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| Number | Title | Issue Date |
| 7833386 | Method for producing a fibrous web and twin mesh former for performing said method This invention relates to a method for producing a fibrous web from at least one fibrous suspension in a twin mesh former with a twin mesh zone which has a wedge-shaped intake nip and is formed at least in some sections by two rotating endless meshes, of which the f... | 11/16/2010 |
| 7776183 | Twin wire gap former paper making machine with variable wrap impingement shoe A forming section for a gap blade former type papermaking machine having a headbox which delivers a jet of papermaking stock between a conveying forming fabric and a backing forming fabric is provided. The conveying fabric moves in sliding contact over an impingemen... | 08/17/2010 |
| 7524402 | Gap type forming section for a two fabric paper making machine A twin fabric gap former forming section for paper making machine is described in which: the pitch of the fabric support elements d decreases progressively in the machine direction; the level of vacuum applied to the forming fabrics through the dewatering boxes incr... | 04/28/2009 |
| 7364643 | Forming of a paper or board web in a twin-wire former or in a twin-wire section of a former Fibrous stock is supplied by a paper or board machine headbox (1) between looped forming wires (11, 12). Water is removed in a first dewatering zone (Z1) formed with a fixed forming shoe (3) having a curved surface against which a wire ( | 04/29/2008 |
| 7332060 | Twin wire former Twin-wire former for producing a fibrous web. The former includes two endless wire belts arranged to form a twin-wire zone, a dewatering element, and a headbox positioned at an angle relative to an imaginary first horizontal plane. The twin-wire zone includes a firs... | 02/19/2008 |
| 7311805 | System for transferring an advancing web from a dryer across a draw to a reel section A system and method for transferring a continuously advancing paper web from a dryer to a reel section is provided. The system includes a first fabric defining a first moving conveyor. The first fabric may be a permeable fabric, which is positioned downstream from t... | 12/25/2007 |
| 7300553 | Arrangement for a wire section of a paper or board machine A web is formed between two wire loops (13, 14), in a wire section of a paper or board machine, in connection with which dewatering elements (12, 17, 15, 28) are placed and in which water is drained from a stock suspension from between the two wires ( | 11/27/2007 |
| 7252739 | Method for distributing cellulose pulp of low and medium consistency in order to form a uniform pulp web The method is for distributing cellulose pulp that has a 2-12% consistency. A manifoid housing is in fluid communication with distributor housing. The distributor housing has holes that are distributed along a generatrix of the distribution housing. The cellulose pu... | 08/07/2007 |
| 7225842 | Feed rollers for tree handling A feed roll for tree handling has a number of strips which substantially cover its outer face. The strips have leading and trailing edges shaped to interdigitate with one another. A layer of resilient or slippery material is located between the strips and a drum. Th... | 06/05/2007 |
| 7186317 | Method for producing soft bulky tissue A process for producing tissue webs is disclosed. The process includes the step of partially dewatering a tissue web and then subjecting the web to multiple deflections against fabrics prior to drying the tissue web. For instance, in one embodiment, the tissue web i... | 03/06/2007 |
| 7150808 | Apparatus for forming a paper or cardboard web An apparatus for forming a paper or cardboard web from a fibrous suspension, said apparatus having a twin wire section consisting of a first wire loop formed by a first wire, a second wire loop formed by a second wire and at least one headbox, from which headbox the... | 12/19/2006 |
| 7147446 | Crosslinking agent application method and system Methods and systems for applying crosslinking agent to a sheet of cellulose fibers are described. The method and system apply crosslinking agent to one or both sides of the sheet and results in a sheet having a high loading of crosslinking agent that is uniformly di... | 12/12/2006 |
| 7141143 | Method and apparatus for draining fibre pulp suspension The invention relates to a method of draining a fiber pulp suspension, where the fiber pulp suspension is applied to a convergent dewatering space arranged between two wires travelling in the same direction. In the dewatering space, water and powdery substance are r... | 11/28/2006 |
| 7135092 | Arrangement for controlling the edge of pulp mass in a web former and a method for controlling the edge of pulp mass The invention relates to an arrangement for controlling the edge of pulp mass in a web former, the web former comprising a space formed by two wires or the like, into which space the pulp mass is fed. The wires or the like are supported on a chamber units, which eac... | 11/14/2006 |
| 7090746 | Process and device for removing water from a mechanical pulp, chemical pulp or paper sheet A process and apparatus for removing water from a mechanical pulp, chemical pulp or paper sheet, carried between top and bottom wires running through a dewatering machine having a first dewatering zone. The apparatus includes at least one suction box positioned down... | 08/15/2006 |
| 7070678 | Paper webs having a watermark pattern A process for producing paper webs having a pattern formed into the web is disclosed. The pattern is formed during formation of the web and is made by varying the basis weight of the web. The paper web is produced by depositing an aqueous suspension of fibers betwee... | 07/04/2006 |
| 7067042 | Twin wire former The present invention relates to a twin wire former in a machine for the production of a fiber web, especially a paper or cardboard web from at least one fiber stock suspension, including a vertical twin wire segment having two wires running over a peripheral area o... | 06/27/2006 |
| 7051882 | Twin-wire belt press A twin-wire belt press is disclosed for dewatering a fiber suspension and forming a continuous web of the fiber suspension. The twin wire belt includes a plurality of upper and lower rolls, a perforated roll and endless upper and lower wire belts. Dewatering tables ... | 05/30/2006 |
| 7008511 | Wire section A wire section in a machine for the production of a fiber web including at least one twin wire former including a revolving continuous inner wire and a revolving continuous outer wire that converge in the area of a forming roll. After the forming roll, viewed in the... | 03/07/2006 |
| 7005040 | Fabric support element for a papermaking machine A fabric support element for a papermaking machine has improved fluid drainage means, comprising openings which can include flow-through vents. The element can comprise an impingement shoe for a forming section of a papermaking machine. The openings can be defined b... | 02/28/2006 |
| 7005037 | Device for detaching a paper web from a wire The invention relates to a device for detaching a paper web 9 from a wire 4, where the pulp suspension is fed in between a wire 4 and a felt 5 by a headbox 2, the wire 4 and felt 5 are guided together over a forming r... | 02/28/2006 |
| 7001487 | Method and apparatus for transporting a sheet from a dryer to a reel A system and method for transferring a continuously advancing paper web from a dryer to a reel section is provided. The system includes a first fabric defining a first moving conveyor. The first fabric may be a permeable fabric, which is positioned downstream from t... | 02/21/2006 |
| 6998022 | Paper machine and press section thereof A soft crepe paper machine comprises a wet section with a press section having a press defined by first and second press elements forming a press nip through which a press felt runs with a paper web. A suction roll is arranged in the loop of the press felt before th... | 02/14/2006 |
| 6993408 | Method for the control of quality in a paper web Paper quality is controlled in the production of a paper web, where paper stock is fed from the headbox of the paper machine onto the wire section, whereby the paper stock is formed into a paper web. The headbox flow rate and consistency are measured from the paper ... | 01/31/2006 |
| 6986830 | Method and a machine for the manufacture of a fiber web A method and machine for the manufacture of a fiber web, in particular of a tissue web or of a hygienic web, in which the fiber web is formed on a soft clothing with fine pores and the clothing is guided over a surface subject to suction and in which the fiber web i... | 01/17/2006 |
| 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 |
| 6942760 | Arrangement in the wet end of a paper machine At the end of the twin wire zone of a paper machine former, a suction box (17) inside the upper wire loop (11) has a curved lid (17′) opposite a roll (18) within the lower wire loop (10). The lid is curved in a run situation so t... | 09/13/2005 |
| 6921460 | Modified conventional wet pressed tissue machine A tissue sheet is made using a modified wet pressed tissue machine employing an integrally sealed air press. The apparatus includes: a forming roll; a drying cylinder positioned downstream of the forming roll; an air press positioned between the forming roll and the... | 07/26/2005 |
| 6881302 | Former for use in paper production A paper former comprises two wires which converge for defining a paper production gap and a plurality of dewatering blades arranged in the paper production gap in a paper producing direction and brought into sliding contact with one of the two wires so that a stock ... | 04/19/2005 |
| 6875309 | Twin wire former The invention relates to a twin wire former (1) for producing a fibrous web (4), in particular a paper, cardboard or tissue web, from a fibrous suspension according to the generic terms of claim 1. The twin wire former (1) is characterized in th... | 04/05/2005 |
| 6855230 | Method and regulation arrangement for controlling dewatering profile of a former In a paper or board machine, the cross-direction profile of a flow channel defined between a first dewatering element (52, 53) situated inside a first forming wire loop (50) and a second dewatering element (64, 65) situated inside a second formi... | 02/15/2005 |
| 6841037 | Machine and process for producing a tissue web A machine for producing a tissue web is provided, including a former having a forming region which includes at least one circulating, continuous dewatering wire having zonally variable wire permeability. Furthermore, a process for producing the tissue web in a tissu... | 01/11/2005 |
| 6808599 | Wide wale tissue sheets and method of making same Highly textured tissue sheets, particularly suitable for use as bath tissue, are produced by throughdrying and have a low number and/or low amount of pinholes. The low number or amount of pinholes is provided by using a throughdrying fabric having parallel wide ridg... | 10/26/2004 |
| 6780282 | Machine and process for producing a fibrous material web Machine and process for producing a fibrous material web. The machine includes at least one shoe press having at least one drying cylinder and a shoe press unit which are arranged to form a pressing nip elongated in a web travel direction. At least one suctioned app... | 08/24/2004 |
| 6776877 | Twin wire former for the production of a fiber web from a fiber suspension The invention relates to a twin wire former for the production of a fiber web specifically a paper, cardboard or tissue web, from a fiber suspension. The invention is characterized in that the rotating forming roll has an open volume and is a non-suction type... | 08/17/2004 |
| 6669820 | Twin-wire former A twin-wire former in a paper machine has two forming wire loops (10, 20), which define between themselves a twin-wire zone. At least one dewatering box (30) is located inside one of the wire loops (10, 20) to remove water through the wire from a web (W) ... | 12/30/2003 |
| 6616810 | Device for removing water from a fibrous material strip A device for dewatering a pulp web having a dewatering section comprising top and bottom wires forming a wedge-shaped dewatering zone which can be adjusted and/or pressure-loaded at the downstream end, and with a pair of press rolls mounted at the end of ... | 09/09/2003 |
| 6554959 | Tissue paper making machine A tissue paper making machine, a tissue paper product, and a method for producing such a tissue paper product. According to the invention, a dewatering and sheet-forming wire (13;14) is deposited in the pulp flow area by a texturing wire (16;17) that is p... | 04/29/2003 |
| 6521091 | Twin wire former A twin wire former in a machine for the production of a fibrous material web, specifically a paper or cardboard web, includes two rotating continuous wires which meet in the area of a simultaneously rotating dewatering element, thereby forming a stock inl... | 02/18/2003 |
| 6521094 | Device for the treatment of a fibrous suspension Device for the washing and dewatering a fibrous suspension, which device incorporates two hollow, circular cylindrical filter drums (1), which filter drums incorporate evacuation chambers inside the filter drums for evacuation of fluid. The filter drums r... | 02/18/2003 |
