| Patent Number |
Title Of Patent |
Date Issued |
| 6402896 |
Roll for a paper or board machine |
June 11, 2002 |
| The invention relates to a roll for a paper or board machine comprising axle journals on whose support the roll is arranged to revolve, end flanges with which the axle journals are connected, and a mantle which is connected with the end flanges. The mantle is provided with a number of |
| 6402893 |
Control equipment for the headbox tip lath in a paper machine or such and method of tip lath con |
June 11, 2002 |
| Control equipment for the headbox tip lath of a paper machine includes first actuators (12a.sub.1, 12a.sub.2 . . . ), which are located at different points along the headbox (100) width and connect functionally with a bendable intermediate part (14). At the different points along the |
| 6402081 |
Method for stopping a machine reel |
June 11, 2002 |
| In the method for stopping a machine reel (R) in the final stage of reeling a web (W), the web (W) is cut when the machine reel (R) has become full, the web (W) is possibly guided on a new reeling shaft (2), and the rotation of the machine reel (R) detached from the nip contact with a |
| 6401355 |
Method and apparatus for manufacturing calendered paper |
June 11, 2002 |
| A method and apparatus for manufacturing calendered paper in which the paper is calendered after drying. The paper is dried (D) sown to a moisture lower that the target moisture of calendering. The paper is run via wetting (1) to calendering, wherein at least one of the surface layer |
| 6395135 |
Method and apparatus for threading of paper or paperboard web |
May 28, 2002 |
| In the method for threading of a paper or paperboard web a narrower tail (T) separated from the paper or paperboard web (W) is conveyed between different holding points. On the travel path of the tail (T) there is at least one tension measuring device (1) which is arranged to measure the |
| 6393728 |
Method and apparatus for drying pulp |
May 28, 2002 |
| A fiber containing pulp, such as chemical pulp, mechanical pulp, thermomechanical pulp, TMP, de-inked water, or fiber containing sludge, is dried in an effective and efficient manner. The wet pulp is first dewatered mechanically, such as by using a drum or screw press. Then dewatered |
| 6387219 |
Press device having an extended press nip for pressing a traveling paper or paperboard web |
May 14, 2002 |
| An extended-nip press device comprises a press shoe extending in a cross-machine direction and a support for supporting the press shoe. Between the shoe and the support are arranged a plurality of loading cylinders for moving the shoe toward a backing member such as a counter roll to |
| 6372094 |
Pulp drying line and method for drying pulp |
April 16, 2002 |
| A pulp drying line which comprises a pulp press for pre-drying the pulp and a defibrator for shredding the pre-dried pulp into a loose pulp. The drying line further comprises a web forming section and a pulp dryer section. The loose pulp coming from the defibrator is spread in the web |
| 6372091 |
Method and apparatus for forming a paper web |
April 16, 2002 |
| A method and apparatus for beginning the formation of a paper web on a traveling forming wire, or between a pair of converging forming wires, includes a headbox on a papermaking machine for projecting a stock stream onto the forming wire, or between the forming wires over the porous face |
| 6368463 |
Arrangement for adjusting width of fibre web |
April 9, 2002 |
| An arrangement for adjusting the width of a fibre web in an apparatus comprising two filter wires permeable to water, the filter wires having the same direction of travel, and a conduit for placing pulp suspension between the wires. The arrangement comprises channel for feeding water |
| 6365004 |
Method and apparatus for drying a paper web |
April 2, 2002 |
| A method and apparatus effect drying of a paper web using a plurality of heated drying cylinders and at least one air impingement module having a hood. The paper web is brought into operative contact with the heated drying cylinders, and at least one of the final moisture content, qualit |
| 6361656 |
Loading hose for use in a paper machine doctor or coating device |
March 26, 2002 |
| A loading hose for use in a paper machine doctor or coating device, which loading hose is located between the doctor's or coating device's blade support and rotatably arranged blade holder, is arranged to load the doctor blade of the doctor or the coating blade of the coating device. The |
| 6360758 |
Cleaning device in paper machines, board machines or other similar machines for cleaning a fabri |
March 26, 2002 |
| A cleaning device in a paper or board machine, for cleaning a fabric therein, the fabric moving in a direction of movement. The device comprises a nozzle which directs a water shower or jet against the fabric which is to be cleaned, the nozzle including a first turning point, and whe |
| 6358366 |
System and method for threading a moist web in a pulp dryer or the like from one section to the |
March 19, 2002 |
| A system and method effectively threading the moist tail of a web through a pulp dryer. A tail threading belt in a closed loop passes the tail of the web through the dryer, and the most tail of the web is transferred from a support wire in the press section of a pulp machine to the tail |
| 6354531 |
Apparatus and method for continuously reeling a web material |
March 12, 2002 |
| The invention relates to an apparatus for continuously reeling a paper web, especially a high-gloss magazine paper web, around a reel spool. The apparatus comprises means for guiding the paper web towards the reel spool, means for winding the paper web around the reel spool to form a |
| 6351896 |
Method and apparatus for drying a fiber web |
March 5, 2002 |
| 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 chamber includes at least one |
| 6345453 |
Method and apparatus for drying a fiber web |
February 12, 2002 |
| The invention relates to a method and apparatus of drying a fiber web (5) which is dried between two tight bands (1, 2) that move in parallel and turn around turning rolls (6a, 6b, 7a, 7b), the first band (1) being heated and the second band (2) being cooled, the fiber web (5) being |
| 6317999 |
Sealing nozzle arranged in a blow box used in the drying section of a paper machine |
November 20, 2001 |
| A sealing nozzle is positioned in a blow box used in the drying section of a paper machine. The blow box is mounted on that side of the supporting fabric, which is away from the web at the opening gap between the supporting fabric and the cylinder and at a distance "D" from the suppo |
| 6311410 |
Method and device for drying a coated web |
November 6, 2001 |
| A method and device for drying a coated web. The coated web is first conveyed through a web heating unit (10, 32, 40), in which the temperature of the coated web is raised, typically to drying temperature, by directing jets of heating air at the coated web, the humidity a.sub.1 of the sa |
| 6306258 |
Air press |
October 23, 2001 |
| A pressurized box is positioned opposite a vacuum box. The pressurized box has a leading cross machine direction baffle with a ceramic shoe which engages a forming fabric, and a trailing cross machine direction baffle of similar construction. Two end deckles complete the pressurized box. |
| 6306257 |
Air press for dewatering a wet web |
October 23, 2001 |
| An air press for noncompressively dewatering a wet web to consistency levels not previously thought possible at industrially useful speeds without thermal dewatering. |
| 6302996 |
Method and apparatus for washing fiber pulp mixture |
October 16, 2001 |
| The invention relates to a method of washing a fiber pulp mixture, in which method the fiber pulp mixture is fed between two filter wires running in the same direction. There is a convergent dewatering space in the direction of travel of the wires, where water is removed from the pulp. |
| 6293031 |
Method and apparatus for drying a coated paper web or the like |
September 25, 2001 |
| Method and apparatus for drying a coated paper web (W) or the like web. The apparatus (10) comprises sequentially in the running direction of the web--a turning device (16) arranged on the first side of the web and provided with blow nozzles (20), with which the running direction of the |
| 6289607 |
Flotation dryer unit and method of use |
September 18, 2001 |
| A method and flotation dryer unit effects drying of a web such as a coated paper web. The flotation dryer unit advantageously includes several nozzle boxes extending across the web for feeding drying air toward the web to be dried, a distribution chamber for drying air for leading the dr |
| 6263589 |
Method of drying a fiber web, and arrangement in a fiber web drying apparatus |
July 24, 2001 |
| The invention relates to a method of drying a fiber web and an arrangement in a fiber web drying apparatus, the fiber web being dried between two tight bands that move in parallel in the same direction and turn around turning rolls. The first band is heated and the second band is cooled. |
| 6254732 |
Method for loading a seal of a suction roll and a sealing construction thereof |
July 3, 2001 |
| A sealing construction for loading a seal against a suction roll in a paper machine includes a seal having a wear surface, side surfaces and a lower surface. The seal is fitted from its holder to the structure of a suction box which is inside the suction roll. The seal essentially covers |
| 6247247 |
Blow box for the drying section of a papermaking machine, method for sealing a pocket with a blo |
June 19, 2001 |
| A blow box used in the drying section of a papermaking machine and a method for sealing a pocket provided with a blow box, and a blow nozzle. The blow box is arranged to eject air away from the space between a wire and the blow box and/or maintain an underpressure zone in this space. In |
| 6241169 |
Method and apparatus for mechanical defibration of wood |
June 5, 2001 |
| A system for mechanical defibration of wood kneads the wood by moving a defibration surface having contours at least partly in contact with the wood in a direction at a speed in relation to the wood and fibres are separated from the wood. The contours of the defibration surface are at |
| 6230422 |
Method and apparatus for handling and drying a pulp web |
May 15, 2001 |
| A method and apparatus achieve a more sustainable lift of a wet or heavy pulp web from a pulp machine to the topmost drying level of a pulp drying, allowing the speed of production to be increased and runnability problems to be minimized. The pulp web is lifted from the last press of the |
