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Keywords: sandstone
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Journal Articles
SPE J. 25 (06): 793–803.
Paper Number: SPE-12739-PA
Published: 01 December 1985
... of their sandstone and shale beds, all of which determine the hydraulic properties of the units. Copyright 1985, Society of Petroleum Engineers shale unit 0 geothermal reservoir upstream oil & gas geothermal field sandstone structural geology sediment permeability well logging cerro prieto...
Journal Articles
SPE J. 25 (02): 191–201.
Paper Number: SPE-11623-PA
Published: 01 April 1985
... Engineers experiment dimension sandstone compressibility flow rate aspect ratio thickness pore structure klinkenberg plot pore overburden pressure reservoir characterization penny-shaped crack flow in porous media upstream oil & gas surface area porosity reduction permeability...
Journal Articles
SPE J. 24 (05): 555–562.
Paper Number: SPE-10114-PA
Published: 01 October 1984
...Ioannis Chatzis; Norman R. Morrow Capillary number relationships are presented for displacement of both residual and initially continuous oil from water-wet consolidated sandstones having permeabilities that varied over about two orders of magnitude. It was found that the critical displacement...
Journal Articles
SPE J. 24 (03): 361–368.
Paper Number: SPE-9295-PA
Published: 01 June 1984
... fluid dynamics shear rate microgel-free solution macromolecule diameter enhanced recovery experiment membrane polysaccharide solution polymer solution sandpack filterability test apparent viscosity sandstone pore size microgel chemical flooding methods reduction The poor...
Journal Articles
SPE J. 24 (02): 224–232.
Paper Number: SPE-11277-PA
Published: 01 April 1984
... prediction saturation alone sandstone Stone has produced two methods 1 , 2 for estimating three-phase relative permeability from two-phase data. Both models assume a dominant wetting phase (usually water), a dominant nonwetting phase (gas), and an intermediate wetting phase (usually oil...
Journal Articles
SPE J. 24 (01): 19–32.
Paper Number: SPE-9878-PA
Published: 01 February 1984
... normal stress propagation shear strength structural geology shear modulus wellbore design sandstone directional drilling fracture characterization drilling operation wellbore integrity nonnal stress In 1949, Clark 1 introduced the concept of hydraulic-fracturing to the petroleum...
Journal Articles
SPE J. 24 (01): 33–37.
Paper Number: SPE-10789-PA
Published: 01 February 1984
... as well as the nutrients required for cellular growth through reservoir formations. Nutrients such as glucose, peptone-protein, and phosphate and ammonium ions were transported through brine-saturated Berea sandstone cores in amounts sufficient to support microbial growth. Viable bacterial cells were...
Journal Articles
SPE J. 23 (06): 919–927.
Paper Number: SPE-10924-PA
Published: 01 December 1983
... reservoir tight sand surface roughness gaussian crack model roughness sandstone flow in porous media tight gas porosity reservoir characterization upstream oil & gas penneability sampath microcrack intercept stress compressibility standard deviation The permeability of gas...
Journal Articles
SPE J. 23 (06): 928–936.
Paper Number: SPE-10075-PA
Published: 01 December 1983
... 1983, Society of Petroleum Engineers fluid dynamics upstream oil & gas water saturation flow in porous media core laboratory inc gas permeability saturation sandstone pressure buildup low-permeability laboratory measurement irreducible water saturation coefficient permeability...
Journal Articles
SPE J. 23 (01): 157–167.
Paper Number: SPE-9926-PA
Published: 01 February 1983
...Chih-Hang Hsieh; Henry J. Ramey, Jr. The water vapor-pressure lowering phenomenon in porous media was investigated for a range of temperatures by measuring vapor pressure vs. mass of water adsorbed in consolidated sandstone cores and unconsolidated silica sands. Experimental results showed...
Journal Articles
SPE J. 23 (01): 55–64.
Paper Number: SPE-10103-PA
Published: 01 February 1983
...Kartic C. Khilar; H. Scott Fogler Experimental and theoretical studies have been carried out to elucidate the mechanism of water sensitivity of Berea sandstone and to quantify a number of important parameters. Based on the results of a number of novel experiments, a physical model has been...
Journal Articles
SPE J. 22 (06): 923–932.
Paper Number: SPE-9892-PA
Published: 01 December 1982
... states along with pressure confinement of the samples up to 50 MPa. Observations on samples of a medium-porosity sandstone showed that the degree of multiple fracturing is quite sensitive to the condition of the borehole as well as to the loading rate and appears strongly influenced by transient pore...
Journal Articles
SPE J. 22 (05): 647–657.
Paper Number: SPE-9233-PA
Published: 01 October 1982
... compared with the experimental data. For comparison, an analysis of Berea sandstone gas displacement also has been provided. Although the sandstone displays a minor dependence of gas recovery on water saturation, we found that the carbonate cores are strongly affected by water content. Such behavior would...
Journal Articles
SPE J. 22 (04): 531–536.
Paper Number: SPE-10546-PA
Published: 01 August 1982
... and stagnant regions. This assumption leads to a general expression, and formulas currently used in practice are special cases of this expression. The validity of the new expression is established by the use of data corresponding to sandstones and packings and suspensions of particles. For the case of natural...
Journal Articles
SPE J. 22 (03): 333–340.
Paper Number: SPE-9834-PA
Published: 01 June 1982
..., and fracture growth characteristics were determined as a function of stress levels. Stress contrasts of 300 to 400 psi (2 to 3 MPa) were found sufficient to restrict fracture growth in laboratory samples of Nevada tuff and Tennessee and Nugget sandstones. The required stress level was found not to depend...
Journal Articles
SPE J. 22 (01): 99–107.
Paper Number: SPE-9495-PA
Published: 01 February 1982
...Yusuf Hekim; H. Scott Fogler; Conwell C. McCune Sandstone formations contain a variety of minerals including carbonates, clays, feldspars, quartz, and, in some cases, valuable compounds of uranium, vanadium, and copper. When a reactive fluid such as acid is injected into these porous rocks...
Journal Articles
SPE J. 21 (06): 658–662.
Paper Number: SPE-9017-PA
Published: 01 December 1981
... sandstone burial history reservoir geomechanics vertical gradient boundary coefficient horizontal effective stress linear expansion vertical load horizontal strain subsurface horizontal stress horizontal stress upstream oil & gas burial process petroleum engineer journal Previous...
Journal Articles
SPE J. 21 (06): 709–720.
Paper Number: SPE-9930-PA
Published: 01 December 1981
...- and water-external microemulsions, as well as surfactant solutions with lamellar structures, are examined. Untreated Bradford and Berea sandstones, oil- and water-wet treated sandstones, and filter papers are used as porous media. The study shows that the effective viscosity of the surfactant solution...
Journal Articles
SPE J. 21 (05): 613–622.
Paper Number: SPE-9298-PA
Published: 01 October 1981
.... The effective permeability during polymer flow and the residual permeability were determined for xanthan gum and polyacrylamide solutions in Berea sandstone, Bradford sandstone, filter papers, and Nuclepore® filters. A mechanistic interpretation of the coupling of adsorption, mechanical entrapment, shear rate...
Journal Articles
SPE J. 21 (01): 30–42.
Paper Number: SPE-6607-PA
Published: 01 February 1981
...A. D. Hill; D. M. Lindsay; I. H. Silberberg; R. S. Schechter The matrix acidization of sandstone by a hydrochloric/hydrofluoric acid mixture is described through use of a capillary model. The model was solved first in linear coordinates so that it could be compared with the results of coreflood...

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