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Keywords: diameter
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Journal Articles
Journal of Petroleum Technology 73 (05): 63–64.
Paper Number: SPE-0521-0063-JPT
Published: 01 May 2021
.... Society of Petroleum Engineers drilling fluid selection and formulation fluid loss control blank pill spiderweb-like network low shear rate drilling fluid property drilling fluid formulation mechanism diameter wellbore pressure management annular pressure drilling concentration optimal...
Journal Articles
Journal of Petroleum Technology 72 (11): 41–44.
Paper Number: SPE-1120-0041-JPT
Published: 01 November 2020
... this document. drilling measurement drilling operation displacement measurement while drilling general attitude drilling data acquisition upstream oil & gas color temperature wellbore tortuosity transversal displacement diameter november 2020 tortuosity diameter 4 representation...
Journal Articles
Journal of Petroleum Technology 72 (11): 74–75.
Paper Number: SPE-1120-0074-JPT
Published: 01 November 2020
... pressure. The results show that the mean slug length initially increases with the distance from the inlet but that this increase slows and the mean slug length typically reaches a value between 20 and 50 diameters at the outlet. At low flow rates, slug-length distributions tend to be extremely wide. At...
Journal Articles
Journal of Petroleum Technology 72 (10): 26–29.
Paper Number: SPE-1020-0026-JPT
Published: 01 October 2020
... useful because most often those dealing with the problem will never know more about the damage than the inner diameter of the casing has been narrowed - ovalized is the popular term for it - and that they need to find a smaller-diameter tool to get past the obstacle. Eric Davis, the global completions...
Journal Articles
Journal of Petroleum Technology 72 (08): 55–56.
Paper Number: SPE-0820-0055-JPT
Published: 01 August 2020
... conditions where the combination of oil-based-mud systems and small wellbore diameters (approximately 6 in.) at the target zones are the only way to minimize wellbore-stability problems. Data acquisition is also challenged because logging-while-drilling technologies are sometimes limited in small wellbores...
Journal Articles
Journal of Petroleum Technology 72 (07): 60–61.
Paper Number: SPE-0720-0060-JPT
Published: 01 July 2020
... downhole condition run life literature hdpe liner section diameter erosion resistance pipeline corrosion well integrity spe member complete paper multiphase fluid production water hdpe liner 60 JPT JULY 2020 Production tubing in mature fields in the Magdalena Department s Middle Valley in...
Journal Articles
Journal of Petroleum Technology 72 (03): 64–66.
Paper Number: SPE-0320-0064-JPT
Published: 01 March 2020
... body. Expandable Technology Expandable technology provides operators an alternative to conventional liner hanger and packer systems that typically use slips and cone components configured on the outer diameter of a hanger body that require translation of the slips onto the cone for installation of the...
Journal Articles
Journal of Petroleum Technology 72 (01): 26–32.
Paper Number: SPE-0120-0026-JPT
Published: 01 January 2020
... the completion, it suddenly stops 1,000 ft to 5,000 ft short of its target. This could happen in the bend, or it could be somewhere deep in the lateral. Often the deformation is described as ovalling. If a restriction consumes much more than a tenth of an inch of the pipe’s original internal diameter...
Journal Articles
Journal of Petroleum Technology 71 (09): 91–92.
Paper Number: SPE-0919-0091-JPT
Published: 01 September 2019
.... Flowline diameters have usually been in the range of 10–12 in. 1 9 2019 1 9 2019 1 9 2019 1 9 2019 2018. Offshore Technology Conference flowline functionality multiphase deepwater field controls and umbilicals progressively production system operator upstream oil...
Journal Articles
Journal of Petroleum Technology 71 (06): 56–57.
Paper Number: SPE-0619-0056-JPT
Published: 01 June 2019
... enhancement Completion Installation and Operations Upstream Oil & Gas mechanism diameter axial force amplitude CT string longitudinal resonance Coiled tubing operations lpm damage complete paper excitation frequency mechanical damage study explore mechanism resonance injection gripper...
Journal Articles
Journal of Petroleum Technology 71 (02): 40–41.
Paper Number: SPE-0219-0040-JPT
Published: 01 February 2019
... environments. With start-up funds from Statoil, BP, and Shell, we first developed the foundation for our technology. In 2005, the first successful laboratory image was taken through mud. Two years later in 2007, a prototype 4m long and 9 in. in diameter was run in the Ullrigg test well just outside Stavanger...
Journal Articles
Journal of Petroleum Technology 70 (07): 56–57.
Paper Number: SPE-0718-0056-JPT
Published: 01 July 2018
..., this contact area is de-fined by an outer seal diameter and the port diameter. The contact area is an annular ring on the surface of the port where neither production nor annulus pressure is acting. The width of this area changes with the valve-dome pressure, strength of port material, port size, and...
Journal Articles
Journal of Petroleum Technology 70 (06): 66–67.
Paper Number: SPE-0618-0066-JPT
Published: 01 June 2018
... branching wormholes adjacent to the primary tunnels is shown in Fig. 1. Many different methods are used to form small-diameter lateral branches from a parent wellbore. The methods are differentiated by characteristics such as requirements for workover rigs, CT rigs, and deflector shoes for tunnel initiation...
Journal Articles
Journal of Petroleum Technology 70 (02): 70–71.
Paper Number: SPE-0218-0070-JPT
Published: 01 February 2018
... the injected water, and the average pore-throat diameter of the formation. If the particles are larger than the average pore-throat diameter of the formation, then the particles cannot penetrate the pores. As a result, an external filter cake with permeability lower than that of the formation will...
Journal Articles
Journal of Petroleum Technology 69 (06): 77–79.
Paper Number: SPE-0617-0077-JPT
Published: 01 June 2017
... obtained by means of a physical mapping, taking 10 measurements in the longitudinal direction and five in the circumferential direction to calculate the average thickness, average diameter, and initial imperfections (ovalization and eccentricity) of each specimen. Material Properties. The mechanical...
Journal Articles
Journal of Petroleum Technology 69 (06): 73–74.
Paper Number: SPE-0617-0073-JPT
Published: 01 June 2017
... Petroleum Engineers steam-assisted gravity drainage convection heat-transfer coefficient soft vacuum SAGD insulation outer diameter outer pipe enhanced recovery radiation thermal performance pipe coupling vacuum heat flux thermal well insulation material thermal method Upstream Oil...
Journal Articles
Journal of Petroleum Technology 69 (04): 71–72.
Paper Number: SPE-0417-0071-JPT
Published: 01 April 2017
... steel and had an internal diameter of 390 mm. As are many in-service pipelines installed during the last century, it was originally coated with coal-tar enamel. This coating was removed before burying the pipe. All leakages were simulated from the external surface of the pipe. As opposed to the real...
Journal Articles
Journal of Petroleum Technology 68 (07): 68–69.
Paper Number: SPE-0716-0068-JPT
Published: 01 July 2016
... at the same time, several flow configurations may exist. These patterns depend on operating variables—namely, the velocity of the liquid and gas, fluid properties, and some geometrical aspects such as pipe diameter and angle. Hydrodynamic aspects of the flow change dramatically as each flow pattern...
Journal Articles
Journal of Petroleum Technology 68 (04): 67–68.
Paper Number: SPE-0416-0067-JPT
Published: 01 April 2016
... injection, tomography measurements, radiographic detection, and pipeline-diameter measurements. Physical inspections usually are accurate but come with the expense of production shutdown, high costs, and long downtimes, which may be infeasible with long pipelines or complex pipeline networks. Mathematical...
Journal Articles
Journal of Petroleum Technology 67 (12): 72–73.
Paper Number: SPE-1215-0072-JPT
Published: 01 December 2015
... the pipe diameter. In the pipe body, because of the variability of the boundary conditions, the calculation of the sound propagation is complex, but mathematical analyses proved the existence of modal solutions that are allowed to travel several kilometers. Moreover, for high- density fluids (i.e...

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