Xinjiang Petroleum Geology ›› 1995, Vol. 16 ›› Issue (4): 290-295.

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CHARACTERISTICS OF TRAP IN TARIM BASIN

Yao Jianjun   

  1. Scientific Research Institute of Petroleum Exploration and Deelopment, CNPC, Langfang, Hebei 102801
  • Received:1995-04-05 Online:1995-12-01 Published:2021-01-15
  • About author:Engineer Peroleum Geology

Abstract: This paper statistically analyzed the discovered and drilling traps by applying the concepts of "bed trap"and aroided into three major tyes (structu Tarim basin.The discovered traps).six subtypes traps were and egheen minor types.The formation structural al and combination analyzed.The traps condition, distributed along the main fault zone,developed in Neogene.in Tabei uplit were mainly.dominated by anti-The Cretaceous, Triassic, Catonieroues and Ordovrin.and, nd lithologic trap.Paleogene, faulted-anticline type, as well as buried hill type an lithologic type and distributes in central horst anicine 2oe and its NS sos taps in Tazhong area mainly (dominated by buried hll type trap faulted anicline trpe taps and distributed ted in south slope) ocurring in Ordovician and Carboniferous (dominated by anticline type and rface structure in row and large which oil and gas flow scale com-, in nbut n a are.The Msoic Cenoisu depressiojn.Of traps 22%,and plex subsurface structure mprise Kuqa were discovered, anticline traps fkes4 faut block and faul nose traps lithologic traps 15%.

Key words: Tarim basin, Structural trap, Non-structural trap, Combina-Subject termstion trap