CH127439A
(en )
1928-09-01
Process for the preparation of 1-amino-4-p-toluido-2-thiohydrinanthraquinone.
AT132051B
(en )
1933-02-25
Process for the production of security paper.
AT116353B
(en )
1930-02-25
Process for refining cellulose material.
AT112334B
(en )
1929-02-25
Process for desulfurizing viscose silk.
CH138611A
(en )
1930-03-15
Process for reducing the swellability of unswollen celluloses.
AT106715B
(en )
1927-06-25
Process for separating liquid mixtures.
AT116564B
(en )
1930-02-25
Process for the production of sodium sulphide.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
AT106724B
(en )
1927-06-25
Process for the production of cellulose.
CH131687A
(en )
1929-02-28
Process for the production of hot cathodes.
CH138496A
(en )
1930-02-28
Process for the preparation of 2- (oxyethyl) -amino-1-oxybenzene.
AT109162B
(en )
1928-03-26
Process for heating cereals.
CH141289A
(en )
1930-07-31
Process for the production of bituminous cardboard.
AT116362B
(en )
1930-02-25
Process for the desulfurization of structures made of viscose.
AT118236B
(en )
1930-06-25
Process for the production of condensation products.
AT121405B
(en )
1931-02-25
Process for drying fuels.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
CH125709A
(en )
1928-05-01
Process for the production of molten alumina.
CH139358A
(en )
1930-04-15
Process for the preparation of i-eugenol.
AT108161B
(en )
1927-12-10
Process for the production of printing blocks.
AT108165B
(en )
1927-12-10
Process for cleaning petrol.
CH131732A
(en )
1929-02-28
Process for the production of printing blocks.
CH138526A
(en )
1930-02-28
Process for the preparation of p-acetyl-aminophenylstibic acid.
CH111240A
(en )
1925-08-01
Process for the preparation of oxycodeinone.
AT121430B
(en )
1931-02-25
Process for the production of phenol-formaldehyde condensation products.