CH51116A
(en )
1911-08-01
Process for obtaining durable, anhydrous hydrosulfites
CH68434A
(en )
1915-03-16
Process for obtaining anhydrous hydrosulfites
AT45300B
(en )
1910-12-10
Process for obtaining anhydrous caustic alkalis.
AT52369B
(en )
1912-02-26
Procedure for garbage collection.
AT82991B
(en )
1921-02-25
Process for the production of hydrogen.
CH53773A
(en )
1912-04-01
Process for the preparation of anhydrous sodium hydrosulfite
CH56468A
(en )
1912-11-01
Process for the preparation of anhydrous sodium hydrosulfite
FR412533A
(en )
1910-07-15
Tanning process
FR416616A
(en )
1910-10-25
Tanning process
CH64928A
(en )
1914-05-01
Process for the direct production of anhydrous hydrosulfites from aqueous hydrosulfite solutions
CH66035A
(en )
1914-09-01
Process for the direct production of anhydrous hydrosulfites from aqueous hydrosulfite solutions
ES47947A1
(en )
1910-07-01
An improved process for making hydrogen.
AT48394B
(en )
1911-06-10
Process for the production of chain vertebrae.
FR15346E
(en )
1912-06-18
Glassware molds improvement
FR415750A
(en )
1910-10-03
Molding process
FR423829A
(en )
1911-04-27
Filtration process
ES49237A1
(en )
1911-01-01
A new process for the manufacture of sodium hyposulfite.
FR426453A
(en )
1911-07-07
New condensation process
CH52851A
(en )
1912-01-02
Process for making clear quartz articles
CH52852A
(en )
1912-01-02
Process for making clear quartz articles
CH53299A
(en )
1912-02-16
Cementation process
CH51051A
(en )
1911-07-17
Process for the extraction of solid, purified caustic potash
AT53181B
(en )
1913-05-10
Glass blowing machine.
AT46685B
(en )
1911-02-25
Rounding template.
AT68065B
(en )
1915-02-25
Process for the production of dust-free rockfall roads.