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Patent Searching and Data


Matches 651 - 700 out of 2,652

Document Document Title
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 ...  
WO/1990/004065A1
A dryer section apparatus (10D) is disclosed for drying a web (WD). The apparatus (10D) includes a first tier (12D) of rotatable dryers including a first and second dryer (14D, 16D). A second tier (18D) of rotatable dryers includes a thi...  
WO/1990/002840A1
A vacuum roll transfer apparatus (16) is disclosed for drying a web (W) extending through a single tier dryer section (10) of a paper machine. The apparatus (16) includes a rotatable perforate shell (18) having a first and a second end (...  
WO/1990/002841A1
A single tier dryer section apparatus (10) is disclosed for drying a web (W) extending through a paper machine. The apparatus (10) includes a first dryer (12) and a dryer felt (F) extending around the first dryer (12) such that the web (...  
WO/1990/002225A1
A tail cutter apparatus is disclosed for cutting a tail from a web (WA) extending through a single tier dryer section (10A). The apparatus (32) includes a dryer (14A) of the drying section (10A) and a felt (F) extending contiguously with...  
WO/1990/001580A1
An apparatus is disclosed for cutting a tail from a web (WA) extending from a single tier dryer section (15A) to a further single tier dryer section (16A). The apparatus includes a last dryer (18) of the dryer section (15A) and a dryer f...  
WO/1990/001085A1
A dryer apparatus is disclosed for drying a web (WI) extending through a dryer section (10I) of a paper machine. The apparatus includes a first and a second dryer (38I, 39I). A dryer felt (52I) movably extends around the dryers (38I, 39I...  
WO/1989/012138A1
A process is disclosed for the restrained drying of a paper web in a dryer section (203) of a paper machine. The process includes the steps of wrapping the web with a felt during passage of the web with the felt around a dryer (200) of t...  
WO/1989/005883A1
Apparatus (1) for treatment of a continuous paper web (18) in a paper machine by means of infra-red radiation, comprising, in parallel relation to the paper web, infra-red heaters (17), which are separated from the paper web by protectio...  
WO/1989/005375A1
An apparatus (10B) is described for maintaining a first and second lateral edge (38, 40) of a web (WB) in close conformity with a dryer felt (16B) of a papermaking machine. The apparatus (10B) includes a first dryer drum (11B) which is r...  
WO/1989/004890A1
Method and device for contact-free drying of a paper or board web (W) or of any other, corresponding continuous web (W). In the drying, both infrared radiation (R) and drying air jets are used, by means of which said air jets the web (W)...  
WO/1989/002953A1
The arrangement is asymmetric relative the perpendicular centre plane (A-A) of its pressurized carrying face (16). In the arrangement a first nozzle slot (18) is placed so that the gas jet (v1) blown out of the slot follows in contact al...  
WO1989001073A3  
WO/1989/001073A2
A dryer section apparatus (10C) is disclosed for drying a web extending therethrough. The apparatus (10C) includes a plurality of lower dryer drums (20C, 34, 36) and a plurality of upper dryer drums (16C, 18C, 38). A lower felt (14C) par...  
WO/1988/009845A1
Method for contact-free drying of a paper or board web (W). Both infrared radiation and drying air jets are used for drying, by means of which said air jets the web (W) passing through the dryer (10, 20) is, at the same time, supported f...  
WO/1988/008898A1
Method and device in multi-cylinder dryers of a paper machine, which said dryers comprise two lines of drying cylinders (10, 11), in whose connection twin-wire draw is applied, by means of whose drying wires (F1, F2) a closed draw is obt...  
WO/1988/008950A1
A device for float conveying of material webs, in particular of paper webs, has, on at least one side of the web path between two nozzle chambers (9), a guide element (16) which extends as far as the said chambers, the contact or connect...  
WO/1988/007103A1
An arrangement for drying a running paper web (3) by heat treatment. The treatment is carried out by heat emitting sources, the heat means comprising separate heat units (8) for the emittance of wavelengths in infrared light spectra. The...  
WO/1988/006657A1
The present invention relates to an arrangement for an exhaust (12, 13) in a plant (2) arranged for the heat-treatment of products (1) in the form of a continuous strip, which includes means for influencing the continuous strip (1) in qu...  
WO/1988/006205A1
A single tier drying section for drying a web. The drying section includes a dryer (16) and a felt (72) guided about the dryer such that the web is disposed between the dryer and the felt for drying a first side (18) of the web. A furthe...  
WO/1988/006204A1
An apparatus (10) for drying a web (12) of paper emerging from a press section (14) of a papermaking machine. The apparatus (10) includes a first dryer section means (16) for initiating the drying of the first side (18) of the web (12). ...  
WO/1988/005097A1
Method for the manufacture of structural mineral panels on a foraminous support wire (40) forming a dilute aqueous dispersion of mineral fiber and/or lightweight aggregate with some fiber and binder solids in water. A small amount of cat...  
WO/1988/005099A1
The method and apparatus automate the observation of the dry line on the wire of the Fourdrinier paper machine on whose visual observation by eye the conventional control of the paper machine is based. In the invention, the position of t...  
WO1988004206A3  
WO/1988/004206A2
An apparatus (10) for sequentially drying both sides (8A, 9) of a paper web (1A). The apparatus includes a first drying roller (2A'') and a first felt (4A) extends around the first drying roller (2A'') for heating a first side (8A) of th...  
WO/1988/003193A1
Procedure for drying a moving web material (E), wherein on the material (E) to be dried is directed infrared radiation, and wherein the moving web material is transported through the radiation zone of an infrared radiator, the web materi...  
WO/1987/006635A1
A paper web dryer section (5) has horizontal upper and lower tiers of dryers (7, 8) defining generally triangular pockets (9). An endless dryer felt (10) is trained to run a paper web (W) sinuously successively and in direct contact on t...  
WO/1987/006284A1
Process and system for drying paper webs produced continuously in paper machines, using process steam obtained by means of a dual-material compression heat-pump with a solution circuit. A portion of the thermal energy required for the dr...  
WO/1987/006283A1
A blow box (40) which is disposed within a pocket (26) defined by a web (W) and felt (F) travelling together from a first dryer (12) to and around a second dryer (14) and onto and around a third dryer (16). The blow box (40) includes a w...  
WO/1987/006330A1
Drum and belt press in which essentially none of the compressive forces imposed on the central drum (104, 204) are transmitted to the supporting frame (240, 410). The press provides a much greater compressive force on the material (108, ...  
WO/1987/005644A1
A floater dryer for drying a web-shaped (W), moving material, in particular a paper or cardboard web. The dryer comprises a plurality of radiations/air blowing units (10) which are provided on one side of the web (W) or on both sides (10...  
WO/1987/005062A1
System with a heating element of a sectional structure over which webs of paper or paper product are led so that webs with a crosswise difference in moisture content will be heated per section and in such a way that a flat paper web or p...  
WO/1987/005063A1
A vacuum device (15, 15') and method for avoiding sheet flutter in an on-running tangent pocket (14, 14') defined between the perimeter of a dryer roll (9, 9'), and a free transitional span (13, 13') of a dryer felt (7, 7') travelling to...  

Matches 651 - 700 out of 2,652