Patents by Inventor James J. Oakes
James J. Oakes 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: 10167673Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: GrantFiled: July 29, 2016Date of Patent: January 1, 2019Assignees: Baker Hughes Incorporated, TDY Industries, LLCInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20160333643Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: ApplicationFiled: July 29, 2016Publication date: November 17, 2016Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Patent number: 9428822Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: GrantFiled: March 19, 2013Date of Patent: August 30, 2016Assignees: Baker Hughes Incorporated, TDY Industries, Inc.Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20160208557Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: ApplicationFiled: March 19, 2013Publication date: July 21, 2016Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20140284114Abstract: Binder compositions for use in forming a bit body of an earth-boring bit include at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: ApplicationFiled: March 19, 2013Publication date: September 25, 2014Applicants: TDY Industries, Inc., Baker Hughes IncorporatedInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20130105231Abstract: An earth boring cutting insert including a cemented carbide comprising metal carbide grains dispersed in a metallic binder including at least one of platinum, palladium, rhenium, rhodium, and ruthenium.Type: ApplicationFiled: November 1, 2011Publication date: May 2, 2013Applicant: TDY Industries, Inc.Inventors: James J. Oakes, Prakash K. Mirchandani, Gabriel B. Collins, Oladapo O. Eso, John L. Johnson
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Patent number: 8403080Abstract: Binder compositions for use in forming a bit body of an earth-boring bit includes at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: GrantFiled: December 1, 2011Date of Patent: March 26, 2013Assignee: Baker Hughes IncorporatedInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Patent number: 8172914Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: GrantFiled: August 15, 2008Date of Patent: May 8, 2012Assignees: Baker Hughes Incorporated, TDY Industries, Inc.Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20120097456Abstract: The present invention relates to compositions for forming at least a portion of an earth-boring rotary drill bit. The rotary drill bit may comprise a cemented transition metal carbide composition containing at least one precipitate transition metal carbide phase and at least one binder phase. The binder phase may comprise an alloy of at least one of cobalt, iron, and nickel having a melting point less than 1350° C.Type: ApplicationFiled: December 1, 2011Publication date: April 26, 2012Applicants: Baker Hughes Incorporated, TDY INDUSTRIES, INC.Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Publication number: 20120097455Abstract: Binder compositions for use in forming a bit body of an earth-boring bit includes at least one of cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from at least one of a transition metal carbide up to 60 weight percent, a transition metal boride up to 60 weight percent, and a transition metal silicide up to 60 weight percent, wherein the weight percentages are based on the total weight of the binder. Earth-boring bit bodies include a cemented tungsten carbide material comprising tungsten carbide and a metallic binder, wherein the tungsten carbide comprises greater than 75 volume percent of the cemented tungsten carbide material.Type: ApplicationFiled: December 1, 2011Publication date: April 26, 2012Applicants: BAKER HUGHES INCORPORATED, TDY INDUSTRIES, INC.Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Patent number: 8087324Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and, optionally, at least one melting point reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: GrantFiled: April 20, 2010Date of Patent: January 3, 2012Assignees: TDY Industries, Inc., Baker Hughes IncorporatedInventors: Jimmy W. Eason, Prakash K. Mirchandani, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Patent number: 8007714Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, oxide, and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron and, optionally, at least one melting point reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: GrantFiled: February 20, 2008Date of Patent: August 30, 2011Assignees: TDY Industries, Inc., Baker Hughes IncorporatedInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Patent number: 7954569Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and, optionally, at least one melting point reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: GrantFiled: April 28, 2005Date of Patent: June 7, 2011Assignees: TDY Industries, Inc., Baker Hughes IncorporatedInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Publication number: 20100193252Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one of carbide, nitride, boride, and oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and, optionally, at least one melting point reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: ApplicationFiled: April 20, 2010Publication date: August 5, 2010Applicants: TDY INDUSTRIES, INC., BAKER HUGHES INCORPORATEDInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Publication number: 20080302576Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one carbide, nitride, boride, and oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and at least one melting point-reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: ApplicationFiled: August 15, 2008Publication date: December 11, 2008Applicants: BAKER HUGHES INCORPORATED, TDY INDUSTRIES, INC.Inventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins
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Publication number: 20080163723Abstract: The present invention relates to compositions and methods for forming a bit body for an earth-boring bit. The bit body may comprise hard particles, wherein the hard particles comprise at least one carbide, nitride, boride, and oxide and solid solutions thereof, and a binder binding together the hard particles. The binder may comprise at least one metal selected from cobalt, nickel, and iron, and, optionally, at least one melting point reducing constituent selected from a transition metal carbide in the range of 30 to 60 weight percent, boron up to 10 weight percent, silicon up to 20 weight percent, chromium up to 20 weight percent, and manganese up to 25 weight percent, wherein the weight percentages are based on the total weight of the binder.Type: ApplicationFiled: February 20, 2008Publication date: July 10, 2008Applicants: TDY Industries Inc., Baker Hughes IncorporatedInventors: Prakash K. Mirchandani, Jimmy W. Eason, James J. Oakes, James C. Westhoff, Gabriel B. Collins, John H. Stevens, Steven G. Caldwell, Alfred J. Mosco
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Patent number: 6827975Abstract: Methods of coating cutting tool inserts including a hard substrate and a plurality of coatings are disclosed. In one embodiment, the method comprises applying a first coating of at least 2 microns to at least a portion of the hard substrate and applying a second coating. The first coating can comprise at least one of a metal carbide, a metal nitride, and a metal carbonitride of at least one metal selected from zirconium and hafnium. The second coating can comprise at least one of a metal carbide, a metal boride, a metal nitride, and a metal oxide of a metal selected from groups IIIA, IVB, VB, and VIB of the periodic table. Optionally, third and fourth coatings are also applied to the cutting tool inserts.Type: GrantFiled: January 9, 2002Date of Patent: December 7, 2004Assignee: TDY Industries, Inc.Inventors: Roy V. Leverenz, John Bost, James J. Oakes
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Patent number: 6447890Abstract: A cutting tool insert comprises a hard metal substrate having at least two wear-resistant coatings including an exterior ceramic coating and a coating under the ceramic coating being a metal carbonitride having a nitrogen to carbon atomic ratio between 0.7 and 0.95 which causes the metal carbonitride to form projections into the ceramic coating improving adherence and crater resistance of the ceramic coating. Also disclosed is a cutting tool insert including a hard substrate and at least first and second coatings on at least a portion of said substrate. The first coating is of at least about 2 microns, is in contact with the substrate, and includes at least one of a metal carbide, a metal nitride, and a metal carbonitride of a metal selected from the group consisting of zirconium and hafnium. The second coating may include at least one of a metal carbide, a metal nitride, and a metal oxide of a metal selected from groups IIIA, IVB, VB, and VIB of the periodic table.Type: GrantFiled: December 21, 1999Date of Patent: September 10, 2002Assignee: ATI Properties, Inc.Inventors: Roy V. Leverenz, John Bost, James J. Oakes
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Publication number: 20020102403Abstract: A cutting tool insert comprises a hard metal substrate having at least two wear-resistant coatings including an exterior ceramic coating and a coating under the ceramic coating being a metal carbonitride having a nitrogen to carbon atomic ratio between 0.7 and 0.95 which causes the metal carbonitride to form projections into the ceramic coating improving adherence and crater resistance of the ceramic coating. Also disclosed is a cutting tool insert including a hard substrate and at least first and second coatings on at least a portion of said substrate. The first coating is of at least about 2 microns, is in contact with the substrate, and includes at least one of a metal carbide, a metal nitride, and a metal carbonitride of a metal selected from the group consisting of zirconium and hafnium. The second coating may include at least one of a metal carbide, a metal nitride, and a metal oxide of a metal selected from groups IIIA, IVB, VB, and VIB of the periodic table.Type: ApplicationFiled: January 9, 2002Publication date: August 1, 2002Inventors: Roy V. Leverenz, John Bost, James J. Oakes
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Patent number: 4320156Abstract: A uniform mixture of refractory metal carbide, binder metal and a pressing aid is achieved by fluidizing the mixture.Type: GrantFiled: January 12, 1981Date of Patent: March 16, 1982Assignee: GTE Products CorporationInventors: James J. Oakes, William Scheithauer, Jr.