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WO/1994/008082A1 |
An article of paper machine clothing for use in the pressing or drying section of a paper making machine has a sheet-contacting layer having a glazed surface. The glazing of the surface may be effected through the application of heat and...
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WO/1994/005473A1 |
The invention relates to a method and apparatus for cutting the edge of a fibre web (4) in a paper machine. In the method, water nozzles (13a, 13b) are conducted in a transverse direction with respect to the edge of the fibre web (4) so ...
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WO1994005835A1 |
The dirt-repellent monofilament with a toughness of at least 36 cN/tex and an extension of under 44 % has a soiling index AI>2 after five soiling and cleaning cycles. To manufacture the dirt-repellent monofilaments, a copolymer with a me...
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WO/1994/004750A1 |
A secondary belt for papermaking. The belt has a framework of protuberances (20) arranged in a semicontinuous pattern to provide a semicontinuous pattern of deflection conduits (40). The semicontinuous pattern is distingushed from the di...
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WO/1994/003674A1 |
A method and device for cutting a paper web (9) in a twin wire former (1) is described, said web being formed between two forming fabrics (4, 5) while wrapping a section of a forming roll (3), and the web cutting being carried out with t...
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WO/1994/003677A1 |
A cellulosic fibrous structure having two regions distinguished from one another by basis weight. The first region is an essentially continuous high basis weight network. The second region comprises a plurality of discrete low basis weig...
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WO/1994/000636A1 |
A method and apparatus for drying of a cellulosic fibrous structure having constant basis weight and/or density or multiple regions varying in basis weight and/or density. Such a cellulosic fibrous structure may have a nonuniform moistur...
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WO/1993/017180A2 |
A paper machine dryer fabric includes hollow thermoplastic monofilaments to replace at least a portion of the wefts, also known as cross-machine direction strands. Fabrics including such monofilaments may be either a woven fabric, or a s...
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WO/1993/017161A1 |
A joinable band comprising a textile web which is provided from at least one side and through at least a part of its width with a quantity of thermoplastic material which when heat-softened will fill-out the fabric structure of the web a...
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WO/1993/016819A1 |
A deflection controlled roll (10) has a rotatable shell (15) supported on a non-rotating central beam (12) by a plurality of individual shoes (25) which are positioned between the beam and the shell. A curved surface (30) of the shoe bea...
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WO/1993/013251A1 |
According to the present invention, there is provided a monofilament, based on the total weight of the monofilament composition, (a) from about 10 weight % to about 60 weight % of a functionalized polyphenylene ether, (b) from about 40 w...
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WO/1993/012289A1 |
Two press units (1, 2), the axes of which are in a pressing plane (E1) inclined from the vertical, together form a press gap. The two press units (1, 2) are supported on pillow blocks (31, 32) which are coupled together in pairs by means...
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WO/1993/012290A1 |
Two press rolls (1, 3), the axes of which are in a pressing plane (E), together form a press gap. The two press rolls (1, 3) are supported in pillow blocks (5, 6) which are coupled together in pairs by means of releasable tension rods (7...
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WO/1993/012417A1 |
A sensor (32) and method is provided for measuring one or more select components of a material (18). The method measures the components by emitting electromagnetic radiation (42) at the material (18) and detecting the intensity of the em...
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WO/1993/009942A1 |
A base fabric for press felts and a press felt incorporating that base fabric which includes an assembly of three or more separately woven fabric layers (10, 20, 30). Each of the woven fabric layers making up the base fabric assembly is ...
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WO/1993/010304A1 |
The invention relates to a woven machine clothing comprising at least two warp thread systems (3, 5) and one weft thread system (4). Characteristic of the invention is that the two warp thread systems (3, 5) have been interlaced with eac...
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WO/1993/010307A1 |
The invention concerns a method for cutting of the leader of the web in a paper or board machine in the drying section of the machine by means of a jet of pressurized water. According to the method, the web is placed against the drying w...
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WO/1993/008925A1 |
The present invention relates to apparatuses and methods for measuring and controlling the amount of multiple coating materials applied to a substrate (12), and in particular to an apparatus (10) and method for monitoring and regulating ...
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WO/1993/005230A1 |
The use of a transverse flux machine in the drier part of a paper-making machine is disclosed. A transverse flux motor is associated to one or several drying cylinders, in particular to the shaft or prolonged journal of a cylinder.
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WO/1993/000474A1 |
Disclosed herein is a cellulosic fibrous structure having multiple regions distinguished from one another by basis weight. The structure is a paper having an essentially continuous high basis weight network, and discrete regions of low b...
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WO/1992/022423A1 |
An improved papermakers' press felt includes a base fabric assembly joined without seaming. In one embodiment, the ends of the base fabric (15, 16) are joined (17, 17') to create an endless fabric by a needling operation that also entang...
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WO/1992/020860A1 |
Drying process consisting in feeding a moist web (3) across a set of drying drums (1), applying at least one drying fabric (7, 8) on at least the whole web length in the area where the latter partially covers at least one drying drum, ap...
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WO/1992/020861A1 |
The system effects an automatic observation of the dry line on wire of the Fourdrinier paper machine and the control actions based on it. In order to produce an image of the dry line range on wire this is illuminated by means of a large,...
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WO/1992/017643A1 |
A base fabric for use in producing a papermakers fabric is proposed which includes superimposed layers (11, 12) of synthetic thermoplastics material in mesh form, the layers being secured together and at least one layer having load beari...
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WO/1992/017641A1 |
In the press proposed, the axis of a first roll (1) and that of a second roll (3) lie in the same plane (E). Each of the rolls has a trunnion (2 and 4). The first roll rests in a first bearing block (5). The second roll lies in a second ...
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WO/1992/017637A1 |
A refiner for the manufacture of cellulose pulp where the raw material is processed in a gap between two opposed refining members rotary relative one another, and where at least one of the refining members is supported on a rotary refine...
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WO/1992/016690A1 |
The process makes it possible continuously to adjust the actual curvature to eliminate not-flatness in the manufacture of webs, especially in cardboard machines, by means of a pressure strip arranged in front of the take-up system having...
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WO/1992/014879A1 |
This invention relates to paper machine clothing and has particular reference to paper machine clothing suitable for use in the forming, pressing and drying sections of a papermaking machine and comprises a monofilament and/or staple fib...
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WO/1992/013995A1 |
The nozzle-like material channel (10) (with outlet slot 9) of the headbox is limited by two flow-stream walls (11 and 12). At the outlet end of the upper flow-stream wall (12) is a movable diaphragm (13) with which a large number of adju...
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WO/1992/014135A1 |
An infrared web moisture sensor (10) which is substantially temperature and basis weight insensitive comprises a source (16) of infrared radiation for directing an infrared beam (24) through the web (12) and an infrared detecting unit (1...
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WO/1992/011412A1 |
A woven fabric, such as a base fabric for a press felt, which is designed for a papermaking machine or the like has along each one of two end edges a plurality of seam loops (11-14) to be included in a loop seam to form an endless woven ...
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WO/1992/011411A1 |
A press felt is devised for use in a papermaking machine, and a method is provided for manufacturing such a press felt. The press felt comprises a base fabric which is made of fabric of yarn material and is endless in the machine directi...
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WO/1992/010607A1 |
The present invention is concerned with paper machine clothing and in particular paper machine clothing for use in a pressing section of a paper machine, suitable for use in high temperature pressing or impulse drying. A particular featu...
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WO/1992/008005A1 |
A paper tail ripper (10) having a pair of rotatably mounted knives (12, 14), air motors (26, 28) which counter-rotate the knives (12, 14), and a deflector (60) which deflects paper tail (100) toward the knives. The knives traverse closel...
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WO/1992/008004A1 |
A dryer apparatus (10) is disclosed for drying a pressed web (W). The apparatus (10) includes a plurality of single tier dryer sections (12, 14) in which successive sections (12, 14) dry alternate sides (16, 18) of the web (W), the web (...
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WO/1992/004499A1 |
A framework for a press in a paper or board machine includes two interconnected side frames, each having two columns. Each column (13) in the side frame on the operational side of the machine has a removable section (25) for permitting t...
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WO/1992/001835A1 |
During the diagonal cutting of a paper web, the tail (W1) for threading of the web (W) is cut out of the web and widened to a full-width web as the cutting member (1) travels in a direction transverse to the web at the free run of the pa...
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WO/1991/019044A1 |
A papermakers fabric having a system of flat monofilament machine direction yarns (hereinafter MD yarns) which control the permeability of the fabric. The present weave provides for usage of high aspect ratio yarns as structural weave co...
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WO/1991/018146A1 |
In order to reduce thermal stressing of granite press rolls in papermaking machines resulting from the injection of steam into the paper prior to its entry into the press nip, an array of spray nozzles (21) capable of selectively sprayin...
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WO/1991/016491A1 |
A process for improving the life of papermaking belts containing a cured photosensitive polymeric resin is disclosed. The process includes the use of a resin-swelling solvent (e.g., isopropyl alcohol) to deliver an effective amount of ch...
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WO/1991/016492A1 |
A process for improving the life of papermaking belts containing a cured photosensitive polymeric resin is disclosed. The process includes the continuous application of an effective amount of chemical compounds capable of slowing down th...
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WO/1991/014045A1 |
A steam shower to supply steam to a web passing beneath it. There is a main supply header and a preheat chamber enclosing the main supply header. The steam is proportioned between the preheat chamber and the main supply header. There are...
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WO/1991/013205A1 |
Method and system for applying steam to a paper forming web for the purpose of heating the web to improve the quality of the paper, and withdrawing steam through the use of a vacuum (21) opposite the steam shower (10), by the simultaneou...
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WO/1991/013337A1 |
A pressure sensitive device, such as a piezoelectric strip (16) or plurality of piezoelectric crystals (32), is or are arrayed along the surface of a roll, preferably in a spiral pattern, extending for one revolution of the roll (12) whi...
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WO/1991/012370A1 |
In an arrangement for guiding a web from the press part (10) to the dryer part (20) of a papermaking machine, the last press (13, 14) has a water-absorbent filter strip (11) which functions simultaneously as a transfer felt (11), i.e., t...
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WO/1991/008340A1 |
The present invention relates to a felt for use in papermaking machines showing enhanced resistance to degradation in the presence of peroxide which felt comprises a woven base and a sheet contacting layer attached thereto characterised ...
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WO/1991/004374A1 |
A dewatering fabric for the press section of a paper machine is described having improved dewatering capabilities. The fabric is constructed to provide long exposed floats of flattened monofilaments on the paper side of the fabric, at a ...
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WO/1991/003359A1 |
Apparatus (10) for controllably advancing a high pressure water jet (18) across a moving paper sheet to cut a tail therefrom. A hose (22) supplies pressurized water to the jet (18). A drive mechanism (14, 16, 92) advances the jet (18) an...
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WO/1991/003600A1 |
In a paper making machine, a strip of paper is caused to pass around part of the periphery of a rotary device comprising a plurality of cylindrical bodies arranged side-by-side across the width of the strip and each body has means for pr...
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WO/1991/002945A1 |
Method and apparatus for measurement and control of an industrial process by detecting the average transmittance of a radiation beam which passes through the process material. A radiation source (28) having an intensity Io is positioned ...
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