| 摘要 |
FIELD: oil and gas industry.SUBSTANCE: charge for magnesium-silicate proppant production containing mixture of heat treated serpentinite and quartz-feldspar sand crushed to minimum fraction 8 mm, sand of Yuzhno-Ilyinskoe field with fraction below 2 mm is used as said sand with the following composition, wt %: silicon dioxide 90.0-91.0, aluminium oxide 3.3-3.5, calcium oxide 0.9-1.0, iron oxide 1.6-1.8, potassium oxide 1.2-1.3, sodium oxide 0.7-0.8, admixtures - rest, at the following components ratio of the charge, wt %: said serpentinite - 61.0-67.0; said sand - 33.0-39.0. Magnesium-silicate proppant is produced from the above charge.EFFECT: reduced expenses.2 cl, 1 ex, 1 tbl |
