CH59462A
(en )
1913-05-16
Method and apparatus for the rolling drawing of round bars of iron, steel, copper etc.
FR440041A
(en )
1912-06-29
Process and devices for the rolling wire drawing of round bars of iron, steel, copper, etc.
FR17617E
(en )
1913-10-13
Method and apparatus for the recovery of iron, steel, etc., from enamelled waste
FR418971A
(en )
1910-12-23
Method and apparatus for the recovery of iron, steel, etc., from enamelled waste
FR401120A
(en )
1909-08-19
Method and apparatus for rolling tubes, solid round bars and the like
FR449212A
(en )
1913-02-20
Method and apparatus for the production of iron and steel
FR424722A
(en )
1911-05-22
Method and device for rolling h, i, u and t sections
FR403086A
(en )
1909-10-25
Method and apparatus for obtaining steel ingots
FR477073A
(en )
1915-09-22
Process for obtaining adherent copper coatings on iron and steel
FR437307A
(en )
1912-04-18
Method and apparatus for manufacturing steel
FR418519A
(en )
1910-12-12
Improvements in apparatus for rolling ingots, tubes or metal bars
FR418871A
(en )
1910-12-21
Method and apparatus for rolling sheet metal
FR517815A
(en )
1921-05-12
Iron and steel deoxidation process
DK17923C
(en )
1913-10-13
Method and apparatus for treating iron or steel objects to increase the hardness and density of the surface, etc.
FR444983A
(en )
1912-10-30
Method and apparatus for nodulation of fine iron ores, and the like
FR466105A
(en )
1914-05-05
Process for the electroplating of metals and their alloys
FR428204A
(en )
1911-08-25
Process for producing blanks, billets, bars, plates and the like from molten steel
FR625213A
(en )
1927-08-05
Method and apparatus for the production of iron and steel
FR368965A
(en )
1906-12-24
Steel rolling apparatus
FR444635A
(en )
1912-10-22
Steel and process for its transformation into specific steel qualities
FR479927A
(en )
1916-05-25
Method and apparatus for casting steel and forming ingots
FR447781A
(en )
1913-01-15
Method and apparatus for tempering and treating steel and iron surfaces
FR370244A
(en )
1907-02-01
Method and apparatus for the manufacture of forged metal wheels
CH58727A
(en )
1913-04-01
New process for the case-hardening of objects made of iron or steel or formed from steel alloys
DK16648C
(en )
1912-11-11
Apparatus for the production of arbitrary cross-sectional molds for the casting of metal, in particular iron objects.