WO2002020123A1 - Procede et dispositif de filtration de fluide residuaire - Google Patents

Procede et dispositif de filtration de fluide residuaire Download PDF

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Publication number
WO2002020123A1
WO2002020123A1 PCT/JP2001/007201 JP0107201W WO0220123A1 WO 2002020123 A1 WO2002020123 A1 WO 2002020123A1 JP 0107201 W JP0107201 W JP 0107201W WO 0220123 A1 WO0220123 A1 WO 0220123A1
Authority
WO
WIPO (PCT)
Prior art keywords
pressure
tank
waste liquid
waste
introduction tank
Prior art date
Application number
PCT/JP2001/007201
Other languages
English (en)
Japanese (ja)
Inventor
Masahide Uchino
Original Assignee
Japan Field Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Japan Field Co., Ltd. filed Critical Japan Field Co., Ltd.
Priority to AU2001280114A priority Critical patent/AU2001280114A1/en
Publication of WO2002020123A1 publication Critical patent/WO2002020123A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/04—Controlling the filtration
    • B01D37/046—Controlling the filtration by pressure measuring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/12—Drying solid materials or objects by processes not involving the application of heat by suction

Definitions

  • the present invention relates to a filtration method for removing dirt from a cleaning liquid used for cleaning an object to be cleaned, a plating liquid, a processing liquid used for cutting or rolling, a processing liquid used for a surface treatment step, and other waste liquids. It concerns the device. Background art
  • a filtration device (4) is provided from a waste liquid storage tank (2) containing a waste liquid (1) using a pump (3).
  • the waste liquid (1) is filtered by feeding the waste liquid (1) to the wastewater (1), and the waste liquid (1) is recovered by returning the filtered waste liquid (1) to the waste liquid storage tank (2). It is circulating for filtration.
  • the pump when the pump is used in a filtration device, the pump may be damaged or cannot be pumped due to the size and material of the particles contained in the waste liquid.
  • the flow rate is determined by the capacity of the pump, so rapid movement of wastewater is restricted, and rapid filtration of wastewater is often difficult. In other words, it is difficult to transfer wastewater rapidly by using a pump.
  • the present invention is intended to solve the above-described problems.
  • the present invention aims to solve the above-mentioned problems by transferring a sewage to a filtration means without using a pump, and treating the pump with chemical resistance and heat resistance. Make sure that you are not restricted by gender.
  • the filter operation can be performed promptly regardless of the size and material of the particle diameter contained in the waste liquid. Then, a rapid liquid transfer is performed, and a quick liquid transfer from the waste liquid storage section to the filtration tank enables a quick filtration operation of the waste liquid.
  • waste that has accumulated on the lower bottom of the waste storage section will be quickly introduced into the filtration means together with the waste liquid, making it possible to introduce the accumulated waste, which was difficult using a pump. It also makes it easier to dry filth removed from sewage. In order to obtain a filtration device that is easy to carry out, removes waste liquid that has a negative impact on the environment when disposing of waste material, enables disposal of waste material after drying, and allows for environmental consideration. Is what you do.
  • the present invention utilizes a negative pressure due to the reduced pressure to introduce a waste liquid into a reduced-pressure introduction tank connected to a reduced-pressure mechanism, and the waste liquid is introduced from the introduction side to the discharge side.
  • the method is characterized in that a means for filtering waste liquid is disposed in a flow path leading to the wastewater, and that the waste liquid is filtered by the filtering means.
  • the apparatus for realizing the above invention is connected to a pressure reducing mechanism, and the pressure is reduced.
  • the vacuum is introduced using the negative pressure resulting from the reduced pressure, and the vacuum introducing tank capable of discharging the waste liquid.
  • a filtering means disposed in a flow path from the introduction side to the discharge side of the reduced-pressure introduction tank to filter waste liquid.
  • the depressurization introduction tank may be one in which a pressurized gas can be introduced and the filtered liquid can be discharged by the pressure of the pressurized gas.
  • the vacuum introduction tank may be one in which the inside of the tank is decompressed and the remaining waste can be dried under reduced pressure.
  • the present invention is configured as described above.
  • the pressure in the introduction tank is reduced by the pressure reducing mechanism. If the waste liquid storage unit and the vacuum introduction tank are communicated with each other in the reduced pressure state in the vacuum introduction tank, the waste liquid is rapidly transferred into the vacuum introduction tank by negative pressure. Since this transfer does not use a pump, the wastewater in the wastewater storage section can move rapidly and rapidly according to the reduced pressure state of the vacuum introduction tank.
  • the wastewater is transferred to the filtration means without using a pump, there is no restriction on the chemical resistance and heat resistance of the pump to be treated.
  • the filtration operation can be performed quickly irrespective of the size and material of the particle diameter contained in the waste liquid.
  • waste that has accumulated on the lower bottom of the waste storage section is quickly introduced into the filtration means together with the waste, and a pump is used. It would be possible to introduce the accumulated waste, which was difficult in the previous work.
  • the filtration means may be disposed in the flow path from the introduction side to the discharge side of the waste liquid into the vacuum introduction tank, and the vacuum introduction tank may be provided on the inflow side of the waste liquid. It may be provided on the outflow side of the waste liquid from the tank, or may be provided in the vacuum introduction tank. Then, the waste liquid is filtered by the filtering means in the flow path of the waste liquid. The wastewater filtered by the filtration means may be restored to the wastewater storage section, and the wastewater may be filtered while being circulated, or may be stored at another appropriate position. good.
  • the waste liquid when the waste liquid is introduced into the vacuum introduction tank and the waste contained in the waste liquid accumulates in the vacuum introduction tank by filtration, the waste is directly removed from the vacuum introduction tank.
  • the waste liquid such as the cleaning solvent, cutting oil, and plating liquid, attached to the waste, and this will affect the environment. High impact is not desirable.
  • the decompression mechanism by operating the decompression mechanism in a state in which dirt is accumulated in the decompression introduction tank, if the inside of the decompression introduction tank is set to a negative pressure state, the dirt in the decompression introduction tank to which the liquid is attached can be removed.
  • the waste liquid evaporates due to the lowering of the boiling point due to the reduced pressure, and is sucked into the pressure reducing mechanism.
  • the vacuum introduction tank By taking this out of the vacuum introduction tank, it is possible to make the waste free of liquid adhesion, to have little effect on the environment, and to make the treatment extremely easy.
  • the contaminated waste liquid is condensed and reused.
  • the filtration means is not provided only in the reduced-pressure introduction tank, but may be provided in the flow path from the introduction side to the discharge side of the waste liquid with respect to the reduced-pressure introduction tank. Therefore, the above-mentioned drying of the waste becomes effective when the filtering means is disposed in the pressure-reducing introduction tank or when the waste is introduced into the pressure-reducing tank using the pressure-reducing means.
  • the sewage adhering to the sewage remaining in the vacuum introduction tank can be removed to a considerable extent from the sewage by the pressurized gas and transferred to the target part.
  • the decompression mechanism is operated to reduce the pressure in the vacuum introduction tank, thereby reducing the amount of liquid adhering to the waste. Volatile drying accompanying lower boiling point can be further facilitated.
  • the waste liquid is transferred to the reduced-pressure introducing tank by the depressurizing means without using a pump, and is filtered in the transfer passage. Can do it.
  • the filtered waste can be easily dried by reducing the pressure in the vacuum introduction tank, and the effect on the environment can be minimized.
  • FIG. 1 is a sectional view showing an embodiment of the present invention.
  • FIG. 2 is a sectional view of a different embodiment of the present invention provided with an auxiliary tank.
  • FIG. 3 is a cross-sectional view showing a conventionally known filtration device.
  • BEST MODE FOR CARRYING OUT THE INVENTION-One embodiment of the present invention will be described below with reference to Fig. 1.
  • (10) is a waste liquid storage unit, and a tank for storing waste liquid (11) is provided. It may be a more formed one or a source of sewage.
  • the waste liquid (11) is stored in the waste liquid storage part (10).
  • This waste liquid (11) can be stored in the waste liquid storage part (10) before the filtration operation, or can be restored and stored after the filtration operation is completed.
  • the waste liquid (11) is a cleaning solvent for the object to be cleaned, a cutting oil, or a plating liquid used for plating, and is a liquid used for an appropriate industrial treatment.
  • a transfer pipe (12) is connected to the liquid discharge side of this waste liquid storage part (10), and this transfer pipe (12) is fixed to the liquid outlet side of the vacuum introduction tank (13).
  • a first on-off valve (14) is formed in the transfer pipe (12), and a pressure gauge (15) is provided between the first on-off valve (14) and the depressurization introduction tank (13). Deploy.
  • a second on-off valve (16) is arranged between the first on-off valve (14) and the pressure gauge (15) of the transfer pipe (12), and the second on-off valve (16) is interposed. To the pressure gas inlet (17).
  • a filtration means (18) such as a filter is formed in the vacuum introduction tank (13), and the filtration of the contaminated liquid (11) is performed by passing the filtration means (18) through the filtration means (18). It is possible.
  • a lid (20) for sealing the upper end is arranged in the vacuum introduction tank (13) via a packing (21) and the like, and an air release valve (22) is connected. .
  • a discharge pipe (23) of the waste liquid (11) is fixedly connected to a lower end on the liquid discharge side of the vacuum introduction tank (13) through a filtration means (18), This discharge pipe (23) is fixedly connected to the liquid introduction side of the waste liquid storage part (10) via a third on-off valve (24).
  • a second pressure gauge (25) is arranged between the third on-off valve (24) and the discharge pipe (23).
  • a fourth on-off valve (26) is disposed at a position through the third on-off valve (24) with respect to the waste liquid storage part (10).
  • a pressure reducing mechanism (28) such as a vacuum pump and an ejector mechanism is connected to a pressure reducing pipe (27) connected to the on-off valve (26).
  • a strainer (30) is arranged in a decompression pipe (27) between the fourth on-off valve (26) and a large-sized contaminant such as cutting chips flowing in. The introduction to the pressure reducing mechanism (28) is prevented.
  • the first on-off valve After closing the (14), the second on-off valve (16), the third on-off valve (24) and the atmosphere release valve (22), the fourth on-off valve (26) is opened and the pressure reducing mechanism ( Activate 8).
  • the pressure reducing mechanism (28) By the operation of the pressure reducing mechanism (28), the pressure in the pressure reducing introduction tank (13) is reduced.
  • the fourth on-off valve (26) is closed, and then the first on-off valve (14) is opened, thereby causing contamination.
  • the waste liquid in the liquid storage unit (10) is reduced Due to the negative pressure in 3), it is introduced into the vacuum introduction tank (1 3) via the transfer pipe (1 2).
  • the transfer of the waste liquid (11) to the filtration means (18) is performed without using a pump. Therefore, there is no restriction on the chemical resistance and heat resistance of the pump to be treated.
  • the filtration operation can be performed promptly regardless of the size and material of the particle diameter contained in the waste liquid (11).
  • the waste accumulated at the lower bottom of the waste storage part (10) was quickly introduced into the filtration means together with the waste (11), and the introduction of the accumulated waste, which was difficult with a pump, was difficult. Is also possible.
  • the waste liquid (11) is filtered by the filtration means (18).
  • a filter, a screen, or the like is disposed on the inner periphery of the vacuum introduction tank (13), and the filtration means ( The waste liquid (11) is returned to the waste liquid storage part (10) by passing through 18).
  • the restoration of the waste liquid (11) from the decompression introduction tank (13) to the waste liquid storage section (10) is performed by the first on-off valve (14), the second on-off valve (16), and the fourth on-off valve. After closing the valve (26), the air release valve (22) and the third on-off valve (24) are opened, so that the filtered waste liquid (11) can be stored in the waste liquid storage part (10). Can be restored. In this case, if the waste liquid storage section (10) is located below the vacuum introduction tank (13), the pressure of the waste liquid (11) is reduced by the weight of the waste liquid (11). ) Can be easily transferred to the waste liquid storage section (10).
  • waste liquid (11) can be restored to the waste liquid storage part (10) more quickly, or the waste liquid storage part (10) can be flush with the vacuum introduction tank (13). Or, when it is located further upward, the pressure gas is introduced from the pressure gas inlet (17) into the reduced-pressure introduction tank (13).
  • the transfer of the waste liquid (11) from the vacuum introduction tank (13) to the waste liquid storage part (10) using the pressurized gas is performed by the air release valve (22) and the first on-off valve (14). ) And the fourth on-off valve (26) are closed, and then the third on-off valve (24) is opened. As a result, the second on-off valve (16) is opened, and the pressurized gas is introduced into the reduced-pressure introduction tank (13) from the pressure gas inlet (17). By introducing the pressurized gas, the waste liquid (11) in the reduced-pressure introduction tank (13) can be forcibly transferred under pressure into the waste liquid storage part (10).
  • the waste liquid (11) in the vacuum introduction tank (13) is pressure-transferred to the waste liquid storage part (10) by the introduction of the pressurized gas, the waste liquid (11) can be quickly transferred. Not only is it possible, but also the waste liquid (11) remaining in the decompression introduction tank (13) and adhering to the waste is separated from the waste within a certain range, and the waste liquid storage part (10) side The waste will be drained because it is transferred to
  • the pressure gas will be released to the sewage collection unit (1).
  • the waste contained in the waste liquid (11) in the waste liquid storage part (10) floats in the waste liquid (11).
  • the pressure inside the vacuum introduction tank (13) is reduced and the waste liquid (11) in the waste liquid storage part (10) is sucked into the vacuum introduction tank (13), the waste will be reduced.
  • the transfer efficiency into the vacuum introduction tank (13) can be increased, and efficient filtration can be performed.
  • the fourth on-off valve (2 6) Is released, the pressure reducing mechanism (28) is operated, and the pressure in the vacuum introduction tank (13) is reduced.
  • the waste liquid (1 1) remaining in the vacuum introduction tank (13) and adhering to the contaminants is removed.
  • By removing contaminants adhering to the contaminants in this way it is possible to reduce environmental pollution caused by discarding solvents, cutting oils, and other liquids while keeping them adhered.
  • a condenser not shown
  • the filtering means (18) such as a filter installed in the vacuum introduction tank (13) is removable from the vacuum introduction tank (13), the filtering means By removing (18) from the vacuum introduction tank (13) and taking it outside from the vacuum introduction tank (13), it is extremely easy to remove dried contaminants.
  • the first on-off valve (14) and the third on-off valve (24) are, for example, butterfly valves and the like which have a low flow resistance of liquid and are not easily clogged by dirt. If it is used, the waste liquid (11) can be quickly introduced into the vacuum introduction tank (13) via the transfer pipe (12), and the waste liquid storage (10) from the vacuum introduction tank (13) can be used. It is possible to restore the waste liquid (11) to the wastewater.
  • the transfer pipe (12) and the discharge pipe (23) connected to the waste storage part (10) are connected to and detached from the waste storage part (10). If the transfer pipe (1 2) and the discharge pipe (2 3) can be connected to any waste liquid storage section (10), the decompression tank (13) can be connected to any waste liquid storage section. It is possible to transfer to the position where (10) is installed and to filter the filth (11) in any filth container (10), which significantly improves the efficiency of use as a filtration device. It can be increased.
  • the connection method of the transfer pipe (12) and the discharge pipe (23) to the above-mentioned optional waste storage section (10) is as follows. ⁇ ⁇
  • the discharge pipe (2 3) may be formed with a detachable opening, or the transfer pipe (1 2) and the discharge pipe (2 3) may be inserted from the upper part of the waste liquid storage section (10). You can use it.
  • the depressurization introduction tank (13) is one tank, and this one depressurization introduction tank (13) is directly connected to the decompression mechanism (28).
  • the wastewater (11) is introduced by depressurizing the inside of the) with the decompression mechanism (28).
  • the decompression inside the decompression introduction tank (13) is accompanied by the introduction of the waste liquid (11). Since the degree is reduced, only a small amount of sewage can be introduced than the volume of the vacuum introduction tank (13). For this reason, filtration is performed by introducing a waste liquid that is less than the filtration capacity of the vacuum introduction tank (13), which is not efficient.
  • the vacuum introduction tank (13) provided with the filtration means (18) for the waste liquid (11) is more than the vacuum introduction tank (13).
  • a large-capacity auxiliary pressure-reducing tank (13a) is connected, and the auxiliary pressure-reducing tank (13a) is connected to the wastewater storage unit (10), and an auxiliary pressure-reducing tank (13a) is connected.
  • a pressure reducing mechanism (28) is connected to 13a) to reduce the pressure in the auxiliary vacuum introducing tank (13a). Then, by introducing negative liquid from the waste liquid storage unit (10) using negative pressure into the auxiliary reduced pressure introduction tank (13a) in the reduced pressure state, the volume of the reduced pressure introduction tank (13) is reduced.
  • a larger amount of waste liquid (11) can be introduced into the auxiliary vacuum introducing tank (13a), which is the same as or larger than the volume of the vacuum introducing tank (13).
  • the vacuum introduction tank (13) can be introduced into the vacuum introduction tank (13). Since the vacuum introduction tank (13) can sufficiently introduce the waste liquid (11) corresponding to the filtration capacity, it is possible to reduce the size of the vacuum introduction tank (13). You can get it.
  • the auxiliary vacuum introduction tank (13a) is enlarged, the filtration operation is completed and the filtered wastewater (11) is discharged to the wastewater storage unit (10) or other destinations. Without performing decompression, etc., the remaining waste liquid (11) can be immediately introduced from the auxiliary vacuum introduction tank (13a) to the vacuum introduction tank (13) to perform filtration work. Filtering work can be repeated and quickly performed in a small vacuum introduction tank (13).
  • auxiliary vacuum introduction tank (13a) is arranged above the vacuum introduction tank (13), and the waste liquid (11) in the auxiliary vacuum introduction tank (13a) is gravity driven. To introduce it into the vacuum introduction tank (13).
  • the auxiliary pressure-reducing tank (13a) is connected to the pressure gas inlet (17), introduces the pressure gas, and removes the waste liquid (13a) in the auxiliary pressure-reducing tank (13a). 1) is reduced by the pressure of the pressurized gas. It may be possible to transfer to the pressure introduction tank (13).
  • the pressure in the introduction tank (13a) can be reduced.
  • the pressure reduction in the auxiliary pressure-reducing tank (13a) may be performed only in the auxiliary pressure-reducing inlet tank (13a).
  • the fifth opening / closing valve (32) is used. May be opened to reduce the pressure in the vacuum introduction tank (13) and the auxiliary vacuum introduction tank (13a) at the same time.
  • a large number of sewage liquids (11) can be introduced into the vacuum introduction tank (13) and the auxiliary vacuum introduction tank (13a) in one decompression operation, so that the number of times of decompression work is reduced.
  • the filtration means (18) is arranged in the reduced-pressure introduction tank (13).
  • the filtration means (18) is not always required to be arranged in the reduced-pressure introduction tank (13).
  • a filter (18) for filtering the waste liquid (11) may be arranged in a flow path from the introduction side to the discharge side of the waste liquid (11). The waste liquid can be filtered by the filtration means (18) during the introduction process or the discharge process into the vacuum introduction tank (13). Further, in the case of performing vacuum drying of the filth in the vacuum introduction tank (13), it is preferable to provide a filtration means in the vacuum introduction tank (13).
  • the present invention is configured as described above and does not use a pump in filtering liquid, it not only simplifies the mechanism but also reduces the liquid resistance and heat resistance of the pump which has been a problem in the past. No consideration is needed. In addition, even if there are large particles, chips and the like contained in the sewage, the sewage can be transferred without any problem, and if the pump is damaged, the pump is damaged. There is no difficulty in transferring sewage.
  • the decompression means since the decompression means is used, the transfer of the waste liquid to the decompression introduction tank can be performed extremely quickly, and a quick filtration operation can be performed.
  • the use of a decompression mechanism makes it extremely easy to dry filth remaining in the depressurization introduction tank after completion of filtration, thereby minimizing adverse effects on the environment in the treatment of filth.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Drying Of Solid Materials (AREA)
  • Treatment Of Sludge (AREA)

Abstract

L'invention concerne un procédé de filtration de fluide résiduaire capable, non seulement, d'éliminer l'utilisation d'une pompe et de simplifier un mécanisme de filtration de fluide, mais également, d'éliminer totalement le besoin de prises en considération des résistances fluidique et thermique de la pompe. Ce procédé comprend les étapes consistant à utiliser une pression négative engendrée par la décompression, à amener un fluide résiduaire (11) dans un réservoir d'amenée décomprimé (13) par un mécanisme de décompression (28) relié à celui-ci, à disposer un moyen de filtration (18) destiné au fluide résiduaire (11) dans un passage fluidique compris entre le côté admission et le côté évacuation du fluide résiduaire (11), et à filtrer le fluide résiduaire (11) avec le moyen de filtration (18). Grâce à un tel procédé, même si des particules et des débris importants sont présents dans le fluide résiduaire, celui-ci peut être transféré rapidement vers le réservoir d'amenée décomprimé par un moyen de décompression destiné à une filtration rapide et les déchets restants dans ledit réservoir après la filtration peuvent être séchés facilement.
PCT/JP2001/007201 2000-09-05 2001-08-23 Procede et dispositif de filtration de fluide residuaire WO2002020123A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2001280114A AU2001280114A1 (en) 2000-09-05 2001-08-23 Method and device for filtrating sewage fluid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000268811A JP3539680B2 (ja) 2000-09-05 2000-09-05 汚液の濾過方法及びその装置
JP2000-268811 2000-09-05

Publications (1)

Publication Number Publication Date
WO2002020123A1 true WO2002020123A1 (fr) 2002-03-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2001/007201 WO2002020123A1 (fr) 2000-09-05 2001-08-23 Procede et dispositif de filtration de fluide residuaire

Country Status (4)

Country Link
JP (1) JP3539680B2 (fr)
AU (1) AU2001280114A1 (fr)
TW (1) TWI233372B (fr)
WO (1) WO2002020123A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103994639A (zh) * 2014-06-06 2014-08-20 江苏洽爱纳机械有限公司 一种物料的干燥方法
CN109045797A (zh) * 2018-09-28 2018-12-21 深圳市宝美新能源有限公司 一种滑梯式自动排污型污水处理设备

Families Citing this family (7)

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Publication number Priority date Publication date Assignee Title
JP4311559B2 (ja) * 2004-12-17 2009-08-12 ジャパン・フィールド株式会社 表面処理液中の沈澱物の除去装置
JP4620599B2 (ja) * 2006-02-06 2011-01-26 アクトファイブ株式会社 異物除去処理装置
JPWO2009050783A1 (ja) * 2007-10-16 2011-02-24 ジャパン・フィールド株式会社 汚液の濾過方法及びその装置
JP4841538B2 (ja) * 2007-11-30 2011-12-21 野村マイクロ・サイエンス株式会社 濾過方法及び濾過装置
JP5075717B2 (ja) * 2008-04-03 2012-11-21 鹿島建設株式会社 残土処理装置
JP5586100B2 (ja) * 2011-10-27 2014-09-10 ジャパン・フィールド株式会社 汚液の濾過方法及びその装置
CN113041689A (zh) * 2021-04-02 2021-06-29 沧州信联化工有限公司 一种四甲基氢氧化铵生产用减压过滤装置及其使用方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183822A (ja) * 1983-04-05 1984-10-19 Mitsui Toatsu Chem Inc 自動試料供給装置
JPH03151008A (ja) * 1989-11-07 1991-06-27 Kanegafuchi Chem Ind Co Ltd 振動流動濾過乾燥機
JPH05253461A (ja) * 1992-03-10 1993-10-05 Chiyoda Kizai Kk 薬液圧送装置
US5749711A (en) * 1995-05-13 1998-05-12 Park; Sae Joon Automatic pneumatic pump including a tank with inlet and outlet and a pump connected to the inlet
JP2000342912A (ja) * 1999-06-03 2000-12-12 Japan Steel Works Ltd:The 研削液砥石粒除去方法及び装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59183822A (ja) * 1983-04-05 1984-10-19 Mitsui Toatsu Chem Inc 自動試料供給装置
JPH03151008A (ja) * 1989-11-07 1991-06-27 Kanegafuchi Chem Ind Co Ltd 振動流動濾過乾燥機
JPH05253461A (ja) * 1992-03-10 1993-10-05 Chiyoda Kizai Kk 薬液圧送装置
US5749711A (en) * 1995-05-13 1998-05-12 Park; Sae Joon Automatic pneumatic pump including a tank with inlet and outlet and a pump connected to the inlet
JP2000342912A (ja) * 1999-06-03 2000-12-12 Japan Steel Works Ltd:The 研削液砥石粒除去方法及び装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103994639A (zh) * 2014-06-06 2014-08-20 江苏洽爱纳机械有限公司 一种物料的干燥方法
CN109045797A (zh) * 2018-09-28 2018-12-21 深圳市宝美新能源有限公司 一种滑梯式自动排污型污水处理设备
CN109045797B (zh) * 2018-09-28 2023-10-03 深圳市宝美新能源有限公司 一种滑梯式自动排污型污水处理设备

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JP2002079012A (ja) 2002-03-19
JP3539680B2 (ja) 2004-07-07
AU2001280114A1 (en) 2002-03-22
TWI233372B (en) 2005-06-01

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