DEGRADING WELLBORE FILTERCAKE WITH ACID-PRODUCING MICROORGANISMS

A method of degrading a filtercake in an interval of a wellbore penetrating a subterranean formation is provided, wherein the filtercake includes a gelled or solid material that can be dissolved or hydrolyzed with an acidic fluid. The method includes the steps of: (A) introducing a treatment fluid i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SALGAONKAR, LALIT PANDURANG, DANAIT, ACHALA VASUDEV
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	ADHESIVES CHEMISTRY DYES EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MINING MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PAINTS POLISHES
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