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Keywords: drilling fluid
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Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196289-MS
... Abstract Global energy demand has driven petroleum industry to develop hydrocarbon resources from extremely harsh formations. Ultra-high density drilling fluids are critical to successful drilling and completion practices in all of these wells. In this paper, potential weighting materials were...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186424-MS
... mechanisms, still preserve KCL\polymer mud as an efficient solution even in sensitive areas. Cost effective silica-alumina nano drilling fluids as KCL substitution, provides inhibition both mechanically and chemically which is not achievable by other inhibitors. The silica-alumina nano-drilling fluid system...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186439-MS
... density and neutron data were analysed to identify the shale beds and have indication about the porosity. Based on the results out of this study, shale sections can be accurately characterized in terms of the mineralogy and clay content. As a result, drilling fluids with specific properties and additives...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182429-MS
... and geological environment for deepwater HTHP wells in Lingshui block of western South China Sea, it is suggested that the solution of drilling problems for deepwater HTHP wells should start from drilling fluid. Several major technical problems are required to be addressed by drilling fluid, such as co-exist...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176165-MS
... inhibitive water-based drilling fluids were essential to improve the wellbore stability of the challenging sections. To understand the mechanisms of shale-drilling fluid interactions when exposed to water-based drilling fluids, the morphology and mineralogy of shale samples were characterized via scanning...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176337-MS
... hydraulics calculations, by using PR equations of state (EOS) to predict the PVT behavior of the drilling fluid with dissolved gas. The validity of the model including liquid volume fraction and pressure drop have been both verified with large-scale flow loop experimental date at The University of Tulsa...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176497-MS
... monitoring managed pressure drilling real time system Reservoir Surveillance drilling fluid calculation well control Upstream Oil & Gas hydraulic model MPD hydraulic calculation method bottomhole pressure module acquisition rheological model data acquisition influx comprehensive real...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176369-MS
... Abstract When it comes to ultra-deep wells drilling, there are multiple difficulties to be considered: over-pull and blockage during tripping because of swelling of shale and clay, instability, and costly maintenance of traditional water-based drilling fluid in high temperature. In order...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176428-MS
... Abstract Shale-gas plays have gained significant importance in China. Sichuan Basin, industry's primary focus for shale gas, has finished hundreds of wells. The employed drilling fluids for drilling shale horizontal wells here are mostly oil-based muds (OBMs), due to its well-known excellent...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 14–16, 2014
Paper Number: SPE-171491-MS
... incidents. The use of formate based drilling fluids in this field, gained acceptance over time, primarily to minimize drilling problems. The downside of formate muds, however, is that log data interpretation encounters serious challenges because of the uncertain petrophysical properties of the mud...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165761-MS
... in overbalance. The strategy adopted to mitigate the risk of massive fluid losses was to use a 12.7 ppg (statically and dynamically underbalanced) potassium / sodium formate drilling fluid in combination with MPD technology to control the level of overbalance through backpressure. The reservoir section of each...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165770-MS
... for the United States. upstream oil & gas complex reservoir energy information administration shale gas tight oil drilling fluid operation united states spe 165770 requirement health us government epa shale play natural gas underground injection regulation drilling barnett shale oil...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165884-MS
... Figure 1 Drilling window Maintaining drilling fluid hydrostatic pressure inside the drilling window will ensure a safe drilling operation. Condition where drilling fluid hydrostatic pressure is lower than formation pressure is called underbalance, while a condition where drilling fluid...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2012
Paper Number: SPE-154648-MS
... permeability at near wellbore. The liquid invasion damage is mainly controlled by capillary pressure and relative permeability curves. Water blocking and phase trapping damage is one of the main concerns in use of water based drilling fluid in tight gas reservoirs, since due to high critical water saturation...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2012
Paper Number: SPE-158160-MS
... has been performed. A fully automated test robot has been designed and experiments were performed in different drilling fluids and wellbore geometries. That test robot allows emulating vertical as well as lateral movements of a sensor head in an artificial wellbore filled with different types...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2012
Paper Number: SPE-158543-MS
... histories to illustrate these issues and provides lessons learned to improve shale drilling operations in North America, the Asia Pacific and other regions of the world. upstream oil & gas connection back-off rotary shoulder connection drilling operation drilling fluid nd gen hardband...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145692-MS
... a significant rule in formation of plastic zone around the wellbore thus, making the wellbore prone to collapse failure. wellbore design shale behavior reservoir characterization pore pressure coefficient shale wellbore integrity drilling fluid stability spe 145692 equation in-situ stress...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145884-MS
... sensitivity, scale building prediction and wellbore multi-phase flow mechanism, appropriate UBD drilling fluid and bottom underpressure value were determined. Then, the specific bit design method and gas drilling technology were jointly applied to enhance ROP in deep volcanic formations. Finally, matching...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-144978-MS
... drilled underbalanced, but are adequate for formations with permeability in the orders of microdarcies or higher. reservoir characterization wellbore stability analysis drilling fluid wellbore integrity wellbore stability mud weight upstream oil & gas pore pressure wellbore design...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 18–20, 2010
Paper Number: SPE-133901-MS
... coal seam horizontal well intersection horizontal section directional drilling production hole section drilling fluid flow rate contractor coal seam gas hole section well design coal upstream oil & gas production pilot The Narrabri Coal Seam Gas Project is located in PEL 238...

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