... pressure gradient-driven fluid flow increased oil production rates, decreased produced fluid water content, and increased the percentage of sand produced. The scope of potential applications to the extraction of conventional and heavy oils using primary and enhanced recovery methods is substantial...

... PRODUCTION PATTERNS Successful C old H eavy O il P roduction (CHOP) in the unconsolidated heavy oil sands of Alberta and Saskatchewan requires that sand continue to enter the wellbore to maintain economic oil production rates 1 . All sand exclusion devices such as gravel packs, screens, filters...

... high primary recovery factors. These include formation of wormholes around the well, increased permeability due to sand dilation, and foamy oil flow. The first two appear to be responsible for higher than expected production rates and the foamy oil flow is thought to be the main reason for high primary...

... a significant elapsed time before some wells are placed on production. initial capability gas well initial production rate total delivery production monitoring province alberta solution gas well upstream oil & gas best gas well decline rate reservoir surveillance total number alta gas...

.... pump intake operator production rate efficiency mccoy podio artificial lift well electrical efficiency beam pumping liquid information acquisition loading operation upstream oil & gas drillstem/well testing gas separator artificial lift system bottomhole pressure counterweight...

... agreement with those of the experiment for oil production rate, cumulative oil production, steam chamber and temperature contours in the model. Effects of varying several physical conditions, such as steam injection pressure, vertical separation between injection and production wells, and model thickness...

... and bitumen production (AEUB, 1996) in Canada. oil saturation equation butler injector gas concentration steam oil ratio interface thermal method production rate concentration sagd upstream oil & gas sagp process residual oil saturation injection reservoir saturation viscosity...

... on immersion type boundary conditions 3 . mechanism flow in porous media water injection fluid dynamics breakthrough co-current imbibition oil production countercurrent imbibition oil recovery reservoir fwl enhanced recovery waterflooding upstream oil & gas production rate imbibition...

... pressure, production rate strategies) and examining the impact of a preceding cold production primary depletion on subsequent secondary and tertiary recovery processes. Introduction In approximately the last ten years, many authors have written about the phenomena involved in producing heavy oil...

... expressing the decline rate was manipulated to produce a unique linear relation between production rate and its first derivative with respect to time. A linear regression or an eyeball curve fitting may be performed on these variables to obtain decline curve parameters. This method allows the graphical...

... injection permeability anisotropy schechter production rate gravity drainage experiment enhanced recovery oil recovery horizontal core upstream oil & gas fracture saturation THE PETROLEUM SOCIETY PAPER 98-32 An Integrated Geology-reservoir Description and Modeling of the Naturally...

... oil production rate and time of water breakthrough into oil well. Resent years, due to horizontal well technology raise, the scholars studying cresting of horizontal well is still base on coning of vertical well. But focus on predication of coning /cresting of bottom water. This paper study...

... tendency is greatest, high production rates with only a small drawdown. The needs to be at the highest temperature. High temperatures reservoir pressure is maintained by the injection of the steam in the upper part of the chamber are an 'overkill' which and where operation without steam coning...

... annual technical meeting unit cross-sectional area linear flow constant rate rodriguez constant bottom-hole pressure production rate once pseudo-steady-state one-dimensional linear flow system investigation drillstem testing differential equation one-dimensional linear flow reservoir...

... presented by Adegbesan (2). Many interesting concepts, including geomechanical deformation, were used for obtaining the history match. A good match of the cumulative oil production was obtained. According to Butler (3), during the Steam Assisted Gravity Drainage (SAGD) process, production rates...

... process to operate compared with those obtained using Fritzsche's formula and efficiently. In addition, optimizing oil production, nomograph for steam pipes. The horizontal well steam maintaining sustained production rates and operating at circulation analysis tool (HOWSCAT) is then used to analyze...

... acquisition policy, such as 3-D seismic, cores, special logs, achieving an improved success rate in drilling new wells, increasing new reserves and setting forth a transformation platform for doubling production during the next ten years from the existing production rate of 900 MSTB/D. The data acquisition...

... or hyperbolic depending upon total fluid until well after the miscible flood is underway, and may be production rate. These surveillance techniques can identify inapplicable if oil production rates are constant or areas in which volumetric sweep and oil recovery is increasing. Numerical simulation can usually...

... objectives. The pilot exceeded expectations in that oil production rates, rather than just being maintained, could be significantly increased. Based on that pilot, the objectives for the oil re-injection process have now been modified to: 2 Increase and maXImIZe sustainable levels of oil production rates...

... by gas lubrication effects. In situ formation of foamy oils under solution gas drive INTRODUCTION has been proposed as one of the possible mechanisms responsible for high primary production rate from some Anomalously high primary production rates have been heavy oil reservoirs. Maini et al. (1993...