CN108043830A - A kind of dry ice on-line cleaning system for liquid material - Google Patents
A kind of dry ice on-line cleaning system for liquid material Download PDFInfo
- Publication number
- CN108043830A CN108043830A CN201810026136.8A CN201810026136A CN108043830A CN 108043830 A CN108043830 A CN 108043830A CN 201810026136 A CN201810026136 A CN 201810026136A CN 108043830 A CN108043830 A CN 108043830A
- Authority
- CN
- China
- Prior art keywords
- dry ice
- cleaning
- pipeline
- station
- objective body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 143
- 238000004140 cleaning Methods 0.000 title claims abstract description 110
- 235000011089 carbon dioxide Nutrition 0.000 title claims abstract description 88
- 239000011344 liquid material Substances 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 37
- 238000004064 recycling Methods 0.000 claims abstract description 28
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 27
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 27
- 238000011084 recovery Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 22
- 229960004424 carbon dioxide Drugs 0.000 claims 4
- 229910002090 carbon oxide Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002245 particle Substances 0.000 description 15
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
- B08B9/0325—Control mechanisms therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
Present invention system provides a kind of dry ice on-line cleaning system for liquid material, including sequentially connected dry ice sending module, cleaning module and recycling module；Dry ice sending module includes dry ice dispatching station, and the output terminal of dry ice dispatching station is connected with dry ice and sends pipeline；Cleaning module includes cleaning objective body, clean cycle pipeline, it cleans the input terminal of objective body and dry ice sends pipeline and is connected, the both ends of clean cycle pipeline are connected respectively with cleaning the upper and lower side of objective body, cleaning output channel is connected in clean cycle pipeline, cleaning output channel and the junction of clean cycle pipeline are equipped with triple valve；Recycling module includes reclaimed materials station；Carbon dioxide recovery pipeline is respectively connected at the top of the top of dry ice dispatching station, the cleaning top of objective body and reclaimed materials station.The present invention can realize the function of on-line cleaning, and cleaning operation is simple and convenient, and cleaning efficiency is high, and cleaning effect is good, while being capable of the material that washes out of Collection utilization.
Description
Technical field
The present invention relates to cleaning systems, specifically disclose a kind of dry ice on-line cleaning system for liquid material.
Background technology
In the industries such as new energy, new material, for processing, the device of storage material need periodic cleaning, to ensure plus
Work, storage device can normal use, while the performance of material can be prevented to be affected.
Lithium ion battery industry is related to the industry of new energy, new material, storage, the process of conveying in lithium ion slurry
In, it will usually using storing jar and conveyance conduit, it is necessary to be carried out to storing jar and conveyance conduit clear within certain time limit
It washes, to ensure that storing jar and conveyance conduit have the function of excellent Storing and conveying, so that it is guaranteed that the performance of lithium ion slurry is not
It can be impacted.The cleaning method of traditional storing jar and conveyance conduit is external solvent cleaning system or water cleaning system, clear
It needs to remove storing jar and conveyance conduit when washing, and is respectively connected to be cleaned in water or solvent cleaning system, complete cleaning
It needs storing jar and conveyance conduit installation being restored to position original in workshop afterwards, cleaning operation is cumbersome to be taken, cleaning
Efficiency is low, and cleaning performance is bad, and the material washed out fails to utilize, and causes waste of material, is unfavorable for saving cost, at waste water
Managing improper can also cause environmental pollution.
The content of the invention
Based on this, it is necessary to for prior art problem, a kind of dry ice on-line cleaning system for liquid material is provided,
Can realize the function of on-line cleaning, cleaning efficiency is high, effect is good, can material that effectively Collection utilization washes out, so as to have
Effect saves cost, while avoids causing environmental pollution.
To solve prior art problem, the present invention discloses a kind of dry ice on-line cleaning system for liquid material, including
Sequentially connected dry ice sending module, cleaning module and recycling module, dry ice sending module, cleaning module and recycling module by
Controller controls；
Dry ice sending module includes dry ice dispatching station, and the output terminal of dry ice dispatching station is connected with dry ice and sends pipeline, and dry ice is sent
The first transmission pump is equipped in pipeline；
Cleaning module includes cleaning objective body, clean cycle pipeline, cleans the input terminal of objective body and dry ice sends pipeline and is connected,
Dry ice sends pipeline and is equipped with the first valve with cleaning the junction of objective body, and the both ends of clean cycle pipeline are respectively with cleaning target
The upper and lower side connection of body, clean cycle pipeline and the place of being vertically connected with of cleaning objective body are respectively equipped with the second valve and the 3rd valve
, the second transmission pump is equipped in clean cycle pipeline, cleaning output channel is connected in clean cycle pipeline, cleans output channel
Triple valve is equipped with the junction of clean cycle pipeline；
Recycling module includes reclaimed materials station, and the input terminal at reclaimed materials station is connected with cleaning efferent duct；
Carbon dioxide recovery pipe is respectively connected at the top of the top of dry ice dispatching station, the cleaning top of objective body and reclaimed materials station
Road.
Further, carbon dioxide recovery pipeline and the junction of dry ice dispatching station are equipped with the first safety valve.
Further, dry ice sends pipeline and the junction of dry ice dispatching station is equipped with transmission valve.
Further, the junction for cleaning objective body and carbon dioxide recovery pipeline is equipped with the second safety valve.
Further, it is connected with barometric pipe between the top of clean cycle pipeline and the top for cleaning output channel
Road.
Further, air pressure balance pipeline and the junction of clean cycle pipeline are equipped with the 3rd safety valve.
Further, reclaimed materials station and the junction of carbon dioxide recovery pipeline are equipped with the 4th safety valve.
Further, the output terminal at reclaimed materials station is connected with recycling output channel, recycles and the 3rd biography is equipped in output channel
Defeated pump.
Further, the junction for recycling output channel and reclaimed materials station is equipped with recycling valve.
Beneficial effects of the present invention are：The present invention discloses a kind of dry ice on-line cleaning system for liquid material, can
It realizes the function of on-line cleaning, needs not move through cumbersome pipeline disassembling operations, cleaning operation is simple and convenient, and cleaning efficiency is high, makes
It is cleaned with dry ice, by the temperature difference different material is made to depart under different contraction speeds, cleaning effect is good, while energy
The material that enough Collection utilizations wash out, effectively prevents material to be wasted, so as to save cost, while can prevent because of wastewater treatment
It is improper and the phenomenon that cause environmental pollution, it is environmentally friendly.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the application schematic diagram of the present invention.
Reference numeral is：Dry ice sending module 10, dry ice dispatching station 11, the first safety valve 111, dry ice send pipeline 12,
First transmission pump 121 sends valve 122, cleaning module 20, cleaning objective body 21, mixer 21A, stirring storage tank 21B, coating
Storage tank 21C, the first valve 211, the second valve 212, the 3rd valve 213, the second safety valve 214, clean cycle pipeline 22, second
Transmission pump 221, cleaning output channel 23, triple valve 231, air pressure balance pipeline 24, the 3rd safety valve 241, recycling module 30, return
Rewinding station 31, the 4th safety valve 311, recycling output channel 32, the 3rd transmission pump 321, recycling valve 322, controller 40, dioxy
Change carbon recovery channel 50.
Specific embodiment
For that can further appreciate that the feature of the present invention, technological means and the specific purposes reached, function, with reference to
Attached drawing is described in further detail the present invention with specific embodiment.
With reference to figure 1, Fig. 2.
The present invention program discloses a kind of dry ice on-line cleaning system for liquid material, is sent out including sequentially connected dry ice
Module 10, cleaning module 20 and recycling module 30 are sent, dry ice sending module 10, cleaning module 20 and recycling module 30 are controlled
Device 40 controls；
Dry ice sending module 10 includes dry ice dispatching station 11, and the output terminal of dry ice dispatching station 11 is connected with dry ice and sends pipeline 12,
Dry ice, which is sent, is equipped with the first transmission pump 121 in pipeline 12, it is preferable that the first transmission pump 121 pumps for OLTE；
Cleaning module 20 includes cleaning objective body 21, clean cycle pipeline 22, and cleaning objective body 21 can be storage tank, conveying
The different device such as pipeline or system, clean the input terminal of objective body 21 and dry ice sends pipeline 12 and is connected, and dry ice sends pipeline
12 are equipped with the first valve 211 with cleaning the junction of objective body 21, and the both ends of clean cycle pipeline 22 are respectively with cleaning objective body
21 upper and lower side connection, clean cycle pipeline 22 with cleaning objective body 21 the place of being vertically connected be respectively equipped with the second valve 212 and
3rd valve 213 is equipped with the second transmission pump 221 in clean cycle pipeline 22, it is preferable that the second transmission pump 221 is OLTE pumps, clearly
It washes in circulating line 22 and is connected with cleaning output channel 23, clean output channel 23 and the junction of clean cycle pipeline 22 is equipped with
Triple valve 231；
Recycling module 30 includes reclaimed materials station 31, and the input terminal at reclaimed materials station 31 is connected with cleaning efferent duct 23；
The top at the top of dry ice dispatching station 11, the top for cleaning objective body 21 and reclaimed materials station 31 is respectively connected with carbon dioxide and returns
Closed tube road 50, it is preferable that the end of carbon dioxide recovery pipeline 50 is connected with carbon dioxide recovering apparatus.
During without cleaning, cleaning objective body 21 simultaneously closes off the first valve 211, the second valve during normal use
The 212, the 3rd valve 213 of door, so that it is guaranteed that cleaning objective body 21 unaffected can work normally.
As shown in Figure 1, during cleaning, the first valve 211, the second valve 212, the 3rd valve 213 are opened simultaneously, and closes three
Dry ice particles in dry ice dispatching station 11 are sent pipeline 12 by dry ice and are transmitted to cleaning mesh by port valve 231, the first transmission pump 121
In standard type 21；Second transmission pump 221 makes dry ice particles constantly be cycled in cleaning objective body 21 and clean cycle pipeline 22, can
Effectively ensure cleaning performance；Triple valve 231 is opened after cleaning a period of time, the material washed out is arrived by cleaning output channel 23
Up to reclaimed materials station 31；Dry ice particles constantly distillation during transmission, cleaning becomes carbon dioxide and by carbon dioxide
Recovery channel 50 recycles, and the carbon dioxide of recycling can be used again, while enables the material washed out automatic
It separates, the efficiency of resource reclaim can be effectively improved, while reduce cost recovery；Carbon dioxide recovery pipeline 50 can also balance
Air pressure between modules, it is ensured that the transmission of dry ice particles is smooth.
The present invention can realize the function of on-line cleaning, need not move through cumbersome pipeline disassembling operations, and cleaning operation is simple
Convenient, cleaning efficiency is high, is cleaned using dry ice, by the temperature difference different material is made to occur under different contraction speeds de-
From, cleaning effect is good, while can the material that washes out of Collection utilization, effectively material is prevented to be wasted, so as to save cost, together
When the phenomenon that can preventing to cause environmental pollution due to wastewater treatment is improper, it is environmentally friendly.
To reduce the loss of dry ice particles, in the present embodiment, the company of carbon dioxide recovery pipeline 50 and dry ice dispatching station 11
It meets place and is equipped with the first safety valve 111, under normal circumstances, the first safety valve 111 is closed, and reduces dry ice particles and carbon dioxide recovery
Gas contact in pipeline 50, reduces the rate that dry ice particles are volatilized into gas, excessive in the air pressure inside of dry ice dispatching station 11
When open 111 pressure release of the first safety valve, carbon dioxide is discharged into carbon dioxide recovery pipeline 50.
Further to reduce the loss of dry ice particles, in the present embodiment, dry ice sends pipeline 12 and dry ice dispatching station 11
Junction, which is equipped with, sends valve 122, and when standby, it is dry that closing transmission valve 122 can effectively prevent that dry ice particles from entering
Ice is sent in pipeline 12, reduces the rate that dry ice particles are volatilized into gas.
To improve the effect of cleaning, in the present embodiment, the junction of cleaning objective body 21 and carbon dioxide recovery pipeline 50
Equipped with the second safety valve 214, under normal circumstances, the second safety valve 214 is closed, and prevents gas from leaking, and dry ice particles are in cleaning mesh
It is constantly cycled in standard type 21 and clean cycle pipeline 22, is reduced by temperature during dry ice sublimation and volume expansion is to cleaning mesh
Standard type 21 is cleaned, it can be ensured that cleaning performance opens second when cleaning the air pressure inside objective body 21 and being more than critical value
214 pressure release of safety valve, carbon dioxide is discharged into carbon dioxide recovery pipeline 50, is eliminated the security risk of explosion, is carried
High safety performance.
To make the process of cleaning more smooth, in the present embodiment, the top of clean cycle pipeline 22 and cleaning output channel
Air pressure balance pipeline 24 is connected between 23 top, air pressure balance pipeline 24 can give 22 pressure release of clean cycle pipeline, can
Prevent clean cycle pipeline 22 from causing to form security risk when internal pressure is excessive because blocking or other reasons, it is preferable that air pressure balance
The junction of pipeline 24 and clean cycle pipeline 22 is equipped with the 3rd safety valve 241, and dry ice particles are in cleaning objective body 21 and cleaning
In circulating line 22 during wash cycles, closing the 3rd safety valve 241 can prevent gas from leaking.
In the present embodiment, reclaimed materials station 31 and the junction of carbon dioxide recovery pipeline 50 are equipped with the 4th safety valve 311, return
When air pressure inside rewinding station 31 is excessive, 311 pressure release of the 4th safety valve is opened, carbon dioxide is discharged into carbon dioxide returns
In closed tube road 50.
In the present embodiment, the output terminal at reclaimed materials station 31 is connected with recycling output channel 32, recycles the end of output channel 32
End is connected with retracting device, recycles and the 3rd transmission pump 321 is equipped in output channel 32, it is preferable that the 3rd transmission pump 321 is OLTE
The material washed out in reclaimed materials station 31 can be transmitted to recycling dress by pump, the 3rd transmission pump 321 by recycling output channel 32
Put middle recycling, it is preferable that the junction at recycling output channel 32 and reclaimed materials station 31 is equipped with recycling valve 322.
When the present invention is applied to the mixing stocking system of cell size, as shown in Fig. 2, cleaning objective body 21 is included successively
Mixer 21A, the stirring storage tank 21B and coating storage tank 21C, stirring storage tank 21B and coating storage tank 21C of connection are respectively connected with cleaning
Circulating line 22, dry ice particles first pass through mixer 21A after the submitting of dry ice sending module 10 and it are cleaned, enter back into
Storage tank 21B is stirred, dry ice particles clean stirring storage tank 21B by clean cycle pipeline 22, and dry ice particles are also into painting
Cloth storage tank 21C cleans coating storage tank 21C by clean cycle pipeline 22, and the material washed out is transmitted to recycling module
30, the carbon dioxide formed in cleaning process is recycled by carbon dioxide recovery pipeline 50.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (9)
1. a kind of dry ice on-line cleaning system for liquid material, which is characterized in that send mould including sequentially connected dry ice
Block (10), cleaning module (20) and recycling module (30), the dry ice sending module (10), the cleaning module (20) and described
Recycling module (30) is controlled by controller (40)；
The dry ice sending module (10) includes dry ice dispatching station (11), and the output terminal of the dry ice dispatching station (11) is connected with dry
Ice sends pipeline (12), and the dry ice, which is sent, is equipped with the first transmission pump (121) in pipeline (12)；
The cleaning module (20) includes cleaning objective body (21), clean cycle pipeline (22), the cleaning objective body (21)
Input terminal sends pipeline (12) with the dry ice and is connected, and the dry ice sends pipeline (12) and the company of the cleaning objective body (21)
It meets place and is equipped with the first valve (211), the both ends of the clean cycle pipeline (22) are upper with the cleaning objective body (21) respectively
Lower end connects, and the place of being vertically connected with of the clean cycle pipeline (22) and the cleaning objective body (21) is respectively equipped with the second valve
(212) and the 3rd valve (213) the second transmission pump (221), the clean cycle pipe, are equipped in the clean cycle pipeline (22)
Cleaning output channel (23), the company of the cleaning output channel (23) and the clean cycle pipeline (22) are connected in road (22)
It meets place and is equipped with triple valve (231)；
The recycling module (30) includes reclaimed materials station (31), input terminal and the cleaning efferent duct of the reclaimed materials station (31)
(23) connect；
The top at the top of the dry ice dispatching station (11), the top of the cleaning objective body (21) and the reclaimed materials station (31)
It is respectively connected with carbon dioxide recovery pipeline (50).
2. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described two
Carbonoxide recovery channel (50) and the junction of the dry ice dispatching station (11) are equipped with the first safety valve (111).
3. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described dry
Ice sends pipeline (12) and the junction of the dry ice dispatching station (11) is equipped with transmission valve (122).
4. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described clear
It washes objective body (21) and the junction of the carbon dioxide recovery pipeline (50) is equipped with the second safety valve (214).
5. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described clear
It washes between the top of circulating line (22) and the top of the cleaning output channel (23) and is connected with air pressure balance pipeline (24).
A kind of 6. dry ice on-line cleaning system for liquid material according to claim 5, which is characterized in that the gas
Equalizing main (24) and the junction of the clean cycle pipeline (22) is pressed to be equipped with the 3rd safety valve (241).
7. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described time
Rewinding station (31) and the junction of the carbon dioxide recovery pipeline (50) are equipped with the 4th safety valve (311).
8. a kind of dry ice on-line cleaning system for liquid material according to claim 1, which is characterized in that described time
The output terminal at rewinding station (31) is connected with recycling output channel (32), and the 3rd transmission pump is equipped in the recycling output channel (32)
(321)。
9. a kind of dry ice on-line cleaning system for liquid material according to claim 8, which is characterized in that described time
It receives output channel (32) and the junction of the reclaimed materials station (31) is equipped with recycling valve (322).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026136.8A CN108043830A (en) | 2018-01-11 | 2018-01-11 | A kind of dry ice on-line cleaning system for liquid material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026136.8A CN108043830A (en) | 2018-01-11 | 2018-01-11 | A kind of dry ice on-line cleaning system for liquid material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108043830A true CN108043830A (en) | 2018-05-18 |
Family
ID=62126326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810026136.8A Pending CN108043830A (en) | 2018-01-11 | 2018-01-11 | A kind of dry ice on-line cleaning system for liquid material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108043830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109465229A (en) * | 2018-12-25 | 2019-03-15 | 宜宾维特瑞安科技有限公司 | A kind of high-temperature molten salt clean and reuse system |
| CN111530848A (en) * | 2020-04-01 | 2020-08-14 | 厦门理工学院 | Circulating solid CO2Cleaning system |
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| EP2036676A2 (en) * | 2007-09-13 | 2009-03-18 | Messer Group GmbH | Device for treating barrels with carbon dioxide particles |
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Application publication date: 20180518 |
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