COMPOSITION FOR TREATING BOTTOMHOLE FORMATION ZONE

oil and gas production. SUBSTANCE: composition contains 1.0-5.0% hydroxyethylidenedi(hosh)onic acid, 0.25-25.0% calcium chloride, and water. EFFECT: increased injectivity of injection wells and reduced inflow of bottom water during operation of oil and gas wells. 2 tbl

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Bibliographische Detailangaben
Hauptverfasser:	TOKUNOV V.I, FILIPPOV A.G, KOSTANOV I.A, BULDAKOV S.V, POLJAKOV G.A, SAUSHIN A.Z, PROKOPENKO V.A, POLJAKOV I.G, RYLOV E.N
Format:	Patent
Sprache:	eng ; rus
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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Beschreibung
Zusammenfassung:	oil and gas production. SUBSTANCE: composition contains 1.0-5.0% hydroxyethylidenedi(hosh)onic acid, 0.25-25.0% calcium chloride, and water. EFFECT: increased injectivity of injection wells and reduced inflow of bottom water during operation of oil and gas wells. 2 tbl