Patents by Inventor James Frank Brazdil, Jr.
James Frank Brazdil, Jr. 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: 8835666Abstract: A process for preparation of catalysts for the production of acrylonitrile, acetonitrile and hydrogen cyanide comprising contacting at an elevated temperature, propylene, ammonia and oxygen in the vapor phase in the presence of a catalyst, said catalyst comprising a complex of metal oxides wherein a heat-decomposable nitrogen containing compound is added during the process for the preparation of the catalyst.Type: GrantFiled: November 26, 2012Date of Patent: September 16, 2014Assignee: Ineos USA LLCInventors: James Frank Brazdil, Jr., Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
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Publication number: 20140148610Abstract: A process for preparation of catalysts for the production of acrylonitrile, acetonitrile and hydrogen cyanide comprising contacting at an elevated temperature, propylene, ammonia and oxygen in the vapor phase in the presence of a catalyst, said catalyst comprising a complex of metal oxides wherein a heat-decomposable nitrogen containing compound is added during the process for the preparation of the catalyst.Type: ApplicationFiled: November 26, 2012Publication date: May 29, 2014Applicant: INEOS USA LLCInventors: James Frank Brazdil, JR., Charles James Besecker, Michael J. Seely, Muin S. Haddad, Mark A. Toft
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Patent number: 8258073Abstract: A process for the preparation of a catalyst comprising bismuth, molybdenum, iron, cerium and other promoter elements, wherein the elements in said catalyst are combined together in an aqueous catalyst precursor slurry, the aqueous precursor slurry so obtained is dried to form a catalyst precursor, and the catalyst precursor is calcined to form said catalyst, the process comprising: (i) combining, in an aqueous solution, source compounds of Bi and Ce, and optionally one or more of Na, K, Rb, Cs, Ca, a rare earth element, Pb, W and Y, to form a mixture, (ii) adding a source compound of molybdenum to the mixture to react with the mixture and form a precipitate slurry, and (iii) combining the precipitate slurry with source compounds of the remaining elements and of the remaining molybdenum in the catalyst to form the aqueous catalyst precursor slurry.Type: GrantFiled: March 23, 2010Date of Patent: September 4, 2012Assignee: iNEOS USA LLCInventors: Charles J. Besecker, James Frank Brazdil, Jr., Mark A. Toft, Michael J. Seely, Robert A. Gustaferro
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Publication number: 20110237820Abstract: A process for the preparation of a catalyst comprising bismuth, molybdenum, iron, cerium and other promoter elements, wherein the elements in said catalyst are combined together in an aqueous catalyst precursor slurry, the aqueous precursor slurry so obtained is dried to form a catalyst precursor, and the catalyst precursor is calcined to form said catalyst, the process comprising: (i) combining, in an aqueous solution, source compounds of Bi and Ce, and optionally one or more of Na, K, Rb, Cs, Ca, a rare earth element, Pb, W and Y, to form a mixture, (ii) adding a source compound of molybdenum to the mixture to react with the mixture and form a precipitate slurry, and (iii) combining the precipitate slurry with source compounds of the remaining elements and of the remaining molybdenum in the catalyst to form the aqueous catalyst precursor slurry.Type: ApplicationFiled: March 23, 2010Publication date: September 29, 2011Inventors: Charles J. Besecker, James Frank Brazdil, JR., Mark A. Toft, Michael J. Seely, Robert A. Gustaferro
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Patent number: 6372908Abstract: A method of preparing a catalyst having the elements and the proportions indicated by the following empirical formula: VSbmAaDdOx where A is one or more Ti, Sn, where Sn is always present D is one or more Li, Mg, Ca, Sr, Ba, Co, Fe, Cr, Ga, Ni, Zn, Ge, Nb, Zr, Mo, W, Cu, Te, Ta, Se, Bi, Ce, In, As, B, Al and Mn wherein m is 0.5 to 10 a is greater than zero to 10 d is zero to 10 x is determined by the oxidation state of the cations present, comprising making an aqueous slurry of a mixture of source batch materials comprising compounds of said elements to be included in the final catalyst, followed by drying and heat calcining the mixture to an active catalyst, wherein the source batch material for the tin is a solution which comprises SnO2.Type: GrantFiled: May 9, 2000Date of Patent: April 16, 2002Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Joseph Peter Bartek
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Patent number: 6162760Abstract: A process of manufacturing acrylonitrile or methacrylonitrile by the catalytic reaction in the vapor phase of a paraffin selected from propane and isobutane with molecular oxygen and ammonia by catalytic contact of the reactants in a reaction zone with a catalyst, the feed composition having a mole ratio of the paraffin to ammonia in the range of from about 2.5 to 16 and a mole ratio of paraffin to oxygen in the range of from about 1.0 to 10, wherein said catalyst has the elements in the proportions indicated by the empirical formula:VSb.sub.m A.sub.a D.sub.b Q.sub.q R.sub.r O.sub.xwhereA is one or more of Ti, Sn, Fe, Cr and Ga;D is one or more of Li, Mg, Ca, Sr, Ba, Co, Ni, Zn, Ge, Zr, Cu, Ta, Bi, Ce, In, B and Mn;Q is one or more of Mo, W, and Nb;R is one or more of As, Te, and Se;m equals 0.8 to 4;a equals 0.01 to 2;d is 0 to 2;0.ltoreq.q<0.01; preferably 0<q<0.01, especially 0<q<0.005q+r are greater than 0;x is determined by the oxidation state of the cations present.Type: GrantFiled: February 8, 1999Date of Patent: December 19, 2000Assignee: The Standard Oil CompanyInventor: James Frank Brazdil, Jr.
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Patent number: 6156920Abstract: A process of manufacturing acrylonitrile or methacrylonitrile by the catalytic reaction in the vapor phase of a paraffin selected from propane and isobutane with molecular oxygen and ammonia by catalytic contact of the reactants in a reaction zone with a catalyst, the feed composition having a mole ratio of the paraffin to ammonia in the range of from about 2.5 to 16 and a mole ratio of paraffin to oxygen in the range of from about 1.0 to 10, wherein said catalyst has the elements in the proportions indicated by the empirical formula:VSb.sub.m A.sub.a Mo.sub.b D.sub.d O.sub.xwhereA is one or more of Ti, Sn, Fe, Cr and Ga;D is one or more of Li, Mg, Ca, Sr, Ba, Co, Ni, Zn, Ge, Nb, Zr, W, Cu, Te, Ta, Se, Bi, Ce, In, As, B and Mn;m equals 0.8 to 4;a equals 0.01 to 2;0<b<0.005;d is 0 to 2;x is determined by the oxidation state of the cations present, and the catalyst has been heat treated at a temperature of at least 780.degree. C.Type: GrantFiled: March 26, 1998Date of Patent: December 5, 2000Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Mark Anthony Toft
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Patent number: 6087524Abstract: A method of preparing a catalyst having the elements and the proportions indicated by the following empirical formula:VSb.sub.m A.sub.a D.sub.d O.sub.xwhereA is one or more Ti, Sn, where Sn is always presentD is one or more Li, Mg, Ca, Sr, Ba, Co, Fe, Cr, Ga, Ni, Zn, Ge, Nb, Zr, Mo, W, Cu, Te, Ta, Se, Bi, Ce, In, As, B, Al and Mn whereinm is 0.5 to 10a is greater than zero to 10d is zero to 10x is determined by the oxidation state of the cations present,comprising making an aqueous slurry of a mixture of source batch materials comprising compounds of said elements to be included in the final catalyst, followed by drying and heat calcining the mixture to an active catalyst, wherein the source batch material for the tin is a solution which comprises SnO.sub.2 .multidot.xH.sub.2 O wherein x.gtoreq.0 dispersed in tetraalkyl ammonium hydroxide wherein the tetraalkyl ammonium hydroxide is defined by the following formula:C.sub.n H.sub.2n+1 NOHwherein 5.gtoreq.n.gtoreq.Type: GrantFiled: April 16, 1999Date of Patent: July 11, 2000Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Joseph Peter Bartek
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Patent number: 5994259Abstract: An ammoxidation catalyst characterized by the following empirical formula comprising:VSb.sub.a Sn.sub.b Ti.sub.c Fe.sub.d O.sub.xwhere1.ltoreq.a.ltoreq.1.80.ltoreq.b.ltoreq.0.350.ltoreq.c.ltoreq.0.150<d.ltoreq.0.80<b+c.ltoreq.0.51.ltoreq.a-d<1.8and when a-d>1.2then 0<d<0.5 and 0.3.ltoreq.b+c.ltoreq.0.5and when a-d.ltoreq.1.2then 0.2<d.ltoreq.0.8 and 0<b+c<0.3and x is determined by the oxidation states of the cations present in the catalyst.Preferably, the catalyst has been calcined at a temperature of at least 780.degree. C.Type: GrantFiled: July 29, 1998Date of Patent: November 30, 1999Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Joseph Peter Bartek
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Patent number: 5972833Abstract: A method of preparing a catalyst having the elements and the proportions indicated by the following empirical formula:VSb.sub.m A.sub.a D.sub.d O.sub.xwhereA is one or more Ti, Sn, where Sn is always presentD is one or more Li, Mg, Ca, Sr, Ba, Co, Fe, Cr, Ga, Ni, Zn, Ge, Nb, Zr, Mo, W, Cu, Te, Ta, Se, Bi, Ce, In, As, B, Al and Mn whereinm is 0.5 to 10a is greater than zero to 10d is zero to 10x is determined by the oxidation state of the cations present,comprising making an aqueous slurry of a mixture of source batch materials comprising compounds of said elements to be included in the final catalyst, followed by drying and heat calcining the mixture to an active catalyst, wherein the source batch material for the tin is a solution which comprises SnO.sub.2.xH.sub.2 O wherein x.gtoreq.0 dispersed in tetraalkyl ammonium hydroxide wherein the tetraalkyl ammonium hydroxide is defined by the following formula:C.sub.n H.sub.2n+1 NOHwherein 5.gtoreq.n.gtoreq.Type: GrantFiled: November 9, 1998Date of Patent: October 26, 1999Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Joseph Peter Bartek
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Patent number: 5895635Abstract: A process for the recovery of unreacted ammonia from the reactor effluent obtained from a reaction zone used to produce acrylonitrile or methacrylonitrile comprising quenching the reactor effluent with an aqueous solution of ammonium phosphate wherein the ratio of ammonium ions to phosphate ions in the solution is between about 0.7 to about 1.3, preferably between about 0.9 to 1.2.Type: GrantFiled: October 17, 1997Date of Patent: April 20, 1999Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Kenneth Paul Keckler, Richard Paul Hauser
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Patent number: 5854172Abstract: A method of preparing a catalyst having the elements and the proportions indicated by the following empirical formula:VSb.sub.m A.sub.a D.sub.d O.sub.xwhereA is one or more Ti, Sn, where Sn is always presentD is one or more Li, Mg, Ca, Sr, Ba, Co, Fe, Cr, Ga, Ni, Zn, Ge, Nb, Zr, Mo, W, Cu, Te, Ta, Se, Bi, Ce, In, As, B, Al and Mn whereinm is 0.5 to 10a is greater than zero to 10d is zero to 10x is determined by the oxidation state of the cations present,comprising making an aqueous slurry of a mixture of source batch materials comprising compounds of said elements to be included in the final catalyst, followed by drying and heat calcining the mixture to an active catalyst, wherein the source batch material for the tin is a solution which comprises SnO.sub.2.xH.sub.2 O wherein x.gtoreq.0 dispersed in tetraalkyl ammonium hydroxide wherein the tetraalkyl ammonium hydroxide is defined by the following formula:C.sub.n H.sub.2n+1 NOHwherein5.gtoreq.n.gtoreq.Type: GrantFiled: January 17, 1997Date of Patent: December 29, 1998Assignee: The Standard Oil CompanyInventors: James Frank Brazdil, Jr., Joseph Peter Bartek