AT132051B
(en )
1933-02-25
Process for the production of security paper.
CH152611A
(en )
1932-02-15
Process for the production of diazo preparations.
AT126970B
(en )
1932-02-25
Process for the production of laminated glass.
AT121562B
(en )
1931-02-25
Process for the production of lightweight stones.
AT126992B
(en )
1932-02-25
Process for the production of acid anhydrides.
AT126981B
(en )
1932-02-25
Process for the production of anti-friction alloys.
CH131687A
(en )
1929-02-28
Process for the production of hot cathodes.
AT121532B
(en )
1931-02-25
Process for the production of acetylmethylcarbinol by fermentation.
AT127005B
(en )
1932-02-25
Process for the production of condensation products.
AT136579B
(en )
1934-02-26
Process for the production of phenol-formaldehyde condensation products.
AT121552B
(en )
1931-02-25
Process for the production of rapidly setting road surfaces.
CH138300A
(en )
1930-02-28
Process for the production of dye powders.
CH145463A
(en )
1931-02-28
Process for the production of plastics.
CH153040A
(en )
1932-02-29
Process for the preparation of 3-diethylamino-2-dimethyl-1-benzoyloxypropane.
AT121547B
(en )
1931-02-25
Process for the manufacture of rubber articles.
CH145441A
(en )
1931-02-28
Process for the microbiological production of 2.3-butylene glycol.
AT121563B
(en )
1931-02-25
Process for the production of artificial marble.
AT127001B
(en )
1932-02-25
Process for the continuous production of water gas.
AT116464B
(en )
1930-02-25
Process for the production of metal chlorides.
AT116370B
(en )
1930-02-25
Process for making biscuits.
AT136623B
(en )
1934-02-26
Process for the production of photocells.
CH152836A
(en )
1932-02-29
Process for the production of rayon.
CH145436A
(en )
1931-02-28
Process for the production of persalts by electrolysis.
AT132016B
(en )
1933-02-25
Process for the production of bichromates.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.