CH65951A
(en )
1914-08-17
Method and apparatus for heat treatment of steel ingots
FR477528A
(en )
1915-10-26
Method and apparatus for the continuous casting of molten parts
FR453712A
(en )
1913-06-14
Heat treatment process for steel ingots and castings
FR479927A
(en )
1916-05-25
Method and apparatus for casting steel and forming ingots
FR455189A
(en )
1913-07-24
Process for the treatment of radioactive ores and the preparation of radioactive intermediates
FR514597A
(en )
1921-03-14
Method and apparatus for heat treatment of manganese steel parts
FR461029A
(en )
1913-12-17
Method and apparatus for the treatment of ores and metals
FR468277A
(en )
1914-07-02
Method and apparatus for the electrochemical treatment of liquids
FR475745A
(en )
1915-06-10
Process for the heat treatment of steels
FR472195A
(en )
1914-11-25
Method and apparatus for the treatment of mineral oils
FR446298A
(en )
1912-11-30
Method and apparatus for the preparation of readily oxidizable metals
FR482978A
(en )
1917-05-16
Method and apparatus for the direct production of steel
FR415760A
(en )
1910-10-04
Method and apparatus for the treatment of scrap copper or alloys of this metal
FR14214E
(en )
1911-10-05
Method and apparatus for the treatment of scrap copper or alloys of this metal
FR449212A
(en )
1913-02-20
Method and apparatus for the production of iron and steel
FR475694A
(en )
1915-06-07
Method and apparatus for ore reduction
FR473198A
(en )
1915-01-05
Method and apparatus for the treatment of wet mixtures
FR343959A
(en )
1904-10-20
Method and apparatus for the manufacture of electric accumulator plates
FR468320A
(en )
1914-07-03
Method and apparatus for the treatment of pitches and tars
FR470774A
(en )
1914-09-29
Improved composition and method for the treatment of skins
FR472226A
(en )
1914-11-26
Improved method and apparatus for heating or for continuous annealing of articles of iron or other metal
FR478690A
(en )
1915-12-28
Method and apparatus for chamfering teeth of gear wheels
FR444185A
(en )
1912-10-11
Method and device for the treatment of ores
FR6920E
(en )
1907-04-05
Method and apparatus for the manufacture of electric accumulator plates
FR394277A
(en )
1909-01-19
Method and apparatus for the treatment of sewage