EP2309058A1 - Machine de fabrication et/ou de traitement d'une bande de matière fibreuse - Google Patents

Machine de fabrication et/ou de traitement d'une bande de matière fibreuse Download PDF

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Publication number
EP2309058A1
EP2309058A1 EP10166250A EP10166250A EP2309058A1 EP 2309058 A1 EP2309058 A1 EP 2309058A1 EP 10166250 A EP10166250 A EP 10166250A EP 10166250 A EP10166250 A EP 10166250A EP 2309058 A1 EP2309058 A1 EP 2309058A1
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EP
European Patent Office
Prior art keywords
press
web
machine according
roll
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP10166250A
Other languages
German (de)
English (en)
Inventor
Daniel Gronych
John Bergman
Ute Ramminger
Uwe Fröhlich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Voith Patent GmbH
Original Assignee
Voith Patent GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Voith Patent GmbH filed Critical Voith Patent GmbH
Publication of EP2309058A1 publication Critical patent/EP2309058A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00Press section of machines for making continuous webs of paper
    • D21F3/02Wet presses
    • D21F3/04Arrangements thereof
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00Press section of machines for making continuous webs of paper
    • D21F3/02Wet presses
    • D21F3/08Pressure rolls
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00Press section of machines for making continuous webs of paper
    • D21F3/02Wet presses
    • D21F3/10Suction rolls, e.g. couch rolls
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22Addition to the formed paper
    • D21H23/46Pouring or allowing the fluid to flow in a continuous stream on to the surface, the entire stream being carried away by the paper
    • D21H23/48Curtain coaters
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21HPULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H23/00Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22Addition to the formed paper
    • D21H23/50Spraying or projecting

Definitions

  • the invention relates to a machine for producing and / or treating a fibrous web, in particular paper, board or tissue web.
  • the fabric used usually comprises woodfiber short fibers, long fibers and low wood pulp (0-10%) or 0 to 30% DIP (deinked pulp), i. deinked waste paper cloth.
  • the combination of such a non-contact applicator with a tandem or single NipcoFlex press does not provide sufficient quality, as results in too high roughness, resulting in excessive Mottling.
  • a central roller press with additional fourth press the speed would be limited.
  • the invention has for its object to provide an improved machine of the type mentioned, with the particular high-quality printing paper at higher speed is cheaper to produce.
  • the machine for producing and / or treating a fibrous web, in particular paper, board or tissue web, with the features of claim 1.
  • the machine comprises a press section, provided in the web running direction after the press section, at least in Substantially only web surface treatment surface press assembly comprising a press nip formed between a smooth press roll and a suction press roll through which the fibrous web is passed along with a circumferential felt encircling the suction press roll and at least one non-contact applicator for application in the web running direction after the surface press assembly a liquid or pasty application medium on at least one web page.
  • the machine according to the invention can be used for example for wood-free, coated paper with a higher quality in terms of gloss or matte and lower Mottlingneist in the print.
  • glossy finished paper of high quality can be produced, in particular with the following gloss and smoothness values: Gloss Gardner 60 to 62%, preferably> 70%; PPS-S10 ⁇ 1.2 ⁇ m, preferably ⁇ 0.95 ⁇ m.
  • matte finished paper of high quality with the following gloss and smoothness values: Gloss Gardner 20 to 40%; PPS-S10 ⁇ 3.5 ⁇ m, preferably ⁇ 3.0 ⁇ m.
  • Preferred typical ranges in terms of basis weight are: from about 60 to about 150 g / m 2 for finished paper; about 35 to about 100 g / m 2 for raw paper.
  • a precalender is provided in the web running direction after the surface press arrangement and before the non-contact applicator.
  • the raw paper preferably has a roughness Bendtsen ⁇ 550 ml / min, in particular ⁇ 450 ml / min and preferably ⁇ 350 ml / min before the precalender.
  • the smooth press roll of the surface press arrangement can be arranged generally above the suction press roll, wherein the felt encircling the suction press roll is correspondingly provided as underfelt.
  • the surface press arrangement comprises a removal suction roll arranged inside the loop of the felt and provided in addition to the suction press roll whose area the fibrous web is removed in the web running direction before the press nip of a transfer belt and transferred to the felt.
  • the fibrous web is in the web running direction before the press nip of the surface press assembly in the same suction press roll, which forms the press nip with the smooth press roller, removed from a transfer belt and transferred to the felt.
  • the transfer belt is made permeable and within the loop of this permeable transfer belt a Abdgingsaugwalze is provided in the area the fibrous web in the web running direction before the press nip of a preceding machine unit, especially the last dewatering press of the press section, removed and transferred to the transfer belt ,
  • a scraper system associated with the smooth press roller in particular a double scraper system, a reject discharge system and / or a conditioning and / or lubrication system associated with the smooth press roller can be provided.
  • At least one non-contact applicator can be provided for a single-layered coating and / or at least one non-contact applicator for a multi-layered coating.
  • the non-contact applicator may in particular comprise a curtain coating applicator and / or a spray applicator.
  • the press section may in particular comprise a DuoCentri, in particular DuoCentri NipcoFlex press with Centerbelt.
  • the press section can in particular also comprise a tandem, in particular tandem NipcoFlex press.
  • the press section can advantageously also comprise a single, in particular single NipcoFlex press.
  • the machine according to the invention comprises a dilution water headbox with transverse profile control, wherein the zone spacing provided transversely to the web running direction is preferably ⁇ 50 mm.
  • the machine according to the invention may in particular also comprise a roll / blade gap former, preferably a roll / blade gap former with flexibly compressible counter strips.
  • zone division in the dilution water headbox which is smaller than 50 mm in the transverse direction, and by contactable strips in the roll / blade gap former, which are preferably located on the opposite side to the forming roller, whereby a better mass distribution and a better formation can be achieved.
  • Indications for this are, for example, the following values: Ambertec ⁇ 0.42 ⁇ g / m for base paper with a basis weight ⁇ 80 g / m 2 and Ambertec ⁇ 0.50 ⁇ g / m for base paper with a basis weight ⁇ 80 g / m 2 .
  • An exemplary advantageous paper machine combination may comprise in particular the following: headbox, former, press or press section with at least one of the above-mentioned units, surface press arrangement of the type described in more detail, cylinder dryer section, optional pre-calender and possibly starch application, non-contact applicator, in particular curtain coating - Or spray coater on one side and possibly drying, and optional contactless commissioned work, especially curtain coating or spray coater, on the other hand, drying, and calender.
  • inventive combination of certain machine segments brings advantages due to their process characteristics in the combination for the manufacturing process, with the inventive machine concept in particular wood-free coated WFC papers can be produced in the higher value range.
  • the press section may comprise one or more press nips.
  • the surface press arrangement is thus preceded by at least one dewatering press.
  • the press section can, for example, a single-NipcoFlex press, a tandem NipcoFlex press, in particular 3-fold, a tandem NipcoFlex press, in particular 4-fold and / or a Centerbelt press include.
  • a respective such press comprises at least one in the web running direction extended press nip.
  • a mutual smoothing can take place in which the fibrous web on both sides in each case comes into contact with a smooth medium.
  • the example provided directly after the surface press dryer section may for example be carried out in a single row, with a short first dryer group with a maximum of three drying cylinders, especially with two drying cylinders and preferably with a drying cylinder to better distribute the trains after the surface press arrangement, as the web removal from the surface press assembly in the dryer section in particular by a very dry underfelt takes place. High trains would cause web problems here.
  • the optionally provided pre-calender may, for example, have only one gap, preferably a hard nip, or else a plurality of nips. Basically, however, at least one soft gap is conceivable.
  • a primer and cover coat each with a non-contact commissioned work, eg curtain coating applicator, for the paper web top and bottom side conceivable.
  • a respective non-contact applicator can be provided for a single-layered or even a multi-layered coating, wherein in the case of a multi-layered coating in particular also different formulations can be applied.
  • the contactless commissioned work it must, as mentioned, not necessarily be a Vorhashesstreich commissioned work.
  • other non-contact commissioned work such as a spray commissioned work, etc. are conceivable.
  • a calendering with a multinip calender with 1 ⁇ 10 rolls, preferably 2 ⁇ 5 rolls, alternatively also with, for example, 2 soft nips, and / or a metal belt calender and two hard nips, or the like, can take place.
  • the 2 ⁇ 5 multinip with which, for example, it is ensured that a roughness range of ⁇ 1.0 ⁇ m PPS is maintained for a target gloss of between about 70% and about 75% gloss.
  • two softnips are sufficient, for example.
  • hard cracks are also conceivable. It is advantageous, as already mentioned, in particular, the use of a metal belt calender.
  • the runnability is improved.
  • the applicator for the precoat and the applicator for the cover coat can be omitted by the non-contact commissioned work, so film, blade or blade, with a better so-called “line runnability" results due to the elimination of the blade applicator.
  • touching brushing methods would entail higher demolition potentials.
  • the combination according to the invention of machine segments including the surface press arrangement according to the invention in combination with a contactless applicator also results in particular savings in the pulp.
  • the proportion of waste paper, in particular "mixed office waste", pulp paper can be increased by the better coverage of the non-contact applicator. It is also possible to save fiber. For example, a lower basis weight of the base paper and a compensation by a higher amount of ink in non-contact coater allows highest solids concentrations.
  • the dry content of the fibrous web, especially immediately before the surface press assembly is advantageously in a range of about 48% to about 58%, thus reducing flooding of the surface press assembly which does not form a drainage nip, especially in a range of about 51%. to about 58% and preferably in a range of about 52% to about 58%.
  • the machine train in front of the surface press arrangement in particular directly in front of this surface press arrangement, is in particular> 0.2%.
  • calendering for example with Janus 2 x 5 rolls, wherein the line load advantageously in a range of about 80 kN / m to about 350 kN / m and preferably in a range of about 100 kN / m to about 250 kN / m is located.
  • the combination of the surface press arrangement according to the invention and at least one non-contact applicator is combined with a dilution water headbox with transverse profile control, preferably with a zone division preferably ⁇ 50 mm and a roll / blade gap former, preferably with flexibly compressible counter strips, which are arranged on the opposite side seen from the forming roller.
  • the energy consumption can be significantly reduced, the efficiency increased and the costs related to the total lifetime reduced.
  • the cost-efficient and environmentally friendly DIP, MOW (mixed office waste) or NWF (near woodfree fiber) and SF (short fiber) fabrics in particular fibers of eucalyptus, acacia or poplar or bleached wood-containing materials, such as For example, BCTMP or APMP can be used as paper raw material.
  • Such or comparable raw materials can be successfully used, in particular, when the press concept is at least substantially draft-free or closed-loop, i. E. the fibrous web is transferred without tension from the press section to the dryer section and the coating process, as in the inventive use of a non-contact commissioned case the case practically does not burden the web.
  • the proportion of SF in the substance can be in particular> 50% and the DIP content in particular ⁇ 50%. For particularly high qualities, in particular an SF content of about 100% is advantageous.
  • the headbox / shaper combination according to the invention in particular, a maximum fines / filler content in the surface layers of the base paper can be achieved.
  • the ash distribution surface / center can advantageously be> 3: 2.
  • smooth base paper can be provided for easy pre-calendering and pre-coating by means of the contactless applicator unit provided in combination with the surface press arrangement.
  • the smoothness of the raw paper can be improved by the use at least one of the aforementioned presses in the press section can be achieved.
  • the dryer section can be optimized for smoothness or maintained at the same level as the press section for smoothness.
  • pre-calendering may be performed to further reduce the sheet roughness.
  • the precalendering may, for example, be such that a roughness of at most about 250 ml / min Bendtsen, preferably about 150 ml / min Bendtsen is achieved.
  • a pre-coating with at least one non-contact commissioned work done It is particularly important not to burden the base paper too much.
  • a closing and smoothing of the raw paper surface can be achieved.
  • the coating weight of the primer coat for example, in a range from about 5 to about 25 g / m 2 are on each side.
  • an additional Vorkalandrieren done to further increase the surface smoothness.
  • This can advantageously be done in particular by deforming the surface in the plastic region, so that there is no renewed roughening of the surface after the additional coating.
  • the final coating of the paper is advantageously carried out with a contactless applicator for a single or multi-layer paint.
  • the coating weight of the upper coating layer is advantageously in a range of about 8 to about 20 g / m 2 per side.
  • the calendering of the final paper is preferably done online.
  • a single- or multi-pin calender with a shorter or a longer residence time can be used in the respective calendering nips.
  • raw materials of low strength are used, ie for example raw material materials with a high SF content, for example> 90%, a high DIP content, for example> 50%, a high filler content, for example> 15% for a weight per unit area of the base paper of 65 g / m 2 , and at high speed, for example> 1400 m / min.
  • a surface roughness of the coated and calendered paper can be achieved up to a value of ⁇ 0.9 ⁇ m. This can generally be considered as acceptable for WFC varieties.
  • the paper smoothness eg Gardner 75 ° MD
  • the paper smoothness is achieved, for example, in combination with a volume of> 75% at a basis weight of 0.8 cm 3 / g.
  • Fig. 1 shows a schematic representation of an exemplary embodiment of a machine 10 for the production and / or treatment of a fibrous web, which may be in particular a paper, board or tissue web.
  • the machine 10 comprises a press section 12, in particular serving for dewatering, with one or more presses, an at least substantially only treatment of the web surface, provided in the web running direction L after the press section 12, ie. at least substantially non-dewatering surface press assembly 14 and at least one provided in the web running direction L after the surface press assembly 14 contactless applicator 16 for applying a liquid or pasty application medium on at least one web page.
  • a press section 12 in particular serving for dewatering, with one or more presses, an at least substantially only treatment of the web surface, provided in the web running direction L after the press section 12, ie. at least substantially non-dewatering surface press assembly 14 and at least one provided in the web running direction L after the surface press assembly 14 contactless applicator 16 for applying a liquid or pasty application medium on at least one web page.
  • the surface press assembly 14 which does not serve for dewatering, but at least substantially only for treating the web surface, comprises one between a smooth press roll 18 and a suction press roll 20 formed press nip 22, through which the fibrous web is passed together with a the suction press roll 20 encircling circumferential felt 24.
  • the smooth press roll 18 of the surface press assembly 14 may be disposed generally above the suction press roll 20, in which case the felt 24 wrapped around the suction press roll 20 is provided as an underfelt.
  • Fig. 1 a first possible variant of the surface press assembly 14 is shown, in which this one arranged within the loop of the felt 24, in addition to Saugpresswalze 20
  • Abdgingsaugwalze 26 includes, in the region of the fibrous web in the web running direction L before the press nip 22 removed from a transfer belt 28 and at the felt 24 is passed.
  • the surface press arrangement 14 can in particular also be designed so that the fibrous web in the web running direction L before the press nip 22 in the region of the same suction press roll 20, which forms the press nip 22 with the smooth press roll 18, is removed from the transfer belt 28 and transferred to the felt 24 ,
  • the transfer belt 28 may in particular be made permeable. Within the loop of this permeable transfer belt 28, a Ab Cyprussaugwalze 30 may be provided, in the region of the fibrous web in the web running direction L from a preceding machine unit, for example the last dewatering press of the press section 12, removed and transferred to the transfer belt 28.
  • a scraper system associated with the smooth press roller 18, in particular a double scraper system, a reject discharge system and / or a conditioning and / or lubrication system associated with the smooth press roller 18 can be provided ,
  • At least one non-contact commissioned work 16 can be provided for both web pages.
  • a respective non-contact applicator 16 may in principle be provided either for a single-layered paint or for a multi-layered paint.
  • a respective contactless applicator 16 may comprise in particular a curtain coating applicator, a spray applicator and / or any other non-contact applicator.
  • the fibrous web can be removed in the web running direction L after the press nip 22, for example, from a dryer fabric 32 of the first dryer group a drying section 34 in the region of another Ab Spotifysaugwalze 36 from the felt 24.
  • the non-contact application units 16 can therefore be arranged, as shown, behind the drying section 34, for example, wherein the drying section 32 can also be, for example, a pre-drying section.
  • the press section 12 may in particular be a DuoCentri, in particular DuoCentri NipcoFlex press with Centerbelt, a tandem, in particular
  • Tandem NipcoFlex press and / or a single, in particular single NipcoFlex press include.
  • the machine 10 may in particular also comprise a dilution water headbox with transverse profile control, wherein the zone spacing of such a headbox, which is provided transversely to the web running direction L, is preferably smaller than 50 mm.
  • the machine 10 may also comprise a roll / blade gap former, preferably a roll / blade gap former with flexibly compressible counter strips.
  • Fig. 2 shows a schematic representation of an exemplary embodiment of a variant of the machine 10 with front provided on both sides non-contact applicators 16 starch order 38.
  • two opposing applicator rollers 40 may be provided, via which the starch is applied to the fibrous web.
  • a pre-calender 42 may be provided.
  • a float dryer 44 may be provided between the application rollers 40 for the starch application 38 and the at least one non-contact applicator 16, for example.
  • the machine 10 can in particular at least substantially the same structure as previously based on the Fig. 1 described Own machine. Corresponding parts are assigned the same reference numerals.
  • Fig. 3 shows a schematic representation of an exemplary embodiment of a further variant of the machine 10 with provided before the two-sided curtain coating applicators 16 starch order 38 and an intermediate drying, such as a floating dryer 46, between the two curtain coating applicators 16 for the two web pages.
  • this machine 10 may in particular at least substantially again have the same structure as previously associated with the Fig. 1 and 2 described machine. Corresponding parts are again assigned the same reference numerals.
  • Fig. 4 shows a schematic representation of an exemplary embodiment of another variant of the machine 10.
  • the press section 12 includes, for example, a DuoCentri press 48 with Centerbelt 50, which may be in particular a DuoCentri NipcoFlex press.
  • the machine 10 may in particular at least substantially again have the same structure as it has in connection with the preceding Fig. 1 to 3 has been described. Corresponding parts are again assigned the same reference numerals.
  • Fig. 5 1 shows a schematic representation of an exemplary embodiment of a further variant of the machine 10.
  • the press section 12 comprises a tandem press 52 with transfer belt 54, in particular, the tandem press 52 may be a tandem NipcoFlex press.
  • the machine 10 may in particular at least substantially again have at least substantially the same structure as described with reference to the preceding FIGS Fig. 1 to 4 has been described. Corresponding parts are assigned the same reference numerals.
  • Fig. 6 shows a schematic representation of an exemplary embodiment of another variant of the machine 10, in which the press section 12 comprises a tandem press 56 with four felts 58.
  • the tandem press 56 may be a tandem NipcoFlex press.
  • the machine 10 may in particular again have at least substantially the same structure as described with reference to the preceding Fig. 1 to 5 has been described. Corresponding parts are again assigned the same reference numerals.
  • Fig. 7 shows a schematic representation of an exemplary embodiment of another variant of the machine 10.
  • the press section 12 includes, for example, a single press 60, which may be in this single-press in particular a single-NipcoFlex press.
  • the machine 10 may, in particular, at least substantially again have the same structure as with reference to the preceding Fig. 1 to 6 has been described. Corresponding parts are again assigned the same reference numerals.

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EP10166250A 2009-09-21 2010-06-17 Machine de fabrication et/ou de traitement d'une bande de matière fibreuse Withdrawn EP2309058A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200910029625 DE102009029625A1 (de) 2009-09-21 2009-09-21 Maschine zur Herstellung und/oder Behandlung einer Faserstoffbahn

Publications (1)

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EP2309058A1 true EP2309058A1 (fr) 2011-04-13

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EP10166250A Withdrawn EP2309058A1 (fr) 2009-09-21 2010-06-17 Machine de fabrication et/ou de traitement d'une bande de matière fibreuse

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EP (1) EP2309058A1 (fr)
DE (1) DE102009029625A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016000892A1 (fr) * 2014-07-02 2016-01-07 Voith Patent Gmbh Procédé de production de carton pour liquide, dispositif de production de carton pour liquide et carton pour liquide selon ce procédé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010031320A1 (de) 2010-07-14 2012-01-19 Voith Patent Gmbh Maschine mit einer Pressenpartie und Verfahren zur Herstellung einer Faserstoffbahn
DE102011076713A1 (de) * 2011-05-30 2012-12-06 Voith Patent Gmbh Verfahren zur Herstellung einer holzfreien gestrichenen oder leichtgewichtig gestrichenen Papierbahn

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5876565A (en) 1994-10-06 1999-03-02 Valmet Corporation Press section with an equalizing nip for compensating for elongation of a paper web
DE10057729A1 (de) 2000-11-22 2002-05-23 Voith Paper Patent Gmbh Vorhang-Auftragsvorrichtung
WO2004001132A2 (fr) 2002-06-24 2003-12-31 Voith Paper Patent Gmbh Machine pour traiter une bande de materiau, de preference en papier ou en carton, et pour produire la bande de materiau eventuellement avant traitement, comprenant un systeme d'application sans contact et un systeme de lissage de materiau
DE10247537A1 (de) * 2002-10-11 2004-04-22 Voith Paper Patent Gmbh Pressenanordnung
DE10343274A1 (de) * 2003-09-17 2005-04-21 Voith Paper Patent Gmbh Verfahren zur Behandlung der Oberfläche einer Materialbahn
EP1777340A1 (fr) * 2005-10-20 2007-04-25 Voith Patent GmbH Agencement de presse

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5876565A (en) 1994-10-06 1999-03-02 Valmet Corporation Press section with an equalizing nip for compensating for elongation of a paper web
DE10057729A1 (de) 2000-11-22 2002-05-23 Voith Paper Patent Gmbh Vorhang-Auftragsvorrichtung
WO2004001132A2 (fr) 2002-06-24 2003-12-31 Voith Paper Patent Gmbh Machine pour traiter une bande de materiau, de preference en papier ou en carton, et pour produire la bande de materiau eventuellement avant traitement, comprenant un systeme d'application sans contact et un systeme de lissage de materiau
DE10247537A1 (de) * 2002-10-11 2004-04-22 Voith Paper Patent Gmbh Pressenanordnung
EP1420111B1 (fr) 2002-10-11 2007-04-04 Voith Patent GmbH Dispositif de pressage
DE10343274A1 (de) * 2003-09-17 2005-04-21 Voith Paper Patent Gmbh Verfahren zur Behandlung der Oberfläche einer Materialbahn
EP1777340A1 (fr) * 2005-10-20 2007-04-25 Voith Patent GmbH Agencement de presse

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DAS PAPIER, March 2004 (2004-03-01), pages 4748

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016000892A1 (fr) * 2014-07-02 2016-01-07 Voith Patent Gmbh Procédé de production de carton pour liquide, dispositif de production de carton pour liquide et carton pour liquide selon ce procédé

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