DRILLING MUD FOR WELL CONSTRUCTION UNDER CONDITIONS OF ABNORMALLY HIGH FORMATION PRESSURES AND HIGH TEMPERATURES

FIELD: construction.SUBSTANCE: invention relates to construction of oil and gas wells. Drilling mud for well construction under conditions of abnormally high reservoir pressures and high temperatures includes, wt. %: xanthane biopolymer 0.08-0.22; starch reagent 0.28-0.76; lignosulphonate 0.30-0.82;...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Bakirov Daniyar Lyabipovich, Fattakhov Marsel Masalimovich, Babushkin Eduard Valerevich, Burdyga Vitalij Aleksandrovich, Vaulin Vladimir Gennadevich
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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