Patents by Inventor Jacques Montagnon
Jacques Montagnon 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: 20210355564Abstract: The present invention relates to a nickel-based superalloy with a high ?? phase content, intended for the manufacture of components by additive manufacturing followed by heat treatment, characterized in that its composition comprises, in percentages by weight of the total composition: Cr: 15.5-16.5; Co: 7.7-11; Mo+W=5.5-7.5; Al: 2.9-4.3; Ti: 2.6-3.2; Ta: 1.5-2.2; Nb: 0.3-1.1; C: 0.01-0.13; B: 0.0005-0.015; Zr: 0.01; Hf: 0.0001-0.5; Si: ?0.06; Ni: balance, and also the unavoidable impurities. It further relates to a method for manufacturing superalloy powder and turbine components.Type: ApplicationFiled: September 13, 2019Publication date: November 18, 2021Inventors: Philippe BELAYGUE, Daniel André Jean CORNU, Coraline CROZET, Rémi GIRAUD, Zéline HERVIER, Baptiste Romain LARROUY, Charlotte MAYER, Jacques MONTAGNON
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Patent number: 9181824Abstract: The invention concerns a method for making a unitary spark ignition valve, characterized in that it consists in preparing and casting a steel made up in wt. % of: 0.45%?C 0.55%; 12%?Cr?18%; 1%?Si?2.5%; traces?Mn?2%; 0.2%?V?0.5%; traces?Mo?0.5%; 0.05%?N?0.15%, with 0.55%?C+N?0.70%; traces?Ni?1%; traces?Cu?0.25%, or Cu?0.5 Ni if Cu>0.25%; traces?Co?1%; traces?W?0.2%; traces?Nb?0.15%; traces?AI?0.025%; traces?Ti?0.010%; traces?S?0.030%; traces?P?0.040%; traces?B?0.0050%; the balance being iron and impurities resulting from the preparation; in transforming by hot thermomechanical process, for example, by rolling and/or forging between 1000 and 1200° C.; optionally soft annealing, between 650 and 900° C.Type: GrantFiled: January 22, 2007Date of Patent: November 10, 2015Assignee: AUBERT & DUVALInventor: Jacques Montagnon
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Patent number: 9045806Abstract: Steel, characterized in that the composition thereof is, in percentages by weight: C=0.20-0.30% Co=trace levels-1% Cr=2-5% Al=1-2% Mo+W/2=1-4% V=trace levels-0.3% Nb=trace levels-0.1% B=trace levels-30 ppm Ni=11-16% with Ni?7+3.5 Al Si=trace levels-1.0% Mn=trace levels-2.0% Ca=trace levels-20 ppm rare earths=trace levels-100 ppm if N?10 ppm, Ti+Zr/2=trace levels-100 ppm with Ti+Zr/2?10 N if 10 ppm<N?20 ppm, Ti+Zr/2=trace levels-150 ppm O=trace levels-50 ppm N=trace levels-20 ppm S=trace levels-20 ppm Cu=trace levels-1% P=trace levels-200 ppm the remainder being iron and inevitable impurities resulting from the production operation. Method of producing a component from this steel and a component obtained in this manner.Type: GrantFiled: June 18, 2008Date of Patent: June 2, 2015Assignee: AUBERT & DUVALInventor: Jacques Montagnon
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Patent number: 8192560Abstract: The invention relates to steel which is characterized by the following composition as expressed in percentages by weight: —C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace?50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace?500 ppm, —Rare earths=trace?500 ppm, —Ti=trace?500 ppm, —O=trace?200 ppm if the steel is obtained by means of powder metallurgy or trace?50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace?100 ppm, —S=trace?50 ppm, —Cu=trace?1%, and —P=trace?200 ppm, the remainder including iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: GrantFiled: August 26, 2010Date of Patent: June 5, 2012Assignees: Aubert & Duval, SNECMA MoteursInventors: Jacques Montagnon, Philippe Heritier, Isabelle Peslerbe, Claude Mons
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Patent number: 8152938Abstract: The invention relates to steel which is characterized by the following composition as expressed in percentages by weight: —C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace—50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace—500 ppm, —Rare earths=trace—500 ppm, —Ti=trace—500 ppm, —O=Trace—200 ppm if the steel is obtained by means of powder metallurgy or trace—50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace—100 ppm, —S=trace—50 ppm, —Cu=trace—1%, and —P=trace—200 ppm, the remainder including iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: GrantFiled: August 26, 2010Date of Patent: April 10, 2012Assignees: Aubert & Duval, SNECMA MoteursInventors: Jacques Montagnon, Philippe Heritier, Isabelle Peslerbe, Claude Mons
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Patent number: 8153056Abstract: The invention relates to steel which is characterized by the following composition as expressed in percentages by weight:—C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace?50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace?500 ppm, —Rare earths=trace?500 ppm, —Ti=trace?500 ppm, —O=trace?200 ppm if the steel is obtained by means of powder metallurgy or trace?50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace?100 ppm, —S=trace?50 ppm, —Cu=trace?1%, and —P=trace?200 ppm, the remainder comprising iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: GrantFiled: April 20, 2006Date of Patent: April 10, 2012Assignees: Aubert & Duval, SNECMA MoteursInventors: Jacques Montagnon, Philippe Heritier, Isabelle Peslerbe, Claude Mons
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Patent number: 8097098Abstract: The invention concerns martensitic stainless steel, characterized in that its composition in weight percentages is as follows: 9%=Cr=13%; 1.5%=Mo=3%; 8%=Ni=14%; 1%=Al=2%; 0.5%=Ti=1.5% with AI+Ti=2.25%; traces=Co=2%; traces=W=1% with Mo+(W/2)=3%; traces=P=0.02%; traces=S=0.0050%; traces=N=0.0060%; traces=C=0.025%; traces=Cu=0.5%; traces=Mn=3%; traces=Si=0.25%; traces=O=0.0050%; and is such that: Ms (° C.)=1302 42 Cr 63 Ni 30 Mo+20AI-15W-33Mn-28Si-30Cu-13Co+10 Ti=50Cr eq/Ni eq=1.05 with Cr eq (%)=Cr+2Si+Mo+1.5 Ti+5.5 AI+0.6W Ni eq (%)=2Ni+0.5 Mn+3O C+25 N+Co+0.3 Cu. The invention also concerns a method for making a mechanical part using said steel, and the resulting part.Type: GrantFiled: June 26, 2006Date of Patent: January 17, 2012Assignee: Aubert & DuvalInventor: Jacques Montagnon
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Publication number: 20110048583Abstract: The invention relates to steel which is characterized by the following composition as expressed in percentages by weight: —C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace?50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace?500 ppm, —Rare earths=trace?500 ppm, —Ti=trace?500 ppm, ?O=trace?200 ppm if the steel is obtained by means of powder metallurgy or trace?50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace?100 ppm, —S=trace?50 ppm, —Cu=trace?1%, and —P=trace?200 ppm, the remainder including iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: ApplicationFiled: August 26, 2010Publication date: March 3, 2011Applicants: AUBERT & DUVAL, SNECMA MOTEURSInventors: Jacques MONTAGNON, Philippe HERITIER, Isabelle PESLERBE, Claude MONS
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Publication number: 20110041961Abstract: The invention relates to steel which is characterized by the following composition as expressed in percentages by weight: —C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace-50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace-500 ppm, —Rare earths=trace-500 ppm, —Ti=trace-500 ppm, —O=trace-200 ppm if the steel is obtained by means of powder metallurgy or trace-50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace-100 ppm, —S=trace-50 ppm, —Cu=trace-1%, and —P=trace-200 ppm, the remainder including iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: ApplicationFiled: August 26, 2010Publication date: February 24, 2011Applicants: AUBERT & DUVAL, SNECMA MOTEURSInventors: Jacques MONTAGNON, Philippe HERITIER, Isabelle PESLERBE, Claude MONS
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Publication number: 20100200119Abstract: Steel, characterised in that the composition thereof is, in percentages by weight: C=0.20-0.30% Co=trace levels-1% Cr=2-5% Al=1-2% Mo+W/2=1-4% V=trace levels-0.3% Nb=trace levels-0.1% B=trace levels-30 ppm Ni=11-16% with Ni?7+3.5 Al Si=trace levels-1.0% Mn=trace levels-2.0% Ca=trace levels-20 ppm rare earths=trace levels-100 ppm if N?10 ppm, Ti+Zr/2=trace levels-100 ppm with Ti+Zr/2?10 N if 10 ppm<N?20 ppm, Ti+Zr/2=trace levels-150 ppm O=trace levels-50 ppm N=trace levels-20 ppm S=trace levels-20 ppm Cu=trace levels-1% P=trace levels-200 ppm the remainder being iron and inevitable impurities resulting from the production operation. Method of producing a component from this steel and a component obtained in this manner.Type: ApplicationFiled: June 18, 2008Publication date: August 12, 2010Applicant: AUBERT & DUVALInventor: Jacques Montagnon
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Publication number: 20100139817Abstract: The invention concerns martensitic stainless steel, characterized in that its composition in weight percentages is as follows: 9%=Cr=13%; 1.5%=Mo=3%; 8%=Ni=14%; 1%=Al=2%; 0.5%=Ti=1.5% with AI+Ti=2.25%; traces=Co=2%; traces=W=1% with Mo+(W/2)=3%; traces=P=0.02%; traces=S=0.0050%; traces=N=0.0060%; traces=C=0.025%; traces=Cu=0.5%; traces=Mn=3%; traces=Si=0.25%; traces=O=0.0050%; and is such that: Ms (° C.)=1302 42 Cr 63 Ni 30 Mo+20AI-15W-33Mn-28Si-30Cu-13Co+10 Ti=50Cr eq/Ni eq=1.05 with Cr eq (%)=Cr+2Si+Mo+1.5 Ti+5.5 AI+0.6W Ni eq (%)=2Ni+0.5 Mn+3O C+25 N+Co+0.3 Cu. The invention also concerns a method for making a mechanical part using said steel, and the resulting part.Type: ApplicationFiled: June 26, 2006Publication date: June 10, 2010Inventor: Jacques Montagnon
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Publication number: 20090301615Abstract: The invention concerns a method for making a unitary spark ignition valve, characterized in that it consists in preparing and casting a steel made up in wt. % of: 0.45%?C 0.55%; 12%?Cr?18%; 1%?Si?2.5%; traces?Mn?2%; 0.2%?V?0.5%; traces?Mo?0.5%; 0.05%?N?0.15% with 0.55%?C+N?0.70%; traces?Ni?1%; traces?Cu?0.25%; or Cu?0.5 Ni if Cu>0.25%; traces?Co?1%; traces?W?0.2%; traces?Nb?0.15%; traces?AI?0.025%; traces?Ti?0.010%; traces?S?0.030%; traces?P?0.040%; traces?B?0.0050%; the balance being iron and impurities resulting from the preparation; in transforming by hot thermomechanical process, for example, by rolling and/or forging between 1000 and 1200° C.; optionally soft annealing, between 650 and 900° C.Type: ApplicationFiled: January 22, 2007Publication date: December 10, 2009Inventor: Jacques Montagnon
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Publication number: 20080193321Abstract: The invention relates to steel which is characterised by the following composition as expressed in percentages by weight:—C=0.18 0.30%, —Co=5-7%, —Cr=2-5%, —Al=1-2%, —Mo+W/2=1-4%, —V=trace 0.3%, —Nb=trace 0.1%, —B=trace?50 ppm, —Ni=10.5-15% with Ni?7+3.5 Al, —Si=trace 0.4%, —Mn=trace 0.4%, —Ca=trace?500 ppm, -Rare earths=trace?500 ppm, —Ti=trace?500 ppm, —O=trace?200 ppm if the steel is obtained by means of powder metallurgy or trace?50 ppm if the steel is produced in air or under a vacuum from molten metal, —N=trace?100 ppm, —S=trace?50 ppm, —Cu=trace?1%, and —P=trace?200 ppm, the remainder comprising iron and the inevitable impurities resulting from production. The invention also relates to a method of producing a part from said steel and to the part thus obtained.Type: ApplicationFiled: April 20, 2006Publication date: August 14, 2008Applicant: AUBERT & DUVALInventors: Jacques Montagnon, Philippe Heritier, Isabelle Peslerbe, Claude Mons
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Patent number: 6656418Abstract: This invention relates to a steel composition comprising, expressed in percentages by weight: 0.25-0.35% C, 24-28% Cr, 10-15% Ni, 3-6% Mn, 1.75-2.50% Nb, 0.50-0.70% N, 0-0.30% Si, provided that C+N≧0.8%, the rest consisting mainly of iron and unavoidable impurities. The invention further relates to a method for making said compositions and valves produced from said compositions or using said method and exhibiting excellent mechanical strength and oxidation resistance at temperatures between 800 and 900° C.Type: GrantFiled: May 9, 2002Date of Patent: December 2, 2003Assignee: Societe Industrielle de Metallurgie Avancee (S.I.M.A.)Inventors: Jacques Montagnon, Frédéric Perdriset
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Publication number: 20030044304Abstract: The invention concerns a steel composition comprising, expressed in weight percentages: 0.25-0.35% of C, 24-28% of Cr. 10-15% of Ni, 3-6% of Mn, 1.75-2.50% of Nb, 0.50-0.70% of N, 0-0.30% of Si, provided that C+N≧0.8%, the rest consisting mainly of iron and unavoidable impurities. The invention also concerns a method for making said compositions and valves produced from said compositions or using said method and exhibiting excellent mechanical strength and oxidation resistance at temperatures between 800 and 900° C.Type: ApplicationFiled: May 9, 2002Publication date: March 6, 2003Inventors: Jacques Montagnon, Frederic Perdriset
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Patent number: 6267921Abstract: The invention concerns a high specification non-magnetic stainless steel which is corrosion resistant in physiological media and which can be produced at atmospheric pressure, characterized in that its composition in % by weight is as follows: Mn 15% to 24% Ti ≦0.020% Cr 15% to 20% Al ≦0.020% Mo 2.5% to 4% S ≦0.0020% N 0.6% to 0.85% B ≦0.020% V 0.1% to 0.5% Nb + Ta ≦0.5% C ≦0.06% Co ≦0.5% Ni ≦0.25% Cu ≦0.5% silica ≦0.25% and from 0 to 0.5% of each of elements Cu, Co and of the sum Nb+Ta, the remainder being constituted by iron and impurities, and in that its composition satisfies the following conditions: (%Cr)+2.5(%Mo)≦27 (I) (%Cr)+3.3(%Mo)≧26 (II); and Log(%N)+0.0605(%N)=−1.3+[125(%V)+80(%Nb)+52(%Cr)+19(%Mn)]×10−3−[4.Type: GrantFiled: December 3, 1999Date of Patent: July 31, 2001Assignee: Societe Industrielle de MetallurgieInventors: Jacques Montagnon, Jean-Yves Moraux
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Patent number: 6004408Abstract: The invention relates to precipitation hardened alloy compositions comprising the following elements, with the contents expressed in % by weight:______________________________________ nickel: .gtoreq.52.00% chromium: 20.50%-22.50% iron: 7.00%-13.00% molybdenum: 5.50%-7.0% copper: 1.00%-3.50% niobium: 2.65%-3.50% titanium: 1.0%-2.0% cobalt: 0-3.00% aluminum: 0-0.75% tungsten: 0-0.50% silicon: 0-0.20% manganese: 0-0.20% phosphorous: 0-0.03% carbon: 0-0.02% nitrogen: 0-0.02% magnesium: 0-0.005% sulfur: 0-0.005% ______________________________________the elements satisfying the following four relationships:X=(2.271% Ti+1.142% Cr+0.957% Mn+0.858% Fe+0.777% Co+0.717% Ni+2.117% Nb+1.550% Mo+1.655% W+1.90% Al+1.90% Si+0.615% Cu).ltoreq.93.5, the percentages for this relationship being in atomic %;Y=(% Mo+% W+% Cu).ltoreq.9, the percentages for this relationship being in % by weight;A=(0.65% Nb+1.25% Ti+2.20% Al).gtoreq.4.Type: GrantFiled: November 21, 1997Date of Patent: December 21, 1999Assignee: Aubert & Duval (societe anonyme)Inventor: Jacques Montagnon