28 Feb,2026
Is barite powder a hazardous substance?
Barite powder is generally not classified as a hazardous substance, but under certain conditions, there are certain health and transportation risks involved, and proper procedures must be followed.
28 Feb,2026
What are the stages of lignosulfonate in oil fields and what agents are used?
Lignosulfonates are mainly used as drilling fluid treatment agents, surfactants for tertiary oil recovery, and profile control and plugging agents in oilfield operations.
28 Feb,2026
The role of carboxymethyl cellulose in drilling
Carboxymethyl cellulose (CMC) is mainly used as a viscosity enhancer and filtrate reducer in drilling operations.
Which weighting agent performs best in high-temperature deep wells?
In high-temperature deep well operations, barite powder that has undergone surface modification treatment exhibits the best performance and is the most optimal choice for comprehensive performance under current technological conditions.
28
2026/02
How to select the appropriate weighting agent for oil drilling fluid?
When selecting barite powder as the primary option for weighting oil drilling fluids, it should be prioritized due to its superior performance in density adaptability, formation compatibility, cost control, and environmental safety.
28
2026/02
How to modify lignosulfonates to enhance performance?
Lignosulfonates can improve their performance in oilfield applications through chemical modification, physical modification, and composite modification methods, especially in terms of drilling fluid stability, tertiary oil recovery and displacement efficiency, and temperature and salt resistance.
28
2026/02
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