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    • 1. 发明专利
    • Treatment device for organic solvent and its treatment method
    • 有机溶剂处理装置及其处理方法
    • JP2005152762A
    • 2005-06-16
    • JP2003393985
    • 2003-11-25
    • Hitachi Plant Eng & Constr Co Ltd日立プラント建設株式会社
    • SASAKI NORIHARUFUKUZAWA KUNIYUKIMOCHIZUKI YOSHIHIKO
    • A61L9/16B01D53/04
    • PROBLEM TO BE SOLVED: To provide a treatment device for an organic solvent capable of facilitating the replacement of a deteriorated adsorbent using an inexpensive adsorbent and retaining a constant concentration of the organic solvent eliminated from the adsorbent, and its treatment method. SOLUTION: In the treatment device 10 for the organic solvent, a plurality of sectioned small compartments are formed on a cross section of a ventilation route for the gas to be treated containing the organic solvent, adsorption of the organic solvent is carried out by filling the small compartments with the adsorbent and ventilating the gas to be treated, so that the high temperature air is ventilated to the adsorbent to carry out elimination of the organic solvent. The device is provided with a switching means 25 installed in every sectioned small compartments and switching feed of the gas to be treated and the high-temperature air; a control part for individually or in a block unit controlling the switching means 25 such that the concentration of the eliminated organic solvent retains a specified value. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够使用便宜的吸附剂便于更换劣化的吸附剂的有机溶剂的处理装置,并且保持从吸附剂中除去的有机溶剂的一定浓度及其处理方法。 解决方案:在用于有机溶剂的处理装置10中,在包含有机溶剂的待处理气体的通气路径的横截面上形成多个分段的小隔室,进行有机溶剂的吸附 通过用吸附剂填充小隔室并使待处理的气体通风,使得高温空气通向吸附剂以进行有机溶剂的去除。 该装置设置有安装在每个分段小隔间中的开关装置25和待处理气体和高温空气的切换进给; 控制部分,用于单独地或以块为单位控制切换装置25,使得被去除的有机溶剂的浓度保持特定的值。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Gas treating method
    • 气体处理方法
    • JP2005028228A
    • 2005-02-03
    • JP2003193611
    • 2003-07-08
    • Hitachi Plant Eng & Constr Co Ltd日立プラント建設株式会社
    • YAMASHITA TAKASHIFUKUSHIMA YUKIOSASAKI NORIHARUSAKUMA MASAYOSHITSUCHIDA SEIJI
    • B01D53/38B01D53/44B01D53/81
    • PROBLEM TO BE SOLVED: To provide a method for treating a gas with activated carbon, in which the amount of steam to be supplied can be reduced and the optimum time to exchange an adsorbing material can be recognized. SOLUTION: An apparatus 10 for treating the gas is provided with two adsorption columns 12a, 12b packed with activated carbon 14a, 14b. Exhaust gas is introduced into one of the columns 12a, 12b. Withdrawing ducts 42x, 42y are connected to the upper part and the middle part of each of the columns 12a, 12b, respectively. Another withdrawing duct 42z is connected to a guide duct 22. Sensor parts 44x-44z are arranged on the ducts 42x-42z respectively so that the concentration of a harmful component of the gas flowing in each of the ducts 42x-42z is measured. When the value measured by the part 44y reaches the prescribed value, the column into which the exhaust gas is introduced is switched between the columns 12a and 12b. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种用活性炭处理气体的方法,其中可以减少供给的蒸汽量,并且可以识别交换吸附材料的最佳时间。 解决方案:用于处理气体的装置10设置有两个填充有活性炭14a,14b的吸附塔12a,12b。 废气被引入列12a,12b中的一个。 抽出管道42x,42y分别连接到每个列12a,12b的上部和中间部分。 另一个抽出管道42z连接到导管22.传感器部分44x-44z分别设置在管道42x-42z上,以便测量在每个管道42x-42z中流动的气体的有害成分的浓度。 当由部分44y测量的值达到规定值时,在列12a和12b之间切换排放废气的柱。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Electrolytic apparatus of organic waste liquid
    • 有机废液液体电泳装置
    • JPS6125687A
    • 1986-02-04
    • JP14435784
    • 1984-07-13
    • Hitachi Plant Eng & Constr Co Ltd
    • YOMO NOBUOHIGUCHI SHIGEOAKIMOTO HIDETOSHISASAKI NORIHARU
    • C02F1/461C02F1/46
    • PURPOSE: To prevent a decrease in current values by combining wiring and switches so that the electrode at both ends and the intermediate plate can be connected to or disconnected from either the anode or the cathode side of an electric power source device.
      CONSTITUTION: Waste liquid is charged into an electrolytic cell 1 through a valve 14 as an electrolyte 16. In the first stage, the wiring of each electrode plate is arranged so that an electrode plate 2 may be connected to the anode side of an electric power source device 1, an electrode plate 3 to the cathode side, and the intermediate plates 4, 5, and 6 may be disconnected. In the second stage, the electrode plate 2 and the electrode plate 3 are connected to the anode side of the electric power source device 1. The intermediate plate 5 is connected to the cathode side. The intermediate plate 4 and the intermediate plate 6 are disconnected. In the third stage, the electrode plates 2 and 3 and the intermediate plate 5 are connected to the anode side of the electric power source device 1, and the intermediate plates 4 and 6 are connected to the cathode side.
      COPYRIGHT: (C)1986,JPO&Japio
    • 目的:通过组合布线和开关来防止电流值的降低,使得两端的电极和中间板可以连接到电源装置的阳极或阴极侧或从电源装置的阴极侧断开。 构成:废液通过作为电解质16的阀14而被填充到电解池1中。在第一阶段,每个电极板的布线被布置成使得电极板2可以连接到电力的阳极侧 源极器件1,到阴极侧的电极板3和中间板4,5和6可以断开。 在第二阶段中,电极板2和电极板3连接到电源装置1的阳极侧。中间板5连接到阴极侧。 中间板4和中间板6断开。 在第三阶段中,电极板2和3以及中间板5连接到电源装置1的阳极侧,中间板4和6连接到阴极侧。
    • 5. 发明专利
    • Treatment of liquid waste contg. hydrazine
    • 液体废物处理 肼
    • JPS59377A
    • 1984-01-05
    • JP10851282
    • 1982-06-25
    • Hitachi Plant Eng & Constr Co Ltd
    • TANAKA AKIOSUWA HIDEYUKISASAKI NORIHARUYOMO NOBUO
    • C02F1/72
    • PURPOSE: To efficiently decompose hydrazine without the need to use a large amount of H
      2 O
      2 , by oxidatively decomposing hydrazine with H
      2 O
      2 using nickel perioxide as a catalyst.
      CONSTITUTION: Liquid H
      2 O
      2 4 in a chemical fluid tank 3 is added to hydrazine- contg. liquid waste 2 reserved in a liquid waste tank 1. After said addition, the liquid waste is supplied to a packed tank 5 by a pump P. Granular nickel peroxide 6 is poured in the packed tank 5, so that hydrazine in the liquid waste 2 is rapidly completely decomposed into N
      2 and H
      2 O at an ordinary temp. by the oxidizing action of H
      2 O
      2 and the catalytic action of nickel peroxide. The flow speed to the packed tank 5 is properly at SV=20W30h
      -1 , when the concentration of hydrazine is at about 500ppm.
      COPYRIGHT: (C)1984,JPO&Japio
    • 目的:为了有效地分解肼而不需要使用大量的H 2 O 2,通过用二氧化镍作为催化剂用H 2 O 2氧化分解肼。 构成:将化学液体罐3中的液体H 2 O 2 4加入到肼中。 液体废液2储存在液体废液箱1中。添加后,废液通过泵P供给到填充罐5.颗粒状的过氧化镍6被倒入填料罐5中,使得废液2中的肼 在普通温度下迅速完全分解成N2和H2O。 通过H2O2的氧化作用和过氧化氢的催化作用。 当肼的浓度为约500ppm时,到填充罐5的流速适当地为SV = 20-30h -1。
    • 6. 发明专利
    • Equipment for conveying powdered coal by air
    • 空气输送粉煤的设备
    • JPS5777120A
    • 1982-05-14
    • JP15429380
    • 1980-10-31
    • Hitachi Plant Eng & Constr Co Ltd
    • SASAKI NORIHARUHOTSUTA MASAMI
    • B65G53/30B65G53/24B65G53/66
    • PURPOSE: To convey powdered coal through an anti-explosion mechanism by air.
      CONSTITUTION: Powdered coal is taken out from a storage vessel 1 through a feeder 2 and drops into a conveyance pipe 3. The powdered coal is moved to the burner 6 of a furnace 5 by a rapid air flow from a blower 4 so that the powdered coal is burned. At that time, an open/close valve 7 is open position. When the pressure in the conveyance pipe 3 has become lower than that in the furnace 5 at the starting or stoppage of air conveyance equipment, a controller 11 operates on the basis of the output signal of a pressure detector 10 to stop supplying the powdered coal and close the valve 7 to shut off the flow in the conveyance pipe 3. When the pressure in the conveyance pipe 3 is lower than that in the furnace 5, the flame of the burner 6 is going to enter into the pipe 3 but the flame collides against the element 8 of the valve 7 and is cooled and extinguished by the heat transfer and accumulation of another valve element 9 made of a porous material.
      COPYRIGHT: (C)1982,JPO&Japio
    • 目的:通过空气中的防爆机制输送粉煤。 构成:粉煤通过进料器2从储存容器1中取出并滴入输送管3中。粉煤经由鼓风机4的快速空气流动被移动到炉5的燃烧器6, 煤被烧了 此时,打开/关闭阀7是打开位置。 当输送管3的压力在空气输送设备开始或停止时已经变得比炉5中的压力低时,控制器11基于压力检测器10的输出信号进行操作,停止供应粉煤 关闭阀门7以切断传送管道3中的流动。当传送管道3中的压力低于炉子5中的压力时,燃烧器6的火焰将进入管道3中,但火焰相撞 抵靠阀7的元件8,并被另一个由多孔材料制成的阀元件9的传热和积聚而冷却和熄灭。
    • 7. 发明专利
    • Method and device for adsorptive treatment of fluid
    • 用于流体吸附处理的方法和装置
    • JPS5929019A
    • 1984-02-16
    • JP13727482
    • 1982-08-09
    • Hitachi Plant Eng & Constr Co Ltd
    • YOMO NOBUOSASAKI NORIHARUHOTSUTA MASAMI
    • B01D53/08B01D53/02B01D53/12B01D53/34B01D53/44B01D53/81
    • PURPOSE: To adsorb away and recover stably an org. solvent from gas even if the concn. of the org. solvent fluctuates with the lapse of time by treating the gas contg. the org. solvent with a fixed bed type absorption device and a multistage fluidized bed type adsorption device.
      CONSTITUTION: The gas 9 contg. an org. solvent such as freon produced from a dry cleaning device 15 is sucked with a fan 7 and is supplied to a fixed bed type adsorption device 2. The activated carbon as an adsorbent is packed therein, and when the gas contg. the org. solvent in a high concn. is conducted to the device, the activated carbon adsorbs the solvent and when the concn. is decreased, the activated carbon desorbs the adsorbed org. solvent. The gas having always a uniform and specified concn. is discharged from the device 2 and is conducted to the next multistage fluidized bed type adsorption device 1, where the org. solvent contained in the gas is adsorbed away by activated carbon. The activated carbon in the device 1 forms a circulating bed for the adsorbent. The activated carbon 10 on which the org. solvent is thoroughly adsorbed is conducted to a regenerator 4 where the carbon is subjected to heating and desorbing. The regenerated carbon circulates in the device 1. The desorbed org. solvent is recovered for reutilization in the dry cleaning.
      COPYRIGHT: (C)1984,JPO&Japio
    • 目的:吸收和恢复稳定的组织。 溶剂从气体即使浓缩 的组织。 溶剂随着时间的流逝而波动,处理气体污染物。 组织 溶剂与固定床型吸收装置和多级流化床型吸附装置。 构成:气体9 一个组织 将由干洗装置15生成的氟利昂等溶剂用风扇7吸引并供给到固定床型吸附装置2中。作为吸附剂的活性炭被包装在其中。 组织 溶剂在高浓度 被引导到设备,活性炭吸附溶剂,当浓缩物 活性炭脱附吸附组织。 溶剂。 气体总是具有均匀且规定的浓度。 从装置2排出并被传导到下一个多级流化床型吸附装置1,其中, 气体中所含的溶剂被活性炭吸附掉。 装置1中的活性炭形成用于吸附剂的循环床。 活性炭10上的组织。 将溶剂充分吸附进入再生器4,在再生器4中碳进行加热和脱附。 再生碳在装置1中循环。解吸组织。 回收溶剂用于干洗中的再利用。
    • 8. 发明专利
    • Treatment of waste water containing hydrazine
    • 含水废水的处理
    • JPS59378A
    • 1984-01-05
    • JP10850282
    • 1982-06-25
    • Hitachi Plant Eng & Constr Co Ltd
    • SASAKI NORIHARUMASUDA CHIAKI
    • C02F1/76
    • PURPOSE: To save the consumption amount of a hypochlorite in response to the fluctuation in the concentration of hydrazine, by bringing contained hydrazine into contact with an equivalent amount of the hypochlorite to oxidatively decompose said hydrazine, and then bringing waste water into contact with nickel oxide.
      CONSTITUTION: Hydrazine-contg. waste water is introduced through an introducing pipe 2 into an oxidizing column 1, while measuring the concentration of hydrazine with a detector 14. In response to the output signal, the opening rate of a regulating valve 16 is adjusted by a controller 15 so that a hypochlorite is sent through a supply pipe 3 into the oxidizing column 1 so as to make its equivalent ratio to hydrazine equal to 1. In the oxidizing column 1, hydrazine is decomposed into N
      2 and H
      2 O, and N
      2 is discharged through an exhaust pipe 12. The waste water after being treated is introduced through a discharging pipe 4 into a decomposing column 5 and brought into contact with nickel oxide 6 in the column 5 to decompose the remaining hydrazine or hypochlorite. Thereafter, it is sent through a drain pipe 7 and separated into a liquid and solid matter by a solid-liquid separator 8. Nickel oxide is recovered through pipe lines 10, 11 into the decomposing column 5, while the treated water 9 is drained.
      COPYRIGHT: (C)1984,JPO&Japio
    • 目的:为了节省响应肼浓度波动的次氯酸盐的消耗量,通过使含有的肼与等量的次氯酸盐接触以使所述肼氧化分解,然后使废水与氧化镍接触 。 组成:肼contg。 废水通过导入管2被引入到氧化塔1中,同时用检测器14测量肼的浓度。响应于输出信号,调节阀16的打开速率由控制器15调节,使得 将次氯酸盐通过供给管3送入氧化塔1,使其与肼的当量比等于1.在氧化塔1中,肼分解成N 2和H 2 O,并且通过排气管12排出N 2。 处理后的废水通过排出管4引入分解塔5中,并与塔5中的氧化镍6接触以分解剩余的肼或次氯酸盐。 此后,通过排水管7送出,并通过固液分离器8分离成液体和固体物质。氧化镍通过管线10,11回收到分解塔5中,同时排出处理过的水9。
    • 9. 发明专利
    • Equipment for conveying inframmable powder by air flow
    • 通过空气流量输送不可粉碎的粉末的设备
    • JPS5777119A
    • 1982-05-14
    • JP15429280
    • 1980-10-31
    • Hitachi Plant Eng & Constr Co Ltd
    • SASAKI NORIHARUHOTSUTA MASAMI
    • B65G53/24B65G53/30B65G53/66
    • PURPOSE: To prevnt the explosion of inflammable powder during its conveyance from a first storage vessel to a second one provided at the end of a conveyance pipe, by using an anti-explosion mechanism.
      CONSTITUTION: Powdered coal is taken out from a first storage vessel 1 through a discharge valve 2 and drops into a conveyance pipe 3 so that the powdered coal is conveyed into a second storage vessel 5 by a rapid air flow from a blower 4. Some of the powdered coal, which accompanies the air flow, is caught by a dust collector 11. Even if the powdered coal explodes due to spontaneous igmition in the second storage vessel 5, a vent 6 is broken by the explosion pressure so that the pressure is released. The pressure in the storage vessel 5 is detected by a pressure sensor so that a controller 10 operates on the basis of the signal of the sensor to stop the operation of the discharge valve 2 and the blower 4.
      COPYRIGHT: (C)1982,JPO&Japio
    • 目的:将易燃粉末从第一个储存容器输送至设置在输送管道末端的第二个易燃粉末的爆炸,通过使用防爆机构。 构成:粉煤通过排出阀2从第一储存容器1中取出,并滴入输送管3,使粉煤通过鼓风机4的快速空气流输送到第二储存容器5中 伴随空气流动的粉煤被捕集器11捕获。即使粉煤由于第二储存容器5中的自发发生爆炸,通气孔6被爆炸压力破坏,从而释放压力 。 存储容器5中的压力由压力传感器检测,使得控制器10基于传感器的信号进行操作,以停止排出阀2和鼓风机4的操作。
    • 10. 发明专利
    • Prevention of spontaneous ignition of slack coal
    • 防止煤渣自发点火
    • JPS5927991A
    • 1984-02-14
    • JP13727682
    • 1982-08-09
    • Hitachi Plant Eng & Constr Co Ltd
    • SASAKI NORIHARUSUWA HIDEYUKI
    • C10L5/00B65D90/22B65D90/44B65D90/50B65G3/02B65G3/04C21B5/00
    • C21B5/003
    • PURPOSE:To prevent spontaneous ignition of slack coal under air-borne transport from a feed tank at the bottom of a storage tank, by detecting leak of high- pressure air in the feed tank through valves and introducing an inert gas into the tank whenever the leakage exceeds a predetermined limit. CONSTITUTION:Slack coal is fed from a slack coal tank 2 via valves 4 and 4A into a feed tank 3 for temporary storage. Then valves 4 and 4A are closed and a valve 6 is opened to send slack coal 1 into a transport pipe 7 through a rotary valve 5 so that the coal may be carried by high-pressure air from a compressor 8. The flow rate of the high-pressure air leaking from the valves 4 and 4A and flowing into a storage tank 2 is detected by a flow rate detector 9. When the flow rate exceeds a predetermined limit, the slack coal 1 in the storage tank 2 can generate heat leading to spontaneous ignition and therefore a control valve 12 is opened by a control device 10 and an inert gas is sent into the storage tank 2 through an inert gas supply pipe 11 to prevent the heat generation of the slack coal 1.
    • 目的:为了防止从储罐底部的进料槽进行空气传输下的松散煤的自发点火,通过阀门检测进料罐中的高压空气泄漏,并将惰性气体引入罐中 泄漏超过预定极限。 构成:松质煤通过阀4和4A从松质煤箱2供给到进料罐3中用于临时储存。 然后关闭阀门4和4A,并打开阀门6,通过旋转阀5将松散的煤1送入输送管道7,以便煤可以由来自压缩机8的高压空气运送。 通过流量检测器9检测从阀门4和4A泄漏并流入储罐2的高压空气。当流量超过预定极限时,储罐2中的松散煤1可产生热量,导致 自发点火,因此控制装置10打开控制阀12,通过惰性气体供给管11将惰性气体送入储罐2,以防止松散煤1的发热。