CK

Charles Robert Keedy

Shell Oil Compny: 7 patents #428 of 4,423Top 10%
Overall (All Time): #738,221 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9016370 Partial solution mining of hydrocarbon containing layers prior to in situ heat treatment Gerald Jacob Daub, Mariela Gertrudis Araujo Fresky, Thomas David Fowler, Matthew Lee Holman 2015-04-28
7798221 In situ recovery from a hydrocarbon containing formation Harold J. Vinegar, Scott Lee Wellington, Eric Pierre de Rouffignac, John Michael Karanikas, Ilya Emil Berchenko +12 more 2010-09-21
7086468 In situ thermal processing of a hydrocarbon containing formation using heat sources positioned within open wellbores Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, John Michael Karanikas, Ilya Emil Berchenko +4 more 2006-08-08
7051811 In situ thermal processing through an open wellbore in an oil shale formation Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, Bruce Gerard Hunsucker, John Michael Karanikas +4 more 2006-05-30
7040400 In situ thermal processing of a relatively impermeable formation using an open wellbore Eric Pierre de Rouffignac, Ilya Emil Berchenko, Thomas David Fowler, Bruce Gerard Hunsucker, John Michael Karanikas +4 more 2006-05-09
6789625 In situ thermal processing of a hydrocarbon containing formation using exposed metal heat sources Eric Pierre de Rouffignac, Harold J. Vinegar, Bruce Gerard Hunsucker, Fredrick Gordon Carl, Jr. 2004-09-14
6752210 In situ thermal processing of a coal formation using heat sources positioned within open wellbores Eric Pierre de Rouffignac, Harold J. Vinegar, Scott Lee Wellington, John Michael Karanikas, Ilya Emil Berchenko +5 more 2004-06-22