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The novel technology for reservoir stimulation: in situ generation of carbon dioxide for the residual oil recovery

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION, 2021; 11 (4)

The gas and chemical flooding for reservoir stimulation with residual hydrocarbons reserves are highly relevant problem of current oil and gas recover......

Load torque analysis and compensation device design for low power drilling fluid continuous wave generator

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (5)

As an advanced downhole instrument in drilling engineering, drilling fluid continuous wave generator (DFCWG) has great application prospects. The larg......

Studies on natural gas reserves multi-cycle growth law in Sichuan Basin based on multi-peak identification and peak parameter prediction

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (8)

Research on predicting the growth trend of natural gas reserves will help provide theoretical guidance for natural gas exploration in Sichuan Basin. T......

A novel method for improving recovery of heavy oil reservoirs with high water cut based on polymer gel-assisted CO2 huff and puff

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (9)

A novel enhanced oil recovery (EOR) method based on polymer gel-assisted carbon dioxide (CO2) huff and puff was developed aiming to improve the develo......

An improved 3.5 degrees single-bend positive displacement mud motor and its parameter optimization for deep short-radius open-hole sidetracking

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (8)

In order to improve the sidetracking efficiency for the recovery of old wells in the middle and later stage of oilfield, an improved 3.5 degrees singl......

Study on the practice of downhole dewaxing by in situ generated heat

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION, 2021; 11 (4)

In situ heat systems are a technology that effectively solves paraffin deposition and improves oil recovery. Generally, the oxidation-reduction reacti......

Experimental study of one-step economical retarded sandstone acid

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (7)

The objective of this study is to experimentally evaluate a new acid combination of HEDP: CH3COOH as a retarded acid to minimize some limitations of h......

Experimental investigation of a low-molecular-weight polymer coating agent for deep-sea oil and gas drilling

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (7)

In order to solve the problems due to the thickening of drilling fluids at low temperatures caused by the use of high-molecular-weight polymer coating......

Thief zone identification and classification in unconsolidated sandstone reservoirs: A field case study

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (9)

Channeling between injectors and producers leads to bypassed oil left in the reservoir, which is one of most common reasons that wells in mature oil f......

Construction of pore structure and lithology of digital rock physics based on laboratory experiments

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (5)

The development and stimulation of oil and gas fields are inseparable from the experimental analysis of reservoir rocks. Large number of experiments, ......

Multi-fractal characteristics of pore structure for coal during the refined upgrading degassing temperatures

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (7)

The low-temperature nitrogen adsorption measurement is commonly used to describe the pore structure of porous medium, while the role of degassing temp......

Numerical simulation of formation damage by drilling fluid in low permeability sandstone reservoirs

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION, 2021; 11 (4)

Understanding the formation damage surrounding the well during the drilling operation is the key to predict damage degree and protect the formation in......

Thief-zone plugging mechanism and application of calcite particles in fractured formations

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (6)

Lost circulation in fractured strata during drilling incurs additional costs and leads to difficulties in promoting drilling safety and efficiency. Pl......

Establishment and application of prediction model of natural gas reserve and production in Sichuan Basin

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (6)

Research on predicting the growth trend of natural gas reserves and production will help provide a scientific basis for natural gas exploration and de......

Reservoir characteristics and control mechanism of resistivity low-contrast oil pays in Chang 8 tight sandstone of Longdong West area, Ordos Basin

期刊: JOURNAL OF PETROLEUM EXPLORATION AND PRODUCTION TECHNOLOGY, 2021; 11 (6)

Log interpretation and evaluation of tight sandstone reservoir in Chang 8 Member of Longdong West area, Ordos Basin, China, are facing great challenge......

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