AT169631B
(en )
1951-12-10
Rod drive for long stroke pumps, especially for oil extraction
AT177661B
(en )
1954-02-25
Centrifugal pump, especially for pumping liquid food
FR847232A
(en )
1939-10-05
Piston stroke transmission mechanism
CH285560A
(en )
1952-09-15
Device for subdividing the pressure gradient in the multi-part packings of piston rods, especially for compressors.
AT182612B
(en )
1955-07-25
Peristaltic pumps, especially for mortar
DK79206C
(en )
1955-05-02
Piston syringe.
FR1046729A
(en )
1953-12-08
Piston improvements
DK78156C
(en )
1954-09-20
Pump piston.
ES23615Y
(en )
1950-12-16
Capacha or capacheta for oil extraction.
FR1051429A
(en )
1954-01-15
Reciprocating compressor pistons improvements
AT170961B
(en )
1952-04-10
Hollow shaft drive, especially for electric locomotives
AT180782B
(en )
1955-01-10
Oil pump
DK80134C
(en )
1955-11-14
Piston machine with one or more reciprocating pistons.
AT176526B
(en )
1953-10-26
Long stroke pump for pumping crude oil
AT179970B
(en )
1954-10-25
Makeshift hand drive for piston pumps, especially for water supply
FR1033611A
(en )
1953-07-13
Variable stroke hydraulic pumps
FI25545A
(en )
1952-01-10
Reciprocating compressor
DK76802C
(en )
1953-12-07
Transmission mechanism for deep water piston pump.
FR1071009A
(en )
1954-08-24
Reciprocating piston compressor
AT178271B
(en )
1954-04-26
Double piston pump, especially for high speeds
FR839436A
(en )
1939-04-04
Improvements to reciprocating plunger pumps
SU535423A2
(en )
1976-11-15
Lip Plunger Pump
IE19326L
(en )
1951-01-29
Reciprocating pumps.
DK61499C
(en )
1943-11-01
Device for Intake Valves for Reciprocating Compressors.
GR13492B
(en )
1952-03-22
PISTON SINGLE CYLINDER WATER PUMP.