1
Arthur James Mansure, Rosalvina Ramona Guimerans: Drilling subsurface wellbores with cutting structures. Shell Oil Company, November 30, 2010: US07841425 (103 worldwide citation)

A system for forming a wellbore includes a drill tubular. A drill bit is coupled to the drill tubular. One or more cutting structures are coupled to the drill tubular above the drill bit. The cutting structures remove at least a portion of formation that extends into the wellbore formed by the drill ...


2
Rosalvina Ramona Guimerans, Arthur James Mansure: Methods for forming wellbores in heated formations. Shell Oil Company, September 25, 2012: US08272455 (20 worldwide citation)

A method for forming a wellbore in a heated formation includes flowing liquid cooling fluid to a bottom hole assembly in a wellbore in a heated formation. At least a portion of the liquid cooling fluid is vaporized at or near a region to be cooled. Vaporizing the liquid cooling fluid absorbs heat fr ...


3
Arthur James Mansure, Rosalvina Ramona Guimerans: Drilling subsurface wellbores with cutting structures. Shell Oil Company, March 26, 2009: US20090078461-A1

A system for forming a wellbore includes a drill tubular. A drill bit is coupled to the drill tubular. One or more cutting structures are coupled to the drill tubular above the drill bit. The cutting structures remove at least a portion of formation that extends into the wellbore formed by the drill ...


4
Rosalvina Ramona Guimerans, Arthur James Mansure: Methods for forming wellbores in heated formations. Shell Oil Company, August 6, 2009: US20090194329-A1

A method for forming a wellbore in a heated formation includes flowing liquid cooling fluid to a bottom hole assembly in a wellbore in a heated formation. At least a portion of the liquid cooling fluid is vaporized at or near a region to be cooled. Vaporizing the liquid cooling fluid absorbs heat fr ...