|
DE563471C
|
|
Process for mixing air or gases with liquids
|
|
DE549574C
|
|
Foot or intermediate valve
|
|
DE523799C
|
|
Atomizer drum
|
|
DE517643C
|
|
Foot valve
|
|
US1710214A
|
|
Valve for hydraulic mains
|
|
DE462767C
|
|
Device on centrifugal pumps that are vented by water ring pumps
|
|
DE452002C
|
|
Rotary lobe pump with piston drum and slide piston rotating eccentrically in the housing
|
|
DE462766C
|
|
Cooling process for water ring pumps
|
|
DE440679C
|
|
Ballast pump
|
|
US1636382A
|
|
Fire pump
|
|
DE505867C
|
|
Bearing block or bearing, in particular for flange-mounting centrifugal pumps
|
|
DE606938C
|
|
Deep well pump
|
|
DE433617C
|
|
Cooling device for internal combustion engines to drive fire extinguishing pumps
|
|
DE534292C
|
|
Shut-off device
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