FR1249094A
(en )
1960-12-23
Improvements relating to electric arc devices
FR1315187A
(en )
1963-01-18
Advanced tube electric furnaces
BE616996A
(en )
1962-10-29
Electric arc furnaces
FR1447922A
(en )
1966-08-05
Improvements to electric arc furnaces
BE606480A
(en )
1961-11-16
Improvements to conductors for electric arc furnaces
FR1299075A
(en )
1962-07-20
Improvements to electrical conductors
FR1253881A
(en )
1961-02-17
Improvements to electrical insulators
BE603925A
(en )
1961-09-18
Improvements to electric induction devices
FR1278127A
(en )
1961-12-08
Improvements to electric ovens
BE601428A
(en )
1961-07-17
Connection for electric cables
BE600986A
(en )
1961-09-07
Improvements to insulated electrical conductors
FR1288983A
(en )
1962-03-30
Improvements to arc furnaces
FR1302971A
(en )
1962-09-07
Electric arc furnaces
FR1236147A
(en )
1960-07-15
Improvements to electric arc furnaces
FR1269243A
(en )
1961-08-11
Improvements to protective screens for electric cables
BE573800A
(en )
1959-04-01
Improvements to electric arc furnaces.
FR1278132A
(en )
1961-12-08
Connection for electric cables
FR1263902A
(en )
1961-06-19
Improvements to electric metallurgy furnaces
FR1255504A
(en )
1961-03-10
Electrode clamp for electric ovens
FR91204E
(en )
1968-05-03
Electric arc furnaces
FR1269724A
(en )
1961-08-18
Improvements to enclosures for electrical equipment
FR1257155A
(en )
1961-03-31
Electrode holder for electric ovens
FR1303824A
(en )
1962-09-14
Electric arc torches
FR1273513A
(en )
1961-10-13
Electric arc furnace cover
FR1291445A
(en )
1962-04-20
Electric arc furnace regulator