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7582187 |
Process and apparatus for producing a tissue web
A process for producing a fibrous web, in particular a tissue web, includes the following steps: in a pressing zone, the fibrous web is pressed lying between the structured belt and a circulating,...
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7536806 |
Arrangement in a paper machine
An arrangement and method for improving runnability, and dryer section length, by using a vertical impingement dryer before a first dryer cylinder of a group of dryer cylinders. After a pressing...
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7513975 |
Cross-direction actuator and control system with adaptive footprint
A method and system for controlling one or more properties of a sheet of material to be manufactured on a sheet-making machine is disclosed. Actuators to control the sheet properties are arrayed in...
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7473335 |
Apparatus and method for monitoring the transfer of a material web
A machine for producing and/or treating a material web, in particular of paper or board, in which the material web can be guided along a material web guide path by means of at least one material...
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7459061 |
Steam distribution apparatus with removable cover for internal access
Employment of one or more resealable access slots in a steam distributor apparatus affords easy access to the internal chambers of the apparatus for cleaning and maintenance. The access slots can...
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7459060 |
Reverse bump test for closed-loop identification of CD controller alignment
A reverse bump test, for identifying the alignment of a sheetmaking system while the system remains in closed-loop control, includes the following steps: (a) leaving the control system in...
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7442279 |
Method and apparatus for producing tissue paper
A method of making paper comprising over drying the paper web by a dryer; transporting the paper web to a reel; and supplying dry air adjacent at least a portion of the paper web's travel path from...
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7435315 |
Arrangement for stabilizing a web
The object of the invention is an arrangement for stabilizing a paper web ( 3 ) in a paper machine, which arrangement comprises at least three cylinders ( 4, 5, 6 ) which have been arranged so that...
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7294235 |
Supercalendering optimization using a steam shower
There is described a method and apparatus for applying steam from a steam source to a moving web to thereby improve the smoothness and gloss of the web. A housing has at least one cooling chamber...
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RE39601 |
Method of and a device for transferring running dried web from one device to a subsequent device
To accomplish a web transfer, which in reliability is comparable to the one obtained with a closed draw, in any operating environment, but especially where it is desirable to transfer a fast...
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7192507 |
Machine for producing a fibrous material web
Machine for producing a fibrous material web and process for guiding the web through the machine. The machine includes a wire section, a drying section, arranged downstream of the wire section with...
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7112258 |
Method and apparatus for making a tissue paper with improved tactile qualities while improving the reel-up process for a high bulk web
A dry end section for a paper-making machine for producing a high-bulk tissue is provided. Such a machine comprises a through-air dryer adapted to finally dry a paper web and a through-air drying...
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7060163 |
Device for continuous drying of a pulp sheet
The invention relates to a device for continuous drying of a pulp sheet 10, particularly a tissue web, with a drying drum 1 and an air circulating system. It is mainly characterised by the...
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7040038 |
Apparatus for processing permeable or semi-permeable webs
An air processing cylinder useful in drying, curing, thermal bonding, cooling, and web transferring materials such as fabrics, papers, and the like. Air is exhausted out of the cylinder surface...
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7017279 |
Method and apparatus for blowing drying gas in a paper machine
A method of blowing drying gas against a paper web, and an impingement dryer of a paper machine. Drying gas is blown with an impingement dryer comprising several profiling chambers in the...
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6998021 |
Arrangement for paper machine, and blow box
In a paper machine which comprises process elements and a measuring beam, the measuring beam is arranged at least at one paper machine process element so that a measuring device for measuring...
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6998018 |
Method and apparatus for making a creped tissue with improved tactile qualities while improving handling of the web
A creped tissue paper is made by creping a tissue paper from a drying cylinder with a creping doctor, receiving the creped web on a carrying fabric, carrying the creped web on the carrying fabric...
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6977028 |
Method of drying a web
A method of drying a paper web is provided. The method utilizes a dryer, such as a through-dryer, having a first dryer section and a second dryer section. Within the first dryer section, a...
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6944966 |
Steam blower box
A steam blower box for the application of steam on a material web, particularly paper, which travels past the steam blower box includes a housing wall which faces the material web and extends...
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6904700 |
Apparatus for drying a tissue web
A through-air drying apparatus is disclosed. The through-air drying apparatus includes a rotating drying cylinder over which a tissue web is carried and dried. A hood surrounds the drying cylinder...
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6896770 |
Arrangement within a yankee cylinder or the like and a roller of a paper machine
A Yankee cylinder or the like at the dry end of a paper machine has at least a drying cylinder, a hood covering the drying cylinder, a web guiding means, and a roller. After the drying cylinder at...
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6793773 |
Method and system in a paper machine or the like passing a web from the press section to the drying section
A paper web (w) is passed from the press section ( 10 ) to the drying section in a paper machine. The drying section has at least one transfer suction roll ( 16 ) for passing the web in a closed...
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6772533 |
Arrangement in the drying section of a paper machine
A multi-cylinder dryer of a paper machine, has at least one drying cylinder ( 10 ) and at least one roll ( 11, 12 ) located at a different height to the cylinder and at a distance to it in the...
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6726810 |
Apparatus for smoothening a paper web before coating
A paper web is smoothened by passing the web through a pre-calender device on a paper machine before the application of a coating. The pre-calender device comprises at least one pair of steel...
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6708423 |
Device for dewatering a fibrous material web
Device and process for dewatering a fibrous material web by expelling water via gas pressure. The dewatering device includes at least four rolls arranged to radially limit at least one pressure...
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6706150 |
Method and arrangement of impingement for blowing compensation of a tendency of curling of a paper board web to be treated as well as a paper or board machine
An air impingement arrangement and method for compensating for the curling tendency of a paper or board web which is being treated. Air impingement is disposed in connection with a paper or board...
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6694639 |
Sheet material and method and apparatus for drying therefor
A sheet material, a production method therefor and a drying apparatus is provided wherein a heating gas comprising mainly superheated steam is blown directly to reach the sheet internal water...
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6694640 |
Calender humidity control system and method
A calender, a system, and a method of regulating the humidity in a calender. The calender includes a housing having at least two side pieces and a roll stack located at least partially between the...
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6678969 |
Clothes dryer
A clothes dryer is disclosed, in which the clothes dryer comprising a first and second connecting ducts communicating with a drum, respectively, a first flow passage control device to communicate a...
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6647643 |
Clothes dryer
A clothes dryer, for drying washed clothes, including a drum supported in a case rotatably, for drying clothes inserted to the inside of the case, a driving means installed in the case, for...
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6615509 |
Apparatus and a process for drying a paper web
An apparatus for drying a fibre web of paper or paperboard is provided. The apparatus includes an adjustable heated press nip including at least one pressure device. The pressure device includes a...
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6613195 |
Method for conditioning paper and paperboard webs
The specification discloses embodiments of a process and related apparatus for conditioning a fibrous web in order to improve the efficiency of drying and calendering thereof. In the process, a...
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6601318 |
Dryer unit
A drier unit ( 10 ) for drying printed products has a plurality of drier rails ( 12 ), which comprise in each case a supporting body ( 14 ) manufactured from a hollow section ( 16 ). The clear...
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6581301 |
Paper drying machine
A paper drying apparatus to dry a paper web carried on a fabric sheet includes a first rotatable drum to carry a paper web. A second rotatable drum is positioned downstream of the first drum with...
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6574884 |
Blowing apparatus in a paper machine or the like
The blowing device comprises a blow box ( 30 ) which is arranged at the opening nip ( 22 ) between the wire and the cylinder and which is provided with at least two nozzles ( 36; 44, 46 ) or the...
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6505419 |
Drying compartment for a printed web
A drying compartment for drying a printed web, consisting of a housing with intake and outlet openings for the web and with at least one infrared radiator directed at the web and/or with blower...
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6494994 |
Pulp heating apparatus
A pulp heating apparatus has a heater main body 1 which has a pulp introduction port for introducing pulp, a vapor introduction port for introducing vapor, a disperser for dispersing the pulp...
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6490811 |
Apparatus for controlling shrinkage in a fiber web during a drying process and associated method
A drying section for drying and controlling shrinkage of a moist fiber web in a paper making machine is provided, the web having a predetermined width and opposed transverse ends. Such a drying...
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6487789 |
Heated cylinder and process of using same
Heated cylinder and process of using same for heating a fibrous material web in machines for one of producing and refining the fibrous material web. The heated cylinder includes a cylinder jacket...
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6473990 |
Noncircular drying apparatus
A micropore drying apparatus having a noncircular profile. The apparatus has a machine direction and dries a web thereon as the web or apparatus moves in the machine direction. The micropore drying...
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6454903 |
Method and apparatus for the transfer of a lead strip of a paper web
An apparatus transfers a lead strip of a paper web, in particular the beginning of a still wet lead strip or tail, from a press roll of a paper-making machine to a following section of that...
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6449874 |
Method for blowing steam against paper web, and steam box of paper machine
A method for blowing steam against a paper web, whereby the steam is blown by a steam box having several profiling chambers in the cross direction of a paper machine. The cross-profile of the paper...
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6446356 |
Method of controlling the drying process in a drying section of a paper machine or the like
A method for controlling the drying process taking place in the dryer section of a paper machine. The dryer section comprises at least one drying cylinder unit and at least one air impingement...
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6442865 |
Drying section
Drying section of a machine for producing a material web. The drying section includes a support roll with an associated impingement dryer, and at least one straight or curved section forming at...
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6418639 |
Method and device in the dryer section of a paper/board machine
The invention concerns a method and a device in the dryer section of a paper/board machine. In the dryer section a normal single-wire draw is applied at least partly, in which method the web (W) is...
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6412189 |
Steam box of a paper machine
A steam box in a paper machine, the steam box including a main steam zone and at least one side steam zone through which steam is blown to a paper web. The side steam zone is placed in a side...
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6408534 |
Steam box
A steam box includes a elongated steam-distribution chamber, regulator chambers set in a row next to the elongated steam-distribution chamber and covered on one side with a continuous perforated...
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6401355 |
Method and apparatus for manufacturing calendered paper
A method and apparatus for manufacturing calendered paper in which the paper is calendered after drying. The paper is dried (D) sown to a moisture lower that the target moisture of calendering. The...
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6397489 |
Multiport cylinder dryer with low thermal resistance and high heat transfer
A multiport cylinder dryer for use with drying a web of pulp, paper, or similar material, and a method for drying a moving web of pulp, paper, or similar material are provided. The multiport...
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6393719 |
Process and apparatus for removing water from fibrous web using oscillatory flow-reversing air or gas
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...
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