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1 我国典型地区海陆过渡相泥页岩有机质特征
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Table 1 Organic characteristics of transitional mud shales in typical areas of China
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地区 | 层位 | 泥页岩厚度/m | 有机质类型 | TOC/% | RO/% | 数据来源 |
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南华北 | 太原组 | 22~169 | II2—III | (0.92~5.06)/2.32 | (3.46~3.67)/3.54 | 牟页1井(文献[25]) | 山西组 | 50~100 | II2—III | (0.50~5.10)/1.90 | (3.46~3.58)/3.53 | 鄂尔多斯盆地 | 太原组 | 43 | III | (0.16~12.01)/3.43 | (0.97~3.19)/1.39 | LX1井等(文献[26]) | 山西组 | 24 | III | (1.73~3.09)/2.30 | (1.12~1.35)/1.25 | SSL31和SSL33井(文献[6]) | 沁水盆地 | 太原组 | 20~50 | III | (0.92~7.21)/2.91 | (1.72~2.35)/2.00 | 文献[20] | 山西组 | 10~30 | III | (0.91~5.91)/2.48 | (1.60~2.50)/2.00 | 黔北 | 龙潭组 | 44.65 | III | (1.30~9.58)/4.20 | (2.01~3.26)/2.53 | 金沙参1井(文献[18]) | 川东 | 龙潭组 | 40 | III | (0.57~18.37)/3.23 | (1.96~2.40)/2.22 | 东页深1井(文献[5]) | 湘中 | 龙潭组 | 125 | II1—II2 | (0.49~8.94)/2.20 | (2.40~2.73)/2.56 | 龙2015-D3井(文献[17]) | 川东涪陵 | 龙马溪组一段 | 38 | I—II1 | (2.17~5.25)/3.76 | (2.22~2.89)/2.58 | JY-1井(文献[27]) |
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