EP0950759A2 - Dispositif de pressage - Google Patents

Dispositif de pressage Download PDF

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Publication number
EP0950759A2
EP0950759A2 EP99106354A EP99106354A EP0950759A2 EP 0950759 A2 EP0950759 A2 EP 0950759A2 EP 99106354 A EP99106354 A EP 99106354A EP 99106354 A EP99106354 A EP 99106354A EP 0950759 A2 EP0950759 A2 EP 0950759A2
Authority
EP
European Patent Office
Prior art keywords
press
arrangement according
roller
roll
web
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Withdrawn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
EP99106354A
Other languages
German (de)
English (en)
Other versions
EP0950759A3 (fr
Inventor
Andreas Meschenmoser
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 Paper Patent GmbH
Voith Sulzer Papiertechnik 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
Priority claimed from DE29811048U external-priority patent/DE29811048U1/de
Priority claimed from DE19816673A external-priority patent/DE19816673A1/de
Priority claimed from DE1998127483 external-priority patent/DE19827483A1/de
Application filed by Voith Paper Patent GmbH, Voith Sulzer Papiertechnik Patent GmbH filed Critical Voith Paper Patent GmbH
Publication of EP0950759A2 publication Critical patent/EP0950759A2/fr
Publication of EP0950759A3 publication Critical patent/EP0950759A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0209—Wet presses with extended press nip
    • D21F3/0218—Shoe presses
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/04—Arrangements thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/04—Arrangements thereof
    • D21F3/045—Arrangements thereof including at least one extended press nip

Definitions

  • the invention relates to a press arrangement for treating a fibrous web, especially a paper or cardboard web.
  • the aim of the invention is a press arrangement of the aforementioned Art to create, their structure as simple and compact and their Vacuum requirements and their drive power is as low as possible.
  • a closed web guide should also be possible.
  • the investment costs also have the effect that fewer guide rollers, regulators, Tensions, pipe suction devices, scrapers, gutters etc. are required and in particular a simpler, leverless and compact chair is possible.
  • three cantile contractors are already sufficient. It is only a cellar felt is required, so that more space for certain aggregates such as the pulper. Also the maintenance effort is significantly lower overall. With the removal of Press roll scrapers further minimize investment costs.
  • Missing blade wear has a beneficial effect on operating costs as well the availability. There is no more roller wear due to scraping on.
  • the lubrication spray tube can be omitted.
  • the paper train after the press section is negligible.
  • the double-acting shoe press roller is light for service work extendable. For this purpose, for example, there is an exit carriage on a cantilever possible. No felt removal is required for each extension. The felt and roller change is extremely good overall simple. One cantilever per felt is sufficient. For a roll change there is good access to the rollers by means of a crane. A Varying the format width is easily possible. Basically, too a closed run of the web from the wire section to the end the dryer section possible.
  • Press arrangement is the second viewed in the direction of web travel extended press nip simply felted, so that with this press nip one Low moisture rewetting is guaranteed.
  • fibrous web preferably between the felt in question and the back one upper press roll passed through the second extended press nip.
  • the second extended press nip is felted below.
  • the top rear In this case the press roll can be at least essentially closed Have surface, i.e. be smooth. It is therefore particularly easy to dispense Roller cover such as a so-called peeler possible.
  • Press arrangement is also considered in the web running direction second extended press nip double felted. This results overall volume-saving and symmetrical drainage.
  • the two-sidedness of the paper is improved, which in particular with regard to the smoothness and printability of Advantage is.
  • a maximum of three felts are provided for the press arrangement.
  • a felt can be passed through both elongated press nips. Is the second extended press nip is only felted, so it is sufficient already two felts. If the second extended press nip is also felted twice, basically three felts are sufficient.
  • the fiber web can preferably be press nips together with a Felt is guided around a deflection roller, which is preferably designed as a suction roller be.
  • At least one is felt passed through the first extended press nip simultaneously as Pick-up felt provided.
  • the pick-up felt can preferably be put together with the fibrous web in particular along a rising Infeed path be guided in the first extended press nip, whereby among other things provides an ideal web guide for brown and white papers.
  • a closed and open driving style is possible.
  • the fibrous web can via a deflection roller which is preferably designed as a suction roller preferably be led to a subsequent dryer section.
  • the fibrous web can follow the second extended press nip be guided on a bottom felt, for example, and then preferably by a deflection roller designed as a suction roller Bottom felt can be removed.
  • the bottom felt is preferably along a sloping run-out path from the second extended press nip performed, which in particular a good web discharge in the Press pulper and overall an optimal web transfer to the dryer section results.
  • Press arrangement is preferably through the fibrous web a deflection roller designed as a suction roller in free train from the second elongated press nip pulled to keep the rewetting low to keep.
  • the flexible press jacket of the shoe press roll is expedient and / or the first extended nip with the shoe press roll forming front upper press roll blind drilled and / or grooved. It is too the second extended press nip double felted, so is preferably the rear upper press roll is blind-drilled and / or grooved accordingly.
  • This allows the drainage of at least one extended press nip at least in part by spinning water into at least one Channel, if necessary, with at least one integrated water scraper or the like respectively. This is not just an optimal drainage of each Press nip guaranteed. Lighter press felts can also be used become. Finally, there is better felt conditioning via pipe suction cups and spray pipes.
  • At least one upper press roll by an internally supported hollow roll, preferably a deflection compensation roller.
  • at least one upper press roll also formed by a solid roll be.
  • To run the web can be especially in the area of the rear upper Press roll preferably at least substantially over the the entire web width extending blowing tube may be provided.
  • a sucker In the area of the formed after the second elongated press nip Roll winder, a sucker can be arranged to spin water catch and / or the fibrous web at one of the press nip to suck out the bottom felt. With a web guide on Bottom felt is therefore conveniently vacuumed the separation point. On the separation point can also be a transfer suction roll, for example, instead of the suction device be provided. As already mentioned, the fibrous web can however also in free train from the second extended press nip pulled, which entails less rewetting.
  • Press arrangement is the shoe press roll with a stable position Provide press jacket guide.
  • the shoe press roll comprises for this purpose an outer end secured against twisting Hollow beam, one that runs around the hollow beam and passes through it flexible press jacket, two support devices through which the press jacket supported on the inside in the area of the two elongated press nips is, and an inner support on which the press jacket by means of the two Support devices directly through the hollow support jacket is supported on the inner support.
  • Each support device includes preferably at least one press shoe guided on the hollow beam and at least one support element through which the press shoe immediately is supported on the inner support.
  • the outer hollow beam only serves as the press jacket guide. It takes place no direct transfer of nip support forces through the hollow beam. However, this absorbs the lateral shoe support force that the Corresponds to the frictional force in the relevant press nip.
  • the outer Hollow beams not subjected to bending. Rather, it remains straight during operation.
  • the supporting forces are from the inner beam recorded, which can bend freely in all directions without that the shoe, press jacket, felt and / or web guide negative is affected, the respective support devices and thus the concerned Press gaps can be set separately.
  • the Pressure shoes should be the same width.
  • the support elements can each have a joint with the relevant one Press shoe to be coupled.
  • the supporting force applied by a respective support device is expediently adjustable.
  • The are expediently Hollow beams and the inner beams preferably equidistant at their ends stored.
  • the support forces applied by the two support devices can be set separately.
  • Press arrangement includes the shoe press roll for positionally stable Press jacket guide a rotatably mounted carrier, one around the carrier rotating flexible press jacket and two between the Carrier and the press jacket arranged support devices through which the Press jacket supported in the area of the two extended press nips on the carrier is, in this case means for influencing the deflection the carrier are provided.
  • the carrier can do so in particular by the means concerned be influenced that by the differently directed pressing forces resulting deflection at least substantially is compensated.
  • the means concerned automatic compensation possible It results regardless of that each set pressure level always a straight and stable position Starting position. This means that it is particularly useful for high and Decrease of the line force to no significant geometric Changes to the press roll is coming.
  • the side signs are also experienced a respective press jacket clamping due to the missing beam bend no more inclination. The result is therefore especially always a smooth run of the press jacket, a respective press felt and the fibrous web guaranteed.
  • the means for influencing the deflection of the beam can be realized in different ways.
  • a bimetal support be provided.
  • the means to influence include the deflection means for heating the carrier. It is for example, the use of a slotted carrier is also conceivable, which is clamped in the desired manner by appropriate means.
  • the carrier at least one inner and / or at least one outer subcarrier is assigned and that the means for influencing the deflection Means for mutually radially bracing these carriers.
  • the carrier is external Hollow carrier provided, which is assigned a non-rotatably mounted inner carrier is, the means for influencing the deflection means for mutual radial bracing of the hollow beam and the associated one Capture the inner carrier.
  • a respective bracing can be hydraulic, pneumatic, for example mechanically, thermally and / or electromagnetically.
  • this support device preferably comprises at least a row of support elements extending transversely to the web running direction.
  • this support device preferably comprises at least a row of support elements extending transversely to the web running direction.
  • the two support devices arranged between the carrier and the press jacket preferably each comprise at least one press shoe as well as several extending in a direction transverse to the web running direction
  • Row arranged support elements for example, by respective Cylinder / piston units can be formed.
  • you can also the support elements, for example between the hollow beam and such a cylinder / piston units arranged on the inner support include.
  • a preferred practical embodiment of the invention Press arrangement is characterized in that the shoe press roll two spaced apart in the circumferential direction between the hollow support and the press jacket arranged outer support devices includes over which the press jacket in the area of the two elongated Press nips is supported on the hollow beam, and at least one arranged between the hollow support and the inner support inner support device includes, through which the deflection of the hollow beam can be influenced is that due to the differently directed pressing forces generated deflection of the hollow beam at least substantially compensated becomes.
  • the direction of action of the inner support device especially in the resulting direction of action of the two outer support devices lie.
  • all three through the two outer Support devices and the inner support device applied Forces are at least essentially the same size, so that there is an equilateral Triangle of forces results.
  • the rows of support elements of the two outer support devices and inner support device have the same division and their support elements have the same piston surfaces.
  • the two outer supports and the inner support device can then, for example acted upon by the same, preferably variably adjustable pressure become.
  • the two outer supports and the inner Forces generated are consequently in balance, whereby the direction of action of the inner support device in the bisector between the two radial directions of action of the two outer Support devices lies.
  • the rows of support elements can be used the two outer supports again an equal division have and the support elements have the same piston surfaces.
  • the total piston area corresponding to the inner support device be adjusted. This can be done, for example, via the number of Support elements are made, the individual piston surfaces of these the inner Supporting device associated support elements preferably the same are as large as the individual piston surfaces of the support elements of the two outer support devices.
  • an isosceles triangle of forces is involved Execution of the shoe press roll, in which to generate a the resulting Force of the two outer support devices at least essentially compensating force the total piston area of the inner support device is adjusted accordingly, this total piston area also adjusted accordingly over the size of the individual piston surfaces become.
  • the row of support elements has the inner support device again the same division as the support element rows of the two outer ones Support devices. All rows of support elements can also be used again acted upon by the same, preferably variably adjustable pressure become.
  • the direction of action of the inner support device is also again in the bisector between the two radial directions of action of the two outer supports. Except for one possibly minor percentage deviation still present due to the selected standard piston diameter in the inner support device assigned row of support elements, which may not exactly match corresponds to the calculated diameter, all are again Powers in balance.
  • the resulting force can be generated two outer support devices at least substantially compensating Force again the total piston area of the inner support device be adjusted accordingly.
  • the direction of action of the inner support device is not in the bisector between the two radial directions of action of the two outer supports.
  • the two outer supports and the inner support device can again by the same preferably variably adjustable pressure can be applied. in the The result is that all forces are in balance again.
  • the pressure shoes can be viewed in the direction of web travel be the same width. This has the advantage that only one reserve shoe is required.
  • the control effort is somewhat greater.
  • the pressure profiles resulting in the different press nips can be adapted in the desired manner, for example, via a corresponding choice of the respective shoe width measured in the web running direction.
  • the pressure shoes can be equipped with a double piston pressure to vary the pressure profile in the press nip.
  • An advantageous embodiment is characterized in that the Press jacket of the shoe press roll viewed in the roll cross-sectional plane is guided offset to the hollow beam, which in particular larger shoe widths are possible.
  • the press jacket of the shoe press roll at least is polygonal in sections.
  • Such a polygonal jacket guide supports the water throwing off the press jacket.
  • a Water scraper is no longer required, which is particularly the case a confined space is an advantage.
  • Practice has shown that such a polygonal jacket guide is by no means disadvantageous affects the coat runtime.
  • Figure 1 shows a purely schematic, partially sectioned representation a first embodiment of a press arrangement for treating a Fibrous web 10, which is in particular a paper or Cardboard web can act.
  • the fibrous web 10 is in the area of a suction roll 12 by a Upper felt 14 taken from a wire belt 16 and then together with a bottom felt 18 extended a first in the web running direction L. Press nip S1 supplied. Following this, the fibrous web 10 together with the bottom felt 18 a second in the web running direction L fed press nip S2.
  • the two are in the direction of web travel L extended press gaps S1 and S2 between one below Shoe press roll 20 and two associated with it, in the area of Press nips S1 or S2 internally supported top press rolls 22, 24 formed, which in the present case are deflection compensation rollers acts (cf. in particular also FIG. 3). While the press roll 22 is arranged obliquely to the left above the shoe press roll 20 is, the further press roller 24 is obliquely right above the Shoe press roll 20 provided.
  • elongated press nip S2 Following the second in the direction of web travel L elongated press nip S2 becomes the fibrous web 10 in the area a deflection roller 30 designed as a suction roller from a drying wire 32 taken over and the first drying cylinder 34 of a dryer section fed.
  • the fibrous web 10 is connected to the first extended press nip S1 together with the bottom felt 18 guided around a suction roller 36 before it from the press roller 24th taken over and fed to the second extended press nip S2.
  • the shoe press roller 20 located at the bottom prevents twisting at its ends secured outer hollow beam 80, a circumferential around the hollow beam 80 flexible press jacket 82 and two support devices 84, through which the press jacket 82 in the area of the two press gaps S1 and S2 is supported on the inside.
  • the outer hollow carrier 80 which guides the press jacket 82 is also a Assigned non-rotatably mounted inner carrier 86.
  • the press jacket 82 by means of the two support devices 84 through the jacket of the Hollow support 80 is supported directly on the inner support 86.
  • the two support devices 84 each comprise at least one on outer hollow beam 80 guided press shoe 88 and several in a row Support elements 90 arranged transversely to the web running direction L, through which the press shoe 88 is supported directly on the inner carrier 86.
  • the Support elements 90 have radially inner, on or in the inner carrier 86 guided pistons 92. These support elements are at the radially outer end 90 coupled to the press shoe 88 via a respective joint.
  • By the two supporting devices 84 are preferably supporting forces variable and in particular by a Delta-P valve 94 in particular can also be set separately (cf. in particular FIG. 3).
  • the hollow beams are 80 and the inner carrier 86 at their ends in side supports or Stands 60 mounted equidistant from each other.
  • Bearing bushes 62 are pushed onto the two ends of the inner carrier 86, which have a spherical outer bearing surface and in a corresponding trained recording of the respective stand 60 added are.
  • the ends are formed by the spherical bearings of the inner carrier 44 relative to that which is fixedly mounted on the stands 60
  • Hollow beam 80 can be tilted so that the inner beam 86 can be freely bent can.
  • FIG. 2 differs from that of FIG. 1 initially in that it too the second extended press nip S2 is double felted.
  • the fibrous web 10 is thus between the bottom felt 14 and the top felt 16 passed through the second extended press nip S2.
  • both are those below Shoe press roll 20 as well as the front one viewed in web running direction L.
  • upper press roll 22 blind drilled and / or grooved.
  • the rear upper press roll 24 with at least one provided substantially closed surface, for example can have a so-called peeler reference.
  • the drainage of the extended press gap S1 is carried out by spinning off Water in channels 72, 74, what through the blind drilled or grooved Rolling 20, 22 is possible. As can be seen from FIG. 1, this takes place following the first elongated press nip S1 on both sides such drainage by spinning water, which is why the two Troughs 72, 74 are arranged on different sides of the fibrous web 10 are. Water wipers can also be provided in these channels be.
  • a suction cup 28 is provided to spin water to collect and / or the fibrous web 10 to the from the press nip S2 to suck out the bottom felt 18.
  • the channel 74 can in principle also provided as a combined gutter and web holding box be.
  • the press roll 24 in FIG. 1 is used to heat the fibrous web 10 heated.
  • Blow pipe 64 is provided, which is used to perform the web.
  • the second elongated press nip S2 in which the second elongated press nip S2 is felted twice, is also the rear Press roll 24 located above is blind-drilled and / or grooved. In this case is also the second extended press gap S2 by spinning off Water drained in channels 76, 78. As can be seen from the figure 2 is carried out following the second extended press nip S2 such a drainage on both sides by spinning water, for what the two channels 76, 78 on different sides of the from the Press nip S2 fiber web 10 are provided.
  • the dewatering to be effected via the felts can accordingly be less.
  • the press jacket 82 can at least be polygonal in sections.
  • the second one follows extended press nip S2 provided a sucker 66 through which the fibrous web in the area of the separation point from the upper felt 26 to the lower felt 18 is sucked in.
  • a sucker 66 through which the fibrous web in the area of the separation point from the upper felt 26 to the lower felt 18 is sucked in.
  • this sucker for example separating suction roller 95 indicated here by dashed lines be.
  • Support devices 54, 56 can each have the same pressure as that opposite support device 84 of the shoe press roll 20, 20 'can be acted upon.
  • the pressures for the respective extended press nips S1, S2 can be set separately or differently.
  • the upper felt 14 is connected to the first extended press nip S1 over a preferably pivotable felt guide roller 97.
  • the upper press rolls 22, 24 are driven.
  • the rear upper is Press roll 24 preferably with a higher power than the front upper Press roll 22 driven so that the press jacket 82, 40 of the shoe press roll 20, 20 '(see also Figures 3 to 5) and the present Case through both extended press nips S1, S2 felt 18 taut is.
  • the tension between the two forming the press nips S1, S2 Long gap presses are controlled by an appropriate control and / or regulation the press drives are kept at least substantially constant is.
  • the inlet gusset before the first extended press gap S1 is between the upper felt 14 passed through this press nip S1 and the front upper press roll 22 suitably vacuumed.
  • the roll supports of the shoe press roll 20, 20 'and the top two Press rolls 22, 24 are expediently with positive parts connected and quickly decoupled for a change of felt and roller.
  • At least one heating element 98 provided that it is, for example, a steam blow box can act.
  • the for internal support of the upper press rolls 22, 24 provided support devices 54 or 56 of the pressures generated via valve 94 be applied to p1 or p2.
  • FIG. 5 shows an enlarged, more detailed cross-sectional illustration of a Another embodiment of one in the press arrangement according to the figures 1 and 2 usable position stable shoe press roll 20 '.
  • the shoe press roll 20 'located underneath comprises a rotationally fixed one stored hollow carrier 38, a circumferential around the hollow carrier 38 flexible press jacket 40 and two a distance in the circumferential direction having outer support means 42 from each other, via which the Press jacket 40 in the area of the two elongated press gaps S1 and S2 is supported on the hollow support 38.
  • the outer hollow carrier 38 is a likewise non-rotatably mounted inner carrier 44 assigned to which the hollow support 38 on the inside via a support device 46 is supported so that one by the differently directed Pressing forces in the area of the two extended press nips S1 and Resulting deflection generated S2 at least substantially compensated becomes.
  • the inner one arranged between the hollow carrier 38 and the inner carrier 44 Support device 46 comprises at least one transverse to the web running direction L extending row of support members 48.
  • the two outer Support devices 46 each have at least one press shoe 50 and in each case again several in a direction extending transversely to the web running direction L.
  • each of the support members 48 and 52 each includes at least one cylinder / piston unit.
  • the direction of action of the inner support device 46 lies in the resulting direction of action of the two outer support devices 42.
  • the two outer Support devices 42 applied support forces at least substantially same size.
  • the radial directions of action are the two outer ones Support devices 42 offset by approximately 120 °.
  • the direction of action of inner support device 46 lies in the bisector between the two radial directions of action of the two outer support devices 42. In the present case, they are through the two outer supports 42 and the inner support 46 applied forces at least essentially the same size, so that they are an equilateral triangle of forces have.
  • the rows of support elements have the two outer ones Support devices 42 and the inner support device 46 are the same Division.
  • their support elements 52, 48 have the same piston surfaces on.
  • the two outer supports 42 and the inner support 46 are, for example, preferably variably adjustable by the same Pressure can be applied.
  • the deflection of the hollow beam 38 through the inner Support device 46 influenced so that one by the forces in the area the two press nips S1 and S2 generated deflection at least in is substantially compensated. So that the hollow beam 38 is no longer on bending, but only on shell deformation.
  • the press jacket can be used to support the centrifuging of water 40 in particular between the two elongated press gaps S1 and S2 be polygon-like again.
  • the fibrous web 10 is Upper felt 26 separated before being in the area of the suction roll 30 to the dryer fabric 32 is delivered.
  • the bottom felt 18 is also used in the figure 1 shown embodiment along a sloping runout led to the second extended press nip S2.

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EP99106354A 1998-04-15 1999-03-29 Dispositif de pressage Withdrawn EP0950759A3 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE19816673 1998-04-15
DE29811048U DE29811048U1 (de) 1998-04-15 1998-04-15 Pressenanordnung
DE19816673A DE19816673A1 (de) 1998-04-15 1998-04-15 Preßwalze sowie Pressenanordnung mit wenigstens einer solchen Preßwalze
DE1998127483 DE19827483A1 (de) 1998-06-19 1998-06-19 Pressenanordnung
DE29811048U 1998-06-19
DE19827483 1998-06-19

Publications (2)

Publication Number Publication Date
EP0950759A2 true EP0950759A2 (fr) 1999-10-20
EP0950759A3 EP0950759A3 (fr) 2000-11-29

Family

ID=27218291

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99106354A Withdrawn EP0950759A3 (fr) 1998-04-15 1999-03-29 Dispositif de pressage

Country Status (3)

Country Link
US (1) US6332955B1 (fr)
EP (1) EP0950759A3 (fr)
JP (1) JPH11323761A (fr)

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US6513425B1 (en) * 1999-05-05 2003-02-04 Metso Paper Karlstad Ab Assembly for positioning a heater in a relation to a roll, and a press device with such an assembly
DE50110372D1 (de) 2000-03-13 2006-08-17 Voith Paper Patent Gmbh Pressanordnung
FI117981B (fi) * 2002-12-20 2007-05-15 Upm Kymmene Corp Paperikoneen tai vastaavan nippijärjestely
US8241543B2 (en) 2003-08-07 2012-08-14 The Procter & Gamble Company Method and apparatus for making an apertured web
FI120745B (fi) * 2005-10-24 2010-02-15 Metso Paper Inc Vedenpoistosovitelma rainanmuodostuskoneen puristinosalla
US9067357B2 (en) 2010-09-10 2015-06-30 The Procter & Gamble Company Method for deforming a web
US9220638B2 (en) 2010-09-10 2015-12-29 The Procter & Gamble Company Deformed web materials
AT509992B1 (de) * 2010-10-27 2012-01-15 Andritz Ag Maschf Vorrichtung und verfahren zur trocknung von faserstoff
US20120276238A1 (en) 2011-04-26 2012-11-01 John Brian Strube Apparatus for Deforming a Web
US8657596B2 (en) 2011-04-26 2014-02-25 The Procter & Gamble Company Method and apparatus for deforming a web
US20150173956A1 (en) 2013-12-20 2015-06-25 The Procter & Gamble Company Method for fabricating absorbent articles
WO2015094459A1 (fr) 2013-12-20 2015-06-25 The Procter & Gamble Company Procédé pour fabriquer des articles absorbants
US20170296396A1 (en) 2016-04-14 2017-10-19 The Procter & Gamble Company Absorbent article manufacturing process incorporating in situ process sensors
EP3840709B1 (fr) 2018-08-22 2023-11-15 The Procter & Gamble Company Article absorbant jetable
CN109385773B (zh) * 2018-09-29 2020-06-16 南京玻璃纤维研究设计院有限公司 一种制造特种无机保温毡的方法及装置

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JPH11323761A (ja) 1999-11-26
US6332955B1 (en) 2001-12-25

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