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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...
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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...
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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...
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WO/1990/009621A1 |
It is known to dry photographic paper using radiant heat and air streams passing over the surface of the paper. However, it is important that the paper is not over- or under-dried. Described herein is a method and apparatus which dries p...
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WO/1990/007680A1 |
This burner comprises a gas distributor tube (20) with a row of gas injectors (5a to 5e), said tube being axially inside an air distributor tube. Each gas injector extends through the wall of the air distributor tube via a coaxial air ou...
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WO/1990/000713A1 |
The invention relates to the drying of veneer and similar products. It provides a solution of the problem consisting in that such products, after having passed through a hot air drier, do as a rule exhibit local areas having an intoleran...
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WO/1989/008809A1 |
A latex paint (13) containing water and one or more higher boiling organic solvents is coated on a carrier film (11) and dried by a process which yields a dried paint layer free of bubble defects. The film (32) is passed continuously thr...
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WO/1989/006382A1 |
Apparatus for transporting and drying photographic paper which has been chemically processed, includes a roller assembly for transporting the paper through a drying tank. Drying of the paper is accomplished by means of warm air which is ...
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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...
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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)...
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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...
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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...
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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...
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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...
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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...
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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...
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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). ...
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WO/1988/004395A1 |
Apparatus and process for drying coated surfaces, e.g. inked surfaces, with improved efficiency. The apparatus comprises an air-directing baffle (50) which has vortex-inducing means, e.g. grooves (52) or slots therein. The slots are arra...
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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...
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WO/1988/001038A1 |
A device for applying on webs of material (B) air or some other flowing fluid, namely for drying the web, has air channels (9) with nozzle areas (D) provided with individual air outlets (14) arranged on both sides of a transversal plane ...
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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...
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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, ...
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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...
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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...
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WO/1987/004739A1 |
Arrangement (1) for a process plant arranged for the heat treatment of strip-shaped products, which plant contains a number of lamps (4) operating with infra-red radiation and means for the supply of air (36) or some other suitable heat ...
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WO/1987/004475A1 |
A control apparatus for controlling the differential pressure between steam inlet (12) and outlet (14) lines of a web dryer (16) and includes a selectively controllable outlet valve (22) disposed in the outlet line for selectively contro...
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WO/1987/003223A1 |
A gas nozzle for a dryer apparatus for use with moving webs includes a planar pressure plate (110) with an upstream end portion and a downstream terminus portion and a gas discharge nozzle (112) disposed at the upstream portion of the pr...
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WO/1987/003077A1 |
An apparatus and process for rapidly removing organic components from films. The apparatus comprises a heating chamber (13) having one or more heating elements (68). A pair of spaced-apart electrodes (76, 11) are provided for establishin...
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WO/1986/007131A1 |
A method and apparatus for freeze drying heat sensitive aqueous products on a continuous basis, utilizing molecular sieves to sequester the sublimating water vapor. At least two beds of sieve (45) are used sequentially, one being heat re...
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WO/1985/003117A1 |
A method for the during of veneer, in which the drying takes place in a kiln (1) not unknown in itself, in which the drying-air circulates in the drying compartment from blowers (6) to heat exchangers and passes the veneer absorbing the ...
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WO/1985/002634A1 |
A method of adjusting the amount of water contained in a paper sheet in a drying step in a paper making process, together with a dryer cylinder used in this method. A dryer cylinder (3) on which a synthetic fiber cloth (2) having fiber g...
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WO/1985/002425A1 |
A roller for a paper smoother or calender is provided with a rotary tubular casing (20) and a fixed core (30) traversing the casing of the roller. The space (31) separating the casing from the core is divided into multiple annular chambe...
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WO/1985/001969A1 |
The outer side surface of the drying cylinder (1) is delimited by a plurality of coaxial rims (2) having the same radius, arranged side by side and separated two by two by an axial space (7), and made of a good heat-conducting material. ...
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WO/1985/000090A1 |
Method for producing elongate articles of which the moisture contained is lower than about 14 per cent by weight and is particularly comprised between 11 and 13 per cent by weight approximately, wherein the elongate article coming out a ...
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WO/1984/002391A1 |
A flame intensity controller for controlling the air/gas mixture introduced into a conveying and/or mixing tube (24). Plural heating arrays (106, 108, 110, 112) are transversely aligned to the direction of movement to dry the moving web ...
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WO/1984/001424A1 |
Apparatus for thermally treating food products by impingement heating or cooling, comprising a plenum (20) having a plurality of inwardly inclined front wall panels (50, 58) adapted to direct the flow of a temperature-controlled gas thro...
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WO/1984/000984A1 |
Apparatus for drying paper or other types of web material, especially in tissue or crepe paper manufacture, wherein wet web material (6) is transferred from a felt conveyor (7) onto an endless flexible metal band and passed through a hea...
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WO/1984/001021A1 |
A combined oven and fume incinerator having an enclosed housing (1). A combustion chamber (31) serving as a heat source and fume incinerator is connected by a heat recovery air duct (32) to various process zones (15-20) which in turn ope...
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WO/1983/002312A1 |
Heat treatment machine by means of hot air of a row of objects (3) in longitudinal displacement. In the hot air circuit and through an exchanger (14), preheated air is provided through a supply valve (17) and used air is evacuated throug...
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WO/1983/001676A1 |
A lightweight pliable heat and noise insulator blanket (19) is mounted to the exterior surface of the axial end wall (12) of a temperature controlled cylinder (10). The insulator blanket comprises multiple layers of heat and noise insula...
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WO/1983/001295A1 |
A lightweight pliable heat and noise insulator blanket (21) is mounted to the exterior surface of the axial end wall of a temperature controlled cylinder (10) with band clamps (38) that grasp adjacent ones of the connectors screws (14) t...
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WO/1982/003909A1 |
A lightweight pliable heat and noise end panel insulator assembly (25) is mounted to the exterior surface of the axial end wall (12) of a temperature controlled cylinder (10). The insulator blanket (29) comprises multiple layers of heat ...
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WO/1982/003450A1 |
In the drying of sheet materials (10) which have been coated with a layer, or with two or more superposed layers, of liquid coating composition, improved drying conditions which result in less formation of mottle are provided by the use ...
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WO/1982/002246A1 |
Large vacuum chambers which have heretofore being limited to relatively small diameters because of potential collapse from the pressure differential. The vacuum chamber (10) includes an airtight generally cylindrical wall (11) and a pair...
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WO/1982/001410A1 |
A method and apparatus for changing the temperature of a moving continuous web (12). The apparatus includes a chamber (26) within which are mounted spaced parallel rollers (10) for contacting one side of the web and a housing (18) interp...
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WO/1982/000192A1 |
Objects constituted by a porous web-like material, such as a paper web, a granular material, such as peat, or a solid material such as wood, are dried by placing the same in contiguity with a fine porous liquid suction surface which itse...
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WO/1981/003351A1 |
Cylinder dryer for a paper machine comprising a plurality of drying cylinders (10, 20). The paper web and its lead strip are conducted between said cylinders (10, 20) supported by a fabric (11). For guiding through the cylinder dryer the...
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WO/1981/001428A1 |
The drying section comprises two rows of drying cylinders or rolls, one above the other. The web travels between these cylinders and rolls, meandering from one row to the other, all the time supported by a drying fabric. Herein, the web ...
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WO/1980/002187A1 |
A stationary siphon assembly (44) for removing condensate from the floor (54) of a rotating steam-heated dryer (10). The siphon assembly (44) features continuous siphoning at minimum differential pressure, and the ability to maintain ful...
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WO/1980/000183A1 |
A dryer which comprises drying chambers (12a), (12b), (12c), (12d), a heat exchanger (15) for heating fresh air in heat-exchange with a clean gas, a blast line (16) for supplying fresh air into the drying chambers, a blast line (18) for ...
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