FIELD: oil production industry, particularly for treating bottomhole formation area of well bed.
SUBSTANCE: method involves lowering device including solid-fuel charge into well filled with liquid with the use of rope; providing thermal-pressure-chemical treating of production bed in several steps. Charge includes a set of slow-burning cartridges and fast-burning gas-generating cartridges, which generate hydrogen chloride during combustion thereof. Thermal-pressure-chemical treating process includes initial deep heating of bed by combustion of heat-resistant slow-burning cartridges and then treating bed by combustion of fast-burning cartridges, which generate hydrogen chloride during burning thereof.
EFFECT: increased efficiency.
2 cl, 1 dwg
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DEVICE FOR THERMAL-PRESSURE-CHEMICAL TREATMENT OF PRODUCTION WELL BED | 2002 |
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Authors
Dates
2004-08-27—Published
2002-10-01—Filed