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Youxiang, Moin Muhammad, Jiabao, Dingan: Methods and apparatus for characterization of petroleum fluid and applications thereof. Schlumberger Technology Corporation, Jay P Sbrollini, Wayne I Kanak, April 5, 2011: US07920970 (25 worldwide citation)

An improved method and system for characterizing the compositional components of a hydrocarbon reservoir of interest and analyzing fluid properties of the reservoir of interest based upon its compositional components.


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Youxiang, Moin Muhammad: Methods and apparatus for analysis of downhole compositional gradients and applications thereof. Schlumberger Technology Corporation, Jay P Sbrollini, Wayne I Kanak, October 26, 2010: US07822554 (23 worldwide citation)

A method and system are provided for characterizing a reservoir of interest by comparing measured downhole fluid analysis measurement data with predicted downhole fluid analysis measurement data for the corresponding depth within the reservoir. The downhole fluid analysis measurement data may compri ...


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Youxiang, Oliver C Mullins, Jinglin Gao, Abdel M Kharrat, Kentaro Indo, Michael O Keefe, Soraya S Betancourt, Chengli Dong, Francois Dubost: Methods and apparatus for analysis of downhole asphaltene gradients and applications thereof. Schlumberger Technology Corporation, Jay P Sbrollini, Wayne I Kanak, August 9, 2011: US07996154 (18 worldwide citation)

A method and system for characterizing asphaltene gradients of a reservoir of interest and analyzing properties of the reservoir of interest based upon such asphaltene gradients. The analysis employs a correlation that relates insoluble asphaltene concentration to spectrophotometry measurement data ...


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Bing Fu, Youxiang Peng, Yue Gu, Long Wang, Hai Wang: Ultrasonic therapeutic device and an ultrasonic therapeutic system of using the same. Chongqing Ronghai Medical Ultrasound, The Webb Law Firm, November 15, 2011: US08057409 (11 worldwide citation)

An ultrasonic therapeutic device and an ultrasonic therapeutic system including the ultrasonic therapeutic device and guided by an imaging device are provided. The ultrasonic therapeutic device includes an ultrasonic therapeutic applicator that comprises an ultrasonic transducer, a box which contain ...


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Julian Youxiang Zuo, Denise Freed, Chengli Dong, Andrew E Pomerantz, Vinay K Mishra, Oliver C Mullins: Methods for characterization of petroleum fluid and application thereof. Schlumberger Technology Corporation, Cathy Hewitt, March 31, 2015: US08996346 (4 worldwide citation)

An improved method that performs downhole fluid analysis of the fluid properties of a reservoir of interest and that characterizes the reservoir of interest based upon such downhole fluid analysis.


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ZUO Youxiang, MULLINS Oliver C, DONG Chengli, FREED Denise, POMERANTZ Andrew, LEHNE Eric, Zhang Dingan: Procédés pour caractériser linstabilité de lasphaltène dans des fluides de réservoirs, Methods for characterizing asphaltene instability in reservoir fluids. Schlumberger Canada, Services Petroliers Schlumberger, Schlumberger Holdings, Schlumberger Technology, Prad Research And Development, ZUO Youxiang, MULLINS Oliver C, DONG Chengli, FREED Denise, POMERANTZ Andrew, LEHNE Eric, Zhang Dingan, KANAK Wayne I, November 10, 2011: WO/2011/138700 (3 worldwide citation)

A methodology for reservoir understanding that performs investigation of asphaltene instability as a function of location in a reservoir of interest. In the preferred embodiment, results derived as part of the investigation of asphaltene instability are used as a workflow decision point for selectiv ...


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Zuo Youxiang, Zhang Dingan, Dong Chengli, Mullins Oliver C, O Keefe Michael: Methods and apparatus for characterization of petroleum fluids contaminated with drilling mud. Schlumberger Canada, Services Petroliers Schlumberger, Schlumberger Holdings, Schlumberger Technology, Prad Research And Development, Zuo Youxiang, Zhang Dingan, Dong Chengli, Mullins Oliver C, O Keefe Michael, Kanak Wayne I, November 19, 2009: WO/2009/138911 (2 worldwide citation)

A method and system for characterizing formation fluids contaminated with drilling mud that compensates for the presence of such drilling mud. The operations that characterize formation fluids contaminated with drilling mud can be carried out in real-time. The operations also characterize a wide arr ...


9
Hadrien Dumont, Michael O Keefe, Beatriz E Barbosa, Oliver C Mullins, Youxiang Zuo, Vinay Mishra: Downhole fluid analysis methods. SCHLUMBERGER TECHNOLOGY CORPORATION, Kenneth L Kincaid, April 5, 2016: US09303510 (1 worldwide citation)

Fluid analysis measurements may be performed during withdrawal of a downhole tool to the surface. Fluid may be collected within a fluid analysis system of the downhole tool and the collected fluid may be exposed to the wellbore pressure during withdrawal of the downhole tool. Measurements for the co ...


10
Youxiang Zuo, Adriaan Gisolf, Li Chen: Determining properties of OBM filtrates. SCHLUMBERGER TECHNOLOGY CORPORATION, Trevor G Grove, January 31, 2017: US09557312 (1 worldwide citation)

Methods and apparatus for operating a downhole tool within a wellbore adjacent a subterranean formation to pump contaminated fluid from the formation into the downhole tool while measuring first and second fluid properties of the contaminated fluid. The contaminated fluid comprises native fluid from ...