CH124527A
(en )
1928-03-16
Process for the preparation of 1-aminoanthraquinone-2-thiohydrin.
AT108119B
(en )
1927-11-25
Process for cleaning hot phosphorus furnace gases.
AT109183B
(en )
1928-03-26
Culture process.
AT109157B
(en )
1928-03-26
Process for purifying gases.
AT107016B
(en )
1927-08-10
Process for cleaning tar and water-containing gases.
AT109162B
(en )
1928-03-26
Process for heating cereals.
AT108165B
(en )
1927-12-10
Process for cleaning petrol.
AT140688B
(en )
1935-02-25
Process for heat conversion.
AT107954B
(en )
1927-11-25
Process for the production of oxide hot cathodes.
CH131687A
(en )
1929-02-28
Process for the production of hot cathodes.
CH138313A
(en )
1930-02-28
Process for the preparation of 1-amidocarbazole.
AT121436B
(en )
1931-02-25
Process for obtaining water-soluble titanium compounds.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT116532B
(en )
1930-02-25
Process for drawing pipes.
FR606233A
(en )
1926-06-09
Hydrocarbon transformation process
CH111240A
(en )
1925-08-01
Process for the preparation of oxycodeinone.
AT108161B
(en )
1927-12-10
Process for the production of printing blocks.
CH131732A
(en )
1929-02-28
Process for the production of printing blocks.
CH139358A
(en )
1930-04-15
Process for the preparation of i-eugenol.
AT121538B
(en )
1931-02-25
Process for aluminothermic welding.
AT98979B
(en )
1925-01-10
Process for treating jute.
AT108680B
(en )
1928-01-25
Process for the manufacture of handicrafts.
AT116528B
(en )
1930-02-25
Process for the production of road surfaces.
AT116370B
(en )
1930-02-25
Process for making biscuits.
AT108677B
(en )
1928-01-25
Process for the production of complex compounds of fluorine.