CH78851A
(en )
1918-09-02
Process for the production of carbon electrodes by carbons from carbonaceous substances
CH79489A
(en )
1918-12-02
Process for the production of copper compounds
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH80239A
(en )
1919-02-17
Process for the production of ebonite
CH79491A
(en )
1918-12-02
Process for the production of copper oxide
AT96138B
(en )
1924-02-25
Process for the production of fuel.
CH80425A
(en )
1919-07-01
Process for the production of electrically welded twist drills
CH78104A
(en )
1918-10-16
Process for the production of mercury oxide
CH79801A
(en )
1919-01-16
Process for the production of solid sodium percarbonate
CH81776A
(en )
1919-12-01
Process for the production of monochloroacetic acid
CH82570A
(en )
1919-10-01
Process for the distillation of hydrous fuel
CH80422A
(en )
1919-03-01
Process for the production of metal bodies
CH80238A
(en )
1919-02-17
Process for the production of rubber-like compositions
CH82059A
(en )
1919-08-16
Process for the production of leather substitutes
CH80094A
(en )
1919-02-01
Process for the production of sodium percarbonate
CH79339A
(en )
1918-11-01
Process for the preparation of acetaldehyde from acetylene
CH80833A
(en )
1919-04-01
Process for the production of sodium cyanate
CH82599A
(en )
1919-10-01
Process for the preparation of per compounds
CH79954A
(en )
1919-01-16
Process for the production of coffee substitutes
CH68153A
(en )
1915-02-16
Process for the production of fuel
AT88456B
(en )
1922-05-10
Process for the production of perylene.
CH78126A
(en )
1918-06-17
Process for the electrolytic refining of bronze anodes
CH79296A
(en )
1919-04-01
Process for the production of shaped pieces from magnesia cement
AT87474B
(en )
1922-02-25
Process for the production of mercury oxide.
CH92403A
(en )
1922-01-02
Process for the production of acetaldehyde from acetylene.