FIELD: mining.
SUBSTANCE: device is a welded structure of tower type installed on the top pre-graded site of excavated pit with providing of vertical stability. Its top part has a receiving hopper, then a grid-iron shaking sieve, a sector shutter, a punched swinging deck, an air distributing loop and two receiving hoppers.
EFFECT: improvement of reliability of determination of fractional and substance composition of the guarding cushion.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| THREE-STAGE GRINDING LINE OF MAGNETITE-HEMATITE ORES | 2017 |
|
RU2693203C1 |
| MULTI-PURPOSE WASHING COMPLEX | 2002 |
|
RU2207911C1 |
| METHOD OF DRY CONCENTRATION OF QUARTZ SAND | 2011 |
|
RU2486969C2 |
| METHOD OF MINE CONSTRUCTION FOR SMALL KIMBERLITE PIPES BY MEANS OF SELF-PROPELLED MINING MACHINERY AND COMPLEX FOR ITS LOWERING AND LIFTING AND ORE DELIVERY TO SURFACE | 1998 |
|
RU2158826C2 |
| METHOD FOR CONTROLLING SHIFTS MODE IN FRAGMENTS OF SEISMIC-ACTIVE TECTONIC FRACTURES | 2004 |
|
RU2273035C2 |
| FILTERING DEVICE | 1995 |
|
RU2092225C1 |
| PROCEDURE OF CONCENTRATING GOLD PLACERS AND MOVABLE INSTALLATION FOR IMPLEMENTATION OF THIS METHOD | 2007 |
|
RU2355476C1 |
| UNDERGROUND ORE-SEPARATION ORE DRESSING COMPLEX | 2010 |
|
RU2454281C1 |
| METHOD OF DEDUSTING AIR WHEN UNLOADING LOOSE MATERIALS INTO CRUSHER FEED PANEL | 0 |
|
SU1057696A1 |
| WASHING APPARATUS FOR ENRICHING SANDS | 2004 |
|
RU2252078C1 |
