CN102348850A - Steam-heated drying cylinder having internal strips for increasing the heat capacity - Google Patents
Steam-heated drying cylinder having internal strips for increasing the heat capacity Download PDFInfo
- Publication number
- CN102348850A CN102348850A CN2010800120003A CN201080012000A CN102348850A CN 102348850 A CN102348850 A CN 102348850A CN 2010800120003 A CN2010800120003 A CN 2010800120003A CN 201080012000 A CN201080012000 A CN 201080012000A CN 102348850 A CN102348850 A CN 102348850A
- Authority
- CN
- China
- Prior art keywords
- lath
- drying
- retaining ring
- interference
- side shell
- 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.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/021—Construction of the cylinders
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F5/00—Dryer section of machines for making continuous webs of paper
- D21F5/02—Drying on cylinders
- D21F5/022—Heating the cylinders
- D21F5/028—Heating the cylinders using steam
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- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a steam-heatable drying cylinder (1) for drying a material web, in particular a paper, cardboard, or tissue web, comprising an inner chamber having a lateral surface (1.1) and a device for increasing the heat transfer from the inner chamber to the lateral surface (1.1). The device (10) comprises a plurality of interfering strips (2), which are arranged in the circumferential direction, oriented axially and are in contact with the lateral surface (1.1), and at least one retaining ring (3) which has a tension element (4) and extends in the circumferential direction. The retaining ring (3) interacts with the tension element (4) such that a radial tension force of the at least one retaining ring (3) acting on the interfering strips (2) is generated. The interfering strips (2) are U-shaped, the open sides thereof pointing toward the lateral surface (1.1). The invention is characterized in that the at least one retaining ring (3) is interlocked with at least part of the interfering strips (2).
Description
Technical field
The present invention relates to the steam heated drying of a kind of ability, be used for the dry wood web, especially paper web, board web or web of tissue paper.Drying comprises the inner space that has side shell face and is used to improve the device that transmit to the heat of side shell face in space internally; Wherein, Said device is upwards being arranged by a plurality of in week; Axial orientation and interference lath contact side shell face and at least one circumferential extension in edge; The retaining ring that has at least one tension element constitutes; Wherein, Said at least one retaining ring and the acting in conjunction as follows of said at least one tension element; Promptly; Produce the radial tension that disturbs on the lath that affacts of said at least one retaining ring; And wherein; Disturb lath to be configured to U type section bar, the open side of U type section bar is pointed to side shell face.
Background technology
The drying that has these devices is by known.Therefore a kind of this type device has been described in document EP 1362951.Disturb lath to form by pipe and press against on the inwall through retaining ring with rectangular cross section.In order to disturb lath and retaining ring to adhere to, in disturbing lath, be useful on the boring of holding pin, these pins are tightened with retaining ring again or are connected by counterpart.
In other known solution, disturb lath directly to be connected with tube side shell.
The defective of embodiment of the prior art is that it is expensive setting up and disturbing lath and retaining ring or being connected of tube side shell, and in addition, needs the long set-up time.Known system needs high material input and very heavy accordingly therewith.This point especially makes when installation and removal handles the difficulty that becomes.Other defective of the prior art is to disturb lath fixing on the side shell face of the inside of drying.Disturb lath may move at run duration.
Summary of the invention
Task of the present invention is: be provided for connecting with low cost, the variable solution of disturbing lath and retaining ring on the one hand, the modular construction that this solution has also realized need not the simple installation and removal of specialist tools and realized device; And guaranteed the reliable arrangement of lath cage in drying on the other hand.
According to the present invention, this task solves to this type drying as follows, that is, said at least one retaining ring is disturbed a part of shape of lath sealed to be connected with said at least (formschl ü ssig).
Through having realized retaining ring according to solution of the present invention and having disturbed lath rapidly and the installation of tool free.This simple structure of said device is made up of different component seldom, thereby makes and to be feasible and to be simplified from the standardization of economic angle.Also cause the cost of the relative known devices of this device to reduce thus.Through disturbing lath to be arranged to the side shell face of open side on the U type, improved at the leg of U type section bar and the compressive load per unit area between the side shell face and thereby guaranteed the reliable position of interference lath towards drying.Especially sealed connection is favourable to this point about foundation shape of the present invention.
In favourable actual embodiment, the interference lath has permanent opening and said at least one retaining ring has fixed tabs.It is sealed that permanent opening and fixed tabs constitute shape together.The cross section of permanent opening may be embodied to circle, perhaps preferred rectangle or square.Fixed tabs is preferably implemented as the shape with respective complementary.Fixed tabs can be the independent member of being installed on each retaining ring, perhaps when making each retaining ring by a blank production.
In favourable design, the sealed connection of such shape is implemented to and has the free degree in the radial direction.Therefore disturb lath relatively retaining ring moving in the radial direction, so that compensate the for example little geometrical shape difference of member.But on axial direction and upwards then basically can not relative motion in week.
Advantageously, disturb the permanent opening of lath and the fixed tabs of retaining ring to be arranged in pairs respectively.
According to the embodiment that substitutes, permanent opening is in the retaining ring, and fixed tabs is in to be disturbed in the lath.
Yet the quantity that permanent opening in disturbing lath or fixed tabs quantity equal to be preferably greater than retaining ring at least.Thus, can on axial direction, adjust the spacing of retaining ring in flexibility and changeability ground, and needn't on the interference lath, make change.Therefore for example the spacing in the fringe region of drying can be selected less than the spacing in zone line.
Advantageously, disturb lath process by U template bar and the open side of U template bar towards the side shell planar orientation of drying.Disturb the contact-making surface of the leg of lath on the whole length of each interference lath, to extend.
In order to disturb lath to remain on the side shell face reliably, the leg width that disturbs lath is in 0.8mm arrives the scope of 6mm, especially in 1.5mm arrives the scope of 3mm.Process by sheet metal as if U type section bar, so the corresponding sheet metal thickness of leg width.In the embodiment of reality, sheet metal thickness for example is 2mm.
The height that disturbs lath is in the scope of 3mm to 30mm, preferably in 5mm arrives the scope of 12mm.In the embodiment of reality, disturbing the height of lath is 8mm.
The width that disturbs lath is in the scope of 8mm to 50mm, preferably between 12mm and 30mm.In the embodiment of reality, disturbing the width of lath is 20mm.
Certified is to disturb this geometry of lath very effective to the heat transmission raising of side shell about the vapor space from drying.The condensate ring that when the vapours condensation, forms is disturbed best.
In the practical design flexible program, disturb the contact-making surface of the leg of lath only to abut on the side shell face sectional type.In this case, contact-making surface has the bounce-back part.
If the seamed edge of the contact-making surface of the contact side shell face of leg is designed to sharp edge, be favourable for disturbing lath to remain on the side shell face of drying reliably." sharp edge " refers to the seamed edge that after machining, is removed burr.Radius is less than 0.5mm.Lath cage friction is sealed to be maintained on the side shell face of drying (reibschl ü ssig).
Retaining ring is processed by U template bar worthily.
In the embodiment of reality, retaining ring is made up of one or more maintenance ring portion sections.The quantity that keeps the ring portion section is preferably corresponding to prime number.Thus, do not produce or only slight produce unbalance.Particularly advantageous is that retaining ring keeps the ring portion section to form by three.This system has self-centering characteristic.Retaining ring is advantageously rotated symmetrically and is implemented.
Between said one or more maintenance ring portion sections, be furnished with at least one tension element respectively.Tension element may be embodied to cylindrical spring or helical spring, and disturbs the pressing force of lath to the side shell face of drying to disturbing on the lath and producing thus producing radial tension under the state of packing into.
In other practical design scheme, be furnished with tension element and the Connection Element that keeps the ring portion section to couple together in the both sides of tension element.
Connection Element is implemented as follows, that is, the spacing of Connection Element can change and thus the length of tension element can change.If for example use cylindrical spring as tension element, Connection Element can have been implemented two contact pin respectively and held tensioning bolt so.Now, can shorten the spacing of Connection Element and compress cylindrical spring thus by the tensioning bolt that connects said Connection Element.Under this state that is tensioned, the diameter of retaining ring is less, thus, can make retaining ring, or comprises that the lath cage that disturbs lath and have the retaining ring of tension element is easily mounted in the drying.Under the state that is loaded into, tensioning bolt is removed load, and brings the lath cage into run location thus.The layout of tension element and Connection Element is selected as follows, that is, make the expansion line of action of force that affacts on the maintenance ring portion section consistent with the axis of tension element basically.Thus, avoided affacting the moment of flexure that keeps on the ring portion section because of expansionary force.
In preferred embodiment, drying can be equipped with a plurality of lath cage modules.The characteristic of lath cage module is that the length of interference lath is smaller than the side shell face of the inner space of the drying that on axial direction, has length L.Thus, on axial direction can before and after a plurality of identical lath cage modules of one after the other packing into.Through this module structure mode, simplified to produce and reduced to produce spending.
Thus, in order to assemble the drying that has the lath cage, can use a plurality of identical lath cage modules.Only need in the length edge region of these lath cages to get final product with the length coupling of drying.At this, the sort of wherein permanent opening in disturbing lath of preferred practice or fixed tabs quantity are greater than the design variant scheme of retaining ring quantity.Through this embodiment, can make the spacing edge region internal ratio of retaining ring in the middle part, implement closelyr.
In preferred embodiment, each root disturb the length of lath and thus the length of lath cage module be 2 meters.In zone line, the spacing of retaining ring is 500mm, is 250mm in the edge region.
Disturb lath and retaining ring to process by identical or material different.Material can be suitable be metal material, like steel, stainless steel, brass, or nonmetallic materials, like plastics, fibre reinforced materials etc.
Description of drawings
Other feature and advantage of the present invention are with reference to drawing in the description subsequently of accompanying drawing by preferred embodiment.
Wherein:
Fig. 1 show according to of the present invention exemplary have lath cage module, can steam-heated drying;
Fig. 2 shows the exemplary embodiment according to lath cage of the present invention with the mode perpendicular to the cross section of the longitudinal axis of drying;
Fig. 3 show a part of disturbing lath exemplary, according to embodiment of the present invention;
Fig. 4 show keep a ring portion section part exemplary, according to embodiment of the present invention;
Fig. 5 shows the section X-X of embodiment of the maintenance ring portion section part of Fig. 4;
Fig. 6 shows the tension element that has two Connection Elements;
Fig. 7 shows the side view of Fig. 6 with the mode of profile.
The specific embodiment
Fig. 1 show the foundation of paper machine of the present invention, can steam-heated drying 1, this drying has the lath cage 10 of packing in the portion space within it.Disturb lath 2 axially, that is to say, the longitudinal axis that is parallel to drying 1 is arranged, and is pressed on the side shell face 1.1 with four retaining rings 3.Retaining ring 3 is by keeping ring portion section 3.1 to form.In order to produce radial tension, keep the ring portion section to push open each other these through helical spring or cylindrical spring 4 to disturbing on the lath 2.In this example, keeping ring portion section 3.1 and disturbing on each crosspoint between the lath 2 all to have the sealed connection of shape.Retaining ring 3 is equidistantly arranged.Suitable is, in these retaining ring edge region than in zone line, arranging closelyr.To wideer paper machine, shown in lath cage 10 also can form lath cage module.Form the lath cage of wide drying then by a plurality of lath cage modules 10 that are arranged side by side.This lath cage module 10 is preferably equally wide.Thus, can be with the synthetic lath cage of identical module groups.Do not correspond in the length of the inner space of tube under the situation of integral multiple of lath cage module width, that segment length assembling that lacks has the lath cage of suitable width.
Fig. 2 has schematically shown lath cage 10 with the mode perpendicular to the cross section of the longitudinal axis of drying 1.Retaining ring 3 keeps ring portion section 3.1,3.2,3.3 to form by three, and these three keep the ring portion section effectively to connect through the tension element that is configured to helical spring 4.For clarity sake, be not illustrated in the Connection Element 8,9 that keeps between ring portion section 3.1,3.2,3.3 and the tension element 4.Disturb lath 2 to be disposed on the excircle of retaining ring 3 and be configured to U type section bar.
Fig. 3 shows the part of the interference lath 2 that is implemented as U type section bar.Leg width 5 is 2mm, and disturbing lath height 5.2 is that 8mm and interference lath width 5.1 are 20mm.The permanent opening 7 that disturbs lath back 5.4 to have paired layout.Show two pairs of such permanent openings 7 in this embodiment.
Fig. 4 shows the sectional view of the maintenance ring portion section 3.1 with three fixed tabs 6.Fixed tabs 6 with disturb lath to process by a material jointly, for example they are that the stainless steel materials of 2mm is processed by thickness.The spacing of fixed tabs 6 has different values.But preferably these spacings have identical value.
Fig. 5 shows the side view that keeps ring portion section 3.1 along the cutting line X-X among Fig. 4.Can identify, keep the ring portion section also to process by U type section bar.Each leg appearss as the fixed tabs 6 of arranging, it is sealed that the permanent opening of these fixed tabs and interference lath 2 forms each shape together to 7.
It is the tension element 4 that is arranged in the cylindrical spring 4 between Connection Element 8 and 9 that Fig. 6 shows form.Connection Element 8,9 has respectively: the tension element receiving member 8.4 that is used to hold cylindrical spring 4; And two supporting convex portions 8.1,9.1; With the centering contact pin 8.2,9.2 that is used for and each maintenance ring portion section 3.1,3.2 is pegged graft.In addition, Connection Element 8,9 has tensioning contact pin 8.4,9.4 horizontal expansion, that be used for holding tensioning bolt 11.Cylindrical spring 4 is tensioned through shortening tensioning bolt 11, and the diameter of retaining ring 3 diminishes.Tensioning bolt 11 is positioned in the grooving of tensioning contact pin 8.4,9.4.Inclined-plane 8.5,9.5 is set as the safeguard measure that prevents tensioning bolt 11 side direction landings.
Fig. 7 shows the side view of Fig. 6 with the mode of profile.Tension element receiving member 8.3 is implemented as circular hollow body.Centering contact pin 8.2 is embedded in the U type section bar of retaining ring 3.1,3.2 and on the axial direction of drying 1, makes retaining ring and tension element 4 centerings.Keep the back of the U type section bar of ring portion section 3.1,3.2 to be clamped in the gap that forms by centering contact pin 8.2,9.2 and supporting convex portion 8.1,9.1.At this, supporting convex portion 8.1,9.1 structure moulding so promptly, makes the gap shrink along the direction that pushes that keeps ring portion section 3.1,3.2.Thus, guarantee easy installation property on the one hand, guaranteed to keep the secure placement of ring portion section 3.1,3.2 on the other hand.
Reference numerals list:
1 drying
1.1 side shell face
2 disturb lath
3 retaining rings
3.1 keep the ring portion section
3.2 keep the ring portion section
3.3 keep the ring portion section
4 tension elements
The 5 leg width that disturb lath
5.1 disturb the lath width
5.2 disturb the lath height
5.3 leg
5.4 disturb the lath back
6 fixed tabs
7 permanent openings
8 Connection Elements
8.1 supporting convex portion
8.2 centering contact pin
8.3 tension element receiving member
8.4 tensioning contact pin
8.5 inclined-plane
9 Connection Elements
9.1 supporting convex portion
9.2 centering contact pin
9.3 tension element receiving member
9.4 tensioning contact pin
9.5 inclined-plane
10 devices, the lath cage
11 tensioning bolts
Claims (15)
1. can steam-heated drying (1); Be used for the dry wood web; Especially paper web; Board web or web of tissue paper; Said drying comprises the inner space that has side shell face (1.1) and is used for improving the device that transmits to the heat of said side shell face (1.1) from said inner space; Wherein, Said device (10) is upwards being arranged by a plurality of in week; Axial orientation and the circumferential extension of interference lath (2) that contact said side shell face (1.1) and edge; At least one retaining ring (3) that has at least one tension element (4) is formed; Wherein, Said at least one retaining ring (3) and said at least one tension element (4) acting in conjunction as follows; Promptly; Produce the radial tension on the said interference lath of affacting of said at least one retaining ring (3) (2); And wherein; Said interference lath (2) is configured to U type section bar; The open side of said U type section bar is pointed to said side shell face (1.1); It is characterized in that said at least one retaining ring (3) is connected with a part of shape of said interference lath (2) at least sealedly.
2. drying according to claim 1 is characterized in that, said interference lath (2) has permanent opening (7), and said at least one retaining ring (3) has fixed tabs (6), and it is sealed that said permanent opening and said fixed tabs form shape jointly.
3. drying according to claim 2 is characterized in that, said shape is locked together in has the free degree in the radial direction.
4. according to each described drying in the aforementioned claim, it is characterized in that said permanent opening (7) and said fixed tabs (6) are arranged in pairs respectively.
5. according to each described drying in the aforementioned claim, it is characterized in that the quantity of said permanent opening (7) is greater than the quantity of said fixed tabs (6).
6. according to each described drying in the aforementioned claim, it is characterized in that, the leg (5.3) of said interference lath (2) have 0.8mm in the 6mm scope, especially at the leg width (5) of 1.5mm in the 3mm scope.
7. according to each described drying in the aforementioned claim, it is characterized in that the leg (5.3) of said interference lath (2) abuts on the said side shell face (1.1) at least sectional type.
8. drying according to claim 7 is characterized in that, the seamed edge of the face of the said side shell of the contact face (1.1) of said leg (5.3) is implemented as sharp edge.
9. according to each described drying in the aforementioned claim, it is characterized in that said at least one retaining ring (3) is processed by U template bar.
10. according to each described drying in the aforementioned claim, it is characterized in that said at least one retaining ring (3) is made up of one or more maintenance ring portion sections (3.1).
11. drying according to claim 10 is characterized in that, the quantity of said maintenance ring portion section (3.1) is corresponding to prime number.
12. drying according to claim 10 is characterized in that, between said one or more maintenance ring portion sections (3.1), is furnished with at least one tension element (4) respectively.
13. drying according to claim 12 is characterized in that, is furnished with in the both sides of said tension element (4) to be used for the Connection Element (9) that is connected with said maintenance ring portion section (3.1,3.2,3.3).
14. drying according to claim 13 is characterized in that, the spacing of said Connection Element (9) is that the length of tension element that can change and said thus (4) can change.
15., it is characterized in that the said side shell face (1.1) of said inner space has the L that is shorter in length than of length L and said interference lath (2) according to each described drying in the aforementioned claim on axial direction.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200910001593 DE102009001593A1 (en) | 2009-03-17 | 2009-03-17 | Steam-heated drying cylinder with internal strips to increase the heat output |
| DE102009001593.0 | 2009-03-17 | ||
| PCT/EP2010/052386 WO2010105895A1 (en) | 2009-03-17 | 2010-02-25 | Steam-heated drying cylinder having internal strips for increasing the heat capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102348850A true CN102348850A (en) | 2012-02-08 |
Family
ID=42338310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800120003A Pending CN102348850A (en) | 2009-03-17 | 2010-02-25 | Steam-heated drying cylinder having internal strips for increasing the heat capacity |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2408964B1 (en) |
| CN (1) | CN102348850A (en) |
| BR (1) | BRPI1006201B1 (en) |
| DE (1) | DE102009001593A1 (en) |
| WO (1) | WO2010105895A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611977A (en) * | 2015-02-10 | 2015-05-13 | 轻工业杭州机电设计研究院 | Paper machine drying cylinder with brazing ribbed reinforcement structure and manufacturing method of paper machine drying cylinder |
| CN111226005A (en) * | 2017-10-10 | 2020-06-02 | 福伊特专利有限公司 | Drying cylinder of paper machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9562324B2 (en) | 2011-05-03 | 2017-02-07 | Gregory L. Wedel | Turbulence bar assembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4195417A (en) * | 1979-01-19 | 1980-04-01 | Beloit Corporation | Dryer drum with magnetic spoiler bars |
| US4542593A (en) * | 1983-03-01 | 1985-09-24 | Valmet Oy | Apparatus for improving heat transfer in drying cylinders of a paper machine and method for assembling the same |
| DE4311936A1 (en) * | 1993-04-10 | 1993-10-07 | J M Voith Ag St Poelten | Balancing weight positioning system for roller, drum or cylinder casing - using hard positioning pins with pointed ends for penetrating material of cylinder inside wall around central support. |
| US5528838A (en) * | 1994-03-25 | 1996-06-25 | The Johnson Corporation | Insulated dryer drum |
| EP1362951A2 (en) * | 2002-05-17 | 2003-11-19 | The Johnson Corporation | An apparatus for increasing the transfer of thermal energy through the inner surface of a hollow cylindrical dryer of a papermaking machine to the outer surface of the dryer |
| CN101098996A (en) * | 2005-01-05 | 2008-01-02 | 沃依特专利有限责任公司 | Device and method for producing and/or transforming a web of fibrous material |
| CN101194069A (en) * | 2005-05-13 | 2008-06-04 | 沃依特专利有限责任公司 | Drying cylinder |
-
2009
- 2009-03-17 DE DE200910001593 patent/DE102009001593A1/en not_active Withdrawn
-
2010
- 2010-02-25 CN CN2010800120003A patent/CN102348850A/en active Pending
- 2010-02-25 EP EP10705871A patent/EP2408964B1/en not_active Not-in-force
- 2010-02-25 WO PCT/EP2010/052386 patent/WO2010105895A1/en active Application Filing
- 2010-02-25 BR BRPI1006201-7A patent/BRPI1006201B1/en active IP Right Grant
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4195417A (en) * | 1979-01-19 | 1980-04-01 | Beloit Corporation | Dryer drum with magnetic spoiler bars |
| US4542593A (en) * | 1983-03-01 | 1985-09-24 | Valmet Oy | Apparatus for improving heat transfer in drying cylinders of a paper machine and method for assembling the same |
| DE4311936A1 (en) * | 1993-04-10 | 1993-10-07 | J M Voith Ag St Poelten | Balancing weight positioning system for roller, drum or cylinder casing - using hard positioning pins with pointed ends for penetrating material of cylinder inside wall around central support. |
| US5528838A (en) * | 1994-03-25 | 1996-06-25 | The Johnson Corporation | Insulated dryer drum |
| EP1362951A2 (en) * | 2002-05-17 | 2003-11-19 | The Johnson Corporation | An apparatus for increasing the transfer of thermal energy through the inner surface of a hollow cylindrical dryer of a papermaking machine to the outer surface of the dryer |
| CN101098996A (en) * | 2005-01-05 | 2008-01-02 | 沃依特专利有限责任公司 | Device and method for producing and/or transforming a web of fibrous material |
| CN101194069A (en) * | 2005-05-13 | 2008-06-04 | 沃依特专利有限责任公司 | Drying cylinder |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104611977A (en) * | 2015-02-10 | 2015-05-13 | 轻工业杭州机电设计研究院 | Paper machine drying cylinder with brazing ribbed reinforcement structure and manufacturing method of paper machine drying cylinder |
| CN111226005A (en) * | 2017-10-10 | 2020-06-02 | 福伊特专利有限公司 | Drying cylinder of paper machine |
| CN111226005B (en) * | 2017-10-10 | 2022-02-18 | 福伊特专利有限公司 | Drying cylinder of paper machine |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009001593A1 (en) | 2010-09-23 |
| BRPI1006201B1 (en) | 2019-06-25 |
| EP2408964B1 (en) | 2013-01-02 |
| BRPI1006201A2 (en) | 2018-03-27 |
| WO2010105895A1 (en) | 2010-09-23 |
| EP2408964A1 (en) | 2012-01-25 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120208 |