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US 2008/0289818 A1Published application
Open hole logging for drilling rigs
AssigneeChevron Energy Technology Company
InventorsGeorge R. Buck, Eric Roberto Upchurch
Life of this patent
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Abstract
A method of logging a wellbore comprises drilling a first wellbore to a depth using a drilling rig and drilling a second wellbore to a depth using the drilling rig. While the second wellbore is being drilled a logging operation is conducted in the first wellbore using the drilling rig. The logging operation can be conducted in the first wellbore via a wireline logging tool.
Claims20
A method of logging a wellbore, comprising the steps of:
- (a) drilling a first wellbore to a depth using a drilling rig;
- (b) drilling a second wellbore to a depth using the drilling rig;
- (c) while the second wellbore is being drilled, conducting a logging operation in the first wellbore using the drilling rig.
A method of logging a wellbore, comprising the steps of:
- (a) drilling a first wellbore to a first depth using a drilling rig;
- (b) drilling a second wellbore to a first depth using the drilling rig;
- (c) conducting a logging operation in the first depth of the first wellbore from the drilling rig while the first depth of the second wellbore is being drilled;
- (d) drilling the first wellbore to a second depth using the drilling rig;
- and
- (e) drilling the second wellbore to a second depth using the drilling rig.
3 more elements
Dependencies are inferred from the claim text.