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作 者:王先彬[1]
机构地区:[1]中国科学院兰州地质研究所
出 处:《第四纪研究》1995年第4期310-315,共6页Quaternary Sciences
摘 要:陆相生油理论的发展和勘探实践的突破,使中国摆脱了贫油的困境。本世纪30—40年代,中国诸多的学者相继提出了陆相沉积层生油的见解。50年代后期,侯德封教授提出内陆深湖坳陷盆地和长期坳陷有利于生油的论述。从西北地区总结出来的陆相生油理论,有益于中国其他地区的石油地质勘探。侯德封教授深刻关注到天然核过程在地球演化历程中所起的重要作用,三十多年来该研究领域取得的进展,显示了侯德封教授提出“核子地质学”的重要科学意义。The development of the terrestrial theory on petroleum generation and its breakthrough in exploration have extricated China from its oil-poor predicament. From 1930s to 1940s, a great number of Chinese scientists put forward one after another a concept on oil generation from terrestrial deposits. In the late 1950s, Prof. Hou Defeng stated that inland deep-lake basins and permanent depressions were advantageous to oil generation. In his long-term geological studies, Prof. Hou Defeng had paid great attentions to the controlling effects of paleoclimate on material distribution, to the close combination of palaeontology, sedimentology and geochemistry,and to the influence of paleoclimatic cycles over the formation and distribution of oil and gas reserviors. The concept of “inland humid depression”, one of the major ideas of the theory on terrestrial petroleum generation, takes the evolution of sedimentary organic matter as a fundamental condition for oil-gas formation and paleoclimate as an important factor to influence oil-gas generation and distribution in terrestrial deposits, emphasizing the significance of depression and humid or semihumid climates in oil and gas formation. Prof. Hou Defeng pointed out explicitly that oil in nonmarine strata was generated in inland humid geotectogenes and both oil and coal in continental basins were formed under humid climates conditions.40 years ago, the point of view on “oil-poor in China” gave the oil industry of China grey prospects. At that time, it was commonly accepted that oil was unable to be generated from terrestrial sedimentary strata. Moreover, vast areas in China were covered by continental formations and frequent crust movements in China were unfavourable to oil generation and accumulation. However, the theory on terrestrial petroleum generation summrized on the basis of the oil exploration in Northwest China smashed the trammels of this conventional viewpoint and guided the petroleum geological survey in East China. The discovery of the Daqing oilfield
分 类 号:P618.130.2[天文地球—矿床学]
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