CH284790A
(en )
1952-08-15
Filter system for gases.
AT175043B
(en )
1953-05-26
Centrifugal compressor for vapors and gases for ventilating and venting rooms of all kinds
CH290274A
(en )
1953-04-30
Process for operating centrifugal separators for gases or vapors under pressure.
CH308314A
(en )
1955-07-15
Device for the detection of foreign gases or suspended matter in air.
AT167839B
(en )
1951-03-10
Filter system for gases
CH304216A
(en )
1954-12-31
Device to automatically indicate the presence of flammable gases in any room.
CH297394A
(en )
1954-03-31
Device for wet dedusting of dust-carrying gases.
AT172345B
(en )
1952-08-25
Lining of air and gas shafts in Siemens Martin ovens
ES26271Y
(en )
1955-12-16
Air and other gas compressor
AT173682B
(en )
1953-01-10
Measuring device for the quantitative determination of the amount of dust carried by an air or gas stream
AT183165B
(en )
1955-09-10
Centrifugal pump for gases and liquids
FI26170A
(en )
1953-02-10
Contact equipment for gas or air and gas
CH277640A
(en )
1951-09-15
Separator for liquids contained in air or gases.
AT196051B
(en )
1958-02-25
Multiple valve for air and gas compressors
AT178157B
(en )
1954-04-10
Air compressor
AT170160B
(en )
1952-01-25
Automatic valve for gases and liquids
FR1105183A
(en )
1955-11-28
Air or gas filter
ES199962A1
(en )
1953-09-16
AN AIR CONDITIONER AND AIR PURIFIER APPARATUS
AT172595B
(en )
1952-09-25
Device for fine distribution of air or gas in liquids
AT178409B
(en )
1954-05-10
Multi-cell flue gas deduster
ES182932A1
(en )
1948-06-01
A GAS AND VAPOR MIXING APPARATUS
AT175247B
(en )
1953-06-25
Method and arrangement for preventing the contamination of gases in gas separation or purification plants
CH298317A
(en )
1954-04-30
Gas and / or vapor discharge tube.
FR1058822A
(en )
1954-03-19
Gas desulfurization
FR920257A
(en )
1947-04-02
Advanced air and gas compressor