Patents by Inventor Samuel Arthur French
Samuel Arthur French 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: 20180264442Abstract: A method is described for preparing a catalyst comprising the steps of (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: ApplicationFiled: April 16, 2018Publication date: September 20, 2018Inventors: Mikael Per Uno CARLSSON, Jonathan Geoffrey OLIVER, Mark Robert FEAVIOUR, David James BIRDSALL, Samuel Arthur FRENCH
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Patent number: 10076744Abstract: A method is described for preparing a catalyst comprising the steps of (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: GrantFiled: April 16, 2018Date of Patent: September 18, 2018Assignee: Johnson Matthey PLCInventors: Mikael Per Uno Carlsson, Jonathan Geoffrey Oliver, Mark Robert Feaviour, David James Birdsall, Samuel Arthur French
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Patent number: 10071366Abstract: A method is described for preparing a catalyst including the steps of: (i) impregnating a calcined support comprising a metal aluminate with a solution of nickel acetate at a temperature ?40° C. and drying the impregnated support, (ii) calcining the dried impregnated support, to form nickel oxide on the surface of the support and (iii) optionally repeating steps (i) and (ii) on the nickel oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: GrantFiled: September 7, 2016Date of Patent: September 11, 2018Assignee: Johnson Matthey PLCInventors: Sebastian John Kipling Forrest, Jonathan Geoffrey Oliver, Samuel Arthur French, Mikael Per Uno Carlsson
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Patent number: 9981252Abstract: A method for preparing a catalyst comprising (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: GrantFiled: September 29, 2016Date of Patent: May 29, 2018Assignee: Johnson Matthey PLCInventors: Mikael Per Uno Carlsson, Jonathan Geoffrey Oliver, Mark Robert Feaviour, David James Birdsall, Samuel Arthur French
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Publication number: 20170014809Abstract: A method for preparing a catalyst comprising (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: ApplicationFiled: September 29, 2016Publication date: January 19, 2017Applicant: Johnson Matthey PLCInventors: MIKAEL PER UNO CARLSSON, JONATHAN GEOFFREY OLIVER, MARK ROBERT FEAVIOUR, DAVID JAMES BIRDSALL, SAMUEL ARTHUR FRENCH
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Publication number: 20160375426Abstract: A method is described for preparing a catalyst including the steps of: (i) impregnating a calcined support comprising a metal aluminate with a solution of nickel acetate at a temperature ?40° C. and drying the impregnated support, (ii) calcining the dried impregnated support, to form nickel oxide on the surface of the support and (iii) optionally repeating steps (i) and (ii) on the nickel oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: ApplicationFiled: September 7, 2016Publication date: December 29, 2016Applicant: Johnson Matthey PLCInventors: Sebastian John Kipling Forrest, Jonathan Geoffrey Oliver, Samuel Arthur French, Mikael Per Uno Carlsson
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Patent number: 9480971Abstract: A method for preparing a catalyst comprising (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: GrantFiled: April 15, 2010Date of Patent: November 1, 2016Assignee: Johnson Matthey PLCInventors: Mikael Per Uno Carlsson, Jonathan Geoffrey Oliver, Mark Robert Feaviour, David James Birdsall, Samuel Arthur French
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Patent number: 9463441Abstract: A method is described for preparing a catalyst including the steps of: (i) impregnating a calcined support comprising a metal aluminate with a solution of nickel acetate at a temperature ?40° C. and drying the impregnated support, (ii) calcining the dried impregnated support, to form nickel oxide on the surface of the support and (iii) optionally repeating steps (i) and (ii) on the nickel oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: GrantFiled: October 4, 2011Date of Patent: October 11, 2016Assignee: Johnson Matthey PLCInventors: Sebastian John Kipling Forrest, Jonathan Geoffrey Oliver, Samuel Arthur French, Mikael Per Uno Carlsson
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Publication number: 20130281289Abstract: A method is described for preparing a catalyst comprising including the steps of: (i) impregnating a calcined support comprising a metal aluminate with a solution of nickel acetate at a temperature ?40° C. and drying the impregnated support, (ii) calcining the dried impregnated support, to form nickel oxide on the surface of the support and (iii) optionally repeating steps (i) and (ii) on the nickel oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: ApplicationFiled: October 4, 2011Publication date: October 24, 2013Applicant: JOHNSON MATTHEY PLCInventors: Sebastian John Kipling Forrest, Jonathan Geoffrey Oliver, Samuel Arthur French, Mikael Per Uno Carlsson
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Patent number: 8563460Abstract: A catalyst unit is described comprising a cylinder with a length C and a diameter D, wherein said unit has five holes arranged in a pentagonal pattern extending longitudinally therethrough, with five flutes running along the length of the unit, said flutes positioned equidistant adjacent holes of said pentagonal pattern. The catalyst may be used particularly in steam reforming reactors.Type: GrantFiled: August 24, 2009Date of Patent: October 22, 2013Assignee: Johnson Matthey PLCInventors: David James Birdsall, Mileta Babovic, Mikael Per Uno Carlsson, Samuel Arthur French, Michiel Nijemeisland, William Maurice Sengelow, Edmund Hugh Stitt
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Patent number: 8557728Abstract: A catalyst unit is described in the form of a cylinder having a length C and diameter D, which has one or more holes extending therethrough, wherein said cylinder has domed ends of lengths A and B, such that (A+B+C)/D is in the range 0.50 to 2.00, and (A+B)/C is in the range 0.40 to 5.00. The catalyst or catalyst unit preferably has one or more flutes miming along its length. The catalyst may be used particularly in steam reforming reactors.Type: GrantFiled: August 24, 2009Date of Patent: October 15, 2013Assignee: Johnson Matthey PLCInventors: David James Birdsall, Mileta Babovic, Mikael Per Uno Carlsson, Samuel Arthur French, Michiel Nijemeisland, William Maurice Sengelow, Edmund Hugh Stitt
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Publication number: 20120135860Abstract: A method for preparing a catalyst comprising (i) preparing a calcined shaped calcium aluminate catalyst support, (ii) treating the calcined shaped calcium aluminate support with water, and then drying the support, (iii) impregnating the dried support with a solution containing one or more metal compounds and drying the impregnated support, (iv) calcining the dried impregnated support, to form metal oxide on the surface of the support and (v) optionally repeating steps (ii), (iii) and (iv) on the metal oxide coated support. The method provides an eggshell catalyst in which the metal oxide is concentrated in an outer layer on the support.Type: ApplicationFiled: April 15, 2010Publication date: May 31, 2012Applicant: Johnson Matthey PLC (a Public Limited Company Reg No 33774)Inventors: Mikael Per Uno Carlsson, Jonathan Geoffrey Oliver, Mark Robert Feaviour, David James Birdsall, Samuel Arthur French
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Publication number: 20110201494Abstract: A catalyst unit is described in the form of a cylinder having a length C and diameter D, which has one or more holes extending therethrough, wherein said cylinder has domed ends of lengths A and B, such that (A+B+C)/D is in the range 0.50 to 2.00, and (A+B)/C is in the range 0.40 to 5.00. The catalyst or catalyst unit preferably has one or more flutes miming along its length. The catalyst may be used particularly in steam reforming reactors.Type: ApplicationFiled: August 24, 2009Publication date: August 18, 2011Applicant: JOHNSON MATTHEY PLCInventors: David James Birdsall, Mileta Babovic, Mikael Per Uno Carlsson, Samuel Arthur French, Michiel Nijemeisland, William Maurice Sengelow, Edmund Hugh Stitt
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Publication number: 20110172086Abstract: A catalyst unit is described comprising a cylinder with a length C and a diameter D, wherein said unit has five holes arranged in a pentagonal pattern extending longitudinally therethrough, with five flutes running along the length of the unit, said flutes positioned equidistant adjacent holes of said pentagonal pattern. The catalyst may be used particularly in steam reforming reactors.Type: ApplicationFiled: August 24, 2009Publication date: July 14, 2011Applicant: JOHNSON MATTHEY PLCInventors: David James Birdsall, Mileta Babovic, Mikael Per Uno Carlsson, Samuel Arthur French, Michiel Nijemeisland, William Maurice Sengelow, Edmund Hugh Stitt