An object of the present invention is to provide a movable electrode-type electrostatic precipitator including: a casing which allows a dust-containing gas to flow; a plurality of discharge electrodes which are suspended in the casing; and sweeping units which are rotated by forming a loop using a plurality of dust-...

The present patent aims to control and adjust water storing quantities of a plurality of treated sewage tanks distributed along a sewer trunk line by a unified management. The sewage reuse system of the present invention distributes a plurality of reuse water supply sections, each consisting of a water introducin...

A drinking water supply system (S) supplies drinking water prepared from water. The drinking water supply system (S) includes a water purification device (Sa) that purifies the water and includes at least one of an NF membrane (7a) and a UF membrane (7b) that filter the water. Most Illustrative Drawing: FIG. 1 ...

Since the ballast water treatment system relating to an aspect of the present invention is configured such that the water quality of the ballast water is monitored and based on that result, the operational conditions of the water treatment apparatus are controlled, it is possible to treat the ballast water enabli...

To prevent, in an oil free screw compressor, problems such as excessive compression etc. which might be caused by a discharge port being closed before a volume of a compression chamber becomes zero and to avoid an increase in power consumption. The oil free screw compressor comprises: a pair of male and female...

A screw compressor includes a casing forming a bore for accommodating a male rotor and a female rotor of which lobes mesh with each other, an axial suction port on a suction side of the casing, and a delivery port on a delivery side, the axial suction port configured by a contour line including a line along a male l...

A dust collecting electrode of a moving electrode type electrostatic precipitator is aimed at a large weight reduction while securing mechanical strength and is finished to be free of surface unevenness which can be a factor in lowering the spark voltage. The dust collecting electrode is attached to, and between...

A ballast water treatment system is provided that can kill microorganisms and bacteria or the like included in magnetic flocs so as to eliminate an impact on the environment and human bodies. The ballast water treatment system includes a coagulation section for agitating magnetic powder and coagulant added to b...

The invention provides precipitation equipment that provides an easy installation of an additional apparatus in existing equipment including a variety of structures and that permits the installation work to be accomplished in a minimum shutdown time of the existing equipment. In the precipitation equipment inc...

A small moving electrode-type electric dust collection apparatus having a high dust collection rate of dust in exhaust gas is provided. In a moving electrode-type electric dust collection apparatus according to the present invention, a plurality of collecting-electrode plates are hung from an endless chain in a...

In conventional recovery of pure terephthalic acid crystals, separation while maintaining the final crystallization tank slurry at the highest possible temperature (maximum 205°C) and high pressure is preferred from the point of view of ease of separation of p-toluyl acid, and expensive high temperature and high pre...

A reverse osmosis membrane element replacing device (10) houses/replaces RO membrane elements (108) in/from pressure vessels (102) of a reverse osmosis membrane module 100. The reverse osmosis membrane element replacing device (10) includes a placement base (38) positionable facing an opening (104) of one of the pr...

The present invention provides an electrostatic precipitator by which the cost of dust sweeping can reduced and a sweeping performance can be maintained for a long term. There is provided a movable electrode-type electrostatic precipitator including: a casing which allows a dust-containing gas to flow from an inlet...

Effluent generated in the purification process is comprised of condensed water generated in a cooling step, scrubber treated effluent generated by washing the separated gas from the condensed water and discharged gas derived from the circulation and sealing gas for the solid-liquid separator, the dryer and the stora...

In order to prevent mutual contact of rotors while keeping a clearance between the rotors small to maintain high performance, there is provided a screw fluid machine in which a pair of a female rotor (2) and a male rotor (1) meshes with each other and rotates so that the volume of a groove serving as a working chamb...

Provided is an electrode moving type electrostatic precipitator capable of reducing extension of endless chains even if the dust collector is operated for a long period and increasing a dust collecting performance. [Solving problem] In an electrode moving type electrostatic precipitator for capturing dusts in a gas...

The hydrogen-producing method of the an aspect of the present invention is a method for producing hydrogen in which hydrogen is produced from an organic matter using a microorganism, characterized by using pellets on which hydrogen-producing acid-resistant bacteria are entrapped and immobilized, producing hydrogen b...

In a treating method of used home electronic appliances and the like for disassembling the used home electronic appliances and the like including any one of a refrigerator, a washing machine, an air conditioner and a television set so as to pick up recyclable raw materials, the method has a step of picking up parts ...

The present patent aims to control a water storing quantity of reuse water which is stored by a sewage treatment apparatus of a satellite treatment plant. The sewage treatment apparatus of the present invention comprises: a membrane separation active-sludge treating section which performs a biological treatment o...

An object of the present invention is to reduce the number of components by increasing a width of one dust collecting electrode plate as well as to make coupling portions for coupling dust collecting electrode plates with endless rope members compact. In a moving electrode of an electrostatic precipitator having a...

It is intended to provide a method of treating a mother liquid separated from a purified terephthalic acid for obtaining recovered water with less impurity in a great amount and at a low cost from a primary mother liquid separated upon crystallization of primary crystals. In the method of treating a mother liquid se...

A multi-stage moving electrode type electrostatic precipitator includes a casing which flows dust-containing gas from an inlet to an outlet of gas, multiple discharge electrodes suspended at a gas flow path as a dust collection region in the casing, and a moving electrode which forms a loop using multiple dust colle...

Provide is a method for treating fluorine- containing wastewater by which high fluorine-containing wastewater can be efficiently treated at a low cost. The method includes generating calcium fluoride by adding first calcium chloride to fluorine-containing wastewater; removing the calcium fluoride by sedimentation to...

A system in which the amount of contents of oxidation reaction flue gas emitted from the process of aromatic dicarboxylic acid production is reduced and in which the pressure held by the flue gas is recovered as power energy at relatively low temperature range (150° → 0°C) ; and a system unified with the production ...

In a process for producing a high purified aromatic dicarboxylic acid by producing a crude aromatic dicarboxylic acid by liquid phase oxidation of an alkyl aromatic hydrocarbon with an oxygen-containing gas under the presence of a catalyst comprising Co, Mn, and Br, converting into an aqueous solution with water, an...

It is required to provide a moving electrode type electric dust collector and a method of carrying in part thereof which allow a replacement part to be carried in easily and reduce the work load on workers engaged in replacement work. Amoving electrode type electric dust collector has: a casing; multiple discharge ...

In the hydrogenation purification of crude terephthalic acid, at the stage of mixing crude terephthalic acid with water into a slurry, conducting heating/dissolving operation to thereby convert the same to an aqueous solution and subjecting the aqueous solution to a hydrogenation purification reaction operation, the...

With current methods for manufacturing refined terephthalic acid by means of a hydrogenation reaction of a crude terephthalic acid aqueous solution by means of a precious-metal-supporting activated carbon catalyst, excessive condition settings and extra equipment are used for setting safely in order to ensure qualit...