|
DE1185565B
|
|
Packing material conveying pipeline for blow molding operations
|
|
DE1152675B
|
|
Mountain fall line
|
|
DE1155746B
|
|
Device for filling spaces in underground mining with blown material
|
|
GB878565A
|
|
Improvements in gravity-feed rubbish pipes
|
|
DE1103239B
|
|
Wear-resistant pipe for the pneumatic or hydraulic transport of bulk material, especially blow-off pipe
|
|
DE1082868B
|
|
Mountain fall line
|
|
DE1095768B
|
|
Coupling for blower pipes or the like.
|
|
GB876148A
|
|
A chute for mine waste or other materials
|
|
GB839431A
|
|
Pipe elbow for pneumatic or hydraulic stowing in mining or the like
|
|
DE1021816B
|
|
Displacement pipe or the like.
|
|
DE1018826B
|
|
Displacement pipe or the like.
|
|
GB792738A
|
|
Improvements relating to pipes for the pneumatic conveyance of solid materials
|
|
DE1020044B
|
|
Blow or flush displacement pipe or the like.
|
|
DE1003163B
|
|
Pipe elbow for blowing or flushing displacement in mining or the like.
|
|
DE968465C
|
|
Displacement pipe
|
|
GB785326A
|
|
Method for the production of pneumatic stowing tubes
|
|
GB757153A
|
|
Improvements in or relating to quick-action couplings for flanged tubes
|
|
DE1002920B
|
|
Method of manufacturing blower pipes
|
|
DE946532C
|
|
Quick coupling for blower pipes or the like.
|
|
DE1036190B
|
|
Device for vertical downward conveyance of backfill or the like in mining operations
|
