Patents by Inventor Xiaolin David Yang
Xiaolin David Yang 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: 9358533Abstract: Hollow porous metal oxide microspheres are provided. The microspheres may be used as a support for a catalyst, particularly an exhaust treatment catalyst for an internal combustion engine. Also provided are methods of making the microspheres, methods of using the microspheres as catalyst supports, and methods of exhaust treatment using catalyst articles comprising the microspheres.Type: GrantFiled: December 20, 2012Date of Patent: June 7, 2016Assignee: BASF CorporationInventors: Pascaline Harrison Tran, Michael P. Galligan, Ye Liu, Xiaolin David Yang, Qingyuan Hu, Doan Lieu
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Publication number: 20150321172Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight. Further embodiments include physical blending of a flow modifier into the sorbent composition.Type: ApplicationFiled: May 26, 2015Publication date: November 12, 2015Inventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Patent number: 9067192Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight. Further embodiments include physical blending of a flow modifier into the sorbent composition.Type: GrantFiled: February 7, 2014Date of Patent: June 30, 2015Assignee: BASF CORPORATIONInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Publication number: 20150115198Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight.Type: ApplicationFiled: October 30, 2014Publication date: April 30, 2015Inventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Patent number: 8906823Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight.Type: GrantFiled: December 5, 2008Date of Patent: December 9, 2014Assignee: BASF CorporationInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Publication number: 20140178262Abstract: Hollow porous metal oxide microspheres are provided. The microspheres may be used as a support for a catalyst, particularly an exhaust treatment catalyst for an internal combustion engine. Also provided are methods of making the microspheres, methods of using the microspheres as catalyst supports, and methods of exhaust treatment using catalyst articles comprising the microspheres.Type: ApplicationFiled: December 20, 2012Publication date: June 26, 2014Applicant: BASF CorporationInventors: Pascaline Harrison Tran, Michael P. Galligan, Ye Liu, Xiaolin David Yang, Qingyuan Hu, Doan Lieu
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Publication number: 20140151599Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight. Further embodiments include physical blending of a flow modifier into the sorbent composition.Type: ApplicationFiled: February 7, 2014Publication date: June 5, 2014Applicant: BASF CorporationInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Patent number: 8728974Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight.Type: GrantFiled: August 3, 2012Date of Patent: May 20, 2014Assignee: BASF CorporationInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Publication number: 20120292564Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight.Type: ApplicationFiled: August 3, 2012Publication date: November 22, 2012Applicant: BASF CorporationInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Patent number: 7704920Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. The methods include mixing sorbent substrate particles with a sulfide salt and a metal salt to form a metal sulfide on the outer surface of the sorbent particles.Type: GrantFiled: November 30, 2005Date of Patent: April 27, 2010Assignee: BASF Catalysts LLCInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore, Barry Keven Speronello, Ronald Thomas Mentz
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Patent number: 7578869Abstract: Methods of manufacturing bentonite sorbents for removal of pollutants including mercury from gas streams, such as a flue gas stream from coal-fired utility plants are disclosed. The methods include mixing bentonite sorbent particles with a sulfide salt and a metal salt to form a metal sulfide on the outer surface of the bentonite sorbent particles.Type: GrantFiled: November 30, 2005Date of Patent: August 25, 2009Assignee: BASF Catalysts LLCInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore, Barry Keven Speronello, Ronald Thomas Mentz
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Publication number: 20090208396Abstract: An alumina-based perovskite is formed by mixing a lanthanide source with a transitional alumina to form a dual-phase composition comprising in situ formed LnAlO3 dispersed in alumina. The lanthanide content of the composition ranges from about 12 to 24 wt. % to yield a high surface area composition which is useful as a catalyst or catalyst support such as for precious metals.Type: ApplicationFiled: March 11, 2009Publication date: August 20, 2009Applicant: BASF Catalysts LLCInventors: Xiaolin David Yang, Doan Lieu
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Patent number: 7575629Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. The methods include mixing fly ash particles with a sulfide salt and a metal salt to form a metal sulfide on the outer surface of the fly ash particles.Type: GrantFiled: November 30, 2005Date of Patent: August 18, 2009Assignee: BASF Catalysts LLCInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore, Stanley Scott Mack, James Eugene Staudt
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Publication number: 20090136401Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%. Other embodiments include one or more oxidatively active halides of a nonoxidative metal dispersed on sorbent substrate particles mixed with activated carbon in an amount up to 30% by weight.Type: ApplicationFiled: December 5, 2008Publication date: May 28, 2009Applicant: BASF Catalysts LLCInventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Publication number: 20090081092Abstract: Sorbents for removal of mercury and other pollutants from gas streams, such as a flue gas stream from coal-fired utility plants, and methods for their manufacture and use are disclosed. Embodiments include brominated sorbent substrate particles having a carbon content of less than about 10%.Type: ApplicationFiled: September 24, 2007Publication date: March 26, 2009Inventors: Xiaolin David Yang, Pascaline Harrison Tran, Lawrence Shore
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Patent number: 7504085Abstract: An alumina-based perovskite is formed by mixing a lanthanide source with a transitional alumina to form a dual-phase composition comprising in-situ formed LnAlO3 dispersed in alumina. The lanthanide content of the composition ranges from 6-35 wt. % to yield a high surface area composition which is useful as a catalyst or catalyst support such as for precious metals.Type: GrantFiled: May 12, 2005Date of Patent: March 17, 2009Assignee: BASF Catalysts LLCInventor: Xiaolin David Yang
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Patent number: 6506605Abstract: An OBD system is provided for monitoring an ozone depletion system that includes a catalyst coating containing MnO2 applied to a heat exchange surface on a moving vehicle over which atmospheric air passes. A physical characteristic of the catalyst coating or a material containing a physical characteristic within the catalyst coating is sensed to determine the presence or absence of the catalyst coating for detecting catastrophic failure of the ozone depleting system and/or degradation or wear of the catalyst coating to ascertain the efficiency of the catalyst coating.Type: GrantFiled: May 26, 2000Date of Patent: January 14, 2003Assignee: Engelhard CorporationInventors: Fred Mitchell Allen, Xiaolin David Yang, Ronald Marshall Heck, Jeffrey B. Hoke, Earl Marvin Waterman, Xinsheng Liu, Dennis Ray Anderson, Arthur Bruce Robertson, Terence Christopher Poles