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WO/1997/014846A1 |
A papermakers dryer fabric (10) is operable to carry a paper web on one face thereof. The fabric comprises a base substrate (11) that is coated and optionally partially or fully impregnated with resin (12) so as to yield a substrate havi...
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WO/1997/013028A1 |
A temporary seaming aid for use in seaming a dryer fabric, comprising complementary parts (39) attached to two portions (31, 32) of a dryer fabric. The complementary parts are adapted for cooperation and enable the fabric ends which have...
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WO/1997/012094A1 |
A top roll lifting arrangement for a roll press in a press section of a papermaking or boardmaking machine where the roll press includes a top roll (1) and a bottom roll (2), the rolls being opposed and parallel and having main axes defi...
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WO/1997/011814A1 |
A method for longitudinal cutoff of edge (2) of moving paper web (1), where cutting is carried out by a water jet through the web. In the cutting point (14), vicinity forces are generated in the web (1) in the direction of the web cuttin...
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WO/1997/010383A1 |
The invention relates to a scanning device (1) for measuring physical properties of a moving fibrous web (2) which has two longitudinal edges and is intended to run in a predetermined path of movement past or through the scanning device ...
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WO/1997/010382A1 |
To accomplish a web transfer, which in reliability is comparable to the one obtained with a closed draw, in any operating environment, but especially where it is desirable to transfer a fast running tissue web (4) from the drying section...
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WO/1997/007270A1 |
A papermaker's forming fabric with a fabric layer including cross machine direction fabric yarns (21, 22) and machine direction fabric yarns (18', 18'') interwoven to form a papermaking surface with alternating single knuckles (19) to de...
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WO/1996/030589A1 |
The invention relates in general to an improvement of a spiral (20) for producing an enhanced seam on a machine clothing for a paper or cellulose machine, especially, but not exclusively, when using flat filament yarns (26) in the machin...
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WO/1996/026317A1 |
The invention pertains to a device for cleaning a circulating conveyor belt in a paper machine, for example a wet or dry screen belt or a felt band, with at least one nozzle that can be directed towards the fabric belt to apply air or li...
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WO/1996/025555A1 |
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 (220). The method comprises the steps of providing a substrate; providing a curable liqu...
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WO/1996/022421A1 |
The invention pertains to a steam box for applying steam to a passing material web, e.g. a paper web to be dehydrated and running through the press part of a papermaking machine. The steam box completely spans the web crosswise to the we...
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WO/1996/022420A1 |
A device for applying steam to a paper web has a steam box (48) with numerous zone chambers arrayed in succession over the width of the web. The steam box (48) is movable and so the distance between it and the web run can be adjusted. Fr...
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WO/1996/022504A1 |
A control unit furnished with a measuring apparatus (5), and an indicating apparatus (7) for regulation of an actuator, for instance a valve spindle or the adjusting lip of a paper machine, comprising an anchoring body (10) to mount the ...
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WO/1996/019615A1 |
In order to describe the quality of paper, different paper web properties, such as for example fibre orientation, formation, opacity, basis weight and shrinkage, are generally used, each of these properties being determined per se. Accor...
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WO/1996/017125A1 |
A woven or spiral papermaker's or industrial fabric characterized in that at least a portion of its fibers have two or more thin fins, some of which fins are designed for ease of flexing or compression by incorporation of a reduced cross...
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WO/1996/012065A1 |
The grooves of a grooved press belt are formed with an improved configuration which reduces groove closure under pressure and which reduces cracking and tearing of the belt. The improved groove configuration consists of a curved bottom (...
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WO/1996/012064A1 |
Procedure for the drainage of the wire and/or press section of a paper machine, in which procedure at least one suction pipe (1) is provided with at least one gap (2) and the suction pipe (1) is connected to a vacuum device (4) to develo...
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WO/1996/007789A2 |
A papermakers fabric (10) is woven from machine direction yarns (11, 19, 20) and one or more layers of cross machine direction yarns (12-18). The cross machine direction yarns (12-18) in at least one of the layers comprise relatively lar...
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WO/1996/005371A1 |
A paper changing operation control apparatus provided in a paper machine, which has web drying simulation function for drier parts, so as to improve the reliability of a paper changing control operation in a paper machine and reduce the ...
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WO/1996/004422A1 |
A paper machine dryer fabric in which at least a portion of the component yarns are monofilaments comprised of a copolymer of dimethylolcyclohexane, terephthalic acid, and isophthalic acid, and an effective amount of a hydrolysis stabili...
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WO/1996/004423A1 |
An apparatus for monitoring the dewatering performance of a forming section of a papermaking machine (10) includes a laser measurement assembly (A) having at least one laser displacement meter (40) supported above a paper forming fabric ...
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WO/1996/003616A1 |
An apparatus and method for measuring the caliper of papermaking fabric (P) in a non-contacting manner on a papermaking machine is disclosed wherein a displacement meter unit (B) supported on a stand (40) adjacent a run of the papermakin...
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WO/1996/000812A1 |
The invention comprises an apparatus (200) for use in making a web of papermaking fibers. The apparatus (200) comprising: a dewatering felt layer (220) having a first web facing felt surface (230) at a first elevation and a second opposi...
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WO/1996/000814A1 |
A multi-region paper structure having a transition region interconnecting relatively thinner regions is disclosed. The paper structure comprises a first region, a patterned second region, and a third region, and transition region. The tr...
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WO/1995/033095A1 |
A corrugator fabric (10) having a double sandwich structure comprising two basecloths (11, 12) separated by a central staple fibre layer (13). Upper (14) and lower (15) staple fibre layers are also provided. A portion of the central fibr...
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WO/1995/031602A1 |
A method for the control of the transverse profiles of a web (W) manufactured by means of a machine for the manufacture of a web material, such as a board or paper machine, and/or treated by means of a finishing machine. In the method, t...
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WO/1995/030877A1 |
A measuring device scanning from edge to edge of a continuously fed sheet comprises two sensing heads spaced apart from the sheet by air cushions whose thickness is not influenced by pressure of supplied air and is subjected to an invari...
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WO/1995/030048A1 |
The forming unit is essentially comprised of: a forming table (84) which comprises a cloth for forming the paper sheet, a front roller (97) which also acts as a tensioning roller, forming blades (86), a forming roller (82) which provides...
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WO/1995/029292A1 |
This invention relates to an improved press felt conditioning treatment which controls the deposition of particulate substances in papermachine felts. The treatment comprises applying to the felt during paper production an effective inhi...
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WO/1995/029293A1 |
A press belt in the form of an endless loop includes crosswise and lengthwise reinforcing fibers. The crosswise reinforcing fibers (16) are positioned adjacent to the outside surface of the belt (10) and the lengthwise reinforcing fibers...
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WO/1995/028519A1 |
Papermachine clothing (10) comprising one or more basecloths (11) and at least one staple fibre batt (12). At least a part of at least one batt (12) is made up of bicomponent self-crimping fibres which adopt a helical configuration on be...
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WO/1995/027877A1 |
A paper web (12) in a paper machine including a yankee dryer (10) is dried and the moisture profile thereof controlled by arraying a plurality of gas burners (30) in a cross-machine direction within the hood (16) of the yankee dryer to d...
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WO/1995/023887A1 |
An industrial fabric of monofilament of polyphthalamide having recurring units including copolymerized hexamethylene diamine and mixtures of copolymerized terephthalic acid, isophthalic acid, and adipic acid. The monofilament has excelle...
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WO/1995/021218A1 |
A polyester composition comprising 99.8 - 60 wt.% of a polyester (A) having a terminal carboxyl concentration of 10 equiv./106g or less and 0.2 - 40 wt.% of a fluorine-free thermoplastic polymer (B) and containing 0.005 - 1.5 wt.% of an ...
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WO/1995/021285A1 |
A method of making a polymer coated industrial fabric by urging a polymer film coated release sheet (14) towards a textile substrate (11), curing the polymer and removing the release sheet. The polymer coating is ideally reticular, i.e. ...
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WO/1995/016810A1 |
The invention concerns a recondensed paper-machine felt consisting of a polyamid base fabric with a needled-in polyamide face layer, the felt having a relative viscosity in sulphuric-acid solution of at least 5 when determined in accorda...
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WO/1995/015413A1 |
In a compact frame assembly for a press having a top roll (5) and a bottom roll (4), the ends of which are supported in bearing housing members, each bearing housing member (16) for the bottom roll (4) has a head portion (53) of substant...
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WO/1995/014814A1 |
A vacuum/blowing sheave (32) on the end of the lower calender roll of a papermaking machine threads a tissue web tail from a Yankee dryer to a take-up reel through the calender (22). The sheave is positioned adjacent to the outlet of the...
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WO/1995/014816A1 |
The method comprises threading the tail of a paper web (1) to be coated through a coating line during startup or web break, in which method an edge strip is slit from the web to act as the tail of the web which is first threaded through ...
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WO/1995/013423A1 |
A polyester monofilament is formed from a high temperature polyester resin, a PET resin and a hydrolytic stabilizing agent, and exhibits increased resistance to hydrolytic and thermal degradation. The high temperature polyester resin can...
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WO/1995/008668A1 |
A yarn positioning apparatus for use in an automated seaming machine for forming a woven join (10) between opposite ends (12, 14) of a length of woven fabric, of the type in which an auxiliary strip of threads (16) is supported in parall...
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WO/1995/006161A2 |
A flat woven pin-seamed papermakers fabric wherein machine direction yarns (22) define a series of seaming loops on the opposing fabric ends. The fabric comprises a system of flat monofilament machine direction warp yarns (22, 23, 24, 25...
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WO/1995/005284A1 |
A polyester monofilament which exhibits improved abrasion resistance and is formed from the extrusion of a polymer blend of a polyester resin and a melt extruded fluoropolymer resin. The monofilament exhibits an improved resistance to ab...
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WO/1995/000706A1 |
Soft throughdried tissues, which are sufficiently soft to serve as premium bathroom tissues, can be made without the use of a Yankee dryer. The typical Yankee functions of building-machine direction and cross-machine direction stretch ar...
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WO/1994/025671A1 |
When drying a paper web (4) in a dryer section (1) of a paper machine provided with drying cylinders (2, 3) and drying wires (5, 6), shrinkage of the paper web in cross direction is counteracted by applying forces at its edge portions (1...
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WO/1994/021847A1 |
A pin seam for use in woven papermaking fabrics, wherein more than 50 % of the warp strands from each of the fabric ends are used to form the pintle retaining loops. The loops formed at one of the opposing fabric ends have an "S" orienta...
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WO/1994/018364A1 |
The invention provides a process for making polyamide fiber with high molecular weight and/or chemical and thermal resistance using conventional single or twin screw extruders. The process includes: melt-blending polyamide polymer compri...
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WO/1994/017241A1 |
A suction pipe assembly (10) for dewatering a web in a papermaking machine includes a rotating pipe supporting suction cover (38) and attached to a frame (12) by a bearing sleeve (52). Support members (54, 56 and 58) extend from the bear...
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WO/1994/012724A1 |
A sheet break detector apparatus (10) is disclosed for detecting a sheet break in a dryer section (12) of a paper machine. The apparatus (10) includes a vacuum transducer (14) which is sensitive to the vacuum level within a vacuum roll (...
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WO/1994/012919A1 |
A plurality of controlling elements to be identified are adjusted by the same amounts which at the end of the web intervene only within the noise level. A series of cross-section measurements are then carried out, from which a previously...
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