BE538329A - - Google Patents
Info
- Publication number
- BE538329A BE538329A BE538329DA BE538329A BE 538329 A BE538329 A BE 538329A BE 538329D A BE538329D A BE 538329DA BE 538329 A BE538329 A BE 538329A
- Authority
- BE
- Belgium
- Prior art keywords
- backfill
- air
- supply
- control
- backfill material
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 20
- 238000007664 blowing Methods 0.000 claims description 13
- 230000000284 resting effect Effects 0.000 claims description 4
- 238000005065 mining Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims description 2
- 238000013016 damping Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010878 waste rock Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F15/00—Methods or devices for placing filling-up materials in underground workings
- E21F15/08—Filling-up hydraulically or pneumatically
- E21F15/10—Hydraulic or pneumatic filling-up machines
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE538329A true BE538329A (cg-RX-API-DMAC7.html) |
Family
ID=168392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE538329D BE538329A (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE538329A (cg-RX-API-DMAC7.html) |
-
0
- BE BE538329D patent/BE538329A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR880011505A (ko) | 벨트신장력 가감장치 | |
| CH652967A5 (fr) | Presse a platines. | |
| FR2643391A1 (fr) | Procede et dispositif pour exploiter un appareil d'alimentation en matiere fibreuse, par exemple une chargeuse dans la preparation a la filature | |
| BE538329A (cg-RX-API-DMAC7.html) | ||
| FR2672362A1 (fr) | Autotendeur. | |
| US3052166A (en) | Vibrating compaction roller | |
| JPH07251375A (ja) | 圧縮コイルばねのためのボールショットピーニング装置 | |
| BE1000561A6 (fr) | Dispositif de pesage. | |
| FR2365485A1 (fr) | Procede et machine pour l'acheminement automatique de sacs a une ensacheuse pour matieres en poudre | |
| US1395830A (en) | Automatic tension-controlling mechanism | |
| EP0201405B1 (fr) | Dispositif de vissage à couple de serrage contrôlé | |
| FR2490978A1 (fr) | Scie a ruban de type horizontal | |
| CN209535669U (zh) | 一种润滑包装机制动系统 | |
| CN214930764U (zh) | 一种颗粒包装的防破碎机构 | |
| US6183557B1 (en) | Air bellow suspended pipe lining machine | |
| CN118025718B (zh) | 适用于大倾角长距离皮带输送机的自动换带装置 | |
| FR2677418A1 (fr) | Dispositif tendeur pour commandes a courroie. | |
| CN213264182U (zh) | 斗式提升机尾轮张紧装置 | |
| CN108190129A (zh) | 一种自动线用分段折边输送机 | |
| BE658053A (cg-RX-API-DMAC7.html) | ||
| CN210312986U (zh) | 一种透孔机滚筒机构 | |
| BE355455A (cg-RX-API-DMAC7.html) | ||
| JPS606566A (ja) | 巻上げたパツケ−ジの持上装置 | |
| JPS5926574B2 (ja) | セイホンヨウシブロツクハンソウシステム | |
| BE504947A (cg-RX-API-DMAC7.html) |