Machine for compressing a fluid, having a plurality of compressi
Means for abruptly terminating the flow of fluid in closed fluid
Medium consistency pump with self-feeding
Method and apparatus for pumping fiber suspensions
Method and apparatus for pumping fibre suspensions
Method and apparatus for pumping high-consistency fiber suspensi
Method and means for abruptly terminating the flow of fluid in c
Mixed flow and centrifugal compressor for gas turbine engine
Molecular vacuum pump structure
Multi-stage ring type centrifugal pumps with inducer means