E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 21/06 (2006.01)
Patent
CA 2734546
The present invention relates to a managed pressure and/or temperature drilling system and method. In one embodiment, a method for drilling a wellbore into a gas hydrates formation is disclosed. The method includes drilling the wellbore into the gas hydrates formation; returning gas hydrates cuttings to a surface of the wellbore and/or a drilling rig while controlling a temperature and/or a pressure of the cuttings to prevent or control disassociation of the hydrates cuttings.
Hannegan Don M.
Harrall Simon John
Todd Richard J.
Deeth Williams Wall Llp
Weatherford/lamb Inc.
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