WO2005020397A1 - イオン発生装置およびこれを用いた空気調節装置 - Google Patents
イオン発生装置およびこれを用いた空気調節装置 Download PDFInfo
- Publication number
- WO2005020397A1 WO2005020397A1 PCT/JP2004/011344 JP2004011344W WO2005020397A1 WO 2005020397 A1 WO2005020397 A1 WO 2005020397A1 JP 2004011344 W JP2004011344 W JP 2004011344W WO 2005020397 A1 WO2005020397 A1 WO 2005020397A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- voltage
- ions
- time
- generated
- ion generator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T23/00—Apparatus for generating ions to be introduced into non-enclosed gases, e.g. into the atmosphere
Definitions
- the present invention relates to an ion generator capable of generating high-concentration ions and an air conditioner using the same.
- Patent Document 1 positive ions and negative ions generated by applying an AC voltage between electrodes facing each other with a dielectric material interposed therebetween are introduced into a living space.
- a method is disclosed for delivering and killing harmful microorganisms suspended in the air by chemical reactions caused by these ions.
- Patent Document 1 has a problem in that the concentration of the generated ions is not sufficiently high, so that it takes a long time to sterilize harmful microorganisms dispersed and suspended in a particularly large living space. is there.
- Patent Document 1 JP 2002-224211 A
- the present invention solves the above-mentioned problems, and provides an ion generator capable of obtaining an excellent air cleaning effect by generating high-concentration ions, and an air conditioning apparatus using the same. With the goal.
- the ion generating device of the present invention is characterized in that electrodes are provided opposing each other with a dielectric material interposed therebetween, and ions are generated by applying a time-varying positive or negative voltage between the electrodes. I do.
- the ion generator of the present invention generates discharge plasma by an electric field in the air and ionizes oxygen and water vapor in the air to generate ions.
- ions include positive ions H 0 + (HO) (m is 0) formed by clustering water molecules in the air with oxonium ions (H ⁇ + ).
- the relative permittivity and thickness of the dielectric are represented by ⁇ and d, respectively, and the absolute value of the voltage applied to the applied electrode is represented by V (t) (the magnitude of the voltage V is a function of time t).
- V (t) the absolute value of the voltage applied to the applied electrode
- the polarization of the dielectric is proportional to the product of ( ⁇ _l) Zd and V (t). Therefore, the stronger the product of ( £ _1) 7 (1 and (, the stronger the electric field is generated in the space near the end face of the applied electrode. Under these conditions, the force S can be increased by increasing the magnitude v (t) of the absolute value of the applied voltage.
- the absolute value of the applied voltage In order to maintain the electric field near the end face of the applied electrode in a strong state, the absolute value of the applied voltage must be increased so that the polarization of the dielectric increases at a rate that overcomes the effect of the charge accumulated on the dielectric surface from the surrounding space. It is necessary to raise the voltage or to lower the absolute value of the applied voltage at such a rate that a part of the charge accumulated on the dielectric surface from the surrounding space is left behind and a strong electric field is generated near the end face of the applied electrode. is necessary. That is, in the present invention, changing the magnitude of the voltage with time is an effective means of maintaining a strong electric field near the end face of the force application electrode, and particularly by controlling the rising speed and the Z or falling speed of the applied voltage. It is preferable to change the negative voltage or the negative voltage with time.
- a method of alternately applying a positive voltage and a negative voltage with an AC voltage or the like can be considered.
- the electric field generated by the application of a positive voltage generates positive ion force S
- the electric field generated by the application of a negative voltage generates negative ions.
- the ion generator of the present invention applies a positive voltage or a negative voltage alone, it efficiently supplies high-concentration ions to a space where generated ions are less likely to disappear due to surrounding charges. can do.
- the magnitude and rate of change of the applied voltage in the present invention can be appropriately selected according to the desired ion generation concentration. As the applied voltage is higher, a stronger electric field is generated near the end face of the applied electrode, and a force that can increase the amount of generated ions. For example, when the present invention is applied to a home air conditioner, a sufficient concentration of ions can be supplied to a living space with an applied voltage of several kV or less. [0018] As the rate of rise or fall of the applied voltage (hereinafter referred to as "rise / fall rate”) increases, a stronger electric field is generated near the electrode end face, and the amount of generated ions increases.
- the maximum value of the rising / falling speed of the applied voltage be 150 V / msec or more.
- the voltage is increased or decreased at a rate of 15 OVZmsec or more, the charges in the dielectric are generated at a rate that sufficiently overcomes the rate at which charges accumulate on the dielectric surface, and the rate at which the charges accumulated on the dielectric surface disappears. The charge in the dielectric disappears at a speed that sufficiently overcomes it.
- the waveform of the applied voltage is not particularly limited.
- a zigzag wave in which the voltage rises and falls linearly, and a triangular wave in which a waveform that rises linearly and then falls immediately after at regular intervals are used.
- a time-varying voltage such as a negative waveform obtained by inverting the waveform to a negative value, or a positive or negative waveform obtained by superimposing a sine wave and a DC wave.
- the waveform in which the voltage rises / falls linearly is highly efficient. Specifically, zigzag waves, Triangular waves, trapezoidal waves and the like are preferably used.
- a particularly preferable applied voltage waveform is a waveform obtained by superimposing a DC wave and a waveform in which the voltage rises / falls linearly.
- the ion generator of the present invention includes at least two ion generators as described above, at least one of which generates positive ions, and at least one of the remaining ion generators.
- a configuration may be used in which positive ions and negative ions are generated by generating negative ions. According to this configuration, the concentrations and ratios of the generated positive ions and negative ions can be freely adjusted while it is possible to simultaneously send the positive ions and the negative ions to the living space at a high concentration.
- the ion generator of the present invention sends positive ions and Z or negative ions into the air. It is applicable to an air conditioner characterized by the following.
- the air conditioner using the ion generator of the present invention is used for the purpose of generating ions to obtain a bactericidal action against airborne microorganisms, a deodorizing action against malodorous substances, a detoxifying action against harmful substances, and the like.
- it can be used as an air purifier or air conditioner, or it can be used by being incorporated in a dehumidifier, humidifier, oil fan heater, gas fan heater, ceramic fan heater, refrigerator, etc. It is.
- the ion generator of the present invention by applying a time-varying positive voltage or negative voltage to the application electrode, the generated ions can be prevented from disappearing due to peripheral charges, and high-concentration ions can be removed. It can be generated efficiently and transmitted to space.
- FIG. 1 is a schematic sectional view showing an example of an air conditioner using the ion generator of the present invention.
- FIG. 2 is a schematic sectional view showing another example of an air conditioner using the ion generator of the present invention.
- FIG. 3 is a view showing a waveform of an applied voltage in Example 1.
- FIG. 4 is a graph showing the concentration of positive ions generated in Example 1.
- FIG. 5 is a view showing a waveform of an applied voltage in Example 2.
- FIG. 6 is a graph showing the concentration of negative ions generated in Example 2.
- FIG. 7 is a view showing a waveform of an applied voltage in Example 3.
- FIG. 8 is a graph showing the concentration of positive ions generated in Example 3.
- FIG. 9 is a view showing a waveform of an applied voltage in Example 4.
- FIG. 10 is a graph showing the concentration of negative ions generated in Example 4.
- FIG. 11 is a view showing a waveform of an applied voltage in Example 5.
- FIG. 12 is a graph showing the concentration of positive ions generated in Example 5.
- FIG. 13 is a view showing a waveform of an applied voltage in Example 6.
- FIG. 14 is a graph showing the concentration of negative ions generated in Example 6.
- FIG. 15 is a view showing a waveform of an applied voltage in Example 7.
- FIG. 16 is a graph showing the concentration of positive ions generated in Example 7.
- FIG. 17 is a view showing a waveform of an applied voltage in Example 8.
- FIG. 18 is a graph showing the concentration of negative ions generated in Example 8.
- an ion generator including a flat dielectric 23, a ground electrode 24, an application electrode 25, and voltage applying means 26 is provided.
- One of the two ion generators is a positive ion generator and the other is a negative ion generator.
- FIG. 1 shows a configuration in which ions are generated from the space near the end face of the applied electrode 15.
- the dielectric 13 is polarized. An electric field is generated in the space. This electric field causes ionization of oxygen and water vapor in the air, and generates ions. The generated ions are supplied to the space by the blower fan 12.
- the ion generator of the present invention when a positive voltage is applied to the application electrode, a strong electric field is generated in the space near the end face of the application electrode, and high-concentration positive ions and negative ions are generated.
- positive charges accumulate from the surrounding space on the surface of the dielectric on the side of the application electrode. Therefore, most of the negative ions generated in the space near the end face of the applied electrode are attracted to the positive charge or the applied electrode and immediately disappear. Therefore, most of the ions sent to the living space on the wind generated by the blower fan are positive ions.
- the polarity of the generated ions can be selected.
- the concentration of the generated ions can be controlled within a desired range by adjusting the rising rate of the applied voltage and the length of time during which the applied voltage rises and falls.
- the dielectric incorporated in the ion generator of the present invention a commonly used general dielectric such as ceramics and glass can be used, and there is no particular limitation. Further, the shape of the dielectric is not limited, but it is preferable to use a plate-like material from the viewpoint of the efficiency of sending ions to the space and the manufacturing cost.
- the thickness of the dielectric should be 0.5 mm or less. Is preferred.
- a paraelectric substance which does not cause spontaneous polarization which is preferably not affected by the history of the external electric field, is preferably used.
- the ground electrode and the applied electrode opposed to each other with the dielectric interposed therebetween include, for example, a metal such as tungsten, gold, silver, platinum, palladium, aluminum, copper, nickel, molybdenum, or a metal thereof on the surface of the dielectric. It can be obtained by physically or chemically forming a film of a conductive material.
- the electrode on the ion generation side be shaped such that the end face is as long as possible. Specifically, those having a large number of through-holes therein or those having a complicated shape of through-holes are preferably used.
- ground electrode in addition to stainless steel and tungsten, a metal such as gold, silver, platinum, palladium, aluminum, copper, nickel, molybdenum or a conductive material containing these metals can be used.
- a metal such as gold, silver, platinum, palladium, aluminum, copper, nickel, molybdenum or a conductive material containing these metals can be used.
- a plate-like stainless steel having a thickness of 0.05 mm can be preferably used.
- the application electrode for example, a stainless steel mesh in which a stainless wire having a wire diameter of 0.15mm is woven in a mesh shape, and whose peripheral edge is a rectangle having a width of 20mm and a length of 5mm can be used.
- the application electrode has a long end face, and an ion is generated from a wide space.
- the ground electrode 14 and the application electrode 15 Is preferably smaller than the dielectric 13, and the periphery of the ground electrode 14 and the applied electrode 15 is preferably set back from the periphery of the dielectric 13 by 5 mm or more. In this case, a large current can be prevented from flowing between the ground electrode and the application electrode.
- the ground electrode 14 is formed to be larger than the applied electrode 15, and the peripheral edge of the applied electrode 15 has a peripheral force of 5 mm or more. Preferably, it has been retracted. In this case, it is possible to generate ions in the entire space near the end face of the application electrode.
- a means which can apply a time-varying positive voltage or negative voltage with a desired waveform and has a generally used configuration can be appropriately applied.
- a means which can apply a time-varying positive voltage or negative voltage with a desired waveform and has a generally used configuration can be appropriately applied.
- An ion generator was manufactured, and ions generated under the voltage application conditions of the examples and comparative examples were sent out into a space by a blower fan, and the ion concentration at a measurement position was measured.
- dielectric material compound powder for multilayer ceramic capacitors manufactured by Kyoritsu Materials Co., Ltd.
- a grounding electrode ceramics of length 95mm x width 95mm x thickness 5mm, made by sintering CC-B30JJ, 75mm x 75mm x 0.05mm thick plate-shaped stainless steel, as applied electrode
- the ground electrode was fixed to one surface of the dielectric using the adhesive tape “AGF_100A” manufactured by Chukoh Kasei Kogyo Co., Ltd., and the application electrode was fixed to the other surface of the dielectric.
- the center line of the dielectric, ground electrode and applied electrode was aligned in the horizontal direction.
- the dielectric, the ground electrode, and the applied electrode should be spaced apart from the fan by 10 mm between the ground electrode and the dielectric and 30 mm between the applied electrode and the dielectric. Aligned to.
- An ion generator was manufactured by connecting each electrode and voltage applying means using an electric wire “5854/7” manufactured by Alpha “Wire” Company.
- a voltage was applied to the application electrode under the conditions of Examples and Comparative Examples described later to generate positive ions or negative ions.
- the Oriental Motor Co., Ltd.'s MF 930-BC cross fan was installed 15 cm away from the application electrode, and an AC voltage with a frequency of 60 Hz and an effective voltage of 40 V was applied. The wind was sent at the position of the applied electrode so that the wind speed was 4. Om / sec.
- An air ion counter (model number 83-1001 B-II) manufactured by Dan Kagaku Co., Ltd. was used to measure the generated ion concentration. Note that the generated ion concentration was represented by the concentration of small ions having a mobility of lcm 2 / Vsec or more (pieces / cm 3 ) detected at a position of 50 cm leeward of the blower fan from the applied electrode.
- a time-varying positive voltage having the waveform shown in FIG. 3 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated positive ions was measured.
- the voltage is increased at a constant rate of 1.5 kV / T from time 0 to T at 1.5 kV / T to 1.5 kV, and then the 1.5 kV voltage is reduced to 0.5 kV. Maintained for 15 msec. Then, after decreasing the voltage from 1.5 kV to OkV at a constant speed of 1.5 kV / T over time T, Until the time, OkV voltage was maintained for 0.65 msec. The above was defined as one cycle, and was repeated periodically at a frequency of lsec / T (unit: Hz).
- FIG. 4 shows the concentration of positive ions generated in Example 1.
- the vertical axis represents the positive ion concentration (unit: particles / cm 3 ), and the horizontal axis represents the voltage rise Z fall time T (unit: msec).
- a time-varying negative voltage having the waveform shown in FIG. 5 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated negative ions was measured.
- the voltage is increased at a constant speed of 1.5 kV / T from time 0 to T
- the voltage of -1.5 kV was maintained for 0.15 msec. Then, increase the voltage from 1.5 kV to OkV at a constant speed of 1.5 kV / T over time T.
- FIG. 6 shows the concentration of the negative ions generated in Example 2.
- the vertical axis represents the negative ion concentration (unit: particles / cm 3 ), and the horizontal axis represents the voltage rise / fall) time T (unit: msec).
- a time-varying positive voltage having the waveform shown in FIG. 7 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated positive ions was measured.
- the voltage was increased at a constant speed of 1.5 kV / T from time 0 to T at 1.5 kV / T.
- FIG. 8 shows the concentration of positive ions generated in Example 3.
- the vertical axis represents the positive ion concentration (unit: number / cm 3 ), and the horizontal axis represents the voltage rise Z fall time T (unit: msec).
- a time-varying negative voltage having the waveform shown in FIG. 9 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated negative ions was measured. As shown in FIG. 9, the voltage was increased at a constant speed of 1.5 kV / T from time 0 to time T by 1.5 kV / T.
- FIG. 10 shows the concentration of negative ions generated in Example 4.
- the vertical axis represents the negative ion concentration (unit: pieces / cm 3 ), and the horizontal axis represents the voltage rise Z fall time T (unit: msec).
- a time-varying positive voltage having the waveform shown in FIG. 11 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated positive ions was measured.
- the voltage is increased from 1.5 kV to 1.5 kV at time 0 to 0.1 msec at a constant speed of 15 kV / msec from 3.
- the voltage was maintained for 0.15 msec.
- the voltage was lowered at a constant rate of 15 kV / msec from 3 ⁇ OkV to 1.5 kV from time 0 ⁇ 25 msec to time 0 ⁇ 35 msec, and the voltage was maintained at 1.5 kV until time T.
- This time change was periodically repeated at a frequency of lsec / T (unit: Hz).
- FIG. 12 shows the concentration of positive ions generated in Example 5.
- the vertical axis represents the concentration of positive ions (unit: particles / cm 3 ), and the horizontal axis represents the frequency of the voltage waveform (unit: Hz).
- a time-varying negative voltage having the waveform shown in FIG. 13 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated negative ions was measured.
- the voltage was increased from ⁇ 1.5 kV to ⁇ 3 from time 0 to time 0.1 msec.
- FIG. 14 shows the concentration of the negative ions generated in Example 6.
- the vertical axis is The negative ion concentration (unit: pieces / cm 3 ), and the horizontal axis is the frequency of the voltage waveform (unit: Hz).
- a time-varying positive voltage having the waveform shown in FIG. 15 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated positive ions was measured.
- FIG. 16 shows the concentration of positive ions generated in Example 7.
- the vertical axis represents the positive ion concentration (unit: number / cm 3 ), and the horizontal axis represents V (unit: kV).
- a time-varying negative voltage having the waveform shown in FIG. 17 was applied to the application electrode of the ion generator manufactured by the above method, and the concentration of the generated negative ions was measured.
- FIG. 18 shows the concentration of the negative ions generated in Example 8.
- the vertical axis represents the negative ion concentration (unit: number / cm 3 ), and the horizontal axis represents V (unit: kV).
- Example 1 as shown in FIG. 4, the applied voltage rises Z and descends at a rate of 1.5 kV / T
- Example 2 as shown in FIG. 6, the rising / falling rate of the applied voltage was 1.5 kV / T
- Negative ions of 10,000 ions / cm 3 or more were measured at a force S l of 50 V / msec or more, and the increase / decrease speed of the applied voltage 1.5 kV / T increased, the concentration of the negative ions further increased.
- Example 3 the applied voltage rises / falls at a rate of 1.5 kV / T force l at 50 V / msec or more, 100,000 pieces at Zcm 3 or more, and at 15 kV / msec or more More than 1 million positive ions / cm 3 were measured.
- the applied voltage rises Z and descends at a speed of 1.5 kV / T.
- Sl 100 V pieces / cm 3 or more at 50 VZmsec or more, and 1 million pieces at 15 kV / msec or more. More than cm 3 of negative ions were measured.
- the force that can generate ions at a high concentration by changing the magnitude of the applied voltage with time increases the ion generation amount further by increasing the rise / fall speed of the applied voltage. It turns out that it is possible.
- the time during which a strong electric field is generated should be extended. Thus, it can be confirmed that the generated ion concentration can be further increased.
- the ion generator of the present invention can generate positive ions or negative ions at a high concentration by changing the magnitude of the positive or negative voltage applied to the electrodes with time.
- the present invention can be suitably applied to an air conditioner that sends negative ions to a space.
Landscapes
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Electrostatic Separation (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003297736A JP2005071715A (ja) | 2003-08-21 | 2003-08-21 | イオン発生装置およびこれを用いた空気調節装置 |
JP2003-297736 | 2003-08-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005020397A1 true WO2005020397A1 (ja) | 2005-03-03 |
Family
ID=34213656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/011344 WO2005020397A1 (ja) | 2003-08-21 | 2004-08-06 | イオン発生装置およびこれを用いた空気調節装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2005071715A (ja) |
TW (1) | TW200518796A (ja) |
WO (1) | WO2005020397A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5112371B2 (ja) * | 2009-03-27 | 2013-01-09 | 株式会社東芝 | 気流発生装置 |
KR20110115437A (ko) * | 2010-04-15 | 2011-10-21 | 삼성전자주식회사 | 화상형성장치 |
CN113680530B (zh) * | 2020-05-18 | 2024-04-26 | 广东美的制冷设备有限公司 | 空气净化设备及空气净化控制方法、供电装置和存储介质 |
CN112815465A (zh) * | 2021-01-11 | 2021-05-18 | 海信(山东)空调有限公司 | 负离子浓度调节方法及装置、空气净化设备和存储介质 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03230499A (ja) * | 1989-03-07 | 1991-10-14 | Takasago Thermal Eng Co Ltd | イオン発生装置およびこれを用いた清浄空間内の帯電物品の除電設備 |
JP2002216933A (ja) * | 2000-09-26 | 2002-08-02 | Sharp Corp | イオン発生装置及びこれを用いた空気調節装置 |
-
2003
- 2003-08-21 JP JP2003297736A patent/JP2005071715A/ja active Pending
-
2004
- 2004-08-06 WO PCT/JP2004/011344 patent/WO2005020397A1/ja active Application Filing
- 2004-08-12 TW TW093124242A patent/TW200518796A/zh unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03230499A (ja) * | 1989-03-07 | 1991-10-14 | Takasago Thermal Eng Co Ltd | イオン発生装置およびこれを用いた清浄空間内の帯電物品の除電設備 |
JP2002216933A (ja) * | 2000-09-26 | 2002-08-02 | Sharp Corp | イオン発生装置及びこれを用いた空気調節装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2005071715A (ja) | 2005-03-17 |
TW200518796A (en) | 2005-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5855122B2 (ja) | 微生物・ウイルスの捕捉・不活化装置及びその方法 | |
US9138504B2 (en) | Plasma driven catalyst system for disinfection and purification of gases | |
AU2004244900B2 (en) | Discharge apparatus and air purifying apparatus | |
EP1910745B1 (en) | Apparatus for air purification and disinfection | |
WO2011152016A1 (ja) | 微生物・ウイルスの捕捉・不活化装置及びその方法 | |
JP3680121B2 (ja) | 殺菌方法、イオン発生装置及び空気調節装置 | |
JP2005328904A (ja) | イオン発生装置およびこれを用いた空気調節装置 | |
AU2013317235B2 (en) | "Air purification device" | |
JP3770782B2 (ja) | イオン発生装置を備えた空気清浄機及び空気調和機 | |
CN106999949B (zh) | 用于净化气流的静电过滤器 | |
CN106051918B (zh) | 等离子空气净化装置 | |
KR100606721B1 (ko) | 공기조화기의 공기청정장치 | |
KR102433998B1 (ko) | 공조장치용 살균탈취 시스템 | |
KR100762818B1 (ko) | 공기 정화 시스템 | |
WO2005020397A1 (ja) | イオン発生装置およびこれを用いた空気調節装置 | |
JP2002095996A (ja) | 空気浄化装置 | |
JP2002319470A (ja) | イオン発生制御方法、イオン発生素子、及びそれを備えた空気調節装置 | |
KR100774484B1 (ko) | 정전 필름을 포함하는 공기 정화기 및 이를 포함하는 공기조화 시스템 | |
JP2002319471A (ja) | イオン発生素子及びそれを備えた装置 | |
JP2007196199A (ja) | 放電装置並びに該放電装置を備えた空気浄化装置及び起風装置 | |
JP2006167190A (ja) | 空気浄化装置 | |
JP2012115798A (ja) | 空気清浄装置 | |
CN212618790U (zh) | 空气净化模块、空调器以及空气消毒机 | |
KR20060084763A (ko) | 유전체를 씌운 도체띠 전극과 금속와이어 전극 사이의전기방전에 의한 플라즈마 필터 | |
CN221005371U (zh) | 用于空气处理的装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
122 | Ep: pct application non-entry in european phase |