AT68020B
(en )
1915-02-25
Process for welding copper and nickel.
CH66545A
(en )
1914-09-16
Process for welding copper
CH69335A
(en )
1915-01-16
Method for carrying out catalytic processes
CH61916A
(en )
1913-10-16
Process for the representation of erythrene
CH70609A
(en )
1915-10-01
Welding sheet and method of making the same
CH63630A
(en )
1914-02-02
Process for the production of hollow bodies from metal plates by welding or soldering them together
AT70989B
(en )
1916-01-25
Method of processing the oleum cadinum.
CH58674A
(en )
1913-03-17
Process for the representation of erythrene
CH59152A
(en )
1913-04-16
Process for the representation of erythrene
CH60242A
(en )
1913-07-01
Process for the representation of erythrene
CH65022A
(en )
1914-05-16
Process for the hydrogenation of quinine
CH61744A
(en )
1913-10-16
Process for hardening metals
CH59000A
(en )
1913-04-16
Process for generating cold
CH69336A
(en )
1915-06-16
Process for the catalytic production of hydrogen
AT63555B
(en )
1914-02-25
Process for the aftertreatment of iron-tanned leather.
AT76183B
(en )
1919-04-25
Process for the desugarization of molasses and for the boiling of processes.
CH50391A
(en )
1911-05-16
Holders for steels for processing metals
AT79419B
(en )
1919-12-10
Process for refining alloys with the aid of deoxidizing agents made from rapidly oxidizing, difficult-to-use metals.
CH61412A
(en )
1913-09-16
Process for opening up the hops
AT63535B
(en )
1914-02-25
Process for the preparation of β-nitramines of anthraquinone.
AT52292B
(en )
1912-02-26
Process for the revitalization of carbonaceous and similar decolorizing agents.
CH45290A
(en )
1909-11-01
Process for increasing the shelf life of copper oxide ammonia solutions
AT46702B
(en )
1911-02-25
Process for the electrodeposition of copper.
CA139918A
(en )
1912-04-23
Copper welding process
AT25743B
(en )
1906-09-25
Method for soldering the overlapping points of tubes made of helically wound metal strips.