AT75599B
(en )
1919-02-25
Process for the enrichment of the potash content of potash salts.
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
AT75550B
(en )
1919-02-25
Process for processing quicklime.
CH68153A
(en )
1915-02-16
Process for the production of fuel
CH68327A
(en )
1915-03-01
Process for the production of dichloro-o-cresyl carbonate
CH69274A
(en )
1915-06-01
Process for the preparation of 4-dimethylamino-3,5-dinitro-benzene-1-arsic acid
CH70902A
(en )
1915-11-01
Process for the production of ammonia
CH80964A
(en )
1919-09-16
Process for the production of high percentage solutions of calcium nitrate
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH73574A
(en )
1916-10-16
Process for the production of oxygen
CH76586A
(en )
1918-01-16
Process for the production of cork boards
CH67000A
(en )
1914-11-02
Process for the production of calcium cyanamide
CH71436A
(en )
1916-01-03
Process for the production of briquettes
CH75047A
(en )
1917-06-01
Process for the preparation of tropic acid
CH68831A
(en )
1915-04-16
Process for the production of borofluorotassium
CH64477A
(en )
1914-04-01
Process for purifying hydrogen
AT74197B
(en )
1918-02-25
Process for making margarine.
CH70708A
(en )
1915-10-16
Process for the manufacture of containers
CH78372A
(en )
1918-07-16
Process for the manufacture of stamps
CH80534A
(en )
1919-03-01
Process for the production of granulated calcium cyanamide
AT80122B
(en )
1920-02-25
Process for concentrating liquids. Process for concentrating liquids.
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
AT88478B
(en )
1922-05-26
Process for the preparation of rich solutions of cyanamide.
CH73083A
(en )
1916-08-16
Process for making twine
AT75547B
(en )
1919-02-25
Process for the production of disinfectants.