RU99106572A -
METHOD FOR PROCESSING BOTH ZONES OF WELLS, PRODUCING HEAVY OIL AND NATURAL BITUMENS
- Google Patents
METHOD FOR PROCESSING BOTH ZONES OF WELLS, PRODUCING HEAVY OIL AND NATURAL BITUMENS
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Publication number
RU99106572A
RU99106572ARU99106572/03ARU99106572ARU99106572ARU 99106572 ARU99106572 ARU 99106572ARU 99106572/03 ARU99106572/03 ARU 99106572/03ARU 99106572 ARU99106572 ARU 99106572ARU 99106572 ARU99106572 ARU 99106572A
Способ обработки призабойных зон скважин, добывающих тяжелые нефти и природные битумы, включающий закачку углеводородной жидкости, продавливание в пласт буферной жидкостью, выдерживание в призабойной зоне и вынос продуктов растворения, отличающийся тем, что в качестве углеводородной жидкости используют фракцию α-олефинов с молекулярной формулой по углероду С6-C20 и температурой разгонки 70-300°С.A method of processing bottom-hole zones of wells that produce heavy oils and natural bitumen, including pumping hydrocarbon fluid, pushing into the formation with a buffer fluid, keeping in the bottom-hole zone and removal of dissolution products, characterized in that a fraction of α-olefins with a molecular formula of carbon C 6 -C 20 and a distillation temperature of 70-300 ° C.
RU99106572A1999-03-301999-03-30Method of treatment of bottom-hole zones of wells producing heavy oils and native bitumens
RU2178070C2
(en)
Method and device for stimulating an underground zone by deffered injection of fluid coming from a surrounding zone along fractures made from a drain bored in a intermediate layerof low permeability
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