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Keywords: oilfield
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Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-130959-MS
... with a horizontal displacement of 8000m. However, the Liuhua Oilfield is located in the South China Sea, an environmentally sensitive area. It is necessary to develop the high performance water-based drilling fluids which offer the performance to match oil-based drilling fluids. The integrated design proposal...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-130903-MS
... Abstract La-sa-xing oilfield of Daqing in China, which accomplished polymer flooding in quick succession, had now entered into subsequent water flooding stage with yearly increase reserves, so various development contradiction were serious, the effect of conventional measures by water flooding...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131152-MS
... hundred meters apart without sealing equipments. The deepest treatment in oil well 203-19 in Zhongyuan oilfield, using tubing string, was 3692m, and surface pressure reached 88MPa. Significant stimulation results were achieved in these wells. For example, production increased by more than 50 times after...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131482-MS
... Abstract In a multilayered and heterogeneous sandstone oilfield, the corresponding adjusting measures could be taken to improve the displacement efficiency only when the producing performance of every single-layer is evaluated. As to Lasaxing Oilfield, while most of the reservoirs have been...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-136734-MS
... which kinds of sand control methods are appropriate for the given formation. A number of design and operational guidelines have been suggested for a suitable completion method. gravel pack sand control failure oilfield completion screen selection acid treatment spe 136734 sand control...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-136732-MS
... Abstract Part of the produced water of Boxi oilfields was separated from the produced fluid in the central platform to be treated, reinjected and drained, and the remained fluid was piped to the terminal onshore, then the remained produced water was treated and drained onshore. The amount...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-136733-MS
.... In the research of reservoir protection of consolidated sands, we could analysis the factors that effect oil production and damaging mechanism to formulate technological solutions to eliminate formation damage according to characters of unconsolidated sands. Most of large oilfield is consolidated sand heavy oil...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-130382-MS
... concentration molecular configuration flow in porous media fluid dynamics enhanced recovery residual resistance coefficient upstream oil & gas oilfield waterflooding injection pressure polymer gel flooding oil production cross-linking reaction resistance coefficient polymer gel polymer...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131844-MS
... drilling oil field complexity directional drilling annular pressure drilling ubd equipment underbalanced drilling china spe 131844 process ubd oilfield gas drilling cnpc application completion underbalanced drilling technology drilling operation ubd valve air hammer circulation...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131950-MS
... heterogeneity permeability optimal infill potential modeling & simulation upstream oil & gas recovery factor oil distribution oilfield society of petroleum engineers sudan Introduction Large hydrocarbon accumulations have been discovered and produced from fluvial sandstone reservoirs...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-132052-MS
... of permeability tensor of Micro- fracture for hydraulic fracturing rock is established. Take one well in Ji-Lin oil field as object, the regularity for change of parameters of rock were obtained. damage variable pump pressure rock mechanics strain energy evolution porosity oilfield hydraulic fracture...
Proceedings Papers

Paper presented at the International Oil and Gas Conference and Exhibition in China, June 8–10, 2010
Paper Number: SPE-131796-MS
... technique in Daqing Oilfield, the greatest treatment is up to 4 sections with one trip string, the success rate is 100%. Considerable yield increase effect is available. It is statistic 5.9 m3/d average fluid increase, 4.8 t/d average oil increase, and 182% the average productivity increase rate of single...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104438-MS
..., Richardson, TX 75083-3836, U.S.A., fax 01-972-952-9435. Abstract The reasonable well pattern arrangement is a key factor that ultra-low permeability oilfield are developed successfully because it is usually relative to fracture. By using numerical modeling, driving replacement etc reservoir engineering...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104448-MS
... By the end of the year 2005, the percentage of pumping wells is about 95% of the total production wells and their oil output is about 78% of the total and artificial lifts have already become the main oil production means in Xinjiang Oilfield. The oil production management has been improved a lot because...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104404-MS
...High Vertical Producing Differences Abstract High cycle stimulation in Henan heavy oilfield has been suffering the problems such as low formation pressure, much accumulated water which deadly influence the steam thermal efficiency, leading to a bad production recovery. In high temperature...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104414-MS
... and Development for permission to publish this work. Sincere appreciation is also extended to the research staff for their valuable contributions. References References Ling Xu , Xiuwen Guo .: " Horizontal injection and production for low permeability sand reservoir in NHSU oilfield, Texas...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104431-MS
...Problems and Challenges Higher viscosity and heavy oil widely exists during the development of Bohai oilfield, normally, the most of reservoir belongs to the upper series formation with shallow depth, The characteristics of the reservoir of the BHSZ36-1 oilfield are high porosity, high...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104437-MS
... logging Resolving these three problems may ensure the improvement of reservoir prediction precision. Abstract The remaining oil in mature oilfields at high water cut stage is highly scattered in the whole field and relatively abundant in some localities. In view of this feature, a new approach...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104445-MS
... Abstract With the increasing oil production of Changqing oilfield, the casing's corrosion and damage have became more and more serious in producing and injection well system. After long term research, the corrosion mechanisms of casing were made sure, and two main technologies were developed...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104432-MS
.... Fluid Properties Table 1 shows that the properties of crude oil in SZ36-1 Oilfield, which is characterzed as high viscosity high density, low sulphur content, low wax content and high gum and bitumen contents. The density of dead oil is 0.94–0.99g/cm 3 at 20°C. Oil viscosity at reservoir...

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