FIELD: mining; suppression of shock waves in underground workings, their isolation from penetration of water and gas. SUBSTANCE: isolating stopping consists of canvas behind which prismatic wedges are installed. Secured in canvas body are guides on which holding plate is installed. The latter moves over guides and presses down prismatic wedges which move in cutout hollows. EFFECT: higher efficiency. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| DEVICE FOR DAMPING ENERGY OF AIR SHOCK WAVES | 1990 |
|
RU2021530C1 |
| ARRANGEMENT FOR DAMPING AIR SHOCK WAVES | 0 |
|
SU1511432A1 |
| DEVICE FOR DAMPING AIR SHOCK WAVE IN MINING WORKING | 0 |
|
SU1723338A1 |
| DEVICE FOR ISOLATING UNDERGROUND MINE WORKING | 0 |
|
SU1661446A1 |
| SHOCK AIR WAVE POWER ATTENUATOR | 2007 |
|
RU2373490C2 |
| MOVABLE SLIT DAM | 0 |
|
SU1571271A1 |
| METHOD OF DAMPING SHOCK WAVES IN MINE WORKING | 0 |
|
SU1435799A1 |
| METHOD FOR PROTECTION FROM AIR-BLAST BY TEMPORARY ROCK WALL | 2003 |
|
RU2236598C1 |
| SHOCK AIR WAVE DAMPENER FOR UNDERGROUND WORKINGS | 0 |
|
SU1737132A1 |
| DEVICE FOR DAMPING AIR PRESSURE WAVES IN UNDERGROUND MINE WORKING | 0 |
|
SU1513156A1 |
