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Chinese National Standard Category: Petroleum drilling

English Title: Drilling fluid shale inhibitor modified asphalt FT841, FT342
Chinese Title: 钻井液用页岩抑制剂改性沥青FT841 FT342
Standard No.: SY 5665-1993
Category No.: E13
Issued by:
Issued on:
Implemented on: 2004-11-1
Status: superseded
Superseded by:SY/T 5665-1995 Modified asphalts FT341/FT342 for drilling fluids as shale inhibitors
Superseded on:1995-11-1
Abolished on:
Superseding:
Word Count: words
Similar Standards: SY/T 5731-2025   GB/T 33294-2025   GB/T 16783.1-2025   GB/T 31033-2014   NB/T 10843-2021   NB/T 11332-2023   NB/T 11282-2023   DZ/T 0365-2021   NB/T 10841-2021   GB/T 41029-2021   SY 5665-1993   SY 5667-1993   SY 5666-1993   SY 5661-1993   SY 5623-1993   GB/T 8423.2-2018   SY/T 5479-1992   SY/T 5347-1997   SY/T 5660-1995   SY/T 5412-1996  
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