CH52271A
(en )
1911-11-01
Pure alumina manufacturing process
FR475476A
(en )
1915-05-18
Pure alumina manufacturing process
FR404923A
(en )
1909-12-15
Pure alumina manufacturing process
FR475455A
(en )
1915-05-18
Alumina manufacturing process
FR477925A
(en )
1915-11-17
Pure alumina manufacturing process
FR417930A
(en )
1910-11-25
Hydrogen manufacturing process
FR379021A
(en )
1907-10-23
Pure alumina manufacturing process
FR429665A
(en )
1911-09-28
Manufacturing process of white enamels
FR405135A
(en )
1909-12-20
Alumina manufacturing process
FR491024A
(en )
1919-05-19
Crystalline alumina manufacturing process
FR467076A
(en )
1914-06-03
Process for the production of formaldehyde
FR459313A
(en )
1913-11-03
Process for the manufacture of pinacone starting from acetone
FR414013A
(en )
1910-08-24
Process for the production of aldehydesulfoxylates
FR426628A
(en )
1911-07-11
Process for the production of projection screens
CH54857A
(en )
1912-07-01
Manufacturing process for sodium amide
FR419059A
(en )
1910-12-26
Process for the manufacture of electric igniters
FR428227A
(en )
1911-08-25
Potash alum manufacturing process
FR415334A
(en )
1910-09-23
Process for manufacturing leather agglomerates
FR16042E
(en )
1912-11-05
Manufacturing process of white enamels
FR473399A
(en )
1915-01-09
Process for the production of cellulose ethers
FR427546A
(en )
1911-08-05
Process for the manufacture of xylolite
CH55144A
(en )
1912-08-01
process for manufacturing potassium amide
CH49906A
(en )
1911-04-01
Acetin manufacturing process
FR466165A
(en )
1914-05-06
Process for the production of alpha-arylides from beta-naphthisatin
CH67350A
(en )
1914-12-01
Isoprene manufacturing process