AT29751B
(en )
1907-09-10
Process for the extraction of metals based on the Goldschmidt process.
AT52229B
(en )
1912-02-26
Process for the production of filaments from metals or metalloids.
AT42313B
(en )
1910-05-25
Process for the production of door sheet metal.
CH44857A
(en )
1909-09-16
Process for the extraction of deoxidized molten metals
AT23234B
(en )
1906-02-26
Process for the preparation of nitric acid.
AT46615B
(en )
1911-02-25
Process for the production of metal superoxides.
AT36419B
(en )
1909-02-25
Process for the evolution of oxygen.
AT23795B
(en )
1906-04-10
Process for the refinement of iron ores u. like
AT31898B
(en )
1908-02-25
Process for the production of furniture handles or the like from wire.
CH38901A
(en )
1908-01-02
Device for the production of metal chips
CH50097A
(en )
1911-04-17
Process for the production of alloys
AT31848B
(en )
1908-02-25
Process for the production of a special type of fur from lamb and other hides.
AT46702B
(en )
1911-02-25
Process for the electrodeposition of copper.
AT43571B
(en )
1910-08-10
Process for processing refractory zinc-lead ores.
AU495106B
(en )
1906-03-27
Method of treating ores
CH51051A
(en )
1911-07-17
Process for the extraction of solid, purified caustic potash
AT36349B
(en )
1909-02-25
Process for extracting zinc from its oxyder ores
CH49645A
(en )
1911-03-01
Process for the production of metal alloys
CH45349A
(en )
1909-11-01
Process for the direct production of steel from oxidic iron ores
AT41023B
(en )
1910-02-25
Process for the extraction of fats, oils and the like like
AT32016B
(en )
1908-02-25
Process for the manufacture of headgear.
AT57774B
(en )
1913-02-25
Process for the production of filter discs.
AT41027B
(en )
1910-02-25
Process for the preparation of p-arylglycinarsinic acids.
AT41191B
(en )
1910-02-25
Process for the production of finger rings by pressing.
AT41025B
(en )
1910-02-25
Process for the preparation of haloanthraquinones.