CH51987A
(en )
1911-10-16
Process for the reduction of iron ores essentially containing iron oxide
CH55751A
(en )
1912-09-02
Process for the production of pure iron oxide
CH75790A
(en )
1917-09-17
Process for the direct production of fine iron and fine steel from titanium-containing iron ores
CH53295A
(en )
1912-02-01
Process for the direct production of iron from oxidic iron ores
CH45349A
(en )
1909-11-01
Process for the direct production of steel from oxidic iron ores
CH57978A
(en )
1913-02-17
Process for the production of iron oxide electrodes
CH57856A
(en )
1913-02-01
Process for the exploration of complex radium ore
CH58146A
(en )
1913-02-17
Process for the preparation of Bromdiäthylacetylisourstoffmethyläther
CH50540A
(en )
1911-06-01
Process for the preparation of radium sulphalt from pitchblende
CH54174A
(en )
1912-05-01
Process for the manufacture of pliable electrolyte iron
CH55537A
(en )
1912-08-16
Process for the preparation of pure nitric oxide
CH52907A
(en )
1912-01-02
Process for the representation of indigo
CH55404A
(en )
1912-08-16
Process for the improvement of fluids
CH52022A
(en )
1911-10-16
Process for the preparation of ethoxyacetylsalicylic acid
CH52268A
(en )
1911-11-01
Process for the preparation of nitrogen oxides
CH52409A
(en )
1911-11-16
Process for the preparation of anthraquinone
CA137009A
(en )
1911-11-28
Process of treating ores
CH52234A
(en )
1911-11-01
Process for the production of cement from calcium oxide silicate slags
CH51988A
(en )
1911-10-02
Process for the preparation of sodium metal
CH66505A
(en )
1914-09-16
Process for the preparation of chlorovinyl
AU1992810B
(en )
1910-12-31
Improvements in or relating tothe concentration of ores
CH52112A
(en )
1911-11-01
Process for the preparation of ßy-dimethyl-ay-butadiene
CH52500A
(en )
1911-11-16
Process for the preparation of ßy-dimethyl-ay-butadiene
CH58145A
(en )
1913-02-17
Process for the preparation of Bromdiäthylacetylisourstoffmethyläther
CH43208A
(en )
1909-05-17
Process for the production of titanium-free iron from titanium-containing iron ores