SPECIFICATION FOR DRILLING FLUIDS MATERIALS
American Petroleum Institute
API Foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
4 Requirements
5 Calibration
6 Packaged material
7 Barite
8 Haematite (hematite)
9 Bentonite
10 Non-treated 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
17 Low-viscosity polyanionic cellulose (PAC-LV)
18 High-viscosity polyanionic cellulose (PAC-HV)
19 Drilling-grade xanthan gum
20 Barite 4,1
Annex A (informative) - Mineral impurities in barite
Annex B (informative) - Test precision
Annex C (informative) - Examples of calculations
Annex D (informative) - Use of the API Monogram by Licensees
Bibliography
Describes physical properties and test procedures for materials manufactured for use in oil- and gas-well drilling fluids.
| Document Type | Standard |
| Status | Current |
| Publisher | American Petroleum Institute |
| ProductNote | Reconfirmed 201500 |
