WO2021063555A1 - Anlage und verfahren zur aufbringung von leim auf einen faserstoff - Google Patents
Anlage und verfahren zur aufbringung von leim auf einen faserstoff Download PDFInfo
- Publication number
- WO2021063555A1 WO2021063555A1 PCT/EP2020/068602 EP2020068602W WO2021063555A1 WO 2021063555 A1 WO2021063555 A1 WO 2021063555A1 EP 2020068602 W EP2020068602 W EP 2020068602W WO 2021063555 A1 WO2021063555 A1 WO 2021063555A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nozzle
- cyclone
- gluing device
- cone
- glue
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
- B27N1/0263—Mixing the material with binding agent by spraying the agent on the falling material, e.g. with the material sliding along an inclined surface, using rotating elements or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/70—Spray-mixers, e.g. for mixing intersecting sheets of material
- B01F25/72—Spray-mixers, e.g. for mixing intersecting sheets of material with nozzles
- B01F25/721—Spray-mixers, e.g. for mixing intersecting sheets of material with nozzles for spraying a fluid on falling particles or on a liquid curtain
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/22—Apparatus in which the axial direction of the vortex is reversed with cleaning means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
- B27N1/029—Feeding; Proportioning; Controlling
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/02—Pretreatment of the raw materials by chemical or physical means
- D21B1/023—Cleaning wood chips or other raw materials
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
- B04C2009/008—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with injection or suction of gas or liquid into the cyclone
Definitions
- the invention relates to a method for applying glue to a fiber material, in which a raw material to be processed, e.g. wood chips, is fed in a fiber material-steam mixture via a blow line from a refiner to a gluing device and on to a dryer.
- the invention also relates to a system for processing fibrous materials with a refiner which is connected to a dryer via a blow line, a gluing device being arranged in the blow line.
- the production of fiber materials typically includes the working steps of producing the fiber material, gluing, drying and finally shaping or pressing.
- the raw material e.g. wood chips
- the raw material e.g. wood chips
- a pre-steamer e.g. a pre-steamer
- acetic acids and small amounts of acetane hydride can be formed.
- the wood chips are then shredded in a refiner, e.g. a disc refiner, and then fed to a dryer via a blow line in which the glue is applied by spraying in the adhesive.
- a plurality of glue nozzles are arranged in a ring around the blow line.
- Urea-formaldehyde resins (UF) which can be reinforced with melamine and / or phenol, or methylenediphynyl diisocyanates (MDI) are used as adhesives.
- EP 2 179826 B1 discloses a system or method, wherein lignocellulose-containing comminution products are fed to a gluing device following the dryer. In order to prevent products from sticking in the lines, there is a swirl flap in the pipeline to ensure a rotating air flow in the gluing zone, the gluing zone opening concentrically in a transport pipeline and a further air flow to be introduced through the annular gap formed in this way.
- AT 514329 B1 describes a system or a method for processing fibrous materials with a refiner which is connected to a dryer via a blow line, characterized in that a device for Discharge of part of the steam is arranged.
- This invention is based on the object of preventing the fibers from clumping, which is achieved by the open connection of the refiner and the dryer through the blow line.
- a device for adding the pulp-steam mixture is arranged in the blow line upstream of the dryer.
- JPFI04148904A discloses a coating granulator.
- a dispersion nozzle is attached to a granulation chamber.
- a powder is fed to the dispersion nozzle via a nozzle.
- a gap is formed between the nozzle and the dispersion nozzle, through which the mixed gas, which is under pressure from the surrounding gas box and consists of coating material and binding agent, is fed to the dispersion nozzle.
- Binder and coating material are evenly distributed on the surface of the powder in the gas box or in the area of the gap between the nozzle and the dispersion nozzle.
- the gas then flows into the granulation chamber.
- the granulation chamber is fed with gas tangentially via a blower - to create a rotational flow in the granulation chamber.
- the powder follows the rotating flow in the granulation chamber, causing agglomeration.
- DE19930800 A1 discloses a method for the production of fiberboard, whereby fibers are conveyed with steam pressure through a blow-line into a tube dryer and the end section of the tube dryer is designed as a glue-wetting zone.
- the transport speed of the fiber mixture is reduced by enlarging the pipe dryer flow cross-section and a turbulent flow is generated and the turbulence is further increased by injecting additional air.
- EP2431144 A1 describes a method and a device for wet gluing of wood fibers, the wood fibers being transported into the gluing zone within a conveying pipe in a stream of saturated steam.
- the aim of the invention is a system or a method which allows an efficient distribution of the glue on the pulp in a pulp-steam mixture.
- the best possible use of chemicals or glue is to be achieved, with a low level of soiling of the inner wall of the gluing device minimal energy loss, ie a minimal loss of pressure in the gluing device.
- the fiber-steam mixture is fed to the gluing device in a circumferential direction and the fiber-steam mixture in the gluing device forms a swirling flow around and along an axis of the gluing device.
- the gluing device typically has an essentially rotationally symmetrical inner contour around the axis of the gluing device, the rotational symmetry axis defining the axis of the gluing device.
- the fiber-steam mixture is fed to the gluing device on the circumference in the circumferential direction and is carried out in the direction of the axis of the gluing device.
- the fiber-vapor mixture forms a swirl flow around and along an axis of the gluing device.
- a swirl flow is applied in an energy-efficient manner, i.e. with a low pressure loss, and advantageous compared to prior art solutions such as a swirl flap.
- the glue is applied to the fibrous material in a gluing device designed as a cyclone, the cyclone comprising an entry area, a cone and a cone exit area.
- the cyclone is a favorable embodiment of a gluing device which has an essentially rotationally symmetrical inner contour around the axis of the gluing device. The cyclone allows a low pressure loss and an energy-efficient formation of the swirl flow in the gluing device.
- the cyclone advantageously comprises a dip tube, with part of the steam of the pulp-steam mixture being able to be discharged from the cyclone via the dip tube.
- steam with a high energy content can be discharged from the gluing device or the cyclone via the dip tube and used efficiently in the system, in particular in the pre-steamer and / or in the cooker, and allows energy to be recovered.
- the pulp is typically passed through a pre-steamer, a digester and a refiner connected to the dryer via a blow line.
- the cyclone can also be designed without a dip tube.
- a favorable embodiment of the method is characterized in that the glue is fed to at least one nozzle via a nozzle tube, the nozzle tube being near and preferably in the direction of an axis of symmetry of the cyclone is formed along the symmetry axis of the cyclone and the at least one nozzle is arranged in a fiber-poor region, preferably in the cone outlet region.
- the fibrous material of the fibrous material-vapor mixture being concentrated on or near the inner wall of the gluing device or the cyclone and correspondingly forming a fiber ring on the inner wall.
- the glue can be applied from the inside onto the fiber material or onto the fiber ring and advantageously allows efficient distribution or Application of the glue with the best possible use of chemicals or glue and a low level of soiling of the inner wall of the gluing device.
- the glue can be sprayed in the direction of the axis of the gluing device and / or in the direction of an inner wall of the gluing device, ie from the inside radially outward in the direction of the fiber ring.
- This arrangement of the nozzle in the fiber-poor interior of the swirl flow is also advantageous, for example along the axis of the gluing device, in the cone outlet area, since the nozzles are arranged in a fiber-poor area.
- the nozzles are exposed to far less abrasion by the fiber material.
- nozzles are subject to abrasion by the fibrous material and must be protected by appropriate measures, for example no protrusion or protrusion of the nozzles into the flow space when the nozzles are arranged in the wall area of the gluing device.
- the glue is supplied to the nozzle or nozzles via a nozzle tube, which can be guided through the dip tube if the dip tube is present, this allowing minimal influence or disturbance of the swirl flow within the gluing device or the cyclone.
- a favorable embodiment of the method is characterized in that live steam is also supplied to the at least one nozzle.
- live steam is advantageously used as the propellant.
- pollutants such as VOC (volatile organic compounds), for example, can be dissolved from the pulp or pass into the vapor phase in the refiner. This leads to a pollutant load in the Vapor phase, which is separated from the material to be processed in the dryer and which requires environmentally friendly processing or cleaning.
- Live steam is advantageously used as the propellant of the two-substance nozzle, as a result of which unloaded live steam is fed to the gluing device or the cyclone in the cone outlet area.
- contaminated steam of the fiber-steam mixture can be discharged through the dip tube from the gluing device or the cyclone and used in the system, in particular in the pre-steamer and / or the digester.
- a fiber-steam mixture can be fed to the dryer, which has a lower pollutant load than the fiber-steam mixture that is fed to the gluing device.
- Another favorable embodiment of the method is characterized in that the glue is fed to at least one nozzle in the area of the cone, preferably in the cone exit area, the nozzle being arranged in the cone.
- the at least one nozzle is arranged in the wall of the cone and the glue is applied to the fibrous material or to the fibrous ring, advantageously providing an efficient distribution or application of the glue.
- the aim of the invention is also a system for the efficient processing of pulp with a refiner, which is connected to a dryer via a blow line, a gluing device being arranged in the blow line.
- the gluing device comprises an entry area on the circumference of the gluing device and an exit area formed in the axial direction of the gluing device.
- this allows an efficient distribution of the glue on the fiber, achieving the best possible use of chemicals or glue, since the fiber-vapor mixture supplied to the gluing device in the inlet area on the circumference and in the circumferential direction has a swirling flow around and along an axis the gluing device, the fiber-steam mixture leaving the gluing device in the axial direction through the exit area.
- the gluing device is a cyclone, the cyclone comprising the entry area, a cone and an exit area designed as a cone exit area.
- the cyclone advantageously has an im essential rotationally symmetrical inner contour, the axis of rotational symmetry defining the axis of the gluing device or the cyclone.
- the fiber-vapor mixture supplied on the circumference in the circumferential direction of the gluing device via the inlet area forms a swirl flow around and along the axis of the gluing device and is carried out in the direction of the axis of the gluing device via the cone outlet area. This is done in an energy-efficient manner, ie with a low pressure loss. If the cyclone is designed with a dip tube, part of the steam of the fiber-vapor mixture can also be discharged from the cyclone via the dip tube.
- steam with a high energy content can be discharged from the gluing device or the cyclone via the dip tube and used efficiently in the system, in particular in the pre-steamer and / or the cooker.
- the cyclone can also be designed without an immersion tube.
- the cyclone comprises a nozzle pipe and the nozzle pipe is formed near and in the direction of an axis of symmetry of the cyclone, the nozzle pipe preferably being formed along the axis of symmetry of the cyclone (6). Due to the arrangement of the nozzle tube inside the swirl flow and thus in a fiber-poor area, e.g. along the axis of the gluing device, the glue can be applied efficiently from the inside onto the fiber material or onto the surrounding fiber ring, with only a minimal influence on the swirl flow .
- the nozzle tube is advantageously designed up into the cone, preferably into the cone outlet area, and has at least one nozzle for applying glue.
- the glue can be applied from the inside onto the fiber material or onto the fiber ring and allows the contamination of the inside wall of the gluing device to be minimized . Due to the arrangement outside the fiber-rich fiber ring, the nozzles are also exposed to far less abrasion by the fiber material.
- the glue is advantageously supplied to the nozzle or the nozzles via a nozzle tube which is guided through the optional dip tube of the cyclone, which allows minimal influencing or disturbance of the swirl flow within the gluing device or the cyclone.
- An equally advantageous embodiment of the system is characterized in that at least one nozzle for applying glue is arranged in the area of the cone, preferably in the cone exit area, the nozzle being arranged in the wall of the cone.
- the at least one nozzle is arranged in the wall of the cone and the glue is applied to the fiber material or to the fiber ring, the glue being injected from the outside inwards or radially inwards.
- a favorable configuration of the system is characterized in that a helical scraper for cleaning the inner wall of the cyclone is arranged in the cyclone so that it can rotate about an axis. Any caking or deposits on the
- the inner wall of the cyclone can thus be scraped off continuously or periodically. This advantageously enables longer continuous operation or reduces the need for cleaning.
- FIG. 1 shows a system for applying glue to a fibrous material according to the prior art.
- Fig. 2 shows a system according to the invention for applying glue to a fibrous material.
- Fig. 3 shows a gluing device according to the invention.
- 4 shows a further gluing device according to the invention.
- the blower line 1 has a blower valve 17 and a blower valve 17 between the cyclone 6 and the dryer 4 in front of a gluing device 3
- the cyclone 6 is designed with a cone 8 and a dip tube 7.
- FIG. 2 shows a system according to the invention with a pre-damper 15, a digester 16 and a refiner 2, which is connected to the dryer 4 via a blow line 1, a gluing device 3 being arranged between the dryer 4 and the refiner 2 is.
- the gluing device 3 is advantageously designed as a cyclone 6 and designed with a cone 8 and an optional dip tube 7.
- the nozzle tube 10 is guided through the optional immersion tube 7, with at least one nozzle 11 being arranged at the end of the nozzle tube 10.
- the cyclone 6 comprises an entry area 20, a cone 8, an exit area 13 designed as a cone exit area 9, and an optional immersion tube 7.
- the fiber material-steam mixture is supplied to the gluing device 3 in the circumferential direction through the entry area 20, whereby the fiber material- Steam mixture in the cyclone 6 forms a swirl flow around and along the axis 5 of the cyclone 6.
- a nozzle tube 10 is arranged inside the optional immersion tube 7, the nozzle tube 10 being able to extend into the cone 8, preferably into the cone outlet area 9, and the glue being fed to the at least one nozzle 11 through the nozzle tube 10.
- the so arranged inside the swirl flow nozzle 11 applies the glue to the fiber material, the glue in the direction of the axis 5 and / or in the direction of the inner wall of the gluing device 3 and in particular from the inside radially outward in the direction of the on the inner wall of the Conical 8 forming fiber rings is sprayed.
- the at least one nozzle 11 can alternatively or additionally also be arranged in the area of the wall of the cone 8, preferably in the cone outlet area 9. In this way, the glue can be applied to the fibrous material, the glue then being injected from the outside inwards or radially inwards.
- the vapor of the fiber-vapor mixture which can have a pollutant load, can be continuously discharged from the gluing device 3 through the optional dip tube 7 and used in the system, in particular in the pre-steamer 15 and / or the digester 16.
- Live steam is advantageously used as a propellant in a nozzle 11 designed, for example, as a two-fluid nozzle, and live steam is thus introduced into the cyclone 6, the fiber-steam mixture then fed to the dryer 4 having a lower pollutant load than the fiber-steam supplied to the cyclone 6.
- a helical scraper 14 for cleaning the inner wall of the cyclone 6 can be arranged in the cyclone 6 so as to be rotatable about the axis 5.
- the cyclone 6 comprises an entry area 20, a cone 8, an exit area 13 designed as a cone exit area 9.
- the entry area 20 the fiber-steam mixture is fed to the gluing device 3 in the circumferential direction, which subsequently results in the fiber-steam mixture in the cyclone 6 forms a swirl flow around and along the axis 5 of the cyclone 6.
- the nozzle tube 10 extends into the cone 8, preferably into the cone outlet region 9, and the glue is fed to the at least one nozzle 11 through the nozzle tube 10.
- the glue allows an efficient distribution of the glue, whereby a minimal use of chemicals or glue leads to an optimal result.
- the invention also allows a high thermal efficiency of the system, since steam can be discharged from the gluing device for further use.
- the gluing device according to the invention also allows any pollutant load that may be present in the fiber-vapor mixture to be reduced before it is introduced into the dryer.
- the swirl flow in the gluing device is set with a minimal loss of pressure.
- the invention allows an optimal arrangement of the nozzles, the nozzles being exposed to only minimal abrasion by the fibrous material to be glued.
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Forests & Forestry (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR112022001634A BR112022001634A2 (pt) | 2019-09-30 | 2020-07-02 | Instalação e método para aplicação de cola em um material fibroso |
EP20754172.3A EP4038233B1 (de) | 2019-09-30 | 2020-07-02 | Anlage und verfahren zur aufbringung von leim auf einen faserstoff |
PL20754172.3T PL4038233T3 (pl) | 2019-09-30 | 2020-07-02 | Instalacja i sposób nanoszenia kleju na materiał włóknisty |
CN202080067789.6A CN114514101B (zh) | 2019-09-30 | 2020-07-02 | 在纤维材料上涂抹胶水的设备和方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50828/2019 | 2019-09-30 | ||
ATA50828/2019A AT522983B1 (de) | 2019-09-30 | 2019-09-30 | Anlage und verfahren zur aufbringung von leim auf einen faserstoff |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2021063555A1 true WO2021063555A1 (de) | 2021-04-08 |
Family
ID=72046843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2020/068602 WO2021063555A1 (de) | 2019-09-30 | 2020-07-02 | Anlage und verfahren zur aufbringung von leim auf einen faserstoff |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP4038233B1 (de) |
CN (1) | CN114514101B (de) |
AT (1) | AT522983B1 (de) |
BR (1) | BR112022001634A2 (de) |
PL (1) | PL4038233T3 (de) |
WO (1) | WO2021063555A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4122662A1 (de) * | 2021-07-23 | 2023-01-25 | Fiberboard GmbH | Verfahren zum herstellen von faserplatten unter verringertem voc-ausstoss |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04148904A (ja) * | 1990-10-12 | 1992-05-21 | Mitsui Miike Kakoki Kk | コーティング造粒装置 |
DE19930800A1 (de) | 1998-08-05 | 2000-02-17 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von MDF-Platten |
DE10104047A1 (de) * | 2001-01-31 | 2002-08-14 | Johann Leonhartsberger | Vorrichtung zur Trockenbeleimung von Teilchen in Form von Fasern und Spänen |
DE102006013567A1 (de) * | 2006-03-24 | 2007-09-27 | Glunz Ag | Verfahren und Vorrichtung zum Aufbringen von Bindemittel auf Partikel, insbesondere Fasern, die durch einen Blasgang gefördert werden |
EP2431144A1 (de) | 2010-09-15 | 2012-03-21 | Kronotec AG | Verfahren und Einrichtung zur Nassbeleimung von Holzfasern |
EP2179826B1 (de) | 2008-10-23 | 2014-09-10 | Kronotec AG | Anlage zum Herstellen von Holzwerkstoffen |
AT514329B1 (de) | 2013-08-01 | 2014-12-15 | Andritz Ag Maschf | Anlage und Verfahren zum Verarbeiten von Faserstoffen |
EP2939807B1 (de) | 2014-05-02 | 2017-02-01 | SWISS KRONO Tec AG | Verfahren und Anlage zur Herstellung einer Holzfaserplatte |
DE102018112266A1 (de) * | 2017-05-22 | 2018-11-22 | Dieffenbacher GmbH Maschinen- und Anlagenbau | Beleimungseinrichtung zum beleimen von partikeln, vorrichtung einer oder für eine anlage zur herstellung von pressplatten, verfahren zur verhinderung von ablagerung von leim und/oder partikeln und verfahren zum beleimen von partikeln |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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SE508492C2 (sv) * | 1996-01-11 | 1998-10-12 | Sunds Defibrator Ind Ab | Anläggning för torkning och belimning av fibermateral |
DE102006026124A1 (de) * | 2006-06-03 | 2007-12-06 | Glunz Ag | Verfahren und Vorrichtung zur Beleimung von Partikeln im Bereich eines Blasrohrs |
CN102001121B (zh) * | 2010-10-20 | 2012-08-22 | 饶显生 | 树皮混合中密度纤维板的生产方法 |
-
2019
- 2019-09-30 AT ATA50828/2019A patent/AT522983B1/de active
-
2020
- 2020-07-02 PL PL20754172.3T patent/PL4038233T3/pl unknown
- 2020-07-02 EP EP20754172.3A patent/EP4038233B1/de active Active
- 2020-07-02 BR BR112022001634A patent/BR112022001634A2/pt unknown
- 2020-07-02 WO PCT/EP2020/068602 patent/WO2021063555A1/de unknown
- 2020-07-02 CN CN202080067789.6A patent/CN114514101B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04148904A (ja) * | 1990-10-12 | 1992-05-21 | Mitsui Miike Kakoki Kk | コーティング造粒装置 |
DE19930800A1 (de) | 1998-08-05 | 2000-02-17 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von MDF-Platten |
DE10104047A1 (de) * | 2001-01-31 | 2002-08-14 | Johann Leonhartsberger | Vorrichtung zur Trockenbeleimung von Teilchen in Form von Fasern und Spänen |
DE102006013567A1 (de) * | 2006-03-24 | 2007-09-27 | Glunz Ag | Verfahren und Vorrichtung zum Aufbringen von Bindemittel auf Partikel, insbesondere Fasern, die durch einen Blasgang gefördert werden |
EP2179826B1 (de) | 2008-10-23 | 2014-09-10 | Kronotec AG | Anlage zum Herstellen von Holzwerkstoffen |
EP2431144A1 (de) | 2010-09-15 | 2012-03-21 | Kronotec AG | Verfahren und Einrichtung zur Nassbeleimung von Holzfasern |
AT514329B1 (de) | 2013-08-01 | 2014-12-15 | Andritz Ag Maschf | Anlage und Verfahren zum Verarbeiten von Faserstoffen |
EP2939807B1 (de) | 2014-05-02 | 2017-02-01 | SWISS KRONO Tec AG | Verfahren und Anlage zur Herstellung einer Holzfaserplatte |
DE102018112266A1 (de) * | 2017-05-22 | 2018-11-22 | Dieffenbacher GmbH Maschinen- und Anlagenbau | Beleimungseinrichtung zum beleimen von partikeln, vorrichtung einer oder für eine anlage zur herstellung von pressplatten, verfahren zur verhinderung von ablagerung von leim und/oder partikeln und verfahren zum beleimen von partikeln |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4122662A1 (de) * | 2021-07-23 | 2023-01-25 | Fiberboard GmbH | Verfahren zum herstellen von faserplatten unter verringertem voc-ausstoss |
WO2023001978A1 (de) * | 2021-07-23 | 2023-01-26 | Fiberboard Gmbh | VERFAHREN ZUM HERSTELLEN VON FASERPLATTEN UNTER VERRINGERTEM VOC-AUSSTOß |
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Publication number | Publication date |
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EP4038233A1 (de) | 2022-08-10 |
CN114514101A (zh) | 2022-05-17 |
BR112022001634A2 (pt) | 2022-06-21 |
CN114514101B (zh) | 2023-03-28 |
PL4038233T3 (pl) | 2024-03-04 |
EP4038233C0 (de) | 2023-08-30 |
AT522983A1 (de) | 2021-04-15 |
EP4038233B1 (de) | 2023-08-30 |
AT522983B1 (de) | 2022-12-15 |
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