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| Chinese National Standard Category: Petroleum coke |
| English Title: | Scoring Method for Detergency of Engine Piston |
| Chinese Title: | 柴油机活塞清净性评分方法 |
| Standard No.: | NB/SH/T 0031-2013 |
| Category No.: | E44 |
| Issued by: | National Energy Administration |
| Issued on: | 2013-6-8 |
| Implemented on: | 2013-10-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | SH/T 0031-1990 |
| Word Count: | 14500 words |
| Similar Standards: | NB/SH/T 0031-2013 SN/T 1830-2006 SN/T 1829-2006 YB/T 5298-2006 CAS 104-2004 SN/T 0992-2001 SN/T 0836-1999 SH/T 0058-1991 SH/T 0313-1992 SH/T 0026-1990 SH/T 0033-1990 |
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