JPH06296852A - Chemical reaction treatment using centrifugal field - Google Patents
Chemical reaction treatment using centrifugal fieldInfo
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- JPH06296852A JPH06296852A JP11249493A JP11249493A JPH06296852A JP H06296852 A JPH06296852 A JP H06296852A JP 11249493 A JP11249493 A JP 11249493A JP 11249493 A JP11249493 A JP 11249493A JP H06296852 A JPH06296852 A JP H06296852A
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- Japan
- Prior art keywords
- liquid
- centrifugal force
- chemical reaction
- force field
- treated
- Prior art date
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- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/28—Moving reactors, e.g. rotary drums
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、遠心分離機などの遠心
力場発生装置により発生した高圧状態において、被処理
液を化学反応処理する遠心力場を利用した化学反応処理
方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a chemical reaction treatment method utilizing a centrifugal force field for subjecting a liquid to be treated to a chemical reaction under a high pressure generated by a centrifugal field generator such as a centrifuge.
【０００２】[0002]
【従来の技術】超臨界状態の水は、酸触媒などを添加し
なくても高いイオン反応場となり、またそのイオン積や
誘電率などの物性を若干の温度や圧力により大幅に制御
することができる。従って、超臨界水を反応溶媒として
用いれば、高い反応速度と反応選択性の制御が期待でき
る。高圧条件（超臨界または亜臨界）の水を溶媒とした
反応系について、最近いくつかの研究報告が見られる
が、実用化された例は未だ多くない。代表的な研究とし
て、次のようなものが知られている。2. Description of the Related Art Water in a supercritical state becomes a high ionic reaction field without addition of an acid catalyst, etc., and physical properties such as its ionic product and dielectric constant can be greatly controlled by some temperature and pressure. it can. Therefore, if supercritical water is used as a reaction solvent, high reaction rate and control of reaction selectivity can be expected. Although several research reports have been recently made on reaction systems using water as a solvent under high-pressure conditions (supercritical or subcritical), there are still few examples that have been put to practical use. The following are known as typical studies.
【０００３】フロン、塩素系溶剤の分解、無害化。 バイオマスの加水分解。 ＰＣＢ、農薬などを含む排水の分解処理。 排水、汚泥中の有機物の湿式酸化。 水熱反応場としての利用。 金属塩水溶液からの超微粒子酸化物の製造。 廃液からの金属回収。Decomposition and detoxification of freon and chlorine solvents. Hydrolysis of biomass. Decomposition of wastewater containing PCB, agricultural chemicals, etc. Wet oxidation of organic matter in wastewater and sludge. Use as a hydrothermal reaction field. Production of ultrafine particle oxide from aqueous solution of metal salt. Metal recovery from waste liquid.
【０００４】上記の分解反応は、一般的に高圧ほど生起
し易く、また生成物も酸化物となり易い。従って、反応
系によっては、低温、低圧で反応が生じなかったり、生
成物が酸化物にならない（水酸化物や水和物となる）場
合や、また反応速度が遅く、工業化が困難な場合があ
る。Generally, the above decomposition reaction is more likely to occur at higher pressures, and the product is more likely to be an oxide. Therefore, depending on the reaction system, there may be cases where the reaction does not occur at low temperature and low pressure, the product does not become an oxide (becomes a hydroxide or a hydrate), or the reaction rate is slow and industrialization is difficult. is there.
【０００５】そこで、一般には、オートクレーブを使用
して、反応を水の高圧（超臨界または亜臨界）条件で実
施することにより、上記のような種々の障害を取り除く
ことができる。その工業規模の連続処理プロセスとし
て、高圧ポンプを使用したモーダー（Ｍｏｄｅｒ）法が
知られており、その他にも１，０００〜１，２００ｍの
深い井戸を掘削し、この井戸の水柱圧を利用して高圧を
得る方法としてオランダで開発されたヴェルテック液相
酸化システムが知られている。Therefore, in general, an autoclave is used to carry out the reaction under a high pressure (supercritical or subcritical) condition of water, whereby the above various obstacles can be eliminated. As a continuous treatment process on an industrial scale, a Moder method using a high-pressure pump is known. In addition, a deep well of 1,000 to 1,200 m is drilled and the water column pressure of this well is used. The Veltech liquid phase oxidation system developed in the Netherlands is known as a method for obtaining high pressure at high temperature.
【０００６】[0006]
【発明が解決しようとする課題】ところで、モーダー法
では、実用上の問題点として、高圧発生用のポンプが必
要であり、多くの動力を要する。また、大型になって動
力回収を図る場合にはタービンが必要になる。また、反
応器は、高圧容器を用いるので装置全体がコスト高にな
り、保守・運転も難しい。By the way, in the moder method, as a practical problem, a pump for generating a high pressure is required and a lot of power is required. In addition, a turbine is required when the size is increased to recover power. Moreover, since the reactor uses a high-pressure vessel, the cost of the entire apparatus becomes high, and maintenance and operation are difficult.
【０００７】また、ヴェルテック液相酸化システムで
は、１，０００〜１，２００ｍという深い井戸を掘削す
る必要があり、小型の反応装置として使用することは困
難である。Further, in the VELTEC liquid phase oxidation system, it is necessary to drill a deep well of 1,000 to 1,200 m, and it is difficult to use it as a small reactor.
【０００８】そこで、本発明者は、小容量で比較的低圧
範囲の反応条件（１００〜２００ｋｇ／ｃｍ2 ）に対応
できる方法として、遠心力を利用する方法を開発するに
到ったものである。Therefore, the inventor of the present invention has developed a method utilizing centrifugal force as a method capable of responding to reaction conditions (100 to 200 kg / cm 2 ) in a small volume and a relatively low pressure range. .
【０００９】本発明は、このような従来技術を背景にな
されたもので、設備コストが安価で、しかも小容量で比
較的動力費のかからない方法で亜臨界または超臨界状態
（以下、本発明では「高圧」という）で被処理液を化学
反応処理できる遠心力場を利用した化学反応処理方法を
提供することを目的とする。The present invention has been made against the background of such a conventional technique, and is in a subcritical or supercritical state (hereinafter referred to as "the present invention" by a method that requires a low equipment cost, a small capacity, and a relatively low power cost). It is an object of the present invention to provide a chemical reaction treatment method utilizing a centrifugal force field capable of chemically treating a liquid to be treated at “high pressure”.
【００１０】[0010]
【課題を解決するための手段】本発明は、遠心力場発生
装置内に被処理液を導入し、前記遠心力場発生装置を作
動させて得られた高圧状態下で前記被処理液の化学反応
処理を促進させることを特徴とする遠心力場を利用した
化学反応処理方法を提供するものである。According to the present invention, a liquid to be treated is introduced into a centrifugal force field generator, and the liquid to be treated is chemically treated under a high pressure obtained by operating the centrifugal force field generator. It is intended to provide a chemical reaction treatment method utilizing a centrifugal force field, which is characterized by accelerating the reaction treatment.
【００１１】なお、ここでいう亜臨界状態とは、臨界点
（水の場合、温度３７４．２℃、圧力２１８．３ａｔ
ｍ）より低い条件下をいい、また超臨界状態とは、臨界
点以上の条件下をいう。The subcritical state here means a critical point (in the case of water, the temperature is 374.2 ° C., the pressure is 218.3 at).
m) is lower than the above condition, and the supercritical state is a condition above the critical point.
【００１２】[0012]
【作用】本発明の遠心力場を利用した化学反応処理方法
は、遠心力場発生装置内に被処理液（反応剤、酸化剤を
含む）を導入する。次いで、この遠心力場発生装置を作
動させて装置内に高圧状態を作り出し、この環境下で被
処理液の化学反応処理を促進させるようにしたので、従
来の大型な工業設備を用いなくても遠心力場発生装置と
いう比較的小型の装置を用いて高圧状態を作り出すこと
ができ、これにより設備コストが安価になり、所要動力
も減少して比較的小容量にも対応できるようになった。In the chemical reaction treatment method utilizing the centrifugal force field of the present invention, the liquid to be treated (including the reaction agent and the oxidizing agent) is introduced into the centrifugal force field generator. Then, by operating this centrifugal force field generator to create a high-pressure state inside the device, and to accelerate the chemical reaction treatment of the liquid to be treated in this environment, it is possible to use conventional large-scale industrial equipment. A high-pressure state can be created by using a relatively small device called a centrifugal force field generator, which reduces the equipment cost, reduces the required power, and can cope with a relatively small capacity.
【００１３】[0013]
【実施例】以下、本発明の実施例を図面に基づいて詳細
に説明する。まず、本発明の第１実施例の遠心力場を利
用した化学反応処理方法を説明する。Embodiments of the present invention will now be described in detail with reference to the drawings. First, a chemical reaction treatment method using a centrifugal force field according to the first embodiment of the present invention will be described.
【００１４】図１は、本発明の第１実施例の遠心力場を
利用した化学反応処理方法に使用される遠心力場発生装
置の断面図であり、第１実施例の遠心力場を利用した化
学反応処理方法に使用される遠心力場発生装置１０は、
両端面にシャフト１１を突設した円柱形の本体部１２を
有している。本体部１２の内縁部には被処理液ａの筒状
の反応部１３を形成しており、被処理液ａの供給口１３
ａと排出口１３ｂが両シャフト１１の元部側にそれぞれ
配置されている。本体部１２は、図外の加熱用ジャケッ
トを備えたケーシング内に収納されており、本体部１２
はシャフト１１に接続された駆動系により高速回転させ
られる。FIG. 1 is a cross-sectional view of a centrifugal force field generator used in a chemical reaction treatment method utilizing a centrifugal force field according to the first embodiment of the present invention. The centrifugal force field according to the first embodiment is used. The centrifugal force field generator 10 used in the chemical reaction treatment method
It has a cylindrical main body 12 having shafts 11 protruding from both end surfaces. A tubular reaction part 13 for the liquid to be treated a is formed on the inner edge of the main body 12, and a supply port 13 for the liquid to be treated a is formed.
a and a discharge port 13b are arranged on the base side of both shafts 11, respectively. The main body 12 is housed in a casing having a heating jacket (not shown),
Is rotated at high speed by a drive system connected to the shaft 11.
【００１５】被処理液ａは、遠心力場発生装置１０の用
途に応じて異なり、例えばフロン、塩素系溶剤の分解、
無害化を目的とする場合にはフロンや塩素系溶剤、また
バイオマスの加水分解を目的とする場合にはバイオマス
溶液、さらにＰＣＢ、農薬などを含む排水の処理の場合
にはこれらを含む排水、さらにまた排水や汚泥中の有機
物の湿式酸化の場合には有機物を含む排水と酸化剤、ま
た金属塩水溶液から超微粒子酸化物を製造する場合には
金属塩水溶液、廃液からの金属回収の場合には金属を含
む廃液などが採用される。The liquid a to be treated differs depending on the use of the centrifugal force field generator 10, and is, for example, CFCs, chlorine-based solvent decomposition,
CFCs and chlorinated solvents for detoxification, biomass solutions for hydrolysis of biomass, and wastewater containing these for the treatment of wastewater containing PCB, agricultural chemicals, etc. In the case of wet oxidation of organic matter in wastewater and sludge, wastewater containing organic matter and an oxidizing agent, in the case of producing ultrafine particle oxides from aqueous solution of metal salt, aqueous solution of metal salt, and in case of recovery of metal from waste solution, Waste liquid containing metal is adopted.
【００１６】また、遠心力場発生装置１０は、軸の同一
側より給液と排液を行うことが可能であり、その場合の
装置の断面図を図２に、遠心力場発生装置２０として示
す。この場合、反応部２３の長さに対し、装置全高を著
しく低くすることができる。The centrifugal force field generator 10 is capable of supplying and discharging liquid from the same side of the shaft, and a sectional view of the device in that case is shown in FIG. 2 as a centrifugal force field generator 20. Show. In this case, the overall height of the apparatus can be significantly reduced with respect to the length of the reaction section 23.
【００１７】次に、超臨界水を用いた湿式酸化を説明す
る。湿式酸化とは、一般に水の存在下で酸素と、懸濁も
しくは溶解した有機物との間に起こる化学反応を表すた
めに使用される言葉であり、湿式酸化は焼却するには希
薄すぎたり、生物的に処理するには濃すぎたり有毒であ
るような、危険な有機物の処理に適している。例えば、
有機物を高濃度に含む化学排水（染料排水や有機酸な
ど）に対して、温度が３２１〜３２９℃、圧力が１５
６．５〜１９０．５ａｔｍの条件で操作される亜臨界湿
式酸化は、ＣＯＤを９７％以上除去できる。Next, the wet oxidation using supercritical water will be described. Wet oxidation is a term generally used to describe the chemical reaction between oxygen and suspended or dissolved organic matter in the presence of water, wet oxidation is too dilute to be incinerated or biological. It is suitable for the treatment of hazardous organic substances which are too thick or toxic to be treated effectively. For example,
For chemical wastewater (such as dye wastewater and organic acid) that contains a high concentration of organic matter, the temperature is 321 to 329 ° C and the pressure is 15
Subcritical wet oxidation operated under the conditions of 6.5 to 190.5 atm can remove COD by 97% or more.
【００１８】超臨界状態において、水は有機物質を良く
溶かす溶媒になる。加えて、酸素や他の多くのガスはど
のような割合でも溶解する。これらの特性と高い操作温
度から、有機物質をＣＯ2 と水に分解する効率は、９
９．９９％以上である。反応器から流出してくる水はほ
とんど純粋であり、そののちの処理を必要としない。ハ
ロゲンや硫黄を含む無機物質は、適当なカチオンを添加
してやることにより、塩として沈澱させることができ
る。超臨界湿式酸化プロセスは、１〜２０重量％の有機
物質を含む水溶性の廃棄物を、亜臨界プロセスよりも効
果的に処理できると報告されている。例えばモーダー
（Ｍｏｄｅｒ）社はＰＣＢを含むような廃棄物でさえ、
６４５℃、滞留時間５秒で９９．９９％以上分解できる
と発表している。In the supercritical state, water becomes a solvent that dissolves organic substances well. In addition, oxygen and many other gases dissolve in any proportion. Due to these characteristics and high operating temperature, the efficiency of decomposing organic substances into CO 2 and water is 9
It is 9.99% or more. The water leaving the reactor is almost pure and requires no further treatment. An inorganic substance containing halogen or sulfur can be precipitated as a salt by adding an appropriate cation. The supercritical wet oxidation process is reported to be able to treat water-soluble wastes containing 1 to 20% by weight of organic substances more effectively than the subcritical process. For example, Moder, even waste that contains PCBs,
It has been announced that it can decompose 99.99% or more at 645 ° C and a residence time of 5 seconds.
【００１９】湿式酸化の律速要素の一つは、水中への酸
素の溶解度が限られることであり、また気液界面の物質
移動抵抗も大きな問題点であって、これらを解消するこ
とで湿式酸化による有機物の分解効率は大きく向上する
こと知られている。One of the rate-determining factors of the wet oxidation is that the solubility of oxygen in water is limited, and the mass transfer resistance at the gas-liquid interface is also a serious problem. It is known that the decomposition efficiency of organic substances due to is greatly improved.
【００２０】次に、同じく図１を参照しながら、第１実
施例の遠心力場発生装置１０を用いて、本発明の第１実
施例の遠心力場を利用した化学反応処理方法を説明す
る。Next, also referring to FIG. 1, a description will be given of a chemical reaction treatment method using the centrifugal force field of the first embodiment of the present invention, using the centrifugal force field generator 10 of the first embodiment. .
【００２１】図１に示すように、高温のケーシング内
で、供給口１３ａから反応部１３内に被処理液ａを供給
し、シャフト１１を中心にして本体部１２を高速回転さ
せて、被処理液ａ中の水をケーシングからの熱と遠心力
の圧力により高温高圧の亜臨界水または超臨界水とな
す。この環境下で、被処理液ａはその用途に応じた適宜
化学反応処理が促進される。反応が終わった被処理液ａ
は、排出口１３ｂから排出される。As shown in FIG. 1, the liquid to be treated a is supplied from the supply port 13a into the reaction part 13 in the high temperature casing, and the main body 12 is rotated at a high speed around the shaft 11 to perform the treatment. The water in the liquid a is made into high-temperature and high-pressure subcritical water or supercritical water by the heat from the casing and the pressure of centrifugal force. Under this environment, the liquid a to be treated is appropriately subjected to chemical reaction treatment according to its use. Liquid to be treated a for which reaction has ended
Is discharged from the discharge port 13b.
【００２２】このように、遠心力場発生装置１０を作動
させて装置１０内に高圧状態を作り出し、この環境下で
被処理液ａの化学反応処理を促進させるようにしたの
で、従来の大型の工業設備を用いなくても遠心力場発生
装置という比較的小型の装置を用いて高圧状態を作り出
すことができ、これにより設備コストが安価になり、小
容量で比較的低圧の反応条件にも対応できる。この場
合、図２に示すような構造の遠心力場発生装置２０でも
よい。In this way, the centrifugal force field generator 10 is operated to create a high-pressure state in the apparatus 10, and the chemical reaction treatment of the liquid to be treated a is promoted under this environment. It is possible to create a high-pressure state by using a relatively small device called a centrifugal force field generator without using industrial equipment, which reduces the equipment cost and supports reaction conditions of small volume and relatively low pressure. it can. In this case, the centrifugal force field generator 20 having the structure shown in FIG. 2 may be used.
【００２３】次に、図３を参照して本発明の第２実施例
の遠心力場を利用した化学反応処理方法を説明する。図
３は本発明の第２実施例の処理方法に使用される遠心力
場発生装置の断面図であり、第２実施例の遠心力場発生
装置３０は、本体部３２の内部に、１回だけ屈曲する筒
状の仕切板３４を設けたものである。Next, a chemical reaction treatment method using a centrifugal force field according to the second embodiment of the present invention will be described with reference to FIG. FIG. 3 is a cross-sectional view of a centrifugal force field generator used in the processing method of the second embodiment of the present invention. The centrifugal force field generator 30 of the second embodiment is installed inside the main body 32 once. A cylindrical partition plate 34 that bends only is provided.
【００２４】供給口３３ａから被処理液ａを反応部３３
内に導入すると、被処理液ａが反応部３３の下側から反
応部３３の上側に達した頃に充分は反応が行われ、反応
熱が出る。この反応熱により、反応がまだ充分でない反
応部３３の入口の被処理液ａと熱交換が行われて、反応
部３３の内側の被処理液ａが加熱されるので、ケーシン
グのジャケットの加熱を比較的低く抑えることができ
る。反応終了後の被処理液ａは、供給口３３ａが設けら
れた側の排出口３３ｂから排出される。他の構成および
作用は第１実施例と同様であるので説明を省略する。The liquid to be treated a is supplied from the supply port 33a to the reaction section 33.
When introduced into the inside, when the liquid to be treated a reaches the upper side of the reaction part 33 from the lower side of the reaction part 33, the reaction is sufficiently performed and the reaction heat is generated. This reaction heat causes heat exchange with the liquid a to be treated at the inlet of the reaction section 33, which is not sufficient in reaction, and heats the liquid a to be treated inside the reaction unit 33. It can be kept relatively low. The liquid to be treated a after the reaction is discharged from the discharge port 33b on the side where the supply port 33a is provided. The rest of the configuration and operation are the same as in the first embodiment, so a description thereof will be omitted.
【００２５】以上、本発明の実施例を説明したが、本発
明はこれらの実施例に限定されるものではなく、要旨を
逸脱しない範囲での設計変更などがあっても本発明に含
まれる。Although the embodiments of the present invention have been described above, the present invention is not limited to these embodiments, and the invention is included in the present invention even if there are design changes and the like without departing from the scope of the invention.
【００２６】例えば、実施例では、反応部内の被処理液
を主にケーシングからの熱により加熱したが、これに限
定しなくても、反応部に供給される前の被処理液を例え
ば外部熱交換器により加熱したり、本体部内に内設した
例えばスチーム加熱や電気加熱により加熱したりしても
よい。また、輻射加熱としてハロゲンランプ、赤外線ラ
ンプを用いたり、誘導加熱、マイクロ波加熱、高温ガス
吹き付け加熱などを採用してもよい。また、大量の発熱
がある湿式酸化のような場合には、本体部内に熱交換器
を設けることもできる。For example, in the embodiment, the liquid to be treated in the reaction part is heated mainly by the heat from the casing, but without being limited to this, the liquid to be treated before being supplied to the reaction part is heated by, for example, external heat. It may be heated by an exchanger or heated by, for example, steam heating or electric heating provided inside the main body. Further, a halogen lamp or an infrared lamp may be used as the radiant heating, or induction heating, microwave heating, high temperature gas blowing heating, or the like may be adopted. In addition, in the case of wet oxidation that generates a large amount of heat, a heat exchanger can be provided inside the main body.
【００２７】[0027]
【発明の効果】本発明の遠心力場を利用した化学反応処
理方法は、このように遠心力場発生装置を作動させて装
置内に高圧（亜臨界または超臨界）状態を作り出し、こ
の環境下で被処理液の化学反応処理を促進させるように
したので、従来の大型な工業設備を用いなくても遠心力
場発生装置という比較的小型の装置を用いて高圧状態を
作り出すことができ、これにより設備コストが安価にな
り、消費電力が少なく小容量で比較的低圧の反応条件に
も対応できるという効果が得られる。According to the chemical reaction treatment method utilizing the centrifugal force field of the present invention, the centrifugal force field generator is operated in this way to create a high pressure (subcritical or supercritical) state in the apparatus, and under this environment. Since it is designed to accelerate the chemical reaction treatment of the liquid to be treated, it is possible to create a high pressure state using a relatively small device called a centrifugal force field generator without using conventional large industrial equipment. As a result, the equipment cost is reduced, the power consumption is small, the capacity is small, and the reaction conditions of relatively low pressure can be supported.
【図１】本発明の第１実施例の遠心力場を利用した化学
反応処理方法に使用される遠心力場発生装置の断面図で
ある。FIG. 1 is a cross-sectional view of a centrifugal force field generator used in a chemical reaction treatment method using a centrifugal force field according to a first embodiment of the present invention.
【図２】本発明の第１実施例の処理方法に使用される片
持型遠心力場発生装置の断面図である。FIG. 2 is a cross-sectional view of a cantilever type centrifugal force field generator used in the processing method of the first embodiment of the present invention.
【図３】本発明の第２実施例の処理方法に使用される反
応熱回収のできる遠心力場発生装置の断面図である。FIG. 3 is a cross-sectional view of a centrifugal force field generator capable of recovering reaction heat used in the treatment method of the second embodiment of the present invention.
１０、２０、３０ 遠心力場発生装置 １１、２１、３１ シャフト １２、２２、３２ 本体部 １３、２３、３３ 反応部 １３ａ、２３ａ、３３ａ 供給口 １３ｂ、２３ｂ、３３ｂ 排出口 ａ 被処理液 10, 20, 30 Centrifugal force field generator 11, 21, 31 Shaft 12, 22, 32 Main body part 13, 23, 33 Reaction part 13a, 23a, 33a Supply port 13b, 23b, 33b Discharge port a Liquid to be treated
Claims (1)
し、前記遠心力場発生装置を作動させて得られた高圧状
態下で前記被処理液の化学反応処理を促進させることを
特徴とする遠心力場を利用した化学反応処理方法。1. A liquid to be treated is introduced into the centrifugal force field generator, and the chemical reaction treatment of the liquid to be treated is accelerated under a high pressure obtained by operating the centrifugal force field generator. And a chemical reaction treatment method using a centrifugal force field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5112494A JP2715238B2 (en) | 1993-04-16 | 1993-04-16 | Chemical reaction processing method using centrifugal force field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5112494A JP2715238B2 (en) | 1993-04-16 | 1993-04-16 | Chemical reaction processing method using centrifugal force field |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH06296852A true JPH06296852A (en) | 1994-10-25 |
| JP2715238B2 JP2715238B2 (en) | 1998-02-18 |
Family
ID=14588058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5112494A Expired - Lifetime JP2715238B2 (en) | 1993-04-16 | 1993-04-16 | Chemical reaction processing method using centrifugal force field |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2715238B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002301363A (en) * | 2001-04-09 | 2002-10-15 | Eiji Nishimoto | Contaminated liquid treatment device |
| JP2012050937A (en) * | 2010-09-01 | 2012-03-15 | Ricoh Co Ltd | Waste liquid treatment apparatus |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515673A (en) * | 1978-07-21 | 1980-02-02 | Hitachi Zosen Corp | Chemical reaction inducing method |
-
1993
- 1993-04-16 JP JP5112494A patent/JP2715238B2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5515673A (en) * | 1978-07-21 | 1980-02-02 | Hitachi Zosen Corp | Chemical reaction inducing method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002301363A (en) * | 2001-04-09 | 2002-10-15 | Eiji Nishimoto | Contaminated liquid treatment device |
| JP2012050937A (en) * | 2010-09-01 | 2012-03-15 | Ricoh Co Ltd | Waste liquid treatment apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2715238B2 (en) | 1998-02-18 |
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