AT98959B
(en )
1925-01-10
Catalytic device for the synthetic production of ammonia.
DK33441C
(en )
1924-07-14
Procedure for the Synthetic Production of Ammonia.
CH88567A
(en )
1921-03-01
Process for the production of trinitroresorzin.
ES76521A1
(en )
1921-02-16
A process for the synthetic manufacture of ammonia.
AT98971B
(en )
1925-01-10
Device for the production of ammonia by means of contact synthesis.
AT87507B
(en )
1922-03-10
Ammonia saturator.
CH100241A
(en )
1923-07-16
Device for the production of hollow bodies.
GR146B
(en )
1921-08-21
METHOD OF SYNTHETIC MANUFACTURE OF AMMONIA THROUGH ITS ELEMENTS.
CH114040A
(en )
1926-03-01
Process for the production of hydrogen cyanide.
DK28586C
(en )
1921-10-03
Catalyst for Synthetic Ammonia Production and Procedure for Same Production.
FR522010A
(en )
1921-07-24
Retractor
AT91489B
(en )
1923-02-26
Process for the production of wooden pencils.
FR527332A
(en )
1921-10-24
Clasp
AT98965B
(en )
1925-01-10
Process for the production of granular calcium cyanamide.
DK30872C
(en )
1922-12-11
Procedure for direct ammonia synthesis.
DK24086C
(en )
1919-02-10
Hair clip.
ES77802A1
(en )
1921-06-16
Improvements in the manufacture of ammonia.
ES69484A1
(en )
1919-05-16
Improvements in the production of cainogen and ammonia.
FR518543A
(en )
1921-05-27
Chemical fertilizer fertilizer
ES70707A1
(en )
1919-10-01
Improvements in the manufacture of liquid ammonia.
ES74982A1
(en )
1921-06-01
Procedure to manufacture ammonia perchlorate.
DK28465C
(en )
1921-09-19
Horse holder.
ES76683A1
(en )
1921-03-01
Procedure to produce cyanamide starting from calciumcyanamide.
ES76099A1
(en )
1921-02-01
A procedure for the manufacture of a chemical fertilizer.
ES70419A1
(en )
1919-09-01
Ammonia synthesis procedure.