AT104722B
(en )
1926-11-25
Process for the production of fertilizers.
AT136660B
(en )
1934-02-26
Process for the production of artificial textile structures.
AT126993B
(en )
1932-02-25
Process for the production of water-repellent dry lime.
CH154163A
(en )
1932-04-30
Process for the production of hydrogen sulfide.
AT121563B
(en )
1931-02-25
Process for the production of artificial marble.
CH153040A
(en )
1932-02-29
Process for the preparation of 3-diethylamino-2-dimethyl-1-benzoyloxypropane.
AT121562B
(en )
1931-02-25
Process for the production of lightweight stones.
AT106712B
(en )
1927-06-25
Process for the production of porous building materials.
AT127005B
(en )
1932-02-25
Process for the production of condensation products.
AT121544B
(en )
1931-02-25
Process for the manufacture of fire-resistant building material.
AT122677B
(en )
1931-05-11
Process for the manufacture of oxide cathodes.
CH153017A
(en )
1932-02-29
Process for the manufacture of oxide cathodes.
CH153018A
(en )
1932-02-29
Process for the manufacture of oxide cathodes.
CH152813A
(en )
1932-02-29
Process for the production of shaped calcium oxide.
CH131687A
(en )
1929-02-28
Process for the production of hot cathodes.
CH153036A
(en )
1932-02-29
Process for the preparation of 1-m-oxyphenyl-2-methylamino-propan-1-ol.
AT127001B
(en )
1932-02-25
Process for the continuous production of water gas.
CH138369A
(en )
1930-02-28
Process for the production of saw blades.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT116564B
(en )
1930-02-25
Process for the production of sodium sulphide.
AT126992B
(en )
1932-02-25
Process for the production of acid anhydrides.
CH145439A
(en )
1931-02-28
Process for the production of ethyl mercury chloride.
AT131999B
(en )
1933-02-25
Process for the production of galvanic baths.
AT121552B
(en )
1931-02-25
Process for the production of rapidly setting road surfaces.
AT123847B
(en )
1931-07-25
Process for the production of hydrophobic resins.