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Matches 1 - 50 out of 3,633

Document Document Title
WO/2018/185227A1
The invention relates to a method for producing microscale and/or nanoscale fiber material. The method has at least the step of dispersing (5) dried pre-comminuted pulp in a liquid. The method additionally has a step of finely comminutin...  
WO/2018/172920A1
The present disclosure relates to cellulose nanomaterials made or derived from tobacco and methods for the production thereof. The tobacco-derived cellulose nanomaterials can be employed in various industrial applications such as film fo...  
WO/2018/161608A1
Provided is defoaming apparatus. The defoaming apparatus comprises: a defoaming cavity (1), which is capable of being closed and is constructed to contain a liquid to be defoamed; a heating unit (2), which is constructed to heat the defo...  
WO/2018/160115A1
A refining disc (6) in a defibrator (1) for refining fibrous material is provided with non-central openings (11) for allowing steam developed in the refining space (2) during refining to flow from the front side to the backside of the re...  
WO/2018/157094A1
A fiber-SAP particle includes a superabsorbent core particle (SAP core particle) and a plurality of fibers attached to the SAP core particle and extending therefrom. The fiber-SAP particles may be formed in a fluidized bed chamber using ...  
WO/2018/146379A1
Determining a degree of breaking down of the fiber particles into fines in pulp is performed by transmitting (1000) optical radiation to the pulp (104); and determining (1002) the degree of breaking down of the fiber particles into fines...  
WO/2018/142019A1
The object of the invention is an apparatus and a method for measuring dewatering in the wet end of a paper machine. What is essential in the invention is that the measuring system (26) comprises an essentially horizontal inlet pipe (10)...  
WO/2018/142024A1
The object of the invention is an apparatus for measuring dewatering in the wet end of a paper machine. What is essential in the invention is that the apparatus comprises a measuring receptacle (15) functioning at normal air pressure, in...  
WO/2018/130346A1
A disc-type refiner segment and a production method thereof are provided for refining lignocellulosic material, comprising providing production data of the disc-type refiner segment;supplying the production data to a 3D printer; 3D print...  
WO/2018/124443A1
Disclosed are a screen machine for resolving a raw material concentration phenomenon occurring in the screen machine, a casing body for the screen machine, and a screen basket. According to the present invention, a diluent supplied throu...  
WO/2018/118388A1
This disclosure is drawn, inter alia, to methods, systems, products, devices, and/or apparatus generally related to oat hull fiber products. The oat hull fiber products can include a plurality of coated oat hull fibers. An example method...  
WO/2018/114153A1
The invention relates to a system for the treatment of process water of a machine for producing and/or finishing a paper web, cardboard web, tissue web or another fibrous web, wherein the process water is divided in a sorting or filterin...  
WO/2018/110855A1
The present invention relates to: a refiner bar plate including a micro-fine bar which is prepared to become finer and have a long lifespan, with the resultant improvement of productivity in a refining process; and a method for manufactu...  
WO/2018/104484A1
The invention relates to a method for treating biomass (1). In a step (S10) of the method, the biomass (1) and an amount of water (2) is fed into a first reactor unit (10) such that the biomass (1) is impregnated using the amount of wate...  
WO/2018/103999A1
The invention relates to a rotating drum (1) for treating fibrous material (2), the rotational axis (3) of which drum (1) is inclined by at most 30° with respect to the horizontal, into which drum (1) fibrous material (2) which is mixed...  
WO/2018/090140A1
A modular support structure comprising multiple chord or arc modules configured to selectively fixedly engage adjacent modules to define a completed annular support structure configured to support a rotary element of a rotary filter. The...  
WO/2018/081450A1
A manufactured hemp product comprising a plurality of adhesively bonded and pressed hemp strands where the majority of the hemp strands are of generally the same length and comprise a naturally-occurring, generally elongate internal stru...  
WO/2018/077540A1
The invention relates to a rotating drum (4) for treating fibrous material (1), the axis of rotation (2) of said drum being tilted by at most 30° with respect to the horizontal, comprising a sorting zone (3), into which fibrous material...  
WO/2018/073491A1
A screen assembly for a digester, impregnation vessel or other treatment vessel for separation of cooking liquor or treatment liquor from lignocellulosic material, typically in a form of chips, in the production of chemical cellulose pul...  
WO/2018/058219A1
The invention relates to a process for treating dregs for use as an activator of rubber vulcanization, thus lending a purpose to this residue generated by the cellulose industry, and providing vulcanized rubbers with properties that are ...  
WO/2018/049517A1
A novel method is disclosed to make cellulose filaments (CF) from wood or other plant fibers with lower energy consumption. The method consists of multi-stage, high consistency refining, followed by low consistency refining or by low con...  
WO/2018/049522A1
The present invention is directed to a method of transforming a pulp fibrous into a pre-dispersed semi-dry or dry fibrous material and to the material produced. The method opens, de-entangles and fibrillates the fibrous material of the i...  
WO/2018/039554A1
An infilled artificial turf surface [18] includes a particulate infill [24] with at least a top layer [28] that comprises a mixture of Black walnut shell particles [30] and English walnut shell particles [32], the walnut shell particles ...  
WO/2018/006809A1
Disclosed is a screening and deflaking machine for solving the problem in the prior art of pulp screening machines only being capable of screening pulp and not deflaking. The screening and deflaking machine comprises a screen cylinder (1...  
WO/2017/220859A1
The invention is related to a method for determining a beating rate of a fibre suspension, wherein part of the fibre suspension flow (14) is led to a separate flow channel (12) as a sample and the beating rate is determined based on the ...  
WO/2017/191030A1
The invention relates to a method for controlling a device for treating fibrous material (1) at least partially on the basis of the idle power (PL) thereof, wherein the device has a housing (2), in which a first treatment tool (3) and a ...  
WO/2017/171608A1
A screen feed arrangement for a pulp production process, comprising a discharge tank having an outlet, which is connected to an inlet of a discharge tank pump having an outlet, a dilution tank having an outlet, a screen feed pump having ...  
WO/2017/166854A1
A method for making a corrugated medium using brownstock pulp of straw, comprising: (I) beating brownstock pulp of straw, the freeness being controlled within 28-32 °SR, the wet weight being 3.2-3.8 g; (II) beating waste paper pulp, the...  
WO/2017/165790A1
A process for manufacturing a web material is disclosed. The process generally provides the steps of: a. providing a pulp material comprising fibers and vessels; b. separating said vessels from said fibers in said pulp material to form a...  
WO/2017/165790A9
A process for manufacturing a web material is disclosed. The process generally provides the steps of: a. providing a pulp material comprising fibers and vessels; b. separating said vessels from said fibers in said pulp material to form a...  
WO/2017/158228A1
The present invention is directed to methods and apparatus for screening a pulp suspension where the pulp suspension is directed to a screening space, where a part of the fibres in the pulp is screened using a drum-type rotor. The residu...  
WO/2017/133803A1
The invention relates to a blade (10) for screens for the treatment of a fibrous suspension, said blade (10) being mountable on a rotor (1) of the screen. According to the invention, the blade (10) has a curved leading edge (11) or curve...  
WO/2017/125692A1
A device (1) for separating the constituents of a fluid medium (M), comprising an element (3) for separating said constituents, helping to define, upstream and/or downstream from said separation element (3), a closed chamber (2), to whic...  
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/2017/093568A1
A process for reducing the overall energy consumption in the production of nanocellulose dispersions from a base cellulosic material wherein said process comprises an intermediate step reducing the overall energy consumption by at least ...  
WO/2017/089022A1
The invention relates to a refining assembly for refining water-suspended pulp fibers (1) between two coaxial refining surfaces (2, 3) which form a refining gap (6), rotate in relation to each other and are formed by refining bars (4) an...  
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/2017/048171A1
A washing arrangement for washing and dewatering cellulose pulp, comprising a rotary drum (5) with a plurality of external compartments (6) on the drum for the pulp to be washed, which compartments are defined by axial compartment walls ...  
WO/2017/046455A1
In a method for producing nanofibrillar cellulose starting from cellulose pulp (P), where cellulose is in native form, the cellulose pulp is prebeaten by circulating it in form of aqueous suspension of fibres through a refining gap (G) f...  
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/2017/033125A1
Method for producing microfibrillated cellulose(MFC), wherein the method comprising the steps of: Pre-treating of chemical pulp, such that, the pulp reaches a Schopper-Riegler (SR) value above 50, and refining the pulp, at a consistency ...  
WO/2017/001359A1
The invention relates to an apparatus for the mechanical treatment of high-consistency fiber stock (1), having a housing (2) in which a first treatment tool (3) and a second treatment tool (4) are arranged to form a treatment gap, each t...  
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/2016/198743A1
A blade element (1) for a refiner for refining fibrous material comprises a refining surface (3) provided with blade bars (8, 10) and blade grooves (9, 11) there-between. The blade bars (8, 10) have side walls (8'', 8''') facing away fro...  
WO/2016/197072A1
This invention provides a finely ground biomass material used to create biomass-containing plastics having a smooth surface, while also preventing creation of unwanted color including those created by the Maillard reaction which results ...  
WO/2016/193942A1
A device including a hollow body defining axially extending compartments therein for receiving a slurry of pulp fibers in a carrying flow. The device includes a stationary screen within the hollow body defining a slurry compartment on on...  
WO/2016/193942A9
A device including a hollow body defining axially extending compartments therein for receiving a slurry of pulp fibers in a carrying flow. The device includes a stationary screen within the hollow body defining a slurry compartment on on...  

Matches 1 - 50 out of 3,633