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WO/1981/003484A1 |
Aqueous slurries of fine coal are dewatered by a process which comprises mixing an organopolysiloxane with the slurry, separating the slurry to recover the fine coal and further drying the fine coal, if desired. The use of water-soluble ...
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WO/1981/003483A1 |
Aqueous slurries of fine coal are dewatered by a process which comprises mixing a mixture of a water-soluble organopolysiloxane and a water-emulsifiable organopolysiloxane with the slurry, separating the slurry to recover the fine coal a...
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WO/1981/000359A1 |
A method for separating filterable particle from a liquid suspension, e.g. white water cleaning for paper machines. Movable, cyclically operating filter elements are used, which in succession and repeatedly pass an operating cycle during...
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WO/1981/000058A1 |
Cleaning a filter surface (16) in situ in a filter housing (10) forming part of a pressure filtering apparatus for liquids is carried out by drying the coating deposited on the filter surface by means of hot air which is caused to flow a...
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WO/1980/002384A1 |
The rate of filtration of a coal liquid slurry is increased by adding polyisobutylene to the slurry prior to filtration or by washing a precoat cake of filter aid with an oil solution of polyisobutylene prior to filtration.
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WO/1980/002386A1 |
The rate of filtration of a coal liquid slurry is increased by adding an alkylmethacrylate copolymer and an alcohol containing 2 to 10 carbon atoms to the slurry prior to filtration or by adding the alcohol to the slurry and washing a pr...
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WO/1980/002382A1 |
The rate of filtration of a coal liquid slurry is increased by adding ethylene vinyl acetate copolymer to the slurry prior to filtration or by washing a precoat cake of filter aid with an oil solution of ethylene vinyl acetate copolymer ...
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WO/1980/002381A1 |
The rate of filtration of a coal liquid slurry is increased by adding polyisobutylene and an alcohol containing 2 to 10 carbon atoms to the slurry prior to filtration or by adding the alcohol to the slurry and washing a precoat cake of f...
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WO/1980/002383A1 |
The rate of filtration of a coal liquid slurry is increased by adding an ethylene vinyl acetate copolymer and an alcohol containing 2 to 10carbon atoms to the slurry prior to filtration or by adding the alcohol to the slurry and washing ...
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WO/1980/002385A1 |
The rate of filtration of a coal liquid slurry is increased by adding an alkylmethacrylate copolymer to the slurry prior to filtration or by washing a precoat cake of filter aid with an oil solution of the alkylmethacrylate copolymer pri...
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WO/1980/000542A1 |
A process for filtering gases or liquids for removing liquid or solid impurities is characterized in that one uses for filtering a fibre material which partly exhibits a layer structure, said fibres along the main part of the total fibre...
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WO/1979/000129A1 |
The waste waters which may have been purified first mechanically (1) are introduced into a reactor (4), in which they undergo during their forced ascension an intensive introduction of very thin air bubbles (oxygen). The reactor contains...
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WO/1979/000086A1 |
In the field of pressure filter systems, a method and apparatus for re- generating a diatomaceous earth filter cake of a pressurized liquid filter system in order to solve the problem of down time and one-time only use of the filter mate...
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WO/1979/000012A1 |
Filter elements in a filter press are closed and made tight by the automatic adaptation and control of their closing force in correspondence to their opening force. The opening force, of variable magnitude, is generated by the pressure o...
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JP2024043981A |
The present invention provides a filter system that can easily detect blockage of a filter of a solid-liquid separator, a filter blockage detection method that can detect blockage of the filter, and a program that detects blockage. [Solu...
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JP7460149B2 |
A microfilter, a manufacturing method thereof, and a microfiltration unit for holding the microfilter are provided. The microfilter has: a non-epoxy based microfilm; and a plurality of microholes provided on the surface of the non-epoxy ...
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JP7447553B2 |
To provide a seawater treatment system capable of realizing a seawater treatment according to water quality based on ship location information.A seawater treatment system 1 comprises a management device 10 provided on a ship, and an info...
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JP7436378B2 |
A system. The system includes a reuseable oil filter, a first port, a second port and a valve assembly. The reuseable oil filter has an inlet and an outlet, and includes a housing and a filter element positioned within the housing. The v...
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JP2024022860A |
An object of the present invention is to provide a method for operating a coaxial differential screw press dehydrator that can reliably prevent overtorque of a second screw and avoid operation stoppage. [Solution] This operating method t...
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JP2024006284A |
An object of the present invention is to realize control of a rotary filter device that does not impose a load on the device even when it is necessary to shift to an operating condition with a different processing capacity. [Solution] A ...
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JP2024002442A |
An object of the present invention is to prevent initial passage immediately after filter cleaning. [Solution] A clean tank 11 that stores clean liquid, a dirty tank 12 that stores used dirty liquid, a filter unit 20 that filters the dir...
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JP7401230B2 |
To provide a filtration device that can extend a service life of a conveyor chain.A filtration device includes a filtration tank in which a filtering liquid and a filter unit are housed and discharge means for discharging a sedimentary l...
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JP7383047B2 |
A method of and system for recovering a dielectric fluid used for immersion cooling of electronic devices, the method including filtering the dielectric fluid to remove a first group of solid contaminants; distilling the filtered dielect...
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JP2023160860A |
To provide a novel treatment method for removing a specific polymer from water.A water treatment method comprises a removal step of removing a polymer (I) containing a polymerization unit (I) based on a monomer represented by the followi...
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JP7371005B2 |
The invention relates to solutions for the monitoring, process control and supervision of a solid filtration, particularly the washing process of said solid in a filtration system, and particularly to a method for monitoring and controll...
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JP7370281B2 |
Provided is a method for suppressing clogging of a filter cloth that separates water from gypsum slurry produced as a by-product in a flue gas desulfurization device configured to bring the exhaust gas discharged from a combustion device...
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JP2023153634A |
To provide a filter aid charging device capable of smoothly supplying a filter aid to a filter device without the phenomenon in which the filter aid does not fall downward and stays due to coagulation and solidification (with high yield)...
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JP2023149963A |
To provide a filter changer which is less likely to cause resin leakage from a connection part between a resin supply part and a resin inflow hole.A filter changer includes: a filter holder which stores a filter unit and is slidable in a...
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JP2023144599A |
To provide a cleaning water remote monitoring system of a dust collector which can remotely monitor clogging of a strainer for cleaning water and a cleaning nozzle.A cleaning water remote monitoring system 10 of a dust collector includes...
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JP7359593B2 |
To provide a filtering device in which a problem of deterioration of suction efficiency is hard to occur even if repeating replacement of filter plates.A filtering device includes a hollow filter unit 1 equipped with a filter plate 17 at...
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JP2023130067A |
To provide an information processing device, an information processing method, a program and a learned model capable of appropriately setting a cleaning time of a filter.According to an embodiment, an information processing device includ...
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JP2023539011A |
The present invention relates to a screw press (1) for separating filtrate from feedstock. This screw press (1) is A sensor arrangement (9) with a sensor (7) for measuring the filtrate content is arranged in the discharge area (4) of the...
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JP7329325B2 |
A filter aid composition may include a first acid-treated silica-based filter aid having a first particle size distribution and a second acid-treated silica-based filter aid having a second particle size distribution. A method of making ...
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JP2023109885A |
To provide a filtration device.A filtration device has a filtering film, filtered liquid supplying means, and a filtering film protection plate. The filtered liquid supplying means has a supply path circulating filtered liquid in a horiz...
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JP7316156B2 |
To provide a water purification method and a water purification apparatus capable of reducing a used amount of an inorganic coagulant, and continuing an efficient and stable water treatment, even if turbidity of raw water has a low conce...
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JP7310619B2 |
To provide an operation method of a dust collector capable of accurately switching the circulating speed of a screen corresponding to a dust amount.An operation method of a dust collector driven by jointing a net frame having a dust coll...
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JP7308686B2 |
To provide a filtration device forming a proper sedimentary layer in response to the specific gravity of liquid in a filtration tank.A filtration device comprises: a hollow filter unit 1 equipped with a filter plate on at least a part of...
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JP7305090B2 |
To provide a recovery method that can separate and recover valuable metal powder from resist waste liquid, and a device fit for the method.A method of recovering valuable metal powder from resist waste liquid containing the valuable meta...
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JP2023524927A |
The present invention relates to a filtration device (1) for a suspension (5) using a rotary filter (2) having a precoat (20), and includes a filtration unit (3) for implementing the rotary filter (2). . The apparatus further comprises a...
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JP7289000B2 |
The present disclosure relates to a flue gas cleaning solution purification system and, more specifically, to a flue gas cleaning solution purification system including: a scrubber for removing contaminants such as sulfur oxides from flu...
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JP7269148B2 |
To provide a filtration processing method and a filtration device which enable efficient operation with a simpler facility, and can stably maintain quality of treated water of filtrated water.In a filtration processing method of mixing a...
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JP2023057370A |
To provide a filter performance evaluation device, a filter wetting device, and a filter performance evaluation method for more accurately evaluating filter performance.A filter performance evaluation device includes a flow path, a forei...
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JP7261520B1 |
A solid-liquid separator capable of effectively removing solids in raw water is provided. A fixed side plate group (27), a movable side plate group (28), and a drive means (9) for parallel movement of the movable side plate group (28) ar...
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JP7259538B2 |
To provide a liquid filter which can reliably avoid entry of a process liquid into an air exhaust mechanism.In a liquid filter 10, a liquid level detection mechanism 2 comprises: a main liquid level detection device 21 which can detect a...
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JP2023047263A |
To provide a water treatment apparatus capable of suppressing increase in pressure and flow rate and providing a stable medicine supply.A water treatment apparatus 1 includes a filter part 2 containing a filtering material inside, a raw ...
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JP2023513367A |
A method for removing particulate matter from an aqueous stream containing concentrated acid, preferably concentrated sulfuric acid, comprising mechanical filtration by passing said aqueous stream through a filter unit, said filter unit ...
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JP2023043190A |
To provide a spring-shaped filtration device and a liquid filtration method where the filtration of impurities and the like dissolved in a liquid can be efficiently performed.A spring-shaped filtration device 1 includes: a housing 2; a f...
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JP7245700B2 |
To provide a movable supply/recovery device which enables improvement of the degree of freedom of supply and recovery locations of liquid such as oil, and a liquid circulation and supply recycle system.A movable type supply and recovery ...
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JP7245795B2 |
The present invention provides a technology which can inhibit the usage amount of processing liquid and reduce initial dust generated from a filter. An aging apparatus (2) is provided with a first tank (40), a second tank (50), a first b...
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JP7234684B2 |
To provide a liquid treatment apparatus capable of properly controlling a control object, even when a rate of flow at which the object circulates through a filter is small, in controlling the control object according to differential pres...
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