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JPH07122547B2 |
There is taught a method and apparatus for a drying of a continuous moist web (18) such as paper wherein the web is passed through a nip formed of two moving surfaces (10,16), one of these surfaces (10) being a relatively impermeable mat...
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JPH07111037B2 |
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JPH07111038B2 |
PCT No. PCT/FI88/00078 Sec. 371 Date Jan. 24, 1989 Sec. 102(e) Date Jan. 24, 1989 PCT Filed May 24, 1988 PCT Pub. No. WO88/09845 PCT Pub. Date Dec. 15, 1988.A method for contact-free drying of a paper or board web (W). Both in which both...
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JPH07310699A |
PURPOSE: To provide a method and a device for transporting liquid using gas all the time from a first to a second level in a form of a flow having a prescribed flow rate. CONSTITUTION: Parts of an inflow chamber 1 and a gas chamber 3 are...
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JPH07109079B2 |
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JPH07109078B2 |
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JPH07109077B2 |
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JPH07300788A |
PURPOSE: To improve the known dryer groups to reduce abrasion of a supporting belt as much as possible in a paper making machine especially having a remarkably large working velocity. CONSTITUTION: Both surfaces of a paper ribbon 9 to be...
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JPH07295140A |
PURPOSE: To provide a method for producing raw paper of a base for photographic printing paper adequate for photographic printing paper having high smoothness. CONSTITUTION: The raw paper surface on the side to be coated with a photograp...
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JPH0748720Y2 |
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JPH07103517B2 |
PCT No. PCT/FI87/00159 Sec. 371 Date Jul. 14, 1989 Sec. 102(e) Date Jul. 14, 1989 PCT Filed Nov. 26, 1987 PCT Pub. No. WO89/04890 PCT Pub. Date Jun. 1, 1989.A method for contact-free drying of a paper or board web or of any other corresp...
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JPH07292591A |
PURPOSE: To prevent the. drum surface of a dryer such as a Yankee dryer from damage due to e.g. a doctor blade, by mixing water, air and a water-soluble lubricating oil in a nozzle followed by atomizing the water-soluble lubricating oil ...
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JPH07292593A |
PURPOSE: To provide a papermaking machine having a drying part that keeps the tension of a carrier belt for a paper web always constant in operation, without causing the jamming of paper. CONSTITUTION: This papermaking machine has drying...
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JPH07292592A |
PURPOSE: To make a whole length of a drying mechanism shorter than that of by constructing a separating position in a web traveling path conventional ones constructed as a deflection part as simple as possible and making a distance betwe...
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JPH0799306B2 |
A unique nozzle assembly (11, 12) is provided for placement within the chamber (4) of a web dryer (1) and closely adjacent a housing web slot (5, 6). The nozzle assembly generally comprises a Coanda-type nozzle (27) and a supplemental no...
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JPH0792169B2 |
A rotary joint for introducing or removing a heat exchanging medium, such as steam, from a rotary dryer drum characterised by its ability to accommodate significant axial expansion or contraction with respect to the axis of drum rotation...
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JPH0781784B2 |
A dryer drum for drying bulk material including a rotating drum having an inlet for material to be dried at one end and an outlet for dried material at the other end, a center shaft extending therethrough, vanes mounted on the shaft circ...
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JPH07229081A |
PURPOSE: To optimize the passage of a web passing through a hybrid drying section by giving a low surface temperature as par as possible to the web treatment in order to produce a paper web having a good workability for the drying sectio...
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JPH0770351B2 |
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JPH0768676B2 |
A tail cutter apparatus is disclosed for cutting a tail from a web extending through a single tier dryer section. The apparatus includes a dryer of the drying section and a felt extending contiguously with the web around the dryer, the w...
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JPH07189161A |
PURPOSE: To provide highest realizable energy density and thereby to carry out rapid and concentrated drying of a paper web. CONSTITUTION: A drying method having at least one dryer group including a plurality of drying cylinders, each pr...
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JPH07189162A |
PURPOSE: To improve drying section so as to make waste paper easily removable with a least possible suspension of the operation in a drying section. CONSTITUTION: A drying section of a paper machine has two-felt drying groups 13 with an ...
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JPH07173788A |
PURPOSE: To provide a drying section having a combination of a single-tire drying group and a double-tire drying group for drying a moving web. CONSTITUTION: In the initial region of the drying section, at least one of the dryer groups 2...
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JPH07167558A |
PURPOSE: To restrain suction of incorrect air by a method wherein at least one longitudinal sealing bar is adapted into the mode of a doctor blade and is mounted on a suction box such that it is deformable resiliently, and is comes in co...
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JPH07163924A |
PURPOSE: To prevent a coating on a paper web after leaving a roll gap from presenting an outward appearance like that of the skin of an orange by directly connecting a support air beam with the downstream part of a roll gap and also arra...
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JPH07505704A |
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...
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JPH0756118B2 |
A transfer apparatus (10A) is disclosed for transferring a web (WA) from an upstream dryer (12A) to a downstream dryer (14A) of a dryer section (16A). The apparatus includes a first dryer felt (18A) which extends around the upstream drye...
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JPH0742678B2 |
PCT No. PCT/US86/00374 Sec. 371 Date Feb. 21, 1986 Sec. 102(e) Date Feb. 21, 1986 PCT Filed Feb. 21, 1986.A vacuum device (15, 15') and method for avoiding sheet flutter in an on-running tangent pocket (14, 14') defined between the perim...
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JPH0742679B2 |
A ventilating roll for introducing a supply of relatively dry air into the pocket spaces between dryer rolls and the co-running fabrics and paper web in a papermaking machine, and removing the relatively moist air which is liberated from...
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JPH0742680B2 |
An apparatus is disclosed for cutting a tail from a web extending from a single tier dryer section to a further single tier dryer section. The apparatus includes a last dryer of the dryer section and a dryer felt extending around the las...
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JPH0742677B2 |
A vacuum roll transfer apparatus is disclosed for drying a web extending through a single tier dryer section of a paper machine. The apparatus includes a rotatable perforate shell having a first and a second end. A stationary duct is dis...
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JPH07102495A |
PURPOSE: To provide a cylindrical drier capable of being stably and efficiently driven. CONSTITUTION: A drain-discharging mechanism having plural rotary siphons distributed in the circumferential direction of a drum is disposed in a rota...
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JPH0731006B2 |
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JPH0714793Y2 |
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JPH0782684A |
PURPOSE: To provide a dryer section of a paper machine wherein a web in a paper making step is promptly dried and breakage during drying process is improved. CONSTITUTION: A dryer section of a paper machine includes a normal drying cylin...
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JPH0771443A |
PURPOSE: To provide a hollow roll for travelling on a material web, capable of reducing a difference between the diameter at both ends and the diameter at others when heated. CONSTITUTION: The temperatures of a calendar roll in use for m...
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JPH0748796A |
PURPOSE: To prevent a bad influence of dropping of condensed dew on wet paper or a canvas by preventing condensation of dew on the lower surface of a ceiling part of a dryer hood of a papermaking machine. CONSTITUTION: A blow-off hole 9 ...
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JPH076156B2 |
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...
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JPH0727480A |
PURPOSE: To avoid formation of holes on the sinside of a drum or a cylinder by arranging a sharp protrusion to a member for positioning on the side of the cylinder jacket and driving it into the cylinder jacket. CONSTITUTION: A member 2 ...
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JPH073688A |
PURPOSE: To shorten the length of a free-travel section of a web as small as possible and to impart a comparatively large tension in the longitudinal direction when the web enters a first dryer group of a drying section. CONSTITUTION: Th...
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JPH06346394A |
PURPOSE: To prevent the breakage of a paper web and to improve drying performance by attracting the web onto sheaves by the air stream of an air guide box arranged within a longitudinally hole formed by the sheaves via sheave guide rolle...
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JPH06341088A |
PURPOSE: To obtain an apparatus, capable of being miniaturized, reducing the weight thereof and having a small power consumption at a low cost in relation to an apparatus for preventing paper from fluttering (flapping) applied to a dryer...
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JPH0647192Y2 |
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JPH06330494A |
PURPOSE: To readily remove cut paper pieces made by paper cutting without depending on spray of especially air jet in a paper machine dryer. CONSTITUTION: In a dryer having a group of dryer rolls 1 and 2 of a line type used together with...
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JPH06322689A |
PURPOSE: To enable the removal of broken paper piece from a drier of a paper machine and to safely produce and dry paper having high quality in high efficiency. CONSTITUTION: A paper-dropping nozzle 1 to blast high-pressure fluid such as...
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JPH06316890A |
PURPOSE: To provide a device for selective treatment of a running web of preferably paper or carton by coating, coloring and sizing or to provide a device for omission of treatment for the running web. CONSTITUTION: A device for treating...
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JPH06294091A |
PURPOSE: To arrange a device in a reduced space, to facilitate handleability, maintenance and installation and to reduce the number of parts, etc. CONSTITUTION: A dryer part of a paper machine is equipped with a microwave generator 2, a ...
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JPH06294090A |
PURPOSE: To immediately and completely separate a pater ribbon together with a support belt from a drying cylinder while avoiding the elongation of the paper ribbon in the longitudinal direction at the place where the paper ribbon is sep...
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JPH0680239B2 |
A vacuum guide roll apparatus (10) is disclosed for guiding a web (W) between an upstream dryer and a downstream dryer of a dryer section. The apparatus includes a perforate roll shell (18) having a first and a second end (20,22). The sh...
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JPH06280181A |
PURPOSE: To provide a method for forming a lubricating coating film on the surface of the dryer of a paper machine, a spraying apparatus therefor and a solid lubricant to form the lubricating coating film on the surface. CONSTITUTION: A ...
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