CN111299247A - Full-automatic high-pressure carbon dioxide cleaning equipment - Google Patents
Full-automatic high-pressure carbon dioxide cleaning equipment Download PDFInfo
- Publication number
- CN111299247A CN111299247A CN201911253363.5A CN201911253363A CN111299247A CN 111299247 A CN111299247 A CN 111299247A CN 201911253363 A CN201911253363 A CN 201911253363A CN 111299247 A CN111299247 A CN 111299247A
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- Prior art keywords
- pressure
- carbon dioxide
- cleaning
- full
- automatic high
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- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 95
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 23
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000001301 oxygen Substances 0.000 claims abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 24
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 20
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 8
- 239000000523 sample Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 8
- 238000009833 condensation Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 238000007689 inspection Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010926 purge Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
Landscapes
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of automatic cleaning equipment, in particular to full-automatic high-pressure carbon dioxide cleaning equipment which comprises a rack, a cleaning chamber, a carrying device, a placing table, a high-pressure spray head, a detection device, a liquid supply device and an exhaust device, wherein the cleaning chamber is packaged on the surface of the rack; the high-pressure spray head corresponds to the placing table; according to the invention, carbon dioxide is added into the oxygen inlet in the cleaning process, so that the phenomena of condensation and icing generated in the high-pressure jet cleaning process on the nozzle can be prevented, the stability of the nozzle in use is ensured, the nozzle can continuously work, and the cleaning effect and the working efficiency are further improved.
Description
Technical Field
The invention relates to the technical field of automatic cleaning equipment, in particular to full-automatic high-pressure carbon dioxide cleaning equipment.
Background
Automation technology is widely used in industry, agriculture, military, scientific research, transportation, commerce, medical treatment, services, and home. The automatic technology can not only liberate people from heavy physical labor, partial mental labor and severe and dangerous working environments, but also expand the functions of human organs, greatly improve the labor productivity and enhance the ability of human to know the world and transform the world. Large plants in automation systems are also referred to as automation devices. Refers to a process in which a machine or apparatus automatically operates or controls according to a prescribed program or instruction without human intervention.
In the cleaning equipment, carry out the high pressure cleaning in-process to the product, especially through the nitrogen gas injection washing, the shower nozzle condensation, the phenomenon of freezing appear easily, need shut down equipment at this in-process and maintain, wait for the condensation, freeze and carry out work after melting, this problem has influenced the work efficiency of automation equipment and the production progress of product greatly.
Disclosure of Invention
In order to solve the problems, the invention provides the full-automatic high-pressure carbon dioxide cleaning equipment which is added with carbon dioxide in the oxygen inlet in the cleaning process, can prevent the phenomena of dewing and icing generated in the high-pressure jet cleaning process on the nozzle, ensures the stability of the nozzle in use, can continuously work, and further improves the cleaning effect and the working efficiency.
The technical scheme adopted by the invention is as follows: a full-automatic high-pressure carbon dioxide cleaning device comprises a rack, a cleaning chamber packaged on the surface of the rack, a carrying device arranged on the rack and positioned in the cleaning chamber, a placing table used for placing products, a high-pressure spray head used for cleaning the products, a detection device positioned on one side of the high-pressure spray head, a liquid supply device arranged on one side of the rack and connected with the high-pressure spray head, and an exhaust device arranged on the rack and communicated with the cleaning chamber; the high-pressure spray head corresponds to the placing table;
the high pressure nozzle includes the air feed end that links to each other with the confession liquid device, the water conservancy diversion end of being connected with the air feed end, the mount pad is connected to the water conservancy diversion end, the mount pad is connected with the buffer segment, the buffer segment is the structure setting of buckling, pressure boost subassembly is installed to the buffer segment, pressure boost subassembly is connected with the adapter, the nozzle is installed to the adapter.
The further improvement of the scheme is that the cleaning chamber is hermetically arranged on the surface of the frame.
The carrying device comprises a transmission assembly arranged on the rack and a carrying manipulator arranged on one side of the transmission assembly on the rack, wherein the carrying manipulator takes the products from the transmission assembly and carries the products to the placing platform.
The further improvement of the scheme is that the placing table comprises a linear transmission module arranged on the frame, the linear transmission module is arranged on the cleaning platform of the linear transmission module in a transmission mode, and the cleaning platform is provided with a placing groove used for placing products.
In a further improvement of the above solution, the detection device comprises a detection probe for emitting anti-static rays, and the detection probe corresponds to the placing table.
The liquid supply device comprises a plurality of groups of liquefaction tanks, and the liquefaction tanks provide cleaning liquid for the high-pressure spray heads.
The further improvement of the scheme is that the exhaust device comprises a differential pressure device and an exhaust fan connected with the differential pressure device, and the exhaust fan is provided with an exhaust pipe connected to the cleaning chamber.
The scheme is further improved in that the gas supply end comprises a nitrogen inlet, an oxygen inlet and a mixing pipe, the mixing pipe is connected with a flow dividing port, and the flow dividing port is respectively connected with the nitrogen inlet and the oxygen inlet; the flow guide end comprises a flow guide pipe connected with the mixing pipe,
the further improvement to above-mentioned scheme does, the honeycomb duct is connected with the pressure-increasing valve, the pressure-increasing valve sets up the connector, the connector links to each other with the mount pad, honeycomb duct connection reposition of redundant personnel connects, the reposition of redundant personnel connects and is provided with at least two sets of reposition of redundant personnel interfaces, the reposition of redundant personnel interface all is connected with the mount pad, and buffer section, pressure boost subassembly, adapter and nozzle are all installed to every group mount pad.
The further improvement of the scheme is that the two ends of the mounting seat are both provided with interfaces, the mounting interfaces at the two ends are respectively connected with the flow guide pipe and the buffer section, the bending angle of the buffer section is 60-120 degrees, the pressurizing assembly is a pressurizing valve, and the nozzle is detachably mounted on the adapter.
The invention has the beneficial effects that:
compared with the traditional cleaning equipment, the automatic cleaning device adopts an automatic cleaning structure, the product is conveyed and placed on the placing table through the conveying device, the product is sprayed and cleaned through the high-pressure spray head, the detection device is arranged in the cleaning process to detect and remove static electricity, and meanwhile, the exhaust device is arranged to ensure the safety in the cleaning process;
high pressure nozzle will set up nitrogen gas entry and oxygen entry in the air feed part, carries out high pressure cleaning through supplementary nitrogen gas in high pressure cleaning process, promotes the cleaning performance, adds carbon dioxide in the oxygen entry in cleaning process, can prevent dew formation, the icing phenomenon that produce on the nozzle in the high pressure jet cleaning process, guarantees the stability that the nozzle used, can continuously carry out work, and then promotes cleaning performance and work efficiency.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic side view of the high pressure showerhead of the present invention;
fig. 4 is a schematic front view of the high pressure showerhead of the present invention.
Description of reference numerals: the cleaning device comprises a rack 100, a cleaning chamber 200, a carrying device 300, a transmission assembly 310, a carrying manipulator 320, a placing table 400, a linear transmission module 410, a cleaning platform 420, a high-pressure spray head 500, a gas supply end 510, a nitrogen inlet 511, an oxygen inlet 512, a mixing pipe 513, a diversion port 514, a diversion end 520, a diversion pipe 521, a booster valve 522, a connector 523, a diversion connector 524, a diversion interface 525, a mounting seat 530, a mounting interface 531, a buffer section 540, a booster assembly 550, an adapter 560, a nozzle 570, a detection device 600, a detection probe 610, a liquid supply device 700, an exhaust device 800, a differential pressure gauge 810, an exhaust fan 820 and an exhaust pipe 830.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 2, a full-automatic high-pressure carbon dioxide cleaning apparatus includes a frame 100, a cleaning chamber 200 enclosed on the surface of the frame 100, a carrying device 300 installed on the frame 100 in the cleaning chamber 200, a placing table 400 for placing a product, a high-pressure nozzle 500 for cleaning the product, a detecting device 600 located on one side of the high-pressure nozzle 500, a liquid supply device 700 installed on one side of the frame 100 and connected to the high-pressure nozzle 500, and an exhaust device 800 installed on the frame 100 and connected to the cleaning chamber 200; the high pressure showerhead 500 corresponds to the placing table 400;
the cleaning chamber 200 is hermetically mounted on the surface of the frame 100, and a sealing structure is adopted, so that the cleaning effect is ensured, and particularly, the cleaning effect is good for cleaning high-precision dust-free products.
The carrying device 300 comprises a transmission assembly 310 installed on the rack 100, and a carrying manipulator 320 installed on one side of the transmission assembly 310 of the rack 100, wherein the carrying manipulator 320 takes the product from the transmission assembly 310 and carries the product to the placing table 400, the product is conveyed through the transmission assembly 310, automatic conveying is realized, and the carrying manipulator 320 is used for automatically carrying the product, so that the automation effect is improved.
The placing table 400 comprises a linear transmission module 410 installed on the frame 100, a cleaning platform 420 arranged on the linear transmission module 410 is driven, a placing groove for placing a product is formed in the cleaning platform 420, the linear transmission module 410 is used for driving the cleaning platform 420 to perform transmission, reciprocating transmission is performed between the high-pressure sprayer 500 and the carrying device 300, automatic feeding and discharging cleaning is achieved, and the degree of automation is high.
As shown in fig. 3-4, the high pressure nozzle 500 includes an air supply end 510 connected to the liquid supply device 700, and a flow guide end 520 connected to the air supply end 510, the flow guide end 520 is connected to the mounting base 530, the mounting base 530 is connected to the buffer section 540, the buffer section 540 is in a bent structure, the buffer section 540 is provided with the pressure boosting assembly 550, the pressure boosting assembly 550 is connected to the adapter 560, the nozzle 570 is installed to the adapter 560, the air supply end 510 includes a nitrogen inlet 511, an oxygen inlet 512 and a mixing tube 513, the mixing tube 513 is connected to a branch port 514, and the branch port 514 is respectively connected to the nitrogen inlet 511 and the oxygen inlet 512.
Honeycomb duct 521 connects reposition of redundant personnel joint 524, reposition of redundant personnel joint 524 is provided with at least two sets of reposition of redundant personnel interface 525, reposition of redundant personnel interface 525 all is connected with mount pad 530, and buffer block 540, pressure boost subassembly 550, adapter 560 and nozzle 570 are all installed to every group mount pad 530, specifically can adopt the multiunit structure, can carry out the high-pressure injection to a plurality of stations simultaneously and wash, and the cleaning performance is good, promotes work efficiency.
The mounting seat 530 has two ends provided with connectors 531, and the connectors 531 are respectively connected to the duct 521 and the buffer 540, so as to fix the whole assembly and ensure the stability in the cleaning process after installation.
The bending angle of the buffer section 540 is 60 degrees to 120 degrees, and a 90-degree bending structure is generally preferred, so that a certain effect is played on buffering to ensure the stability in the cleaning process.
The pressurization assembly 550 is provided with a pressurization valve 522, and the pressure in the cleaning process is enhanced by the pressurization valve 522, so that the cleaning effect is ensured.
The nozzle 570 can be detachably mounted on the adapter 560, so that different nozzles 570 can be replaced for use, and different products can be replaced, and the practicability is high.
The inspection apparatus 600 includes an inspection probe 610 for emitting anti-static rays, wherein the inspection probe 610 corresponds to the placing table 400, and particularly, the anti-static rays are emitted through the inspection probe 610 to remove static electricity generated by the product in the cleaning process.
The liquid supply 700 includes several sets of liquefaction tanks that provide cleaning liquid to the high pressure spray head 500.
Compared with the traditional cleaning equipment, the automatic cleaning device adopts an automatic cleaning structure, the product is conveyed and placed on the placing table 400 through the conveying device 300, the product is sprayed and cleaned through the high-pressure spray head 500, the detection device 600 is arranged in the cleaning process to detect and remove static electricity, and meanwhile, the exhaust device 800 is arranged to ensure the safety in the cleaning process;
The working principle of the invention is as follows:
firstly, the product is conveyed to the placing table 400 through the conveying device 300, the product is fixed through the placing table 400 and then cleaned, and after the product is fixed, the product is sprayed and cleaned through the high-pressure spray head 500, specifically, the product is cleaned through spraying nitrogen, so that the cleaning effect is good; static electricity generated in the cleaning process is detected by the detection device 600 in the cleaning process, and products are taken from the placing table 400 and discharged by the carrying device 300 after the cleaning process is finished.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a full-automatic high pressure carbon dioxide cleaning equipment which characterized in that: the device comprises a rack, a cleaning chamber, a carrying device, a placing table, a high-pressure spray head, a detection device, a liquid supply device and an exhaust device, wherein the cleaning chamber is packaged on the surface of the rack; the high-pressure spray head corresponds to the placing table;
the high pressure nozzle includes the air feed end that links to each other with the confession liquid device, the water conservancy diversion end of being connected with the air feed end, the mount pad is connected to the water conservancy diversion end, the mount pad is connected with the buffer segment, the buffer segment is the structure setting of buckling, pressure boost subassembly is installed to the buffer segment, pressure boost subassembly is connected with the adapter, the nozzle is installed to the adapter.
2. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the cleaning chamber is hermetically arranged on the surface of the frame.
3. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the carrying device comprises a transmission assembly arranged on the rack and a carrying manipulator arranged on one side of the rack on the transmission assembly, wherein the carrying manipulator takes the product from the transmission assembly and carries the product to the placing platform.
4. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the placing table comprises a linear transmission module arranged on the rack, a cleaning platform arranged on the linear transmission module in a transmission mode, and a placing groove used for placing a product is formed in the cleaning platform.
5. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the detection device comprises a detection probe for emitting anti-static rays, and the detection probe corresponds to the placing table.
6. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the liquid supply device comprises a plurality of groups of liquefaction tanks, and the liquefaction tanks provide cleaning liquid for the high-pressure spray heads.
7. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the exhaust device comprises a differential pressure device and an exhaust fan connected with the differential pressure device, and the exhaust fan is provided with an exhaust pipe connected to the cleaning chamber.
8. The full-automatic high-pressure carbon dioxide cleaning device according to claim 1, characterized in that: the air feed end includes nitrogen gas entry, oxygen entry and hybrid tube, the hybrid tube is connected with the reposition of redundant personnel mouth, the reposition of redundant personnel mouth is connected with nitrogen gas entry and oxygen entry respectively.
9. The full-automatic high-pressure carbon dioxide cleaning device according to claim 8, characterized in that: the water conservancy diversion end includes the honeycomb duct that links to each other with the hybrid tube, the honeycomb duct is connected with the pressure intensifying valve, the pressure intensifying valve sets up the connector, the connector links to each other with the mount pad, honeycomb duct connection reposition of redundant personnel connects, reposition of redundant personnel connects and is provided with at least two sets of reposition of redundant personnel interfaces, the reposition of redundant personnel interface all is connected with the mount pad, and buffer section, pressure boost subassembly, adapter and nozzle are all installed to every group mount pad.
10. The full-automatic high-pressure carbon dioxide cleaning device according to claim 9, characterized in that: the mounting seat is characterized in that interfaces are mounted at two ends of the mounting seat, the mounting interfaces at the two ends are respectively connected with the flow guide pipe and the buffer section, the bending angle of the buffer section is 60-120 degrees, the pressurizing assembly is a pressurizing valve, and the nozzle can be separately mounted on the adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911253363.5A CN111299247A (en) | 2019-12-09 | 2019-12-09 | Full-automatic high-pressure carbon dioxide cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911253363.5A CN111299247A (en) | 2019-12-09 | 2019-12-09 | Full-automatic high-pressure carbon dioxide cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111299247A true CN111299247A (en) | 2020-06-19 |
Family
ID=71161248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911253363.5A Pending CN111299247A (en) | 2019-12-09 | 2019-12-09 | Full-automatic high-pressure carbon dioxide cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111299247A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114015518A (en) * | 2021-12-01 | 2022-02-08 | 重庆朗福环保科技有限公司 | Carbon cleaning strong-effect gas cleaning agent and preparation and use methods thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091089A (en) * | 1995-06-16 | 1997-01-07 | M & P:Kk | Cleaning device |
| CN202570678U (en) * | 2012-01-06 | 2012-12-05 | 亚智系统科技(苏州)有限公司 | Automatic reworking device of light guide plate |
| CN106252260A (en) * | 2016-08-08 | 2016-12-21 | 北京七星华创电子股份有限公司 | Wafer cleaning device and cleaning method |
| CN206343436U (en) * | 2016-10-18 | 2017-07-21 | K.C.科技股份有限公司 | Using carbon dioxide cleaning device and utilize this dry-and wet-type composite cleaning system |
| CN206345454U (en) * | 2016-12-30 | 2017-07-21 | 沈阳昊霖智能装备有限公司 | A kind of glass cleaning overturns charging equipment |
| CN107234101A (en) * | 2017-07-28 | 2017-10-10 | 京东方科技集团股份有限公司 | A kind of base plate cleaning device |
| CN108507331A (en) * | 2018-06-01 | 2018-09-07 | 山东富祥动力股份有限公司 | A kind of high-pressure wash vacuum drying system |
| CN211563901U (en) * | 2019-12-09 | 2020-09-25 | 东莞市日和自动化设备有限公司 | Full-automatic high-pressure carbon dioxide cleaning equipment |
-
2019
- 2019-12-09 CN CN201911253363.5A patent/CN111299247A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH091089A (en) * | 1995-06-16 | 1997-01-07 | M & P:Kk | Cleaning device |
| CN202570678U (en) * | 2012-01-06 | 2012-12-05 | 亚智系统科技(苏州)有限公司 | Automatic reworking device of light guide plate |
| CN106252260A (en) * | 2016-08-08 | 2016-12-21 | 北京七星华创电子股份有限公司 | Wafer cleaning device and cleaning method |
| CN206343436U (en) * | 2016-10-18 | 2017-07-21 | K.C.科技股份有限公司 | Using carbon dioxide cleaning device and utilize this dry-and wet-type composite cleaning system |
| CN206345454U (en) * | 2016-12-30 | 2017-07-21 | 沈阳昊霖智能装备有限公司 | A kind of glass cleaning overturns charging equipment |
| CN107234101A (en) * | 2017-07-28 | 2017-10-10 | 京东方科技集团股份有限公司 | A kind of base plate cleaning device |
| CN108507331A (en) * | 2018-06-01 | 2018-09-07 | 山东富祥动力股份有限公司 | A kind of high-pressure wash vacuum drying system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114015518A (en) * | 2021-12-01 | 2022-02-08 | 重庆朗福环保科技有限公司 | Carbon cleaning strong-effect gas cleaning agent and preparation and use methods thereof |
| CN114015518B (en) * | 2021-12-01 | 2023-10-27 | 重庆朗福环保科技有限公司 | Carbon-cleaning powerful gas cleaning agent and preparation and use methods thereof |
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