CH319060A
(en )
1957-01-31
Process for the preparation of basic derivatives of 2-phenyl-indole
AT170820B
(en )
1952-05-26
Process for the recording measurement of the moisture content of gases
CH469769A
(en )
1969-03-15
Process for the preparation of polybenzoxazinediones
CH297394A
(en )
1954-03-31
Device for wet dedusting of dust-carrying gases.
CH297463A
(en )
1954-03-31
Device for determining changes in the composition of a gas.
AT173682B
(en )
1953-01-10
Measuring device for the quantitative determination of the amount of dust carried by an air or gas stream
AT179661B
(en )
1954-09-25
Method for measuring the filler content of containers
CH316801A
(en )
1956-10-31
Apparatus for measuring the humidity of gases
CH321525A
(en )
1957-05-15
Process for the preparation of addition compounds
CH296654A
(en )
1954-02-28
Process for the extraction of gases containing sulfur dioxide.
AT168859B
(en )
1951-09-10
Device for carrying out the method for measuring frequency deviations
AT173568B
(en )
1953-01-10
Device for determining the moisture content of hygroscopic substances
AT174442B
(en )
1953-03-25
Process for the desulphurization of gases
AT175574B
(en )
1953-07-25
Process for the extraction of gases containing sulfur dioxide
AT169547B
(en )
1951-11-26
Method and device for determining the dew point of gases
AT190307B
(en )
1957-06-25
Apparatus for measuring the humidity of gases
AT172607B
(en )
1952-09-25
Device for quick measurement of circular wood cross-sections
AT174275B
(en )
1953-03-10
Process for stabilizing dry milk
CH297400A
(en )
1954-03-31
Process for the production of gases containing sulfur dioxide.
AT187115B
(en )
1956-10-25
Process for the preparation of dihydrazinodiazine derivatives
AT175573B
(en )
1953-07-25
Process for the production of gases containing sulfur dioxide
CH296709A
(en )
1954-02-28
Procedure for the absolute measurement of alternating currents.
AT167433B
(en )
1951-01-10
Process for the production of smoked food
AT177424B
(en )
1954-01-25
Device for the production of gases containing sulfur dioxide by roasting
AT173676B
(en )
1953-01-10
Process for the continuous development of chlorine dioxide