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WO/1999/024664A1 |
A papermaking machine has a heated Extended Nip press (20) following the pressing section. High temperature pressing raises the exit solids out of the press to 55 to 65 percent. The web then enters a high intensity dryer section (22) whe...
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WO/1999/020832A1 |
The invention concerns a seal construction for a suction box in a suction roll in a paper/board machine. The seal construction comprises a seal (10) placed in a holder (11) and loading means, preferably at least one loading hose (12; 12a...
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WO/1999/019562A1 |
An extended nip press is provided having an advantageous nip press shoe which generates less heat than conventional press shoes. The nip press shoe includes an inrunning land surface (23) which may be planar or convex. At least one lubri...
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WO/1999/018282A1 |
An industrial fabric, suitable for use as papermachine clothing, belting or a filter cloth, comprises a permeable support (11) carrying a layer of sintered polymeric particles (15), and a layer (16) providing a smooth surface coating. Th...
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WO/1999/018286A1 |
The invention relates to a method for loading the sealing of a suction roll and a corresponding sealing, where the sealing (21) includes a wear surface (21.1), side surfaces and a lower surface (21.2) and has been fitted from its holder ...
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WO/1999/016968A1 |
A shoe press for paper or board machines comprises a press shoe (200); a counter roll (312); the press shoe and the counter roll forming between themselves an extended nip (N) for a paper or cardboard web (W) and a circulated flexible be...
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WO/1999/016971A1 |
A shoe press for a paper or board machine, comprising a press shoe (1) and a counter roll (2), which between themselves form an extended nip (N) for a paper or cardboard web and a circulated flexible belt (3), and at least one loading cy...
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WO/1999/016967A1 |
A method of supporting a press shoe in a shoe press for a paper of board machine, said press shoe (2) forming together with a counter roll (12) an extended nip (N) for a paper or cardboard web (W) and for a flexible circulated belt (12)....
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WO/1999/016970A1 |
A shoe press for paper or board machines comprises a press shoe (300) and a counter roll (312), which between themselves form an extended nip (N) for a paper or cardboard web (W) and for a circulated flexible belt (311); at least one hyd...
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WO/1999/016969A1 |
A shoe press for a paper or board machine, comprising a press shoe (1) and a counter roll (2), which between themselves form an extended nip (N) for a paper or cardboard web and a circulated flexible belt (3), a plurality of hydraulic lo...
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WO/1999/014426A1 |
An extended nip press belt comprises a plurality of strips (14) each formed of a matrix of plastics (12) having perforations (13) to form a mesh or perforated membrane, and having reinforcing yarns (11) extending along the strips. The st...
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WO/1999/005358A1 |
An industrial fabric comprises synthetic yarns or fibres which have been subjected to plasma treatment. If fibres are used, they may be treated as fibres, when made up into yarns or when formed into a woven or nonwoven layer. One or both...
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WO/1999/001609A1 |
The invention relates to a device for dehydrating solid-based liquid suspensions, specially fiber-based suspensions. The suspension is dehydrated between two bands (4, 5). A dehydration zone is configured as a wedge-shaped area. The inve...
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WO/1999/001610A1 |
The invention relates to a device for dehydrating solid-based liquid suspensions, specially fiber-based suspensions. The suspension is dehydrated between two bands (4, 5). A dehydration zone is configured as a wedge-shaped area. The inve...
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WO/1999/001611A1 |
An edge ring (13) for a press roll (10) that extends around each end of the roll. Edge ring (13) is diametrically divided into at least two sectors. At its radial outer part each sector, in radial cross section, forms a hook (15) which, ...
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WO/1998/058122A1 |
An extended nip press (10) with an improved press shoe (22) and pressure applying apparatus. The press (10) includes a backing roll (14), a shoe (22), a belt (58), one or more felts (54) for passing between the shoe (22) and the backing ...
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WO/1998/056984A1 |
A covered roll structure (10) employed in the manufacture of a paper machine roll (20) comprises a core roll having a substantially cylindrical outer surface, a sleeve (30) of removable material surrounding the core roll outer surface, a...
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WO/1998/055689A1 |
A differential density single lamina web of cellulosic fibers is disclosed. The web comprises at least two pluralities of micro-regions disposed in a non-random and repeating pattern: a first plurality of high density regions and a secon...
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WO/1998/055691A1 |
The present invention provides method for making a wet pressed paper web. An embryonic web of papermaking fibers (120) is formed on a foraminous forming member (11), and transferred to an imprinting member (219) to deflect a portion of t...
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WO/1998/055690A1 |
A process for making a paper sheet is disclosed. After a web is transferred from a forming wire (16) to a papermaking belt (20) preferably having deflection conduits, the web is overlaid with a flexible sheet (30) of material such that t...
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WO/1998/054405A1 |
The invention concerns a thermoplastic-coated roll for a paper/board machine, a method for manufacture of the roll, a composition of a thermoplastic coating for the roll, a method of calendering by using rolls in accordance with the inve...
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WO/1998/054404A1 |
An extended nip press section apparatus (10) is disclosed for pressing water from a formed web (W). The apparatus includes an elongated press shoe (14) and a vented backing roll (16) which cooperates with the shoe (14) for defining there...
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WO/1998/053138A1 |
A papermaking through-air drying belt (10) and a method of making the same, as well as a paper web produced on the belt and the process of making the web are disclosed. The belt (10) comprises a resinous framework (20) having a web side ...
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WO/1998/045534A1 |
The invention relates to a method and apparatus in the transfer of a web (W) from a press section (P) to a dryer section (K) in a paper machine/board machine. In the method, the web (W) is passed in the press section through one or more ...
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WO/1998/044190A1 |
The invention concerns a method and a device for dewatering a paper or board web (W) and for passing the web as a closed draw from the lower wire (17) of the web forming section formed between a lower wire (17) and an upper wire (15) to ...
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WO/1998/038383A1 |
The invention relates to a method for designing and/or visualizing at least one roll/felt pair in a paper or carton making machine press, wherein initially a press configuration is selected from quantities provided by a computer system t...
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WO/1998/032917A1 |
Disclosed is a pressing device (10) of a paper and/or paperboard machine intended for the treatment of a fibrous web (12) which is formed on a band screen and passes around an appropriate open roller (16) having recesses intended to rece...
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WO/1998/032919A1 |
A papermaking machine (10) uses a low pressure water jet (63) mounted on a pneumatic actuator (65) for movement at least as fast in the cross machine direction as the paper web (12) moves in the machine direction for a distance of 2 to 1...
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WO/1998/028489A1 |
The invention relates to a wet end (10) of a paper or board machine and a method for the production of a fibrous web. The wet end section (10) has a twin-wire section (US), into which two wires (16, 18) are guided approximately parallel ...
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WO/1998/027274A1 |
The invention concerns a roll for a paper machine, which roll (10) comprises an axle (11), on whose support the roll (10) is fitted to revolve, and a surface construction (13), which is connected to the axle by means of support pieces (1...
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WO/1998/024968A1 |
A resin-impregnated endless belt for a long nip press or calender of the shoe type has a base fabric in the form of a multilayer braided structure wherein each of the constituent layers are connected to those adjacent thereto by at least...
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WO/1998/019004A1 |
The invention concerns a method and equipment for reducing the wear of the belt mantle of an extended-nip roll. The extended-nip roll used in the method comprises a resilient belt mantle (11), which is fitted to revolve on support of bea...
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WO/1998/017861A1 |
An elastic clamping ring (24) for an enclosed shoe press roll (2) intended to clamp the jacket (3) of the shoe press roll (2) to end walls (4, 5) of the shoe press roll. A rigid clamping ring (25) is arranged on the inner side of each en...
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WO/1998/016686A1 |
The Extended Nip$m(3) press apparatus of this invention has an endless loop nip blanket (32) which is clamped at each end head by a circular array of twelve clamp segments (70) which are positioned radially by the hydraulic actuation of ...
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WO/1998/015402A1 |
A method for manufacturing a resin-impregnated endless belt structure is carried out on an apparatus (60) having an outer cylinder (66) and an inner cylindrical surface that is coaxial with a smaller radius cylindrical mandrel (64). An e...
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WO/1998/007923A1 |
A suction roll (20) for forming or treating a material web (18), in particular a paper, cardboard or textile web, has an outer suction roll casing (1) formed by a perforated, rotary hollow cylinder, and a non-perforated support body (2) ...
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WO/1998/007926A2 |
The invention comprises a method for applying a curable resin, such as a photosensitive resin, to a substrate such as a papermaker's dewatering felt. The method comprises the steps of providing a curable liquid resin, providing a substra...
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WO/1998/006896A1 |
A press apparatus (10) is disclosed for a paper making machine for pressing a web (12). The apparatus (10) includes a frame (14) and an extended nip module (16) which is removably connected to the frame (14). A backing roll (18) is dispo...
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WO/1998/004776A2 |
Wear indicators (80) are formed in the seal strips (52, 54) of a suction box (44) of a suction roll assembly (15) of a papermill. The wear indicators include a space such as a bore (74) formed in the seal strip, extending through the arc...
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WO/1997/046756A1 |
An Extended Nip-type press (20) has a blanket (30) which passes over a shoe (22) which is urged against a backing roll (24) to form a press nip (56). A hydraulic system (70) and controller (94) provides for automatic continuous oscillati...
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WO/1997/043483A1 |
Cellulosic webs, such as tissue webs, can be dewatered to consistencies of about 70 percent or greater in a high intensity extended nip press (20) while retaining a substantial amount of bulk. While webs intended for use as tissues conta...
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WO/1997/038161A1 |
The invention concerns a roller (1) which is heated by a gaseous heat-carrier medium, preferably steam (2), and is provided with axially parallel peripheral bores for use in the pressing or glazing mechanism of paper-making machines. The...
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WO/1997/038163A1 |
In the device described, the strip of paper is carried on a belt and stabilized by an underpressure produced by a box (11) opposite the roll (12), the strip of paper (18) being sucked by the underpressure against the belt (20). Located i...
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WO/1997/028309A1 |
An extended nip press (20) has a shoe (26) driven by two pistons (36, 38) to engage a blanket-supported web (33) against a crown controlled roll (24). Each ENP shoe piston (36, 38) is offset from the line of force application (60) of the...
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WO/1997/028310A1 |
A press section is provided for a papermaking machine having an Extended Nip press (28) before a conventional press section (30) such as a Beloit Corporation Tri-NipJ or TwinverJ press. A Beloit Corporation Extended Nip7 press or similar...
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WO/1997/026406A1 |
A belt (30) for a press section, which includes a body portion (42) which is permeable to pressurized air provided in a press nip (6) and which is substantially impermeable to liquid during passage through the press nip. A press section ...
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WO/1997/017490A1 |
The invention concerns a seal construction for a suction roll in a paper machine. The seal construction (10) comprises a substantially U-section holder (12) open towards the inner face (3) of the roll mantle, a seal, which is mounted in ...
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WO/1997/016593A1 |
A tissue dryer has a dryer roll which is externally heated by induction to raise the roll surface temperature to between 300-700 �F while allowing internal hydraulic crown support of the roll. The hydraulic support of the roll exerts p...
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WO/1997/015721A1 |
The invention concerns a method for regulation of the temperature in the end areas of the roll mantle of a variable-crown roll provided with glide bearings and/or for compensating for an error in the diameter of the roll arising from the...
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WO/1997/015646A1 |
A release agent for rolls, particularly rolls in paper making such as press rolls is described which comprises one or more release active components and optionally conventional additives and which is in the form of a microemulsion. Suita...
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