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61. 发明专利

JPH0466681A APPARATUS FOR RECOVERING ETCHING SOLUTION 失效
公开(公告)号：JPH0466681A
公开(公告)日：1992-03-03
申请号：JP17890590
申请日：1990-07-06
申请人： FUJI ELECTRIC CO LTD
发明人： TAKAHASHI TAKEO , KAWAHARA YUJI , KUSAKA YUTAKA
IPC分类号： C23F1/28 , C23F1/46
摘要： PURPOSE:To efficiently recover an etching soln. by a catalytic reaction with gaseous ozone by carrying out a process for recovering the etching soln. behind an etching device separately from a process for regulating the temp. and the specific gravity of the etching soln. in a storage tank installed before the etching device. CONSTITUTION:An apparatus for recovering an etching soln. is composed essentially of an etching soln. storage tank 3 connected to the front side of an etching device 1, an etching soln. recovering line 12 connected to the rear side of the device 1 and returning to the tank 3 through a pump, an ejector 10 and a degassing tank 11, an etching soln. heating means 22 and a pure water feeding means 25 each connected to the tank 3, gaseous ozone and hydrochloric acid feeding means 13, 14 each connected to the ejector 10, a sensor 29 for sampling part of an etching soln. 2 fed from the tank 3 to the device 1 and measuring the temp. and specific gravity of the soln. 2, and a controlling means 30 to regulate the temp. and specific gravity of the soln. 2 on the basis of detected information from the sensor 29. The temp. control of the etching soln. in the system is harmonized with a process for recovering the etching soln.

62. 发明专利

JPH01164458A DISCHARGE WIRE LAYING STRUCTURE OF ELECTROSTATIC PRECIPITATOR 失效
公开(公告)号：JPH01164458A
公开(公告)日：1989-06-28
申请号：JP32323887
申请日：1987-12-21
申请人： FUJI ELECTRIC CO LTD
发明人： MIYAMOTO MASAHIRO , SASAMOTO TOSHIJI , TAKAHASHI TAKEO
IPC分类号： B03C3/41 , B03C3/86
摘要： PURPOSE:To avoid a wire breaking accident due to corrosion and fatigue by previously heating, softening, and bending both ends of a discharge wire to form hook parts, and hanging the hook part to a fitting directly or through a tension spring. CONSTITUTION:The upper and lower ends of a discharge wire 4 are bent to form the hook parts 4a and 4b, the upper hook part 4a is hung to the tension spring 9 fixed to the discharge wire fitting 7, and the lower hook part 4b is directly engaged with the detaining hole of the discharge wire fitting 7 and detained. Accordingly, both ends are not damaged unlike the case where a copper wire fastener is caulked to both ends, and a laying structure hardly corroded by the alkali, moisture, etc., in a gas to be treated is obtained.

63. 发明专利

JPS63194756A PIPING SYSTEM FOR ELECTROSTATIC PRECIPITATOR 失效
公开(公告)号：JPS63194756A
公开(公告)日：1988-08-11
申请号：JP2505787
申请日：1987-02-05
申请人： FUJI ELECTRIC CO LTD
发明人： GOTOU AKIRA , MORIKUBO TSUGIO , KASUGAI TAKAYUKI , TAKAHASHI TAKEO , WATANABE SHIGERU
IPC分类号： B03C3/66 , B03C3/82
摘要： PURPOSE:To eliminate the need of special space for construction and to easily carry out the maintenance, by providing control pipings and a wiring duct to the outlet side (backside) of a cabinet and providing the bundled lead-in openings of pipings and wirings respectively to the side part to simplify the wiring and piping. CONSTITUTION:Plural dust collecting part A are received in a cabinet 1 mounted on a base 2. And, the control piping 5a, 5b are provided to the upper inner side of the back surface of the outlet side of the cabinet 1, and electric wirings 7 are received in the wiring duct 6 provided to the outlet side of the base 2. Moreover, the bundled lead-in openings 8a, 8b, 9 for the control pipings 5a, 5b and for the wiring duct 6 respectively are provided to the side surface of the cabinet 1. As a result, the maintenance is easily carried out because the space for maintenance is large enough without bent pipes for construction.

64. 发明专利

JPS62233628A DUST COLLECTOR FOR TUNNEL 失效
公开(公告)号：JPS62233628A
公开(公告)日：1987-10-14
申请号：JP7671986
申请日：1986-04-04
申请人： FUJI ELECTRIC CO LTD
发明人： SASAMOTO TOSHIJI , MIYAMOTO MASAHIRO , TAKAHASHI TAKEO
IPC分类号： F24F7/06 , B01D50/00 , B03C3/88 , E21F5/20
摘要： PURPOSE:To make unnecessary the works for taking in fresh air, make effective utilization of air and reduce construction cost by a method wherein air after recovery of dust is further allowed to pass through a particulate removal filter and an activated carbon filter to remove harmful components and then treated air is supplied to air conditioning equipment in an electric room. CONSTITUTION:Contaminated air in a tunnel flows in an electric precipitator 2 and precipitated dust is sent to a bag filter 5 by a suction fan 4 and recovered to store in a container 7 by a conveyor 6. Air flowing out from the fan 4 after passing through the filter 5 passes through a filter removing particulates having size which is 1mum or less and an activated carbon filter 10 removing harmful gas for electric apparatus and is purified into clean air and sent to air conditioning equipment.

65. 发明专利

JPS62102199A TREATMENT SYSTEM OF RADIOACTIVE WASTE 失效
公开(公告)号：JPS62102199A
公开(公告)日：1987-05-12
申请号：JP24339585
申请日：1985-10-30
申请人： FUJI ELECTRIC CO LTD
发明人： MORIOKA TAKAYUKI , TAKAHASHI TAKEO , ISHIKAWA TSUYOSHI , KAMIIDE TOSHIO , SUZUKI SHIZUO
IPC分类号： G21F9/30 , G21F9/00 , G21F9/28

66. 发明专利

JPS6269033A DUST AND GERM REMOVING DEVICE FOR GAS 失效
公开(公告)号：JPS6269033A
公开(公告)日：1987-03-30
申请号：JP20758485
申请日：1985-09-19
申请人： FUJI ELECTRIC CO LTD
发明人： UEDA KIYOKATSU , ISHIKAWA AKIRA , TAKAHASHI TAKEO
IPC分类号： F24F3/16
摘要： PURPOSE:To make small the size of a device to remove dust and germs in gas and raise its efficiency by providing a cleaning water circulating and supplying system with a spray nozzle and ozone supplying means to supply ozone for sterilization of the water in the pool at the bottom section of a water tower, and water drop removal means and ozone removal device installed on the gas exhaust side of a water cleaning tower. CONSTITUTION:In a cleaning water circulating and supplying system installed to a water cleaning tower 5, a water atomization spray nozzles to be installed in the tower are provided in upper stage spray nozzle group 7a and lower stage spray nozzle group 7b. The water cleaning tower 5 in provided with, an ozonizer 14 which generates ozone as a sterilizer and an ozone supply means which draws ozone from the ozonizer 14 and consists of an ozone supply nozzle 15 as a bubble-generating device provided at the liquid pool of the bottom section of the water cleaning tower 5. Further, in addition an eliminator 16 for removal of water drops is provided as water drop removal means on the exhaust side of the water cleaning tower 5, and at the rear stage of the water cleaning tower 5 a water drop removal cyclone 17 for removal of water drops and an active charcoal filter 18 which removes ozone from the gas are provided. In the drain water discharge pipe route, a filtering device for the discharged cleaning water is inserted.

67. 发明专利

JPS6269032A DUST AND GERM REMOVING DEVICE FOR GAS 失效
公开(公告)号：JPS6269032A
公开(公告)日：1987-03-30
申请号：JP20758385
申请日：1985-09-19
申请人： FUJI ELECTRIC CO LTD
发明人： UEDA KIYOKATSU , ISHIKAWA AKIRA , TAKAHASHI TAKEO
IPC分类号： F24F3/16
摘要： PURPOSE:To miniaturize the title device and increase dust removing efficiency as well as germs removing efficiency by a method wherein fine water drip particles are sprayed from lower stage spray nozzles and rough water drip particles are sprayed from upper side spray nozzles while air is sent upwardly into a tower to contact it with the water drip particles through convection. CONSTITUTION:Water spraying spray nozzles are arranged in a water washing tower 5 by dividing them into the spray nozzle groups 7a, 7b in upper and lower stages. The spray nozzle group 6b in the lower stage is provided with spray nozzles having small diameter to spray the shower of fine water drip particles of approx. 200mum while the spray nozzle group 7a in the upper stage is designed so as to generate the shower of rough water drip particles of approx. 500mum. The rough water drip particles shower of fine water drip particles is sprayed against the same air in the lower part of the tower. The contaminated air flow, containing dust and germs, is introduced into the water washing tower 5 from the lower part thereof through a fan 3 and a filter 4, then, ascends in the tower as shown by an arrow A and contacts with the showers of water drip particles by convection during ascending.

68. 发明专利

JPS61111156A Electrical dust precipitator 失效
标题翻译：电动除尘器
公开(公告)号：JPS61111156A
公开(公告)日：1986-05-29
申请号：JP23194884
申请日：1984-11-02
申请人： Fuji Electric Co Ltd
发明人： NAGAO YASUAKI , TAKAHASHI TAKEO
IPC分类号： B03C3/12 , B03C3/68
摘要： PURPOSE: To prevent the decrease of dust collection efficiency while preventing surely the adverse ionization by comparing both the corona current under operation and the impressed voltage of a charging part with the characteristic curve of current-voltage of the adverse ionization period and controlling only the AC inputted voltage.
CONSTITUTION: After the AC voltage which has been supplied from an AC power source 50 of a dust precipitator and regulated to a prescribed value in a voltage regulating means 51 is converted into DC voltage via a rectifier of a high voltage DC power source 52, it is supplied to a dust collecting unit 56. On the other hand, the DC voltage for a charging part of the dust collecting unit 56 is measured by a voltage measuring means 53 and inputted to a comparison means 55. Therein it is compared with the stored voltage-current characteristics of the adverse ionization period to survey an indication of generation. Thereafter the AC inputted voltage for the high voltage DC power source 52 is regulated by the voltage regulating means 51 and thereby the adverse ionization is surely prevented.
COPYRIGHT: (C)1986,JPO&Japio
摘要翻译：目的：为了防止灰尘收集效率的下降，同时通过比较充电部分的电晕电流和充电部分的外加电压与电离电压周期的电流电压的特性曲线进行比较，并且仅控制AC 输入电压。构成：在从灰尘捕集器的交流电源50供给并在电压调节单元51中调节为规定值的交流电压经由高压直流电源52的整流器变换为直流电压后，被供给到集尘单元56.另一方面，集尘单元56的充电部分的直流电压由电压测量装置53测量并输入到比较装置55.其中与存储的不利电离时段的电压 - 电流特性来调查发电的指示。此后，高压直流电源52的交流输入电压由电压调节装置51调节，从而可靠地防止不利的电离。

69. 发明专利

JPS61111154A Electrical dust precipitator 失效
标题翻译：电动除尘器
公开(公告)号：JPS61111154A
公开(公告)日：1986-05-29
申请号：JP23194784
申请日：1984-11-02
申请人： Fuji Electric Co Ltd
发明人： NAGAO YASUAKI , TAKAHASHI TAKEO
IPC分类号： B03C3/014 , B03C3/12
CPC分类号： B03C3/014
摘要： PURPOSE:To prevent the adverse ionization and to obtain an electrical dust precipitator excellent in reliability and economy by providing a humidifier to an upstream side of a charging part and making the relative humidity of the inflowair for the charging part a prescribed value and above. CONSTITUTION:An external device X of a dust precipitator is made large in a suction side of fumes e.g. in an upstream side of a charging part and a water bath 35a shallow in bottom is put on the underside thereof and a humidifier 35 is made by setting an electrothermal element on the underside. The relative humidity of air inflow into the charging part 8 is regulated to a prescribed value and above in accordance with the discharged air flow of a fan 20 of blower. By this method, the generation of adverse ionization is prevented by making the minimum value of corona current the magnitude which is not obtained in the corona current of the normal operation period of the dust precipi tator.
摘要翻译：目的：为了防止不利的电离，并且通过在充电部的上游侧设置加湿器，使充电部的流入空气的相对湿度为规定值以上，从而获得可靠性和经济性优异的电除尘器。构成：灰尘除尘器的外部装置X在烟雾的吸入侧被制成较大的。在充电部的上游侧，将底部浅的水浴35a放置在其下侧，并通过在下侧设置电热元件来制造加湿器35。进入充电部8的空气的相对湿度根据鼓风机的风扇20的排出气流被调节到规定值以上。通过这种方法，通过使电晕电流的最小值成为灰尘沉淀器的正常工作期间的电晕电流中未获得的大小来防止不利电离的产生。

70. 发明专利

JPS61107965A Electric precipitator 失效
标题翻译：电机
公开(公告)号：JPS61107965A
公开(公告)日：1986-05-26
申请号：JP23080484
申请日：1984-11-01
申请人： Fuji Electric Co Ltd
发明人： NAGAO YASUAKI , TAKAHASHI TAKEO
IPC分类号： B03C3/74 , B03C3/78
摘要： PURPOSE: To minimize the amount of a liquid to be used in order to prevent inverse ionization, by injecting the liquid to be penetrated into a dust layer by the counting of spark frequency for the first time after the danger of the ignition of a wick by inverse ionization appears.
CONSTITUTION: DC voltage supplied to the charging part in a dust collection unit 57 is measured by a voltage measuring means 53 to be inputted to a comparing means 56 while the corona current flowed out from the charging part is measured by a current measuring means 54 to be inputted to the comparing means 56. Further, when this corona current shows a spark property, the frequency of this spark is counted by a frequency counting means 55 to be inputted to the comparing means 56. The comparing means 56 is constituted of a microcomputer and the reference values to be compared with these inputted various amounts are stored in the memory apparatus thereof and, by comparing both of them, the pump 13 of a liquid jet apparatus is driven or stopped.
COPYRIGHT: (C)1986,JPO&Japio
摘要翻译：目的：为了最大限度地减少为了防止逆电离而使用的液体的量，通过在将灯芯点燃的危险之后首次计算火花频率来喷射待渗透到粉尘层中的液体出现反电离。构成：通过电压测量装置53测量提供给集尘单元57中的充电部分的直流电压，以输入到比较装置56，而从充电部分流出的电晕电流由电流测量装置54测量，此外，当该电晕电流显示火花特性时，该频率计数装置55对该火花的频率进行计数，以输入到比较装置56.比较装置56由微计算机将与这些输入的各种量进行比较的参考值存储在其存储装置中，并且通过比较两者，驱动或停止液体喷射装置的泵13。

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