Additively manufactured rotors for superchargers and expanders

METHOD FOR PRODUCING A WATER-HYDRAULIC MACHINE

High toughness martensitic stainless steel and reciprocating pump manufactured therewith

Highly thermally conductive valve seat ring

Pump with wear-resistant barrel and plunger having coating support

Pump with plunger having tribological coating

Rotary compressor having vane that has diamond-like carbon layer

Highly thermally conductive valve seat ring

Corrosion resistant fluid end for well service pumps

Positive displacement fluid pump

Liquid ring pump with liner

Subsea chemical injection system and pumps therefor

Piston pump for a sprayer

Chamber, pump having a chamber and method of manufacturing chambers

Valve assembly

Iron-base sintered part, manufacturing method of iron-base sintered part and actuator

Oilfield equipment composed of a base material reinforced with a composite material

Heavy duty cylinder

Monolithic cylinder-crankcase

Cladded axial motor/pump piston and method of producing same

Fluid end reinforced with a composite material

Rotary type compressor having an intermediate pressure on a surface side of its compression member

Compressor with continuously inclined surface

Cylinder injection type internal combustion engine, control method for internal combustion engine, and fuel injection valve

Positive displacement pump gear

Shaft seal for rotary type compressor

Motor-mounted internal gear pump and electronic device

Method of brazing and article made therefrom

Multistage dry pump

Small size gear pump