This International Standard covers physical properties and test procedures for materials manufactured for use in oil- and gas-well drilling fluids. The materials covered are barite, haematite, bentonite, nontreated bentonite, OCMA-grade bentonite, attapulgite, sepiolite, technical-grade low-viscosity carboxymethylcellulose(CMC-LVT), technical-grade high-viscosity carboxymethylcellulose (CMC-HVT), starch, low-viscositypolyanionic cellulose (PAC-LV), high-viscosity polyanionic cellulose (PAC-HV) and drilling-gradeXanthomonas campestris (Xanthan gum). This International Standard is intended for the use of manufacturers of named products.
DS/EN ISO 13500/AC:2009 history
2011DS/EN ISO 13500/A1:2011 Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests - Amendment 1: Barite 4,1
2009DS/EN ISO 13500/AC:2009 Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests
2009DS/EN ISO 13500:2009 Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests