A COMPOSITION FOR BLOCKING PRODUCTIVE RESERVOIRS AND GASEOUS CONDENSATE BOREHOLES

A composition for blocking productive reservoirs of gaseous and gas-condensate boreholes comprises aqueous solution of bischofite and starch. Additionally it contains carbamide and nitrilemethylene phosphonic acid. As starch the potato or corn starch is used, and the aqueous solution of bischofite i...

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Bibliographische Detailangaben
Hauptverfasser:	BUCHYNSKYI MYROSLAV YAREMOVYCH, SVYSTUN ANATOLII ANDRIIOVYCH, SHAPOVAL ANATOLII YEVHENIIOVYCH
Format:	Patent
Sprache:	eng
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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Beschreibung
Zusammenfassung:	A composition for blocking productive reservoirs of gaseous and gas-condensate boreholes comprises aqueous solution of bischofite and starch. Additionally it contains carbamide and nitrilemethylene phosphonic acid. As starch the potato or corn starch is used, and the aqueous solution of bischofite is between 1.1 and 1.4 g/cm3.