Method for inhibiting reactive argillaceous formations and use t

Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component

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507224, C09K 702

Patent

active

057599629

ABSTRACT:
The present invention relates to a method of stabilizing argillaceous rocks containing reactive clays in the presence of water, wherein said argillaceous rocks are placed in contact with an aqueous solution containing a polymer with hydrophilic groups and hydrophobic groups.

REFERENCES:
patent: 4138381 (1979-02-01), Chang et al.
patent: 4268641 (1981-05-01), Koenig et al.
patent: 4351754 (1982-09-01), Dupre 524445

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