AT108686B
(en )
1928-01-25
Melting process and electric furnace for treating melts.
AT126972B
(en )
1932-02-25
Method and device for the continuous charging of electric furnaces.
CH81875A
(en )
1919-07-16
Process and device for utilizing the waste heat from electrical melting furnaces
FR631358A
(en )
1927-12-19
Agitator for electric melting furnaces
CH225006A
(en )
1942-12-31
Process and electric furnace for the treatment of substances which are difficult to convert into the vapor state.
FR707729A
(en )
1931-07-11
electrodes for electric ovens
ES106783A1
(en )
1928-05-16
Heating process of melting furnaces.
AT116527B
(en )
1930-02-25
Process for preparing, heating up and starting up contact furnaces.
AT126975B
(en )
1932-02-25
Electric induction melting furnace.
AT98143B
(en )
1924-10-10
Process for the manufacture of lamellar electric detonators
AT140833B
(en )
1935-02-25
Process for making crucibles and furnace stoves
CA256562A
(en )
1925-12-22
Method for the heating of melting furnaces
CA263045A
(en )
1926-07-27
Heat treating furnace
CH145390A
(en )
1931-02-28
Process and furnace system for the production of molten cement.
AT132013B
(en )
1933-02-25
Process for annealing and compacting zinc oxide or zinc white.
CA264852A
(en )
1926-10-05
Metal heat treating method
AT111080B
(en )
1928-10-25
Device for quickly heating up electric salt bath ovens.
AT110406B
(en )
1928-08-25
Electric furnace for melting metals using alternating current.
AT108115B
(en )
1927-11-25
High frequency electric induction furnace.
CY12A
(en )
1927-05-14
Process of treating asbestos ore
CA257276A
(en )
1926-01-12
Method of heat treating porcelain
CH120567A
(en )
1927-06-01
Electric soldering iron.
CH79987A
(en )
1919-02-01
Method and device for the electrical heating of rivets
AU1267528A
(en )
1929-04-16
Process and apparatus for heating melting furnaces
AT132002B
(en )
1933-02-25
Process for the treatment of metal-oxygen compounds.