The key to the good quality reservoir is leached grains and the dissolutions of the early and late carbonate cements,framework grains(feldspar,volcanic fragments) and clay ...

• 下白垩统碎屑岩储集层成岩作用特征及其演化的影响因素主要包括:储集层结构成熟度、成分成熟度,构造环境,油气充注时间。