AT75600B
(en )
1919-02-25
Process for the production of sodium sulfate and potassium sulfate.
AT88396B
(en )
1922-05-10
Process for the production of iron-free hard alloys.
CH65491A
(en )
1914-06-16
Process for the production of hollow stones closed on all sides
AT76380B
(en )
1919-05-10
Process and system for the production of pre-doughs.
CH72958A
(en )
1916-07-17
Process for the production of sodium percarbonate
CH76038A
(en )
1917-10-16
Process for the production of sodium amide
AT88477B
(en )
1922-05-26
Process for the production of alkali percarbonates.
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH72948A
(en )
1916-08-01
Process for the production of reversible shoes
CH72628A
(en )
1916-06-16
Process for the production of antimonies
CH69765A
(en )
1915-07-16
Process for the production of 1. 2 dioxybenzene-4. 6-disulfonic acid
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.
CH68153A
(en )
1915-02-16
Process for the production of fuel
AT82794B
(en )
1921-02-25
Process for the production of alkali carbonate and alkali cyanamide.
AT74183B
(en )
1918-02-25
Process for the production of artificial stone.
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH76592A
(en )
1918-01-16
Process for the production of fittings
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH75616A
(en )
1917-09-01
Process for the production of sodium perborate
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH63365A
(en )
1914-01-16
Process for the production of nitrocellulose
CH57742A
(en )
1913-02-01
Process for the production of colored chains
CH72174A
(en )
1916-04-17
Process for the production of enamels
AT63556B
(en )
1914-02-25
Process for the production of artificial sponge.
AT70872B
(en )
1916-01-10
Process for the production of artificial marble.