FIELD: mining industry.
SUBSTANCE: device has body with suck-in branch pipe and with wash-out sprayers connected to force hollow. It is provided with head with wash-out sprayers rigidly fixed on body, connected to force hollow and placed in suck-in branch pipe. Nozzles of wash-out sprayers on head are directed oppositely to direction of movement of pulp in suck-in branch pipe. Head projects beyond limits of suck-in branch pipe. Device provides for collection of pulp in area of reverse flows and intensifies extraction of mineral resource from pallet area of wash-out. Pollution of water is excluded as well as breach of integrity and structure of surface layers of bottom.
EFFECT: higher reliability.
2 cl, 1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ALLUVIAL MINING DEVICE | 2007 |
|
RU2345221C1 |
| SOIL INTAKE APPARATUS FOR SUCTION DREDGE | 0 |
|
SU933891A1 |
| METHOD OF DEVELOPMENT OF CONNATE WATER FLOODED PLACERS | 2007 |
|
RU2350751C1 |
| METHOD OF DEVELOPMENT OF BURIED WATER-FLOODED PLACERS | 2007 |
|
RU2352779C1 |
| SOIL INTAKE OF DFEDGE | 0 |
|
SU897971A1 |
| EJECTOR-TYPE SOIL-INTAKE ARRANGEMENT FOR UNDERWATER WORKING OF SOIL | 0 |
|
SU1447994A1 |
| DEVICE FOR WORKING SOIL UNDER WATER | 0 |
|
SU909034A1 |
| SOIL INTAKE ASSEMBLY OF SUCTION DREDGE | 0 |
|
SU732458A1 |
| DRAG HEAD OF HYDRAULIC DREDGE | 2008 |
|
RU2390612C2 |
| SUCTION DREDGE DRAGHEAD | 2003 |
|
RU2278218C2 |
