CH73177A
(en )
1916-09-01
Briquette and process for its manufacture
CH72924A
(en )
1916-07-17
Method and apparatus for mixing sludge
AT74027B
(en )
1917-11-26
Wooden dowels and process for their manufacture.
CH73764A
(en )
1916-11-16
Process for the recovery of peat
CH58178A
(en )
1913-02-17
Method and device for keeping mustard fresh
CH76202A
(en )
1917-11-16
Process for converting ammonium nitrate into granular form
CH70403A
(en )
1915-09-16
Process for the production of wood briquettes
AT75550B
(en )
1919-02-25
Process for processing quicklime.
AT98689B
(en )
1924-12-10
Process for splitting heavy hydrocarbons.
AT75599B
(en )
1919-02-25
Process for the enrichment of the potash content of potash salts.
CH73445A
(en )
1916-10-02
Process for eliminating furnace smoke
CH70005A
(en )
1915-08-16
Method for achieving good cooperation between gears
CH73900A
(en )
1916-12-01
Method of making briquettes
AT71089B
(en )
1916-02-10
Process for pickling hollow bodies.
CH55670A
(en )
1912-09-02
Method for the representation of pinacon
CH56841A
(en )
1912-11-16
Method for the representation of pinacon
CH54686A
(en )
1912-06-01
Method for the representation of pinacon
CH74747A
(en )
1917-09-01
Process for the preparation of ß-aminoanthraquinone
CH75306A
(en )
1917-07-02
Method for displaying digital glycotannoid
CH73218A
(en )
1916-09-01
Process for preserving wood
CH72663A
(en )
1916-06-16
Process for treating wood with acid
CH79829A
(en )
1919-01-16
Process for the recovery of iron and steel waste
CH61437A
(en )
1913-10-01
Method and device for arranging documents during their production
CH75047A
(en )
1917-06-01
Process for the preparation of tropic acid
CH74127A
(en )
1917-01-16
Method and device for evaporating liquids