AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT108103B
(en )
1927-11-25
Process for the production of moldings from metals.
CH160222A
(en )
1933-02-28
Process for the production of castings from alloys.
AT105005B
(en )
1926-12-27
Process for the mechanical processing of metals by removing a layer.
CH135929A
(en )
1929-10-15
Process for producing an aldehyde compound.
AT108109B
(en )
1927-11-25
Process for the manufacture of low-sulfur cast iron.
AT121518B
(en )
1931-02-25
Process for the production of aluminum-copper-nickel alloys.
CH111785A
(en )
1925-09-16
Process for the preparation of hydrogen cyanide.
AT98973B
(en )
1925-01-10
Process for obtaining technically iron-free chromium compounds from ferrochrome.
AT107004B
(en )
1927-08-10
Process for making sulfurized products from wool fat.
AT116498B
(en )
1930-02-25
Process for generating refrigeration.
CH100477A
(en )
1923-12-17
Process for the production of sodium nitrite.
AT112331B
(en )
1929-02-25
Process for the conversion of copper-aluminum cast alloys.
AT98968B
(en )
1925-01-10
Process for the production of briquettes from fuel.
AT96150B
(en )
1924-02-25
Process for the production of writing boards.
AT108672B
(en )
1928-01-25
Process for converting normal aluminum-silicon alloys.
CH107784A
(en )
1924-11-17
Process for preparing 2: 3: 4-trichloro-a-naphthylamine
CH111240A
(en )
1925-08-01
Process for the preparation of oxycodeinone.
AT107028B
(en )
1927-08-10
Process for the production of tubes by centrifugal casting.
AT108901B
(en )
1928-02-25
Process for obtaining sulfur from alkaline earth sulfates.
AT102563B
(en )
1926-02-25
Process for the manufacture of cast sulfur.
CH116781A
(en )
1926-09-16
Process for the production of structures from cellulose derivatives.
AT104739B
(en )
1926-11-25
Mixture and process for the production of light-sensitive layers and intensifiers for silver images.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.
AT105082B
(en )
1926-12-27
Process for the preparation of isopropylallylbarbituric acid.