The service life of drill lines is greatly improved by drawing up a cut and slip program based on service increments. The main requirement for
Category: Drilling Calculations
D is an exponent which, relating drilling penetration rate to weight on bit per unit hole diameter, measures the formation’s ” drillability “. There were
We will know from experience that the most challenging physical job on a drilling rig (also check: rig components) is when we are tripping pipe
The drilling program is the engineering design for the process of drilling and completion of the wellbore. The plan includes many data including well trajectory,
Casing Tallies Versus Liner Tallies There are two different types of tubular tallies: 1) a casing tally spreadsheet and 2) a casing liner tally. A
Pipe Washout in oil and gas is a sudden problem that may happen during any stage of drilling the well and may cause a parting
When the mud is static, the rheological properties should prevent solids (weighting material and drilled formation solids) from settling. The relevant property in this respect
It will be recalled that the upward velocity of the mud in the annulus between the drill pipe and wall of the hole is an
Kill sheets are used to calculate the mud weight, mud quantities, and pumping times required to bring a well back to primary control after a
Foamed cement are coarse dispersions of a base cement slurry, a gas (usually nitrogen), a foaming surfactant, and other materials to provide foam stability. Foamed
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