CH71190A
(en )
1915-12-01
Ammonia preparation process
FR464692A
(en )
1914-03-27
Method for preparing ammonia
FR477746A
(en )
1915-11-05
Ammonia manufacturing process
FR469741A
(en )
1914-08-07
Process for the preparation of amino anthraquinones
FR510631A
(en )
1920-12-08
Process for the preparation of alkaline amides
FR472775A
(en )
1914-12-17
Process for the preparation of highly concentrated nitrogen acid
CH70283A
(en )
1915-09-16
Nitrogen fixation process
FR438487A
(en )
1912-05-18
Alkaliamide preparation process
FR523351A
(en )
1921-08-17
Fertilizer manufacturing process
FR473618A
(en )
1915-01-19
Ammonia oxidation process
FR449010A
(en )
1913-02-15
Ammonia production process
FR17069E
(en )
1913-06-19
Ammonia production process
FR16353E
(en )
1913-01-14
Ammonia production process
FR450865A
(en )
1913-04-05
Process for the preparation of anthraquinone? -Nitramines
FR468916A
(en )
1914-07-20
Stamping process
FR491354A
(en )
1919-05-31
Improved process for the preparation of oxygenates of nitrogen by treating ammonia
FR458953A
(en )
1913-10-23
Process for preparing the nitroarylamines of 2.3-oxynaphthoic acid
CH57539A
(en )
1913-01-16
Process for the synthetic preparation of ammonia from its elements
FR429140A
(en )
1911-09-15
Ammonia manufacturing process
FR464478A
(en )
1914-03-21
Process for the preparation of the arylamines of 2.3-oxynaphthoic acid
FR485510A
(en )
1918-01-16
Process for the preparation of metal arsenates
FR473904A
(en )
1915-02-02
Process for the preparation of new arylidoanthraquinones
FR512544A
(en )
1921-01-25
Process for the production of urea
FR511250A
(en )
1920-12-20
Electricity meter adjustment process
FR472216A
(en )
1914-11-26
Method for the preparation of anthraquinone