CA517157A
(fr )
1955-10-04
Blocs refractaires
CA516899A
(fr )
1955-09-27
Fourneau a creuset
CA510350A
(fr )
1955-02-22
Fournaise
CA517533A
(fr )
1955-10-18
Fourneau
CA510349A
(fr )
1955-02-22
Fournaise
CA517146A
(fr )
1955-10-04
Composition refractaire
CA511715A
(fr )
1955-04-12
Fourneau metallurgique
CA511635A
(fr )
1955-04-05
Fournaises
CA533731A
(fr )
1956-11-27
Corps refractaires
CA510501A
(fr )
1955-03-01
Fourneau de graphitisation
CA512793A
(fr )
1955-05-10
Ciment refractaire
CA514169A
(fr )
1955-06-28
Fourneau de chauffage
CA516633A
(fr )
1955-09-13
Fours
CA510939A
(fr )
1955-03-15
Structure de voute de fourneau
CA509135A
(fr )
1955-01-11
Fourneau a induction regle par la temperature
AU207370B2
(en )
1956-06-07
Supporting structures for open hearth furnace
CA499695A
(fr )
1954-02-02
Creusets de fusion
AU211601B2
(en )
1956-05-17
Improvements relating to crucibles and furnaces comprising crucibles
CA514830A
(fr )
1955-07-19
Structure de paroi de fournaise
CA513383A
(fr )
1955-05-31
Melanges refractaires moulables
CA509916A
(fr )
1955-02-08
Fourneau a cyclone
CA517249A
(fr )
1955-10-04
Fourneaux de fusion de metaux
CA520283A
(fr )
1956-01-03
Fournaise
CA527394A
(fr )
1956-07-10
Four
CA512727A
(fr )
1955-05-10
Four a traitement de minerai