海陆过渡相页岩储层特征及含气赋存机理——基于与海相页岩储层对比的认识
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曹涛涛, 邓模, 肖娟宜, 刘虎, 潘安阳, 曹清古
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Reservoir characteristics of marine-continental transitional shale and gas-bearing mechanism:Understanding based on comparison with marine shale reservoir
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Taotao CAO, Mo DENG, Juanyi XIAO, Hu LIU, Anyang PAN, Qinggu CAO
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表2 典型地区海陆过渡相泥页岩储集物性特征
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Table 2 Physical properties of transitional mud shales reservoir in typical areas
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地区 | 层位 | 孔隙度/% | 渗透率/(10-3 μm2) | 数据来源 |
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南华北 | 太原组 | (0.40~4.50)/2.10 | (0.001 2~0.11)/0.007 5 | 牟页1井、郑西页1井(文献[2,39]) | 山西组 | (0.30~8.80)/2.30 | (0.023~0.92)/0.045 | 鄂尔多斯盆地 | 太原组 | (0.50~10.00)/4.70 | (0.000 5~0.62)/0.037 | | 山西组 | (0.25~4.85)/2.30 | (0.01~0.10)/0.04 | Y106井等(文献[40]) | 沁水盆地 | 太原组 | (1.65~4.67)/3.47 | (0.22~1.92)/0.69 | 文献[20] | 山西组 | (2.15~695)/4.21 | (0.043~4.55)/0.15 | 黔北 | 龙潭组 | (0.53~9.22)/4.24 | (0.000 24~0.012)/0.002 7 | HV-2井等(文献[18]) | 川东 | 龙潭组 | (1.13~9.00)/5.53 | <0.10 平均为0.015 | 东页深1井(文献[5]) | 湘中 | 龙潭组 | (0.67~14.74)/4.34 | <0.045 大部分<0.006 5 | 龙2015-D3井(文献[17]) | 川东涪陵 | 龙马溪组 | (1.17~7.98)/4.61 | (0.002~335.21)/23.79 | JY-1井(文献[41]) |
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