JP2003010741A - Apparatus for generating superfine particle - Google Patents
Apparatus for generating superfine particleInfo
- Publication number
- JP2003010741A JP2003010741A JP2001197926A JP2001197926A JP2003010741A JP 2003010741 A JP2003010741 A JP 2003010741A JP 2001197926 A JP2001197926 A JP 2001197926A JP 2001197926 A JP2001197926 A JP 2001197926A JP 2003010741 A JP2003010741 A JP 2003010741A
- Authority
- JP
- Japan
- Prior art keywords
- particle
- fine
- ultrafine
- fine particles
- particles
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/0012—Apparatus for achieving spraying before discharge from the apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Spray Control Apparatus (AREA)
- Glanulating (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】この発明は、水、薬液、油
類、樹脂及び溶剤等の液体の超微粒子を発生させる超微
粒子発生装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ultrafine particle generator for producing ultrafine particles of liquids such as water, chemicals, oils, resins and solvents.
【０００２】[0002]
【従来の技術】従来、液体の超微粒子を発生させる方法
として、超微量の液体を多量の気体により破砕微細化す
る方法、加熱蒸発を利用した微粒子を得る方法、超音波
振動により微粒子を得る方法等が知られている。ここで
超微量の液体を多量の気体により破砕微細化する方法を
利用した超微粒子発生装置には、液体を気体により破砕
微細化する二流体ノズルを用いたものが存在する。この
二流体ノズルにおいては、水、薬液等の液体をノズルの
先端部の液体噴出部から噴出させると共に、空気等の気
体を液体噴出部の周囲の設けられた気体噴出部より噴出
させることにより二流体を混合噴射させ、液体を気体に
より破砕微細化して液体の微粒子を得ている。2. Description of the Related Art Conventionally, as a method of generating ultrafine particles of liquid, a method of crushing and refining an extremely small amount of liquid with a large amount of gas, a method of obtaining fine particles by utilizing heating and evaporation, and a method of obtaining fine particles by ultrasonic vibration. Etc. are known. Here, there is an ultrafine particle generator using a method of crushing and refining an extremely small amount of liquid with a large amount of gas, using a two-fluid nozzle for crushing and refining a liquid with gas. In this two-fluid nozzle, a liquid such as water or a chemical liquid is jetted from a liquid jet portion at the tip of the nozzle, and a gas such as air is jetted from a gas jet portion provided around the liquid jet portion. The fluid is mixed and jetted, and the liquid is crushed into fine particles by gas to obtain fine particles of the liquid.
【０００３】[0003]
【発明が解決しようとする課題】しかしながら、液体を
気体により破砕微細化し、液体の微粒子を得る方法にお
いては、平均粒子径５μｍ以下の均一な粒子径の微粒子
を得ることは困難であり、微粒子の平均粒子径と最大粒
子径、最小粒子径の差が大きくなる。即ち、図８は、従
来の二流体ノズルを用いて、水の微粒子を発生させた場
合（二流体ノズルに供給される気体の圧力：０．５ＭＰ
ａ、二流体ノズルに供給される液体の量：１０ｍｌ／ｍ
ｉｎ）の、粒子径と、その存在割合を示す図である。こ
の図に示すように発生した微粒子の粒子径は、一定の範
囲に分布している。However, in the method of crushing and refining a liquid with a gas to obtain fine particles of the liquid, it is difficult to obtain fine particles having an average particle diameter of 5 μm or less and a uniform particle diameter. The difference between the average particle size, the maximum particle size, and the minimum particle size becomes large. That is, FIG. 8 shows a case where fine particles of water are generated using a conventional two-fluid nozzle (pressure of gas supplied to the two-fluid nozzle: 0.5MP).
a, Amount of liquid supplied to the two-fluid nozzle: 10 ml / m
(in) is a diagram showing a particle diameter and abundance ratio thereof. As shown in this figure, the particle diameters of the generated fine particles are distributed in a certain range.
【０００４】この発明の課題は、均一な粒子径を有する
超微粒子を発生させることができる超微粒子発生装置を
提供することである。An object of the present invention is to provide an ultrafine particle generator capable of producing ultrafine particles having a uniform particle size.
【０００５】[0005]
【課題を解決するための手段】請求項１記載の超微粒子
発生装置は、液体を気体により破砕微粒化して液体の微
粒子を発生させる微粒子発生ノズルと、前記微粒子発生
ノズルにより発生させた微粒子を分別する分別容器と、
前記分別容器において微粒子から分別された超微粒子を
吐出させる吐出部とを備える超微粒子発生装置であっ
て、前記分別容器は、前記微粒子発生ノズルにより発生
させた微粒子を、この分別容器の下部まで導く整流部材
と、前記整流部材により分別容器の下部まで導かれた微
粒子の浮上を抑制し、微粒子の選別を行う微粒子選別プ
レートとを備えることを特徴とする。According to a first aspect of the present invention, there is provided an ultrafine particle generating apparatus which separates the fine particle generated by the fine particle generating nozzle and the fine particle generating nozzle for crushing the liquid into fine particles to generate fine particles of the liquid. And a sorting container,
An ultrafine particle generator comprising: a discharge unit for discharging ultrafine particles separated from fine particles in the separation container, wherein the separation container guides the fine particles generated by the particle generation nozzle to a lower portion of the separation container. The present invention is characterized by comprising a flow regulating member and a fine particle selection plate for suppressing the floating of the fine particles guided to the lower portion of the sorting container by the flow regulating member and selecting the fine particles.
【０００６】また、請求項２記載の超微粒子発生装置
は、前記分別容器内に、微粒子が通過する複数の微粒子
通過孔が設けられた前記微粒子選別プレートが複数枚配
置され、下側に位置する前記微粒子選別プレートに設け
らた前記微粒子通過孔の大きさは、上側に位置する前記
微粒子選別プレートに設けらた前記微粒子通過孔の大き
さに比較して大きいことを特徴とする。In the ultrafine particle generator according to the second aspect of the invention, a plurality of the fine particle selection plates provided with a plurality of fine particle passage holes through which the fine particles pass are arranged in the sorting container and are located on the lower side. The size of the particle passing hole provided in the particle selecting plate is larger than the size of the particle passing hole provided in the particle selecting plate located on the upper side.
【０００７】また、請求項３記載の超微粒子発生装置
は、前記分別容器内の微粒子を上昇させるための二次気
体を前記分別容器内に供給する二次気体供給手段を更に
備えることを特徴とする。Further, the ultrafine particle generator according to a third aspect of the present invention further comprises a secondary gas supply means for supplying a secondary gas for raising the particles in the separation container into the separation container. To do.
【０００８】この請求項１〜請求項３記載の超微粒子発
生装置によれば、微粒子発生ノズルにより発生された微
粒子は、整流部材により分別容器の下部まで導かれる。
分別容器の下部まで導かれた微粒子は、微粒子選別プレ
ートにより浮上を抑制されつつ、微粒子選別プレートに
設けられた複数の微粒子通過孔を通って、徐々に分別容
器内を浮上する。この間に粒子径の大きい微粒子は、分
別容器の底部落下し、吐出部から均一な粒子径を有する
超微粒子が吐出される。According to the ultrafine particle generating apparatus of the first to third aspects, the fine particles generated by the fine particle generating nozzle are guided to the lower portion of the sorting container by the rectifying member.
The fine particles guided to the lower part of the sorting container gradually float in the sorting container through the plurality of fine particle passage holes provided in the fine particle sorting plate while being prevented from floating by the fine particle sorting plate. During this time, the fine particles having a large particle diameter fall to the bottom of the sorting container, and the ultrafine particles having a uniform particle diameter are discharged from the discharging portion.
【０００９】また、請求項４記載の超微粒子発生装置
は、前記微粒子発生ノズルに供給される液体の量を調整
する液量調整手段と、前記微粒子発生ノズルに供給され
る気体の圧力を調整するノズル供給気体圧調整手段と、
前記分別容器内に供給される二次気体の圧力を調整する
二次気体圧調整手段とを更に備え、前記微粒子発生ノズ
ルに供給される液体の量及び気体の圧力を調整すると共
に、前記分別容器内に供給される二次気体の圧力を調整
することにより、前記吐出部から吐出される超微粒子の
量及び粒子径を制御することを特徴とする。In the ultrafine particle generator according to the present invention, the liquid amount adjusting means for adjusting the amount of liquid supplied to the fine particle generating nozzle and the pressure of the gas supplied to the fine particle generating nozzle are adjusted. Nozzle supply gas pressure adjusting means,
A secondary gas pressure adjusting means for adjusting the pressure of the secondary gas supplied into the separation container is further provided, and the amount of the liquid supplied to the particle generation nozzle and the gas pressure are adjusted, and the separation container is also provided. It is characterized in that the amount and the particle diameter of the ultrafine particles discharged from the discharge part are controlled by adjusting the pressure of the secondary gas supplied into the inside.
【００１０】この請求項４記載の超微粒子発生装置によ
れば、微粒子発生ノズルに供給される液体の量及び気体
の圧力を調整すると共に、分別容器内に供給される二次
気体の圧力を調整することにより、所望の量の超微粒子
を吐出部から吐出させることができると共に、所望の粒
子径を有する超微粒子を吐出部から吐出させることがで
きる。According to the ultrafine particle generator of the present invention, the amount of liquid and the gas pressure supplied to the particle generation nozzle are adjusted, and the pressure of the secondary gas supplied into the sorting container is adjusted. By doing so, it is possible to eject a desired amount of ultrafine particles from the ejection unit, and it is possible to eject ultrafine particles having a desired particle diameter from the ejection unit.
【００１１】また、請求項５記載の超微粒子発生装置
は、前記吐出部から吐出される超微粒子に対して電荷を
供給する電荷供給手段を更に備えることを特徴とする。The ultrafine particle generator according to a fifth aspect of the invention is further characterized by further comprising charge supply means for supplying an electric charge to the ultrafine particles ejected from the ejection section.
【００１２】この請求項５記載の超微粒子発生装置によ
れば、吐出部から吐出される超微粒子に電荷を供給する
ことにより帯電させることができる。従って、噴霧、塗
布しようとする対象物への付着効率を向上させることが
できる。According to the ultrafine particle generator of the fifth aspect, it is possible to charge the ultrafine particles ejected from the ejection portion by supplying the electric charge. Therefore, it is possible to improve the adhesion efficiency to the object to be sprayed and applied.
【００１３】[0013]
【発明の実施の形態】以下、図面を参照して、この発明
の実施の形態にかかる超微粒子発生装置について説明す
る。BEST MODE FOR CARRYING OUT THE INVENTION An ultrafine particle generator according to an embodiment of the present invention will be described below with reference to the drawings.
【００１４】図１は、この発明の実施の形態にかかる超
微粒子発生装置の構成図である。この超微粒子発生装置
２は、下端部が閉じ上端部に蓋部１０ａを有する円筒形
状の微粒子分別容器１０を備えている。この微粒子分別
容器１０の蓋部１０ａには、液体を気体により破砕微細
化する二流体ノズル（微粒子発生ノズル）１２が設けら
れている。ここで二流体ノズル１２は、ノズルの先端部
に設けられた液体噴出口から噴出された液体の外周部に
対して気体噴出口から気体を噴出させ、液体を気体によ
り破砕微細化することにより液体の微粒子を噴出させる
ものである。FIG. 1 is a block diagram of an ultrafine particle generator according to an embodiment of the present invention. The ultrafine particle generator 2 includes a cylindrical particle sorting container 10 having a closed lower end and a lid 10a at the upper end. A two-fluid nozzle (fine particle generating nozzle) 12 for crushing and refining a liquid with a gas to finely divide the liquid is provided on a lid portion 10 a of the fine particle sorting container 10. Here, the two-fluid nozzle 12 ejects gas from the gas ejection port to the outer peripheral portion of the liquid ejected from the liquid ejection port provided at the tip of the nozzle, and pulverizes the liquid by the gas to form a fine liquid. The fine particles of are ejected.
【００１５】微粒子分別容器１０内には、二流体ノズル
１２により発生された微粒子を微粒子分別容器１０の下
部まで整流して導く整流コーン(整流部材)１４が設けら
れている。ここで整流コーン１４の上部の開口部には、
二流体ノズル１２の先端部が配置されている。また、微
粒子分別容器１０内には、二次気体用コンプレッサ１６
から延びる二次気体供給管１８が配置されており、二次
気体用コンプレッサ１６からの二次気体は、整流コーン
１４の下部の開口部付近に供給される。また、微粒子分
別容器１０内には、整流コーン１４により微粒子分別容
器１０の下部まで導かれた微粒子の浮上を抑制し、微粒
子の選別を行う３枚の微粒子選別プレート２０，２２，
２４が設けられている。A rectifying cone (rectifying member) 14 for rectifying and guiding the fine particles generated by the two-fluid nozzle 12 to the lower portion of the fine particle sorting container 10 is provided in the fine particle sorting container 10. Here, in the upper opening of the rectifying cone 14,
The tip of the two-fluid nozzle 12 is arranged. In addition, the secondary gas compressor 16 is provided in the fine particle sorting container 10.
A secondary gas supply pipe 18 extending from the secondary gas supply pipe 18 is disposed, and the secondary gas from the secondary gas compressor 16 is supplied to the lower part of the rectifying cone 14 near the opening. Further, in the fine particle sorting container 10, three fine particle sorting plates 20, 22, which sort the fine particles by suppressing the floating of the fine particles guided to the lower part of the fine particle sorting container 10 by the rectifying cone 14,
24 are provided.
【００１６】図２に示すように、微粒子選別プレート２
０は、中央部に整流コーン１４が貫通する開口部２０ａ
が設けられた円板形状を有するプレート状部材であり、
多数の微粒子通過孔２０ｂが設けられている。また、図
３に示すように、微粒子選別プレート２２は、中央部に
整流コーン１４が貫通する開口部２２ａが設けられた円
板形状を有するプレート状部材であり、多数の微粒子通
過孔２２ｂが設けられている。なお、微粒子通過孔２２
ｂは、微粒子選別プレート２０の微粒子通過孔２０ｂの
大きさよりも大きく形成されている。更に図４に示すよ
うに、微粒子選別プレート２４は、中央部に整流コーン
１４が貫通する開口部２４ａが設けられた円板形状を有
するプレート状部材であり、多数の微粒子通過孔２４ｂ
が設けられている。なお、微粒子通過孔２４ｂは、微粒
子選別プレート２２の微粒子通過孔２２ｂの大きさより
も大きく形成されている。As shown in FIG. 2, the fine particle selection plate 2
0 is an opening 20a through which the rectifying cone 14 penetrates in the central portion.
Is a plate-like member having a disc shape provided with,
A large number of fine particle passage holes 20b are provided. Further, as shown in FIG. 3, the fine particle selection plate 22 is a disk-shaped plate-shaped member having an opening 22a through which the rectifying cone 14 penetrates in the central portion, and a large number of fine particle passage holes 22b are provided. Has been. The fine particle passage hole 22
b is formed larger than the size of the particle passage hole 20b of the particle selection plate 20. Further, as shown in FIG. 4, the fine particle selection plate 24 is a plate-like member having a disk shape having an opening 24a through which the flow rectifying cone 14 penetrates in the central portion thereof, and a large number of fine particle passage holes 24b.
Is provided. The fine particle passage hole 24b is formed to be larger than the size of the fine particle passage hole 22b of the fine particle selection plate 22.
【００１７】微粒子分別容器１０の底部には、液体貯留
容器２６に連通する液体排出口１０ｂが設けられてい
る。微粒子分別容器１０の底部にたまった液体は、液体
排出口１０ｂから排出され液体貯留容器２６内に貯留さ
れる。A liquid discharge port 10b communicating with the liquid storage container 26 is provided at the bottom of the fine particle sorting container 10. The liquid accumulated at the bottom of the particle sorting container 10 is discharged from the liquid discharge port 10b and stored in the liquid storage container 26.
【００１８】また、微粒子分別容器１０の蓋部１０ａに
は、微粒子分別容器１０内において微粒子から分別され
た超微粒子を吐出する吐出部２８が設けられている。こ
こで、吐出部２８は、微粒子分別容器１０の蓋部１０ａ
取付けられた噴霧口取付部２８ａ、噴霧口取付部２８ａ
に接続された噴霧誘導管２８ｂ及び噴霧誘導管２８ｂの
先端部に設けられた噴霧口２８ｃにより構成されてい
る。The lid 10a of the particle sorting container 10 is provided with a discharge part 28 for discharging the ultrafine particles separated from the particles in the particle sorting container 10. Here, the discharge part 28 is the lid part 10 a of the particle sorting container 10.
Attached spray port attachment portion 28a, spray port attachment portion 28a
And a spray port 28c provided at the tip of the spray guiding tube 28b.
【００１９】また、液体貯留容器２６と二流体ノズル１
２との間には、液体を二流体ノズル１２へ供給するため
の液体供給管３０が設けられている。この液体供給管３
０には、二流体ノズル１２への液体供給量を調整するた
めのニードル弁３２が設けられている。なお、二流体ノ
ズル１２へは、液体貯留容器２６以外からも分岐供給管
３０ａを介して液体を供給することができる。また、ノ
ズル供給用コンプレッサ３４と二流体ノズル１２との間
には、ノズル用気体を二流体ノズル１２へ供給するため
の気体供給管３６が設けられている。Further, the liquid storage container 26 and the two-fluid nozzle 1
A liquid supply pipe 30 for supplying a liquid to the two-fluid nozzle 12 is provided between the two. This liquid supply pipe 3
At 0, a needle valve 32 for adjusting the liquid supply amount to the two-fluid nozzle 12 is provided. Liquid can be supplied to the two-fluid nozzle 12 from other than the liquid storage container 26 through the branch supply pipe 30a. Further, a gas supply pipe 36 for supplying the nozzle gas to the two-fluid nozzle 12 is provided between the nozzle supply compressor 34 and the two-fluid nozzle 12.
【００２０】次に、この超微粒子発生装置２による超微
粒子の発生処理について説明する。なお、以下の説明に
おいては、二流体ノズル１２に水を供給すると共に、ノ
ズル用気体及び二次気体として空気を供給する場合を例
として説明する。Next, the processing for generating ultrafine particles by the ultrafine particle generator 2 will be described. In the following description, the case where water is supplied to the two-fluid nozzle 12 and air is supplied as the nozzle gas and the secondary gas will be described as an example.
【００２１】この超微粒子発生装置２においては、ノズ
ル供給用コンプレッサ３４から気体供給管３６を介して
二流体ノズル１２に空気（ノズル用気体）が供給される
と、この空気が二流体ノズル１２の先端部の気体噴出口
から噴出され、この噴出力により液体貯留容器２６内の
水が吸上げられ、液体供給管３０を介して二流体ノズル
１２に供給される。In this ultrafine particle generator 2, when air (nozzle gas) is supplied from the nozzle supply compressor 34 to the two-fluid nozzle 12 via the gas supply pipe 36, this air is supplied to the two-fluid nozzle 12. It is ejected from the gas ejection port at the tip portion, and the ejection force sucks up the water in the liquid storage container 26 and supplies it to the two-fluid nozzle 12 via the liquid supply pipe 30.
【００２２】二流体ノズル１２においては、液体噴出口
から噴出される水が気体噴出口から噴出される空気によ
り破砕微細化されて、水の微粒子が噴出される。この二
流体ノズル１２から噴出された水の微粒子は、整流コー
ン１４内を通って微粒子分別容器１０の下部まで導かれ
る。一方、二次気体用コンプレッサ１６からの空気（二
次気体）が二次気体供給管１８を介して整流コーン１４
の下部の開口部付近に供給される。In the two-fluid nozzle 12, the water ejected from the liquid ejection port is crushed into fine particles by the air ejected from the gas ejection port, and fine particles of water are ejected. The fine particles of water ejected from the two-fluid nozzle 12 are guided to the lower part of the fine particle sorting container 10 through the flow straightening cone 14. On the other hand, the air (secondary gas) from the secondary gas compressor 16 is rectified by the rectifying cone 14 via the secondary gas supply pipe 18.
Is supplied near the opening at the bottom of the.
【００２３】微粒子分別容器１０の下部まで導かれた微
粒子は、二流体ノズル１２から噴出された空気（ノズル
用気体）及び二次気体による上昇流により、微粒子選別
プレート２０，２２，２４により浮上を抑制されつつ、
微粒子選別プレート２０，２２，２４に設けられた微粒
子通過孔２０ｂ，２２ｂ，２４ｂを通って、徐々に微粒
子分別容器１０内を浮上する。即ち、まず微粒子選別プ
レート２４を通過した微粒子は、微粒子選別プレート２
２により浮上が抑制され、微粒子選別プレート２４と微
粒子選別プレート２２の間に所定の粒子径を有する微粒
子が滞留する。ここで粒子径の大きい微粒子は、重力に
より微粒子分別容器１０の底部に落下する。The fine particles introduced to the lower part of the fine particle sorting container 10 are floated by the fine particle selection plates 20, 22, 24 by the upward flow of the air (nozzle gas) ejected from the two-fluid nozzle 12 and the secondary gas. While being suppressed
The particles are gradually floated in the particle sorting container 10 through the particle passage holes 20b, 22b, 24b provided in the particle selection plates 20, 22, 24. That is, first, the fine particles that have passed through the fine particle selecting plate 24 are
Floating is suppressed by 2 and fine particles having a predetermined particle diameter are retained between the fine particle selection plate 24 and the fine particle selection plate 22. Here, the fine particles having a large particle diameter fall to the bottom of the fine particle sorting container 10 due to gravity.
【００２４】また、微粒子選別プレート２２を通過した
微粒子は、微粒子選別プレート２０により浮上が抑制さ
れ、微粒子選別プレート２２と微粒子選別プレート２０
の間に所定の粒子径を有する微粒子が滞留する。ここで
粒子径の大きい微粒子は、重力により微粒子分別容器１
０の底部に落下する。なお、微粒子選別プレート２２と
微粒子選別プレート２０の間に滞留する微粒子の粒子径
は、微粒子選別プレート２４と微粒子選別プレート２２
の間に滞留する微粒子の粒子径よりも小さくなってい
る。Further, the fine particles that have passed through the fine particle selecting plate 22 are suppressed from floating by the fine particle selecting plate 20, and the fine particle selecting plate 22 and the fine particle selecting plate 20.
During this period, fine particles having a predetermined particle size are retained. Here, the fine particles having a large particle size are separated by the gravity from the fine particle sorting container 1
Fall to the bottom of 0. It should be noted that the particle diameter of the fine particles staying between the fine particle selecting plate 22 and the fine particle selecting plate 20 is as follows.
It is smaller than the particle size of the fine particles that stay in the space.
【００２５】このようにして微粒子が微粒子分別容器１
０内を浮上するにしたがい、粒子径の大きい微粒子は、
微粒子分別容器１０の底部に落下し、均一な粒子径の超
微粒子のみが微粒子分別容器１０の吐出部２８から吐出
される。なお、微粒子分別容器１０の底部にたまった水
は、液体排出口１０ｂから排出され液体貯留容器２６に
貯留され再利用される。In this way, the fine particles are sorted into the fine particle sorting container 1
As it floats in 0,
The ultrafine particles having a uniform particle diameter are dropped to the bottom of the particle sorting container 10 and are discharged from the discharging portion 28 of the particle sorting container 10. The water accumulated at the bottom of the fine particle sorting container 10 is discharged from the liquid discharge port 10b and stored in the liquid storage container 26 for reuse.
【００２６】この超微粒子発生装置２において、発生さ
せる超微粒子の粒子径を変化させる場合には、二流体ノ
ズル１２に供給される空気（ノズル用気体）の圧力及び
微粒子分別容器１０内に供給される二次気体の圧力を調
整する。即ち、ノズル供給用コンプレッサ３４を制御し
て、二流体ノズル１２に供給される空気（ノズル用気
体）の圧力を高くすると吐出部２８から吐出される超微
粒子の粒子径が小さくなり、二流体ノズル１２に供給さ
れる空気（ノズル用気体）の圧力を低くすると吐出部２
８から吐出される超微粒子の粒子径が大きくなる。即
ち、二流体ノズル１２に供給される空気（ノズル用気
体）の圧力を高くすると二流体ノズル１２から噴出され
る微粒子の粒子径が小さくなることから、超微粒子発生
装置２の吐出部２８から吐出される超微粒子の粒子径が
小さくなる。In the ultrafine particle generator 2, when changing the particle diameter of the ultrafine particles to be generated, the pressure of the air (gas for nozzle) supplied to the two-fluid nozzle 12 and the fine particle sorting container 10 are supplied. Adjust the pressure of the secondary gas. That is, by controlling the nozzle supply compressor 34 and increasing the pressure of the air (nozzle gas) supplied to the two-fluid nozzle 12, the particle size of the ultrafine particles discharged from the discharge part 28 becomes small, and the two-fluid nozzle When the pressure of the air (gas for nozzle) supplied to 12 is lowered, the discharge portion 2
The particle size of the ultrafine particles discharged from No. 8 becomes large. That is, when the pressure of the air (nozzle gas) supplied to the two-fluid nozzle 12 is increased, the particle diameter of the fine particles ejected from the two-fluid nozzle 12 becomes smaller, so that the ejection portion 28 of the ultrafine particle generator 2 ejects the particles. The particle diameter of the generated ultrafine particles is reduced.
【００２７】また、二次気体用コンプレッサ１６を制御
して微粒子分別容器１０内に供給される空気（二次気
体）の圧力を高くすると吐出部２８から吐出される超微
粒子の粒子径が小さくなり、空気（二次気体）の圧力を
を低くすると吐出部２８から吐出される超微粒子の粒子
径が大きくなる。即ち、二次気体の圧力を高くすると微
粒子選別プレート２０，２２，２４に設けられた微粒子
通過孔２０ｂ，２２ｂ，２４ｂを通過する微粒子の量が
多くなることから、粒子径の大きい微粒子は通過しづら
くなり、粒子径の小さい微粒子が微粒子選別プレート２
０，２２，２４に設けられた微粒子通過孔２０ｂ，２２
ｂ，２４ｂを通過して浮上するため、超微粒子発生装置
２の吐出部２８から吐出される超微粒子の粒子径が小さ
くなる。なお、二次気体の圧力を調整することにより吐
出部２８から吐出される超微粒子の粒子径の均一度を高
めることができる。Further, when the pressure of the air (secondary gas) supplied into the fine particle sorting container 10 is increased by controlling the secondary gas compressor 16, the particle size of the ultra fine particles discharged from the discharge part 28 becomes smaller. When the pressure of the air (secondary gas) is lowered, the particle size of the ultrafine particles discharged from the discharge part 28 becomes large. That is, when the pressure of the secondary gas is increased, the amount of fine particles passing through the fine particle passage holes 20b, 22b, 24b provided in the fine particle selection plates 20, 22, 24 is increased, so that fine particles having a large particle diameter pass. Particles that become difficult and have small particle size
Fine particle passage holes 20b, 22 provided at 0, 22, 24
Since the particles pass through b and 24b and float, the particle size of the ultrafine particles discharged from the discharge part 28 of the ultrafine particle generator 2 becomes small. By adjusting the pressure of the secondary gas, it is possible to increase the uniformity of the particle diameter of the ultrafine particles discharged from the discharge unit 28.
【００２８】また、微粒子分別容器１０の吐出部２８か
ら吐出される超微粒子の量を増加させるためには、液体
供給管３０に設けられているニードル弁３２を調整す
る。即ち、ニードル弁３２を調整して二流体ノズル１２
に供給される水の量を多くすることにより、吐出部２８
から吐出される超微粒子の量を増大させることができ、
ニードル弁３２を調整して二流体ノズル１２に供給され
る水の量を少なくすることにより、吐出部２８から吐出
される超微粒子の量を減少させることができる。Further, in order to increase the amount of ultrafine particles discharged from the discharge part 28 of the particle sorting container 10, the needle valve 32 provided in the liquid supply pipe 30 is adjusted. That is, the needle valve 32 is adjusted to adjust the two-fluid nozzle 12
By increasing the amount of water supplied to the discharge part 28
It is possible to increase the amount of ultrafine particles discharged from
By adjusting the needle valve 32 to reduce the amount of water supplied to the two-fluid nozzle 12, it is possible to reduce the amount of ultrafine particles discharged from the discharge unit 28.
【００２９】この実施の形態にかかる超微粒子発生装置
２によれば、省エネルギで、即ち、二流体ノズル１２に
空気を供給すると共に微粒子分別容器１０内に空気（二
次気体）を供給するだけで、微粒子を微粒子径（質量）
で分別し、５μｍ以下の均一な粒子径を有する水の超微
粒子を発生させることができる。また、二流体ノズル１
２に供給される水の量及び空気の圧力を調整すると共
に、微粒子分別容器１０内に供給される空気(二次気体)
の圧力を調整することにより、所望の量の超微粒子を吐
出部２８から吐出させることができると共に、所望の粒
子径を有する超微粒子を吐出部２８から吐出させること
ができる。According to the ultrafine particle generator 2 of this embodiment, energy is saved, that is, air is supplied to the two-fluid nozzle 12 and air (secondary gas) is supplied into the particle separation container 10. , Fine particle diameter (mass)
And ultrafine particles of water having a uniform particle diameter of 5 μm or less can be generated. Also, the two-fluid nozzle 1
The air (secondary gas) supplied to the fine particle sorting container 10 while adjusting the amount of water and the pressure of the air supplied to 2
By adjusting the pressure of, the desired amount of ultrafine particles can be ejected from the ejection unit 28, and the ultrafine particles having the desired particle size can be ejected from the ejection unit 28.
【００３０】また、この超微粒子発生装置２において、
均一な粒子径を有する超微粒子を発生させることができ
るため、今日まで高度な技術が必要とされていた殺菌、
殺虫、消臭、超薄膜コーティング、造粒、燃焼等超微粒
子を必要とする分野において安価に利用することができ
る。Further, in this ultrafine particle generator 2,
Since it is possible to generate ultrafine particles with a uniform particle size, sterilization, which required advanced technology to date,
It can be used at low cost in fields requiring ultrafine particles such as insecticidal, deodorant, ultrathin film coating, granulation and combustion.
【００３１】なお、上述の実施の形態の微粒子分別容器
１０の吐出部２８から吐出される超微粒子に電荷を供給
するようにしてもよい。即ち、図５に示すように、電源
装置４０により所望の直流高電圧を吐出部２８の噴霧口
２８ｃに給電し、吐出部２８から吐出される超微粒子に
電荷を供給して帯電させる。このようにして超微粒子を
帯電させることにより、噴霧、塗布しようとする対象物
への超微粒子の付着効率を向上させることができる。It should be noted that electric charge may be supplied to the ultra-fine particles discharged from the discharging portion 28 of the particle sorting container 10 of the above-described embodiment. That is, as shown in FIG. 5, a desired high DC voltage is supplied from the power supply device 40 to the spray port 28c of the ejection unit 28, and the ultrafine particles ejected from the ejection unit 28 are supplied with electric charges to be charged. By charging the ultrafine particles in this manner, it is possible to improve the adhesion efficiency of the ultrafine particles to the object to be sprayed or applied.
【００３２】また、上述の実施の形態の超微粒子発生装
置においては、二流体ノズルに水を供給して水の超微粒
子を発生させているが、二流体ノズルに薬液、油類、溶
剤、樹脂等を供給して、薬液、油類、溶剤、樹脂等の超
微粒子を発生させるようにしてもよい。In addition, in the ultrafine particle generator of the above-described embodiment, water is supplied to the two-fluid nozzle to generate ultrafine particles of water. However, the two-fluid nozzle uses chemicals, oils, solvents, and resins. Etc. may be supplied to generate ultrafine particles of chemicals, oils, solvents, resins and the like.
【００３３】次に、この超微粒子発生装置２において発
生させた超微粒子の粒子径及び粒子径毎の存在割合の測
定結果を示す。図６は、二流体ノズル１２に供給される
空気の圧力を０．３ＭＰａ、二流体ノズル１２に供給さ
れる液体の量を１０ｍｌ／ｍｉｎとし、微粒子分別容器
１０内に所定の圧力の二次気体(空気)を供給し、超微粒
子発生装置２により発生される超微粒子の粒子径と、そ
の存在割合を測定した結果を示す図である。この図に示
すように発生した超微粒子は、粒子径が３．９〜５．０
μｍのものが１００％であり、均一な粒子径を有する超
微粒子を発生させることができることが確認できた。Next, the measurement results of the particle size of the ultrafine particles generated in this ultrafine particle generator 2 and the existence ratio of each particle size will be shown. In FIG. 6, the pressure of the air supplied to the two-fluid nozzle 12 is 0.3 MPa, the amount of the liquid supplied to the two-fluid nozzle 12 is 10 ml / min, and the secondary gas of a predetermined pressure is stored in the fine particle sorting container 10. It is a figure which shows the result of having supplied (air) and measuring the particle diameter of the ultrafine particle generated by the ultrafine particle generator 2 and its abundance ratio. The ultrafine particles generated as shown in this figure have a particle size of 3.9 to 5.0.
It was confirmed that it was possible to generate ultrafine particles having a uniform particle size, since the particles having a particle size of 100 μm were 100%.
【００３４】また、図７は、二流体ノズル１２に供給さ
れる空気の圧力を０．５ＭＰａ、二流体ノズル１２に供
給される液体の量を１０ｍｌ／ｍｉｎとし、微粒子分別
容器１０内に、図６に示す場合よりも高い所定の圧力の
二次気体(空気)を供給し、超微粒子発生装置２により発
生される超微粒子の粒子径と、その存在割合を測定した
結果を示す図である。この図に示すように発生した超微
粒子は、粒子径が１．８〜２．７μｍのものが９６．１
％であり、二次気体の圧力を高くすることにより、超微
粒子の粒子径を小さくすることができることが確認でき
た。In FIG. 7, the pressure of the air supplied to the two-fluid nozzle 12 is 0.5 MPa, the amount of the liquid supplied to the two-fluid nozzle 12 is 10 ml / min, and the inside of the fine particle sorting container 10 is shown in FIG. 6 is a diagram showing the results of measuring the particle size of ultrafine particles generated by the ultrafine particle generator 2 and the abundance ratio thereof by supplying a secondary gas (air) having a predetermined pressure higher than that shown in FIG. The ultrafine particles generated as shown in this figure have a particle size of 1.8 to 2.7 μm and are 96.1.
%, And it was confirmed that the particle size of the ultrafine particles can be reduced by increasing the pressure of the secondary gas.
【００３５】[0035]
【発明の効果】この発明によれば、分別容器内の微粒子
は、微粒子選別プレートにより浮上を抑制されつつ、微
粒子選別プレートに設けられた微粒子通過孔を通って、
徐々に分別容器内を浮上する。この間に粒子径の大きい
微粒子は、分別容器の底部に落下し、吐出部から均一な
粒子径を有する超微粒子が吐出される。According to the present invention, the fine particles in the sorting container are prevented from floating by the fine particle sorting plate, and pass through the fine particle passage holes provided in the fine particle sorting plate,
Gradually float in the sorting container. During this time, the fine particles having a large particle diameter fall to the bottom of the sorting container, and the ultrafine particles having a uniform particle diameter are discharged from the discharging portion.
【００３６】また、微粒子発生ノズルに供給される液体
の量及び気体の圧力を調整すると共に、分別容器内に供
給される二次気体の圧力を調整することにより、所望の
量の超微粒子を吐出部から吐出させることができると共
に、所望の粒子径を有する超微粒子を吐出部から吐出さ
せることができる。Further, by adjusting the amount of liquid and the pressure of gas supplied to the fine particle generating nozzle and the pressure of the secondary gas supplied into the sorting container, a desired amount of ultrafine particles are discharged. In addition to being able to discharge from the discharge section, ultrafine particles having a desired particle size can be discharged from the discharge section.
【００３７】また、吐出部から吐出される超微粒子に電
荷を供給することにより帯電させることができるため、
噴霧、塗布しようとする対象物への付着効率を向上させ
ることができる。Further, since the ultrafine particles discharged from the discharging portion can be charged by being charged,
It is possible to improve the adhesion efficiency to the object to be sprayed and applied.
【図１】この発明の実施の形態にかかる超微粒子発生装
置の概略構成図である。FIG. 1 is a schematic configuration diagram of an ultrafine particle generator according to an embodiment of the present invention.
【図２】この発明の実施の形態にかかる微粒子選別プレ
ートを示す図である。FIG. 2 is a diagram showing a particle selection plate according to the embodiment of the present invention.
【図３】この発明の実施の形態にかかる微粒子選別プレ
ートを示す図である。FIG. 3 is a view showing a fine particle selection plate according to the embodiment of the present invention.
【図４】この発明の実施の形態にかかる微粒子選別プレ
ートを示す図である。FIG. 4 is a view showing a fine particle sorting plate according to the embodiment of the present invention.
【図５】この発明の実施の形態において吐出部に対して
電荷を供給するための構成を説明するための図である。FIG. 5 is a diagram for explaining a configuration for supplying charges to the ejection portion in the embodiment of the present invention.
【図６】この発明の実施の形態にかかる超微粒子発生装
置により発生させた超微粒子の粒子径及び粒子径毎の存
在割合の測定結果を示す図である。FIG. 6 is a diagram showing measurement results of particle diameters of ultrafine particles generated by the ultrafine particle generating apparatus according to the embodiment of the present invention and abundance ratios for each particle diameter.
【図７】この発明の実施の形態にかかる超微粒子発生装
置により発生させた超微粒子の粒子径及び粒子径毎の存
在割合の測定結果を示す図である。FIG. 7 is a diagram showing the measurement results of the particle diameter of ultrafine particles generated by the ultrafine particle generating apparatus according to the embodiment of the present invention and the existence ratio for each particle diameter.
【図８】二流体ノズルにより発生させた超微粒子の粒子
径及び粒子径毎の存在割合の測定結果を示す図である。FIG. 8 is a diagram showing the measurement results of the particle size of ultrafine particles generated by a two-fluid nozzle and the abundance ratio for each particle size.
２…超微粒子発生装置、１０…微粒子分別容器、１２…
二流体ノズル、１４…整流コーン、１６…二次気体用コ
ンプレッサ、２０，２２，２４…微粒子選別プレート、
２６…液体貯留容器、２８…吐出部、３２…ニードル
弁、３４…ノズル供給用コンプレッサ、４０…電源装
置。2 ... Ultrafine particle generator, 10 ... Fine particle sorting container, 12 ...
Two-fluid nozzle, 14 ... Straightening cone, 16 ... Compressor for secondary gas, 20, 22, 24 ... Fine particle selection plate,
26 ... Liquid storage container, 28 ... Discharge part, 32 ... Needle valve, 34 ... Nozzle supply compressor, 40 ... Power supply device.
───────────────────────────────────────────────────── フロントページの続き Ｆターム(参考） 4F033 BA03 DA01 EA01 GA00 JA06 LA04 QA10 QB02Y QB03X QB12Y QB15X QB16X QB17 QB18 QC08 QD02 QD11 QD13 QD16 QE01 QE13 QE14 QE24 QF07Y QF17X QF23 QK16X QK18Y QK23X QK23Y QK25X QK25Y 4G004 EA06 EA08 4G075 AA13 BB08 BB10 BD03 BD13 DA02 EA01 EB01 EC01 EC09 FA02 ─────────────────────────────────────────────────── ─── Continued front page F-term (reference) 4F033 BA03 DA01 EA01 GA00 JA06 LA04 QA10 QB02Y QB03X QB12Y QB15X QB16X QB17 QB18 QC08 QD02 QD11 QD13 QD16 QE01 QE13 QE14 QE24 QF07Y QF17X QF23 QK16X QK18Y QK23X QK23Y QK25X QK25Y 4G004 EA06 EA08 4G075 AA13 BB08 BB10 BD03 BD13 DA02 EA01 EB01 EC01 EC09 FA02
Claims (5)
微粒子を発生させる微粒子発生ノズルと、前記微粒子発
生ノズルにより発生させた微粒子を分別する分別容器
と、前記分別容器において微粒子から分別された超微粒
子を吐出させる吐出部とを備える超微粒子発生装置であ
って、 前記分別容器は、前記微粒子発生ノズルにより発生させ
た微粒子を、この分別容器の下部まで導く整流部材と、 前記整流部材により分別容器の下部まで導かれた微粒子
の浮上を抑制し、微粒子の選別を行う微粒子選別プレー
トとを備えることを特徴とする超微粒子発生装置。1. A fine particle generating nozzle for crushing and atomizing a liquid by gas to generate fine particles of the liquid, a sorting container for sorting the fine particles generated by the fine particle generating nozzle, and an ultra-fine powder separated from the fine particles in the sorting container. An ultrafine particle generator comprising a discharge unit for discharging fine particles, wherein the classification container is a rectifying member for guiding the particles generated by the particle generation nozzle to a lower portion of the classification container, and the rectifying member for separating the container. An ultrafine particle generator, comprising: a fine particle selection plate that suppresses the floating of the fine particles that have been guided to the lower part of the particle and selects the fine particles.
複数の微粒子通過孔が設けられた前記微粒子選別プレー
トが複数枚配置され、 下側に位置する前記微粒子選別プレートに設けらた前記
微粒子通過孔の大きさは、上側に位置する前記微粒子選
別プレートに設けらた前記微粒子通過孔の大きさに比較
して大きいことを特徴とする請求項１記載の超微粒子発
生装置。2. A plurality of the fine particle selection plates provided with a plurality of fine particle passage holes through which fine particles pass, and the fine particles provided on the lower fine particle selection plate. 2. The ultrafine particle generator according to claim 1, wherein the size of the passage hole is larger than the size of the fine particle passage hole provided in the fine particle selection plate located above.
めの二次気体を前記分別容器内に供給する二次気体供給
手段を更に備えることを特徴とする請求項１又は請求項
２記載の超微粒子発生装置。3. The supermarket according to claim 1, further comprising secondary gas supply means for supplying a secondary gas for raising fine particles in the separation container into the separation container. Particle generator.
の量を調整する液量調整手段と、前記微粒子発生ノズル
に供給される気体の圧力を調整するノズル供給気体圧調
整手段と、前記分別容器内に供給される二次気体の圧力
を調整する二次気体圧調整手段とを更に備え、 前記微粒子発生ノズルに供給される液体の量及び気体の
圧力を調整すると共に、前記分別容器内に供給される二
次気体の圧力を調整することにより、前記吐出部から吐
出される超微粒子の量及び粒子径を制御することを特徴
とする請求項１〜請求項３の何れか一項に記載の超微粒
子発生装置。4. A liquid amount adjusting means for adjusting the amount of liquid supplied to the particle generation nozzle, a nozzle supply gas pressure adjusting means for adjusting the pressure of gas supplied to the particle generation nozzle, and the separation container. Further comprising a secondary gas pressure adjusting means for adjusting the pressure of the secondary gas supplied into the separation container, while adjusting the amount of liquid and the gas pressure supplied to the particle generation nozzle. The amount and the particle diameter of the ultrafine particles discharged from the discharge unit are controlled by adjusting the pressure of the secondary gas that is generated. Ultrafine particle generator.
して電荷を供給する電荷供給手段を更に備えることを特
徴とする請求項１〜請求項４の何れか一項に記載の超微
粒子発生装置。5. The ultrafine particle generation according to claim 1, further comprising a charge supply unit that supplies an electric charge to the ultrafine particles ejected from the ejection unit. apparatus.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001197926A JP4647845B2 (en) | 2001-06-29 | 2001-06-29 | Ultrafine particle generator |
| PCT/JP2002/006413 WO2003002263A1 (en) | 2001-06-29 | 2002-06-26 | Ultra-fine particulate generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001197926A JP4647845B2 (en) | 2001-06-29 | 2001-06-29 | Ultrafine particle generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2003010741A true JP2003010741A (en) | 2003-01-14 |
| JP4647845B2 JP4647845B2 (en) | 2011-03-09 |
Family
ID=19035450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2001197926A Expired - Lifetime JP4647845B2 (en) | 2001-06-29 | 2001-06-29 | Ultrafine particle generator |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4647845B2 (en) |
| WO (1) | WO2003002263A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003062449A (en) * | 2001-08-29 | 2003-03-04 | Tomohiko Hashiba | Manufacturing apparatus for ultrafine particle |
| JP2005313050A (en) * | 2004-04-28 | 2005-11-10 | Atomakkusu:Kk | Particulate spraying apparatus |
| JP2005313049A (en) * | 2004-04-28 | 2005-11-10 | Atomakkusu:Kk | Particulate injection device |
| JP2006297325A (en) * | 2005-04-22 | 2006-11-02 | Ricoh Co Ltd | Particle production apparatus, production method of particle group, and particle group and receiving body |
| JP2007536076A (en) * | 2004-05-04 | 2007-12-13 | エア アロマ インターナショナル ピーティーワイ． リミテッド | Plant essential oil spraying equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017209068A1 (en) * | 2017-05-30 | 2018-12-06 | Bielomatik Leuze Gmbh + Co. Kg | An aerosol device and method for providing an aerosol |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000024874A (en) * | 1998-06-27 | 2000-01-25 | Acculube Mfg Gmbh Schmiermittel & Geraet | Producing device for fine oil mist |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH566822A5 (en) * | 1973-06-20 | 1975-09-30 | Stern Freres Sa | |
| JPS6377650U (en) * | 1986-11-10 | 1988-05-23 | ||
| JPH03215931A (en) * | 1990-01-22 | 1991-09-20 | Hitachi Ltd | Formation of photoresist |
| JPH11285630A (en) * | 1998-02-05 | 1999-10-19 | Sharp Corp | Production of hydrophilic grain and production device |
| JP2002052355A (en) * | 2000-08-08 | 2002-02-19 | Hayashi Seiko:Kk | Fine mist generator |
-
2001
- 2001-06-29 JP JP2001197926A patent/JP4647845B2/en not_active Expired - Lifetime
-
2002
- 2002-06-26 WO PCT/JP2002/006413 patent/WO2003002263A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000024874A (en) * | 1998-06-27 | 2000-01-25 | Acculube Mfg Gmbh Schmiermittel & Geraet | Producing device for fine oil mist |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003062449A (en) * | 2001-08-29 | 2003-03-04 | Tomohiko Hashiba | Manufacturing apparatus for ultrafine particle |
| JP2005313050A (en) * | 2004-04-28 | 2005-11-10 | Atomakkusu:Kk | Particulate spraying apparatus |
| JP2005313049A (en) * | 2004-04-28 | 2005-11-10 | Atomakkusu:Kk | Particulate injection device |
| JP4551117B2 (en) * | 2004-04-28 | 2010-09-22 | 株式会社アトマックス | Fine particle spray device |
| JP2007536076A (en) * | 2004-05-04 | 2007-12-13 | エア アロマ インターナショナル ピーティーワイ． リミテッド | Plant essential oil spraying equipment |
| JP2006297325A (en) * | 2005-04-22 | 2006-11-02 | Ricoh Co Ltd | Particle production apparatus, production method of particle group, and particle group and receiving body |
| JP4594789B2 (en) * | 2005-04-22 | 2010-12-08 | 株式会社リコー | Particle manufacturing apparatus and particle group manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4647845B2 (en) | 2011-03-09 |
| WO2003002263A1 (en) | 2003-01-09 |
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