DK34634C
(en )
1925-06-22
Procedure for the manufacture of alloy steel or iron grades.
DK33296C
(en )
1924-06-02
Procedure for the production of alloys of iron and chromium.
DK45312C
(en )
1932-02-29
Procedure for the manufacture of steel molds for the centrifugal casting of pipes.
DK33872C
(en )
1924-11-17
Procedure for Manufacturing Iron Alloys.
FR583698A
(en )
1925-01-19
Steel alloy
DK35267C
(en )
1925-11-16
Procedure for the production of gray cast iron.
DK46617C
(en )
1932-12-12
Process for the production of chromium alloy cast iron.
DK33877C
(en )
1924-11-17
Procedure for the production of aluminum-silicon alloys.
DK33315C
(en )
1924-06-02
Procedure for the immediate reduction of ores, in particular iron ores.
DK40114C
(en )
1929-05-06
Procedure for the production of gray cast iron.
AT108109B
(en )
1927-11-25
Process for the manufacture of low-sulfur cast iron.
DK48871C
(en )
1934-06-11
Procedure for the manufacture of cast iron articles.
DK38067C
(en )
1927-10-24
Procedure for the production of an alloy steel.
DK37374C
(en )
1927-04-19
Procedure for the production of iron castings with prelite structure.
ES93846A1
(en )
1925-09-01
Procedure for the manufacture of compounds for welding iron, steel and other metals.
ES85511A3
(en )
1923-07-01
An improvement in the manufacture of cast iron pipes.
DK45515C
(en )
1932-04-11
Procedure for the manufacture of hardened articles of nitriding iron and steel alloys.
DK34635C
(en )
1925-06-22
Metal alloy.
ES82514A1
(en )
1923-02-16
Mattress or mattress made of iron, steel or other metals, without the application of any kind of wood.
AT112331B
(en )
1929-02-25
Process for the conversion of copper-aluminum cast alloys.
CA204545A
(en )
1920-10-05
Steel or metal beam
DK39256C
(en )
1928-09-17
Procedure for the manufacture of inoculants.
ES116400A1
(en )
1930-02-01
Procedure for the oxidation of iron ores.
DK39075C
(en )
1928-07-30
Procedure for the production of galvanic coatings of chromium on other metals.
DK35088C
(en )
1925-09-28
Procedure for the Separation of Chromium.