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Patent Searching and Data


Matches 401 - 450 out of 2,644

Document Document Title
WO2000009914A3
Pressurized web treatment systems (1) include a moving web (2) that passes through a pressurized treatment chamber (7) having a sealing assembly (6A,6B) with a leakage control system. Leakage control is achieved by the cooperative effect...  
WO/2002/077364A1
In a paper machine which comprises process elements and a measuring beam (11), the measuring beam (11) is arranged at least at one paper machine process element so that a measuring device (14) for measuring quality properties of a paper ...  
WO/2002/074672A1
The invention comprises improved web-processing apparatus. The webprocessing apparatus comprises an improved dryer (10') with air-turn apparatus (11) for flotatingly supporting a web (13) and, preferably, for changing a direction of web ...  
WO/2002/070819A1
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...  
WO2002038858A3
The present invention relates a method for the manufacture of paper, in particular of coated fine paper, in which method paper stock is fed from a headbox (100) to a wire section (200) in which water is drained from a paper web (W), in w...  
WO/2002/063098A1
A web-formed material (1), preferably a pulp web (1), is passed through a drying plant, comprising blow boxes arranged in a plurality of drying decks, floating above lower blow boxes, which at their upper sides blow out hot process air a...  
WO2002040260A3
A nested rolled paper product is shown in which raised and depressed areas are formed in a sheet. The depressed areas may comprise square shapes, rounded shapes or other geometric shapes that are capable of aligning or nesting in registr...  
WO/2002/050370A1
The invention relates to a method for drying a fibre-based pulp web (2), and to a drying box (1) used in the method. According to the invention, the drying box (1) contains drying zones (9a-9e), to each one of which hot drying air can be...  
WO/2002/044469A1
The invention relates to a method in a paper or board machine, in which method water is removed from a paper or board web (W) by pressing in a press section (30), in which pressing stage the web (W) is pressed in at least one press nip (...  
WO/2002/040260A2
A nested rolled paper product is shown in which raised and depressed areas are formed in a sheet. The depressed areas may comprise square shapes, rounded shapes or other geometric shapes that are capable of aligning or nesting in registr...  
WO/2002/038858A2
The present invention relates a method for the manufacture of paper, in particular of coated fine paper, in which method paper stock is fed from a headbox (100) to a wire section (200) in which water is drained from a paper web (W), in w...  
WO/2002/036880A1
The invention relates to an impingement drying unit for a dryer section of a paper or board machine, which comprises a drying group (R) and an impingement drying unit (10) which is placed above and/or below a row (DSR) of drying cylinder...  
WO/2002/036881A1
The invention relates to an arrangement within a Yankee cylinder or the like at the dry end of a paper machine, which arrangement comprises at least a drying cylinder, a hood covering the drying cylinder, web guiding means, and a roller....  
WO/2002/029156A1
The invention relates to a method for minimizing tension variation in a paper web induced by drying of the web in a paper machine. Tension variations in the paper web are caused by successive draws and moisture fluctuations. Good strengt...  
WO/2002/029267A1
The invention relates to a method and device for dividing local thermal loads equally in a rotating, liquid-containing roll (1) of a paper/board or finishing/converting machine. The device relating to the invention is characterised in th...  
WO/2002/029346A1
A method and a device (20) for preventing liquid drops (21) condensed especially on different parts of a paper machine (10) from falling onto the paper web. According to invention, a space containing humid air or mist consisting of splas...  
WO/2002/022948A1
A method of drying a paper web is provided. The method utilizes a dryer, such as a through-dryer, having a first dryer section and a second dryer section. Within the first dryer section, a relatively wet paper web is dried at an elevated...  
WO/2002/006577A1
The invention relates to a device for treating web-type textiles, nonwovens or paper in a continuous stream, using a gaseous treatment agent that circulates in the device. The product lies on the exterior face of a permeable drum (5), wh...  
WO/2002/000539A1
A reel shaft (1, 9, 17, 20, 23) for reeling a paper web (40) in a reel-up, which reel-up includes at least one unit (51, 52) that is mobile in the longitudinal direction of the paper machine and supports a pair of opposite engagement mem...  
WO2001042562A3
The invention relates to a thermoroll (2) used in the treatment of paper or the like, especially to a calender roll equipped with channels (1) for conveying a heating medium adjusting the temperature of the roll inside the roll. The ther...  
WO2001046522A3
The invention relates to a heatable roll, in particular a calender roll, which comes into direct contact with a paper or board web, which roll (10; 110) comprises a hollow tubular roll shell (11; 111) which is revolvingly mounted at its ...  
WO/2001/086780A1
A roll drive wherein a motor is directly fixed to a roll, particularly in connection with rolls of a drying group of a paper machine. The roll drive comprises an axial flux motor (1) comprising a hollow rotor shaft (2) fixed to a shaft (...  
WO/2001/081826A1
An infrared heating unit (2) comprises a housing (6, 8) and a heat resistant, porous ceramic matrix (10) received in the housing having an inner surface (12), side walls (13) and an external surface (14). There is at least one resilient ...  
WO2001014637B1
The present invention relates to a method and an arrangement for surface treatment of a paper and/or board web (W). In accordance with the invention, the arrangement is formed of a yankee cylinder (2) and a calendering unit (5) placed on...  
WO/2001/063044A1
A method and an apparatus for arranging exhaust air and supply air in a drying section covered with a hood (14) in a paper machine, having drying cylinders (10) or the like and devices operating by negative and positive pressure. The exh...  
WO2001014637A3  
WO/2001/046522A2
The invention relates to a heatable roll, in particular a calender roll, which comes into direct contact with a paper or board web, which roll (10; 110) comprises a hollow tubular roll shell (11; 111) which is revolvingly mounted at its ...  
WO/2001/044565A1
An apparatus and associated method for drying a wet web of paper comprising a drying section for increasing the dry solids content of a wet web of paper, a cleaning section disposed at least not above the drying section, and a continuous...  
WO/2001/044567A1
A through-air drying apparatus includes at least one permeable cylinder about which a paper web is carried on a drying fabric, at least first and second fabric support rolls or members for guiding the fabric about the cylinder, and a hoo...  
WO/2001/044566A1
A compact multilevel paper making machine is provided comprising a web-receiving region where a web of paper is received on a fabric forming a continuous loop, a reel-up for winding the paper web onto a roll, and a web transfer point dis...  
WO/2001/044568A1
A through-air drying paper making apparatus is provided comprising a twin-fabric forming section, a water-removing section arranged downstream of the forming section, and a web transfer device disposed between the forming section and the...  
WO/2001/042562A2
The invention relates to a thermoroll (2) used in the treatment of paper or the like, especially to a calender roll equipped with channels (1) for conveying a heating medium adjusting the temperature of the roll inside the roll. The ther...  
WO/2001/038634A1
A drying section comprising a plurality of drying section members, for drying and controlling shrinkage of a moist fiber web in a paper making machine is provided. The drying section members comprise a first drying section member and a s...  
WO/2001/036745A1
A method in consolidation and drying of paper. A wet web (2) is contacted with superheated steam, whose temperature is 200-600 °C, for the purpose of reducing, by heat transfer from the superheated steam, the water content of the web (2...  
WO/2001/034905A1
The present invention concerns a device for a pulp dryer with warm air as the drying medium in which the air is arranged to arrive warmed from at least one steam battery (6), meet and dry the moist pulp web (2) and circulate back to the ...  
WO/2001/032980A1
The invention relates to an apparatus for the on-line determination of paper web moisture content and/or temperature on the dryer section of a papermaking machine. The apparatus is designed to form, in combination with a doctor means and...  
WO/2001/031121A1
Device for a drying section in connection with the manufacturing of paper or paperboard as a fibrous web (5), which drying section comprises a drying drum (1), which drying drum is rotatable about a first axis (2) of rotation and is arra...  
WO/2001/028777A1
Apparatus and a method for enhancing the effectiveness of a water spray (30) to cool and/or remoisten a web (12) of material. The apparatus includes a web dryer, preferably a flotation dryer (100), an electrostatic charge generating devi...  
WO/2001/029312A1
Methods for considering system-wide operation parameters in a paper machine for regulation of efficiency of functional additives, e.g., strength agent and/or sizing agent, and of operations of a paper machine manufacturing cellulosic she...  
WO/2001/027388A1
A method for increasing the drying capacity of a steam group (6) in a drying section of a pulp or paper machine. According to the method, a main steam flow (3) having a first steam pressure is fed to the steam group (6), the main steam f...  
WO/2001/025535A1
Disclosed is a method for considering system-wide operation parameters in a paper machine for overall regulation of machine operations, including, e.g. runnability and/or cleanliness, and are especially suited for paper making systems ha...  
WO/2001/014637A2
The present invention relates to a method and an arrangement for surface treatment of a paper and/or board web (W). In accordance with the invention, the arrangement is formed of a yankee cylinder (2) and a calendering unit (5) placed on...  
WO/2001/002643A1
A nozzle arrangement in an airborne web-drying apparatus for drying a coated paper web (10) or the like. The nozzle arrangement comprises at least one overpressure nozzle (14), which is arranged to blow drying air both in the web's trave...  
WO/2001/000925A1
An apparatus for making textured tissue paper includes a forming section for forming a wet paper web, a pressing device in which the wet paper web is pressed between a texturing fabric and a dewatering felt or fabric to texture and dewat...  
WO/2000/079047A1
In order to improve the drying capability of a paper web in a drying unit of paper machines, comprising an upper set of heated drying cylinders and a lower set of heated or unheated drying cylinders or rollers, the invention is character...  
WO/2000/079046A1
Drying section in a machine for the production of a continuous tissue paper web (22), including a pre-drying section having at least one press (1) that includes a first press device (3, 10), and a counter roll (4), being arranged to form...  
WO/2000/073581A1
A web of tissue is formed in a crescent former, followed by an air press for water removal in the pressing section, passing onto a Yankee dryer (32). A headbox (22) injects stock between upper and lower dryer fabrics (26, 28) brought tog...  
WO/2000/068499A1
An air impingement arrangement and method for compensating for the curling tendency of a paper or board web which is being treated. Air impingement is disposed in connection with a paper or board process or with its finishing process and...  
WO/2000/065153A1
The invention relates to a single wire dryer group, comprising a plurality of drying cylinders (2), an endless drying wire (4), and at least one movable reversing roll (6), said drying wire enclosing a part of the outer surface of each d...  
WO/2000/061264A1
An improved process and system (22) for collecting and handling dust in a papermaking machine environment (20) wherein dust-laden air is drawn into and moves along an elongated collector (38 or 40) by way of a vacuum-generating source (4...  

Matches 401 - 450 out of 2,644