... formation. In addition, the corrosion rate of steel in the compositions is lower than in the working solution of inhibited hydrochloric acid. These acid compositions, containing not only the inhibited hydrochloric acid, using in Udmurtneft', but also the stimulating agent of oil recovery X-1or X-2 and stabilizer X-3, ensure high efficiency of the bottom-hole formation zone treatment even under the abnormal geological conditions and during the production of high-viscosity and paraffin-base oil. ...

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