46 patents
Page 2 of 3
Utility
Method for Producing High Silicon Dual Phase Steels with Improved Ductility
11 Mar 20
A method for producing a dual phase steel sheet is provided.
Hyun Jo JUN, Narayan S. POTTORE, Nina Michailovna FONSTEIN
Filed: 14 Nov 19
Utility
Method for Manufacturing Parts with a Low Waviness from an Electrogalvanized Metal Sheet, Corresponding Part and Vehicle
4 Mar 20
A method for manufacturing parts is provided.
Hervé Derule
Filed: 29 Oct 19
Utility
Process and Device for Measuring Wear of a Refractory Lining of a Receptacle Intended to Contain Molten Metal
4 Mar 20
Marco PICCO, David GLIJER, Daniel GUALTIERI
Filed: 11 Dec 16
Utility
Method for determining deformation, and associated equipment
26 Feb 20
A method of determination of deformation along a first direction of an equipment (1) in contact with hot material and including an inner face (3) in contact with the hot material and an outer face (4) opposite to the inner face (3) is provided.
Mounir AMOURAK, Thiago RABELO NUNES CAMPOS, Herve PIERRET, Pierre-Jean KRAUTH, Dominique SERT, Joseph IEZZI, Michel NOGUES
Filed: 30 May 18
Utility
a Method for Manufacturing a Thermally Treated Steel Sheet
5 Feb 20
Frédéric BONNET
Filed: 19 Dec 17
Utility
Coated Metal Sheet Having an Amino Acid to Improve Corrosion Resistance
5 Feb 20
A coated metal sheet is provided.
Lydia RACHIELE, Herve DERULE, Delphine THAI
Filed: 14 Oct 19
Utility
a Method for Manufacturing a Thermally Treated Steel Sheet
29 Jan 20
Frédéric BONNET, Yannick DOH
Filed: 19 Dec 17
Utility
Process for Manufacturing Cold-rolled and Annealed Steel Sheet with a Very High Strength, and Sheet Thus Produced
29 Jan 20
A process for manufacturing a cold-rolled steel sheet with a strength of at least 1200 MPa and an elongation at break greater than 10%.
Javier Gil Otin, Antoine Moulin
Filed: 2 Oct 19
Utility
Copper Cooling Plate with Multilayer Protrusions Comprising Wear Resistant Material, for a Blast Furnace
22 Jan 20
A cooling plate for use in a blast furnace is described.
Ignacio HERRERO BLANCO
Filed: 29 Dec 16
Utility
Method for the Preparation of Aluminized Steel Sheets to Be Welded and Then Press Hardened
15 Jan 20
A method for the preparation of steel sheets for fabricating a welded steel blank is provided.
Francis SCHMIT, Rene VIERSTRAETE, Qingdong YIN, Wolfram EHLING
Filed: 10 Sep 19
Utility
Resistance Spot Welding Method for Joining Zinc Coated Steel Sheets
8 Jan 20
A method for resistance spot welding comprising the following successive steps: —providing at least two steel sheets with thickness (th) comprised between 0.5 and 3 mm, at least one of the sheets being a zinc or zinc-alloy coated steel sheet (A) with a tensile strength (TS) higher than 800 MPa and a total elongation (TEL) such as (TS)×(TEL)>14000 MPa %, wherein the composition of the steel substrate of (A) contains, in weight: 0.05%≤C≤0.4%, 0.3%≤Mn≤8%, 0.010%≤Al≤3%, 0.010%≤Si≤2.09%, with 0.5%≤(Si+Al)≤3.5%, 0.001%≤Cr≤1.0%, 0.001%≤Mo≤0.5% and optionally: 0.005%≤Nb≤0.1%, 0.005%≤V≤0.2%, 0.005%≤Ti≤0.1%, 0.0003%≤B≤0.005%, 0.001%≤Ni≤1.0%, the remainder being Fe and unavoidable impurities, —performing resistance spot welding of the at least two steel sheets for producing a weld with an indentation depth (IDepth) on the surface of said steel sheet (A) such as: 100 μm≤(IDepth)≤18.68 (Znsol)−55.1, wherein (IDepth) is in micrometers and wherein Znsol is the solubility of Zn in the steel of sheet (A) at 750° C., in weight %.
Céline Musik, Kangying Zhu, Didier Hun, Jean-Michel Mataigne, Astrid Perlade, Renaud Frappier
Filed: 26 Feb 18
Utility
Method for the Preparation of Aluminized Steel Sheets to Be Welded and Then Press Hardened
1 Jan 20
A method for the preparation of steel sheets for fabricating a welded steel blank is provided.
Francis SCHMIT, Rene VIERSTRAETE, Qingdong YIN, Wolfram EHLING
Filed: 11 Sep 19
Utility
Welded Blanks Made from Aluminized Steel Sheets and Having Advantageous Welded Joint Characteristics
1 Jan 20
A welded blank includes a first pre-coated steel sheet, a second pre-coated steel sheet the first pre-coated steel sheet including a principal first face and an opposite principal first face, the first layer being removed by melting and vaporization in a first peripheral zone of the first pre-coated steel sheet, and the second pre-coated steel sheet including a second principal face and an opposite second principal face, the second layer being removed by melting and vaporization in a second peripheral zone of the second pre-coated steel sheet.
Francis SCHMIT, Rene VIERSTRAETE, Qingdong YIN, Wolfram EHLING
Filed: 12 Sep 19
Utility
Electrical Connection Device for a Photovoltaic System
18 Dec 19
Paul WOUTERS, Lionel FOURDRINIER, Eftychios XIRAKIS, Renaud VIGNAL, Andreas TORMA
Filed: 29 Nov 17
Utility
Copper Cooling Plate with Wear Resistant Inserts, for a Blast Furnace
4 Dec 19
A cooling plate for use in a blast furnace is described.
Ignacio HERRERO BLANCO
Filed: 29 Dec 16
Utility
Bumper Beam Having Ribs on Several Walls of the Bumper Beam
4 Dec 19
A bumper beam is made of at least one rolled formed steel sheet containing an upper beam and a lower beam extending in a transversal direction, the upper beam and the lower beam each having a closed cross-section defined by a front wall, a rear wall, an upper wall and a lower wall, the upper wall and the lower wall joining the front wall to the rear wall, each of the front walls of the upper beam and of the lower beam containing a front rib extending transversally and towards the interior of the bumper beam.
Gilles BRUN, Damien HERISSON, Jimmy LAM, Dan HASENPOUTH, Elie GIBEAU, Ivan VIAUX
Filed: 15 Nov 17
Utility
Method of Dynamical Adjustment for Manufacturing a Thermally Treated Steel Sheet
20 Nov 19
Frédéric BONNET
Filed: 19 Dec 17
Utility
a Method of Dynamical Adjustment for Manufacturing a Thermally Treated Steel Sheet
20 Nov 19
The present invention provides a method of dynamical adjustment for manufacturing a thermally treated steel sheet.
Frédéric BONNET, Van Thang PHAM
Filed: 19 Dec 17
Utility
a Manufacturing Process of Hot Press Formed Aluminized Steel Parts
13 Nov 19
A manufacturing process of a press hardened coated part including providing a furnace containing N zones, each furnace zone being respectively heated at a setting temperature Θ1F, Θ2F, . . . ΘiF, . . . , ΘNF, implementing the following successive steps: providing a steel sheet with thickness th between 0.5 and 5 mm, the steel sheet covered by an aluminium alloy precoating with a thickness between 15 and 50 μm, the emissivity coefficient being equal to 0.15(1+α), a being between 0 and 2.4, then cutting said steel sheet to obtain a precoated steel blank, then placing the precoated steel blank in furnace zone 1 for a duration t1 between 5 and 600 s, wherein Θ1F and t1 are such that: Θ1Fmax>Θ1F>Θ1Fmin with: Θ1Fmax=(598+A eBt1+CeDt1) and Θ1Fmin=(550+A′ eB′t1+C′eD′t1), A, B, C, D, A′, B′, C′, D′ being such that A=(762 e0.071 th−426 e−0.86 th) (1−0.345α), B=(−0.031 e−2.151 th−0.039 e−0.094 th) (1+0.191α), C=(394 e0.193 th−434.3 e−1.797 th) (1−0.364α), D=(−0.029 e−2.677 th−0.011 e−0.298 th) (1+0.475α), A′=(625 e0.123 th−476 e−1.593 th) (1−0.345α), B′=(−0.059 e−2.109 th−0.039 e−0.091 th) (1+0.191α), C′=(393 e0.190 th−180 e−1.858 th) (1−0.364α), D′=(−0.044 e−2.915 th−0.012 e−00.324 th) (1+0.475α), wherein Θ1F, Θ1Fmax Θ1Fmin are in ° Celsius, t1 is in s., and th is in mm, then transferring the precoated steel blank in the furnace zone 2 heated at a setting temperature Θ2F=Θ1B and maintaining isothermally the precoated steel blank for a duration t2, θ2F and t2 being such that: t2min≥t2≥t2max with: t2min=0.95 t2* and t2max=1.05 t2*with: t2=t12 (−0.0007 th2+0.0025 th−0.0026)+33952−(55.52×Θ2F) wherein Θ2F is in ° Celsius, t2, t2min, t2max, t2* are in s., and th is in mm, then transferring the precoated steel blank in further zones (3, . . . i, . . . , N) of the furnace, so to reach a maximum blank temperature ΘMB between 850° C. and 950° C., the average heating rate Va of the blank between Θ2F and ΘMB being between 5 and 500° C./s, then transferring the heated steel blank from the furnace into a press, then hot forming the heated steel blank in said press so as to obtain part, then cooling the part at a cooling rate in order to obtain a microstructure in the steel substrate containing at least one constituent chosen among martensite or bainite.
Alexandre BLAISE
Filed: 7 Dec 17
Utility
Cold Rolled and Heat Treated Steel Sheet, Method of Production Thereof and Use of Such Steel to Produce Vehicle Parts
13 Nov 19
Patrick BARGES, Ian Alberto ZUAZO RODRIGUEZ
Filed: 21 Dec 16