EP1158088A2 - Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension - Google Patents
Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension Download PDFInfo
- Publication number
- EP1158088A2 EP1158088A2 EP01106201A EP01106201A EP1158088A2 EP 1158088 A2 EP1158088 A2 EP 1158088A2 EP 01106201 A EP01106201 A EP 01106201A EP 01106201 A EP01106201 A EP 01106201A EP 1158088 A2 EP1158088 A2 EP 1158088A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- fluffer
- fiber
- fiber suspension
- suspension
- range
- 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- Withdrawn
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
- D21D1/30—Disc mills
-
- 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
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
Definitions
- the invention relates to a method for treating a particular the pulp suspension used to manufacture paper and / or cardboard for an addition of at least one additive, in particular filler, to the wetted fiber surfaces of the fiber material. It affects a device according to the preamble of claim 17.
- calcium oxide and / or calcium hydroxide is added to the moist, disintegrated fiber material, at least some of which can be associated with the water present in addition to the fiber material.
- the fiber material treated in this way is then subjected to pure carbon dioxide or a medium containing carbon dioxide.
- the resulting CaCO 3 can form a suspension around the fibers.
- the aim of the invention is to provide an improved method and an improved To create a device of the type mentioned, which in an optimal manner are suitable for the aforementioned "Fiber Loading TM" process.
- this object is achieved according to the invention solved that the treatment of the fiber suspension at least partially takes place in a fluffer in which the fiber material of the fiber suspension with the aim of splitting the specific surface of the fiber material enlarge in such a way that the educts are accessible to the fiber material surface is optimized.
- the fluffer can be used both before and in at least one reactor or the like may be provided.
- Process optimization is achieved in particular in that the fiber material by means of a toothed disc and / or knife of the fluff with the aim of splitting the specific one To enlarge the surface of the fiber material so that the accessibility for the educts on the fiber material surface is optimized.
- the working area of the fluffer is preferably pressurized.
- the respective pressure value can in particular be in a range of approximately 0.1 up to about 20 bar.
- the volume and mass flow of the fiber suspension are advantageous adjustable in a range from about 5 tpd to about 1500 tpd.
- the temperature of the fiber suspension subjected to the pretreatment is suitably in a range from about 5 ° C to about 250 ° C adjustable.
- the fiber suspension additive for example PCC (Precipitated Calcium Carbonate) or FLPCC TM (Fiber Loaded Precipitated Calcium Carbonates), in a proportion of about 15% to about 40%, preferably from about 20% to about 25%.
- PCC Precipitated Calcium Carbonate
- FLPCC TM Fiber Loaded Precipitated Calcium Carbonates
- a pH of about 10 to about 13 can be set for the fiber suspension, in particular before the reaction with the CO 2 .
- CaCO 3 can be added to the fiber suspension before and / or in and / or after the fluffer.
- a value of approximately -10 ° C. to approximately 250 ° C. is preferably selected for the temperature of the CaCO 3 .
- the Ca (OH) 2 (slaked lime) can be added in a proportion of approximately 1% to approximately 60%.
- the lime particle surface can, for example, be selected to be larger than 30,000 cm 2 / g.
- the width of the gap formed between the fluff disks is preferred adjustable in a range from about 0.1 mm to about 100 mm.
- the energy input is advantageously in a range of approximately 5 kWh / t to about 200 kWh / t selected.
- the device according to the invention is accordingly characterized in that that they are provided with a fiber suspension feed Fluffer comprises, in which the fiber material of the fiber suspension with the target is split, the specific surface of the fiber material enlarge in such a way that the accessibility for the educts to the fiber material surface is optimized.
- Figures 1 and 2 show a schematic representation of a fluffer 10, for the pretreatment of paper and / or cardboard production in particular serving fiber suspension is provided.
- Treatment serves to add at least one additive, in particular Filler, on the wetted fiber surfaces of the fiber material.
- This loading of the fibers with additive or filler can in particular according to the "Fiber Loading TM" process mentioned above.
- the fluffer 10 has one or more tooth geometries and / or knives provided fluff disks 12, between which a gap 14 is formed in which the fiber material of the fiber suspension with the target is split, the specific surface of the fiber material enlarge in such a way that the accessibility for the educts to the fiber material surface is optimized. Alternatively or additionally you can also Knives may be provided.
- the fibrous suspension is fed to the fluffer 10 via a feed 16.
- the fluffer 10 has a preferably variably adjustable Pulp suspension outlet 18.
- the feed 16 runs horizontally.
- the fiber suspension pretreated in the fluffer 10 discharged down through the outlet 18.
- the fluffer 10 is driven by an electric motor 20 (see FIG. 1) with which he is connected via a clutch 22.
- the working area 24 of the fluffer 10 can be pressurized. It can the preferably variably adjustable pressure value, for example in one Range from about 0.1 to 20 bar.
- the volume and mass flow of the fiber suspension are, for example adjustable in a range from about 5 tpd to about 1500 tpd.
- the temperature of the pulp suspension pretreated in the fluffer 10 can range, for example, from about 5 ° C to about 250 ° C be controllable.
- the fiber suspension becomes an additive, for example PCC (Precipitated Calcium Carbonate) or FLPCC TM (Fiber Loaded Precipitated Calcium Carbonates), in a proportion of, for example, about 15% to about 40% added, preferably from about 20% to about 25%.
- PCC Precipitated Calcium Carbonate
- FLPCC TM Fiber Loaded Precipitated Calcium Carbonates
- the treatment of the fiber suspension can be carried out, for example, in such a way that a pH of about 10 to about 13 is established before the reaction with the CO 2 .
- CaCO 3 in particular can be added to the fiber suspension before and / or in and / or after the fluffer 10.
- the temperature of the CaCO 3 can have a value of about -10 ° C to about 250 ° C, for example.
- Ca (OH) 2 (slaked lime) can be added in a proportion of approximately 1% to approximately 60%.
- a lime particle surface area greater than 30,000 cm 2 / g is preferably selected.
- the width of the gap 14 formed between the fluff disks 12 is for example adjustable in a range from about 0.1 mm to about 100 mm.
- Slider 26 may be provided. (see in particular Figure 2)
- the energy input into the fiber suspension is advantageously in a range from about 5 kWh / t to about 200 kWh / t.
- FIG 3 shows a schematic representation of a purely exemplary, with at least an arrangement provided with a fluffer 10, in particular for one so-called "Fiber Loading TM" process.
- the fluffer (s) 10 can in particular be designed as described with reference to Figures 1 and 2 has been.
- a respective fluffer 10 be arranged before or after at least one reactor 28, 28 '.
- the first fluffer 10 is between a refiner 30 and at least one reactor 28, 28 'are provided.
- In the present embodiment follows the Tank 32 again a refiner 34, after which it goes to the paper machine PM.
- the further details contained in this FIG. 3 are also purely exemplary.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Abstract
Description
- Figur 1
- eine schematische Seitenansicht einer zur Vorbehandlung einer Faserstoffsuspension verwendeten Fluffers mit zugeordnetem Antriebsmotor,
- Figur 2
- eine schematische, teilweise geschnittene Darstellung des Fluffers gemäß Figur 1 und
- Figur 3
- in schematischer Darstellung eine rein beispielhafte, mit wenigstens einem Fluffer vorzugsweise gemäß Figur 1 versehene Anordnung insbesondere für einen sogenannten "Fiber Loading™"-Prozeß.
- 10
- Fluffer
- 12
- Flufferscheiben
- 14
- Spalt
- 16
- Fasersuspensions-Zuführung
- 18
- Fasersuspensions-Auslaß
- 20
- Elektromotor
- 22
- Kupplung
- 24
- Arbeitsbereich
- 26
- Schieber
- 28
- Reaktor
- 28'
- Reaktor
- 30
- Refiner
- 32
- Tank
- 34
- Refiner
- F
- Doppelpfeil
- PM
- Papiermaschine
Claims (25)
- Verfahren zur Behandlung einer insbesondere der Papier- und/oder Kartonherstellung dienenden Faserstoffsuspension für eine Anlagerung wenigstens eines Zusatzstoffes, insbesondere Füllstoffes, an die benetzten Faseroberflächen des Fasermaterials,
dadurch gekennzeichnet, daß die Behandlung der Faserstoffsuspension zumindest teilweise in einem Fluffer (10) erfolgt, in dem das Fasermaterial der Fasersuspension mit dem Ziel gespalten wird, die spezifische Oberfläche des Fasermaterials derart zu vergrößern, daß die Zugänglichkeit für die Edukte an die Fasermaterialoberfläche optimiert wird. - Verfahren nach Anspruch 1,
dadurch gekennzeichnet, daß in dem Fluffer (10) das Fasermaterial in Individualfasern gespalten wird. - Verfahren nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß der Fluffer (10) zur Vorbehandlung der Faserstoffsuspension verwendet wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß ein Fluffer (10) mit eine Zahngeometrie aufweisenden Flufferscheiben (12) und/oder mit Messern verwendet wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß der Arbeitsbereich des Fluffers (10) unter Druck gesetzt wird, dessen Wert vorzugsweise in einem Bereich von etwa 0,1 bis etwa 20 bar liegt. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß Volumen und Massenstrom der Faserstoffsuspension in einem Bereich von etwa 5 tato bis etwa 1500 tato regelbar sind. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß die Temperatur der der Behandlung unterzogenen Faserstoffsuspension in einem Bereich von etwa 5 °C bis etwa 250 °C regelbar ist. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß der Faserstoffsuspension Zusatzstoff in einem Anteil von etwa 15 % bis etwa 40 %, vorzugsweise von etwa 20 % bis etwa 25 %, zugegeben wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß für die Faserstoffsuspension ein pH-Wert von etwa 10 bis etwa 13 eingestellt wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß der Faserstoffsuspension vor und/oder in und/oder nach dem Fluffer (10) CaCO3 zugegeben wird. - Verfahren nach Anspruch 10,
dadurch gekennzeichnet, daß für die Temperatur des CaCO3 ein Wert von etwa -10 °C bis etwa 250 °C gewählt wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß der Faserstoffsuspension vor und/oder in und/oder nach dem Fluffer (10) Ca(OH)2 (gelöschter Kalk) zugegeben wird. - Verfahren nach Anspruch 12,
dadurch gekennzeichnet, daß das Ca(OH)2 (gelöschter Kalk) in einem Anteil von etwa 1 % bis etwa 60 % zugegeben wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß eine Kalkpartikeloberfläche größer als 30.000 cm2/g gewählt wird. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß Weite des zwischen den Flufferscheiben (12) gebildeten Spaltes (14) in einem Bereich von etwa 0,1 mm bis etwa 100 mm regelbar ist. - Verfahren nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß der Energieeintrag in einem Bereich von etwa 5 kWh/t bis etwa 200 kWh/t gewählt wird. - Vorrichtung zur Behandlung einer insbesondere der Papier-und/oder Kartonherstellung dienenden Faserstoffsuspension für eine Anlagerung wenigstens eines Zusatzstoffes, insbesondere Füllstoffes, an die benetzten Faseroberflächen des Fasermaterials, insbesondere zur Durchführung des Verfahrens nach einem der vorhergehenden Ansprüche,
dadurch gekennzeichnet, daß sie einen mit einer Faserstoffsuspensions-Zuführung (16) versehenen Fluffer (10) umfaßt, in dem das Fasermaterial der Fasersuspension mit dem Ziel gespalten wird, die spezifische Oberfläche des Fasermaterials derart zu vergrößern, daß die Zugänglichkeit für die Edukte an die Fasermaterialoberfläche optimiert wird. - Vorrichtung nach Anspruch 17,
dadurch gekennzeichnet, daß der Fluffer (10) zum Spalten des Fasermaterials in Individualfasern ausgeführt ist. - Vorrichtung nach Anspruch 17 oder 18,
dadurch gekennzeichnet, daß der Fluffer (10) vor oder in oder nach wenigstens einem Reaktor (28, 28') angeordnet ist. - Vorrichtung nach Anspruch 19,
dadurch gekennzeichnet, daß der Fluffer (10) mit eine Zahngeometrie aufweisenden Flufferscheiben und/oder mit Messern versehen ist. - Vorrichtung nach Anspruch 19 oder 20,
dadurch gekennzeichnet, daß der Arbeitsbereich (24) des Fluffers (10) unter Druck setzbar ist, wobei der vorzugsweise variabel einstellbar Druckwert in einem Bereich von vorzugsweise etwa 0,1 bis etwa 20 bar liegt. - Vorrichtung nach einem der vorhergehenden Ansprüche 17 bis 21,
dadurch gekennzeichnet, daß der Fluffer (10) mit einem vorzugsweise variabel einstellbaren Faserstoffsuspensions-Auslaß (18) versehen ist. - Vorrichtung nach einem der vorhergehenden Ansprüche 17 bis 22,
dadurch gekennzeichnet, daß Volumen und Massenstrom der im Fluffer (10) vorbehandelten Faserstoffsuspension regelbar und vorzugsweise Werte in einem Bereich von etwa 5 tato bis etwa 1500 tato einstellbar sind. - Vorrichtung nach einem der vorhergehenden Ansprüche 17 bis 23,
dadurch gekennzeichnet, daß die Temperatur der im Fluffer (10) vorbehandelten Faserstoffsuspension regelbar ist und vorzugsweise Werte in einem Bereich von etwa 5 °C bis etwa 250 °C einstellbar sind. - Vorrichtung nach einem der vorhergehenden Ansprüche 17 bis 24,
dadurch gekennzeichnet, daß wenigstens eine vor dem Fluffer in den Faserstoffsuspensionsstrom mündende und/oder wenigstens eine direkt in den Fluffer (10) mündende Zusatzstoff-Zuführung vorgesehen ist.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10026304 | 2000-05-26 | ||
DE10026304 | 2000-05-26 | ||
DE10033805 | 2000-07-12 | ||
DE10033805A DE10033805A1 (de) | 2000-05-26 | 2000-07-12 | Verfahren zur Behandlung einer Faserstoffsuspension und Fluffer zur Durchführung des Verfahrens |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1158088A2 true EP1158088A2 (de) | 2001-11-28 |
EP1158088A3 EP1158088A3 (de) | 2003-01-22 |
Family
ID=26005854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01106201A Withdrawn EP1158088A3 (de) | 2000-05-26 | 2001-03-14 | Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension |
Country Status (3)
Country | Link |
---|---|
US (2) | US7169258B2 (de) |
EP (1) | EP1158088A3 (de) |
CA (1) | CA2348815A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MXPA04007332A (es) * | 2002-02-02 | 2005-05-17 | Voith Paper Patent Gmbh | Metodo para preparar fibras contenidas en una suspension de pulpa. |
DE102004045089A1 (de) * | 2004-09-17 | 2006-03-23 | Voith Paper Patent Gmbh | Verfahren und Vorrichtung zum Beladen einer Faserstoffsuspension |
SI2805986T1 (en) | 2009-03-30 | 2018-04-30 | Fiberlean Technologies Limited | Process for the production of nano-fibrillary cellulose gels |
EP4105380A1 (de) | 2009-03-30 | 2022-12-21 | FiberLean Technologies Limited | Verfahren zur herstellung von nanofibrilären cellulosesuspensionen |
GB0908401D0 (en) | 2009-05-15 | 2009-06-24 | Imerys Minerals Ltd | Paper filler composition |
US20100317053A1 (en) * | 2009-06-15 | 2010-12-16 | Andritz Inc. | Process machinery for feeding pre-treated lignocellulosic materials into bioreactors for bio-fuels and biochemicals |
FI124831B (fi) * | 2010-03-10 | 2015-02-13 | Upm Kymmene Oyj | Menetelmä ja reaktori kalsiumkarbonaatin in-line-valmistamiseksi paperimassavirtaukseen |
PT2386682E (pt) | 2010-04-27 | 2014-05-27 | Omya Int Ag | Processo para fabricar materiais estruturados, usando géis de celulose nanofibrilares |
SI2386683T1 (sl) | 2010-04-27 | 2014-07-31 | Omya International Ag | Postopek za proizvodnjo kompozitnih materialov na osnovi gela |
GB201019288D0 (en) | 2010-11-15 | 2010-12-29 | Imerys Minerals Ltd | Compositions |
CN102392376B (zh) * | 2011-09-30 | 2013-08-28 | 杭州萧山美特轻工机械有限公司 | 齿圈阶梯式高频疏解机 |
EP3560991A1 (de) | 2015-10-14 | 2019-10-30 | FiberLean Technologies Limited | 3d-formbares blattmaterial |
CN109072551B (zh) | 2016-04-05 | 2020-02-04 | 菲博林科技有限公司 | 纸和纸板产品 |
US11846072B2 (en) | 2016-04-05 | 2023-12-19 | Fiberlean Technologies Limited | Process of making paper and paperboard products |
BR112018070846B1 (pt) | 2016-04-22 | 2023-04-11 | Fiberlean Technologies Limited | Fibras compreendendo celulose microfibrilada e métodos de fabricação de fibras e materiais não tecidos a partir das mesmas |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3745645A (en) * | 1968-04-25 | 1973-07-17 | Voith Gmbh J M | Method of manufacture and operation of ribbed member for treatment of fibrous suspensions |
US4229250A (en) * | 1979-02-28 | 1980-10-21 | Valmet Oy | Method of improving properties of mechanical paper pulp without chemical reaction therewith |
US5223090A (en) * | 1991-03-06 | 1993-06-29 | The United States Of America As Represented By The Secretary Of Agriculture | Method for fiber loading a chemical compound |
US5314583A (en) * | 1989-08-16 | 1994-05-24 | Maschinenfabrik Andritz Actiengesellschaft | Process for the comminution of materials and plant for carrying out the process |
US5324389A (en) * | 1992-06-19 | 1994-06-28 | The Black Clawson Company | Waste paper disintegration, classification and pulping system |
US5626300A (en) * | 1995-05-03 | 1997-05-06 | Andritz Sprout-Bauer, Inc. | Disc refiner with conical ribbon feeder |
US5630909A (en) * | 1994-11-07 | 1997-05-20 | Beloit Technologies, Inc. | Pulp fluffing gas contactor |
WO1999054046A1 (en) * | 1998-04-16 | 1999-10-28 | Metsä-Serla Oyj | Refiner disk segment |
Family Cites Families (56)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA902859A (en) * | 1969-11-26 | 1972-06-20 | Pulp And Paper Research Institute Of Canada | Chemical reaction between a solid and a gas |
SE400366B (sv) * | 1975-03-25 | 1978-03-20 | Niro Atomizer As | Sett vid pneumatisk torkning av sonderdelad fibermassa samt anleggning for utforande av settet |
US4510020A (en) * | 1980-06-12 | 1985-04-09 | Pulp And Paper Research Institute Of Canada | Lumen-loaded paper pulp, its production and use |
US4438154A (en) * | 1982-04-28 | 1984-03-20 | Stanley Electric Co., Ltd. | Method of fabricating an amorphous silicon film |
DE3316693A1 (de) * | 1983-05-06 | 1984-11-08 | Leybold-Heraeus GmbH, 5000 Köln | Verfahren zum herstellen von amorphen kohlenstoffschichten auf substraten und durch das verfahren beschichtete substrate |
US4552791A (en) * | 1983-12-09 | 1985-11-12 | Cosden Technology, Inc. | Plastic container with decreased gas permeability |
US4698256A (en) * | 1984-04-02 | 1987-10-06 | American Cyanamid Company | Articles coated with adherent diamondlike carbon films |
US4749588A (en) * | 1984-09-07 | 1988-06-07 | Nobuhiro Fukuda | Process for producing hydrogenated amorphous silicon thin film and a solar cell |
US4783361A (en) * | 1984-09-10 | 1988-11-08 | Ovonic Synthetic Materials Company, Inc. | Coated lenses |
US4663183A (en) * | 1984-09-10 | 1987-05-05 | Energy Conversion Devices, Inc. | Glow discharge method of applying a carbon coating onto a substrate |
US4877677A (en) * | 1985-02-19 | 1989-10-31 | Matsushita Electric Industrial Co., Ltd. | Wear-protected device |
US4777090A (en) * | 1986-11-03 | 1988-10-11 | Ovonic Synthetic Materials Company | Coated article and method of manufacturing the article |
US4760005A (en) * | 1986-11-03 | 1988-07-26 | Xerox Corporation | Amorphous silicon imaging members with barrier layers |
US5336742A (en) * | 1987-03-13 | 1994-08-09 | Minnesota Mining And Manufacturing Company | Polymeric supports |
US4960643A (en) * | 1987-03-31 | 1990-10-02 | Lemelson Jerome H | Composite synthetic materials |
US5041303A (en) * | 1988-03-07 | 1991-08-20 | Polyplasma Incorporated | Process for modifying large polymeric surfaces |
US4812344A (en) * | 1988-03-28 | 1989-03-14 | Spectran Corporation | Composite capillary tube structure and method of forming |
US5096539A (en) * | 1989-07-24 | 1992-03-17 | The Board Of Regents Of The University Of Washington | Cell wall loading of never-dried pulp fibers |
US5206083A (en) * | 1989-09-18 | 1993-04-27 | Cornell Research Foundation, Inc. | Diamond and diamond-like films and coatings prepared by deposition on substrate that contain a dispersion of diamond particles |
US5073785A (en) * | 1990-04-30 | 1991-12-17 | Xerox Corporation | Coating processes for an ink jet printhead |
US5135808A (en) * | 1990-09-27 | 1992-08-04 | Diamonex, Incorporated | Abrasion wear resistant coated substrate product |
US5268217A (en) * | 1990-09-27 | 1993-12-07 | Diamonex, Incorporated | Abrasion wear resistant coated substrate product |
US5190807A (en) * | 1990-10-18 | 1993-03-02 | Diamonex, Incorporated | Abrasion wear resistant polymeric substrate product |
US5718976A (en) * | 1991-05-03 | 1998-02-17 | Advanced Refractory Technologies, Inc. | Erosion resistant diamond-like nanocomposite coatings for optical components |
US5352493A (en) * | 1991-05-03 | 1994-10-04 | Veniamin Dorfman | Method for forming diamond-like nanocomposite or doped-diamond-like nanocomposite films |
US5234529A (en) * | 1991-10-10 | 1993-08-10 | Johnson Wayne L | Plasma generating apparatus employing capacitive shielding and process for using such apparatus |
US5366556A (en) * | 1992-01-10 | 1994-11-22 | Robert Prince | Process and apparatus for production of diamond-like films |
FR2689530B1 (fr) | 1992-04-07 | 1996-12-13 | Aussedat Rey | Nouveau produit complexe a base de fibres et de charges, et procede de fabrication d'un tel nouveau produit. |
US5273788A (en) * | 1992-07-20 | 1993-12-28 | The University Of Utah | Preparation of diamond and diamond-like thin films |
US5275699A (en) * | 1992-10-07 | 1994-01-04 | University Of Washington | Compositions and methods for filling dried cellulosic fibers with an inorganic filler |
US5455072A (en) * | 1992-11-18 | 1995-10-03 | Bension; Rouvain M. | Initiation and bonding of diamond and other thin films |
USH1461H (en) * | 1993-05-10 | 1995-07-04 | The United States Of America As Represented By The Secretary Of The Army | Abrasion resistant diamond like coating for optical fiber and method of forming the coating |
US5794801A (en) * | 1993-08-16 | 1998-08-18 | Lemelson; Jerome | Material compositions |
US5810973A (en) * | 1993-09-21 | 1998-09-22 | Beloit Technologies, Inc. | Apparatus for producing small particles from high consistency wood pulp |
US5618619A (en) * | 1994-03-03 | 1997-04-08 | Monsanto Company | Highly abrasion-resistant, flexible coatings for soft substrates |
US5665205A (en) * | 1995-01-19 | 1997-09-09 | International Paper Company | Method for improving brightness and cleanliness of secondary fibers for paper and paperboard manufacture |
US5530581A (en) * | 1995-05-31 | 1996-06-25 | Eic Laboratories, Inc. | Protective overlayer material and electro-optical coating using same |
US5944952A (en) * | 1995-07-26 | 1999-08-31 | Beloit Technologies, Inc. | Method for bleaching high consistency pulp with a gaseous bleaching reagent |
US5620495A (en) * | 1995-08-16 | 1997-04-15 | Lucent Technologies Inc. | Formation of gratings in polymer-coated optical fibers |
US6080470A (en) * | 1996-06-17 | 2000-06-27 | Dorfman; Benjamin F. | Hard graphite-like material bonded by diamond-like framework |
US5773486A (en) * | 1996-09-26 | 1998-06-30 | Lucent Technologies Inc. | Method for the manufacture of optical gratings |
US5745615A (en) * | 1996-10-11 | 1998-04-28 | Lucent Technologies Inc. | Method of making an optical fiber grating, and article made by the method |
US6074524A (en) * | 1996-10-23 | 2000-06-13 | Weyerhaeuser Company | Readily defibered pulp products |
US5888594A (en) * | 1996-11-05 | 1999-03-30 | Minnesota Mining And Manufacturing Company | Process for depositing a carbon-rich coating on a moving substrate |
US5948166A (en) * | 1996-11-05 | 1999-09-07 | 3M Innovative Properties Company | Process and apparatus for depositing a carbon-rich coating on a moving substrate |
US6077396A (en) * | 1997-05-16 | 2000-06-20 | Lariviere; Christopher J. | Apparatus for fluffing and contacting high consistancy wood pulp with a gaseous bleaching reagent |
US5912999A (en) * | 1997-10-02 | 1999-06-15 | Minnesota Mining And Manufacturing Company | Method for fabrication of in-line optical waveguide index grating of any length |
US5999671A (en) * | 1997-10-27 | 1999-12-07 | Lucent Technologies Inc. | Tunable long-period optical grating device and optical systems employing same |
US6015597A (en) * | 1997-11-26 | 2000-01-18 | 3M Innovative Properties Company | Method for coating diamond-like networks onto particles |
US6046758A (en) * | 1998-03-10 | 2000-04-04 | Diamonex, Incorporated | Highly wear-resistant thermal print heads with silicon-doped diamond-like carbon protective coatings |
JP2002507675A (ja) | 1998-03-23 | 2002-03-12 | パルプ アンド ペーパー リサーチ インスチチュート オブ カナダ | 炭酸カルシウム充填材を含むパルプおよび紙の製造方法 |
CA2328205A1 (en) | 1998-04-16 | 1999-10-28 | Megatrex Oy | Method and apparatus for processing pulp stock derived from a pulp or paper mill |
US6083313A (en) * | 1999-07-27 | 2000-07-04 | Advanced Refractory Technologies, Inc. | Hardcoats for flat panel display substrates |
PT1076132E (pt) * | 1999-08-13 | 2009-02-24 | Georgia Pacific France | Processo de fabrico de uma folha de papel que inclui a fixação de uma carga mineral sobre fibras celulósicas |
US6355138B1 (en) * | 2000-02-24 | 2002-03-12 | Voith Sulzer Paper Technology North America, Inc. | Method of chemically loading fibers in a fiber suspension |
US6533895B1 (en) * | 2000-02-24 | 2003-03-18 | Voith Sulzer Paper Technology North America, Inc. | Apparatus and method for chemically loading fibers in a fiber suspension |
-
2001
- 2001-03-14 EP EP01106201A patent/EP1158088A3/de not_active Withdrawn
- 2001-05-23 US US09/863,594 patent/US7169258B2/en not_active Expired - Fee Related
- 2001-05-25 CA CA002348815A patent/CA2348815A1/en not_active Abandoned
-
2004
- 2004-06-22 US US10/873,663 patent/US20040226677A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3745645A (en) * | 1968-04-25 | 1973-07-17 | Voith Gmbh J M | Method of manufacture and operation of ribbed member for treatment of fibrous suspensions |
US4229250A (en) * | 1979-02-28 | 1980-10-21 | Valmet Oy | Method of improving properties of mechanical paper pulp without chemical reaction therewith |
US5314583A (en) * | 1989-08-16 | 1994-05-24 | Maschinenfabrik Andritz Actiengesellschaft | Process for the comminution of materials and plant for carrying out the process |
US5223090A (en) * | 1991-03-06 | 1993-06-29 | The United States Of America As Represented By The Secretary Of Agriculture | Method for fiber loading a chemical compound |
US5324389A (en) * | 1992-06-19 | 1994-06-28 | The Black Clawson Company | Waste paper disintegration, classification and pulping system |
US5630909A (en) * | 1994-11-07 | 1997-05-20 | Beloit Technologies, Inc. | Pulp fluffing gas contactor |
US5626300A (en) * | 1995-05-03 | 1997-05-06 | Andritz Sprout-Bauer, Inc. | Disc refiner with conical ribbon feeder |
WO1999054046A1 (en) * | 1998-04-16 | 1999-10-28 | Metsä-Serla Oyj | Refiner disk segment |
Also Published As
Publication number | Publication date |
---|---|
EP1158088A3 (de) | 2003-01-22 |
US7169258B2 (en) | 2007-01-30 |
CA2348815A1 (en) | 2001-11-26 |
US20010045264A1 (en) | 2001-11-29 |
US20040226677A1 (en) | 2004-11-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1158088A2 (de) | Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension | |
WO2006063632A1 (de) | Verfahren und vorrichtung zum beladen von in einer suspension enthaltenen fasern oder enthaltenem zellstoff mit einem füllstoff | |
EP1904681A2 (de) | Verfahren zum beladen von in einer faserstoffsuspension enthaltenen fasern | |
DE2053419A1 (de) | Verfahren und Vorrichtung zum Mahlen von Papierstoff | |
WO2002079568A1 (de) | Verfahren zur aufbereitung von faserstoff | |
EP1474568A1 (de) | Verfahren zur aufbereitung von in einer faserstoffsuspension enthaltenen fasern | |
DE10204254A1 (de) | Verfahren zur Aufbereitung von in einer Faserstoffsuspension enthaltenen Fasern | |
DE69924608T2 (de) | Raffinierung von holzspänen bei niedriger geschwindigkeit und intensität | |
WO2005042841A1 (de) | Verfahren zum beladen einer faserstoffsuspension und anordnung zur durchführung des verfahrens | |
DE10033805A1 (de) | Verfahren zur Behandlung einer Faserstoffsuspension und Fluffer zur Durchführung des Verfahrens | |
DE102004028047A1 (de) | Verfahren und Maschine zur Herstellung einer Faserstoffbahn | |
EP1618253A2 (de) | Verfahren zur erzeugung einer für die herstellung einer tissue - oder hygienebahn bestimmten faserstoffsuspension | |
DE3127137A1 (de) | Verfahren zur herstellung eines halbstoffes aus gemahlenem, lignocellulosischem material | |
DE102006003721A1 (de) | Verfahren zum Beladen von in einer Faserstoffsuspension enthaltenen Fasern | |
EP2172590B1 (de) | Verfahren und Vorrichtung zur Aufbereitung von Rohstoffen bei der Herstellung von Papier, Pappe oder Faserplatten | |
WO2020015883A1 (de) | Vorrichtung und verfahren zur behandlung von fasern | |
DE10337821B3 (de) | Verfahren zur Behandlung von störende Gefäßzellen enthaltendem Zellstoff | |
DE2519578A1 (de) | Verbessertes saugfaehiges gebilde | |
DE10219843C1 (de) | Verfahren zur Dispergierung eines Papierfaserstoffes | |
EP3808896B1 (de) | Verfahren zum herstellen von altpapier- und grasfasern enthaltendem papier | |
DE2903275A1 (de) | Vorrichtung zum herstellen von faserplatten | |
EP0493726A1 (de) | Faserstoffkomponente zur Papeirherstellung, mit dieser hergestelltes Papier und dessen Verwendung sowie Verfahren zur Herstellung von Faserstoffkomponenten und Papier | |
DE102005012168A1 (de) | Verfahren und Vorrichtung zum Beladen von in einer Faserstoffsuspension enthaltenen Fasern mit Füllstoff | |
DE10325688A1 (de) | Verfahren zum Beladen einer Faserstoffsuspension mit Kalziumkarbonat und Anordnung zur Durchführung des Verfahrens | |
DE2329890C3 (de) | Verfahren zum Einmischen von bleichenden Chemikalien in Faserstoff bei hohen Stoffkonzentrationen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR |
|
AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
17P | Request for examination filed |
Effective date: 20030722 |
|
AKX | Designation fees paid |
Designated state(s): AT DE FI SE |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: VOITH PATENT GMBH |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20080715 |