Patents by Inventor Hans Johansson
Hans Johansson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11008133Abstract: A method for providing crease lines to a packaging material having a bulk layer is provided. The method comprises arranging the material to be creased between an elastic anvil and a pressing tool having at least one protrusive ridge facing the anvil, and pressing the ridge towards the anvil such that the packaging material will be subject to an imprint, whereby the width of the imprint is continuously increasing as the ridge is pressed against the anvil.Type: GrantFiled: June 17, 2015Date of Patent: May 18, 2021Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Patent number: 10815024Abstract: A bulk-based packaging material is provided, comprising at least one crease line for facilitating folding of the packaging material to a package. The at least one crease line is formed as an imprint on a primary side of the packaging material, and as an embossment on a secondary side of the packaging material, wherein the imprint is formed as an elongated groove having a triangular profile.Type: GrantFiled: June 17, 2015Date of Patent: October 27, 2020Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Patent number: 10717562Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. The package comprises a plurality of corners, wherein at least one of the corners is arranged at an area of the packaging material in which two or more crease lines intersect.Type: GrantFiled: June 17, 2015Date of Patent: July 21, 2020Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Patent number: 10710787Abstract: The present invention relates to a laminated cellulose-based liquid or semi-liquid food packaging material, comprising a brown or dark bulk layer from non-bleached, cellulose-based material, an outside substrate layer having a white print surface to hide the dark colour of the bulk layer, and on the inside an oxygen barrier layer and an innermost heat sealable layer. The invention further relates to the method for manufacturing the laminated packaging material and to a packaging container for liquid food packaging, comprising the laminated packaging material.Type: GrantFiled: November 25, 2016Date of Patent: July 14, 2020Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Alain Collaud, Hans Johansson, Nils Toft
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Publication number: 20180354690Abstract: The present invention relates to a laminated cellulose-based liquid or semi-liquid food packaging material, comprising a brown or dark bulk layer from non-bleached, cellulose-based material, an outside substrate layer having a white print surface to hide the dark colour of the bulk layer, and on the inside an oxygen barrier layer and an innermost heat sealable layer. The invention further relates to the method for manufacturing the laminated packaging material and to a packaging container for liquid food packaging, comprising the laminated packaging material.Type: ApplicationFiled: November 25, 2016Publication date: December 13, 2018Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Alain COLLAUD, Hans JOHANSSON, Nils TOFT
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Publication number: 20170233133Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. The package comprises a plurality of corners, wherein at least one of the corners is arranged at an area of the packaging material in which two or more crease lines intersect.Type: ApplicationFiled: June 17, 2015Publication date: August 17, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist
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Publication number: 20170174387Abstract: A method for providing crease lines to a packaging material having a bulk layer is provided. The method comprises arranging the material to be creased between an elastic anvil and a pressing tool having at least one protrusive ridge facing the anvil, and pressing the ridge towards the anvil such that the packaging material will be subject to an imprint, whereby the width of the imprint is continuously increasing as the ridge is pressed against the anvil.Type: ApplicationFiled: June 17, 2015Publication date: June 22, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans JOHANSSON, Lars BERGHOLTZ, Jens QUIST
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Publication number: 20170129641Abstract: A package is provided, comprising a packaging material having a bulk layer and being formed into a three-dimensional container by folding the packaging material along predefined crease lines thus forming a fracture along the crease lines. At least one of the crease lines forms a hinge mechanism having a single axis of rotation.Type: ApplicationFiled: June 17, 2015Publication date: May 11, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Jens Quist, Mi Åberg
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Publication number: 20170121053Abstract: A bulk-based packaging material is provided, comprising at least one crease line for facilitating folding of the packaging material to a package. The at least one crease line is formed as an imprint on a primary side of the packaging material, and as an embossment on a secondary side of the packaging material, wherein the imprint is formed as an elongated groove having a triangular profile.Type: ApplicationFiled: June 17, 2015Publication date: May 4, 2017Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans JOHANSSON, Lars BERGHOLTZ, Jens QUIST
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Patent number: 9248631Abstract: A packaging laminate includes at least one material layer provided with magnetizable particles. A roller can be configured to apply crease line patterns on the packaging laminate while also applying magnetic fields for magnetizing at least some of the magnetizable particles in the packaging laminate. A method of controlling working operations on a packaging laminate in a filling machine involves supplying a packaging laminate to a filling machine, wherein the packaging laminate includes at least one material layer comprising magnetizable particles, with at least some of the magnetizable particles being magnetized particles. The method also involves controlling working operations of the filling machine on the packaging laminate supplied to the filling machine by reading information provided by the magnetized particles.Type: GrantFiled: March 18, 2011Date of Patent: February 2, 2016Assignee: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventors: Hans Johansson, Lars Bergholtz, Lotta Klint
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Publication number: 20150375484Abstract: Packaging laminate for a packaging container for oxygen-sensitive liquid food, such as milk, juice, wine and cooking oil. The packaging laminate has a layer of paper or paperboard, and a layer serving as gas barrier and composed of a material with barrier properties against gases, in particular oxygen. The layer serving as gas barrier is bonded to the paper or paperboard layer by a lamination layer, which has a central layer of polymer and outer layers of an adhesive on both sides of the polymer layer. The packaging laminate also has outer liquid-tight coatings on both sides of the paper or paperboard layer.Type: ApplicationFiled: February 6, 2014Publication date: December 31, 2015Applicant: TETRA LAVAL HOLDINGS & FINANCE S.A.Inventor: Hans JOHANSSON
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Patent number: 8728828Abstract: The present invention relates to a separation matrix comprised of porous particles to which antibody-binding protein ligands have been immobilized, wherein the ligand density is in the range of 5.0-10 mg/ml; the gel phase distribution coefficient of the particles expressed as Kav for a dextran of size 110 kDa is above 0.65 and the median particle diameter is between 65-84 ?m. The carbohydrate material is preferably highly cross-linked agarose.Type: GrantFiled: December 22, 2005Date of Patent: May 20, 2014Assignee: GE Healthcare Bio-Sciences ABInventors: Hans Berg, Hans Johansson, Gunnar Malmquist, Per-Mikael Aberg
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Patent number: 8728274Abstract: The present invention relates to a method of treating an aqueous suspension of bleached pulp derived from an alkaline pulping process comprising dewatering and drying said suspension, wherein the pH of the suspension to be treated ranges from about 6.5 to about 12.Type: GrantFiled: August 30, 2007Date of Patent: May 20, 2014Assignee: Akzo Nobel N.V.Inventors: Thomas Christopher Greschik, Hans Johansson-Vestin, Håkan Fägersten
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Publication number: 20140044994Abstract: The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device.Type: ApplicationFiled: October 16, 2013Publication date: February 13, 2014Applicant: Tetra Laval Holdings & Finance S.A.Inventors: Per SCHARFENORT, Hans JOHANSSON, Lars BERGHOLTZ, Lars SICKERT, Paolo BENEDETTI, Guido WIENER
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Patent number: 8579204Abstract: The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device.Type: GrantFiled: September 25, 2009Date of Patent: November 12, 2013Assignee: Tetra Laval Holdings & Finance S.A.Inventors: Per Scharfenort, Hans Johansson, Lars Bergholtz, Lars Sickert, Paolo Benedetti, Guido Wiener
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Patent number: 8367951Abstract: A retrofit diverter switch which has a mechanical and electrical interface that is compatible with the existing designs is provided. The diverter switch may include a vacuum switch. The feature where the mechanical and electrical interface is compatible enables a retrofit from traditional On Load Tap Changers to a vacuum based on Load Tap Changers. The diverter switch may be retrofitted into existing tap changer housings. Retrofitting from traditional to vacuum based, traditional to vacuum based and up rating, and vacuum up rating may be possible. Also, the diverter switch may include modular components that allow for easy customization of the diverter switch for different applications.Type: GrantFiled: August 23, 2007Date of Patent: February 5, 2013Assignee: ABB Technology Ltd.Inventors: Petter Nilsson, Robert L. Hirt, Hans Johansson, Mats Carlsson, Lars Jonsson
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Patent number: 8118976Abstract: The present invention concerns a process for the production of a cellulosic product comprising providing a fiber-containing suspension, wherein at least about 60% by weight of the fibers are cellulosic fibers, and dewatering the suspension on a wire to form a cellulosic fiber web, the process further comprising adding silica-based particles to the formed web and a wet strength agent to the suspension and/or to the formed web. The invention also concerns a product obtainable by the process. The invention further concerns a dispersion comprising silica-based particles and a substantially aldehyde-free wet strength agent. A further aspect of the invention concerns a dispersion comprising silica-based particles having a specific surface area ranging from about 1000 to about 1700 m2/g and a wet strength agent. Still another aspect of the invention concerns the use of the dispersion as an additive in a papermaking process.Type: GrantFiled: April 28, 2008Date of Patent: February 21, 2012Assignee: Akzo Nobel N.V.Inventors: Hans Johansson-Vestin, Arne Andersson, Fredrik Solhage
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Publication number: 20110204137Abstract: The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device.Type: ApplicationFiled: September 25, 2009Publication date: August 25, 2011Applicant: Tetra Laval Holdings & Finance S.A.Inventors: Per Scharfenort, Hans Johansson, Lars Bergholtz, Lars Sickert, Paolo Benedetti, Guido Wiener
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Publication number: 20110196047Abstract: A process for the production of an aqueous sol containing silica-based particles which comprises (a) acidifying an aqueous silicate solution to a pH of from 1 to 4 to form an acid sol; (b) alkalising the acid sol at an SiO2 content within the range of from 4.5 to 8% by weight; (c) allowing particle growth of the alkalised sol for at least 10 minutes; or heat-treating the alkalised sol at a temperature of a least 30° C.; (d) alkalising the obtained sol to a pH of at least 10.0; and (e) optionally concentrating the sol obtained according to (b), (c) or (d) to provide an aqueous sol containing silica-based particles and having a specific surface area of at least 90 m2/g aqueous sol; as well as an aqueous sol containing silica-based particles obtainable by the process.Type: ApplicationFiled: April 4, 2011Publication date: August 11, 2011Applicant: AKZO NOBEL N.V.Inventors: Michael Persson, Marek Tokarz, Maj-Lis Dahlgren, Hans Johansson-Vestin
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Patent number: D751036Type: GrantFiled: February 21, 2013Date of Patent: March 8, 2016Assignee: Höganäs ABInventors: Joakim Svensson, Hans Johansson Dahlskog