Dally et al., 1977 - Google Patents
Fracture control in construction blastingDally et al., 1977
- Document ID
- 8537421449898461144
- Author
- Dally J
- Fourhey W
- Publication year
- Publication venue
- ARMA US Rock Mechanics/Geomechanics Symposium
External Links
Snippet
ABSTRACT ABSTRACT This paper describes a procedure for achieving fracture plane control in construction blasting. Control of the fracture plane is accomplished by using a modified drill and blast procedure where the borehole is notched and loaded with a very …
- 238000005422 blasting 0 title abstract description 15
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
- E21B43/263—Methods for stimulating production by forming crevices or fractures using explosives
- E21B43/2635—Methods for stimulating production by forming crevices or fractures using explosives by means of nuclear energy
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING ENGINES OR PUMPS
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
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