04741 A review of Russian-language books on abnormal and subnormal formation pressures

04741 A review of Russian-language books on abnormal and subnormal formation pressures

02 02 LIQUID FUELS Sources, Properties, Recovery 96104729 Analytic solution to the non-linear diffusion equation for fluids of constant compressib...

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02

02 LIQUID FUELS Sources,

Properties,

Recovery

96104729 Analytic solution to the non-linear diffusion equation for fluids of constant compressibility Jelmert, T. A. and Vik, S. A. J. Petroleum Science 6: Engineering, May 1996, 14, (3), 231-233. A methodology to solve a diffusion equation with uadratic gradient terms is proposed. The solution technique, which is base 2 on source and Green’s functions, is well suited for solving restricted entry problems. The method depends on the properties of a new logarithmic pressure transform. 96/04730 Core flood evaluation of hydrocarbon solvent foams Mannhardt, K. ef al., .I. Petroleum Science & Engineering, May 1996, 14, (3), 183-195. The possibility of using foams to reduce solvent mobility in hydrocarbon miscible flooding is investigated.

Multi-layer well log interpretation using the simu. 96104736 lated annealing method Szucs, P. and Civan, F. J. Petroleum Science & Engineering, May 1996, 14, (3). 209-220. A robust multi-layer well log inversion method using the most frequent values approach and the simulated annealing optimization method is presented. The advantages of this method are demonstrated by means of several case studies. 96104739 A new method for experimental measurement of diffusion coefficients in reservoir fluids Riazi, M. R. J. Petroleum Science & Engineering, May 1996, 14, (3), 235-250. Describes a simple method for determining diffusion coefficients of dense gases in liquids using a PVT cell.

96/04740 Queensland - exploration opportunities in old and new areas z_y;: A. R. and Scott, S. G. Queensland Oil B Gas, Apr. 1996, 2, (3), Discusses

96104731 DME south-west Queensland petroleum land release - 1996 Gray, A. R. and Suchocki. V. Queensland Oil & Gas, Apr. 1996, 2, (3), 11-18. Provides the information which has been compiled to provide basic data for prospective applicants for the release of land made available for petroleum exploration by the Queensland Department of Mines and Energy. 96104732 Drilling fluids: State of the art Caenn, R. and Chillingar, G. V. J. Pelroleum Science & Engineering, May 1996, 14, (3), 221-230. The paper discusses the state-of-the-art in drilling fluid technology, including the recent advances in fluids for extended-reach and horizontal drilling. Describes the currently used polymer additives and discusses the new oilbased mud replacements, including the synthetic-based fluids and watebased muds formulated to have some oil-based mud characteristics. 96104733 Effect of brine crude oil by waterflooding Yildiz, H. 0. and Morrow, N. .May 1996, 14, (3), 159-168. The effect of brine composition investigation. Wettability states by agemg with Moutray crude

composition R.

on recovery

of Moutray

J. Petroleum Science & Engineering,

on oil recovery by waterflooding is under of cores used in this study were achieved oil.

96tQ4734 Enhanced oil recovery using natural gas Astier, B. and Agnello, G. GAZ d’aujourd’hui, May 1996. 120, (5), 219-221. (In French) The drillinn ulatform at the Nkossa oil field in Conpo is in itself a ereat civil enginLe;ing achievement. It is one of the largesrprestressed conrrete platforms in the world. Furthermore, the use of issociated gas during production is innovative. This allows liquefied petroleum gases to be produced, enhance oil recovery and also preserves unused gas by means of reinjection. 96104735 Estlmatlng break-down pressure of upper marlne sediments using sol1 borlng data Bender, C. V. et al., J. Pefroleum Science d Engineering, May 1996, 14, (3), 101-114. The paper illustrates how soil boring data is used to determine the formation break-down pressure for the Green Canyon area of the Gulf of Mexico. Example soil boring data is integrated with deeper well log data to accurately estimate overburden stress. Values for the horizontal to vertical effective stress ratios are confirmed by measuring the actual in situ formation break-down pressure while collecting the soil samples. The evolution characterlstlcs and mlgratlon effect 96104736 of llquld products by hydrous pyrolysis of matured humlc coal Gao, G. et al., Shiyou Kantan Yu Kaifa, 1995, 22, (4), 28-31. (In Chinese) The geochemical characteristics of liquid products by hydrous pyrolysis of the matured humic coals were analyzed with respect to yields, bulk composition, and chromatographic features of the residual and expelled hydrocarbons. 96104737 Generation and accumulation of hydrocarbons from coaly shales Shen, J. C. er al., Kuangye (Taipei), 1995, 39, (4), 72-82. (In Chinese) Coaly shale, organic-matter-rich shale, has been found in all coal-bearing strata either present in the foothill outcrop or under the offshore well. The results of generation analysis show that part of coal and coaly shales can generate certain amounts of hydrocarbons even during premature stage. Coal and coaly shale are well developed in the Hsinchu-Miaoli area and its offshore.

Liquid fuels (transport, refining, quality, storage)

the enormous

oil and gas potential

in Queensland,

Australia.

96104741 A review of Russian-language books on abnormal and subnormal formation pressures Chilingarian, G. V. and Gurevich, A. E. J. Petroleum Science & Engineeritlg, May 1996, 14, (3), 251-256. Russian publications on non-hydrostatic pressures - their origin and methods of their detection and prediction are very numerous. This great bulk of information still expects proper analysis. To give English-speaking petroleum geologists and engineers some idea of this information, which is regularly published in J.P.S.E., the writers briefly review some recent (1983-1993) books on the subject in this paper. 96104742 Temperature effect on heavy-oil recovery by lmbibition In fractured reservoirs Babadagli, T. J. Petroleum Science & Engineering, May 1996, 14, (3), 197-208. In this study, the effects of temperature on the efficiency of capillary imbibition mechanism were investigated. For this purpose, 3-D capillary imbibition tests under static conditions and at different temperatures (between 20” and 90°C) were conducted using Berea Sandstone samples taken from the same block. In each set of experiments, different types of fluid pairs representing a wide range of oil/water viscosity ratios and interfacial tensions were used.

Transport,

Refining,

Quality,

Storage

96104743 Adsorption of methane, ethane and ethylene on molecular sieve zeolites Triebe, R. W. ef al., Gas Sep. Purif, 1996, 10, (l), 81-84. Adsorption of pure methane, ethane and ethylene on molecular sieve zeolites was examined via the gas chromatogaphic method to determine the potential for the separation of ethylene from light hydrocarbons. The molecular sieves chosen for the study were H-mordenite and 13X, CaX, 4A and 5A zeolites. Henry’s law constants were determined over a variety of temperature ranges between 233 and 473 K. Van’t Hoff lots are presented for all three gases on 4A and 5A zeolites and for met Rane and ethylene on the CaX and 13X zeolites and H-mordenite.

Attrltlon of preclpltated iron Fischer-Tropsch 96104744 catalysts Kalakkad, D. S. ef al., Appl. Catal. A, 1995, 133, (2), 335-350. A precipitated, doubly promoted, iron oxide catalyst was studied to elucidate phenomena that may lead to catalyst attrition during slurry phase Fischer-Tropsch synthesis. The catalyst was examined by electron nucroscopy, electron and X-ray diffraction, sedigraphy particle size analysis and BET surface area measurements. The catalyst undergoes attrition both at the micro-as well as the nano-length scales. Effect of vapour-II uld equlllbrlum on Flscher96104745 Tropsch hydrocarbon selectlvlty 7or a deactivating catalyst In a slurry reactor Raje, A. P. and Davis, B. H. Energy Fuels, 1996, 10, (3), 552-560. Reports on the results for the Fischer-Tropsch reaction carried out in the slurry phase over an iron-based catalyst that deactivates linearly following a period of constant activity. Hydrocarbon selectivity plots exhibit a single value of chain growth probability, alpha, at the shorter times on stream while two values of chain growth probability are observed at longer times on stream (during catalyst deactivation). This is consisent with a vapourliquid equilibrium phenomena associated with the slurry reactor.

Fuel and Energy

Abstracts

September

1996

337