DRILLING FLUID

FIELD: oil and gas production. ^ SUBSTANCE: drilling fluid applicable in exposure of productive formation includes mud solution, soda ash, carboxymethylcellulose, and cross-linked water-swelling polyacrylamide-type polymer. ^ EFFECT: reduced loss of fluid during boring operation and improved formati...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KUROCHKIN B.M, KONDRAT'EV A.A, ANTIPOV A.P, VAKULA A.JA, MAKSIMOV V.N, BIKBULATOV R.R, BIKCHURIN T.N
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	ADHESIVES CHEMISTRY DYES MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES
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