Archive:: International Journal of Oil, Gas and Coal Engineering:: Science Publishing Group

Volume 9, Issue 2, March 2021

Research on the Ground Pressure Features of Long Wall Top Coal Caving Working Face in Extra-Thick Coal Seam

Ma Zhanyuan, Liu Chuang, Li Huamin

Issue: Volume 9, Issue 2, March 2021

Pages: 12-16

Received: 24 March 2021

Accepted: 6 April 2021

Published: 21 May 2021

DOI: 10.11648/j.ogce.20210902.11

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Abstract: Based on the raw data of shield pressure and overlying strata movement measured in the field, the ground pressure features and overlying strata movement were analyzed in 8202 extra-thick coal seam longwall top coal caving working face of Tongxin coal mine after its extraction. The research results show that: during the process of mining, the interv... Show More

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Development of Domestic Gas Supply and Utilisation Prices for Effective Gas Distribution in Nigeria

Kenneth Nduka, Ubanozie Julian Obibuike, Ifeanyi Michael Onyejekwe, Anthony Kerunwa, Stanley Toochukwu Ekwueme

Issue: Volume 9, Issue 2, March 2021

Pages: 17-23

Received: 7 May 2021

Accepted: 27 May 2021

Published: 16 June 2021

DOI: 10.11648/j.ogce.20210902.12

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Abstract: Every resource produced by a country should by necessity satisfy the needs and demands of its populace before consideration is made for export. This will ensure that a country is sufficient in production and allocation of its resources. While Nigeria is regarded internationally as a major gas producer in the world, her local consumption of natural ... Show More

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Simulation Studies on Determination of Displacement and Areal Sweep Efficiencies for Hot CO₂ Flooding in Niger Delta Heavy Oilfield

Jackreece Denovan Abili, Nkemakolam Chinedu Izuwa, Ifeanyi Michael Onyejekwe, Stanley Toochukwu Ekwueme

Issue: Volume 9, Issue 2, March 2021

Pages: 24-35

Received: 12 June 2021

Accepted: 24 June 2021

Published: 2 July 2021

DOI: 10.11648/j.ogce.20210902.13

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Abstract: Recovery efficiency is very important in enhanced oil recovery (EOR) processes as it helps in the planning, design and selection of EOR methods that will be technically and economically feasible. In this study, Simulation on hot CO₂ flooding is conducted using data from Niger Delta heavy oil reservoir. The compositional simulation process was carri... Show More

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