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公开(公告)号：US11578463B2
公开(公告)日：2023-02-14
申请号：US16628565
申请日：2018-07-02
Applicant: Stora Enso Oyj , Wetend Technologies Oy
Inventor： Esa Saukkonen , Isto Heiskanen , Kaj Backfolk , Jouni Matula , Jussi Matula
Abstract: A method of dosing a nanocellulose suspension in gel phase into a second suspension, wherein the method comprises the steps of: providing said nanocellulose suspension in gel phase; providing said second suspension; bringing said nanocellulose suspension in gel phase in contact with said second suspension; wherein the method comprises a step of subjecting said nanocellulose suspension in gel phase to a shear rate of more than 500 l/s, simultaneously with and/or immediately prior to the step of bringing said nanocellulose suspension in gel phase and said second suspension in contact with each other.
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公开(公告)号：US09708772B2
公开(公告)日：2017-07-18
申请号：US14786124
申请日：2014-04-25
Applicant: WETEND TECHNOLOGIES OY , STORA ENSO OYJ
Inventor： Isto Heiskanen , Olavi Imppola , Jouni Matula , Jussi Matula , Jari Rasanen , Karri Tahkola , Matti Vakevainen
IPC: D21H21/18 , D21H17/63 , D21H17/70 , D21H17/67 , D21H17/00 , D21H21/10 , D21H23/04 , C01F11/18 , D21H17/37
CPC classification number: D21H21/18 , C01F11/181 , C01F11/182 , C01P2004/03 , C01P2004/62 , D21H17/375 , D21H17/63 , D21H17/675 , D21H17/70 , D21H17/73 , D21H17/74 , D21H21/10 , D21H23/04
Abstract: The present invention relates to a method of producing precipitated calcium carbonate (PCC) where a retention/strength enhancing chemical is added to milk of lime to form a mixture thereof prior to adding the mixture of the retention/strength enhancing chemical and milk of lime to paper making stock in a pipeline leading to a headbox of a paper making machine, whereafter carbon dioxide is introduced to the paper making stock, and the carbonation reaction between milk of lime and carbon dioxide is allowed to proceed in the presence of both fibers and the retention/strength enhancing chemical.
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公开(公告)号：US09863093B2
公开(公告)日：2018-01-09
申请号：US14441257
申请日：2013-11-06
Applicant: Stora Enso Oyj , Wetend Technologies Ltd.
Inventor： Olavi Imppola , Jouni Matula , Jussi Matula , Karri Tahkola , Matti Vakevainen , Isto Heiskanen , Jari Rasanen
CPC classification number: D21H17/675 , D21H11/18 , D21H17/25 , D21H17/67 , D21H17/70
Abstract: A ply for a paper and paperboard made from a ply substrate material, wherein the ply comprises a hybrid material, in an amount of 1-25 wt-% of the ply, wherein the hybrid material is introduced into a target suspension of the short circulation of a fibrous web forming process of a fibrous web machine, in an in-line process, wherein said target suspension forms the ply substrate material, and the hybrid material comprises an alkaline earth carbonate precipitated onto or into fibers or fibrils of a nanofibrillated polysaccharide.
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公开(公告)号：US09453305B2
公开(公告)日：2016-09-27
申请号：US14441249
申请日：2013-11-06
Applicant: Stora Enso Oyj , Wetend Technologies Ltd.
Inventor： Olavi Imppola , Jouni Matula , Jussi Matula , Karri Tahkola , Isto Heiskanen , Matti Vakevainen , Jari Rasanen
CPC classification number: D21H17/74 , D21H11/18 , D21H17/25 , D21H17/28 , D21H17/67 , D21H17/675 , D21H17/70
Abstract: An in-line production method for providing a liquid flow of at least one additive in the short circulation and into the liquid flow of a paper making stock of a fiber web machine by feeding, the liquid flow of the at least one additive to the liquid flow of the short circulation, wherein a suitable amount of a microfibrillated cellulose or nanofibrillated polysaccharide is provided substantially simultaneously with the feeding of liquid flow of the at least one additive.
Abstract translation: 一种线内生产方法，用于通过将所述至少一种添加剂的液体流供给到液体中来提供在短循环中的至少一种添加剂的液体流动并进入纤维网机器的造纸原料的液体流中 短循环的流动，其中与所述至少一种添加剂的液体流的供给基本上同时提供适量的微纤化纤维素或纳米纤维化多糖。
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公开(公告)号：US20150315748A1
公开(公告)日：2015-11-05
申请号：US14441257
申请日：2013-11-06
Applicant: Stora Enso Oyj , Wetend Technologies Ltd
Inventor： Olavi Imppola , Jouni Matula , Jussi Matula , Karri Tahkola , Matti Väkeväinen , Isto Heiskanen , Jari Räsänen
IPC: D21H17/67
CPC classification number: D21H17/675 , D21H11/18 , D21H17/25 , D21H17/67 , D21H17/70
Abstract: A ply for a paper and paperboard made from a ply substrate material, wherein the ply comprises a hybrid material, in an amount of 1-25 wt-% of the ply, wherein the hybrid material is introduced into a target suspension of the short circulation of a fibrous web forming process of a fibrous web machine, in an in-line process, wherein said target suspension forms the ply substrate material, and the hybrid material comprises an alkaline earth carbonate precipitated onto or into fibers or fibrils of a nanofibrillated polysaccharide.
Abstract translation: 一种用于由层状基材材料制成的纸和纸板的层，其中所述帘布层包含以所述帘布层的1-25重量％的量的混合材料，其中所述混合材料被引入所述短循环的目标悬浮液 在线方法中，所述目标悬浮液形成层状基底材料，并且所述混合材料包含沉淀在纳米纤维化多糖的纤维或原纤维上的碱土金属碳酸盐。
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Patent Agency Ranking
公开(公告)号：US20150292159A1
公开(公告)日：2015-10-15
申请号：US14441249
申请日：2013-11-06
Applicant: STORA ENSO OYJ , WETEND TECHNOLOGIES LTD
Inventor： Olavi Imppola , Jouni Matula , Jussi Matula , Karri Tahkola , Isto Heiskanen , Matti Väkeväinen , Jari Räsänen
CPC classification number: D21H17/74 , D21H11/18 , D21H17/25 , D21H17/28 , D21H17/67 , D21H17/675 , D21H17/70
Abstract: An in-line production method for providing a liquid flow of at least one additive in the short circulation and into the liquid flow of a paper making stock of a fiber web machine by feeding, the liquid flow of the at least one additive to the liquid flow of the short circulation, wherein a suitable amount of a microfibrillated cellulose or nanofibrillated polysaccharide is provided substantially simultaneously with the feeding of liquid flow of the at least one additive.
Abstract translation: 一种线内生产方法，用于通过将所述至少一种添加剂的液体流供给到液体中来提供在短循环中的至少一种添加剂的液体流动并进入纤维网机器的造纸原料的液体流中 短循环的流动，其中与所述至少一种添加剂的液体流的供给基本上同时提供适量的微纤化纤维素或纳米纤维化多糖。
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公开(公告)号：US09752280B2
公开(公告)日：2017-09-05
申请号：US15200973
申请日：2016-07-01
Applicant: WETEND TECHNOLOGIES OY , Valmet Technologies Oy
Inventor： Jouni Matula
CPC classification number: D21F11/002 , C01F11/181 , C04B28/10 , D21F1/00 , D21H17/00 , D21H17/63 , Y02P40/18 , C04B32/02
Abstract: A method to form a fibrous web including: introducing a furnish to a headbox of a fiber web machine, wherein the furnish includes a thick stock component and a filtrate, injecting a gas into to the furnish to form a foamed furnish, and laying the foamed furnish on a wire or between wires of a wire section of the fiber web machine to form the fibrous web from the foamed furnish.
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8.发明授权公开(公告)号：US09649607B2
公开(公告)日：2017-05-16
申请号：US14769588
申请日：2014-02-21
Applicant: WETEND TECHNOLOGIES OY
Inventor： Jouni Matula , Jussi Matula
CPC classification number: B01F15/0243 , B01F3/0865 , B01F5/04 , B01F5/0405 , B01F5/048 , B01F15/0416
Abstract: An arrangement for mixing a fluid to a process liquid by using at least one mixing station and a method of operating the arrangement to feed injection or mixing liquid to injection mixers arranged on a periphery of a flow pipe transferring a process liquid. The arrangement and the method are applicable for the injection of mixers and chemical mixing in processes for the wood processing industry.
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公开(公告)号：US09616399B2
公开(公告)日：2017-04-11
申请号：US14100313
申请日：2013-12-09
Applicant: WETEND TECHNOLOGIES OY
Inventor： Jouni Matula
CPC classification number: B01F15/0254 , B01F3/0865 , B01F5/0405 , B01F5/0471 , B01J4/002 , B01J4/008 , B05B7/0408 , B05B7/10 , D21H23/04
Abstract: A method to feed a chemical into a liquid flow using a feed device including a nozzle casing having an isolated mixing space including: feeding the chemical to the isolated mixing space in the feed device; feeding a mixing liquid to the isolated mixing space; mixing the chemical and the mixing liquid in the isolated mixing space to form a mixture of chemical and mixing liquid, and feeding the mixture of chemical and mixing liquid to the liquid flow.
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10.发明授权公开(公告)号：US11352749B2
公开(公告)日：2022-06-07
申请号：US16914799
申请日：2020-06-29
Applicant: WETEND TECHNOLOGIES OY , VALMET TECHNOLOGIES OY
Inventor： Jouni Matula , Jari Mäkinen , Jussi Matula
Abstract: A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine by mixing of a retention chemical to a fibrous stock flowing in an approach flow system of a fiber web machine by a mixer (200) between the attenuator (16) and the headbox (18).
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