CH138270A
(en )
1930-02-28
Process for the production of Portland cement from raw materials containing magnesia.
CH137438A
(en )
1930-01-15
Process for the production of rayon threads from rayon.
AT121440B
(en )
1931-02-25
Process for the production of durable plastering mortar for architectural purposes.
AT108151B
(en )
1927-12-10
Process for the production of shaped pieces from fibrous materials cemented with Sorel cement.
AT121544B
(en )
1931-02-25
Process for the manufacture of fire-resistant building material.
AT105078B
(en )
1926-12-27
Process for the production of shaped pieces from fibrous materials cemented with Sorel cement.
AT121563B
(en )
1931-02-25
Process for the production of artificial marble.
AT144656B
(en )
1936-02-25
Process for the production of porous material from plaster of paris.
AT106712B
(en )
1927-06-25
Process for the production of porous building materials.
CH131732A
(en )
1929-02-28
Process for the production of printing blocks.
AT126993B
(en )
1932-02-25
Process for the production of water-repellent dry lime.
CH145390A
(en )
1931-02-28
Process and furnace system for the production of molten cement.
AT121562B
(en )
1931-02-25
Process for the production of lightweight stones.
CH117288A
(en )
1926-11-01
Process for the production of thin-walled watertight vessels from reinforced concrete.
CH204170A
(en )
1939-04-30
Process for the production of reinforced concrete.
CH145438A
(en )
1931-02-28
Process for the production of primary ferrophosphate.
AT107956B
(en )
1927-11-25
Process for the production of cement stones.
AT127005B
(en )
1932-02-25
Process for the production of condensation products.
AT121546B
(en )
1931-02-25
Process for the production of plastic decorative material.
AT131866B
(en )
1933-02-25
Process for the production of porous structures or the like from plaster.
AT121554B
(en )
1931-02-25
Process for the production of porous masses from hardenable mineral substances.
CH153040A
(en )
1932-02-29
Process for the preparation of 3-diethylamino-2-dimethyl-1-benzoyloxypropane.
AT126999B
(en )
1932-02-25
Process for the preparation of solid calcium formate.
AT132005B
(en )
1933-02-25
Process for the manufacture of anhydrous resin products.
AT130635B
(en )
1932-12-10
Process for the production of emulsions.