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ELECTRODE CIRCUIT FOR HEX ELECTRIC FURNACE
US 3,520,979 A
Filed
: 02/26/1968
Issued
: 07/21/1970
Est. Priority Date
: 02/26/1968
Status: Expired due to Term
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Current Assignee
Penberthy Harvey Larry
,
Scarfe Frederick
Original Assignee
Penberthy Harvey Larry
,
Scarfe Frederick
Inventors
SCARFE FREDERICK
,
PENBERTHY HARVEY LARRY
Application Number
US04/708,150
Time in Patent Office
876 Days
Field of Search
US Class Current
373/41
CPC Class Codes
C03B 5/027
by passing an electric curr...
C03B 5/0275
Shaft furnaces C03B5/0277 t...
C03B 5/031
Cold top tank furnaces
H05B 3/0023
for heating by passing the ...
Y02P 40/57
Improving the yield, e-g- r...
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