FR701426A
(en )
1931-03-16
Process for extracting molybdenum from mixtures of molybdenum or its compounds with other metals or metal compounds
FR683996A
(en )
1930-06-19
Method and apparatus for degassing cast iron
FR680250A
(en )
1930-04-26
Refining of cast gray iron and process for obtaining this cast iron
FR755817A
(en )
1933-11-30
Process for reducing the tendency to rust of cast iron or steel
FR737031A
(en )
1932-12-05
Process for obtaining electrolytic deposits of alloys
FR696647A
(en )
1931-01-05
Process for the refining of metallurgical coke
FR670353A
(en )
1929-11-28
Process for improving the physico-chemical properties of cast iron and large and small foundry parts
FR701125A
(en )
1931-03-12
Process and furnace for the remelting and purification of crude metals
FR35378E
(en )
1930-03-08
Process for the production of gray cast iron of any texture
FR671554A
(en )
1929-12-14
Process of using slag for the manufacture of cast iron and steel
FR627860A
(en )
1927-10-14
Metal refining process
FR734248A
(en )
1932-10-18
Method and device for the production of centrifugal cast iron
FR713023A
(en )
1931-10-17
Process allowing the production of gray iron cupola of determined composition
FR667111A
(en )
1929-10-12
Process for obtaining combinations of earth metals
FR737946A
(en )
1932-12-19
Cast iron tinning process
FR41415E
(en )
1933-01-10
Process for extracting molybdenum from mixtures of molybdenum or its compounds with other metals or metal compounds
FR40133E
(en )
1932-04-20
Process for extracting molybdenum from mixtures of molybdenum or its compounds with other metals or metal compounds
FR705599A
(en )
1931-06-10
Process for obtaining small castings in gray iron
FR704338A
(en )
1931-05-18
Process for the removal of chlorine from solutions and solutions thus obtained
FR681599A
(en )
1930-05-16
Process for the production of cast iron and copper steel
FR705481A
(en )
1931-06-08
Means and method for improving formers of mortars and mortars or concrete
FR713916A
(en )
1931-11-04
Metal refining process
FR623987A
(en )
1927-07-05
Process for the production of gray cast iron of any texture
FR740171A
(en )
1933-01-23
Process for obtaining alloys of glucinium and heavy metals
FR711663A
(en )
1931-09-15
Process for obtaining chloro-nitro-quinolines