Patents by Inventor Paolo Bobig
Paolo Bobig 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: 20240157416Abstract: A plant and a method for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a continuous rolling train disposed operatively in line with the roughing stand and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.Type: ApplicationFiled: January 24, 2023Publication date: May 16, 2024Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
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Publication number: 20240157418Abstract: The invention concerns a method and a plant for obtaining strips (S), wherein the plant has at least three casting lines (11, 12, 13) disposed in parallel, of which two are lateral (11, 13) and one is central (12), and at least two rolling lines (14, 15) aligned with two of said at least three lateral casting lines (11, 12 13).Type: ApplicationFiled: March 14, 2022Publication date: May 16, 2024Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
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Publication number: 20240157417Abstract: A method for revamping a starting rolling plant, for producing a final strip starting from a slab having a determinate starting thickness, including: at least one heating furnace configured to heat at least the slab to a determinate starting temperature; at least one reversible roughing stand configured to subject the slab to one or more rolling passes in order to obtain an intermediate rolled product; and a rolling train disposed operatively in line with the roughing stand, including at least one pre-finishing stand and a plurality of finishing stands and configured to reduce the thickness of the intermediate rolled product, until the final strip having a determinate final thickness is obtained.Type: ApplicationFiled: January 24, 2023Publication date: May 16, 2024Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
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Publication number: 20240058853Abstract: The invention concerns a method and a plant for producing flat rolled products, in order to obtain strips having a multiple crown transverse profile that subsequently have to be divided in a longitudinal direction into strips of a smaller width; the method provides a rolling step carried out in a rolling mill comprising roughing stands and finishing stands equipped with respective work rolls, in order to supply a strip of a determinate width.Type: ApplicationFiled: July 13, 2023Publication date: February 22, 2024Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
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Publication number: 20230330740Abstract: Method to produce metal strip that comprises the casting of a cast product through a casting machine provided with a crystallizer to obtain a slab, and the hot rolling of the slab in a rolling station to obtain metal strip. The casting machine, during casting, exerts an action of reducing the thickness of the cast product exiting the crystallizer.Type: ApplicationFiled: June 20, 2023Publication date: October 19, 2023Inventors: Gianpietro BENEDETTI, Paolo BOBIG
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Publication number: 20230042075Abstract: Method for the production of flat metal products, in particular coils of strip, in endless and/or semi-endless mode, in which a metal product is continuously fed to a rolling mill consisting overall of at least 4 stands. The rolling stands are, in sequence, roughing stands, and finishing stands. It is provided to perform a flying gauge change of the metal product exiting from the rolling mill.Type: ApplicationFiled: December 4, 2020Publication date: February 9, 2023Applicant: Danieli & C. Officine Meccaniche S.p.A.Inventors: Stefano MARTINIS, Paolo BOBIG
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Publication number: 20220288659Abstract: The invention concerns a method and a plant for producing flat rolled products, in order to obtain strips having a multiple crown transverse profile that subsequently have to be divided in a longitudinal direction into strips of a smaller width; the method provides a rolling step carried out in a rolling mill comprising roughing stands and finishing stands equipped with respective work rolls, in order to supply a strip of a determinate width.Type: ApplicationFiled: May 6, 2021Publication date: September 15, 2022Inventors: Gianpietro BENEDETTI, Paolo BOBIG, Matteo Remy BULFONE
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Publication number: 20220001442Abstract: Method to produce metal strip that comprises the casting of a cast product through a casting machine provided with a crystallizer to obtain a slab, and the hot rolling of the slab in a rolling station to obtain metal strip. The casting machine, during casting, exerts an action of reducing the thickness of the cast product exiting the crystallizer.Type: ApplicationFiled: September 25, 2019Publication date: January 6, 2022Inventors: Gianpietro BENEDETTI, Paolo BOBIG
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Patent number: 10576520Abstract: An apparatus for the hot production of strip (N) including a casting machine (11) configured to cast a thin slab (TS), a heating device (16) configured to maintain the temperature of and/or heat said thin slab (TS), at least one roughing unit (19) and a finishing unit (20) configured to obtain a strip (N), and wherein said casting machine (11), the heating device (16), the roughing unit (19), and the finishing unit (20) are disposed aligned along a common working axis (Z).Type: GrantFiled: December 7, 2018Date of Patent: March 3, 2020Assignee: DANIELI & C. OFFICINE MECCANICHE S.P.A.Inventors: Gianpietro Benedetti, Paolo Bobig, Matteo Remy Bulfone
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Patent number: 9821369Abstract: Rolling method for the production of flat products with low productivity, which includes a continuous casting step at a speed between 3.5 m/min and 6 m/min of a thin slab with a thickness between 25 and 50 mm. It also includes a roughing step to reduce the thickness in at least one roughing stand to a value between 6 mm and 40 mm, and suitable for winding, a rapid heating step by means of induction in order to at least restore the temperature lost in the segment downstream of casting and in the roughing step, a winding/unwinding step in a winding/unwinding device with two mandrels. The method also includes a rolling step in a rolling unit that consists of a single reversing stand of the Steckel type to roll the product unwound by the winding/unwinding device.Type: GrantFiled: February 2, 2012Date of Patent: November 21, 2017Assignee: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Publication number: 20170002439Abstract: Plant for the production of metal products comprising: a main rolling line configured to roll thin slabs; a main casting line of thin slabs associated downstream to a heating and/or maintenance furnace to heat and/or maintain the cast thin slabs at a uniform temperature, the main casting line being positioned upstream of and aligned with said main rolling line, the main rolling line being configured to roll the thin slabs arriving at least from the heating and/or maintenance furnace; an auxiliary rolling line provided with at least one rolling unit configured to roll conventional slabs and obtain thin slabs, and with a transfer unit positioned downstream of the rolling unit and configured to transfer the thin slabs rolled by the latter to the heating and/or maintenance furnace.Type: ApplicationFiled: January 16, 2015Publication date: January 5, 2017Inventors: Gianpietro Benedetti, Paolo Bobig
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Patent number: 9433983Abstract: Rolling method for the production of flat products with low productivity, comprising a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab with a thickness comprised between 25 mm and 50 mm, a roughing step to reduce the thickness in at least one forming stand or roughing stand, to a value comprised between 10 mm and 40 mm, preferably between 10 mm and 30 mm, even more preferably between 10 mm and 20 mm and suitable for winding, a rapid heating step using induction in order to at least restore the temperature lost in the segment downstream of casting and in the roughing step, a winding/unwinding step in a winding/unwinding device with two mandrels, a rolling step in a Steckel type rolling unit with two reversing type stands of the product unwound by the winding/unwinding device comprising not more than three double rolling passes, or two inversions, in order to obtain a final product comprised between 1-1.Type: GrantFiled: January 19, 2012Date of Patent: September 6, 2016Assignee: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Patent number: 9186711Abstract: A rolling line for the production of flat product includes a casting machine to continuously case a thin slab, a temperature maintenance and homogenization unit, a rolling unit a forming stand or roughing stand connected to the exit of the casting machine to reduce the thickness of the slab. The forming stand or roughing stand is configured to perform an adaptive reduction of the thickness of the cast slab smaller than or equal to about 65% at least as a function of the thickness, width and type of material of the finished flat product. The rolling unit is configured to perform a reduction of the reduction of the thin slab coming from the temperature maintenance and homogenization unit to a thickness comprised between about 1.2 mm and about 20 mm by three or fewer double rolling passes through the double rolling stand.Type: GrantFiled: June 14, 2011Date of Patent: November 17, 2015Assignee: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Patent number: 9126246Abstract: Rolling method for the production of flat products, such as metal strip, which provides a production step of a thin slab with a thickness comprised between 30 and 90 mm, preferably between 35 and 70 mm, a temperature maintenance and/or possible heating step of the slab to be sent for rolling, and a rolling step with multiple passes performed in a reversing rolling mill (14) comprising at least a reversing rolling stand (15), in which at least a winding reel furnace (16a) is also present upstream of the stand (15) and a winding reel furnace (16b) downstream of the stand (15), a winding step also being provided downstream of the rolling in at least a coiler (19a, 19b) to form a relative coil of strip of a defined weight, comprised between 20 and 30 tons, and a cooling step of the strip being provided between the reversing rolling mill (14) and said at least one coiler (19a, 19b).Type: GrantFiled: June 14, 2011Date of Patent: September 8, 2015Assignee: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Patent number: 8863819Abstract: A continuous casting device including at least a crystallizer suitable for casting a metal product, and a plurality of guide and containing segments with rolls, the function of which is to accompany the cast product exiting from the crystallizer. The device includes, an extension of or in an intermediate position to one or more of the guide and containing segments with rolls, one or more guide and containing segments of the mixed type with panels and rolls, each including one or more guide rolls disposed on at least one side of the product and insulated and/or reflecting and/or heated panels disposed on the opposite side of the product, so as to reduce the loss of temperature of the cast product in transit.Type: GrantFiled: May 17, 2011Date of Patent: October 21, 2014Assignee: Danieli & C. Officine Meccaniche SpAInventors: Gianpietro Benedetti, Andrea Carboni, Paolo Bobig
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Publication number: 20140034264Abstract: Rolling method for the production of flat products with low productivity, which comprises a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab with a thickness comprised between 25 and 50 mm. It also comprises a roughing step to reduce the thickness in at least one roughing stand to a value comprised between 6 mm and 40 mm, and suitable for winding, a rapid heating step by means of induction in order to at least restore the temperature lost in the segment downstream of casting and in the roughing step, a winding/unwinding step in a winding/unwinding device with two mandrels. The method also comprises a rolling step in a rolling unit that consists of a single reversing stand of the Steckel type to roll the product unwound by the winding/unwinding device, which comprises at most five rolling passes, or four inversions, in order to obtain a final product with a thickness comprised between about 1.4 mm and 10 mm, preferably between about 1.Type: ApplicationFiled: February 2, 2012Publication date: February 6, 2014Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Publication number: 20140026631Abstract: Rolling method for the production of flat products with low productivity, comprising a continuous casting step at a speed comprised between 3.5 m/min and 6 m/min of a thin slab with a thickness comprised between 25 mm and 50 mm, a roughing step to reduce the thickness in at least one forming stand or roughing stand, to a value comprised between 10 mm and 40 mm, preferably between 10 mm and 30 mm, even more preferably between 10 mm and 20 mm and suitable for winding, a rapid heating step using induction in order to at least restore the temperature lost in the segment downstream of casting and in the roughing step, a winding/unwinding step in a winding/unwinding device with two mandrels, a rolling step in a Steckel type rolling unit with two reversing type stands of the product unwound by the winding/unwinding device comprising not more than three double rolling passes, or two inversions, in order to obtain a final product comprised between 1-1.Type: ApplicationFiled: January 19, 2012Publication date: January 30, 2014Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Publication number: 20130160277Abstract: A rolling line (10) for the production of flat products (111) comprises a casting machine (12) suitable to continuously cast a thin slab (11), a temperature maintenance and homogenization unit (18), a rolling unit (22) comprising at least a double rolling stand (23a, 23b) of the Steckel reversing type downstream of the temperature maintenance and homogenization unit (18), at least a forming stand or roughing stand (20), directly connected immediately to the exit of the casting machine (12) and upstream of the temperature maintenance and homogenization unit (18), and suitable to reduce the thickness of the slab (11) just solidified. The forming stand or roughing stand (20) is configured to perform an adaptive reduction of the thickness of the cast slab (11) smaller than or equal to about 65% at least as a function of the thickness, width and type of material of the finished flat product.Type: ApplicationFiled: June 14, 2011Publication date: June 27, 2013Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Publication number: 20130145807Abstract: Rolling method for the production of flat products, such as metal strip, which provides a production step of a thin slab with a thickness comprised between 30 and 90 mm, preferably between 35 and 70 mm, a temperature maintenance and/or possible heating step of the slab to be sent for rolling, and a rolling step with multiple passes performed in a reversing rolling mill (14) comprising at least a reversing rolling stand (15), in which at least a winding reel furnace (16a) is also present upstream of the stand (15) and a winding reel furnace (16b) downstream of the stand (15), a winding step also being provided downstream of the rolling in at least a coiler (19a, 19b) to form a relative coil of strip of a defined weight, comprised between 20 and 30 tons, and a cooling step of the strip being provided between the reversing rolling mill (14) and said at least one coiler (19a, 19b).Type: ApplicationFiled: June 14, 2011Publication date: June 13, 2013Applicant: DANIELI & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Paolo Bobig
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Publication number: 20130139993Abstract: A continuous casting device including at least a crystallizer suitable for casting a metal product, and a plurality of guide and containing segments with rolls, the function of which is to accompany the cast product exiting from the crystallizer. The device includes, an extension of or in an intermediate position to one or more of the guide and containing segments with rolls, one or more guide and containing segments of the mixed type with panels and rolls, each including one or more guide rolls disposed on at least one side of the product and insulated and/or reflecting and/or heated panels disposed on the opposite side of the product, so as to reduce the loss of temperature of the cast product in transit.Type: ApplicationFiled: May 17, 2011Publication date: June 6, 2013Applicant: DANIEL & C. OFFICINE MECCANICHE SPAInventors: Gianpietro Benedetti, Andrea Carboni, Paolo Bobig