CH43957A
(en )
1909-07-01
Process for reducing the carbon content of iron
CH48733A
(en )
1910-11-16
Process for the production of low-sulfur iron
CH44856A
(en )
1909-09-16
Process for the deoxidation of liquid iron in electric arc furnaces
CH45348A
(en )
1909-11-01
Process for the reduction of oxidic iron ores to iron
CH47150A
(en )
1910-06-01
Process for the production of corrugated iron containers
AT24061B
(en )
1906-04-25
Process for the production of carbon dioxide.
AT23795B
(en )
1906-04-10
Process for the refinement of iron ores u. like
CH43208A
(en )
1909-05-17
Process for the production of titanium-free iron from titanium-containing iron ores
AT46581B
(en )
1911-02-25
Method and device for the production of steel or iron.
CH41606A
(en )
1908-11-02
Process for tinning cast iron
CH43827A
(en )
1909-06-16
Process for regulating the degree of hardness of X-ray tubes
CH41584A
(en )
1908-11-02
Process for the utilization of the carbon oxide formed during the production of calcium carbide
CH41454A
(en )
1908-10-16
Process for deoxidizing and carbonizing liquid iron
CH59939A
(en )
1913-06-16
Process and high pressure furnace for direct iron and steel production
CH43589A
(en )
1909-05-17
Process for the production of wood briquettes
CH45349A
(en )
1909-11-01
Process for the direct production of steel from oxidic iron ores
CH42567A
(en )
1909-02-01
Process for reducing alumina
CH45531A
(en )
1909-11-16
Holders for steels for mechanical processing of metals
AT21614B
(en )
1905-10-10
Process for the preparation of acetylene tetrachloride.
AT38216B
(en )
1909-08-10
Process for the production of sheet metal grids.
CH44584A
(en )
1909-09-01
Process for the production of insulating pipes
CH47008A
(en )
1910-05-02
Process for the manufacture of pipes from sheet iron
CH41717A
(en )
1908-11-16
Process for the representation of tribromoindigo
CH45323A
(en )
1909-11-01
Process for the representation of tribromoindigo
CH47517A
(en )
1910-07-01
Process for the representation of tribromoindigo