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JP2002526685A |
Method of producing paper having a three-dimensional pattern of alternating raised and recessed portions which is given the paper in connection with impulse drying, at which the wet paper web is passed through at least one press nip (12)...
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JP2002526686A |
Method of producing a paper having a three-dimensional pattern of alternating raised and recessed portions which is given the paper in connection with impulse drying. The paper web has a varying material composition as seen in its thickn...
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JP2002220790A |
To provide a system that, in a prediction of a steam pressure after paper making based on a heat transfer equation established among a steam drum, a web and a canvas, the error caused by using a fixed value as a dry bulb temperature is r...
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JP2002212890A |
To obtain a high-quality thermal transfer image-receiving sheet having a low cost, excellent dimensional stability and no concentration unevenness by formation of paper without laminating a film, etc., a core material such as paper, etc....
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JP3307524B2 |
To provide a press section structure considerably compact especially in the mechanical direction. This press section for a paper machine employing at least two press nips NP1, NP2 and N3. Of these nips, at least the first nip is an exten...
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JP3305802B2 |
PURPOSE: To provide a novel method which can improve heat transfer from dry air to a web to be dried and a novel nozzle-blow-box. CONSTITUTION: To a web W to be dried from underneath the web air blowings perpendicular to the web and air ...
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JP2002520499A |
A gas stream directed at a velocity against a cellulosic web in a papermaking machine can act to transfer the web from a transport web moving at a first speed to a transport web moving at a second slower speed. The transport webs apply a...
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JP2002520500A |
In the method in moistening of a web, water is applied with a wetting device (2) in a predetermined point on the surface of a paper web (W) or the like passing by the point, and the web is thereafter passed to a calender (C). The liquid ...
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JP2002519539A |
A process and an apparatus for removing water from a fibrous web are disclosed. The process comprises providing a fibrous web having a moisture content from about 1% to about 99%; providing an oscillatory flow-reversing impingement gas h...
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JP2002515094A |
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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JP2002513100A |
A process and an apparatus for making a differential density cellulosic web comprising a first plurality of high-density micro-regions and a second plurality of low-density micro-regions are disclosed. The process comprises the steps of ...
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JP2002115031A |
To provide rolling bearing parts in which the dimensional change and the reduction of hardness at a high temperature are prevented, the occurance of damage started from the surface caused by a low viscous lubricant or the like is prevent...
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JP2002510757A |
A papermaking belt including two primary elements: a reinforcing structure and pattern layer. The reinforcing structure includes a web facing first surface of interwoven first machine direction yarns and cross-machine direction yarns, th...
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JP3271118B2 |
The dryer section in a papermaking machine has a single tier of all top felted dryer rolls six to nine feet in diameter. Air caps are employed over the dryer rolls to simultaneously dry both sides of the web to prevent curl and to increa...
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JP2002509998A |
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 ...
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JP2002088639A |
To provide a heating roll of steam-type, capable of achieving uniformity of the surface temperature thereon so that a heating roll unit equipped with the roll can suitably produce such a fabric at a low cost that has neither pressurizing...
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JP3265215B2 |
To surely discharge drain while suppressing the lift of a suction hole member under high-speed operation conditions when drain is discharged by using a siphon pipe in a drying cylinder for a sizing machine to be heated by introducing ste...
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JP3262234B2 |
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 dis...
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JP2002505722A |
A papermaking belt and paper made thereon. The papermaking belt may be a through air drying belt having a plurality of deflection conduits therethrough. The deflection conduits are divided into subconduits by peninsular segments. Likewis...
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JP2002504632A |
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 cha...
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JP2002504963A |
A limiting orifice through-air-drying medium for papermaking or other absorbent embryonic webs. The medium may be used in an apparatus which can be embodied in a cover and a roll. The medium has the unique combination of a relatively hig...
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JP2002038390A |
To solve problems in which creasing of paper, paper breaking, and lowering of operation efficiency occur, because a fluctuation of a moisture content caused by nonlinear change of a production amount can not be controlled in change of pa...
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JP2002504194A |
A differential density single lamina web of cellulosic fibers 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 second plurality of low den...
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JP2002503194A |
An apparatus transfers a threading strip and/or a material web can from a pick-up area into a transfer area along a web travel path for production and/or processing/of the strip and/or web. The device includes a carrier for moving the st...
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JP3246619B2 |
PURPOSE: To provide a drying method for stably producing coated paper high in print strength and causing no mottling in printing. CONSTITUTION: Base paper is coated with a coating liquid and then dried with hot air in the drying process;...
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JP3243512B2 |
In a known method of rebuilding a conventional tissue machine having a conventional C-wrap type twin wire forming section to a TAD machine, a TAD section, which includes a looped TAD fabric (24) and at least one TAD cylinder (22) located...
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JP3244918B2 |
PURPOSE: To reduce torque required for rotation of a roll for a paper machine and to diminish driving power and running cost in a roll for a paper machine. CONSTITUTION: A hollow porous roll 1 to be used for a paper machine is rotatably ...
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JP2001527171A |
A process and an apparatus for making a foreshortened paper web are disclosed. A wet web disposed on a fluid-permeable papermaking fabric is being pressed between two parallel and mutually opposed first and second press surfaces, the fir...
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JP2001527170A |
A continuous paper web is dried against the surfaces of heated drying cylinders (20.24.24') and by means of one or more air impingement modules (M1.M2M3). The final web moisture content and cross machine direction (CMD) moisture profile ...
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JP3242657B2 |
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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JP3236997B2 |
To provide a dryer felt device having a looped felt with a permeability larger than a specific value, and traveling around plural dryer cylinders in a single row drying part. This dryer felt device for supporting web traveling through a ...
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JP2001335205A |
To surely guide a web traveling in a curved traveling passage by blown-off air to efficiently process the same in a double-faced floater-type dryer, a double-face floater-type cooler and a double-faced floater-type humidifier.In this dou...
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JP2001522954A |
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 ...
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JP3229736B2 |
PURPOSE: To stably control the humidity in a drier by controlling the inner pressure of a hood without causing response delay in the paper-drying process of a paper machine. CONSTITUTION: The control device of a paper machine hood 1 disp...
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JP2001522000A |
A tissue sheet is made using a modified wet pressing process employing an integrally sealed air press. After initial formation and conventional vacuum dewatering, the wet web is conformed to the surface contour of a relatively coarse fab...
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JP2001522002A |
A noncompressive dewatering device generates air streams that can be used to remove water from cellulosic webs in an energy efficient manner. Further, a wet-pressed machine can be modified to economically produce low-density tissue with ...
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JP3227288B2 |
PURPOSE: To provide a controlling device capable of preventing the stoppage of drier owing to an erroneous operation or erroneous setting, when the drier of a paper machine is subjected to a load exceeding its original load. CONSTITUTION...
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JP2001521587A |
A nonwoven composite web suitable for use as a battery separator is formed by a wet process on a papermaking machine. The nonwoven composite material is made from a furnish of nylon binder fibers and nylon staple fibers. The web coming o...
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JP3226296B2 |
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JP3225315B2 |
A new dryer section or an existing dryer section of the two tier double-felted type has air caps disposed over the upper dryer rolls to simultaneously dry both sides of the web to increase drying rates. The heated pressurized air is blow...
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JP2001516822A |
An apparatus for drying a cellulosic fibrous structure. The apparatus comprises a micropore medium having pores therethrough. The pores are the limiting orifice in the air flow used in the drying process. The micropore medium has a relat...
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JP2001516821A |
An apparatus for drying a cellulosic fibrous structure. The apparatus comprises a micropore medium having pores therethrough. The pores are the limiting orifice in the air flow used in the drying process. The micropore medium has a relat...
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JP2001516405A |
The invention relates to a method and an arrangement for drying a fiber web, whereby the fiber web (5) is dried between two tight bands (1, 2) moving parallelly in the same direction and turning around turning rolls (6a, 6b, 7a, 7b). The...
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JP2001515970A |
An apparatus for drying an embryonic web. The apparatus comprises a micropore medium having pores therethrough. The pores are the limiting orifice in the air flow used in the drying process. The micropore medium has a surface oriented to...
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JP3212494B2 |
To provide a dryer for paper machines capable of producing a sheet of paper improved in printability by forming vacuum rolls into crowned convex vacuum rolls having a convex diameter and uniformizing the shrinkage factor in the paper wid...
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JP2001248089A |
To provide an apparatus for discharging drain of a cylinder dryer capable of making exchanged parts more inexpensive without causing drain leakage even when a space between a carbon disk and a journal flange of the apparatus for discharg...
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JP2001514343A |
A dryer section of a paper machine which is provided with at least one intermediate calendering nip and includes several successively arranged wire groups. The dryer section primarily or exclusively has groups with single-wire draw in wh...
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JP3205936B2 |
When an ultrasonic transducer for detecting flaws in metal plates or the wall of a metal cylinder is directed at a surface to be inspected at a particular angle, about ten percent of the signal will appear as Harris waves which propagate...
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JP2001226891A |
To provide the subject coater capable of improving the releasability between the surface of a Yankee dryer roll and the paper thereon and conducting a safer operation through setting up a plurality of wide-angle spray nozzles slidable ba...
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JP3181204B2 |
To provide a wet paper-drying device capable of drying the wet paper in an improved thermal efficiency and in an irregular drying-prevented state by recovering heated air leaked with the rotation of a drier roll and heated air leaked alo...
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