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| RADAR DETECTING INHOMOGENEITIES IN LAYER OF GROUND CLOSE TO SURFACE |
| FIELD: geophysics.
EFFECT: increased precision and resolution of radar. 5 dwg |
| Publishing date: April 15, 2003 |
|
| METHOD OF FLAMELESS BREAKAGE OF SOLID BODIES AND DEVICE FOR ITS EMBODIMENT |
| FIELD: technology of blasting operations, particularly, flameless blasting of rocks.
EFFECT: higher safety of operation with flameless breakage of solid bodies. 2 cl, 1 dwg |
| Publishing date: July 23, 2002 |
|
| DEVICE FOR FORMATION OF DIRECTED FRACTURES IN WELLS |
| FIELD: mining; applicable in formation of initiating fracture in well, presetting the orientation of rock fracturing plane in mining of valuable crystalline raw materials and stone, construction of roads and tunnels in mountainous regions, and breakage of oversizes.
EFFECT: increased efficiency of device operation, reduced time for rock fracturing, simplified design of device. 4 cl, 3 dwg |
| Publishing date: July 23, 2002 |
|
| METHOD OF EXPLORING OIL-GAS DEPOSITS |
| FIELD: drilling of directional wells for exploration of oil and gas deposits.
EFFECT: higher efficiency of search, exploration and subsequent development of hard-to-reach oil and gas deposits. 2 dwg |
| Publishing date: March 12, 2002 |
|
| METHOD OF TREATING WELL FORMATION ZONE |
| FIELD: mining industry; applicable in recovery of reservoir properties of well formation zone, particularly, carbon-containing formation.
EFFECT: increased formation permeability and ecological safety. 3 cl |
| Publishing date: March 12, 2002 |
|
| METHOD OF COAL BOREHOLE MINING |
| FIELD: mining industry.
EFFECT: increased calorific power of produced gas. 4 cl, 1 dwg |
| Publishing date: March 12, 2002 |
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