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WO/2009/015934A1 |
The invention relates to a method for identifying long strip-like structures in a fibrous material web, especially a paper or cardboard web, and/or in a fibrous material suspension jet formed by a headbox and used in the production of su...
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WO/2009/013259A1 |
The invention relates to an apparatus for the application of a coating medium (3, 3') on a moving paper, carton or other web (5) with at least one application device (4, 8) and/or at least one doctor device (11) for measuring out and/or ...
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WO/2009/013364A1 |
Doctor blade for the paper industry, comprising a scraping plate (1) and holding means (p) for the scraping plate which in turn are held by a frame (a) the ends of which are securely fastened (2) by two fastening points (pf) to a station...
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WO/2009/010999A1 |
Device for treating paper webs or plies, comprising a couple of overlapped rolls (2,3) for compressing a paper web or ply passing between them. Each of said rolls (2,3) features a fixed central shaft (20,300) supported by a corresponding...
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WO/2009/007473A1 |
The invention relates to a scraping apparatus for the paper industry, including a scraping blade (I) and a means (s) for supporting the scraping blade (I) with a pivot pin (e) for pivoting in relation to a tray (4) which engages with the...
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WO/2009/004122A1 |
The invention relates to a shoe press belt comprising an elastomer polymer having nanoparticles attached there-with through covalent bonds.
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WO/2009/000656A2 |
The invention relates to a method for producing an essentially wood-free coated paper web. According to said method, at least one double coating is applied to at least one side of the web, and the last layer of coating is applied by mean...
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WO/2008/155461A1 |
The invention relates to a method in monitoring the condition of felt (H) in a pa¬ per machine, a board machine or equivalent. In the method according to the invention, based on air volume (Q) of a UhIe box (11), an area (A) and vacuum ...
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WO/2008/155442A1 |
The present invention relates to improving such calender rolls that are so-called filled rolls or fiber rolls, i.e. formed of a metal core surrounded by radial round sheets of paper, cotton fabric, or similar natural or synthetic fiber m...
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WO/2008/155645A2 |
A device (1; 1b) for measuring the thickness of a layer of material (20) is provided with reading means (2) and control means (3) connected to the reading means (2). The reading means (2) include a microwave planar type sensor (6) and an...
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WO/2008/152195A1 |
The invention relates to a method and apparatus for removing water in paper-making, wherein paper is formed by feeding pulp to a wire section through a headbox, a web is formed at the wire section and the web is led from the wire section...
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WO/2008/148596A1 |
The invention relates to a method for measuring at least one quality variable of an especially moving fiber web, especially paper or cardboard web. According to said method, the resonance curve, influenced by the fiber web, of at least o...
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WO/2008/145448A1 |
In a method for the production of a fibrous web, particularly a paper or cardboard web, from a material suspension, the portions of the respective different solids in the material suspension are measured online by means of two sensors (1...
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WO/2008/147766A1 |
Segments, typically ceramic, for use in dewatering blades for papermaking and similar machines comprise lower surfaces to each of which at least one interlock member is bonded. The segments are installed by inserting the interlock member...
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WO/2008/145447A1 |
In a method for moistening a material web (12), particularly a moving web, particularly a paper or cardboard web, the moisture is applied onto the material web (12) via at least two medium flows (14, 16) of different temperatures, partic...
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WO/2008/141890A1 |
The invention relates to a device (1) for guiding a material web strip in a running direction (2), having a housing (3), in which a negative pressure generation system is arranged. It is intended to guide the material web strip safely. T...
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WO/2008/138690A1 |
The invention relates to a device having a rotating or revolving surface during operation, particularly a roller or cladding of a machine for producing a fibrous material web, particularly a paper web, having a plurality of elements (5) ...
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WO/2008/138691A1 |
The invention relates to a method for controlling and/or regulating the drives of a roller arrangement (20, 42) having at least two rollers (24, 26, 46, 48) forming a nip (22, 44) between them for producing and/or processing a material w...
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WO/2008/138683A1 |
The invention relates to a method for cleaning a running paper, cardboard, or other fibrous material web (6) during the production thereof in a production machine (4), the fibrous material web (6) being cleaned of loose or non-bonded, un...
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WO/2008/140339A1 |
In the paper machine blade holder equipped with the elastic tubes 2, 4 and 5 back of the blade 3, or the pressure plate, is supported on the tube 2 filled with fluid favorable liquid and on the other side of the blade 3 there is another ...
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WO/2008/139025A1 |
The invention relates to a grooved roll to be used in a web forming machine for creating a vacuum. The grooved roll has a frame and a groove layer. In addition, a filler component layer is included between the frame and the groove layer,...
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WO/2008/138692A1 |
The invention relates to a method for compensating for period torque fluctuations in at least one drive of a machine for producing a material web, particularly a paper or cardboard web, the periodic torque fluctuations being captured onl...
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WO/2008/134684A1 |
A paper machine (102) includes equipment for processing or producing a product in a continuous manner, such as a paper sheet (104). A grade change occurs when the equipment transitions from producing or processing a product having a firs...
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WO/2008/132647A1 |
A creping foil (700) having a machine direction, cross machine direction, and Z-direction normal to a plane formed by machine direction and cross machine directions. The creping foil also has a front face (730), back face (735), and bott...
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WO2008103115A9 |
A creping doctor device for the scraping off and creping of a running paper web from a rotating cylinder, comprising a holder device arranged to be able to support a continuous, or divided, longitudinally moveable doctor blade, which doc...
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WO/2008/122693A1 |
The various embodiments of the invention are connected to a radio-frequency identifier of the roll coating in a fiber web machine. The fiber web machine comprises a radio-frequency identifier (for example RFID, RFID-tag), so that the moi...
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WO/2008/122690A1 |
The invention relates to a sealing arrangement for the roll (1) end of a paper/board or finishing machine. The roll comprises a rotating roll shaft having a body part (3) with a larger diameter, at both axial ends of which is formed a be...
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WO/2008/116832A1 |
Invention relates to a roll cover and a covered roll for paper, board, finishing and tissue machines. More specifically it relates to a roll (10) particularly used in calender which roll (10) comprises a metal roll body (1) and a cover (...
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WO/2008/110667A1 |
One measuring part (106) of a traversing measuring unit (104) measures at least one characteristic of a web (14) with a first radiation type from a plurality of measuring locations (112) during a traversing movement at successive moments...
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WO/2008/104433A2 |
The invention relates to a multi-ring eccentric rolling bearing (1), substantially consisting of a centric main bearing (2) and at least one pivot bearing (3) arranged concentrically with said main bearing (2), the latter (2) being forme...
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WO/2008/099053A1 |
A calender includes at least one stack of rolls in which there are a lower (25B) and an upper roll (21B) and at least one intermediate roll (22B-24B) the bearing cups of which are supported on the driving and tending side to a pivoting a...
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WO/2008/099010A1 |
The invention relates to a process and an apparatus for the production of an elastic web composed of at least one rubber layer, which, as precursor, is guided in a nip between two rolls. The rubber layer is compressed in the nip at the g...
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WO/2008/096036A1 |
The invention relates to a fibrous-web machine measuring roll (10), in a groove (14) made on the surface of which roll is arranged a sensor (11). The measuring roll (10) comprises a G strip cover (13). The invention also relates to a met...
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WO/2008/089844A1 |
The present invention relates to a roll, particularly of a paper, board, tissue or finishing machine. The roll comprises an outer tube enclosing an inner tube. The tubes comprise fitting portions being in radial and axial alignment with ...
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WO/2008/086896A1 |
The present invention is concerned with a roll of a papermaking machine, which has an outermost surface layer which is made of ceramic and has an average surface roughness Ra of 0.01 to 0.30 µm. A method for producing the roll comprises...
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WO/2008/074916A1 |
A roll comprises a shaft (12) which consists of a cylindrical middle part (12c) and an end part (12a, 12b) at each end of the middle part (12c) by means of which the shaft (12) is rotatably bearing-mounted in end bearings (13a, 13b). On ...
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WO/2008/074913A1 |
The invention relates to a measuring roll (10) for a fibre-web machine, which roll has a shell on whose surface a sensor (12) is arranged, and which roll (10) is coated with a coating layer proper (15). The roll (10) comprises at least o...
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WO/2008/071834A1 |
This specification discloses a thermo roll (1) which comprises two end pieces (2) and a shell (20) fastened between them in which are arranged flow channels (3, 4; 21, 22; 23, 24) for heat-transfer medium. Onto an end surface (2') of eac...
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WO/2008/071238A1 |
A paper machine roll comprises a core member (1) and an elastic cover (2,102,202,302), wherein the surface of said elastic cover has varying wear resistance properties along the roll length. The roll is manufactured by a formation of a b...
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WO/2008/069708A1 |
A bearing component (1) is disclosed. It comprises a rotary and circular ring (3) that has means (5) allowing fixing to a mechanical element (7), wherein the means (5) is intended to receive a fixing means (9) for fixing in a direction e...
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WO/2008/068382A1 |
The calender comprises a frame (R) and a roll stack (A) supported on the frame. The roll stack comprises a top roll (11) and a bottom roll (12) as well as intermediate rolls (21-26) supported by means of articulated arms on the frame. In...
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WO/2008/068381A1 |
The invention relates to a loading element of a fibre-web machine, comprising at least one lubricating medium chamber, or a pocket (22), which pocket (22) can be supplied with a pressurized medium through the loading element (20) along a...
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WO/2008/065252A1 |
A method and a system for controlling the manufacturing or finishing process of a fiber web at a transition stage of the process. In the method a corrected error profile (PD'k) is formed by means of an error profile (PD). By means of the...
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WO/2008/053069A1 |
An oscillation cylinder, attached into connection with a movable device or tool (12) and arranged to move said device or tool, the cylinder comprised of a cylinder body (1, 2), a cylinder space, (18) formed inside said body, a piston (5)...
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WO/2008/052853A1 |
The invention relates to a device for treating a running material web, particularly a paper web with a treatment unit, comprising a circulating conveyor belt, forming a closed loop and carrying the material web. The invention further rel...
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WO/2008/049973A2 |
An on-line multi-roll calender (10) comprises: as intermediate rolls with a hard surface, forged steel thermo rolls (T); as intermediate rolls with a soft surface, polymer rolls (C) for which there is a system for balancing their tempera...
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WO/2008/046961A1 |
The invention relates to an arrangement in a dryer section of a web forming machine for controlling air flows during tail threading. A tail is arranged to be taken from a dryer cylinder (10) to a turning roll (12) in several positions of...
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WO/2008/046960A1 |
The invention relates to a pressing arrangement in the processing apparatus (1) of a paper/board or finishing machine with a metal belt loop. The fibrous web (W) to be processed is led through a nip (N) formed by the belt loop (2) and a ...
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WO/2008/040842A2 |
This specification describes a method and an arrangement for quick-opening a set of rolls in a multi-roll calender (10), in which a paper or board web (W) to be cal- endered is passed through calendering nips (N1-N9) formed by a deflecti...
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WO/2008/040844A1 |
The invention relates to a method for manufacturing a roll (10) intended for processing a fibre web and a roll (10) a cylindrical roll body (11) of which is constituted by joining together by a joint/joints (12) at least two metallic ann...
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