Nested coupling mechanism for scroll machines
Neutralizer valve for a downhole pump
New "jiggle it" siphon.
New and improved esp motor design
Noise cancellation device for centrifugal blower
Noise control for conically ported liquid ring pumps
Noise damper for hermetic compressors
Noise reduced variable displacement vane pump
Noise reducing compressor gasket and head assembly
Noise suppressed venturi power unit
Noise suppressor for turbo-compressor
Non-contact controlled micropump
Non-contacting flowpath seal
Non-contiguous thrust bearing interface for a scroll compressor
Non-drip fluid circulating pump
Non-ferrous metal melt pump and metling furnace system using...
Non-ferrous metal melt pump and non-ferrous metal melting...
Non-intrusive vapor detector for magnetic drive pump
Non-metallic gear pump with magnetic coupling assembly
Non-metallic pressure caps and diaphragm pump housings...