CH227925A
(en )
1943-07-15
Process for the production of erasable photographs.
CH201283A
(en )
1938-11-30
Process for the production of alkali aluminates.
CH190840A
(en )
1937-05-15
Process for the pure representation of the male sex hormone (androsterone).
CH205014A
(en )
1939-05-31
Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine.
AT139802B
(en )
1934-12-10
Process for the preparation of alkyl-substituted di- or trimethoxy- or ethoxybenzoic acid amides.
AT148708B
(en )
1937-02-25
Process for the extraction of precious metals.
CH182873A
(en )
1936-02-29
Process for the production of chrysene.
CH175352A
(en )
1935-02-28
Process for the preparation of 2-amino-1-naphthol-8-sulfonic acid.
CH208878A
(en )
1940-02-29
Process for the preparation of 2-acetoacetylamino-5-methoxy-6-ethoxy-benzothiazole.
CH190548A
(en )
1937-04-30
Disinfection method.
FR812042A
(en )
1937-04-28
Sex hormone purification process
CH195950A
(en )
1938-02-28
Process for the preparation of the 3-carboxamide of N-glucosido-dihydropyridine.
CH175347A
(en )
1935-02-28
Process for the preparation of methyl 2-keto-1-gulonate.
AT155623B
(en )
1939-02-25
Method of image production.
AT155626B
(en )
1939-02-25
Process for the preparation of pregnene (4) dione (3.20).
CH205016A
(en )
1939-05-31
Process for the preparation of B- (p-oxyphenyl) -isopropylmethylamine.
CH219519A
(en )
1942-02-15
Process for the preparation of α-tetrahydro-p-oxazinomethylphenylcarbinol.
AT140844B
(en )
1935-02-25
Process for the production of pure chromium compounds.
CH175343A
(en )
1935-02-28
Process for the production of phenanthrene.
CH189398A
(en )
1937-02-28
Process for the production of pure alcohol.
CH182750A
(en )
1936-02-29
Process for the production of white-colored silver images.
AT148705B
(en )
1937-02-25
Process for making pastries.
CH175543A
(en )
1935-02-28
Process for the preparation of 1-methyl-3-N- (γ-ethoxy-B-oxypropyl) -n-butylaminobenzene.
CH175545A
(en )
1935-02-28
Process for the preparation of 1-methyl-4-methoxy-3-N- (γ-ethoxy-B-oxypropyl) -n-butylaminobenzene.
CH196292A
(en )
1938-02-28
Process for the preparation of androstenedione (3.17).