CN111658803A - Quick hydrogen peroxide sterilization pass box - Google Patents
Quick hydrogen peroxide sterilization pass box Download PDFInfo
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- CN111658803A CN111658803A CN202010492496.4A CN202010492496A CN111658803A CN 111658803 A CN111658803 A CN 111658803A CN 202010492496 A CN202010492496 A CN 202010492496A CN 111658803 A CN111658803 A CN 111658803A
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- hydrogen peroxide
- transfer
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/208—Hydrogen peroxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/10—Apparatus features
- A61L2202/13—Biocide decomposition means, e.g. catalysts, sorbents
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a rapid hydrogen peroxide sterilization transfer window which is characterized by comprising a transfer window cavity, wherein a feeding transfer door and a discharging transfer door are respectively arranged on two sides of the transfer window cavity, and the transfer window cavity is respectively communicated with an air inlet system, an exhaust system and an atomization control system; the air inlet system comprises an air inlet valve and an air inlet fan which are communicated with the air source, and the cavity of the transfer window is communicated with the air source through the air inlet valve and the air inlet fan; the exhaust system comprises an exhaust fan, and the exhaust fan is connected with the cavity of the transfer window through an exhaust valve and a pressure release valve which are connected in parallel; the atomization control system comprises an atomization nozzle arranged in the cavity of the transfer window, and the atomization nozzle is connected with a storage tank filled with hydrogen peroxide liquid through a transfer pump. The invention can realize broad-spectrum sterilization under the conditions of normal temperature and normal pressure, natural diffusion of the hydrogen peroxide gas, no need of gas circulation to consume the hydrogen peroxide gas, short sterilization process time, no residue and convenient production arrangement.
Description
Technical Field
The invention relates to a rapid hydrogen peroxide sterilization transfer window, which is used for safely and reliably generating hydrogen peroxide spray and conveniently and rapidly sterilizing the transfer window, and belongs to the technical field of sterilization devices.
Background
It was found that hydrogen peroxide spray has a very strong sterilizing power. After micro-condensation, the released hydroxyl radical attacks cell membranes, cytoplasm, DNA and RNA comprehensively to promote complete inactivation of microorganisms, thus achieving high-level sterilization and having broad-spectrum effect on bacteria, spores, fungi, molds and viruses. Meanwhile, the hydrogen peroxide spray has the characteristic of no residue, is easily decomposed into water and oxygen through catalysis, does not generate any harmful residue, and is an ideal sterilizing agent. At present, the traditional delivery window is mainly sterilized by irradiating an ultraviolet lamp or disinfected by wiping with alcohol, so that a lot of disadvantages and risks exist, and the hydrogen peroxide steam sterilization delivery window which is popular in recent years has a good sterilization effect and does not have harmful residues, but has a long whole sterilization period, so that certain influence is caused on the use of an actual user. Therefore, the sterilization mode of hydrogen peroxide is changed, objects in a certain closed space are effectively sterilized by atomizing the hydrogen peroxide, the condensation of the hydrogen peroxide is reduced by changing the air flow circulation mode in the sterilization process, the sterilization efficiency of the transfer window is greatly improved, and the time required by the whole sterilization is shortened.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a quick hydrogen peroxide sterilization pass-through box, can produce the hydrogen peroxide vapour safely and reliably and carry out the quick kill with the surface microorganism of the fast object in the pass-through box, accelerate the speed that the hydrogen peroxide gas produced simultaneously in the sterilization process, reduce the quantity of sterilization process hydrogen peroxide, shorten the required time of whole sterilization process.
In order to solve the technical problems, the technical scheme of the invention provides a rapid hydrogen peroxide sterilization transfer window which is characterized by comprising a transfer window cavity, wherein a feeding transfer door and a discharging transfer door are respectively arranged on two sides of the transfer window cavity along the material transmission direction, and the transfer window cavity is respectively communicated with an air inlet system, an exhaust system and an atomization control system; the air inlet system comprises an air inlet valve and an air inlet fan which are communicated with the air source, and the cavity of the transfer window is communicated with the air source through the air inlet valve and the air inlet fan; the exhaust system comprises an exhaust fan, and the exhaust fan is connected with the cavity of the transfer window through an exhaust valve and a pressure release valve which are connected in parallel; the atomization control system comprises an atomization nozzle arranged in the cavity of the transfer window, and the atomization nozzle is connected with a storage tank filled with hydrogen peroxide liquid through a transfer pump. The atomizing nozzle directly atomizes the hydrogen peroxide liquid and then sprays the hydrogen peroxide liquid into the cavity of the transfer window, and gas circulation is not needed in the sterilization process. In the sterilization process, when the exhaust valve is closed, the differential pressure in the transfer window is controlled by automatically adjusting the opening of the pressure release valve, so that the differential pressure in the transfer window is not too high. After the sterilization is finished, ventilation can be performed by a mode of full-air-supply and full-exhaust air replacement, during ventilation, air is exhausted through the air inlet valve and the air inlet fan, the exhaust valve and the exhaust fan, and in the ventilation process, the air in the transmission window does not need to be circulated.
Preferably, an air inlet efficient filter is further arranged between the transfer window cavity and the air source. The positions of the three parts of the air inlet valve, the air inlet fan and the air inlet high-efficiency filter can be interchanged without influencing the ventilation efficiency.
Preferably, at least one of an exhaust high-efficiency filter and a catalytic decomposition filter is further connected between the transfer window cavity and the exhaust fan.
More preferably, the cavity of the delivery window is connected with an exhaust valve and a pressure release valve, and then is sequentially connected with an exhaust high-efficiency filter, a catalytic decomposition filter and an exhaust fan; or the cavity of the transfer window is connected with the high-efficiency exhaust filter and then sequentially connected with the exhaust valve, the pressure release valve, the catalytic decomposition filter and the exhaust fan.
Preferably, the bottom of the storage tank is provided with an electronic scale for detecting the weight of the storage tank.
Preferably, the atomizing nozzle is provided with at least one of a flow regulating valve, a control valve and a pressure reducing valve for controlling the flow rate of the atomizing nozzle.
More preferably, the atomizing nozzle is connected with a flow regulating valve, a control valve and a pressure reducing valve in sequence. The transmission pump controls the atomization amount of the hydrogen peroxide liquid, and the pressure and the flow of the compressed air for mixing can be controlled through the pressure reducing valve and the flow regulating valve, so that the particle size of the hydrogen peroxide spray sprayed by the atomizing spray head is regulated.
Preferably, a sensor for monitoring the performance parameter of the substance in the cavity of the transmission window is also arranged in the cavity of the transmission window.
More preferably, the sensor includes at least one of a concentration probe for detecting concentration and a differential pressure sensor for detecting a differential pressure between inside and outside, and may further include a sensor for detecting temperature, humidity, or the like.
Preferably, the transfer pump is a peristaltic pump or a syringe pump.
The invention adopts a spray mode to directly spray atomized hydrogen peroxide gas into the cavity of the transfer window for sterilization, the hydrogen peroxide gas naturally diffuses in the cavity of the transfer window, the whole sterilization process does not need airflow circulation, after the sterilization effect is achieved, the hydrogen peroxide gas in the transfer window is replaced through the air inlet system and the exhaust system so as to reduce the concentration of the hydrogen peroxide gas in the transfer window to be below the set safe concentration, and the decomposition filter is arranged on the exhaust pipeline so as to accelerate the decomposition of the hydrogen peroxide gas in the exhaust.
The invention adopts the hydrogen peroxide gas for sterilization, can realize broad-spectrum sterilization under the conditions of normal temperature and normal pressure, generates the hydrogen peroxide gas by adopting the atomizing spray head, directly fills the hydrogen peroxide gas into the transfer window for natural diffusion, does not need gas circulation to consume the hydrogen peroxide gas, ensures that the sterilization process has short time and no residue, is convenient for users to rapidly sterilize articles to be sterilized, saves the sterilization time and is convenient for production arrangement.
Drawings
Fig. 1 is a schematic structural view of a rapid hydrogen peroxide sterilization delivery window provided by an embodiment.
Detailed Description
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
Examples
As shown in fig. 1, a schematic structural diagram of a rapid hydrogen peroxide sterilization transfer window provided in this embodiment includes a transfer window cavity 4, a feeding transfer door 5 and a discharging transfer door 17 are respectively disposed on two sides of the transfer window cavity 4 along a material conveying direction, and the transfer window cavity 4 is respectively communicated with an air intake system, an exhaust system and an atomization control system.
The air inlet system comprises an air inlet valve 1 and an air inlet fan 2 which are communicated with an air source, and the transfer window cavity 4 is communicated with the air source through the air inlet valve 1 and the air inlet fan 2. And an air inlet high-efficiency filter 3 is also arranged between the transfer window cavity 4 and the air source. The positions of the three parts of the air inlet valve 1, the air inlet fan 2 and the air inlet high-efficiency filter 3 can be interchanged without influencing the ventilation efficiency.
The exhaust system comprises an exhaust fan 10, and the exhaust fan 10 is connected with the transmission window cavity 4 through an exhaust valve 6 and a pressure release valve 7 which are connected in parallel. The transfer window cavity 4 is connected with an exhaust valve 6 and a pressure release valve 7, and then is sequentially connected with an exhaust high-efficiency filter 8, a catalytic decomposition filter 9 and an exhaust fan 10.
The atomization control system comprises an atomization nozzle 18 arranged in the transmission window cavity 4, the atomization nozzle 18 is connected with a storage tank 12 filled with hydrogen peroxide liquid through a transfer pump 11, and an electronic scale 13 for detecting the weight of the storage tank 12 is arranged at the bottom of the storage tank 12. The atomizing nozzle 18 is provided with a flow regulating valve 14, a control valve 15 and a pressure reducing valve 16 for controlling the flow of the atomizing nozzle, and the atomizing nozzle 18 is sequentially connected with the flow regulating valve 14, the control valve 15 and the pressure reducing valve 16. The transfer pump 11 controls the amount of hydrogen peroxide liquid atomized, and the pressure and flow rate of the compressed air for mixing can be controlled by the pressure reducing valve 16 and the flow rate adjusting valve 14, thereby adjusting the particle diameter of the hydrogen peroxide spray ejected from the atomizer 18. The transfer pump 11 adopts a peristaltic pump or a syringe pump.
And a sensor for monitoring the performance parameters of the substances in the transmission window cavity 4 is also arranged in the transmission window cavity 4. The sensor includes a concentration probe 19 for detecting concentration and a differential pressure sensor 20 for detecting the difference between internal and external pressures, and may be equipped with a sensor for detecting temperature, humidity, etc.
Before the sterilization is started, the discharging transfer door 17 is confirmed to be in a semi-closed state, then the feeding transfer door 5 is opened, a special product to be sterilized is transferred into the transfer window cavity, and then the feeding transfer door 5 is closed, so that a closed space is formed between the transfer door and the transfer window cavity 4 for sterilization. On one side tank wall of delivery window cavity 4, install atomizer 18, atomizer 18 has two imports, an injection system who is used for connecting hydrogen peroxide, one is used for connecting compressed air, during the sterilization, send hydrogen peroxide liquid from storage tank 12 pump to atomizer 18 through transfer pump 11, and simultaneously, compressed air reduces the pressure through relief pressure valve 16 and after the required pressure, after adjusting suitable flow through control valve 15 control and flow control valve 14, send to atomizer 18, in atomizer 18, hydrogen peroxide liquid forms high-pressure liquid after the compressed air mixes, form atomizing hydrogen peroxide vapour after the jet orifice of atomizer 18 sprays again, and spray into in delivery window cavity 4, in order to disinfect to the material surface through delivery window cavity 4 inside. During sterilization, the amount of hydrogen peroxide spray is controlled by adjusting the rotational speed of the transfer pump 11, and the particle size of the hydrogen peroxide spray is adjusted by adjusting the pressure of the spray through the flow control valve 14 and the pressure reducing valve 16. The actual amount of hydrogen peroxide liquid used during the sterilization process can be weighed and calculated in real time and recorded by means of an electronic scale 13 mounted below the tank 12. In the sterilization process, the differential pressure transmitter 20 detects the differential pressure in the transfer window, and controls the differential pressure in the transfer window by controlling the opening degree of the pressure release valve 7 so as to avoid overhigh pressure in the transfer window caused by continuously spraying the hydrogen peroxide gas and the compressed air.
When the effect required by sterilization is achieved, the transfer window enters a ventilation mode, the transfer pump 11 and the control valve 15 are closed, hydrogen peroxide spraying is stopped, the air inlet valve 1 and the air inlet fan 2 are opened, fresh air passes through the transfer window cavity 4, the exhaust valve 6 and the exhaust fan 12 are opened simultaneously, and the air in the transfer window cavity 4 is exhausted outdoors, so that replacement of the air containing hydrogen peroxide gas in the transfer window is realized, and the concentration of the hydrogen peroxide gas in the air in the transfer window cavity is reduced to be below the required safe concentration. In the ventilation process, it filters through admitting air high efficiency filter 3 to admit air, in order to guarantee that the air that gets into in the pass-through box is aseptic clean air, install exhaust high efficiency filter 8 on the blast pipe and filter, prevent to stop the back through the fan, in the air of outer exhaust pipeline pours into pass-through box cavity 4 into, cause the article after the sterilization to receive the pollution again, install catalytic decomposition filter 9 on the blast pipe, a concentration that is used for passing through the high concentration hydrogen peroxide vapour catalytic decomposition in the exhaust to become lower concentration, in order to improve the installation nature of emission process. In the ventilation process, detect the real-time concentration of the hydrogen peroxide gas in the transfer window cavity through the concentration probe 19 of installing on the transfer window case wall, reach the time of setting for when ventilating, and the concentration that detects reaches behind the safe concentration of setting for, the ventilation process can end, at this moment, can open ejection of compact pass gate 17, and the material after will sterilizing is transmitted out, realizes the sterilization process of once transmitting the material.
Claims (10)
1. A rapid hydrogen peroxide sterilization transfer window is characterized by comprising a transfer window cavity (4), wherein a feeding transfer door (5) and a discharging transfer door (17) are respectively arranged on two sides of the transfer window cavity (4) along the material conveying direction, and the transfer window cavity (4) is respectively communicated with an air inlet system, an exhaust system and an atomization control system; the air inlet system comprises an air inlet valve (1) and an air inlet fan (2) which are communicated with an air source, and the transfer window cavity (4) is communicated with the air source through the air inlet valve (1) and the air inlet fan (2); the exhaust system comprises an exhaust fan (10), and the exhaust fan (10) is connected with the transmission window cavity (4) through an exhaust valve (6) and a pressure release valve (7) which are connected in parallel; the atomization control system comprises an atomization spray head (18) arranged in the transfer window cavity (4), and the atomization spray head (18) is connected with a storage tank (12) filled with hydrogen peroxide liquid through a transfer pump (11).
2. The rapid hydrogen peroxide sterilization delivery window according to claim 1, wherein an air inlet high efficiency filter (3) is further arranged between the delivery window cavity (4) and the air source.
3. The rapid hydrogen peroxide sterilization delivery window according to claim 1, wherein at least one of an exhaust high efficiency filter (8) and a catalytic decomposition filter (9) is further connected between the delivery window cavity (4) and the exhaust fan (10).
4. The rapid hydrogen peroxide sterilization transfer window according to claim 3, wherein the transfer window cavity (4) is connected with the exhaust valve (6) and the pressure release valve (7) and then sequentially connected with the exhaust high-efficiency filter (8), the catalytic decomposition filter (9) and the exhaust fan (10); or the transfer window cavity (4) is connected with the exhaust high-efficiency filter (8) firstly and then is sequentially connected with the exhaust valve (6), the pressure release valve (7), the catalytic decomposition filter (9) and the exhaust fan (10).
5. The rapid hydrogen peroxide sterilization delivery window according to claim 1, wherein the bottom of the storage tank (12) is provided with an electronic scale (13) for detecting the weight of the storage tank (12).
6. The rapid hydrogen peroxide sterilization delivery window according to claim 1, wherein the atomizer (18) is provided with at least one of a flow control valve (14), a control valve (15) and a pressure reducing valve (16) for controlling the flow rate thereof.
7. The rapid hydrogen peroxide sterilization delivery window according to claim 6, wherein the atomizing nozzle (18) is connected with the flow regulating valve (14), the control valve (15) and the pressure reducing valve (16) in sequence.
8. The rapid hydrogen peroxide sterilization delivery window according to claim 1, wherein a sensor for monitoring a property parameter of a substance inside the delivery window cavity (4) is further provided inside the delivery window cavity (4).
9. The rapid hydrogen peroxide sterilization delivery window of claim 8, wherein the sensor comprises at least one of a concentration probe (19) for detecting concentration and a differential pressure sensor (20) for detecting a differential pressure between inside and outside.
10. The rapid hydrogen peroxide sterilization delivery window of claim 1, wherein the delivery pump (11) is a peristaltic pump or a syringe pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492496.4A CN111658803A (en) | 2020-06-03 | 2020-06-03 | Quick hydrogen peroxide sterilization pass box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010492496.4A CN111658803A (en) | 2020-06-03 | 2020-06-03 | Quick hydrogen peroxide sterilization pass box |
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|---|---|
| CN111658803A true CN111658803A (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010492496.4A Pending CN111658803A (en) | 2020-06-03 | 2020-06-03 | Quick hydrogen peroxide sterilization pass box |
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| CN (1) | CN111658803A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791213A (en) * | 2021-01-06 | 2021-05-14 | 上海东富龙医疗装备有限公司 | Rapid hydrogen peroxide steam sterilization transfer window |
| WO2022269140A1 (en) | 2021-06-23 | 2022-12-29 | Teknologian Tutkimuskeskus Vtt Oy | High efficiency generation of a vapor-containing aerosol mist without added heat |
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| AU734421B2 (en) * | 1997-08-22 | 2001-06-14 | Vaporex Pty Limited | Method and apparatus for applying volatile substances to materials |
| WO2006136499A1 (en) * | 2005-06-24 | 2006-12-28 | Sidel Participations | Method for sterilizing preforms and installation for producing sterile bodies from these preforms |
| CN201131940Y (en) * | 2007-11-21 | 2008-10-15 | 中山大学 | Spraying sterilization disinfectant generating device |
| CN201481844U (en) * | 2009-08-14 | 2010-05-26 | 山东新华医疗器械股份有限公司 | Hydrogen peroxide gas sterilizer |
| CN102671225A (en) * | 2012-05-28 | 2012-09-19 | 上海东富龙爱瑞思科技有限公司 | Hydrogen peroxide steam sterilizing device |
| CN202982707U (en) * | 2012-12-28 | 2013-06-12 | 上海东富龙爱瑞思科技有限公司 | Rapid hydrogen peroxide steam sterilizing delivery window |
| CN204092642U (en) * | 2014-08-27 | 2015-01-14 | 安徽人和环境科技有限公司 | A kind of sterile transferring window |
| CN108722704A (en) * | 2018-06-12 | 2018-11-02 | 江苏普华盛包装科技有限公司 | Dioxygen water atomization plant |
| CN109455485A (en) * | 2018-11-30 | 2019-03-12 | 深圳市中科圣杰净化设备有限公司 | A kind of VHP vaporized hydrogen peroxide transferring cabin |
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2020
- 2020-06-03 CN CN202010492496.4A patent/CN111658803A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU734421B2 (en) * | 1997-08-22 | 2001-06-14 | Vaporex Pty Limited | Method and apparatus for applying volatile substances to materials |
| WO2006136499A1 (en) * | 2005-06-24 | 2006-12-28 | Sidel Participations | Method for sterilizing preforms and installation for producing sterile bodies from these preforms |
| CN201131940Y (en) * | 2007-11-21 | 2008-10-15 | 中山大学 | Spraying sterilization disinfectant generating device |
| CN201481844U (en) * | 2009-08-14 | 2010-05-26 | 山东新华医疗器械股份有限公司 | Hydrogen peroxide gas sterilizer |
| CN102671225A (en) * | 2012-05-28 | 2012-09-19 | 上海东富龙爱瑞思科技有限公司 | Hydrogen peroxide steam sterilizing device |
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| CN204092642U (en) * | 2014-08-27 | 2015-01-14 | 安徽人和环境科技有限公司 | A kind of sterile transferring window |
| CN108722704A (en) * | 2018-06-12 | 2018-11-02 | 江苏普华盛包装科技有限公司 | Dioxygen water atomization plant |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112791213A (en) * | 2021-01-06 | 2021-05-14 | 上海东富龙医疗装备有限公司 | Rapid hydrogen peroxide steam sterilization transfer window |
| WO2022269140A1 (en) | 2021-06-23 | 2022-12-29 | Teknologian Tutkimuskeskus Vtt Oy | High efficiency generation of a vapor-containing aerosol mist without added heat |
| KR20240018603A (en) | 2021-06-23 | 2024-02-13 | 테크놀로지안 투트키무스케스쿠스 브이티티 오와이 | Highly efficient generation of vapor-containing aerosol mist without additional heat |
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Application publication date: 20200915 |