Air-assisted hydraulic re-circulatory bouyancy pump
Device for sucking up solid materials or objects
Hydraulic transportation
Hydraulic transportation of objects
Method and device to prevent contamination of a transport...
Method and spraying apparatus for applying a layer of air-spraye
Method of disposal of articles by flushing
Method of pumping coal slurries
Method of sampling solid materials and sampling system to execut
Pipelining particulate solid material as stable foam slurry
Powder purge tube
Powder purge tube