AT43571B
(en )
1910-08-10
Process for processing refractory zinc-lead ores.
AT52229B
(en )
1912-02-26
Process for the production of filaments from metals or metalloids.
CH49776A
(en )
1911-03-16
Process for the precipitation of zinc from zinc ore
CH41554A
(en )
1908-11-02
Process for the separation of shaped cellulose from copper oxide ammonia cellulose solutions
AU1149908B
(en )
1908-06-16
Process for extracting zinc from zinciferous materials
CH45985A
(en )
1910-01-17
Process for the production of shaped pieces from small cork
AT36339B
(en )
1909-02-25
Process for refining liquids.
AT29751B
(en )
1907-09-10
Process for the extraction of metals based on the Goldschmidt process.
CH44007A
(en )
1909-07-01
Process for the extraction of animal health serum
CH44373A
(en )
1909-08-02
Process for the production of shaped pieces from small cork
AU1149908A
(en )
1908-06-16
Process for extracting zinc from zinciferous materials
AT41026B
(en )
1910-02-25
Process for the preparation of haloanthraquinones.
AT41025B
(en )
1910-02-25
Process for the preparation of haloanthraquinones.
AT41023B
(en )
1910-02-25
Process for the extraction of fats, oils and the like like
CH40459A
(en )
1908-07-16
Oxidation process for the preparation of vanilin from acetylisoeugenol
CH37146A
(en )
1907-04-30
Conical hearth for processing ores
AT41027B
(en )
1910-02-25
Process for the preparation of p-arylglycinarsinic acids.
CH40988A
(en )
1908-09-01
Process for the production of electrodes from iron oxide produced by melting iron oxide
AT36444B
(en )
1909-02-25
Process for the preparation of ammonia from metal cyanamides.
CH38808A
(en )
1907-12-15
Apparatus for extracting fat from sewage
CH42694A
(en )
1909-02-16
Process for the briquetting of coke chips
CH40641A
(en )
1908-08-01
Process for making weatherproof paint
AT38407B
(en )
1909-08-25
Electrolytic device.
AT27644B
(en )
1907-02-25
Process for cleaning raw viscine from Ilex species.
CH42108A
(en )
1909-01-02
Device for fastening wires