API RP 13B-1:2019+ERR 2:2021
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Field Testing Water-based Drilling Fluids
Hardcopy , PDF
14-01-2023
English
01-12-2021
This recommended practice provides standard procedures for determining the following characteristics of water-based drilling fluids: a) drilling fluid density (mud weight); b) viscosity and gel strength; c) filtration; d) water, oil, and solids contents; e) sand content; f) methylene blue capacity; g) pH; h) alkalinity and lime content; i) chloride content; j) total hardness as calcium; k) low-gravity solids and weighting material concentrations.
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