AT26211B
(en )
1906-10-25
Device for the representation of sulfuric acid BEZW. Sulfuric anhydride by the contact method.
CH49757A
(en )
1911-03-16
Method for the preparation of sulfuric anhydride by the contact method
DE268983C
(en )
1900-01-01
CH41907A
(en )
1908-12-16
Device for the electrolysis of nitric acid, respectively. liquids containing sulfuric acid
AT23221B
(en )
1906-02-26
Process for the preparation of C -C dialkyliminobarbituric acids (C -C dialkylmalonylguanidines).
AT31866B
(en )
1908-02-25
Process for the preparation of carboxylic acid esters.
AT27657B
(en )
1907-02-25
Process for the preparation of phthalic acid kotarnine.
AT23218B
(en )
1906-02-26
Process for the preparation of esters and amides of glyoxylic acid.
CH28076A
(en )
1904-03-31
Roasting furnace with a device for producing sulfuric acid anhydride using the contact method
CH49363A
(en )
1911-02-01
Process for the preparation of behenolic acid
AT2888B
(en )
1900-12-10
Process for the production of drain pipes.
DK2882C
(en )
1900-03-19
Process for the production of sulfuric acid or sulfuric anhydride.
CH25881A
(en )
1903-07-15
Apparatus for the preparation of nitric acid
CH50652A
(en )
1911-06-16
Process for the preparation of ß-methyladipic acid
CH9971A
(en )
1895-09-30
Device for the production of double flanges on pipes
CH26403A
(en )
1903-08-31
Device for the production of hollow bodies by punching
AT25943B
(en )
1906-10-10
Device for the manufacture of forged or pressed railway wheels.
AT41027B
(en )
1910-02-25
Process for the preparation of p-arylglycinarsinic acids.
AT23242B
(en )
1906-02-26
Process for the representation of camphor.
CH17826A
(en )
1899-09-15
Device for the production of sulfuric anhydride
AT26852B
(en )
1906-12-27
Process for the production of iron electrodes for collectors.
AT3228B
(en )
1901-01-25
Process for the production of stone-asphalt pipes.
CH23284A
(en )
1902-06-30
Apparatus for the direct representation of hydrochloric acid
DK3568C
(en )
1900-12-10
Process for the production of sulfuric anhydride.
AT79045B
(en )
1919-11-10
Device for the production of acids by decomposing their salts using sulfuric acid or the like.