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| Number | Title | Issue Date |
| 7383641 | TAD edge resist fabrics for paper web drying A through air dryer (TAD) fabric having a composite configuration whereby side fabric portions made of a more resistant material are woven to the main body portion of the fabric. Side fabric portions that are not protected from the paper web, and therefore exposed t... | 06/10/2008 |
| 7351307 | Method of dewatering a fibrous web with a press belt A method of dewatering a fibrous web in a paper machine including the steps of carrying the fibrous web on a side of a first fabric; contacting the fibrous web with a side of a second fabric, the fibrous web being between the first fabric and the second fabric; and ... | 04/01/2008 |
| 7351309 | Roll in a paper or board machine and a dryer group in a paper or board machine A roll in a paper or board machine has a roll frame or center shaft (15) with bearings mounted at its ends and a groove-like surface structure (10). There is a contact between the surface structure and the center shaft so that an essentially closed str... | 04/01/2008 |
| 7337555 | Manufacturing method and continuous drying apparatus for head decorating regenerated collagen fiber Provided is a method for manufacturing a regenerated collagen fiber and a drying apparatus therefor in a manufacturing process of a head decorating regenerated collagen fiber, the method enabling suppression of fluff (fiber breakage) and process trouble and providin... | 03/04/2008 |
| 7291249 | Apparatus for the manufacture of a structured fiber web An apparatus for the manufacture of a structured fiber web including an imprinting fabric, a first pressure field device, a second pressure field device and a drying cylinder. The fiber web is formed and carried on the imprinting fabric with an initial dry content o... | 11/06/2007 |
| 7249472 | Device for treating textile or similar in a continuous stream The invention relates to a device for treating web-type textiles, nonwovens or paper in a continuous stream, uses a gaseous treatment agent that circulates in the device. The product lies on the exterior face of a permeable drum (5), which is subjected to an ... | 07/31/2007 |
| 7225558 | Cross-machine flow and profile control for through-air devices treating permeable webs A through-air device includes a permeable roll having a hollow interior and mounted for rotation about a longitudinal axis. At least one divider is located in the hollow interior so as to define a plurality of roll channels within the roll, the roll channels being p... | 06/05/2007 |
| 7192507 | Machine for producing a fibrous material web Machine for producing a fibrous material web and process for guiding the web through the machine. The machine includes a wire section, a drying section, arranged downstream of the wire section with regard to a web travel direction, having at least one free web draw,... | 03/20/2007 |
| 7175710 | Apparatus for stripping a boundary air layer from a traveling web A web to be coated travels over a deflecting roll and underneath a slot nozzle from which a curtain of a coating material falls. A suction box open toward the roll and web has upstream and downstream ends and extends full axial length of the roll. An upstream seal o... | 02/13/2007 |
| 7153390 | Process for manufacturing a cellulosic paper product exhibiting reduced malodor A process for manufacturing a cellulosic paper product is provided. The process comprises forming an aqueous suspension of papermaking fibers; introducing sodium bicarbonate into the aqueous suspension; depositing the aqueous suspension onto a sheet-forming fabric t... | 12/26/2006 |
| 7150110 | Method and an apparatus for manufacturing a fiber web provided with a three-dimensional surface structure A method an apparatus for manufacturing a fiber web, in particular a web of tissue or hygiene material, provided with a three-dimensional surface structure, whereby the fiber web is pressed at a dry content of | 12/19/2006 |
| 7131297 | Canvas cleaning apparatus for use in paper mill Disclosed is a canvas cleaning apparatus for use in a paper mill. The apparatus includes a main injection unit for injecting cleaning water having an injection head moved from side to side, an auxiliary injection unit for injecting the cleaning water enclosing the i... | 11/07/2006 |
| 7114267 | Device for treating web-type goods with a flowing or pressure medium There are known drum jacket constructions that consist solely of perforated sheet metal. There are also known constructions, which, in order to increase the distance between the drum and the surrounding perforated sheet-metal wire gauze, consist of sheet metal with ... | 10/03/2006 |
| 7063772 | Apparatus for treating a fibrous web Apparatus for treating a fibrous web that includes at least one supporting surface arranged to support a surface of the fibrous web, and at least one sealing device positionable adjacent a surface of the web opposite the surface of the web supported by the at least ... | 06/20/2006 |
| 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 |
| 7040038 | Apparatus for processing permeable or semi-permeable webs An air processing cylinder useful in drying, curing, thermal bonding, cooling, and web transferring materials such as fabrics, papers, and the like. Air is exhausted out of the cylinder surface through a plurality of conduits equipped with distribution means for pro... | 05/09/2006 |
| 7024802 | Air flow structure of dryer Provided is an air flow structure for a dryer, which includes a drying fan, and an air guide having a bent and inclined shape so as to guide flow of a circulation air discharged by the drying fan. This air flow structure improves air circulation flow in the dryer, r... | 04/11/2006 |
| 6998021 | Arrangement for paper machine, and blow box In a paper machine which comprises process elements and a measuring beam, the measuring beam is arranged at least at one paper machine process element so that a measuring device for measuring quality properties of a paper web is arrangeable in the measuring beam. Th... | 02/14/2006 |
| 6977028 | Method of drying a web 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 temperature, such as between... | 12/20/2005 |
| 6964117 | Method and apparatus for adjusting a moisture profile in a web An apparatus for drying a travelling wet fibrous web is provided which comprises a rotating air-permeable drum. The drum is at least partially surrounded by a hood which has an interior space for receiving a flow of air and directing the flow of air through a permea... | 11/15/2005 |
| 6953516 | Process for making throughdried tissue by profiling exhaust gas recovery The energy efficiency of a throughdrying papermaking process is improved by recycling exhaust gas from one or more throughdryers prior to throughdrying to profile the consistency of the web. ... | 10/11/2005 |
| 6942758 | Method and equipment for tail threading in the dryer section of a paper machine or a similar machine A method and equipment for tail threading in a paper machine in which tail threading is carried out in stages: the web is guided to the broke treatment at a selected dryer, a cut is formed in the web to separate a ... | 09/13/2005 |
| 6918195 | Drum device with permeable drum jacket and wire gauze mounted thereon under pretension It is known from the art to mount a wire gauze (10) onto a drum (1) with a permeable drum jacket (8) under pretension, for example, for allowing air to flow through a web of material placed on said drum, said wire gauze optionally being disposed... | 07/19/2005 |
| 6916404 | Method and apparatus for web threading in a drying section of a paper machine or similar A method and an apparatus for web threading in a drying section of a paper machine or the like. A leader (24) and a so called run-down strip are formed by cutting in the web coming to the drying cylinder in the drying section. An underpressure box (18)... | 07/12/2005 |
| 6910282 | Method and apparatus in the drying section of a paper machine or the like A web (16) running from an opening nip (K1) between a cylinder (10) and a supporting fabric (18) toward a roll (14), is supported by a negative pressure created by a blow box (30). In an intensified negative pressure region ... | 06/28/2005 |
| 6901639 | Stretching machine A stentering machine having a horizontal drying zone and a vertical pretreatment zone for a web of material spread out between stentering chains is described. The stentering chains are brought from the vertical position into a horizontal position in a deflection zon... | 06/07/2005 |
| 6848195 | Blow box for controlling the web run A blow box (18) for supporting the web run in a paper machine or the like, which blow box comprises members for maintaining a negative pressure at least in one negative pressure region (24) between the wire (20) and the blow box. The members com... | 02/01/2005 |
| 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 |
| 6694639 | Sheet material and method and apparatus for drying therefor A sheet material, a production method therefor and a drying apparatus is provided wherein a heating gas comprising mainly superheated steam is blown directly to reach the sheet internal water content via a permeable belt for restricting free shrinkage of ... | 02/24/2004 |
| 6616812 | Anti-rewet felt for use in a papermaking machine An anti-rewet fabric is used for carrying a fiber web through an air press. The anti-rewet fabric includes at least one air distribution fabric layer, one air distribution fabric layer being configured for contacting the fiber web, and a perforated film l... | 09/09/2003 |
| 6601318 | Dryer unit A drier unit (10) for drying printed products has a plurality of drier rails (12), which comprise in each case a supporting body (14) manufactured from a hollow section (16). The clear outer contour of the cross-sectional area of the supporting bodies (14... | 08/05/2003 |
| 6584699 | Three stage single pass high density drying apparatus for particulate materials A single pass, multiple stage, rotary drum heat exchange dryer (22) is provided for drying products such as distillers grains and includes a tubular shell (64) with a moist product inlet (66), an opposed dried product outlet (70), and an internal drying c... | 07/01/2003 |
| 6574884 | Blowing apparatus in a paper machine or the like The blowing device comprises a blow box (30) which is arranged at the opening nip (22) between the wire and the cylinder and which is provided with at least two nozzles (36; 44, 46) or the like arranged close to the wire or the like. The first nozzle (36)... | 06/10/2003 |
| 6562198 | Cross-directional interlocking of rolls in an air press of a papermaking machine An air press for pressing a paper web is composed of a plurality of rolls including at least a first roll and a second roll. The first roll and the second roll are positioned adjacent one another and form a first nip therebetween. Further, the first roll ... | 05/13/2003 |
| 6473997 | Method and drying section for dewatering a fibrous web The invention relates to a method and a drying section for dewatering a fibrous web (9), the drying section preferably being intended to dry fibrous webs in a paper machine, and the drying section comprising a number of drying cylinders (8), by which an i... | 11/05/2002 |
| 6442865 | Drying section Drying section of a machine for producing a material web. The drying section includes a support roll with an associated impingement dryer, and at least one straight or curved section forming at least a part of a closed path between a last nip of a press s... | 09/03/2002 |
| 6442868 | Heated drying cylinder A drying cylinder for drying a fibrous web, the cylinder having an inner chamber connected to a pressurized air source; and an outer cylinder jacket having an air-permeable region which is adapted to contact the fibrous material web. Also a drying section... | 09/03/2002 |
| 6434856 | Variable wet flow resistance drying apparatus, and process of drying a web therewith A micropore drying apparatus having a variable wet flow resistance. The flow resistance preferably decreases in the machine direction. The micropore drying apparatus may comprise a single integral unit having an decreasing wet flow resistance from the beg... | 08/20/2002 |
| 6393719 | Process and apparatus for removing water from fibrous web using oscillatory flow-reversing air or gas A process and an apparatus for removing water from a fibrous web are disclosed. The process comprises providing a fibrous web having a moisture content from about 1% to about 99%; providing an oscillatory flow-reversing impingement gas having a pre-determ... | 05/28/2002 |
| 6378226 | Screen drum for drying permeable webs of goods Each screen drum design has, in front of the rotating screen drum which transports the web, a stationary screen cover whose purpose is retention of the dry air coming from the fan, uniform throughput of the air through the screen cover, and a uniform dryi... | 04/30/2002 |
