Patents by Inventor Roger Dean Whitley
Roger Dean Whitley 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: 10843121Abstract: Process and apparatus for producing helium, neon, or argon product gas using an adsorption separation unit having minimal dead end volumes. A purification unit receives a stream enriched in helium, neon, or argon, and a stream is recycled from the purification unit back to the adsorption separation unit in a controlled manner to maintain the concentration of the helium, neon, or argon in the feed to the separation unit within a targeted range.Type: GrantFiled: January 18, 2019Date of Patent: November 24, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Cory E. Sanderson, Jason Michael Ploeger, Jin Cao, Roger Dean Whitley, Shubhra Jyoti Bhadra
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Patent number: 10835856Abstract: Disclosed herein are rapid cycle pressure swing adsorption (PSA) process for separating O2 from N2 and/or Ar. The processes use a carbon molecular sieve (CMS) adsorbent having an O2/N2 and/or O2/Ar kinetic selectivity of at least 5 and an O2 adsorption rate (1/s) of at least 0.2000 as determined by linear driving force model at 1 atma and 86° F.Type: GrantFiled: August 14, 2018Date of Patent: November 17, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Roger Dean Whitley, Shubhra Jyoti Bhadra, Erdem Arslan, Yong Cao, Timothy Christopher Golden
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Patent number: 10744450Abstract: Disclosed herein are multi-bed rapid cycle pressure swing adsorption (RCPSA) processes for separating O2 from N2 and/or Ar, wherein the process utilizes at least five adsorption beds each comprising a kinetically selective adsorbent for O2 having an O2 adsorption rate (1/s) of at least 0.20 as determined by linear driving force model at 1 atma and 86° F.Type: GrantFiled: August 14, 2018Date of Patent: August 18, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Shubhra Jyoti Bhadra, Roger Dean Whitley, Timothy Christopher Golden, Dingjun Wu, Glenn Paul Wagner
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Patent number: 10730006Abstract: Disclosed herein is a stator plate for a rotary bed PSA apparatus that has an exhaust slot that has first and second sections for receiving blowdown and purge exhaust gas streams, the sections being separated by a flow restriction that restricts but does not full prevent gas flow between the sections, or that has separate exhaust slots for separately receiving the blowdown and purge exhaust gas streams. Also disclosed is pressure swing adsorption (PSA) apparatus including such a stator plate, and a rotary bed PSA process using such an apparatus.Type: GrantFiled: August 14, 2018Date of Patent: August 4, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Glenn Paul Wagner, Xue Mei Liu, Jinzhong Liu, Roger Dean Whitley, Shubhra Jyoti Bhadra, Michael Jamie McKerrow
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Patent number: 10654024Abstract: Disclosed are novel, as-crystallized RHO zeolite compositions with improved uniformity in morphology. These RHO compositions are useful for preparing cation-exchanged RHO zeolites that can be used as adsorbents for oxygen and/or nitrogen with improved properties. The adsorbents can be used in pressure swing adsorption processes for selectively adsorbing oxygen and/or nitrogen from feed streams such as an air stream or crude argon stream. Also disclosed are novel methods of preparing RHO zeolites with improved morphology control.Type: GrantFiled: September 28, 2018Date of Patent: May 19, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Elizabeth M. Seibel, William Jack Casteel, Jr., Garret Chi-Ho Lau, Roger Dean Whitley
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Patent number: 10646848Abstract: Disclosed herein are novel RHO zeolites useful as kinetically selective adsorbents for oxygen and/or nitrogen. The adsorbents can be used in pressure swing adsorption processes for selectively adsorbing oxygen and/or nitrogen from feed streams such as an air stream or crude argon stream. Also disclosed are novel methods of preparing RHO zeolites, including in particular mixed-cation RHO zeolites.Type: GrantFiled: September 28, 2017Date of Patent: May 12, 2020Assignee: Air Products and Chemicals, Inc.Inventors: Magdalena M. Lozinska, Paul A. Wright, Elliott L. Bruce, William Jack Casteel, Jr., Shubhra Jyoti Bhadra, Robert Quinn, Garret Chi-Ho Lau, Erin Marie Sorensen, Roger Dean Whitley, Timothy Christopher Golden, Mohammad Ali Kalbassi
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Publication number: 20200054987Abstract: Disclosed herein are multi-bed rapid cycle pressure swing adsorption (RCPSA) processes for separating O2 from N2 and/or Ar, wherein the process utilizes at least five adsorption beds each comprising a kinetically selective adsorbent for O2 having an O2 adsorption rate (1/s) of at least 0.20 as determined by linear driving force model at 1 atma and 86° F.Type: ApplicationFiled: August 14, 2018Publication date: February 20, 2020Applicant: Air Products and Chemicals, Inc.Inventors: Shubhra Jyoti Bhadra, Roger Dean Whitley, Timothy Christopher Golden, Dingjun Wu, Glenn Paul Wagner
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Publication number: 20200054986Abstract: Disclosed herein are rapid cycle pressure swing adsorption (PSA) process for separating O2 from N2 and/or Ar. The processes use a carbon molecular sieve (CMS) adsorbent having an O2/N2 and/or O2/Ar kinetic selectivity of at least 5 and an O2 adsorption rate (1/s) of at least 0.2000 as determined by linear driving force model at 1 atma and 86° F.Type: ApplicationFiled: August 14, 2018Publication date: February 20, 2020Applicant: Air Products and Chemicals, Inc.Inventors: Roger Dean Whitley, Shubhra Jyoti Bhadra, Erdem Arslan, Yong Cao, Timothy Christopher Golden
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Publication number: 20200054988Abstract: Disclosed herein is a stator plate for a rotary bed PSA apparatus that has an exhaust slot that has first and second sections for receiving blowdown and purge exhaust gas streams, the sections being separated by a flow restriction that restricts but does not full prevent gas flow between the sections, or that has separate exhaust slots for separately receiving the blowdown and purge exhaust gas streams. Also disclosed is pressure swing adsorption (PSA) apparatus including such a stator plate, and a rotary bed PSA process using such an apparatus.Type: ApplicationFiled: August 14, 2018Publication date: February 20, 2020Applicant: Air Products and Chemicals, Inc.Inventors: Glenn Paul Wagner, Xue Mei Liu, Jinzhong Liu, Roger Dean Whitley, Shubhra Jyoti Bhadra, Michael Jamie McKerrow
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Patent number: 10343139Abstract: Disclosed herein are new processes for adsorbing oxygen using adsorbent compositions comprising RHO zeolites kinetically selective for oxygen. The RHO zeolites can be used in pressure swing adsorption processes for separating oxygen from oxygen containing streams, such as for, but not limited to, purifying a crude argon feed stream or separating oxygen from an air feed stream.Type: GrantFiled: September 28, 2017Date of Patent: July 9, 2019Assignee: Air Products and Chemicals, Inc.Inventors: Shubhra Jyoti Bhadra, Roger Dean Whitley, William Jack Casteel, Jr., Timothy Christopher Golden, Garrett Chi-Ho Lau, Erin Marie Sorensen, Robert Quinn, Magdalena M. Lozinska, Paul A. Wright, Mohammad Ali Kalbassi
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Publication number: 20190201835Abstract: Process and apparatus for producing helium, neon, or argon product gas using an adsorption separation unit having minimal dead end volumes. A purification unit receives a stream enriched in helium, neon, or argon, and a stream is recycled from the purification unit back to the adsorption separation unit in a controlled manner to maintain the concentration of the helium, neon, or argon in the feed to the separation unit within a targeted range.Type: ApplicationFiled: January 18, 2019Publication date: July 4, 2019Applicant: Air Products and Chemicals, Inc.Inventors: Cory E. Sanderson, Jason Michael Ploeger, Jin Cao, Roger Dean Whitley, Shubhra Jyoti Bhadra
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Publication number: 20190091652Abstract: Disclosed herein are novel RHO zeolites useful as kinetically selective adsorbents for oxygen and/or nitrogen. The adsorbents can be used in pressure swing adsorption processes for selectively adsorbing oxygen and/or nitrogen from feed streams such as an air stream or crude argon stream. Also disclosed are novel methods of preparing RHO zeolites, including in particular mixed-cation RHO zeolites.Type: ApplicationFiled: September 28, 2017Publication date: March 28, 2019Applicant: Air Products and Chemicals, Inc.Inventors: Magdalena M. Lozinska, Paul A. Wright, Elliott L. Bruce, William Jack Casteel, JR., Shubhra Jyoti Bhadra, Robert Quinn, Garret Chi-Ho Lau, Erin Marie Sorensen, Roger Dean Whitley, Timothy Christopher Golden, Mohammad Ali Kalbassi
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Publication number: 20190091651Abstract: Disclosed herein are new processes for adsorbing oxygen using adsorbent compositions comprising RHO zeolites kinetically selective for oxygen. The RHO zeolites can be used in pressure swing adsorption processes for separating oxygen from oxygen containing streams, such as for, but not limited to, purifying a crude argon feed stream or separating oxygen from an air feed stream.Type: ApplicationFiled: September 28, 2017Publication date: March 28, 2019Applicant: Air Products and Chemicals, Inc.Inventors: Shubhra Jyoti Bhadra, Roger Dean Whitley, William Jack Casteel, JR., Timothy Christopher Golden, Garrett Chi-Ho Lau, Erin Marie Sorensen, Robert Quinn, Magdalena M. Lozinska, Paul A. Wright, Mohammad Ali Kalbassi
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Patent number: 9925514Abstract: An adsorbent having a composition comprising at least 90% chabazite where the chabazite is a single phase chabazite having an Si/Al ratio of 1.2 to 1.8, the chabazite includes a mixture of at least two types of cations, and each of the at least two types of cations are in a molar ratio relative to Al of at least 0.05.Type: GrantFiled: February 22, 2016Date of Patent: March 27, 2018Assignee: Air Products and Chemicals, Inc.Inventors: Charles Gardner Coe, Christopher Robert Bongo, Geoffrey John Ochs, Marissa Ann Bonanno, Garret Chi-Ho Lau, William Jack Casteel, Jr., Qiao Zhao, Roger Dean Whitley, Erin Marie Sorensen
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Publication number: 20170239641Abstract: A method for preparing an adsorbent is disclosed that includes mixing an NaY zeolite, aqueous Al(OH)3, and aqueous KOH, and then heating the resultant mixture for an allotted amount of time to achieve a composition comprising at least 90% single phase chabazite having an Si/Al ratio of 1.0 to 2.2.Type: ApplicationFiled: February 22, 2016Publication date: August 24, 2017Applicant: Air Products and Chemicals, Inc.Inventors: Charles Gardner Coe, Geoffrey John Ochs, Marissa Ann Bonanno, Christopher Robert Bongo, William Jack Casteel, JR., Garret Chi-Ho Lau, Qiao Zhao, Roger Dean Whitley, Erin Marie Sorensen
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Publication number: 20170239640Abstract: An adsorbent having a composition comprising at least 90% chabazite where the chabazite is a single phase chabazite having an Si/Al ratio of 1.2 to 1.8, the chabazite includes a mixture of at least two types of cations, and each of the at least two types of cations are in a molar ratio relative to Al of at least 0.05.Type: ApplicationFiled: February 22, 2016Publication date: August 24, 2017Applicant: Air Products and Chemicals, Inc.Inventors: Charles Gardner Coe, Christopher Robert Bongo, Geoffrey John Ochs, Marissa Ann Bonanno, Garret Chi-Ho Lau, William Jack Casteel, JR., Qiao Zhao, Roger Dean Whitley, Erin Marie Sorensen
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Patent number: 9708188Abstract: Methods and systems for purifying argon from a crude argon stream are disclosed, employing pressure swing adsorption at cold temperatures from ?186° C. to ?20° C.; more preferably from ?150° C. to ?50° C.; and most preferably from ?130° C. to ?80° C. with oxygen-selective zeolite adsorbent. In some embodiments, the oxygen-selective zeolite adsorbent is a 4A zeolite, a chabazite, or a combination thereof.Type: GrantFiled: February 22, 2016Date of Patent: July 18, 2017Assignee: Air Products and Chemicals, Inc.Inventors: Shubhra Jyoti Bhadra, Roger Dean Whitley, Garret Chi-Ho Lau, David Ross Graham, Donn Michael Herron, Qiao Zhao, Erin Marie Sorensen
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Patent number: 9669349Abstract: A method of separating oxygen from an oxygen-containing fluid stream is disclosed, the method including the step of contacting the oxygen-containing fluid stream with an oxygen-selective zeolite adsorbent comprising at least 90% chabazite, wherein the chabazite is a single phase chabazite having an Si/Al ratio of 1.2 to 1.8. The single phase chabazite may comprise a mixture of at least two types of cations.Type: GrantFiled: February 22, 2016Date of Patent: June 6, 2017Assignee: Air Products and Chemicals, Inc.Inventors: Garret Chi-Ho Lau, Qiao Zhao, Roger Dean Whitley, Erin Marie Sorensen, Charles Gardner Coe, William Jack Casteel, Jr., Geoffrey John Ochs, Christopher Robert Bongo, Marissa Ann Bonanno
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Patent number: 9579628Abstract: An adsorption vessel comprising a packed bed region of adsorbent particles contiguously arranged, comprising a perforated adsorbent particles, a gas separation process using the perforated adsorbent particles, and methods for making the perforated adsorbent particles. The perforated adsorbent particles each comprise an adsorbent material where the perforated adsorbent particles each have at least 10 channels extending through the particle. The equivalent diameter of the channels may range from 0.05 mm to 1.5 mm, and the void fraction of the channels may range from 0.05 to 0.5.Type: GrantFiled: June 30, 2015Date of Patent: February 28, 2017Assignee: Air Products and Chemicals, Inc.Inventors: George Matthew Harriott, Bo Jin, Christopher Michael O'Neill, Edward Landis Weist, Jr., Roger Dean Whitley, Junxiao Wu
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Publication number: 20170007956Abstract: An adsorption vessel comprising a packed bed region of adsorbent particles contiguously arranged comprising a perforated adsorbent particles, a gas separation process using the perforated adsorbent particles, and methods for making the perforated adsorbent particles. The perforated adsorbent particles each comprise an adsorbent material where the perforated adsorbent particles each have at least 10 channels extending through the particle. The equivalent diameter of the channels may range from 0.05 mm to 1.5 mm, and the void fraction of the channels may range from 0.05 to 0.5.Type: ApplicationFiled: September 22, 2016Publication date: January 12, 2017Applicant: AIR PRODUCTS AND CHEMICALS, INC.Inventors: George Matthew Harriott, Bo Jin, Christopher Michael O'Neill, Edward Landis Weist, JR., Roger Dean Whitley, Junxiao Wu