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Matches 1 - 50 out of 23,887

Document Document Title
WO/2019/115884A1
The inventio relates to a method for dewatering of biological sludge. It comprises addition of a flocculant to a biological sludge, which comprises an aqueous phase and suspended solid organic material, flocculating and dewatering the sl...  
WO/2019/117545A1
The present invention relates to a sludge collector comprising: a plurality of flights for collecting sludge inside a settling basin; a chain connected to the plurality of flights so as to move the flights; and an attachment-integrated r...  
WO/2019/109159A1
The focus of the invention is exclusively on ROM fractions of less than 50 microns from existing processes for recovering minerals, such as flotation, magnetic separation and gravity concentration, or for reprocessing waste product and s...  
WO/2019/112340A1
Disclosed is a nondegradable sewage/wastewater preprocessing system. The present invention provides a nondegradable sewage/wastewater preprocessing system comprising: a solid/liquid separator for processing remnants, sediments, or floati...  
WO/2019/106005A1
The invention relates to an apparatus for separating off sediments from liquids, in particular to a hydrodynamic solids separator, having a flow tank (10) with a feed line (12) for contaminated liquid and with a discharging line (13) for...  
WO/2019/103592A1
The present invention relates to an automatic, piston-type, deep-bed static clarifier in a rectangular tank which comprises an inlet of water to be treated and a clarified water outlet, which integrate means for extracting sludge and scu...  
WO/2019/104104A1
A water purification system with a centrifugal system and a factional heating system consists of a centrifugal unit, a cavitation unit, a cooling condenser, a vertical shaft, and a pitot tube. The centrifugal unit and the cavitation unit...  
WO/2019/103885A1
An F.O.G. separation apparatus includes a tank for receiving a liquid effluent flow containing water, F.O.G., and gross solids. The tank has a chamber, an inlet in an inlet module, a downstream section and an outlet in an outlet module. ...  
WO/2019/103509A1
The present invention relates to a vortex sedimentation apparatus, which has a body having a cylindrical inner space and has, in order from the perimeter toward the center portion thereof, a vortex generation part into which fluid flows ...  
WO/2019/103627A1
A method of removing sediment from fluid flow within a storm water drain pit by deflecting flow entering the pit towards the side walls of the pit by one or more deflectors. This reduces the energy of the fluid flow and promotes settling...  
WO/2019/098899A1
The invention relates to a method for clarification of raw green liquor in a sedimentation tank. According to the invention is a part of dregs separated in the sedimentation tank recirculated back into the inflow of raw green liquor, and...  
WO/2019/099865A1
A method for installing a liquid quality system into a containment structure, wherein the liquid quality system includes a liquid quality device and at least one drag-inducing assembly, wherein the at least one drag-inducing assembly inc...  
WO/2019/092895A1
Provided is a device for eliminating floating matter in water or on the surface of water, which can effectively eliminate floating matter that cannot be completely precipitated in a sedimentation basin. The device is positioned in the wa...  
WO/2019/092699A1
The disclosed invention relates to sedimentation tanks, and more particularly to sedimentation tanks that include structural means of reducing flow velocities developed therein, thereby providing clarified liquid at the outlet, which can...  
WO/2019/092971A1
A precipitation tank in which raw water supplied to the lower part of the interior of a tank body from a center well 2 at the center part of the tank body 1 rises inside the tank body 1 and flows out as clear water from an overflow part ...  
WO/2019/092974A1
Raw water supplied to the lower part inside a tank body from a center well 2 rises within the rectangular tank body 1 and flows out as clear water from an overflow part 13 on the upper part of the tank body 1. A plate 4 for changing the ...  
WO/2019/092972A1
Raw water supplied from a centre well 2 to a lower part inside a tank body 1 rises inside the tank body 1, overflows into troughs 13, 15 at an upper part of the tank body 1, and is retrieved as clear water. A plate 4 for changing the flo...  
WO/2019/094188A1
A flowback tank cleaning system and method is described. A flowback tank includes a self-cleaning system. A flowback tank cleaning method may include moving solid debris collected at a bottom of a collection section of a flowback tank to...  
WO/2019/094378A1
Separating hydrocarbon from compositions including hydrocarbon and solids such as oil sands, oil sands by products, asphalt compositions, etc. includes treating such compositions with an aqueous mixture including a highly water soluble s...  
WO/2019/092973A1
Provided is a sedimentation tank wherein raw water supplied from a center well 2 to the lower portion within the body of said tank rises within the body 1 of said tank, and becomes clarified water and flows out from an overflow part 13 o...  
WO/2019/092380A1
The invention relates to a method for the industrial preparation of phosphoric acid from an aqueous suspension comprising water and particles of at least one phosphate material, dispersed in the presence of at least one anionic polymer-t...  
WO/2019/081949A1
The present invention provides a multiphase separator for separating a multiphase fluid produced by one or more oil wells, the multiphase separator comprising: a separating vessel, comprising an inlet chamber and an oil chamber for colle...  
WO/2019/043603A3
Permeable sheets attached to tanks and or tank apparatus A method of retaining solids in a tank system comprising the steps of: a) using a permeable copolymer nodule sheet 11 as a partition for retaining solids 29 from a suspension of th...  
WO/2019/081594A1
The present application is directed to an acrylamide-free polymer for dewatering of sludge water streams, a water-in-oil emulsion comprising the polymer, a process and the use of the polymer for dewatering of sludge water streams.  
WO/2019/077835A1
The present invention reduces the amount of inorganic flocculant added and forms pellets having a rapid sedimentation rate while efficiently carrying out COD reduction and chromaticity elimination. A flocculation device 1 has: a first re...  
WO/2019/075594A1
Disclosed is a heat recovery device in a high-concentration salty wastewater treatment process, the device comprising a clarification tank for treating high-concentration salty wastewater, wherein a heat absorption jacket is provided bet...  
WO/2019/074416A1
The invention relates to a feedwell (11; 31) for a clarifier, comprising a tubular portion (12; 32), a tangential inlet (19; 39) arranged in an upper part (13; 33) of the tubular portion (12; 32), and a conical portion (15; 35) having an...  
WO/2019/069388A1
[Problem] To provide a novel braking mechanism which reliably stops a carriage during the lifting/lowering process of a scraper. [Solution] A stopper 11A has an arm part 12 and a tip part 13 that is provided on the tip of the arm part. O...  
WO/2019/070647A1
A cover for a wastewater treatment unit is disclosed. The cover may include a retractable awning, a frame, and at least one rotating shaft. The retractable awning may be configured to cover the wastewater treatment unit when extended and...  
WO/2019/063647A1
The present invention concerns a material, based on fibrillar, elongated, or disk-like colloidal particles, that has a high scattering efficiency, a method that is suitable for preparing such a material, and the use of such a material. T...  
WO/2019/056084A1
A separation tank for separating a contaminant from a multiple-phase fluid stream has a vessel formed by a top wall, a bottom wall, and a sidewall. The vessel has a plurality of nested and fluidly connected chambers therein. A fluid inle...  
WO/2019/058719A1
The present invention relates to a coolant liquid processing system provided with a primary tank for storing coolant liquid containing sludge and a secondary tank for storing processed coolant liquid obtained by performing a process to r...  
WO/2019/056112A1
A separator vessel has inlet, fluid outlet, and sand outlet ports. Each of the fluid and sand outlet ports are spaced below the inlet port. The separator has an enclosure between the inlet and fluid outlet ports. The enclosure redirects ...  
WO/2019/055761A1
A solar energy collector system heats fluid using sunlight, and that heated water is supplied to a heating system of piping in the bed of a sewage drying system that heats an upward concrete or coated concrete drying surface of the bed t...  
WO/2019/053114A1
The invention relates to a reactor for the biological treatment of wastewater, comprising: - a chamber capable of containing a mixture of wastewater and sludge comprising various levels, each level being defined by a sludge concentration...  
WO/2019/049593A1
Provided is a wet metallurgy method for a nickel oxide mineral ore, the method being capable of effectively increasing the pH of a processing liquid and capable of efficiently facilitating a sulfurization reaction using the processing li...  
WO/2019/050835A1
Terpolymers and use thereof are provided comprising one or more nonionic monomers, one or more anionic monomers and one or more cationic monomers, These terpolymers and compositions containing may be used as flocculants, for example, for...  
WO/2019/044312A1
Provided are a water treatment method and water treatment device that can suppress occlusion of a clarification membrane while at the same time suppressing degradation of treated water quality in treatment using a clarification membrane ...  
WO/2019/046483A1
Aspects of the present disclosure describe systems, methods, and structures for acoustic wave-based separation of particulates in a fluidic flow. Illustrative systems, methods, and structures according to aspects of the present disclosur...  
WO/2019/044197A1
Provided are a treatment apparatus and treatment method for hardness component-containing water that effect reverse osmosis membrane treatment after the hardness component-containing water has been softened, the apparatus and method bein...  
WO/2019/044033A1
A chemical supply device (1) is provided with: a chemical holding part (2) which comprises a membrane (6) which a chemical (8) can permeate and a membrane support (7) for supporting the membrane (6), and which is for holding the chemical...  
WO/2019/043603A2
Permeable sheets attached to tanks and or tank apparatus A method of retaining solids in a tank system comprising the steps of: a) using a permeable copolymer nodule sheet 11 as a partition for retaining solids 29 from a suspension of th...  
WO/2018/234606A3
The invention relates to a device for cleaning the bottom of water-holding spaces, which can be used to clean the bottoms of artificial constructions, comprising a bottom-cleaning carriage (1) provided with: wheels (11) such that the car...  
WO/2019/046416A1
Described is a method of treating wastewater. The method includes receiving the wastewater at a ballasted activated sludge secondary treatment aeration basin. The method also includes adding a ballast material to the wastewater, treating...  
WO/2019/039556A1
[Problem] To provide an ethyleneimine polymer (solution) which is capable of exhibiting an excellent performance when used as, for example, a coagulating agent for waste water, a papermaking chemical such as a freeness improving agent, a...  
WO/2019/038842A1
[Problem] To make possible reversing of the direction of progress of a sludge hauler regardless of the position of the same. [Solution] A continuous chain 5 is provided around a pair of wheels 4a, 4b, and is provided with a traction part...  
WO/2019/038545A2
There is described a tray unit for a wastewater treatment device. The tray unit has a substantially frusto-conical profile defining an axis and a central aperture. The tray unit comprises a plurality of distinct tray sections arranged ar...  
WO/2019/036598A1
A high-solids wastewater treatment system is disclosed. The wastewater treatment system includes a ballasted reactor, a solids-liquid separation subsystem, a pre-treatment subsystem, a ballast feed subsystem, and a ballast recovery subsy...  
WO/2019/032448A1
A feedstock processing system extracts a product from a solid using a CTSE system comprising a plurality of continuous stirred tank extraction stages arranged in fluid communication with each other in series such that effluent from one s...  
WO/2019/026982A1
Disclosed is a method for producing a basic aluminum chloride solution (a desired solution or a PAC solution having a high basicity) that has a basicity of from 63 to 75 (inclusive) and a viscosity of from 5 mPa·s to 200 mPa·s (inclusi...  

Matches 1 - 50 out of 23,887