Patents by Inventor Alex N. Williamson
Alex N. Williamson 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: 4278825Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 M.sub.c.sup.3 O.sub.xwhere M.sup.1 is bismuth, M.sup.2 is at least one element selected from indium, silver, Group 2a of the Periodic Table of the Elements, and mixtures thereof, and M.sup.3 is at least one element selected from zinc, germanium, thorium, the lanthanides or rare earths, Groups 1a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, c is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1, M.sup.2, and M.sup.3 in the oxidation states in which they exist in the composition.Type: GrantFiled: December 10, 1979Date of Patent: July 14, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson
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Patent number: 4278826Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 M.sub.c.sup.3 O.sub.xwhere M.sup.1 is lead, M.sup.2 is antimony, and M.sup.3 is at least one element selected from silver, zinc, gallium, arsenic, the lanthanides or rare earths, Groups 1a, 2a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, c is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1, M.sup.2, and M.sup.3 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: July 14, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson, Arthur J. Solodar
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Patent number: 4278824Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 M.sub.c.sup.3 O.sub.xwhere M.sup.1 is lead, M.sup.2 is bismuth, and M.sup.3 is at least one element selected from silver, zinc, indium, germanium, phosphorus, arsenic, thorium, the lanthanides or rare earths, Groups 1a, 2a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, c is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1, M.sup.2, and M.sup.3 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: July 14, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson, Arthur J. Solodar
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Patent number: 4268704Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 M.sub.c.sup.3 O.sub.xwhere M.sup.1 is lead, M.sup.2 is at least one element selected from thallium and Group 2a of the Periodic Table of the Elements, and mixtures thereof, and M.sup.3 is at least one element selected from silver, zinc, phosphorus, arsenic, thorium, the lanthanides or rare earths, Groups 1a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, c is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1, M.sup.2, and M.sup.3 in the oxidation states in which they exist in the composition.Type: GrantFiled: December 10, 1979Date of Patent: May 19, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson, Arthur J. Solodar
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Patent number: 4268703Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is lead and M.sup.2 is at least one element selected from thallium and Group 2a of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: May 19, 1981Assignee: Monsanto CompanyInventors: Alex N. Williamson, Samuel J. Tremont
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Patent number: 4255603Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is thorium and M.sup.2 is an element selected from copper and Group 2b of the Periodic Table of the Elements, and wherein a is 1, b is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with toluene.Type: GrantFiled: December 10, 1979Date of Patent: March 10, 1981Assignee: Monsanto CompanyInventors: Alex N. Williamson, Samuel J. Tremont
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Patent number: 4255602Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is cobalt and M.sup.2 is lanthanum, and wherein a is 1, b is 1 to 10, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: March 10, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson
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Patent number: 4255604Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is lead and M.sup.2 is at least one element selected from silver, zinc, phosphorus, arsenic, thorium, the lanthanides or rare earths, Groups 1a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.32 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-contining gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: March 10, 1981Assignee: Monsanto CompanyInventors: Alex N. Williamson, Samuel J. Tremont, Arthur J. Solodar
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Patent number: 4254293Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is bismuth and M.sup.2 is at least one element selected from zinc, germanium, thorium, the lanthanides or rare earths, Groups 1a, 3b, 4b, and 8 of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10 and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: March 3, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson
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Patent number: 4247727Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is bismuth and M.sup.2 is at least one element selected from indium, silver, Group 2a of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 100, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: January 27, 1981Assignee: Monsanto CompanyInventors: Samuel J. Tremont, Alex N. Williamson
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Patent number: 4243825Abstract: Toluene dehydrocoupled products are produced by heating toluene in the vapor phase with an inorganic metal/oxygen composition which functions as an oxygen carrier and has the empirical formula:M.sub.a.sup.1 M.sub.b.sup.2 O.sub.xwhere M.sup.1 is thallium and M.sup.2 is at least one element selected from arsenic, antimony, thorium, uranium, the lanthanides or rare earths, Groups 3b, 4b, 5b, and 7b of the Periodic Table of the Elements, and mixtures thereof, and wherein a is 1, b is 0.01 to 10, and x is a number taken to satisfy the average valences of M.sup.1 and M.sup.2 in the oxidation states in which they exist in the composition. Alternatively, the same inorganic metal/oxygen composition can be employed as a catalyst or as a combination catalyst/oxygen carrier for the dehydrocoupling reaction when oxygen or an oxygen-containing gas is heated with the toluene.Type: GrantFiled: December 10, 1979Date of Patent: January 6, 1981Assignee: Monsanto CompanyInventors: Alex N. Williamson, Samuel J. Tremont
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Patent number: 4202837Abstract: Conversion of an unsaturated aldehyde to an unsaturated nitrile having the same number of carbon atoms is carried out in the presence of a catalyst complex formed by addition of NH.sub.3 to a copper salt.Type: GrantFiled: November 16, 1978Date of Patent: May 13, 1980Assignee: Monsanto CompanyInventor: Alex N. Williamson