CH124527A
(en )
1928-03-16
Process for the preparation of 1-aminoanthraquinone-2-thiohydrin.
AT108165B
(en )
1927-12-10
Process for cleaning petrol.
CH125593A
(en )
1928-05-01
Process for the preservation of organic tissues.
AT106715B
(en )
1927-06-25
Process for separating liquid mixtures.
CH132219A
(en )
1929-03-31
Process for the preparation of a dinitroarylaminodiarylamine.
CH131535A
(en )
1929-02-28
Process for impregnating unpaved roads.
CH139358A
(en )
1930-04-15
Process for the preparation of i-eugenol.
CH111240A
(en )
1925-08-01
Process for the preparation of oxycodeinone.
AT121559B
(en )
1931-02-25
Process for cleaning alumina-containing fused cements.
AT109162B
(en )
1928-03-26
Process for heating cereals.
AT98979B
(en )
1925-01-10
Process for treating jute.
AT99293B
(en )
1925-02-25
Process for cleaning raw montan wax.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
CH138313A
(en )
1930-02-28
Process for the preparation of 1-amidocarbazole.
AT116528B
(en )
1930-02-25
Process for the production of road surfaces.
CH131725A
(en )
1929-02-28
Process for the preparation of 5-acenaphtenecarboxylic acid.
CH131591A
(en )
1929-02-28
Process for the preparation of 6-amino-acenaphten-5-carboxylic acid.
AT107016B
(en )
1927-08-10
Process for cleaning tar and water-containing gases.
AT109157B
(en )
1928-03-26
Process for purifying gases.
CH117491A
(en )
1926-11-01
Process for the preparation of p-N-B-methoxyethylaminobenzoic acid-B-piperidinoethyl ester.
AT108155B
(en )
1927-12-10
Process for the distillation of oils.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT107015B
(en )
1927-08-10
Process for the preparation of ester mixtures.
AT123875B
(en )
1931-07-25
Process for the preparation of aldehyde bases.
CH107784A
(en )
1924-11-17
Process for preparing 2: 3: 4-trichloro-a-naphthylamine