WO2004030838A1 - 超音波洗浄装置及び超音波洗浄方法 - Google Patents
超音波洗浄装置及び超音波洗浄方法 Download PDFInfo
- Publication number
- WO2004030838A1 WO2004030838A1 PCT/JP2003/012833 JP0312833W WO2004030838A1 WO 2004030838 A1 WO2004030838 A1 WO 2004030838A1 JP 0312833 W JP0312833 W JP 0312833W WO 2004030838 A1 WO2004030838 A1 WO 2004030838A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cleaning
- tank
- washing
- inlet
- ultrasonic
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
- B08B3/123—Cleaning travelling work, e.g. webs, articles on a conveyor
Definitions
- the present invention relates to an ultrasonic cleaning technology that can be quickly and efficiently performed when processing deburring and cleaning after processing a vehicle component or the like, for example.
- the method of throwing in the washings from above the washing tank or pulling them up and out of the washing tank is an efficient way to place workpieces, such as parts for vehicles, that are sequentially sent out from the processing line through a transport path etc. into the washing tank.
- workpieces such as parts for vehicles
- the present invention provides a cleaning tank in which a degassed cleaning liquid is stored.
- an inlet and a discharge port are provided on a side wall of the cleaning tank for taking the cleaning material into and out of the cleaning tank.
- the opening is provided with a door that can be opened and closed, and near the charging port and the discharging port, the cleaning object is introduced into the cleaning tank from the side of the cleaning tank, and the cleaning object in the cleaning tank is supplied to the cleaning tank.
- a cleaning material transfer mechanism that can be dispensed to the side is provided, and the cleaning liquid in the cleaning tank can be taken in and out of the cleaning tank by the cleaning liquid in / out mechanism.
- the cleaning object is introduced from the side of the cleaning tank through the inlet of the side wall of the cleaning tank, and the inlet is closed with a door. Introduce and ultrasonically clean the cleaning object.After cleaning, drain the cleaning liquid from the cleaning tank, open the door of the outlet on the side wall of the cleaning tank, and direct the cleaning object to the side of the cleaning tank through the outlet. Pay out.
- the workpieces sequentially sent out from the processing line can be efficiently cleaned, and the apparatus does not become large in the vertical direction.
- the opening and closing method of the inlet and outlet ports is arbitrary, and the washing object can be passed in an open state, and the inside of the washing tank is sealed in a closed state.
- the transfer method of the cleaning object transfer mechanism is arbitrary, and for example, a pinion rack mechanism, a cylinder pressing mechanism, and other methods can be adopted.
- the specific configuration of the cleaning liquid taking-in / out mechanism is optional.
- a vacuum suction method, a pump suction method, or other methods can be adopted. It is preferable in terms of shortening.
- a plurality of tanks having substantially the same form as the cleaning tank are arranged in a row on the side of the input port and the discharge port of the cleaning tank.
- the outlet is placed facing the inlet, and a common door is provided between the outlet and the inlet, and the outlet and the inlet can be opened and closed by opening and closing the common door. I tried to be.
- the washing effect is improved, for example. , Or to enhance the effect of rinsing, etc.
- a common door is provided with the discharge port and the input port of the adjacent cleaning tank ⁇ facing each other, and the common port is opened or closed to open or close the discharge port and the input port, the cleaning material can be separated from other cleaning tanks.
- the workpieces can be smoothly transferred to the tank, and the workpieces sequentially sent through the transport path can be cleaned smoothly.
- the size of the equipment can be reduced.
- FIG. 1 is a front view showing a basic form of an ultrasonic cleaning apparatus according to the present invention.
- FIG. 2 is a plan view of the same.
- FIG. 3 is an explanatory diagram showing an example of a cleaning object transfer mechanism.
- FIG. 4 is an example of a cleaning liquid circuit of the cleaning device.
- FIG. 5 is a front view of a multi-tank type ultrasonic cleaning apparatus.
- FIG. 6 is a plan view of the same.
- FIG. 7 is an explanatory view of a common door of an adjacent tank.
- FIG. 8 is an explanatory diagram of opening and closing of the door.
- FIG. 9 is an example of a cleaning liquid circuit of the first and second preparation tanks.
- FIG. 10 is an example of a cleaning liquid circuit of a cleaning tank. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a front view showing a basic form of an ultrasonic cleaning apparatus according to the present invention
- FIG. 2 is a plan view thereof
- FIG. 3 is an explanatory view showing an example of a cleaning object transfer mechanism
- FIG. 5 is a circuit diagram showing an example of a cleaning liquid circuit of the apparatus.
- FIGS. 5 to 10 are explanatory views of a multi-tank type cleaning apparatus.
- the ultrasonic cleaning device for example, when ultrasonically cleaning a workpiece sequentially sent out from a processing line or the like, while increasing the efficiency of loading and unloading a work into and out of a cleaning tank, the device is vertically moved. It is designed to be able to prevent an increase in size. For example, it is configured as a deburring and cleaning device for valve bodies that are automobile parts.
- the ultrasonic cleaning apparatus 1 A transfer path 3 for feeding the work sent from the processing line etc. into the washing tank 2, a washing tank 2 for deburring and washing the work, and a discharging tank for discharging the washed work from the washing tank 2.
- a transfer path 4 is provided, and a transfer path 5 is also provided in the washing tank 2, and an input port that can be opened and closed by a door 6 h is provided on a side wall on the upstream side of the washing tank 2 (on the input transfer path 3 side). 6 is provided, and a discharge port 7 that can be opened and closed by a door 7 h is provided on a side wall on the downstream side of the cleaning tank 2 (discharge side transfer path 4).
- a transfer body 8 such as a basket can be transported, and a plurality of works are collectively accommodated in the transfer body 8. It is made to move everywhere.
- a rack member 10 is attached to the lower surface of the transfer body 8, and the rack member 10 is provided on the transfer path 3, 4 side or the transfer path 5 side.
- the transfer body 8 is moved by engaging the plurality of pinion gears 11 and rotating the pinion gears 11.
- An ultrasonic oscillator that oscillates ultrasonic waves toward the cleaning liquid is provided inside the cleaning tank 2, and the cleaning liquid in the cleaning tank 2 can be taken in and out as described later.
- the cleaning liquid in the cleaning tank 2 is drained, the door 6 h of the inlet 6 is opened, and the transfer unit 8 is cleaned by rotating the pione gear 11 of the upstream transfer path 3 and the pinion gear 11 of the transfer path 5. It is fed into the tank 2 and when the feeding is completed, the door 6 h of the inlet 6 is closed and closed, and the cleaning liquid is introduced into the cleaning tank 2. Then, ultrasonic waves are emitted to perform deburring and cleaning.
- the cleaning tank 2 has a cleaning liquid supply / discharge circuit 15 for taking in and out the cleaning liquid in the cleaning tank 2, a vacuum circuit 16 for evacuating the cleaning tank 2, and a deaeration for degassing the cleaning liquid.
- a circuit 17 and a circulation circuit 18 for circulating the cleaning liquid in the cleaning tank 2 are provided.
- the cleaning liquid in / out circuit 15 is provided with a storage tank 12 and a cleaning tank 2 capable of supplying and receiving the cleaning liquid. Supply and drain lines connecting storage tanks 1 and 2 You.
- the cleaning liquid in the cleaning tank 2 is discharged by its own weight into the storage tank 12 by opening the drain side valve of the supply / drain line of the cleaning liquid supply / discharge circuit 15.
- the inside of the washing tank 2 is depressurized by operating the vacuum pump 20 of the vacuum evacuation circuit 16, and then the water supply side valve of the water supply / drain line is turned off.
- the cleaning liquid is sucked into the cleaning tank 2.
- the valve of the atmosphere release line 26 is opened.
- the circulation circuit 18 circulates a part of the cleaning liquid in the cleaning tank 2 by the circulation pump 21 to remove dirt by the filter 22 and a deaeration circuit 17 connected in the middle of this circuit. Thus, a part of the cleaning liquid is degassed, gas components contained in the cleaning liquid are removed, and the cleaning liquid is returned to the cleaning tank 2.
- the degassing circuit 17 When the cleaning liquid is circulating in the circulation circuit 18 while the cleaning liquid is on the side of the cleaning tank 2, the degassing circuit 17 receives a part of the circulating cleaning liquid, deaerates the cleaning liquid, and returns the cleaning liquid to the cleaning tank 2. At the same time, when the cleaning liquid is on the storage tank 12 side, the circuit is configured to receive a part of the cleaning liquid in the storage tank 12, deaerate the liquid, and then return to the storage tank 12. By removing gas dissolved in the cleaning liquid, the impact force of the cavity during ultrasonic oscillation is increased.
- the deaeration circuit 17 is provided with a deaeration module 23, a vacuum pump 24, a circulation pump 25, and the like.
- the cleaning solution is sucked and degassed, and the degassed gas is sucked and exhausted to the vacuum pump 24 side, and the degassed cleaning solution is returned to the storage tank 12 or the cleaning tank 2 by the circulation pump 25. I have to.
- the inlet 6 and the outlet 7 are shaped and sized to allow the transfer body 8 to pass therethrough.
- the door 6 h of the inlet 6 and the door 7 h of the outlet 7 are As shown in the figure, the cylinder unit 27 is made movable forward and backward by the operation of the cylinder unit 27. When the doors 6 h and 7 h advance to the positions of the inlet 6 and the outlet 7, the inlet 6 and the outlet 7 are closed so that the inside can be sealed. Payout Mouth 7 is opened.
- the transfer body 8 When the transfer body 8 is charged into the cleaning tank 2, the cleaning liquid in the cleaning tank 2 is transferred to the storage tank 12 through the supply / drain line of the circuit 15 and the cleaning liquid is spilled even if the inlet 6 is opened. After preventing it from coming out, the door 6 h is opened and the pinion gears 11 of the transfer path 3 and the transfer path 5 are driven to rotate. Then, the transfer body 8 is transferred into the cleaning tank 2 through the inlet 6.
- the door 6h is closed to close the inlet 6, and the inside of the cleaning tank 2 is evacuated by the vacuum evacuation circuit 16.
- the water supply side valve of the water supply / drain line of the cleaning liquid in / out circuit 15 is opened and stored. Return the washing solution in tank 1 to washing tank 2.
- the cleaning liquid is degassed in the storage tank 12 by the degassing circuit 17, and the cleaning tank 2 is filled with the degassed cleaning liquid.
- the liquid level is appropriately adjusted by a liquid level sensor or the like, and the cleaning liquid is washed by an ultrasonic oscillator.
- ultrasonic waves When ultrasonic waves are radiated, strong cavities are generated in the cleaning solution, and burrs are removed by the strong impact force of the cavities.
- the cleaning liquid in the cleaning tank 2 is circulated by the circulation circuit 18, the dirt is removed by the filter 22, the dissolved gas is removed by the deaeration circuit 17, and the strong impact force of the cavities Is maintained.
- the drain valve on the supply / drain line of the cleaning liquid inlet / outlet circuit 15 is opened, and the cleaning liquid in the cleaning tank 2 is sent to the storage tank 12 and the liquid level is discharged to the outlet 7 Lower than the lower end of the opening. Then, after the door 7 h of the discharge port 7 is opened, the pinion gear 11 of the transport path 5 and the pinion gear 11 of the downstream transfer path 4 are driven, and the transfer body 8 is discharged outside the washing tank 2. .
- the door 7h is closed, the process returns to the first cycle, and the same operation is repeated. According to the above procedure, the workpieces sequentially sent from the upstream can be efficiently cleaned, and there is no time and effort required for charging and discharging the cleaning tank 2.
- FIG. 5 is a front view of a multi-tank type ultrasonic cleaning device
- Fig. 6 is a plan view of the same
- Fig. 7 is an explanatory view of a common door of an adjacent tank
- Fig. 8 is opening and closing of the door.
- FIG. 9 is an example of a cleaning liquid circuit of the first and second preparation tanks
- FIG. 10 is an example of a cleaning liquid circuit of the cleaning tank.
- a first preparation tank 31 and a second preparation tank 32 are provided on the upstream side and the downstream side of the transport path with the cleaning tank 33 interposed therebetween.
- the transfer path 3 is provided, and the transfer path 4 is provided downstream of the second preparation tank 32.
- the transfer body 8 conveyed from the transfer path 3 on the upstream side is sent to the cleaning tank 33 via the first preparation tank 31 and the ultrasonic deburring and cleaning is completed in the cleaning tank 2. Pay out to the outside through 2.
- each side wall of the first preparation tank 31, the washing tank 33, and the second preparation tank 32 has an inlet 42 and a discharge port 43, respectively.
- a transport path 34 is provided in the inside of the sections 2 and 3.
- the ultrasonic oscillator is provided only in the cleaning tank 33, not in the first preparation tank 31 and the second preparation tank 32, and the cleaning liquid is taken in and out of the tanks.
- the cleaning tank 33 is always filled with the cleaning liquid simply by performing the preparation in the preparation tank 31 and the second preparation tank 32.
- the cleaning liquid circuits of the first preparation tank 31 and the second preparation tank 32 have almost the same configuration, and as shown in FIG. 9, the cleaning liquid is supplied and discharged from each of the tanks 31 and 32.
- Circuit 35, evacuation circuit 36 for evacuating each tank 31 and 32, deaeration circuit 37 for degassing the cleaning liquid, and inside each tank 31 and 32 A circulation circuit 38 for circulating the cleaning liquid is provided, and the configuration of each of these circuits is substantially the same as that of the above example except for a part.
- the cleaning liquid supply / discharge circuit 35 is provided with a storage tank 48 or the like, and the evacuation circuit 36 is provided with a vacuum pump 50 or the like.
- the deaeration circuit 37 is provided with a deaeration module 51, a vacuum pump 52, a circulation pump 53, etc.
- the circulation circuit 38 is provided with a circulation pump 54, a filter 55, etc. ing.
- the cleaning liquid circuit of the cleaning tank 33 includes a circulation circuit 39 for circulating the cleaning liquid, and a deaeration circuit 40 for degassing the cleaning liquid.
- a circulation circuit 39 for circulating the cleaning liquid
- a deaeration circuit 40 for degassing the cleaning liquid.
- the circulation circuit 39 is provided with a circulation pump 56, a filter 57, and the like, and the deaeration circuit 40 is provided with a deaeration module 58, a vacuum pump 59, and a circulation pump 60. And so on.
- a common door 44 is provided in the vicinity of the facing position, and between them, as shown in FIG. By opening and closing the doors 44, the respective outlets 43 and the inlets 42 are connected or blocked.
- the common door 44 is formed in a wedge-like form, and is movable forward and backward by the operation of the cylinder unit 45.
- a packing material 46 that can be expanded or retracted by elastic force is provided around 42 and the payout port 43.
- the cleaning liquid in the first preparation tank 31 is transferred to the storage tank 48 to keep the inside empty, and the gas contained in the cleaning liquid is degassed by the deaeration circuit 37. Then, when the transfer body 8 is conveyed from the transfer path 3 on the upstream side, the door 42h of the input port 42 of the first preparation tank 31 is opened, and the transfer body 8 is charged.
- the transfer body 8 When the transfer body 8 is put into the first preparation tank 3 1, the door 4 2 h is closed and the inside is closed, and the inside of the tank 3 1 is depressurized by the evacuation circuit 36. ⁇ Open the water supply valve of the drain line and introduce the cleaning liquid into the tank 31. Then, if necessary, the liquid level is adjusted to match the liquid level of the adjacent cleaning tank 33, and then the circulation circuit 38 is operated to circulate the cleaning liquid, and the filter removes foreign substances. At the same time, remove the gas from the cleaning solution.
- the operation of the circulation circuit 38 is stopped, and the work is transferred to the cleaning tank 33.
- the common door 4 4 between the first preparation tank 3 1 and the washing tank 3 3 is opened, the tanks 3 1 and 3 3 communicate with each other, and pass through the transport path 3 4 of each tank 3 1 and 3 3.
- the transfer body 8 is sent into the washing tank 33.
- the common door 44 is closed to close the inside, and the ultrasonic cleaning is started.
- the transfer body 8 is transferred to the second preparation tank 32 in the same manner.
- the cleaning liquid is previously filled in the second preparation tank 32 to a predetermined liquid level.
- the circulation circuit 38 of the second preparation tank 32 is operated to remove foreign substances from the cleaning liquid and to perform degassing from the cleaning liquid.
- the cleaning liquid is transferred to the storage tank 48 by the cleaning liquid supply / discharge circuit 35, the cleaning liquid in the tank 32 is emptied, and the door 43 of the discharge port 43 is closed. Open and pay out transfer body 8.
- the number of tanks is arbitrary, and the configuration of the cleaning liquid circuit in each tank is merely an example.
- the transfer mechanism of the transfer body 8 may be a cylinder or the like.
- the type of the work, the cleaning method, and the like are also arbitrary.
- the ultrasonic cleaning apparatus is provided with an input port and a discharge port on the side wall of the cleaning tank of the ultrasonic cleaning apparatus for taking a cleaning object into and out of the cleaning tank, and the input port and the discharge port.
- the cleaning material is fed in and out from the side through the machine, eliminating the need to move the cleaning material up and down and sending the cleaning material sequentially from the processing line. Can be efficiently cleaned, and the apparatus does not become large in the vertical direction.
- a plurality of tanks having almost the same form as the cleaning tank are arranged in a row beside the inlet and outlet of the cleaning tank, and the outlet and inlet of each tank are faced with each other. If a common door is provided between the inlet and the inlet, it is possible to enhance the cleaning effect and obtain the rinsing effect by using multiple tanks, and to reduce the size of the equipment.
Landscapes
- Cleaning By Liquid Or Steam (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03751361A EP1557224A4 (en) | 2002-10-07 | 2003-10-07 | ULTRASONIC WASHING EQUIPMENT AND ULTRASONIC WASHING METHOD |
CA002501592A CA2501592A1 (en) | 2002-10-07 | 2003-10-07 | Ultrasonic washing equipment and ultrasonic washing method |
AU2003271113A AU2003271113A1 (en) | 2002-10-07 | 2003-10-07 | Ultrsonic washing equipment and ultrasonic washing method |
US10/530,623 US20060137727A1 (en) | 2002-10-07 | 2003-10-07 | Ultrasonic washing apparatus and ultrasonic washing method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-293252 | 2002-10-07 | ||
JP2002293252A JP4129484B2 (ja) | 2002-10-07 | 2002-10-07 | 超音波洗浄装置及び超音波洗浄方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004030838A1 true WO2004030838A1 (ja) | 2004-04-15 |
Family
ID=32064002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/012833 WO2004030838A1 (ja) | 2002-10-07 | 2003-10-07 | 超音波洗浄装置及び超音波洗浄方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20060137727A1 (ja) |
EP (1) | EP1557224A4 (ja) |
JP (1) | JP4129484B2 (ja) |
CN (1) | CN1723091A (ja) |
AU (1) | AU2003271113A1 (ja) |
CA (1) | CA2501592A1 (ja) |
WO (1) | WO2004030838A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006022831A1 (de) * | 2006-05-16 | 2007-11-22 | Siemens Ag | Verfahren zum Steuern einer Schleifmaschine und numerisch gesteuerte Schleifmaschine |
JP5086123B2 (ja) * | 2008-02-15 | 2012-11-28 | 株式会社ディスコ | 加工廃液処理装置 |
JP5149035B2 (ja) * | 2008-02-28 | 2013-02-20 | 株式会社ディスコ | 加工廃液処理装置 |
CN102671883A (zh) * | 2012-05-18 | 2012-09-19 | 上海思恩电子技术(东台)有限公司 | 具有托升推移机构的清洗机 |
CN105983553A (zh) * | 2015-05-18 | 2016-10-05 | 张家港市超声电气有限公司 | 超声波清洗装置以及清洗方法 |
CN108014647A (zh) * | 2017-12-26 | 2018-05-11 | 苏州市华测检测技术有限公司 | 二噁英采样滤膜的超声波清洗设备 |
CN108325932B (zh) * | 2018-02-01 | 2024-04-02 | 长安大学 | 一种全自动旋转薄膜烘箱盛样瓶清洗仪 |
JP2019181355A (ja) * | 2018-04-06 | 2019-10-24 | 株式会社ブルー・スターR&D | 被洗浄物の超音波洗浄方法及び超音波洗浄装置 |
CN108246709B (zh) * | 2018-04-16 | 2023-07-14 | 绵阳市朝育机械有限公司 | 一种除油清洗系统 |
CN109201596B (zh) * | 2018-09-03 | 2021-01-15 | 贵州华旭光电技术有限公司 | 液晶屏清洗装置 |
CN109868482A (zh) * | 2019-03-11 | 2019-06-11 | 常德力元新材料有限责任公司 | 一种冲孔钢带的制备系统和方法 |
CN112642795B (zh) * | 2020-12-01 | 2022-05-10 | 哈尔滨岛田大鹏工业股份有限公司 | 一种节能型超声波清洗机 |
CN112775099A (zh) * | 2021-01-27 | 2021-05-11 | 南京工业职业技术大学 | 一种新能源汽车生产用零部件清洗装置 |
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JP2001332523A (ja) * | 2000-05-19 | 2001-11-30 | Dainippon Screen Mfg Co Ltd | 基板処理装置 |
JP2001340820A (ja) * | 2000-05-31 | 2001-12-11 | Shibaura Mechatronics Corp | 超音波洗浄装置 |
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CH355336A (de) * | 1957-12-11 | 1961-06-30 | Technochemie Ag | Verfahren zum Reinigen von Metallteilen |
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2002
- 2002-10-07 JP JP2002293252A patent/JP4129484B2/ja not_active Expired - Fee Related
-
2003
- 2003-10-07 EP EP03751361A patent/EP1557224A4/en not_active Withdrawn
- 2003-10-07 WO PCT/JP2003/012833 patent/WO2004030838A1/ja not_active Application Discontinuation
- 2003-10-07 AU AU2003271113A patent/AU2003271113A1/en not_active Abandoned
- 2003-10-07 US US10/530,623 patent/US20060137727A1/en not_active Abandoned
- 2003-10-07 CA CA002501592A patent/CA2501592A1/en not_active Abandoned
- 2003-10-07 CN CNA2003801053241A patent/CN1723091A/zh active Pending
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JPH05315313A (ja) * | 1992-05-07 | 1993-11-26 | Fujitsu Ltd | 枚葉式超音波処理装置 |
JPH065577A (ja) * | 1992-06-16 | 1994-01-14 | Nec Corp | 基板洗浄装置 |
JPH09253592A (ja) * | 1996-03-25 | 1997-09-30 | Ii M Ii:Kk | 完全密閉式洗浄装置 |
JPH10335294A (ja) * | 1997-06-05 | 1998-12-18 | Toshiba Corp | 基板洗浄装置、洗浄方法およびその方法を用いて製造した半導体装置 |
JP2001170583A (ja) * | 1999-12-15 | 2001-06-26 | Kanegafuchi Chem Ind Co Ltd | 超音波洗浄装置及び超音波洗浄方法 |
JP2001332523A (ja) * | 2000-05-19 | 2001-11-30 | Dainippon Screen Mfg Co Ltd | 基板処理装置 |
JP2001340820A (ja) * | 2000-05-31 | 2001-12-11 | Shibaura Mechatronics Corp | 超音波洗浄装置 |
Non-Patent Citations (1)
Title |
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See also references of EP1557224A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1557224A4 (en) | 2007-06-13 |
AU2003271113A1 (en) | 2004-04-23 |
JP2004122064A (ja) | 2004-04-22 |
CN1723091A (zh) | 2006-01-18 |
AU2003271113A8 (en) | 2004-04-23 |
US20060137727A1 (en) | 2006-06-29 |
JP4129484B2 (ja) | 2008-08-06 |
EP1557224A1 (en) | 2005-07-27 |
CA2501592A1 (en) | 2004-04-15 |
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