China National Standards

China Lignite Industry Standards English PDF List


  •  China "Lignite" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    SY/T 5679-2017 (Drilling fluid with leaching agent Lignite resin SPNH)
    钻井液用降滤失剂 褐煤树脂 spnh
    China Oil & Gas Industry Standards
    Lignite

    English PDF
    SY/T 5092-2017 (Drilling fluid with loss - reducing agent sulfonated Lignite)
    钻井液用降滤失剂 磺化褐煤 smc
    China Oil & Gas Industry Standards
    Lignite

    English PDF
    SY/T 5092-2002 Sufonated Lignite for drilling fluid(SMC)
    钻井液用磺化褐煤SMC
    China Oil & Gas Industry Standards
    Lignite

    English PDF
    SY/T 5679-1993 (Lignite resin drilling)
    钻井液用褐煤树脂spnh
    China Oil & Gas Industry Standards
    Lignite

    English PDF

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