Influence of granite fracturing on the indicators of thermal borehole drilling
Abstract
Thermal drilling of blast holes in granite quarries, despite certain advantages over mechanical methods, has not become widespread mainly because of a sharp decrease in drilling efficiency in fractured zones.
Область исследования:
(Archived) Without section
Funding:
None
References
- Bubok V. K., Bukin I. Yu., Startsev I. M. Thermodrillability of fractured rocks. TsNIITESTROM, seriya "Promyshlennost nerudnykh i nemetallorudnykh materialov", 1968, No. 3. (in Russian)
- Bukin I. Yu. Secondary crushing with the help of hand thermodrills. Sb. "Usovershenstvovanie vzryvnykh rabot". TsNIITsI tsvetnoi metallurgii, 1968. (in Russian)
- Suvorov B. I. Research and improvement of air-and-fire method of drilling in quartzites of Pervouralsk taking into account the degree of their fracturing. Avtoref. kand. diss. Sverdlovsk. gorn. in-t, 1967. (in Russian)
- Fedin I. A. Research of secondary crushing of rocks by air-fire burners in conditions of Korshunovsky and Antonovsky mines. Avtoref. kand. diss. Magnitogorsk. gornometallurg. in-t, 1966. (in Russian)