NEN-EN-ISO 13500
Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests
| Organization: | NEN |
| Publication Date: | 1 February 1997 |
| Status: | inactive |
| ICS Code (Exploratory, drilling and extraction equipment): | 75.180.10 |
scope:
Covers physical properties and test procedures for materials manufactured for use in oil and gas well drilling fluids. The materials covered are barite, hematite, bentonite, nontreated bentonite, OCMA grade bentonite, attapulgite, sepiolite, technical-grade low-viscosity carboxymethylcellulo
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