Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 301 - 350 out of 3,658

Document Document Title
WO/2010/106225A1
A refining surface (1, 2) of a refiner for a refiner intended for defibrating lignocellulose-containing material. The refining surface has a feed edge (12) directed in the direction of the feed flow of the material to be refined and a di...  
WO/2010/104456A1
The invention relates to a feeding apparatus for cellulosic material comprising a screw (16) feeding the material towards an anvil whereby a pressure tight material plug (40) is formed. The screw (16) comprises a peripheral part (22) hav...  
WO/2010/101518A1
Device for counteracting rewetting in a wash press for pulp, which comprises at least one insert unit (14) including a filtrate barrier (16) having an axial extension length (L) corresponding to an important part of the length of the fil...  
WO/2010/086065A1
The invention relates to a method and to a system for preparing a finished fiber suspension for the production of a web of paper, cardboard, tissue or any other fiber by mixing at least one high consistency flow (1) constituted of freshl...  
WO/2010/077172A1
The present invention relates to a process for pretreatment of wood raw material comprising two stage milling, wherein at the first stage a coarse milling is carried out, followed by an extraction of pitch and at the second stage a ultra...  
WO/2010/077170A3
The present invention relates to a process for production of organic solvents, mainly butanol, using the anaerobic fermentation by butanol, acetone, and ethanol-producing bacteria, also the invention relates to a system for carrying out ...  
WO/2010/071911A1
A device for comminuting a cellulose-containing feedstock in wood processing, in particular in the production of pulp, paper and wood panels, with the aid of grinding discs (1) rotating in relation to one another a small distance apart a...  
WO/2010/069151A1
A multi-stage process for extracting cellulose from plant comprises the following steps: firstly impregnating the plant with dilute alkali; steaming under increased pressure and then beating and washing the pulp, and thus obtaining cellu...  
WO/2010/069667A1
The method is used to process raw materials (M) that contain waste paper. A fibrous material suspension suitable for producing graphic papers is to be formed. After producing an aqueous fibrous material suspension (S) and fractionating (...  
WO/2010/066514A3
The invention relates to an arrangement for obtaining a fiber suspension for producing a web of paper, cardboard, tissue, or other fibers from at least one high-consistency flow (1) containing fibrous material and filling material in the...  
WO/2010/063310A1
A method is described for controlling a process section for thermo-mechanical pulp (TMP) refining. The process section has at least one first refiner having a plurality of sensors arranged in a predetermined position on a refiner plate o...  
WO/2010/060685A1
The invention relates to a method for refining aqueous suspended cellulose fibers, wherein said fibers are guided in an aqueous suspension (S) between refiner fillings (1, 2) provided with refining strips (6) and interposed grooves (3), ...  
WO/2010/057755A1
The invention relates to an arrangement for producing a finished pulp suspension for manufacturing a paper, cardboard, tissue, or other pulp web from at least one high-consistency flow (1) containing pulp and filler and at least one low-...  
WO/2010/057725A1
The method is used to remove flakes from a fiber suspension (S), which is carried out in a housing, in which a rotor (1) is rotatably arranged. The rotor carries a rotor set (2), comprising teeth arranged in tooth rows (10, 11, 12) in a ...  
WO/2010/054912A1
The invention relates to a hydrocyclone for cleaning a fibre suspension (1) with a chamber (11) of circular cross section, into which an inlet (4) and an outlet (5) for lightweight fractions open at one end, and a separator (6) for heavy...  
WO/2010/043279A1
The invention relates to a method for removing gas (4) from a medium (2) in the form of a fiber material suspension used for producing a paper, cardboard, tissue, or other fiber material web, or from process water or a filtrate used or p...  
WO/2010/043756A1
The present invention relates to a method of manufacturing a rotor for a screening apparatus and a rotor structure for a screening apparatus. The rotor structure of the invention is particularly suitable in screening fibre suspensions of...  
WO/2010/043766A1
A processing system for wood-fibre pulp comprises a separator (102), a treating process (112) and a return device (100). The separator (102) separates vessels (126) from the wood-fibre pulp (120, 122) for the treating process (112), whic...  
WO/2010/031119A1
The invention provides a separation device (20) for separating pulp from a feed material, the separation device comprising a tank (1 ) for receiving the feed material, a rake assembly (21 ) mounted for rotation within the tank (1) to mov...  
WO/2010/028711A1
The invention relates to a method for refining cellulose fibers in aqueous suspension, using a plurality of refiner fillings having refining edges, of which one is operated on at least one stator (8) and another is operated on at least o...  
WO/2010/023363A1
.In a method for manufacturing mechanical pulp, particles (1 ) of fiber raw material are worked for detaching fibers. The fiber raw material is compressed at the same time when it is rubbed in a direction (H) differing from the main dire...  
WO/2010/018120A2
The invention relates to an arrangement for fractionating a suspension of fibrous material suitable for creating a web of paper, board, tissue or some other fibrous material into a short fibre fraction with a high proportion of short and...  
WO/2010/018120A3
The invention relates to an arrangement for fractionating a suspension of fibrous material suitable for creating a web of paper, board, tissue or some other fibrous material into a short fibre fraction with a high proportion of short and...  
WO/2010/012105A1
A discharge grate assembly for at least partially guiding slurry from a mill shell chamber in a rotating mill shell to a discharge trunnion thereof via a pulp lifter chamber. The discharge grate assembly includes a body having a number o...  
WO/2010/002348A1
An apparatus and a method for controlling a flow of pulp suspension from a container (104, 204) where the pulp suspension is processed and/or stored, which container (104, 204) is pressurized to a pressure (p?) and is provided with at le...  
WO/2009/155541A2
A refiner plate assembly and method includes an annular arrangement of adapter subplates that mount to a refiner disk of a disk refiner using a conventional mounting technique, such as bolted in a standard pattern associated with the par...  
WO/2009/153413A1
A refiner (1, 18, 19), method for refining fibrous material and a blade segment for a refiner. The refiner comprises at least one first refining surface (4, 11) and at least one second refining surface (4, 11), which are arranged at leas...  
WO/2009/153412A1
A refiner (1, 18, 19) for refining fibrous material comprises at least one first refining surface (11) and at least one second refining surface (4), which are arranged at least partly substantially opposite to one another in such a manne...  
WO/2009/155541A3
A refiner plate assembly and method includes an annular arrangement of adapter subplates that mount to a refiner disk of a disk refiner using a conventional mounting technique, such as bolted in a standard pattern associated with the par...  
WO/2009/141147A1
The invention concerns a filtering drum (1) for fibre suspensions in water, comprising a plurality of shaped bars (2; 11, 13) with mainly longitudinal development, arranged side by side in order to define a tubular structure having subst...  
WO/2009/138469A1
The present invention relates to a method for producing a size reduced product and a method for producing a cellulosic product, a device for producing a size reduced product, a size reduced product and a paper made from the size reduced ...  
WO/2009/135987A3
The present invention relates to a method for improving the operation and/or adjustablity of sealing elements of a drum washer for washing fiber suspension. In the drum washer (1) said sealing elements (12) are adapted in a space (6) for...  
WO/2009/135987A2
The present invention relates to a method for improving the operation and/or adjustablity of sealing elements of a drum washer for washing fiber suspension. In the drum washer (1) said sealing elements (12) are adapted in a space (6) for...  
WO/2009/136846A1
A refining segment (24), intended for refiners of disc-type for working fibrous material, comprises a first portion (40) having a first pattern of coarse bars (44) and a second portion (42) having a second pattern of fine bars (46). The ...  
WO/2009/122986A1
Provided is a tissue paper for domestic use, which is soft, is comfortable to the touch, and has excellent strength. The tissue paper for domestic use is characterized by containing a pulp obtained by applying, to pulp fibers, an impact ...  
WO/2009/115647A1
The present invention relates to refiner or disperser blade made of a steel alloy by casting.The alloy comprises of, in weight percent: 0.6 to 4 wt-% carbon (C), 0.5 to 1.5 wt-% silicon (Si), 0.4 to 1.5 wt-% manganese (Mn), 12 to 28 wt-%...  
WO/2009/109278A1
The invention relates to a method for setting a sorting system (1) sorting at least one acceptable material from a mixture comprising the acceptable material and at least one further material, having an input (3) for feeding a mixture in...  
WO/2009/096890A1
A hydrocyclone (1) for separating a liquid mixture into a heavy fraction and a light fraction, comprising a housing (2) forming an elongated separation chamber (3) having a circumferential wall (4), a base end (5), an apex end (6), means...  
WO/2009/077001A1
The invention relates to pulp treatment by pulp fractionation such that the pulp is fractionated into a short fiber fraction and a long fiber fraction, wherein the short fiber fraction bypasses the refiner and the long fiber fraction is ...  
WO/2009/075643A1
An apparatus for washing and dewatering pulp comprising a first and a second rotatable press roll (102, 104) having a permeable outer surface (108, 108), and a casing provided with a vat (114, 116, 118) in which the press rolls (102, 104...  
WO/2009/075641A1
An apparatus for washing and dewatering pulp comprising a first and a second rotatable press roll (102, 104) having a permeable outer surface (106, 108), and a casing comprising a vat (114, 116, 118) in which the press rolls (102, 104) a...  
WO/2009/075645A1
A method for processing pulp in an apparatus for washing and dewatering pulp, and a system for controlling this apparatus, the apparatus comprising two rotatable press rolls (102, 104) having a permeable outer surface (106, 108), the pre...  
WO/2009/075640A1
An apparatus for washing and dewatering pulp comprising a first and a second rotatable press roll (102, 104) having a permeable outer surface (106, 108), and a casing comprising a vat (114, 116, 118) in which the press rolls (102, 104) a...  
WO/2009/075642A1
An apparatus for washing and dewatering pulp comprising a first and a second rotatable press roll (102, 104) having a permeableouter surface (106, 108), and a casing comprising a vat (114, 116, 118) in which the press rolls (102, 104) ar...  
WO/2009/068739A1
A refining surface (2) of a refiner stator (4) for a refiner intended for defibrating lignocellulose-containing material. The refining surface (2) comprises a feed edge (17) oriented in the direction of the feed flow of the material to b...  
WO/2009/062287A1
A screen basket with replaceable profiled bars is described herein. The screen basket includes profiled bars evenly spaced circumferentially to form a plurality of continuous slots that covers the whole basket length. The profiled bars a...  
WO/2009/056682A1
A screen cylinder (1) for purifying or classifying pulp mixture. The screen cylinder (1) comprises screen wires (3) forming a cylindrical screening surface (2) of the screen cylinder (1) and at least one screen wire (3) comprises apertur...  
WO/2009/053331A1
The invention discloses a refined fiber having an average length of 2 to 4 millimeter, a filler retention value of at least 18%, and a green strength value of at least 1.8 mJ/mm2. The fiber is obtainable by a process wherein never dried ...  
WO/2009/050338A1
The invention relates to a process for improving the characteristics of nonwood pulp by using selective removal of fines.  
WO/2009/050335A1
A method of manufacturing a screen cylinder (1), and a screen cylinder. Screen wires (2) forming the screen surface of the screen cylinder (1) are fitted in connection with supporting bars (4) of the screen cylinder (1), into grooves (5)...  

Matches 301 - 350 out of 3,658