NS EN ISO 13500 : 2008 AMD 1 2010
Current
The latest, up-to-date edition.
PETROLEUM AND NATURAL GAS INDUSTRIES - DRILLING FLUID MATERIALS - SPECIFICATIONS AND TESTS
12-01-2013
1. Scope
2. Normative references
3. Definitions and abbreviations
4. Requirements
5. Calibration
6. Packaged materials
7. Barite
8. Haematite
9. Bentonite
10. Nontreated bentonite
11. OCMA grade bentonite
12. Attapulgite
13. Sepiolite
14. Technical grade low-viscosity CMC (CMC-LVT)
15. Technical grade high-viscosity CMC (CMC-HVT)
16. Starch
Annex A (informative) Mineral impurities in barite
Annex B (informative) Test precision
Annex C (informative) Examples of calculations
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