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| Number | Title | Issue Date |
| 8075739 | Advanced dewatering system System for drying a tissue or hygiene web. The system includes a permeable structured fabric carrying the web over a drying apparatus. A permeable dewatering fabric contacts the web and is guided over the drying apparatus. A mechanism is used to apply pressure to th... | 12/13/2011 |
| 7959764 | Forming fabrics for fiber webs A paper machine having a forming fabric with a paper side plurality of weft and warp yarns interwoven to form a layer contacting a paper web. A plurality of weft and warp yarns are interwoven to form a machine side layer for the forming fabric. A plurality of warp b... | 06/14/2011 |
| 7931781 | Advanced dewatering system A system for drying one of a tissue and a hygiene web including a drying apparatus, a permeable structured fabric, a permeable dewatering fabric and a mechanism for applying pressure. The permeable structured fabric carries the web over the drying apparatus. The per... | 04/26/2011 |
| 7300552 | Method for maximizing water removal in a press nip The present invention is a method for maximizing water removal from an absorbent web in a press nip. The present invention uses a pressing unit having a blanket with a void volume and with a pressure profile that maximizes water removal in the press section or on th... | 11/27/2007 |
| 7297233 | Dewatering apparatus in a paper machine A dewatering system in a paper machine includes a dewatering fabric and a press. The dewatering fabric includes a woven permeable fabric and a polymeric layer having openings therethrough, the polymeric layer is connected to the permeable fabric. The press applying ... | 11/20/2007 |
| 7288168 | Machine and method for the manufacture of a fiber material web Machine and process for the manufacture of a paper web, in particular, a tissue paper or hygienic paper web. At least one pressing gap or nip is formed between a shoe pressing unit and a Yankee drying cylinder, through which a water absorbent carrier band, a water-i... | 10/30/2007 |
| 7172679 | Press device having an extended press nip for pressing of a travelling paperboard web, and procedure for controlling the pressure curve in the machine direction by such press nip A press device with an extended press nip for pressing of a continuous paper or paperboard web comprises a press shoe, a backing member, a support, and a plurality of loading cylinders with main axes in their longitudinal directions. The press shoe can be moved betw... | 02/06/2007 |
| 7134388 | Calender for a sheet of paper A calender for a sheet of paper comprising a metal roll which is rotated by a first driving unit. The calender further comprises a rotatable cylindrical jacket, a pressurizing shoe, and a plurality of support members. The cylindrical jacket is disposed opposite the ... | 11/14/2006 |
| 7114268 | Drying section and a smoothing apparatus for such a drying section A drying section of a machine for the manufacture of a material web, in particular of a paper or of a board web, comprises a smoothing nip which is extended in the web running direction and is formed between two pressing areas lying opposite one another of which at ... | 10/03/2006 |
| 7060163 | Device for continuous drying of a pulp sheet The invention relates to a device for continuous drying of a pulp sheet 10, particularly a tissue web, with a drying drum 1 and an air circulating system. It is mainly characterised by the drying drum 1 having a shell 12 with a perforated... | 06/13/2006 |
| 6989077 | Wide nip calender arrangement and process for glazing a paper or cardboard web Wide nip calender arrangement and process for glazing a paper or cardboard web that includes a back pressure surface, a support shoe arrangement, and a circulating jacket loaded by the support shoe arrangement in a direction of the back pressure surface to form a wi... | 01/24/2006 |
| 6942761 | Press device and method of using the same Press device and method of using the same for treating a fibrous material web that includes a shoe press unit that includes a flexible press belt that revolves around a non-rotating carrier, a counter roll that includes a deflection compensation roll with a roll jac... | 09/13/2005 |
| 6936139 | Shoe press apparatus of a papermaking machine In a shoe press apparatus of a papermaking machine, a press part comprises a roll which serves as a pressing member and a shoe. A belt is sandwiched between the roll and the shoe. A lubricant feeder supplies a lubricant from the outside of the shoe at the upstream s... | 08/30/2005 |
| 6926805 | Method for pressing paper web and a calender or a press device with a movable shoe element The press device for a paper web, such as a calendar, contains a flexible moving element (1a) forming an endless structure, said element forming the shell (1) of a roll, the press device including further a counter roll. Inside the moving elemen... | 08/09/2005 |
| 6893539 | Machine for the production of a tissue web Machine and process for the production of a tissue web that includes a drying cylinder and a press shoe arrangement. The press shoe arrangement and the drying cylinder are arranged to form a nip with lateral edge areas. A plurality of contact pressing elements are a... | 05/17/2005 |
| 6863776 | Press section Press section and process for dewatering a fibrous material web that includes a plurality of rolls arranged to form at least three nips and at least one endlessly circulating dewatering belt associated with each nip. Each at least one endlessly circulating dewaterin... | 03/08/2005 |
| 6848357 | Method for controlling the temperature of a heated roll in a calender A method for controlling the temperature of a heated roll in a calender is provided. The calender comprises at least one heated roll or thermoroll and at least one backing roll, between which is formed a nip through which the material web is conveyed. To the heated ... | 02/01/2005 |
| 6827009 | Multiple-nip calender and calendering arrangement A supercalender for calendering a paper web and a calendering arrangement for producing matte-quality paper web has a multiple-nip calender in which at least one of the calendering nips of the multiple-nip calender is an extended nip (N9) formed between a... | 12/07/2004 |
| 6821391 | Former and process for producing a tissue web A former for producing a tissue web and a process of making a tissue web using the former. The former includes a forming element, an inner dewatering belt, and an outer dewatering belt. The inner and outer belts converge to form a stock inlet nip. The inner and oute... | 11/23/2004 |
| 6811654 | Method and arrangement for calendering paper and board before and after coating A method and apparatus for calendering paper or board in the manufacture of coated grades of paper or board. At least one of the surfaces of an uncoated base material web is calendered, at least one layer of coating mix being applied onto said surface, and at least ... | 11/02/2004 |
| 6797118 | Method and arrangement for surface treatment of a paper and/or board web A method and an arrangement for surface treatment of a paper and/or board web (W) formed of a yankee cylinder (2) and a calendering unit (5) placed one after the other in the machine direction, by means of which the web (W) is first glazed and dried an... | 09/28/2004 |
| 6790315 | Drying section and method for drying a paper web A drying section for drying a web in a papermaking machine has a pre-drying section and a final drying section, wherein the pre-drying section includes a hot press formed by a first press member and a rotatable counter roll in engagement with each other so as to for... | 09/14/2004 |
| 6746574 | Machine and method for the manufacture of a fiber material web Machine for the manufacture of a fiber material web that includes a shoe pressing unit, a cylinder including one of a drying and tissue cylinder, in which shoe pressing unit and the cylinder are arranged to form at least one press nip, and a water absorbent carrier ... | 06/08/2004 |
| 6706150 | Method and arrangement of impingement for blowing compensation of a tendency of curling of a paper board web to be treated as well as a paper or board machine 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 extends across the width of ... | 03/16/2004 |
| 6582561 | Apparatus for forming an extended nip Apparatus for forming an extended nip between a heated mating roll and a shoe roll for treating a product web, especially a paper web, the shoe roll having a stationary support and a flexible belt which can rotate about the support and, in the area of the... | 06/24/2003 |
| 6513425 | Assembly for positioning a heater in a relation to a roll, and a press device with such an assembly The invention relates to an assembly for positioning a heater in relation to a roll, wherein the roll (101) has a substantially cylindrical shape with a shall surface (103), rotatable around a shell axis (102), at a first distance (104) from the shell axi... | 02/04/2003 |
| 6510623 | Dryer group in a dryer section of a paper or board machine and a dryer section of a paper or board machine A cantilevered frame in a paper machine dryer group of a dryer section supports a drying wire loop to run by at least one impingement drying unit positioned outside the loop. The frame structure (60) supports devices and rolls situated inside the wire loo... | 01/28/2003 |
| 6475342 | Method of and arrangement for treating a fiber web The invention relates to a method and arrangement for moistening a substantially dry fiber web and subjecting the moistened web to heat and compression.... | 11/05/2002 |
| 6395136 | Press for imprinting and drying a fibrous web A press for imprinting and drying a fibrous web includes a press device and a roll body, and a heat transferring device that heats the web in the press nip in the form of a sleeve that encircles the roll body and is heated by at least one heating apparatu... | 05/28/2002 |
| 6351896 | Method and apparatus for drying a fiber web A method and apparatus for drying a fiber web, in which the fiber web is dried between two tight bands moving in the same direction and turning around turning rolls. The first band is heated and the second band is cooled by a cooling chamber. The cooling ... | 03/05/2002 |
| 6337112 | Endless belt for dewatering press An endless belt in which a fibrous material is dispersed in a substantially uniform manner all over an endless elastic body layer is provided. A non-woven tape is impregnated with a polyurethane elastomer material liquid and wound and layered on a support... | 01/08/2002 |
| 6309512 | Device for impulse-pressing a web A press section in a machine for manufacturing a web of fibrous material, comprising a shoe press with extended press nip, the shoe press having a counter roll with a cylindrical press body; a press shoe with a concave surface for cooperation with the pre... | 10/30/2001 |
| 6306261 | Dewatering device and process and glazing device and process Dewatering device and process of a machine for at least one of production and processing of a material web, as well as a glazing device an process. The dewatering device includes a circulating flexible continuous belt and an opposite surface. The circulat... | 10/23/2001 |
| 6235160 | Machine and process for producing a fiber material web Machine and process for producing a fiber material web that includes at least one press device having a shoe press unit and a drying drum, such that the shoe press unit and the drying drum are positioned to form an elongated press nip. The machine also in... | 05/22/2001 |
| 6153055 | Apparatus for assisting in the release of a web An apparatus is disclosed for assisting in the release of a web from contact with the heated surface. The apparatus includes a material which is urged into contact with the heated surface upstream relative to the contact of the web to the heated surface. ... | 11/28/2000 |
| 6131306 | Method and apparatus for drying a fiber web An apparatus for drying and smoothing a fibre web between two tight bands that move in parallel and run around turning rolls, the first band being heated with hot steam and the second band being cooled with water, and the fibre web being conducted through... | 10/17/2000 |
| 6017422 | Shoe press A shoe press for a paper or board machine comprises a press shoe and a counter roll forming an extended nip for a paper or cardboard web and for a circulated flexible belt. At least one hydraulic loading cylinder is arranged between a horizontal supportin... | 01/25/2000 |
| 5997696 | Shoe press A shoe press for a paper or board machine, comprising a press shoe and a counter roll which between themselves form an extended nip for a paper or cardboard web and a circulated flexible belt, and at least one loading cylinder which is arranged between a ... | 12/07/1999 |
| 5983787 | Method for calendering a paper web and a calendar that makes use of the method A method for calendering a paper web, including the steps of passing the paper web through a calendering nip having a profile formed from a pair of calendering rolls, wherein at least one of the pair of calendering rolls includes a soft exterior face at l... | 11/16/1999 |
| 5980693 | Extended nip press apparatus An extended nip press apparatus is disclosed for pressing a web of paper extending therethrough. The apparatus includes a rotatable backing roll and a press shoe having a concave surface which cooperates with the backing roll. The arrangement is such that... | 11/09/1999 |
