BIOPOLYMER SILICATE DRILLING FLUID
Biopolymer silicate drilling fluid contains in addition organic colloid phase, e.g. humates of alkaline metals, at that as polymer reducer of filtration it contains partially hydrolyzed polyacrylamide and/or carboxymethylcellulose and/or polyanion cellulose, as water-repellent agent it contains alka...
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Zusammenfassung: | Biopolymer silicate drilling fluid contains in addition organic colloid phase, e.g. humates of alkaline metals, at that as polymer reducer of filtration it contains partially hydrolyzed polyacrylamide and/or carboxymethylcellulose and/or polyanion cellulose, as water-repellent agent it contains alkali salts of fatty acids and/or polyglycols and/or bitumen, and as weighing agent it contains barite. |
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