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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-104432-MS
... Abstract Enhanced oil recovery by means of polymer flooding is considered as an important technology for the strategic development of offshore oilfields in China. The implementation of polymer flooding in the offshore oilfields requires overcoming several major technical problems caused largely...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104445-MS
... Changqing oilfield has begun anti-corrosion research related to casing after the first casing damaged well was found in Longdong district at the end of 1970s. Not until recent years, the corrosion mechanism of different depth of casing had been unveiled by many years work. Cluster wells...
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...
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-104404-MS
... and decomposition, fatty acid sodium salt acts as emulsion break, and foam as increasing stability of the emulsion. Chemicals Optimization High heavy oil acid value occurs in Henan oilfield, in which conventional one is 0.2 ~ 0.9mgKOH/g, hyper-one is 1.2~4.8mgKOH/g. Heavy oil in Henan oilfield could...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104414-MS
...Field Geology Hade-4 oilfield is located in Shaya County in Arkesu District in Xinjiang and in the south side of Tarim River. Its tectonic location is Hade structural belt of north Manjia seg of Tarim Basin. Thin-bed reservoir of the middle mudstone formation is one of oil-bearing...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104431-MS
... oil and higher viscosity. The development of the old field faces the serious challenges because of the higher investment and higher operational risk. On stepping into the middle of eighties, as a delegation of Northern Cheng Oilfield, we initiate to probe the development of the offshore oilfields...
Proceedings Papers

Paper presented at the International Oil & Gas Conference and Exhibition in China, December 5–7, 2006
Paper Number: SPE-104437-MS
...-division static correction is remarkably effective in maintaining, compensating, improving the high frequency information. Featured in frequency-division processing, the sophisticated target processing workflow is established, and applied in 1st block of East-1 area of Dagang oilfield. The result presents...

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