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Patent Searching and Data


Matches 651 - 700 out of 2,154

Document Document Title
WO/1995/021293A1
A dryer section apparatus (10) as disclosed for drying a web of paper (W). The apparatus (10) includes a plurality of dryer groups (12, 14, 16) disposed successively relative to one another, such that the web (W) is progressively dried d...  
WO/1995/018264A1
Blistering of a wet paper web (32) upon a yankee dryer drum (10) is controlled by directing compressed dry air toward the wet paper web (32) in the space between a pressure roll (30) external of the yankee dryer hood (12) and the entry o...  
WO/1995/016072A1
An apparatus (10) for making tissue (T) is disclosed in which a Yankee dryer (12) has a peripheral surface (14) for supporting the tissue (T). A doctor (16) cooperates with the peripheral surface (14) for peeling the tissue (T) away from...  
WO/1995/014812A1
A single tier drying section apparatus (10) is disclosed for drying a web of paper (W). The drying section (10) includes a first and a second dryer (12, 14) which are disposed in a single tier (16) for drying the web (W). A vacuum roll (...  
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 ...  
WO/1995/011338A1
A forming apparatus (10) is disclosed for forming a web (W) from stock (S) ejected from a headbox (12). The apparatus (10) includes a fourdrinier wire (14) which defines a substantially horizontal section (16) having a first and a second...  
WO/1995/010659A1
In a paper-making machine a roll (22) is composed of two parts: a metallic base shell (38), which is constructed of conventional spun-cast steel alloy; and a thin outer shell (40) constructed of a material of high thermal diffusivity. Th...  
WO/1995/010474A1
The invention relates to a process and a suitable device for implementing it to stabilise a travelling web (B) in a free-running stretch between two supports, in which air is blown on the web (B) on one side from a nozzle arrangement (16...  
WO/1995/010473A1
The device (100) for the suspension guidance of a travelling web (B) by means of air or another fluid is to be used especially for deflecting a damp paper web. The device comprises a plurality of air ducts (13) extending over the width o...  
WO/1995/007387A1
A vacuum roll apparatus (12) is disclosed for transferring a web (W) supported on a dryer felt (14) from a first to a second drying cylinder (16, 18) of a dryer section (10). The apparatus (12) includes a rotatable perforate shell (20) h...  
WO/1995/006162A1
A two-wire former of a paper-making machine has the following characteristics: (1) two continuous, loop-shaped wires (1, 2) form together an inlet gap for the paper pulp suspension; (2) a sheet forming zone has a section in which both wi...  
WO/1995/002858A1
The invention concerns a circuit assembly (100) for controlling the output of the heating element (28) of a heater for drying a continuous strip of material, the output being controlled as a function of a parameter which is dependent on ...  
WO/1995/001477A1
A device for evacuating condensate from a rotary, steam-heated drying cylinder or the like, in particular the drying cylinder of a paper machine, has a plurality of grooves (23) provided at the inner wall in the circumferential direction...  
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...  
WO/1994/028241A1
A method for cleaning one or more orifice slots (2, 3) of a blow box (1) or similar object particularly in the press or dryer section of a paper machine or similar equipment. The orifice slot (2, 3) is subjected to treatment from inside ...  
WO/1994/026970A1
A single tier drying section (10) is disclosed for drying a web (12). The drying section includes a dryer (63) and a felt (72) guided about the dryer (63) such that the web (12) is disposed between the dryer (63) and the felt (72) for dr...  
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...  
WO/1994/025670A1
The invention concerns a heated roller for material in continuous-web form, in particular paper. The roller has a cylindrical body with at least one flanged neck (12) and fitted with at least one inlet and one outlet line (24) for a heat...  
WO/1994/019535A1
The multi-cylinder dryer of a papermachine comprises a first tier of cylinders, wherein a web (W) travels supported by a first dryer wire (k1) on the cylinders (1) of the tier of cylinders, as well as a second tier of cylinders, wherein ...  
WO/1994/019536A1
The multi-cylinder dryer of a papermachine includes a first tier of cylinders, where the web (W) supported by a first dryer wire (k1) travels on the cylinders (1) of said tier of cylinders, as well as a second tier of cylinders, where th...  
WO/1994/016277A1
An air drying process for a paper machine is disclosed whereby air is impinged directly onto a paper web between top (2, 4, 6, 8) and bottom (1, 3, 5, 7) dryers on an open paper draw. This provides additional drying and machine speed inc...  
WO/1994/008188A1
Described is a nozzle system designed to direct a blast of air at a continuously moving strip of fabric (2). The nozzle system has a multiplicity of rows (4) of outlet ports (5) spaced at equal intervals at right angles to the direction ...  
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 ...  
WO/1994/003675A1
The suction roller (13) described has a perforated shell (14) down the inside of which a fixed air-supply pipe (15) extends. The wall (15\') of this pipe is curved is such a way that the radial thickness (d) of the gap (17) between the p...  
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...  
WO/1993/023615A1
The invention relates to a method for processing a web of paper in a dryer section (1) of a papermaking machine, wherein the web of paper is subjected to drying by delivering it under the support of at least one dryer felt (3) around dry...  
WO/1993/023616A1
A tissue making apparatus (10) is disclosed for making tissue (T) from stock (S). The apparatus includes a former (12) for forming a web of wet tissue (W) from the stock (S). An air drying arrangement (14) is disposed immediately downstr...  
WO/1993/022498A1
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...  
WO/1993/022497A1
A drying apparatus (10c) is disclosed for drying a web (WC) of paper. The apparatus includes a plurality of top felted drying sections (60c, 62c, 64c, 78-80) for drying the web. Each of the drying sections is arranged in succession such ...  
WO/1993/021489A1
A dryer is designed as a closed system in which heated air used to dry the materials is continuously recycled within the drying compartment of the dryer without being discharged to the atmosphere, thus increasing the efficiency of the sy...  
WO/1993/015267A1
This invention relates to a dryer cylinder (12, 16) for use in a dryer system in which a web material (w) to be dried is held in contact with and advanced over at least part of the surface (20) of a rotatable dryer cylinder (16) and the ...  
WO/1993/015268A1
This invention describes a method and an apparatus for enhancing the rate of drying of a web of material (13) passing over a dryer cylinder (30) in a dryer section of a web making machine and in particular, to a method and an apparatus f...  
WO/1993/010306A1
A paper machine drying apparatus is disclosed for drying a first and a second side of the web. The apparatus includes a first single tier drying section for drying only the first side of the web (12). The first drying section includes a ...  
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...  
WO/1992/019082A1
The invention concerns a method and equipment for the compensation of voltage increase in electrodes of an apparatus used to process dielectric materials. In the apparatus the electrodes are arranged parallel, at a constant distance from...  
WO/1992/018693A1
A method and a device (1) respectively designed to treat a paper web (12) by using heat radiation from infrared lamps (4) and cooling air, which flows around these lamps and against the paper web, glass plates (9) being used to shield th...  
WO/1992/012291A1
The invention has reference to a method and an apparatus suitable for drying of paper or pulp web that in a conventional way is brought through a drying section in a paper machine, where the drying is done in a conventional manner in whi...  
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 (...  
WO/1991/019853A1
An elevation part (10) added under the nozzle (11) of a condensate pick-up shoe in a steam cylinder (4), by which part a desired liquid level can be produced in the cylinder.  
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...  
WO/1991/009173A1
A ventilating roll (12) for introducing a supply of relatively dry air into the pocket spaces (P1, P3, P5) between dryer rolls (10) and the co-running fabrics (F) and paper web (W) in a papermaking machine, and removing the relatively mo...  
WO/1991/005213A1
A dryer drum for drying bulk material including a rotating drum (10) having an inlet (12) for material to be dried at one end and an outlet (13) for dried material at the other end, a center shaft (11) extending therethrough, vanes (19, ...  
WO/1991/004373A1
Support structure for the steam chest of a steam cylinder where the fixing points for the rod supports (1) of the old steam chest (2) are utilized when the support plate (11) of the fastening ring (10) of the new steam chest (12) is moun...  
WO/1991/001407A1
A method and a machine are described for drying of fibrous web, especially suitable for high speed machines producing printing papers. High drying rates are obtained by subsequently pressing the two surfaces of wet web (5) onto two large...  
WO/1990/014467A1
A method and a device for drying the paper in a paper making machine, the drying cylinders (1) being disposed in groups and drying being carried out, when the paper web and a drying wire (3) are passing the cylinders. The drying cylinder...  
WO/1990/014468A1
The condensate extraction device, within the internal cavity (4) of the cylinder, consists of a partition (10) arranged in front of the bottom (12) of the internal cavity. An opening (9) between the internal cylinder wall (8) and the edg...  
WO/1990/012150A1
The invention concerns a single-screen drying installation in which the paper web (9) to be dried runs, together with a continuous screen belt (8), over several drying cylinders (21-24) in turn, all of which lie outside the continuous sc...  
WO/1990/012151A1
The invention concerns a single-screen drying installation in which the paper web (9) to be dried runs, together with a continuous screen belt (8), over several drying cylinders (10, 11) in turn, all of which lie outside the continuous s...  
WO/1990/007029A1
The inner surface (i) of the roller shell (5) which rotates about the carrier (4) of a roller (2) is heated directly at the nip or in the vicinity of the latter by means of a high-frequency inductance coil (17, 18) arranged, for example,...  
WO/1990/005209A1
The installation has a binary compression heat pump (10) exposed, on the low pressure side, to the heat energy extracted from the drying air. On the high pressure side, this heat energy is used to convert feed water to process steam for ...  

Matches 651 - 700 out of 2,154