CH127439A
(en )
1928-09-01
Process for the preparation of 1-amino-4-p-toluido-2-thiohydrinanthraquinone.
AT96143B
(en )
1924-02-25
Process for the preparatory drying of raw lignite, peat or the like.
CH101173A
(en )
1923-09-01
Process for the production of primers.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
CH125593A
(en )
1928-05-01
Process for the preservation of organic tissues.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
AT98995B
(en )
1925-01-10
Process for the production of peat powder and peat briquettes.
AT109153B
(en )
1928-03-26
Process for the production of nitrogen fertilizer.
AT98965B
(en )
1925-01-10
Process for the production of granular calcium cyanamide.
AT107001B
(en )
1927-08-10
Process for the production of detonators.
AT91460B
(en )
1923-02-26
Process for the production of embroidery, pictures and the like like
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
AT114016B
(en )
1929-08-26
Process for the production of arsenic compounds.
CH103654A
(en )
1924-03-01
Process for the production of ignition charges.
CH114040A
(en )
1926-03-01
Process for the production of hydrogen cyanide.
CH100477A
(en )
1923-12-17
Process for the production of sodium nitrite.
AT116528B
(en )
1930-02-25
Process for the production of road surfaces.
AT121518B
(en )
1931-02-25
Process for the production of aluminum-copper-nickel alloys.
AT108840B
(en )
1928-02-10
Process for the production of helical filaments.
CH141289A
(en )
1930-07-31
Process for the production of bituminous cardboard.
CH152873A
(en )
1932-02-29
Process for the production of ammonia.
AT116526B
(en )
1930-02-25
Process for the production of synthetic ammonia.
AT148700B
(en )
1937-02-25
Process for the production of granular calcium cyanamide.
AT106724B
(en )
1927-06-25
Process for the production of cellulose.
AT91047B
(en )
1923-01-25
Device for the production of Holztabgeweben u. like