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Patent Searching and Data


Matches 751 - 800 out of 4,564

Document Document Title
WO/2004/013412A1
A calender is disclosed comprising at least two calender nips formed by at least two stacked rolls (8, 9; 14, 15) so disposed mutually in regard to each other that in the successive pairs of rolls the distance between the center axes of ...  
WO/2004/011722A1
The invention relates to a dryer section for drying a paper, cardboard, tissue or other fibrous web (1) in machine for producing and/or upgrading said fibrous web (1), wherein the fibrous web (1) is guided over a plurality of heated dryi...  
WO/2004/009903A1
A paper machine roll cover surface layer has a mixture of an elastomeric material and HDPE particles. The HDPE particles have surface modification to improve roll cover performance.  
WO2002061203A3
A system and process for measuring paper formation characteristics in real time is disclosed. The system comprises apparatus used in a papermaking process, and includes a rotating forming fabric (33) having an upper and lower surface. A ...  
WO/2004/005615A1
The invention relates to a method and assembly for controlling the vibrations of a doctor blade beam. To the doctor blade beam (1) is adapted at least one dynamic damper assembly comprising at least a springed element (6) affixable to th...  
WO/2004/005614A1
The present publication discloses a method and assembly for controlling the vibrations of a doctor blade beam (1) of a coater station in a support assembly, wherein the doctor blade beam (1) is supported at its both ends by a pivotal joi...  
WO/2004/005613A1
An arrangement in a calender for guiding a paper web (W) from one nip (N) to another nip and for doctoring a calender roll (1, 2). In accordance with the invention, a doctor (4) is supported by a guide means (5) of the web (W), to which ...  
WO/2004/001126A1
A method and a system for controlling the moisture profile and/or moisture gradient of a paper web for production of at least SC quality paper in a paper machine comprising a calender (1) which has at least two roll stacks (21, 22; 31, 3...  
WO/2003/107103A1
A process is modeled by a dynamic model, handling time dependent relations between manipulated variables of different process sections (10A-D) and measured process output variables. Suggested input trajectories for manipulated variables ...  
WO/2003/104555A1
A doctor blade (10) is provided that is suitable for use in the manufacture of paper, particularly for use in calenders. The doctor blade includes a plurality of serrations (24) in the leading edge.  
WO/2003/104553A1
The invention relates to an arrangement for closing the roll nips (N) in a multi-roll calender (1), in which the calender consists of one or several sets of rolls (2) attached to one or several frames (7) so that each set of rolls has at...  
WO2003080926A3
A thermal roll for efficiently transferring heat to or from a web is provided. The thermal roll includes a rotatable outer shell having a cylindrical outer mantle and a stationary inner shell within the rotatable outer shell. An annular ...  
WO/2003/104554A1
The invention relates to a relief cylinder structure (1) for guiding a roll in a multinip calender, said relief cylinder structure comprising at least a frame (2), an arm (3) that is arranged to move linearly in relation to the frame, a ...  
WO/2003/104551A1
A dry end section for a paper-making machine for producing a high-bulk tissue is provided. Such a machine comprises a through-air dryer adapted to finally dry a paper web and a through-air drying fabric configured to transport the web th...  
WO/2003/100168A1
The invention relates to a method for controlling the quality variables (50) of a fibre web (W) in a shoe nip calender (1) comprising at least one shoe roll (2) and a counter roll (3), with a roll nip (N) between these, whereby the tilt ...  
WO2002068923A8
The invention relates to a method and a device in connection withweb tension measurement. In the method, the tension of a web (W) is measured by a measurement bar (20) placed in the vicinity of the web, the measurement bar having an oute...  
WO2002070819A8
The invention relates to an arrangement in a multi-cylinder dryer of a paper machine, which arrangement includes at least one drying cylinder (10) and at least one roll (11,12) located at a different height to the cylinder and at a dista...  
WO2002068755A8
The invention relates to a calender comprising at least one calendering nip (N) formed between a thermo roll (20) and its backing roll (10), through which nip a web (W) to be calendered, in particular a paper or board web, is arranged to...  
WO/2003/100167A1
In a method for manufacturing base paper for release paper (R), the body layer (1a), which is formed of a fibre raw material, is surface sized with a surface treatment agent. Before the surface sizing, the body layer (1a), whose moisture...  
WO/2003/097934A1
The invention relates to a cylinder (10), especially for a paper machine, comprising a multilayered cylinder sleeve which comprises at least one carrier layer (12) and at least one sound and/or vibration dampening layer. The carrier laye...  
WO2002064887A8
The invention relates to a cleaning apparatus for a paper or board finishing device (10), the said apparatus comprising means for directing a cleaning medium at the finishing device for removing the impurities in it. The cleaning apparat...  
WO/2003/095744A1
The invention is directed to a system and method for implementing process control for paper elasticity and thickness using sonic NDE techniques. The system may, for example, generate ultrasound waves in a test object during the manufactu...  
WO/2003/095743A1
The invention relates to a calender nip through which a paper or paperboard web to be treated is arranged to travel, said paper or paperboard web comprising a first and a second surface, of which the first surface is in contact with the ...  
WO/2003/095739A1
In order to observe the dry line formed on the surface of wood fibre pulp on the mov­ing wire in a Fourdrinier paper machine, its- atrea of appearance is scanned at a low an­gle with a thin beam cluster (A1,B1) which, being generated b...  
WO2003076714A3
The invention relates to a nip roll of a paper or board machine, the roll being a heatable roll manufactured of steel. The thermal shock resistance of the roll is over 6000 W/m<2>.  
WO/2003/096233A1
The invention relates to a modification planning arrangement and method for a paper, board, finishing, or pulp machine, which includes - as parties to the arrangement, a customer (10), a main supplier (11) and at least one sub-supplier (...  
WO/2003/093575A1
In a finishing machine for paper that is arranged to guide a paper web along a predetermined path, a tail of the web or an auxiliary member (6) for transferring the tail of the web is drawn with a traction device (2) comprising power tra...  
WO2003054497A3
A process and apparatus for determining the tension in a moving web is provided. The process includes the step of providing a web that is moving at a determined speed. The speed has a determined basis weight. A wave is created in the mov...  
WO2002070895A3
A roller (100) including an inner tubing (140) and an outer tubing (130) which is fixed relative to the inner tubing by fixing procedures which includes welding the outer tubing to the inner tubing or by providing a plurality of radially...  
WO2002066240A8
The present invention relates to a paper tissue, and in particular to facial tissue, and disposable handkerchiefs. Claimed and described is a method for making a tissue paper product from a tissue paper web, the method comprising the ste...  
WO/2003/089716A1
A device and a method for on-line control of the fibre direction of a fibre web (8), being manufactured from stock delivered from a headbox (3) through a discharge opening (11) defined by movable lips (9, 10), while using a fibre directi...  
WO/2003/089227A1
An industrial roll includes: a substantially cylindrical core and a cover overlying the adhesive layer. The cover comprises a polymeric top stock layer. The top stock layer comprises a mixture of a polymeric material and at least one of ...  
WO/2003/085192A2
The present invention provides a process for improving smoothness of a web surface by subjecting the web surface to an untreated smooth roll traveling at a different speed than the web and thereby producing heat generated by friction to ...  
WO/2003/080926A2
A thermal roll for efficiently transferring heat to or from a web is provided. The thermal roll includes a rotatable outer shell having a cylindrical outer mantle and a stationary inner shell within the rotatable outer shell. An annular ...  
WO/2003/081061A1
The invention relates to a heated roll (10) of a paper&sol board machine or finishing machine, the said roll comprising a hollow, tubular roll shell (11) in which axial bores (15) have been formed for conveying heating medium inside the ...  
WO/2003/080928A1
The invention concerns a method and system for maintaining runnability in a paper or board machine, which machine for making paper or board includes two or more successive section complexes, such as a web formation section (10), a press ...  
WO/2003/080927A1
The invention relates to a device (1) for supporting a shaft (2), especially for supporting a roller of a paper machine, comprising a radial bearing (3) supporting the shaft (2) on both sides, a housing (4) receiving the radial bearing (...  
WO/2003/078730A1
A method for continuous balancing of long flexible tubular rollers (1), where the balancing mass is placed inside tubular roller (1). The eccentricity (e) of the centre of gravity of the mass of each wanted cross section level, located i...  
WO/2003/078729A1
A method to determine the uniformity of line force (Fn) acting on the nip contact area of two rotating rollers (1,2) and to level existing uneven linear load, where the variables describing the pair of rollers are placed in the formula o...  
WO/2003/076714A2
The invention relates to a nip roll of a paper or board machine, the roll being a heatable roll manufactured of steel. The thermal shock resistance of the roll is over 6000 W&sol m2.  
WO/2003/074783A1
A method and a calender are disclosed for calendering a paper or paperboard web. In the method, a web (5) is passed into the nip (6) of the calender and is worked in the nip. At least one surface of the web (5) is heated in the nip (6) t...  
WO2002095126A3
The invention relates to a device for mutually pressing two rollers (14, 16) against each other in a painting facility. Said device comprises force generating means (26) and sensor means (36) for detecting the pressure force between the ...  
WO/2003/074784A1
A method for converting a quantity of input data to output data of lesser dimension. A linear principal component analysis technique is applied to the input data to generate a plurality of linear principal components and an error signal....  
WO/2003/072874A1
A controller (30, 40) to provide base level fiber orientation control of a paper web. The controller (30, 40) achieves one or more indices that are derived from the online measurements of a fiber orientation sensor (24) of the fiber rati...  
WO/2003/069060A1
The invention relates to a method for controlling the moisture profile of a paper web or board web processed in a heated multi−roll calender to optimise the qualities of the paper or board, especially gloss. The method according to the...  
WO/2003/069059A1
The invention relates to a method for producing material webs (12, 12', 12'), especially paper or board webs, according to which the material flow (36) viewed in the machine direction (L) of the web is divided into at least two adjacent ...  
WO/2003/067106A1
The invention relates to a deflection compensated roll (10) with composite shell, the roll comprising a stationary roll shaft (12) on which are arranged load elements (11), which exert a load on the inner surface of the composite shell (...  
WO2003054295A3
An apparatus (4) and method for cutting and threading a sheet (1) of material is described. The apparatus (4) can facilitate the transfer of a sheet from a sheet forming machine (2) to a processing machine (3), and can halt the feeding o...  
WO/2003/064761A1
The invention relates to a processing device and a method applying the same for processing a coated or uncoated fibrous web. The device comprises a belt (2) adapted to extend around a guiding element (3), at least one counter-element (5)...  
WO/2003/064762A1
The invention relates to a processing device and a method of applying the same for processing a coated or uncoated fibrous web. The device comprises a belt (2) adapted to extend around a guiding element (3), at least one counter-element ...  

Matches 751 - 800 out of 4,564