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WO/2010/012676A2 |
The invention relates to a twin-wire former (1) for a machine for producing a web of fibrous material (2), in particular a web of paper or board, with two endless circulating wires (3, 4), which both run over a circumferential region (7,...
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WO/2010/012561A1 |
The present invention provides a fabric for a papermaking machine. The fabric includes a machine facing side and a web facing side having pockets formed by warp and weft yarns. Each pocket is defined by four sides on the web facing side,...
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WO/2010/013645A1 |
Disclosed is a prepreg comprising a reinforcing fiber base material impregnated with a thermoplastic resin. The reinforcing fiber base material comprises 0 to 50% by mass of reinforcing fibers having a fiber length of more than 10 mm, 5...
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WO/2010/010109A1 |
The invention relates to a method for optimizing the energy balance of a forming unit (1) in a machine for producing fibrous webs (F), in which a fiber suspension (FS), which is fed to the forming unit (1) by way of a material ramp (3) a...
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WO/2010/000832A1 |
A fabric for a papermaking machine is provided. The fabric includes a machine facing side and a web facing side comprising pockets formed by warp and weft yarns. Each pocket is defined by four sides of the web facing side. Two of the fou...
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WO/2010/000831A2 |
A fabric for a papermaking machine that includes a machine facing side and a web facing side comprising pockets formed by warp and weft yarns is provided. Each pocket is defined by four sides on the web facing side, each of the four side...
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WO/2010/000683A1 |
The invention relates to a bar arrangement (1) for a machine for producing a fibrous web. The bar arrangement according to the invention is characterized by at least one restoring mechanism (15) for bringing the mobile bar (4, 8) from th...
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WO/2009/150143A1 |
Fabric for making a bulky web. The fabric includes a machine facing side and a web facing side comprising pockets formed by more MD yarns than CD yarns. Adjacent pockets are offset from each other and are defined by MD and CD knuckles.
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WO/2009/149548A1 |
A woven filtration fabric for cellulosic sheet formation. The warp yarns comprise intrinsic binder yarn pairs, and a set of dedicated machine side layer warp yarns. The members of each intrinsic binder yarn pair alternate with each other...
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WO/2009/148852A2 |
An air stabilization system employing two parallel, opposite-facing Coanda nozzles, with each nozzle exhausting gas at opposite directions, subjects a moving flexible web to opposing forces effective to create local tension within the we...
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WO/2009/145534A2 |
The present invention relates to a production method for clay board using vegetable fibre, and a clay board produced by means of this method. More specifically, it provides a production method for clay board using vegetable fibres, in wh...
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WO/2009/145697A1 |
The invention relates to a twin wire press (2) for dewatering a fibre suspension, comprising a lower wire (8) and an upper wire (10) between which a fibre web (F) is formed. An arrangement of rolls (4) comprises a first dewatering contro...
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WO/2009/141134A1 |
A drainage mesh for a suction roll of a papermaking machine for producing paper which has watermarks, especially for producing documents and/or papers having security features, such as bills, checks, shares or entrance tickets, has eleva...
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WO/2009/142681A2 |
A method of and apparatus for treating a green liquor stream produced in a kraft pulp process to separate green liquor from dregs present in the stream by utilizing a filtration vessel that has a pressure differential between the green l...
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WO/2009/138192A1 |
A three-phase separator, for the separation of gases and solids from a three-phase mixture of liquid, gas and solid, comprises an inlet region (12) for the three-phase mixture, an outlet (14) for a fraction enriched in solid, an outlet (...
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WO/2009/138414A2 |
The invention relates to a device for the online control and/or regulation of a fibre-orientation cross-section of a continuous paper or cardboard web in a paper machine comprising a headbox (10) provided with a headbox nozzle (18). The ...
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WO/2009/138491A1 |
The invention relates to a shaking device (10) for moving a member (12) back and forth along an axis (14) thereof, in particular a roller of a machine for producing and/or treating a fiber web. In the shaking device, the member (12) is c...
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WO/2009/135992A1 |
The forming section of a paper or board machine comprises a double-wire part, where water is removed from the web between two wires, and after the double- wire part there is at least one high-vacuum suction box (20) before a point where ...
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WO/2009/136008A2 |
I n the method in order to supply fibre pulp to a formation support, fibre pulp is spread onto a wider area by guiding the flow coming from a supply pipe against a flow baffle (3c) located in closed space, which baffle guides and spreads...
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WO/2009/130174A1 |
The invention relates to a cylinder mold for a paper machine having a plurality of axially running and radially displaceable bars (9), each bearing a segment of a contact surface. The aim of the invention is to provide a precise adjustin...
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WO/2009/131527A1 |
A device (1) is provided for distribution of 2-13% cellulose pulp to a movable processing surface (3a) in a pulp processing device to form a pulp web (2) thereon, which is transported together with the movable processing surface, compris...
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WO/2009/129056A1 |
An air stabilization system employing two substantially parallel, codirectional Coanda nozzles, that are positioned adjacent a flexible moving web, with each nozzle exhausting gas at the same downstream machine direction, subjects the mo...
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WO/2009/127054A1 |
An air stabilization system employing two parallel, opposite facing Coanda nozzles, that are positioned adjacent a flexible moving web, with each nozzle exhausting gas at opposite directions, subjects the moving web to opposing forces ef...
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WO/2009/125062A1 |
The invention relates to a method for manufacturing a belt for a fiber web forming machine where an air impermeable belt (10) of a metal base material (17) forms a closed loop (12) which has an outer surface (16) that comes in contact wi...
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WO/2009/122155A1 |
The invention relates to improvements in security substrates, such as paper, used for making security documents, such as bank notes, having anti-counterfeitable features and in particular to security substrates incorporating an elongate ...
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WO/2009/118450A1 |
Invention relates to a method of transferring a fiber web from a first support fabric (44; 46; 52; 66) to a second support fabric (46; 52; 66), in which method the fiber web (W) is brought close to the location of a suction device (48; 5...
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WO/2009/120965A2 |
A method of mixing paper stock, having improved outlet consistency, includes: (a) feeding liquid and feeding paper pulp into a vessel to form a mixture; (b) providing at least one counterflow impeller that is submerged in the mixture, th...
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WO/2009/115479A1 |
The invention relates to a headbox (1) for a paper or board machine (4) having at least one first supply means (20) for supplying fibrous suspension (5) into a guide device (11) which is connected to a nozzle (28) out of which the fibrou...
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WO/2009/109682A1 |
The invention relates to security paper, to a security document produced from said paper and to the method for producing same, combining window thread security elements and high-contrast single-tone watermark technology. For this purpose...
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WO/2009/106184A1 |
A system and method of for creating a multilayered laminated fabric having a single seam. The system includes a top base layer having a seam and a roll side base layer having a first end and a second end arranged in a non-contacting mann...
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WO/2009/106182A1 |
Belt and method of making a belt for a paper making machine. The belt includes a flat woven material having a top side surface (4) and a bottom side surface (5) and two terminal ends (2, 3) separated in a machine direction (MD). Folds (6...
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WO/2009/103853A2 |
The present invention relates to a method and an arrangement for proportioning thick stock to a short circulation of a fiber web machine. Specifically, the method and the arrangement of the invention relate to treating and proportioning ...
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WO/2009/103167A1 |
A flat woven industrial filtration fabric comprises three layers of weft yarns. A first set of warp yarns interweaves only with paper side layer weft yarns and intermediate weft yarns, and a second set of warp yarns interweaves only with...
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WO/2009/101243A1 |
The invention relates to a dewatering apparatus of a fiber web machine including a frame construction (13) greater in its length than width. The frame construction (13) has intermediate supports (14) fastened thereto at an interval of ea...
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WO/2009/096850A1 |
A papermaking endless fabric (100) configured to support a wet paper web (75) for dewatering is provided, the fabric (100) comprising a permeable portion (275) and a pair of laterally spaced apart strip portions (250) extending along the...
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WO/2009/094101A2 |
A papermaker's fabric includes: a set of top MD yarns; a set of bottom MD yarns; a set of top CMD yarns interwoven with the top MD yarns to form a top fabric layer; a set of bottom CMD yarns interwoven with the bottom MD yarns to form a ...
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WO/2009/089930A1 |
A fabric belt for a machine for producing web material, in particular paper or paperboard, comprising a first fabric layer (102) on the web material side and a second fabric layer (100) on the machine side, each of said layers having thr...
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WO/2009/086638A1 |
A steam distributor for applying steam to a continuously moving paper sheet employs one or more drop-out steam profiling cartridges. Each cartridge is connected to a steam distribution apparatus and includes a number of profiling zones t...
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WO/2009/081017A2 |
The invention relates to a sheet that comprises a fibrous substrate (6) including at least one watermark and in which a ribbon (4) is at least partially imbedded, said ribbon not being as wide as the substrate (6) and partially superimpo...
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WO/2009/077035A1 |
The invention relates to a method for removing unwanted matter from an aqueous paper fiber suspension (S) using at least one flotation installation. The flotation foam formed during flotation is introduced into a degassing unit (18) and ...
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WO/2009/071360A1 |
The invention relates to a method for adjusting, particularly for regulating, the water weight of a fibrous material of a paper machine, particularly of a diluting water headbox, wherein the fibrous material is guided as at least one fib...
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WO/2009/072419A1 |
[PROBLEMS] To provide a papermaking machine that can equalize the thickness of a formed sheet material in the width-wise direction and further can realize the provision of a formed sheet material in a striped integral form using differen...
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WO/2009/067803A2 |
A single-sided web stabilizer for stabilizing a continuous moving web for making various web property measurements. The arrangement is characterized by a nozzle having a central structure, which may be a protrusion, surrounded by an annu...
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WO/2009/068728A1 |
A forming section comprises a lower wire loop (11) which constitutes a first single- wire section (Tl) following a breast roll (12). The beginning of the first single- wire section comprises a first dewatering zone (Zl) which consists of...
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WO/2009/065433A1 |
The object of the present invention is a method and a device for transferring a paper web from a supporting woven fabric to another. The method according to the invention and the device according to the present invention are therefore su...
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WO/2009/063135A1 |
Pulp at a high consistency of about 4 to 20% is fed from a slice (5) onto a formation support (2) that is permeable to water, for the manufacture of a fibre-based product. Before the slice (5), the pulp is led in the flow direction into ...
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WO/2009/062315A1 |
A material measurement system (500) includes a THz generator including at least one laser source (111) for emitting optical pulses, the optical pulses coupled to a THz emitter (51) operable for emitting pulsed THz radiation at a sample l...
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WO/2009/056250A1 |
The invention relates to a method and a device for producing helical screens (12) by winding wires (2) made of plastic into individual spirals (5), which are inserted into each other in an overlapping way in the transversal direction on ...
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WO/2009/053622A2 |
The invention relates to a sheet having a front side and a reverse side and at least one watermark or pseudo-watermark, and such that said watermark or pseudo-watermark is observable in transmitted light, at least partly, only on one sid...
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WO/2009/047044A1 |
A structured papermaking fabric (28) for making a bulky tissue web, comprising: a web facing side (100) and an opposite side, the web facing side comprising a structure formed by interweaving of transverse yarns (K) with longitudinal yar...
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