NB/T 10121-2018 PDF English
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Basic data
| Standard ID | NB/T 10121-2018 (NB/T10121-2018) |
| Description (Translated English) | Evaluating method of shale inhibition for drilling fluids |
| Sector / Industry | Energy Industry Standard (Recommended) |
| Classification of Chinese Standard | E13 |
| Classification of International Standard | 75.020 |
| Word Count Estimation | 9,993 |
| Date of Issue | 2018-12-25 |
| Date of Implementation | 2019-05-01 |
| Quoted Standard | GB/T 6682; GB/T 16783.1; SY/T 5490; SY/T 5613 |
| Regulation (derived from) | National Energy Administration Announcement No.16 of 2018 |
| Issuing agency(ies) | National Energy Administration |
| Summary | This standard specifies methods for inhibiting dispersion rate test, cuttings recovery rate test, relative inhibition rate test, capillary absorption time CST value test, cohesive force characterization test, and immersion test. This standard is applicable to the evaluation of shale suppression effect of drilling fluid in shale gas field. Other industries can refer to implementation. |
