CH417338A
(en )
1966-07-15
Peristaltic pump for liquids and gases
DK84643C
(en )
1958-03-24
Liquid and gas tight pipe connection.
CH284790A
(en )
1952-08-15
Filter system for gases.
AT196680B
(en )
1958-03-25
Pipeline for liquid and gaseous media
AT183165B
(en )
1955-09-10
Centrifugal pump for gases and liquids
CH329151A
(en )
1958-04-15
Centrifugal pump for liquids or gases
AT167839B
(en )
1951-03-10
Filter system for gases
AT189148B
(en )
1957-02-25
Aerating device for liquids
FR1050212A
(en )
1954-01-06
Alternative pump for liquids and gases
FR1072357A
(en )
1954-09-13
Improvements to air, gas or liquid filters
FR1065138A
(en )
1954-05-20
advanced purifier of gaseous fluids
AT177140B
(en )
1953-12-28
Gas analyzer
FR1083097A
(en )
1955-01-05
Improvements in the treatment of gases containing sulfur
FR1057603A
(en )
1954-03-09
Centrifugal pump for gases and liquids
ES33447Y
(en )
1953-04-01
Liquid and gas outlet regulation device
CH319929A
(en )
1957-03-15
Containers for liquids and gases under pressure
AT181900B
(en )
1955-05-10
Device for the parallel operation of prime movers
AT177867B
(en )
1954-03-10
Multi-stage liquid ring pump for the joint delivery of gases and liquids
AT194951B
(en )
1958-01-25
Tester for earthing and zeroing
AT170160B
(en )
1952-01-25
Automatic valve for gases and liquids
AT184758B
(en )
1956-02-25
Liquefied gas container
CH308313A
(en )
1955-07-15
Gas analyzer.
CH328241A
(en )
1958-02-28
Grid-controlled gas or vapor-filled discharge vessel
AT173644B
(en )
1953-01-10
Gas and liquid siren
AT178740B
(en )
1954-06-10
Membrane for dry gas meters and. similar equipment