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Keywords: shut-in time
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Journal Articles
J Pet Technol 59 (02): 83–85.
Paper Number: SPE-0207-0083-JPT
Published: 01 February 2007
... 2007. Society of Petroleum Engineers Upstream Oil & Gas accuracy investigation flow time drillstem/well testing no-flow boundary formation pressure initial formation pressure slug-test analysis initial pressure boundary effect conclusion shut-in time short flow test storage...
Journal Articles
J Pet Technol 58 (11): 76–77.
Paper Number: SPE-1106-0076-JPT
Published: 01 November 2006
.... As a result, prediction of gas-well performance with plunger lift is not an exact science. 1 11 2006 1 11 2006 1 11 2006 1 11 2006 2006. Society of Petroleum Engineers Upstream Oil & Gas short shut-in time application plunger lift flow rate control system gas...
Journal Articles
J Pet Technol 44 (06): 650–659.
Paper Number: SPE-20592-PA
Published: 01 June 1992
... jpt graph upstream oil & gas straight line shut-in time differentiation horner analysis type curve drillstem/well testing drillstem testing wellbore storage june 1992 permeability storage regression well-test analysis 650 Advances in Practical Well-Test Analysis H.J. Ramey Jr...
Journal Articles
J Pet Technol 43 (04): 455–459.
Paper Number: SPE-19543-PA
Published: 01 April 1991
... pressures placed on squeeze and coil, reduced cement volumes, and incorporation of an inflow test and resqueeze procedure. These changes resulted in increased squeeze effectiveness by reducing equipment and engineering time requirements and by shortening well shut-in time after the workover. Introduction...
Journal Articles
J Pet Technol 40 (09): 1227–1231.
Paper Number: SPE-15311-PA
Published: 01 September 1988
... drillstem/well testing graph analysis technique shut-in time test data artificial intelligence Interactive Well·Test Analysis Using Microcomputers D.A. McVay, SPE, SA Holditch & Assocs. Inc. N.C. Hill, SPE, SA Holditch & Assocs. Inc. D.E. Lancaster, SPE, SA Holditch & Assocs. Inc. W.J. Lee, SPE...
Journal Articles
J Pet Technol 39 (10): 1185–1195.
Paper Number: SPE-17088-PA
Published: 01 October 1987
... of theseprocedures to an example well. JPT P. 1185^ 1 10 1987 1 10 1987 1 10 1987 1 10 1987 1987. Society of Petroleum Engineers wellbore storage distortion test design shut-in time buildup test gauge boundary effect drillstem/well testing upstream oil & gas wellbore...
Journal Articles
J Pet Technol 37 (01): 143–152.
Paper Number: SPE-11463-PA
Published: 01 January 1985
... form ofvariable rate analysis, and the shut-in time required toallow the detection of a straight line on the appropriatesemilog plot [e.g., Homer, or Miller-Dyes-Hutchison(MDH)] is much reduced. The analysis of the pressureand flow data transmitted from the production loggingdevice may be carried out...
Journal Articles
J Pet Technol 35 (05): 981–990.
Paper Number: SPE-9885-PA
Published: 01 May 1983
... procedure. Semilogarithmic Graph As a first step in understanding the basis for the proposed method, consider Fig. 1. JPT P. 981^ 1 5 1983 1 5 1983 1 5 1983 1 5 1983 1983. Society of Petroleum Engineers shut-in time pressure-buildup test straight line permeability flow...
Journal Articles
J Pet Technol 35 (03): 496–506.
Paper Number: SPE-9641-PA
Published: 01 March 1983
... pressure data shuaiba reservoir pressure-buildup data drillstem/well testing type curve production test drillstem testing fracture half-length upstream oil & gas shut-in time straight line conductivity well is-7 fracture conductivity stimulation reservoir permeability fracture...
Journal Articles
J Pet Technol 35 (01): 173–177.
Paper Number: SPE-10222-PA
Published: 01 January 1983
... of shut-in time, which is not typical. The tubing shut-in pressures also decline while the (BHP's) increase, this is not typical either. As a consequence of these observations, we could not accept the conventional interpretations of the buildup curves. This paper describes a new theory that explains...
Journal Articles
J Pet Technol 34 (10): 2413–2422.
Paper Number: SPE-9890-PA
Published: 01 October 1982
... control short flow period production monitoring dimensionless fracture conductivity finite-conductivity fracture drawdown solution bilinear flow period type curve shut-in time fracture conductivity conductivity fracture buildup data drillstem/well testing flow period fractured well...
Journal Articles
J Pet Technol 34 (04): 904–916.
Paper Number: SPE-9290-PA
Published: 01 April 1982
... shut-in is significantly longer than the maximum shut-in time. This limitation has prevented type-curve analysis ofpressure buildup data following short flow periods. pressure buildup data following short flow periods. The effect of a short flow period on pressure buildup data influenced by either...
Journal Articles
J Pet Technol 34 (02): 266–272.
Paper Number: SPE-8816-PA
Published: 01 February 1982
... injection into a Jay/LEC field well. The conventional Homer analysis interpretation technique did not provide definitive solutions. A technique consisting of plotting transmissibility vs. square root of shut-in time provided a useful tool for observing fluid banks in the reservoir and evaluating changes...
Journal Articles
J Pet Technol 32 (10): 1813–1824.
Paper Number: SPE-7984-PA
Published: 01 October 1980
... Upstream Oil & Gas reservoir pressure flow capacity Buildup Behavior straight line line-source solution Horner graph pressure buildup behavior skin factor Trans equation permeability shut-in time Pressure Buildup Analysis for a Well Produced at Constant Bottomhole Pressure A.A. Uraiet...
Journal Articles
J Pet Technol 32 (06): 1053–1064.
Paper Number: SPE-6997-PA
Published: 01 June 1980
...R. Raghavan This paper explores the consequences of the assumption that the producingtime is long compared to the longest shut-in time used in type curveanalysis. The fractured-well type curves of Gringarten et al. and thewellbore-storage type curves of Agarwal et al. are examined in detail.New...
Journal Articles
J Pet Technol 32 (01): 18–20.
Paper Number: SPE-8781-PA
Published: 01 January 1980
... buildup data. If flow time is long enough, then the shut-in time need only be long enough to obtain data that show the dope doubling. A shortflow time cannot be compensated for by a long shut-in time. Interestingly enough, the pressure behavior caused by a fault is such that if shut-in time is not long...
Journal Articles
J Pet Technol 31 (05): 623–631.
Paper Number: SPE-6546-PA
Published: 01 May 1979
... graph Earlougher Ramey dimensionless storage constant procedure Trans Upstream Oil & Gas information wellbore storage AIME graph permeability Drillstem Testing field data semilog graph type curve straight line skin factor intersection time shut-in time Analysis of Short-Time...
Journal Articles
J Pet Technol 28 (11): 1295–1300.
Paper Number: SPE-4558-PA
Published: 01 November 1976
... network. porosity and that of the interconnecting fracture network. The standard semilog plot of the buildup-pressure response vs shut-in time, neglecting wellbore storage effects, is characterized by parallel straight lines at "early" and "late" times, as shown in Fig. 1. The displacement and end points...
Journal Articles
J Pet Technol 28 (08): 915–924.
Paper Number: SPE-5134-PA
Published: 01 August 1976
... shut-in time Drillstem Testing buildup test wellbore storage buildup flow efficiency gas-well buildup data permeability Type Curves for Analysis of Afterflow- Dominated Gas-Well Buildup Data N. K. Maer, Jr., SPE-AlME, Exxon Production Research Co. Introduction The conventional semilog plotl...
Journal Articles
J Pet Technol 27 (08): 991–996.
Paper Number: SPE-5133-PA
Published: 01 August 1975
... in bottom-hole pressure be measured as a function of shut-in time. Muskat introduced the first interpretation method for these pressure data in 1937, but its significance was largely overlooked until the late 1940's. At that time, van Everdingen and Hurst revived interest in transient pressure analysis...

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