LZ

Lang Zhan

Schlumberger Technology: 8 patents #785 of 7,293Top 15%
Overall (All Time): #650,265 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8731889 Modeling hydraulic fracturing induced fracture networks as a dual porosity system Changan Mike Du, Xu Zhang, Debbie Fullilove, Bradley John Hay, Keith Tushingham +3 more 2014-05-20
8620636 Interpreting well test measurements Fikri John Kuchuk, James G. Filas, Dhandayuthapani Kannan 2013-12-31
8424606 Method and apparatus for perforating with reduced debris in wellbore Jean-Luc Lafontan, Harvey Williams, Jeremy P. Harvey, Brenden M. Grove, Lawrence A. Behrmann 2013-04-23
8020437 Method and apparatus to quantify fluid sample quality Dhandayuthapani Kannan, James G. Filas, Graham Birkett 2011-09-20
7886591 Method for improving the determination of earth formation properties Terizhandur S. Ramakrishnan, Fikri John Kuchuk, Yusuf Bilgin Altundas 2011-02-15
7849920 System and method for optimizing production in a well Dhandayuthapani Kannan, David Sask, James G. Filas 2010-12-14
7775273 Tool using outputs of sensors responsive to signaling David Merlau, Dhandayuthapani Kannan, Jim B. Benton 2010-08-17
7478555 Technique and apparatus for use in well testing James G. Filas, Dhandayuthapani Kannan 2009-01-20