FR633077A
(en )
1928-01-20
Process for rolling strip irons, section irons, etc., as well as strips and sections from metals other than iron
FR606793A
(en )
1926-06-19
Manufacturing process of iron and other metals combining with carbon, and their alloys
FR571184A
(en )
1924-05-13
Improvements in the manufacture of ingots of metals other than iron
FR580124A
(en )
1924-10-30
Process for the production of iron alloys free from phosphorus and arsenic
FR583698A
(en )
1925-01-19
Steel alloy
FR602298A
(en )
1926-03-16
Manufacturing process for low carbon iron and chromium alloys
FR765215A
(en )
1934-06-05
Process for shaping iron and carbon alloys, products manufactured according to this process and their applications
GR747B
(en )
1924-11-11
PERFECTED METHOD OF INDUSTRIAL MANUFACTURE OF PURE IRON OR STEEL DIRECTLY OXIDIZED OF IRONIZED IRON.
GB180021A
(en )
1922-05-15
Improvements in the treatment of oxidised ores of copper
FR609438A
(en )
1926-08-14
Process of smelting iron and other metals
FR699135A
(en )
1931-02-10
Manufacturing process of low carbon metals and alloys
FR749381A
(en )
1933-07-22
Aging Resistant Iron and Steel Manufacturing Process
FR602448A
(en )
1926-03-18
Process for the production in an electric furnace of metals and alloys free from iron, phosphorus and other impurities
ES86603A1
(en )
1923-11-01
Improvements in the manufacture of wrought iron and its alloys.
FR718131A
(en )
1932-01-19
Process for the cementation of iron, steel and their alloys
FR573710A
(en )
1924-06-28
Improvements in the fabrication of iron and steel alloys
FR603049A
(en )
1926-04-07
Process for the direct manufacture of iron and steel alloys, from oxidized ores
FR590256A
(en )
1925-06-13
Process for smelting and refining metals other than iron
ES87824A1
(en )
1924-02-16
Improvements in transmission pulleys made of iron or other molten metals.
FR656306A
(en )
1929-05-06
Process for the deoxidation of oxidized metal surfaces, as well as the oxidation preservation of metal surfaces
FR561680A
(en )
1923-10-26
Improvements in the manufacture of iron alloys, especially ferro-chromium alloys
FR578491A
(en )
1924-09-26
Improvements in the manufacture of puddled iron
FR677608A
(en )
1930-03-12
Improvements to wrought or wrought iron production processes
FR30181E
(en )
1926-03-29
Manufacturing process of iron and steel from unwashed ores
FR615475A
(en )
1927-01-08
Improvements to the process for obtaining iron and iron alloys having a very low carbon percentage