AT88456B
(en )
1922-05-10
Process for the production of perylene.
CH86573A
(en )
1920-09-01
Process for the production of gravure forms.
AT96138B
(en )
1924-02-25
Process for the production of fuel.
CH82981A
(en )
1919-11-01
Process for the production of pulp
AT91345B
(en )
1923-02-26
Process for the production of iron leather.
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
CH80422A
(en )
1919-03-01
Process for the production of metal bodies
AT89533B
(en )
1922-09-25
Process for the production of resinous bodies.
AT87474B
(en )
1922-02-25
Process for the production of mercury oxide.
AT100191B
(en )
1925-06-10
Process for preparing gels.
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
CH81445A
(en )
1919-06-16
Process for the evaporation of liquids
CH79651A
(en )
1918-12-16
Facility for the production of calcium carbide
CH80401A
(en )
1919-07-16
Process for drying potatoes
CH81781A
(en )
1919-07-16
Process for the production of full, flexible iron leather
CH79954A
(en )
1919-01-16
Process for the production of coffee substitutes
CH81559A
(en )
1919-11-17
Process for the preparation of 4-6-dichloroisatin
CH80641A
(en )
1919-08-16
Process for the preparation of 7-methylisatin
CH81554A
(en )
1919-11-17
Process for the preparation of 5-methyl-7-chloroisatin
CH81555A
(en )
1919-11-17
Process for the preparation of 5-chloro-7-methylisatin
CH81558A
(en )
1919-12-01
Process for the preparation of 4-7-dichloroisatin
CH81551A
(en )
1919-11-01
Process for the preparation of 4-chloro-7-methylisatin