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Keywords: pore pressure
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Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, August 27–29, 2018
Paper Number: SPE-191037-MS
... been reduced by managing losses to an acceptable rate during casing retrieval. The CML process has become an integral part of the operation from start to finish for Barents Sea operations for Lundin. Upstream Oil & Gas pore pressure riser fluid level drilling operation mud return line...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 22–24, 2016
Paper Number: SPE-180537-MS
... compressibility pd system signal waveform well control drilling window fracture pressure fracture pressure margin drilling margin managed pressure drilling pore pressure return flow rate ASBP wellbore pressure As drilling continuously progresses into more complex geological environments the...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 22–24, 2016
Paper Number: SPE-180527-MS
... at the annulus while drilling next two more section and during the production life of the well zonal isolation Upstream Oil & Gas liner cement slurry cement chemistry strength evaluation gas field cement property well integrity pore pressure expandable cement system gas...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 22–24, 2016
Paper Number: SPE-180544-MS
... occurred in Winterburn formation with low pore pressure. The constant mud losses in this formation indicated that this problem was resulted from formation permeability, porosity and fractures that can be resolved by squeezing LCM. MPD brought value to the project by performing FIT in each formation, by...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 22–24, 2016
Paper Number: SPE-180593-MS
... mud weight drilling operation circulation cement MPD system hole section formation pressure ASBP operator well control annular pressure drilling pore pressure liner stroke counter fracture gradient pressure window drill pipe connection cc system valve influx well control matrix...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 22–24, 2016
Paper Number: SPE-180637-MS
... temperature hpht well procedure well control pore pressure operation pressure drilling mpd technology RCD bearing assembly Upstream Oil & Gas MPD Choke Manifold Vietnam surface back pressure As global oil operators struggle with industry down turn and slump in crude oil price, evaluating...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170550-MS
... isolation. As a result, a wide range of pore pressures are encountered while drilling these formations. Depleted zones/reservoirs in these wells suffered multiple instances of differentially stuck pipe and side tracks. The end result has been a significant loss of expensive rig days. These sections are...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170541-MS
... addresses the possibility of deriving the pore pressure and UCS simultaneously with quality MWD and sonic data. drilling data acquisition drilling measurement MWD well logging Artificial Intelligence Upstream Oil & Gas ROP model specific energy uc estimation log analysis Bayesian...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170528-MS
... bottom hole temperature near 400°F, anticipated reservoir pressures around 17,000 psi and narrow margins between formation pore pressure and fracture pressure. The oil-based mud had to fulfill a number of requirements, including thermal stability, consistent properties and predictable density behaviour...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170540-MS
....: 2009 ) The main objective of the DFIT is to obtain the minimum in-situ stress, pore pressure, transmissibility, and the permeability of the reservoir. In order to estimate these essential parameters in a relatively short period of time (with respect to traditional PTA testing times), DFITs are...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference, August 25–27, 2014
Paper Number: SPE-170538-MS
... slurry was gas tight as pore pressure remains low as 16 psi with constant gas injection of 150 psi for continues 08 hours. Further, API properties of cement slurries were determined using 0.20 to 0.50 gallon per sack of HPMC. The test results showed 04 to 06 hours thickening time, less than 30 minutes...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, July 9–11, 2012
Paper Number: SPE-155580-MS
... pressures were compared to PWD tools, proving that the accuracy of the dynamic hydraulic predictions was within the required limits to allow drilling without a PWD tool if required. Combining the available pore pressure and fracture pressure data, with mud weight schedules, pump rates, tripping rates and...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, July 9–11, 2012
Paper Number: SPE-155699-MS
... differential pressure leakage is put forward. drilling fluid selection and formulation enhanced recovery drilling fluids and materials reservoir characterization drilling fluid property upstream oil & gas pore pressure differential pressure leakage drilling fluid formulation circulation...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, July 9–11, 2012
Paper Number: SPE-154846-MS
... drilling and exploration efficiency. drilling fluids and materials wellbore stability reservoir characterization complex reservoir shale gas upstream oil & gas pore pressure long maxi group wellbore integrity shale gas reservoir clay mineral wellbore design sichuan basin hydration...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, July 9–11, 2012
Paper Number: SPE-156510-MS
... Abstract Methods used in real-time pore pressure prediction can be subdivided into two general categories: quantitative and qualitative techniques. Quantitative pore pressure prediction techniques normally used at the rigsite work with resistivity, sonic, DXC and shale density datasets and...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 1–3, 2010
Paper Number: SPE-132689-MS
... difference between holes in plates and a borehole is that the borehole is a porous media that is always filled with fluid. When the fluid pressure in the borehole is equal to the pore pressure there is no external load on the formation. Borehole breakout is well known from drilling operations. The...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 1–3, 2010
Paper Number: SPE-135893-MS
... depleted formations nessesitates real-time models that can predict these effects. However, the complexities of effective stresses and pore pressure real-time evolution, i.e. while drilling, coupled with the time-dependent properties of mud filtration have delayed such modeling attempts. In this paper, the...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 1–3, 2010
Paper Number: SPE-135894-MS
... into the advancing wellbore leads to a zone of locally lower pore pressure surrounding the well that extends beneath the drill bit. The model predicts regions within which compressive shear failure will occur and also provides predictions of where spalling (tensile failure) is a possibility. The...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 1–3, 2010
Paper Number: SPE-135904-MS
... Rocks generally fail when the effective stress state (total stress less the pore pressure: σ ij - p ) exceed the formation strength’s either in tension or compression. Typical wellbore failures including collapses (borehole enlargement, tight hole) and fracturing (lost circulation). The...
Proceedings Papers

Paper presented at the IADC/SPE Asia Pacific Drilling Technology Conference and Exhibition, November 1–3, 2010
Paper Number: SPE-135865-MS
... permeability of shale, sometimes on the order of nano-Darcies, magnifies the effects of time-dependent pore pressure on the effective stresses and could cause complex rock failure behavior. In this study, the response of anisotropic thick wall cylinder shale samples under realistic laboratory time-dependent...

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