Patents by Inventor Marco Ansoldi
Marco Ansoldi 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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Publication number: 20240033813Abstract: A containment system for laterally containing a liquid metal material or liquid metal alloy at an open side end of a passage defined between two casting members, said system comprising a pneumatic device ending with a hollow end element adapted to be arranged close to said open side end of the passage, wherein said hollow end element defines a chamber therein, wherein said pneumatic device is adapted to feed a compressed aeriform substance into said chamber, and wherein said hollow end element is provided with at least one blowing face for blowing said compressed aeriform substance from the chamber towards a side containment zone for said liquid metal.Type: ApplicationFiled: February 10, 2022Publication date: February 1, 2024Inventors: Matteo Nobile, Marco Ansoldi, Nikolas Salvador
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Patent number: 11780002Abstract: An electromagnetic device for laterally containing a liquid metal, having a first electrical conductivity, at one open side end of a passage defined between two counter-rotating casting rolls, at least the surfaces of which are made of a ferromagnetic material, said device comprising a magnetic yoke made of a further ferromagnetic material having a second electrical conductivity either lower than or equal to said first electrical conductivity of the liquid metal and ending with two mutually proximal wedge-shaped ends, said wedge-shaped ends having respective inner surfaces, facing each other and defining a gap, and respective outer surfaces, arranged one on one side and the other on the other side with respect to a plane lying in said gap and shaped so as to be able to insert both said wedge-shaped ends at least partially between the two casting rolls; at least one coil wound on at least one stretch of the magnetic yoke and adapted to be supplied by electric current; at least one plate, made of a materialType: GrantFiled: January 16, 2020Date of Patent: October 10, 2023Assignee: DANIELI & C. OFFICINE MECCANICHE S.p.A.Inventors: Nicola Gagliardi, Marco Ansoldi, Nikolas Salvador, Matteo Nobile
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Publication number: 20220072604Abstract: An electromagnetic device for laterally containing a liquid metal, having a first electrical conductivity, at one open side end of a passage defined between two counter-rotating casting rolls, at least the surfaces of which are made of a ferromagnetic material, said device comprising a magnetic yoke made of a further ferromagnetic material having a second electrical conductivity either lower than or equal to said first electrical conductivity of the liquid metal and ending with two mutually proximal wedge-shaped ends, said wedge-shaped ends having respective inner surfaces, facing each other and defining a gap, and respective outer surfaces, arranged one on one side and the other on the other side with respect to a plane lying in said gap and shaped so as to be able to insert both said wedge-shaped ends at least partially between the two casting rolls; at least one coil wound on at least one stretch of the magnetic yoke and adapted to be supplied by electric current; at least one plate, made of a materialType: ApplicationFiled: January 16, 2020Publication date: March 10, 2022Inventors: Nicola Gagliardi, Marco Ansoldi, Nikolas Salvador, Matteo Nobile
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Patent number: 10584394Abstract: An apparatus to move and preheat metal material (M) to be fed to a container comprises a containing structure, having an internal compartment and provided with a support wall, a conveyor for the material (M), a fume transit section whose volume reduces as it is distanced from said container along the longitudinal development of said containing structure, and a collector for hot fumes (F) whose volume increases in a manner correlated to said reduction in the fume transit section. The collector is located below said conveyor inside the internal compartment essentially along the entire longitudinal development of said containing structure. Moreover, one or more through apertures are made in said support wall to put the conveyor and the collector into fluidic connection.Type: GrantFiled: May 29, 2015Date of Patent: March 10, 2020Assignee: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Marco Ansoldi, Yuri Raffaglio, Daniele Petrei
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Patent number: 9776804Abstract: Vibration device for a conveying apparatus (21) to convey a metal charge in a longitudinal direction (X) comprising at least two vibration mechanisms (25, 26) each disposed on opposite sides of the conveying apparatus (21) so as to feed the metal charge. The vibration mechanisms (25, 26) comprise at least a first plurality of eccentric masses (31, 32, 33) having their mass barycenters (B) oriented in parallel directions to each other, and a second plurality of eccentric masses (34, 35) having their mass barycenters (B) disposed angularly offset with respect to the disposition of the barycenters of the first plurality of eccentric masses (31, 32, 33).Type: GrantFiled: March 26, 2013Date of Patent: October 3, 2017Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.Inventors: Andrea De Luca, Marco Ansoldi
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Publication number: 20170121781Abstract: An apparatus to move and preheat metal material (M) to be fed to a container comprises a containing structure, having an internal compartment and provided with a support wall, a conveyor for the material (M), a fume transit section whose volume reduces as it is distanced from said container along the longitudinal development of said containing structure, and a collector for hot fumes (F) whose volume increases in a manner correlated to said reduction in the fume transit section. The collector is located below said conveyor inside the internal compartment essentially along the entire longitudinal development of said containing structure. Moreover, one or more through apertures are made in said support wall to put the conveyor and the collector into fluidic connection.Type: ApplicationFiled: May 29, 2015Publication date: May 4, 2017Applicant: Danieli & C. Officine Meccaniche SPAInventors: Marco ANSOLDI, Yuri RAFFAGLIO, Daniele PETREI
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Patent number: 9427798Abstract: A template (1) for centering rollers at the foot of an ingot mold, the ingot mold being provided with a round section crystallizer into which the template can be inserted passing therethrough from a first end to a second end, the template comprising a round section tubular frame (5), defining a longitudinal axis (X) and having a plurality of longitudinal slots (6) arranged at an equal angular distance from one another; a plurality of longitudinal plates (7) configured so that each longitudinal plate is inserted into a respective longitudinal slot (6) and can move in radial direction through said respective longitudinal slot; at least one inflatable chamber (8, 8?), housed into the tubular frame (5) and at least partially covering the longitudinal extension of a frame stretch adapted to remain inside the crystallizer when the template is inserted into said crystallizer, said at least one inflatable chamber being adapted to expand so as to move said longitudinal plates outwards in radial direction to adhere theType: GrantFiled: June 5, 2013Date of Patent: August 30, 2016Assignee: Danieli & C. Officine Meccaniche S.P.A.Inventors: Andrea De Luca, Marco Ansoldi, Alfredo Poloni
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Patent number: 9335097Abstract: Bottom electrode or anode for continuous direct current arc furnaces, provided with a cooling system which allows to improve the effectiveness of the cooling action of the bottom electrode, made in the shape of bimetallic billet, for the purpose of ensuring a sufficient height of the portion of said electrode which remains solid during the operation of the furnace, also when there is a very high electric load.Type: GrantFiled: December 15, 2010Date of Patent: May 10, 2016Assignee: Danieli & C. Officine Meccaniche S.p.A.Inventors: Maurizio Picciotto, Marco Ansoldi, Stefano Morsut, Alfredo Poloni
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Publication number: 20150290704Abstract: A template (1) for centering rollers at the foot of an ingot mold, the ingot mold being provided with a round section crystallizer into which the template can be inserted passing therethrough from a first end to a second end, the template comprising a round section tubular frame (5), defining a longitudinal axis (X) and having a plurality of longitudinal slots (6) arranged at an equal angular distance from one another; a plurality of longitudinal plates (7) configured so that each longitudinal plate is inserted into a respective longitudinal slot (6) and can move in radial direction through said respective longitudinal slot; at least one inflatable chamber (8, 8?), housed into the tubular frame (5) and at least partially covering the longitudinal extension of a frame stretch adapted to remain inside the crystallizer when the template is inserted into said crystallizer, said at least one inflatable chamber being adapted to expand so as to move said longitudinal plates outwards in radial direction to adhere theType: ApplicationFiled: June 5, 2013Publication date: October 15, 2015Inventors: Andrea De Luca, Marco Ansoldi, Alfredo Poloni
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Publication number: 20150060238Abstract: Vibration device for a conveying apparatus (21) to convey a metal charge in a longitudinal direction (X) comprising at least two vibration mechanisms (25, 26) each disposed on opposite sides of the conveying apparatus (21) so as to feed the metal charge. The vibration mechanisms (25, 26) comprise at least a first plurality of eccentric masses (31, 32, 33) having their mass barycenters (B) oriented in parallel directions to each other, and a second plurality of eccentric masses (34, 35) having their mass barycenters (B) disposed angularly offset with respect to the disposition of the barycenters of the first plurality of eccentric masses (31, 32, 33).Type: ApplicationFiled: March 26, 2013Publication date: March 5, 2015Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Andrea De Luca, Marco Ansoldi
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Patent number: 8899305Abstract: Crystallizer for continuous casting, having a monolithic structure defined by lateral walls in the thickness of which channels (11) are made in which a cooling liquid flows. The channels (11) are geometrically sized so as to define, in a zone substantially astride the meniscus (M), an increased transit speed of the cooling liquid, wherein by increased speed it is intended that in at least some of the cooling channels (11) the speed of transit of the cooling liquid is greater in the zone astride the meniscus (M) compared with a zone below or above said zone astride the meniscus (M).Type: GrantFiled: November 24, 2011Date of Patent: December 2, 2014Assignee: Danieli & C. Officine Meccaniche SpAInventors: Marco Ansoldi, Gianluca Bazzaro, Andrea De Luca
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Patent number: 8899304Abstract: Crystallizer for continuous casting, having a monolithic tubular structure defined by lateral walls (12) in the thickness of which channels (11) are made in which a cooling liquid flows, wherein two adjacent lateral walls (12) define a corner or s edge zone. On at least one longitudinal portion (C) of at least one of the lateral walls (12) and/or of at least one of the corner zones, defining a zone in correspondence with which, during use, the meniscus of the liquid metal is located, a reduction in thickness (13) is made, starting from the external surface, determining a cross section with a reduced area with respect to the remaining longitudinal portions of the monolithic tubular structure.Type: GrantFiled: November 24, 2011Date of Patent: December 2, 2014Assignee: Danieli & C. Officine Meccaniche SpAInventors: Marco Ansoldi, Gianluca Bazzaro, Andrea De Luca
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Publication number: 20140042676Abstract: Device and method for injecting solid material in particles, powder or granulated form, of varying grain size. The device comprises a tubular pipe which can be applied on a lateral wall of a melting furnace so as to dispose its exit end inside the volume of the melting furnace and above the meniscus of the liquid metal. The device also comprises a chamber or tank to contain the solid material and emitter means comprising valve means which can be selectively opened for an opening time in the range of tenths of a second, to introduce an impulsive jet of pre-compressed gas or air which, in coordination with the opening of an exit valve which can be selectively opened, disposed at one end of said pipe, determines the emission of an impulsive flow of the solid material contained in said chamber or tank, with high kinetic energy and quantity of motion.Type: ApplicationFiled: April 17, 2012Publication date: February 13, 2014Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Alfredo Poloni, Marco Ansoldi
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Publication number: 20130327492Abstract: Crystallizer for continuous casting, having a monolithic tubular structure defined by lateral walls (12) in the thickness of which channels (11) are made in which a cooling liquid flows, wherein two adjacent lateral walls (12) define a corner or s edge zone. On at least one longitudinal portion (C) of at least one of the lateral walls (12) and/or of at least one of the corner zones, defining a zone in correspondence with which, during use, the meniscus of the liquid metal is located, a reduction in thickness (13) is made, starting from the external surface, determining a cross section with a reduced area with respect to the remaining longitudinal portions of the monolithic tubular structure.Type: ApplicationFiled: November 24, 2011Publication date: December 12, 2013Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Marco Ansoldi, Gianluca Bazzaro, Andrea De Luca
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Publication number: 20130319629Abstract: Crystallizer for continuous casting, having a monolithic structure defined by lateral walls in the thickness of which channels (11) are made in which a cooling liquid flows. The channels (11) are geometrically sized so as to define, in a zone substantially astride the meniscus (M), an increased transit speed of the cooling liquid, wherein by increased speed it is intended that in at least some of the cooling channels (11) the speed of transit of the cooling liquid is greater in the zone astride the meniscus (M) compared with a zone below or above said zone astride the meniscus (M).Type: ApplicationFiled: November 24, 2011Publication date: December 5, 2013Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Marco Ansoldi, Gianluca Bazzarp, Andrea De Luca
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Publication number: 20120269225Abstract: Bottom electrode or anode for continuous direct current arc furnaces, provided with a cooling system which allows to improve the effectiveness of the cooling action of the bottom electrode, made in the shape of bimetallic billet, for the purpose of ensuring a sufficient height of the portion of said electrode which remains solid during the operation of the furnace, also when there is a very high electric load.Type: ApplicationFiled: December 15, 2010Publication date: October 25, 2012Inventors: Maurizio Picciotto, Marco Ansoldi, Stefano Morsut, Alfredo Poloni
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Patent number: 8074703Abstract: Oscillating table for blooms or billets production plants, comprising pairs of bars, lying on at least one horizontal plane, which constitute the elastic support elements of the mold, thus permitting an optimal guidance of the oscillation thereof exclusively in the casting direction, said pairs of bars constituting a tie rod-strut system working in bending that confers to the table very high torsional and lateral stiffness. It allows a high precision in guiding mold thus consenting it wide oscillations in the axial casting direction only.Type: GrantFiled: February 23, 2007Date of Patent: December 13, 2011Assignee: Danieli & C. Officine Meccaniche S.p.A.Inventors: Alfredo Poloni, Andrea De Luca, Marco Ansoldi
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Patent number: 7980292Abstract: Provided is a crystalliser holding device for billets, blooms and slabs production plants that has a high constructive simplicity, a significantly reduced overall weight and that reduces substantially to zero the need for maintenance. The crystalliser holding device of the invention, in addition to efficaciously guaranteeing the transfer toward the exterior of the heat of the liquid steel introduced into the tubular crystalliser contained therein, also provides a separate circuit for cooling the continuous ingot exiting the crystalliser and the rollers at the foot. It also permits an easy and rapid replacement in the oscillating table in which it is housed.Type: GrantFiled: February 23, 2007Date of Patent: July 19, 2011Assignee: Danieli & C. Officine Meccaniche, S.p.A.Inventors: Alfredo Poloni, Andrea De Luca, Marco Ansoldi
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Publication number: 20090050287Abstract: Oscillating table for blooms or billets production plants, comprising pairs of bars, lying on at least one horizontal plane, which constitute the elastic support elements of the crystalliser, thus permitting an optimal guidance of the oscillation thereof exclusively in the casting direction, said pairs of bars constituting a tie rod-strut system working in bending that confers to the table very high torsional and lateral stiffness. It allows a high precision in guiding crystalliser thus consenting it wide oscillations in the axial casting direction only.Type: ApplicationFiled: February 23, 2007Publication date: February 26, 2009Inventors: Alfredo Poloni, Andrea De Luca, Marco Ansoldi
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Publication number: 20090014147Abstract: Crystalliser holding device for billets, blooms and slabs production plants that has a high constructive simplicity, a significantly reduced overall weight and that reduces substantially to zero the need for maintenance. The crystalliser holding device of the invention, in addition to efficaciously guaranteeing the transfer toward the exterior of the heat of the liquid steel introduced into the tubular crystalliser contained therein, also provides a separate circuit for cooling the continuous ingot exiting the crystalliser and the rollers at the foot. It also permits an easy and rapid replacement in the oscillating table in which it is housed.Type: ApplicationFiled: February 23, 2007Publication date: January 15, 2009Inventors: Alfredo Poloni, Andrea De Luca, Marco Ansoldi