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Matches 1 - 50 out of 3,549

Document Document Title
WO/2018/005989A1
An anaerobic digestion system may include a material grinding/pulping portion, a hydrolysis portion arranged downstream of the grinding portion, a multiple chamber anaerobic reactor arranged downstream from the hydrolysis portion and inc...  
WO/2018/001397A1
The invention relates to a device for treating material in a container which is equipped with a stirrer that can be rotated about a central axis. A first deflecting device is provided which is arranged in the container above the stirrer ...  
WO/2017/217909A1
The invention relates to a pulp refining system for mechanically refining of lignocellulosic material, comprising a defibrator, a defibrator housing, in which the defibratoris arranged, a blow valve having an inlet and an outlet and bein...  
WO/2017/215877A1
The invention relates to a method for producing a fibrous material from lignocellulose from wood, preferably in the form of wood chips. The lignocellulose material is impregnated with a mixture of sodium sulfite and sodium bisulfite and ...  
WO/2017/209679A1
A mixing unit (201) for use in a mixing apparatus for mixing treatment media in liquid or gaseous state with a fiber suspension. The mixing unit is adapted to be arranged in a mixing chamber of the mixing apparatus and comprises at least...  
WO/2017/209678A1
A mixing unit (1) for use in a mixing apparatus (2) for mixing treatment media in liquid or gaseous state with a fiber suspension, which apparatus comprises a housing defining a mixing chamber(3), at least one inlet (4a, 4b) for feeding ...  
WO/2017/204723A1
The present invention relates to a method of production of a paper fibre composition, comprising the steps of: a) Providing a vessel, b) Providing Na2S03 in the range of 12-122 kg/bdt combined with NaOH in the range of 0-97 kg/bdt, or Na...  
WO/2017/200471A1
A plug screw feeder for transporting and compressing granular material in a transport direction and comprising a feed screw, which comprises a screw core and has a length, which is divided into a number of length sections, each of which ...  
WO/2017/199876A1
[Problem] To provide a counter collision processing device that can increase efficiency for carrying out minute particle formation by collision of fluids with each other and realistically be implemented simply on an industrial production...  
WO/2017/200452A1
A method of wet forming a solid porous body that is substantially lighter than conventionally produced similar products but has comparable strength/stiffness and is based on fibrous material from softwood including fractions of fibers se...  
WO/2017/182846A1
Described herein is a process for producing a flaked cellulose-based thermal- and/or acoustic-insulating material. The process is characterized in that it comprises the following steps: - preparing a cellulose-based pulp; - providing a w...  
WO/2017/173983A1
A bale breaking and dust removing device (1) comprises a roller (10) and at least one rotating shaft (20), wherein the roller (10) comprises a feed opening and a discharge opening. A first cutter part (13) is arranged on the inner wall o...  
WO/2017/173985A1
A dust dry removal apparatus (1), comprising a dust removal apparatus body (10) comprising a feed inlet (11) and a discharge outlet (12), the dust removal apparatus body (10) being used for accommodating fragments requiring the removal o...  
WO/2017/173982A1
A method and system for waste paper purification. The method for waste paper purification comprises the following steps: while unpacking waste paper packaged into bundles, performing a first dry-process dust removal treatment with respec...  
WO/2017/150185A1
The purpose of the present invention is to efficiently eliminate metal materials from fibrillated matter. Provided is a used paper processing device which includes: a crushing unit that crushes used paper to form crushed matter; a fibril...  
WO/2017/144322A1
The invention relates to a rotating drum for treating fibrous material, the axis of rotation (3) of said drum being tilted at most 30° with respect to the horizontal, comprising a sorting zone (2), into which fibrous material mixed with...  
WO/2017/137540A1
It is disclosed an apparatus for separating a least one solid from a solids/fluid mixture, said apparatus comprising a separation chamber and a cushion chamber. The separation chamber comprises a top end, a bottom end, at least one wall,...  
WO/2017/134334A1
The present invention relates to a method of producing microfibrillated cellu- lose (MFC) comprising (i) providing cellulosic material, (ii) drying the cellulosic material so that specific surface area (SSA), when measured with BET- meth...  
WO/2017/133940A1
An apparatus for processing a rope formed in a pulper, comprising a conveying mechanism, in particular a winch, for pulling the rope, with the forward end first, out of the pulper, is characterized in that the conveying mechanism is posi...  
WO/2017/115016A1
A rotor unit in a vessel containing a mixture of water and particles of recycled material, comprising a rotor unit body (19); a screen plate (18) installed to the vessel; a rotor (78) connected to the rotor unit body (19) and configured ...  
WO/2017/115017A1
An apparatus and a method for processing recycled material, comprising a first pulper (3) having an inlet (2) for receiving recycled material (1), a water inlet (26) for producing a mixture of water and particles of recycled material, a ...  
WO/2017/109468A1
A process is provided for preparing a low density, fibrous primary lignocellulose biomass, particularly straw for anaerobic digestion at large scale, i.e. >2 MWth, which comprises a step that greatly increasing the density of the straw t...  
WO/2017/102542A1
The present invention is in the field of producing mechanical pulp from a biomass comprising lignocellulosic material. Such a process is useful in paper production. More in particular the invention relates to the process of wood pulping,...  
WO/2017/104062A1
Provided are a separation device that has a high separation efficiency, and a method of manufacturing a water absorbent material in which the separation device is used. A separation device 1 is provided with a shredding unit 10, a separa...  
WO/2017/098247A1
The present invention relates generally to the field of waste processing. The method comprises separating waste into at least two parts, comprising: (i) mainly food waste (fines) and (ii) mainly paper and other recyclable material (overs...  
WO/2017/088037A1
The present invention patent application relates to a method for separating, recovering, refining and purifying cellulose pulp contained in hygienic absorbent pads and diapers of personal use, and belongs to the chemical field, in partic...  
WO/2017/077443A1
The present invention relates to an apparatus (1) for and a method of disintegrating biomasses, more particularly biomasses provided as bales. The present invention finds particular application in plants for pre-treating biomasses intend...  
WO/2017/070720A1
The invention relates to a high-concentration mixer (1) for producing a suspension (2), comprising a stationary container (3) and an agitator (8) arranged along the container axis (7), which agitator is connected to a motor via a flange ...  
WO/2017/061937A1
A center plate (10) for a rotor (6) in a pulp or fiber refiner (1) has a surface (200) provided with at least one feeding wing (100) for directing lignocellulose- containing material (7) flowing onto the surface (200) towards a periphery...  
WO/2017/061936A1
A center plate (10) for a rotor(6)in a pulp or fiber refiner (1) has a surface (200) provided with at least one feeding wing (100) for directing lignocellulose- containing material (7) flowing onto the surface (200) towards a periphery o...  
WO/2017/052391A1
The subject of the invention is the method of fractionation of waste paper stock during defibering and separate treatment of fractions of high flexibility in selection of operating parameters which allows various types of raw materials o...  
WO/2017/041968A1
The invention relates to a rotating drum for treating a fibrous material (1), wherein the rotational axis (2) of the drum is inclined by maximally 10° relative to the horizontal. The drum comprises a dissolving zone (4) which adjoins a ...  
WO/2017/010123A1
Provided are blades (5) which extend in the direction of the diameter of a rotor (4) in a pulper (1), said blades being characterized in that each is formed from a base part (51) wherein the front side in the direction of rotation is for...  
WO/2016/203107A1
The present invention relates to a method for defiberizing fibrous material, especially recovered paper or recovered board, in a rotary defiberizing drum having a material defiberizing portion and a screening portion. The method comprise...  
WO/2016/193617A1
The invention concerns a method for producing nanocelluloses from a cellulose substrate comprising cellulose fibres, said method comprising the following sequence of steps: - a step of enzymatic treatment of said cellulose substrate, by ...  
WO/2016/185396A1
A method for removing or reducing bacterial growth or bio-film formation in a paper or paperboard making process, wherein the method comprises introducing gas bubbles, having a diameter of less than 0.5 micrometer, into the paper or pape...  
WO/2016/179845A1
A pigment decomposition and pigment extraction production process for all-cotton straw chemi-mechanical pulp sequentially comprises: raw material washing, raw material cooking, squeezing, pulp washing, filament rolling, drug addition, im...  
WO/2016/177395A1
The present invention relates to nanofibrillar cellulose. Furthermore, the invention relates to a method for the manufacture of nanofibrillar cellulose, and to a nanofibrillar cellulose obtainable by said method. The invention also relat...  
WO/2016/165858A1
The invention relates to a device for sorting wet dirty fiber materials, in particular for sorting dissolved wastepaper for the first time, comprising a housing and a screen which has a plurality of screen openings through which a part o...  
WO/2016/165860A1
The invention relates to a device for disintegrating fibrous material, in particular for disintegrating fibrous material at HC pulp densities, comprising a housing and working elements which are arranged in the housing and can be made to...  
WO/2016/160943A1
The present disclosure relates to methods of processing lignocellulosic feedstock that include grinding lignocellulosic feedstock to provide ground lignocellulosic feedstock; and compressing at least a portion of the ground lignocellulos...  
WO/2016/161230A1
A process for producing cellulosic fiber with a high curl index is disclosed. The process can include mechanically treating and chemically crosslinking kraft pulp. The mechanical treatment of the pulp can include convolving and mechanica...  
WO/2016/142019A1
The invention relates to a method for dissolving fibrous materials (1), in particular waste paper, wherein the fibrous materials (1) are supplied to a dissolving section (2) of a rotating drum and mixed there with water, and the fibrous ...  
WO/2016/139885A1
Provided is a sheet manufacturing device in which fibrillated product can be kept from adhering to the device interior. The sheet manufacturing device 100 has: a fibrillating part 20 for fibrillating a fiber-containing raw material into ...  
WO/2016/124285A1
The invention relates to a method for treating a fibrous-material suspension flow formed at least partially of waste paper, at least comprising a dissolving process (1) and at least a subsequent first fractionation stage (2) for forming ...  
WO/2016/108838A1
A cylindrical pulpstone has an outer surface that includes an abrasive. The outer surface defines a plurality of circumferentially- alternating grooves and lands extending across the outer surface of the pulpstone. The lands provide an a...  
WO/2016/108836A1
A tool for sharpening a pulpstone surface comprises a body having a cylindrical engaging surface and an axis of rotation. The engaging surface of the tool has multiple circumferentially- alternating lands and spacer grooves configured to...  
WO/2016/090425A1
A composite material comprising an elastomer and nanocellulose. The nanocellulose may compirse a nanocellulose material derived from plants having C4 leaf anatomy, or a nanocellulose material derived from a plant material having a lesser...  
WO/2016/077901A1
Process for reutilizing paper used in sack-type packaging, such as those for cement, with one, two or more paper layers, in which only the outer layer is printed and which are defined simply as a sack (1) that, to begin with, is complete...  
WO/2016/069325A1
A continuous dynamic mixing assembly includes a mixing chamber having an interior wall which is generally symmetrical about a central longitudinal axis. Flowable material is mixed in the mixing chamber. At least one inlet introduces the ...  

Matches 1 - 50 out of 3,549