| 摘要 |
FIELD: oil and gas production. ^ SUBSTANCE: composition for isolation of inflow in well includes, the following components, wt %: carbamide formaldehyde resin 25-35, polyacryl amide or carboxymethylcellulose 0.1-1.5, hardener - sulfamic acid 0.25-1.5, water with mineralisation from 0.5 to 290 g/l - balance. ^ EFFECT: improved efficiency and quality of isolation due to higher rheological, strength and adhesion properties of composition for isolation. ^ 2 tbl |
