend to a proper position, and the overturning driving motor 400 is started to overturn and blank the tray 120;
(V) the residues enter the residue recovery barrel 300 through the hopper part 131, and a work flow is finished;
after the work flow is finished, the weighing device 600 weighs the residue, and when the residue reaches a certain value (specifically, the stacking rate of the residue recovery barrel 300 is calculated according to the density of the residue);
and (seventhly) after the residue recovery barrel 300 is fully stacked, the lifting device 900 drives the barrel body 310 to descend so that the barrel body 310 is transferred to a unified recovery position for temporary storage or disposal.
Of course, the utility model discloses radioactive waste microwave treatment device can also carry out earlier evaporative concentration to the solid-liquid mixture precipitate that liquid decomposition produced to further to concentrate pyrolysis, ashing treatment, no longer give consideration to here.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or that equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention, which is claimed.
Claims (10)
1. A radioactive waste microwave treatment apparatus, comprising:
a control system;
the microwave resonant cavity is used for heating radioactive waste by microwaves, a microwave source is arranged on the microwave resonant cavity, and a tray used for bearing the radioactive waste is arranged in the microwave resonant cavity;
the feeding end of the feeding system is positioned outside the microwave resonant cavity, and the discharging end of the feeding system is positioned inside the microwave resonant cavity and used for conveying the radioactive waste to the tray;
the residue recovery barrel is positioned outside the microwave resonant cavity, is communicated with the microwave resonant cavity and is used for recovering residues formed after the radioactive waste is treated;
and the blanking system is positioned in the microwave resonant cavity and used for blanking the residues formed after the radioactive wastes are treated into the residue recovery barrel through the tray.
2. The radioactive waste microwave treatment apparatus according to claim 1,
the feeding system comprises a container, a conveying pipeline and a pressure pump arranged on the conveying pipeline, the container and the pressure pump are located outside the microwave resonant cavity, one end of the conveying pipeline is a feeding end and extends into the container, and the other end of the conveying pipeline is a discharging end.
3. The radioactive waste microwave treatment apparatus according to claim 1,
the residue recovery barrel is located below the microwave resonant cavity and comprises a barrel body and a barrel cover, a through hole is formed in the barrel cover, a hopper portion which is sunken downwards and is funnel-shaped is formed in a bottom plate of the microwave resonant cavity, and the bottom end of the hopper portion is communicated with the through hole in the barrel cover in a sealing mode.
4. The radioactive waste microwave treatment apparatus according to claim 3,
the barrel cover and the hopper part are connected into a whole, the barrel body is provided with a lifting device used for vertically lifting or vertically descending the barrel body, and the barrel body is arranged on the lifting device.
5. The radioactive waste microwave treatment apparatus according to claim 4,
the barrel body is in non-contact with the barrel cover, a weighing device is arranged below the barrel body, the barrel body is arranged on the weighing device, and the weighing device is arranged on the lifting equipment.
6. The radioactive waste microwave treatment apparatus according to claim 3,
the hopper part and the residue recovery barrel are positioned on one side below the tray, the blanking system comprises an overturning driving motor, and an output shaft of the overturning driving motor is fixedly connected with the tray; or, hopper portion reaches the residue recycling bin is located under the tray, the circumference curb plate of tray is fixed just but the bottom plate pull of tray, the blanking system includes pull driving motor, pull driving motor's output shaft with the bottom plate fixed connection of tray is in order to drive the blanking of tray pull.
7. The radioactive waste microwave treatment apparatus according to claim 6,
the radioactive waste microwave treatment device further comprises a stirring device, wherein the stirring device is vertically arranged downwards and is positioned above the tray and comprises a stirring driving motor, a stirring shaft and a stirring scraper blade, the stirring driving motor is positioned outside the microwave resonant cavity, the bottom of the stirring shaft extends into the microwave resonant cavity, and the stirring scraper blade is fixedly arranged at the bottom end of the stirring shaft and extends into the tray.
8. The radioactive waste microwave treatment apparatus according to claim 7,
the radioactive waste microwave treatment device further comprises a lifting system for driving the stirring device to lift.
9. The radioactive waste microwave treatment apparatus according to claim 1,
the radioactive waste microwave treatment device further comprises an exhaust system, wherein the exhaust system is arranged on the outer surface of the top plate of the microwave resonant cavity and comprises a centrifugal fan and an exhaust pipe, and a through part communicated with the exhaust pipe is arranged on the top plate of the microwave resonant cavity.
10. The radioactive waste microwave treatment apparatus according to claim 9,
the microwave oven is characterized in that a screen plate is arranged on the through part, a plurality of through holes are formed in the screen plate, and the through holes are configured to be capable of stopping microwaves from passing through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435337.6U CN211507145U (en) | 2019-12-30 | 2019-12-30 | Microwave treatment device for radioactive waste |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922435337.6U CN211507145U (en) | 2019-12-30 | 2019-12-30 | Microwave treatment device for radioactive waste |
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| CN211507145U true CN211507145U (en) | 2020-09-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992398A (en) * | 2021-02-08 | 2021-06-18 | 乔冕 | Radioactive wastewater multi-stage treatment device |
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2019
- 2019-12-30 CN CN201922435337.6U patent/CN211507145U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112992398A (en) * | 2021-02-08 | 2021-06-18 | 乔冕 | Radioactive wastewater multi-stage treatment device |
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Inventor after: Feng Guotong Inventor after: Li Xiao Inventor after: Sun Zhao Inventor before: Feng Guotong Inventor before: Sun Zhao |