| abstract |
1. METHOD FOR PREPARING A SILICATE SURFACE, including growing a culture of Lactobacteriurn pentoacetI cum bacteria on a liquid nutrient medium, concentrating the grown biomass, mixing the concentrate with a protective medium, and drying, characterized in that, in order to increase the biomass yield, the concentration is carried out by bringing the culture to pH to 6.3-7.0, followed by adding a chalk suspension to the aqueous suspension medium, and then the resulting mixture is stirred, settled and the supernatant is removed. (L with |