JPS6227030A - Ejector device - Google Patents
Ejector deviceInfo
- Publication number
- JPS6227030A JPS6227030A JP60166289A JP16628985A JPS6227030A JP S6227030 A JPS6227030 A JP S6227030A JP 60166289 A JP60166289 A JP 60166289A JP 16628985 A JP16628985 A JP 16628985A JP S6227030 A JPS6227030 A JP S6227030A
- Authority
- JP
- Japan
- Prior art keywords
- fluid
- treated
- nozzle
- driving liquid
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
- B01F25/3133—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit characterised by the specific design of the injector
- B01F25/31332—Ring, torus, toroidal or coiled configurations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Gas Separation By Absorption (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明はエジェクタ装置、特に加圧駆動液の噴出によっ
て排液あるいは排ガスなどの被処理流体を効果的に吸込
むことのできる小型でかつ簡易な構成のエジェクタ装置
に関するものである。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an ejector device, particularly a small and simple ejector device that can effectively suck in a fluid to be treated such as waste liquid or exhaust gas by ejecting a pressurized driving liquid. The present invention relates to an ejector device having a configuration.
［従来の技術］
生活排水あるいは産業廃棄液、ＪＪＩガスなどの有害成
分を含むＩＪＩ液、枡ガスはそのまま放流することがで
きず、所定の化学的処理を施しそれぞれの流体に含まれ
る有害成分、例えば塩化水素、フッ化水素、アンモニア
その他を除去した後に放流しなければならない。[Prior art] Domestic wastewater or industrial waste liquid, IJI liquid and square gas containing harmful components such as JJI gas cannot be discharged as they are, but are subjected to prescribed chemical treatment to remove the harmful components contained in each fluid. For example, hydrogen chloride, hydrogen fluoride, ammonia, etc. must be removed before being discharged.
このような被処理流体に対しては各種の洗浄液を混合し
て前記有害成分の除去が行われ、通常このような洗浄液
としてはそれぞれの有害成分に応じて、例えば塩化水素
、フッ化水素などに対してはアンモニア水が好適であり
、またアンモニアガスに対しては希ＭＩ酸等が好適であ
る。各種被処理流体に対してこのような洗浄液を効果的
に混合させ、また被処理流体を所定の流路に沿って吸引
するために、従来においてらエジェクタｇ Ｅ１７が用
いられていた。For such a fluid to be treated, the harmful components are removed by mixing various types of cleaning fluids. Usually, such cleaning fluids include hydrogen chloride, hydrogen fluoride, etc., depending on the harmful components. For ammonia gas, ammonia water is suitable, and for ammonia gas, dilute MI acid or the like is suitable. Conventionally, an ejector GE17 has been used to effectively mix such a cleaning liquid with various fluids to be treated and to suck the fluid to be treated along a predetermined flow path.
この種のエジェクタ装δは、被処理流体が導かれる流路
内に駆動液を導くノズルが設けられ、このノズルに駆動
液を所定の圧力でｑ１出さけることによって被処理流体
を吸引し、またノズル下流において洗浄液すなわち駆動
液と被処理流体とを効果的に混合して所望の有害成分除
去、通常の場合中和作用を行わせている。This type of ejector device δ is provided with a nozzle that guides the driving liquid into a flow path through which the fluid to be treated is introduced, and sucks the fluid to be treated by ejecting the driving liquid q1 to this nozzle at a predetermined pressure. The cleaning liquid, ie, the driving liquid, and the fluid to be treated are effectively mixed downstream of the nozzle to remove desired harmful components, and in general, to perform a neutralizing action.
第５図にはこの種のエジェクタ装置が示されており、排
ガスあるいは排液などの有害成分を含む被処理流体１０
０は流路１０に尊かれている。FIG. 5 shows this type of ejector device, in which a fluid to be treated 10 containing harmful components such as exhaust gas or liquid
0 is respected in the flow path 10.
ぞして、この流路１０の一部にはノズル１２が配設され
、該ノズルに所定の被処理流体に対応した洗浄液から成
る駆動液２００が所定圧力で導入され、ノズル先端から
駆動液２００が噴出することによって、このときに生じ
るノズル近傍の負圧により被処理流体１００が確実に流
路１０に沿って吸引され、またノズルの下流において被
処理流体と駆１ＦＩＪ液どの確実な混合作用が行われる
。A nozzle 12 is disposed in a part of this flow path 10, and a driving liquid 200 made of a cleaning liquid corresponding to a prescribed fluid to be treated is introduced into the nozzle at a prescribed pressure. By spouting out, the fluid to be treated 100 is reliably sucked along the flow path 10 by the negative pressure generated near the nozzle at this time, and the fluid to be treated and the first FIJ liquid are reliably mixed downstream of the nozzle. It will be done.
［発明が解決しようとする問題点１
しかしながら、このような従来の１ジ工クタ装首では、
通常の場合被処理流体が導かれる流路に先端が細く尖っ
たノズルが設けられるのみであり、被処理流体を十分に
吸引することができず、その吸込み子が制限されること
から、朗液、排ガスの処理効率が著しく低下し、またこ
のような従来のエジェクタ装置を用いた場合、複数のエ
ジェクタ装置を０１設さＵ、あるいは大型のエジェクタ
装置を必要とづ゛るなどの問題があった。[Problem to be solved by the invention 1 However, with such a conventional one-piece neck attachment,
Normally, a nozzle with a narrow and sharp tip is installed in the flow path through which the fluid to be treated is guided, and the fluid to be treated cannot be sucked in sufficiently, and the suction element is limited. , the processing efficiency of exhaust gas was significantly reduced, and when such conventional ejector devices were used, there were problems such as the need to install multiple ejector devices or the need for a large ejector device. .
本発明は上記従来の課題に鑑みなされたものであり、そ
の目的は、小型軽迅でありながら、かつ被処理流体をＩ
ｔ実に効率良く吸引し、また被処理流体と駆動液〈洗浄
液）とを効率良く混合させることのできる改良されたエ
ジェクタ装置を提供することにある。The present invention has been made in view of the above-mentioned conventional problems, and its purpose is to be small, light, and quick, and to be able to handle the fluid to be treated by I.
It is an object of the present invention to provide an improved ejector device that is capable of highly efficient suction and efficient mixing of a fluid to be treated and a driving liquid (cleaning liquid).
［問題点を解決するための手段及び作用〕上記目的を達
成するために、本発明は、′ｍ処即流体に導かれる流路
内に配設されるノズルを円環形状とし、加圧された駆動
液を流路内においてリング状に噴出させ、これによって
、駆動液と被処理流体との接触面積を増大し、吸込み効
率を著しく増価さけるとともにノズル下流における両者
の混合を効果的に行うことを特徴とする。[Means and operations for solving the problems] In order to achieve the above object, the present invention provides a nozzle arranged in a flow path that leads to a fluid that is pressurized. The driving liquid is ejected in a ring shape within the flow path, thereby increasing the contact area between the driving liquid and the fluid to be treated, avoiding a significant increase in suction efficiency, and effectively mixing the two downstream of the nozzle. It is characterized by
本発明によれば従来の先細単一ノズルと異なり、円環状
のノズルは主としてその内方面において被処理流体と効
果的にかつ大面積で接触し、彼処ｖ１１流体の吸込みｎ
ｌを増加さゼることができる。According to the present invention, unlike the conventional tapered single nozzle, the annular nozzle contacts the fluid to be treated effectively and over a large area mainly on its inner surface, where the fluid is sucked n.
l can be increased.
従って、本発明によれば、排液あるいは排ガス処理装置
において、小型軽量の装置にて効率の良い中和処理作用
を促進可能である。Therefore, according to the present invention, in a waste liquid or exhaust gas treatment device, it is possible to promote efficient neutralization treatment with a small and lightweight device.
［実茄例］
第１図には本発明に係るエジェクタ装置の好適な第１実
施例が示されており、従来と同様に流路１０には被処理
流体である有害成分を含む排液あるいは排ガスが導かれ
ている。[Actual example] Fig. 1 shows a preferred first embodiment of the ejector device according to the present invention, and as in the conventional case, a flow path 10 is filled with a waste liquid containing harmful components or a fluid to be treated. Exhaust gas is being led.
前記流路１０の一部には径大部２０が設けられており、
このために、流路１０は径大部２０にて分割され、フラ
ンジ部１０ａ、１０ｂにより固定保持されている。A large diameter portion 20 is provided in a part of the flow path 10,
For this purpose, the flow path 10 is divided at a large diameter portion 20 and fixedly held by flange portions 10a and 10b.
流路１０の径大部２０内にはノズル２２が配設されてお
り、このノズル２２に連接されている管２４が前記径大
部２０の一部を貝通して外部の駆動液ポンプに接続され
、１１口圧された駆動液２００が管２４からノズル２２
に導かれる。A nozzle 22 is disposed within the large diameter portion 20 of the flow path 10, and a pipe 24 connected to the nozzle 22 passes through a portion of the large diameter portion 20 and is connected to an external driving liquid pump. The driving liquid 200 under pressure of 11 ports is passed from the pipe 24 to the nozzle 22.
guided by.
もちろん、前記フランジ部１０ａ、１０ｂ及び管２４と
径大部２０との接続部は気密にシールされている。Of course, the flange portions 10a, 10b and the connecting portion between the pipe 24 and the large diameter portion 20 are hermetically sealed.
本発明において特徴的なことは、前記ノズル２２が従来
の単一先細形状ではなく、円環形状から成ることであり
、これによって、ノズル２２から噴出される駆動液は流
路１０内でほぼリング状の形状を呈する。A characteristic feature of the present invention is that the nozzle 22 has an annular shape instead of a conventional single tapered shape, so that the driving liquid ejected from the nozzle 22 flows almost in a ring within the flow path 10. It has the shape of
前記ノズル２２は前記管２／Ｉに直結ザる溜部２２ａど
リングスリット部２２ｂとを含み、加圧された駆動液２
００は管２４から一旦溜部２２ａに瞬時ｌｌＢ流し、次
ぎに加圧力によってノズル２２のほぼ全円周に亘って均
一な圧力でリング２９７１〜部２２ｂから流路１０に排
出され、これによって、リング状の噴出駆動′ａはその
周囲に負圧部を作り、この負圧部によって被処理流体１
００を効果的に吸引することができる。The nozzle 22 includes a reservoir portion 22a and a ring slit portion 22b directly connected to the pipe 2/I, and the pressurized driving liquid 2
00 momentarily flows into the reservoir part 22a from the pipe 24, and then is discharged from the ring 2971 to part 22b to the flow path 10 with uniform pressure over almost the entire circumference of the nozzle 22 due to the pressurizing force. The jet drive 'a' creates a negative pressure part around it, and this negative pressure part causes the fluid to be treated 1 to be
00 can be effectively sucked.
実施例におけるノズル２２によれば、その内周側及び外
周側の両者にて効果的に負圧部を形成し、被処理流体１
００が従来に比して十分に大きな吸込み伝で流路１０に
沿って吸引駆動されることとなる。According to the nozzle 22 in the embodiment, a negative pressure section is effectively formed on both the inner circumferential side and the outer circumferential side, and the to-be-treated fluid 1
00 is suction-driven along the flow path 10 with a sufficiently large suction force compared to the conventional case.
そして、前記ノズル２２の下流にＪ３いて、前記リング
状に噴出した駆動液すなわち洗浄液あるいは中和液は被
処理流体である排液あるいは打１ガスと効果的に混合さ
れ、所望の浄化作用が達成される。もらろん、流路１０
の下方に静止型のミキサを配設することも中和液と被処
理流体との混合のために石川である。Then, the driving liquid, that is, the cleaning liquid or the neutralizing liquid, which is ejected in the ring shape at J3 downstream of the nozzle 22, is effectively mixed with the waste liquid or the first gas, which is the fluid to be treated, and the desired purification effect is achieved. be done. Moraron, channel 10
It is also recommended to install a static mixer below the neutralizing liquid and the fluid to be treated.
第２図には本発明の第２実施例が示され、第１実施例と
同一部材にやよ同一符号を付して説明を省略する。FIG. 2 shows a second embodiment of the present invention, in which the same members as those in the first embodiment are given the same reference numerals and their explanations will be omitted.
第２実施例において特徴的なことは、ノズル２２のリン
グスリット部２２ｂが全体として流路１０の流れ方向に
沿って円錐傾斜面を形成していることであり、これによ
ってノズル下流での駆動液と被処理流体との混合を更に
スムーズに行えることである。A characteristic feature of the second embodiment is that the ring slit portion 22b of the nozzle 22 as a whole forms a conical inclined surface along the flow direction of the flow path 10, which allows the driving liquid downstream of the nozzle to and the fluid to be treated can be mixed more smoothly.
すなわら、前記リングスリット部２２ｂの円錐傾斜によ
り、リング状に噴出した駆動液は図示のごとく流路１０
の中心軸に向かって集まり、その後乱流となって流路１
０内に広がり、この結果、駆動液と被処理流体とは迅速
に撹拌混合され、被処理流体の洗浄あるいは中和作用が
効果的に行われる利点を有する。That is, due to the conical inclination of the ring slit portion 22b, the driving liquid ejected in a ring shape flows through the flow path 10 as shown in the figure.
The flow gathers toward the central axis of the flow path 1, and then becomes turbulent.
As a result, the driving liquid and the fluid to be treated are rapidly stirred and mixed, which has the advantage of effectively cleaning or neutralizing the fluid to be treated.
第３図には本発明の更に第３実施例が示されており、ノ
ズル１２２は流路１０の外側面を利用して円環状に形成
されており、この結果、エジェクタ装置の＃Ｒ造を更に
簡素化することができる。FIG. 3 shows a third embodiment of the present invention, in which the nozzle 122 is formed in an annular shape using the outer surface of the flow path 10, and as a result, the #R structure of the ejector device is improved. It can be further simplified.
この第３実施例においては、リング状に噴出する駆動液
の内周側の負圧によってのみ被処理流体を吸引するが、
このような内周側のみ用いても、従来の甲−先細ノズル
に比して充分に大きな吸引８を確保することが可能であ
る。In this third embodiment, the fluid to be treated is sucked only by the negative pressure on the inner peripheral side of the driving fluid ejected in a ring shape.
Even if only such an inner peripheral side is used, it is possible to ensure a sufficiently large suction 8 compared to the conventional instep-tapered nozzle.
以上のごとく、本発明によれば、ノズルはそれ自体円環
状の形状を有し、リング状に駆動液を噴出させることが
できるが、本発明において、このようなノズル自体は円
環状のノズル体に複数の噴出孔を多数整列配置し、全体
的にリング状の駆動液噴出を行うことも可能である。As described above, according to the present invention, the nozzle itself has an annular shape and can eject the driving liquid in a ring shape. It is also possible to arrange a large number of plurality of ejection holes in a row to eject the driving liquid in an overall ring shape.
第４図には本発明に係るエジェクタ装置を利用した１」
１ガス洗ｒｐ装置の一例が示されており、処理施設３０
内にて発生した例えば塩化水素ガスが被処理流体１００
として流路１０に補給される。FIG. 4 shows 1 using the ejector device according to the present invention.
An example of a gas scrubbing RP device is shown, and the processing facility 30
For example, hydrogen chloride gas generated within the fluid to be treated 100
The water is supplied to the flow path 10 as a liquid.
処理施設３０内では前記塩化水素は蒸気として発生し、
集気ダク１へ３２から集められた塩化水素蒸気が処理施
設３０の外部に設（）られた前記流路’Ｉ Ｏに送り込
まれる。Within the treatment facility 30, the hydrogen chloride is generated as steam,
Hydrogen chloride vapor collected from 32 into the air collection duct 1 is fed into the flow path 'IO provided outside the treatment facility 30.
前記流路１０の径大部２０には前述した各実施例に示さ
れるごとき円環状ノズル２２が設けられでおり、この円
環状ノズル２２には浄化槽３４から苛性ソーダと水の混
合液がポンプ３６によって強ＩＩＩ的に送り駆動され、
この駆動液２００がノズル２２から噴出し、前述したと
同様の吸引作用によって確実に被処理流体である塩化水
素蒸気を吸引づる。The large-diameter portion 20 of the flow path 10 is provided with an annular nozzle 22 as shown in each of the embodiments described above, and a mixed solution of caustic soda and water is supplied to the annular nozzle 22 from a septic tank 34 by a pump 36. Driven to feed in a strong III manner,
This driving liquid 200 is ejected from the nozzle 22 and reliably sucks in hydrogen chloride vapor, which is the fluid to be treated, by the same suction action as described above.
そして、ノズル２２の下流では前記リング状に噴出した
駆動液（苛性ソーダ溶液）と塩化水素蒸気とが混合され
、更に図示した実施例においては、前記流路１０にミキ
サ３８が接続されており、両者の混合が更に効率良く行
われたのら、管４０から放出される。Then, downstream of the nozzle 22, the ring-shaped driving liquid (caustic soda solution) and hydrogen chloride vapor are mixed, and in the illustrated embodiment, a mixer 38 is connected to the flow path 10, so that both After more efficient mixing, the mixture is discharged from the tube 40.
管４０からは前記混合によって空気、塩化水素、苛性ソ
ーダ及び水が混合され、塩化す１ヘリウムと水が浄化（
ｎ３４に集められ、また洗浄された空気が外気に放散さ
れる。From the pipe 40, air, hydrogen chloride, caustic soda, and water are mixed together, and helium chloride and water are purified (
The air collected in n34 and cleaned is dissipated to the outside air.
従って、処理ＩＭ設３０内に発生する有害成分を含む塩
化水素蒸気は図示のごとき洗浄装置によって確実に浄化
処理されることが理解される。もらろん、本発明に係る
エジェクタ装置はこのような洗浄装置ばかりでなく他の
低圧力装置その細化学的に処理を施す施設において広範
囲に利用可能である。Therefore, it is understood that the hydrogen chloride vapor containing harmful components generated within the processing IM facility 30 is reliably purified by the cleaning device as shown. Of course, the ejector device according to the present invention can be widely used not only in such cleaning devices but also in other low-pressure devices and facilities that carry out microchemical processing.
し発明の効果１
以上説明したごとく、本発明によれば、駆ＷＪＪ液をリ
ング状に流路内に向かって噴出し、これにＪ一つて駆動
液と被処理流体との接触面積を増加さけ、従来に比して
大きな吸引量を確保し、かつノズル下流における駆動液
と被処理流体との促合を茗しく効率化することができ、
排ガスあるいは排液の処理に対しては極めて有用である
。Effects of the Invention 1 As explained above, according to the present invention, the driving WJJ liquid is ejected into the flow path in a ring shape, and the contact area between the driving liquid and the fluid to be treated is increased. , it is possible to secure a larger suction amount than before, and to improve the efficiency of the interaction between the driving liquid and the fluid to be treated downstream of the nozzle.
It is extremely useful for treating exhaust gas or waste liquid.
第１図は本発明に係るエジェクタ装置の好適イ１第１実
施例を示す要部断面図、
第２図は本発明の第２実施例を示し、ノズルが所定角反
円錐状に傾斜していることを特徴とする要部断面図、
第３図は本発明の第３実施例を示しノズルの一部に流路
外側面を利用した実施例を示す要部断面図、
第４図は本発明に係るエジェクタ装置が適用された１月
ガス洗浄装置の概略説明図、
第５図は従来のエジェクタ装置を示ず要部断面図である
。
１０ ・・・ 流路
２２．１２２ ・・・ ノズル
２２ｂ ・・・ リングスリット部
１００ ・・・ 被処理流体
２００ ・・・ 駆動液。FIG. 1 is a sectional view of a main part showing a preferred first embodiment of the ejector device according to the present invention. FIG. FIG. 3 is a cross-sectional view of a main part of a third embodiment of the present invention, and FIG. FIG. 5 is a schematic explanatory diagram of a gas cleaning device to which the ejector device according to the invention is applied. FIG. 5 is a sectional view of the main part without showing the conventional ejector device. 10... Channel 22, 122... Nozzle 22b... Ring slit portion 100... Fluid to be treated 200... Driving liquid.
Claims (1)
ノズルが配設され、駆動液の噴出によって被処理流体を
吸引するエジェクタ装置において、前記ノズルは駆動液
を流路中にリング状に噴出するために円環形状に形成さ
れ、駆動液と被処理流体との接触面積を増加して被処理
流体の吸込み量効率を増加させたことを特徴とするエジ
ェクタ装置。(1) In an ejector device in which a nozzle through which a driving liquid is guided is disposed in a part of a flow path leading to an unprocessed fluid, and the fluid to be treated is sucked by ejecting the driving liquid, the nozzle directs the driving liquid into the flow path. An ejector device characterized in that it is formed in an annular shape for ejecting in a ring shape, and increases the contact area between the driving liquid and the fluid to be treated, thereby increasing the suction amount efficiency of the fluid to be treated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60166289A JPS6227030A (en) | 1985-07-26 | 1985-07-26 | Ejector device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60166289A JPS6227030A (en) | 1985-07-26 | 1985-07-26 | Ejector device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6227030A true JPS6227030A (en) | 1987-02-05 |
Family
ID=15828590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60166289A Pending JPS6227030A (en) | 1985-07-26 | 1985-07-26 | Ejector device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6227030A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6487560A (en) * | 1987-09-30 | 1989-03-31 | Nippon Steel Corp | Tough and oxidation-resistant sic sintered body and its production |
| US5452955A (en) * | 1992-06-25 | 1995-09-26 | Vattenfall Utvecking Ab | Device for mixing two fluids having different temperatures |
| WO1999037162A1 (en) * | 1998-01-23 | 1999-07-29 | Stichting Nederlands Instituut Voor Zuivelonderzoek (Nizo) | Method for preparing cheese |
| WO2000074831A1 (en) * | 1999-06-09 | 2000-12-14 | Aeroflo (Proprietary) Limited | Method and device for mixing gases |
| CN105492110A (en) * | 2013-07-11 | 2016-04-13 | 赢创德固赛有限公司 | Method for producing silicic acid with variable thickening |
-
1985
- 1985-07-26 JP JP60166289A patent/JPS6227030A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6487560A (en) * | 1987-09-30 | 1989-03-31 | Nippon Steel Corp | Tough and oxidation-resistant sic sintered body and its production |
| US5452955A (en) * | 1992-06-25 | 1995-09-26 | Vattenfall Utvecking Ab | Device for mixing two fluids having different temperatures |
| WO1999037162A1 (en) * | 1998-01-23 | 1999-07-29 | Stichting Nederlands Instituut Voor Zuivelonderzoek (Nizo) | Method for preparing cheese |
| WO2000074831A1 (en) * | 1999-06-09 | 2000-12-14 | Aeroflo (Proprietary) Limited | Method and device for mixing gases |
| CN105492110A (en) * | 2013-07-11 | 2016-04-13 | 赢创德固赛有限公司 | Method for producing silicic acid with variable thickening |
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