China National Standards

China equipment—Completion GB Standards List

  •  China "equipment—Completion" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 35148-2017 Petroleum and natural gas industries—Downhole equipment—Completion accessories
    石油天然气工业 井下工具 完井工具附件    		 China National Standards
    equipment—Completion
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